Move files and patches to files-2.6.23 and patches-2.6.23
authorflorian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Tue, 15 Jul 2008 17:17:04 +0000 (17:17 +0000)
committerflorian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Tue, 15 Jul 2008 17:17:04 +0000 (17:17 +0000)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11843 3c298f89-4303-0410-b956-a3cf2f4a3e73

40 files changed:
target/linux/rb532/files-2.6.23/arch/mips/pci/fixup-rb500.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/pci/ops-rc32434.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/pci/pci-rc32434.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/Makefile [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/devices.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/gpio.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/irq.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/prom.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/serial.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/setup.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/arch/mips/rb500/time.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/block/rb500/Makefile [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/block/rb500/bdev.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/char/watchdog/rc32434_wdt.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/leds/leds-rb500.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/net/korina.c [new file with mode: 0644]
target/linux/rb532/files-2.6.23/drivers/net/rc32434_eth.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/ddr.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma_v.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth_v.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/gpio.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/integ.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/irq.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/pci.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rb.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rc32434.h [new file with mode: 0644]
target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/war.h [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/100-rb5xx_support.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/110-korina_ethernet.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/120-cf.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/140-cmdline_hack.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/200-bridge_resource_hack.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/220-serial_fix.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/240-via_rhine_performance.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/510-rb500_led.patch [new file with mode: 0644]
target/linux/rb532/patches-2.6.23/520-rc32434_wdt.patch [new file with mode: 0644]

diff --git a/target/linux/rb532/files-2.6.23/arch/mips/pci/fixup-rb500.c b/target/linux/rb532/files-2.6.23/arch/mips/pci/fixup-rb500.c
new file mode 100644 (file)
index 0000000..76c465f
--- /dev/null
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2001 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc.
+ *             stevel@mvista.com or source@mvista.com
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/pci.h>
+#include <asm/io.h>
+
+#include <asm/rc32434/rc32434.h>
+
+static int __devinitdata irq_map[2][12] = {
+       { 0, 0, 2, 3, 2, 3, 0, 0, 0, 0, 0, 1 },
+       { 0, 0, 1, 3, 0, 2, 1, 3, 0, 2, 1, 3 }
+};
+
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+       int irq = 0;
+
+       if (dev->bus->number < 2 && PCI_SLOT(dev->devfn) < 12) {
+               irq = irq_map[dev->bus->number][PCI_SLOT(dev->devfn)];
+       }
+       return irq + GROUP4_IRQ_BASE + 4;
+}
+
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/pci/ops-rc32434.c b/target/linux/rb532/files-2.6.23/arch/mips/pci/ops-rc32434.c
new file mode 100644 (file)
index 0000000..b90ab1d
--- /dev/null
@@ -0,0 +1,218 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     pci_ops for IDT EB434 board
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *  Copyright 2006 Felix Fietkau <nbd@openwrt.org>
+ *         
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ * 
+ *
+ **************************************************************************
+ */
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/types.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/io.h>
+
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/pci.h> 
+
+#define PCI_ACCESS_READ  0
+#define PCI_ACCESS_WRITE 1
+
+
+#define PCI_CFG_SET(bus,slot,func,off) \
+       (rc32434_pci->pcicfga = (0x80000000 | \
+                               ((bus) << 16) | ((slot)<<11) | \
+                               ((func)<<8) | (off)))
+
+static inline int config_access(unsigned char access_type, struct pci_bus *bus,
+                         unsigned int devfn, unsigned char where,
+                         u32 * data)
+{ 
+       unsigned int slot = PCI_SLOT(devfn);
+       u8 func = PCI_FUNC(devfn);
+       
+       /* Setup address */
+       PCI_CFG_SET(bus->number, slot, func, where);
+       rc32434_sync();
+       
+       if (access_type == PCI_ACCESS_WRITE)
+               rc32434_pci->pcicfgd = *data;
+       else
+               *data = rc32434_pci->pcicfgd;
+       
+       rc32434_sync();
+       
+       return 0;
+}
+
+
+/*
+ * We can't address 8 and 16 bit words directly.  Instead we have to
+ * read/write a 32bit word and mask/modify the data we actually want.
+ */
+static int read_config_byte(struct pci_bus *bus, unsigned int devfn,
+                            int where, u8 * val)
+{
+       u32 data;
+       int ret;
+       
+       ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
+       *val = (data >> ((where & 3) << 3)) & 0xff;
+       return ret;
+}
+
+static int read_config_word(struct pci_bus *bus, unsigned int devfn,
+                            int where, u16 * val)
+{
+       u32 data;
+       int ret;
+       
+       ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
+       *val = (data >> ((where & 3) << 3)) & 0xffff;
+       return ret;
+}
+
+static int read_config_dword(struct pci_bus *bus, unsigned int devfn,
+                             int where, u32 * val)
+{
+       int ret;
+       int delay = 1;
+
+       if (bus->number == 0 && PCI_SLOT(devfn) > 21)
+               return 0;
+
+retry:
+       ret = config_access(PCI_ACCESS_READ, bus, devfn, where, val);
+       
+       /* PCI scan: check for invalid values, device may not have
+        * finished initializing */
+
+       if (where == PCI_VENDOR_ID) {
+               if (ret == 0xffffffff || ret == 0x00000000 ||
+                       ret == 0x0000ffff || ret == 0xffff0000) {
+
+                       if (delay > 4)
+                               return 0;
+
+                       delay *= 2;
+                       msleep(delay);
+                       goto retry;
+               }
+       }
+       
+       return ret;
+}
+
+static int
+write_config_byte(struct pci_bus *bus, unsigned int devfn, int where,
+                  u8 val)
+{
+       u32 data = 0;
+       
+       if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
+               return -1;
+       
+       data = (data & ~(0xff << ((where & 3) << 3))) |
+               (val << ((where & 3) << 3));
+       
+       if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
+               return -1;
+       
+       return PCIBIOS_SUCCESSFUL;
+}
+
+
+static int
+write_config_word(struct pci_bus *bus, unsigned int devfn, int where,
+                  u16 val)
+{
+       u32 data = 0;
+       
+       if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
+               return -1;
+       
+       data = (data & ~(0xffff << ((where & 3) << 3))) |
+               (val << ((where & 3) << 3));
+       
+       if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
+               return -1;
+       
+       
+       return PCIBIOS_SUCCESSFUL;
+}
+
+
+static int 
+write_config_dword(struct pci_bus *bus, unsigned int devfn, int where,
+                   u32 val)
+{
+       if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &val))
+               return -1;
+       
+       return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_config_read(struct pci_bus *bus, unsigned int devfn,
+                          int where, int size, u32 * val)
+{
+       switch (size) {
+       case 1: 
+               return read_config_byte(bus, devfn, where, (u8 *) val);
+       case 2: 
+               return read_config_word(bus, devfn, where, (u16 *) val);
+       default:
+               return read_config_dword(bus, devfn, where, val);
+       }
+}
+
+static int pci_config_write(struct pci_bus *bus, unsigned int devfn,
+                           int where, int size, u32 val)
+{
+       switch (size) {
+       case 1: 
+               return write_config_byte(bus, devfn, where, (u8) val);
+       case 2: 
+               return write_config_word(bus, devfn, where, (u16) val);
+       default:
+               return write_config_dword(bus, devfn, where, val);
+       }
+}
+
+struct pci_ops rc32434_pci_ops = {
+       .read =  pci_config_read,
+       .write = pci_config_write,
+};
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/pci/pci-rc32434.c b/target/linux/rb532/files-2.6.23/arch/mips/pci/pci-rc32434.c
new file mode 100644 (file)
index 0000000..9ae596c
--- /dev/null
@@ -0,0 +1,236 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     PCI initialization for IDT EB434 board
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ *
+ *
+ **************************************************************************
+ */
+
+#include <linux/autoconf.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/pci.h>
+
+#define PCI_ACCESS_READ  0
+#define PCI_ACCESS_WRITE 1
+
+/* define an unsigned array for the PCI registers */
+unsigned int korinaCnfgRegs[25] = {
+       KORINA_CNFG1,    KORINA_CNFG2,  KORINA_CNFG3,  KORINA_CNFG4,
+       KORINA_CNFG5,    KORINA_CNFG6,  KORINA_CNFG7,  KORINA_CNFG8,
+       KORINA_CNFG9,    KORINA_CNFG10, KORINA_CNFG11, KORINA_CNFG12,
+       KORINA_CNFG13, KORINA_CNFG14, KORINA_CNFG15, KORINA_CNFG16,
+       KORINA_CNFG17, KORINA_CNFG18, KORINA_CNFG19, KORINA_CNFG20,
+       KORINA_CNFG21, KORINA_CNFG22, KORINA_CNFG23, KORINA_CNFG24
+};
+static struct resource rc32434_res_pci_mem1;
+static struct resource rc32434_res_pci_mem2;
+
+static struct resource rc32434_res_pci_mem1 = {
+       .name = "PCI MEM1",
+       .start = 0x50000000,
+       .end = 0x5FFFFFFF,
+       .flags = IORESOURCE_MEM,
+       .parent = &rc32434_res_pci_mem1,
+       .sibling = NULL,
+       .child = &rc32434_res_pci_mem2
+};
+
+static struct resource rc32434_res_pci_mem2 = {
+       .name = "PCI Mem2",
+       .start = 0x60000000,
+       .end = 0x6FFFFFFF,
+       .flags = IORESOURCE_MEM,
+       .parent = &rc32434_res_pci_mem1,
+       .sibling = NULL,
+       .child = NULL
+};
+
+static struct resource rc32434_res_pci_io1 = {
+       .name = "PCI I/O1",
+       .start = 0x18800000,
+       .end = 0x188FFFFF,
+       .flags = IORESOURCE_IO,
+};
+
+extern struct pci_ops rc32434_pci_ops;
+
+#define PCI_MEM1_START PCI_ADDR_START
+#define PCI_MEM1_END   PCI_ADDR_START + CPUTOPCI_MEM_WIN - 1
+#define PCI_MEM2_START PCI_ADDR_START + CPUTOPCI_MEM_WIN
+#define PCI_MEM2_END   PCI_ADDR_START + ( 2* CPUTOPCI_MEM_WIN)  - 1
+#define PCI_IO1_START  PCI_ADDR_START + (2 * CPUTOPCI_MEM_WIN)
+#define PCI_IO1_END    PCI_ADDR_START + (2* CPUTOPCI_MEM_WIN) + CPUTOPCI_IO_WIN -1
+#define PCI_IO2_START  PCI_ADDR_START + (2 * CPUTOPCI_MEM_WIN) + CPUTOPCI_IO_WIN
+#define PCI_IO2_END    PCI_ADDR_START + (2* CPUTOPCI_MEM_WIN) + (2 * CPUTOPCI_IO_WIN) -1
+
+
+struct pci_controller rc32434_controller2;
+
+struct pci_controller rc32434_controller = {
+       .pci_ops        = &rc32434_pci_ops,
+       .mem_resource   = &rc32434_res_pci_mem1,
+       .io_resource    = &rc32434_res_pci_io1,
+       .mem_offset     = 0,
+       .io_offset      = 0,
+
+};
+
+#ifdef __MIPSEB__
+#define PCI_ENDIAN_FLAG PCILBAC_sb_m
+#else
+#define PCI_ENDIAN_FLAG 0
+#endif
+
+static int __init rc32434_pcibridge_init(void)
+{
+       unsigned int pcicValue, pcicData = 0;
+       unsigned int dummyRead, pciCntlVal;
+       int loopCount;
+       unsigned int pciConfigAddr;
+
+       pcicValue = rc32434_pci->pcic;
+       pcicValue = (pcicValue >> PCIM_SHFT) & PCIM_BIT_LEN;
+       if (!((pcicValue == PCIM_H_EA) ||
+                (pcicValue == PCIM_H_IA_FIX) ||
+               (pcicValue == PCIM_H_IA_RR))) {
+               printk("PCI init error!!!\n");
+               /* Not in Host Mode, return ERROR */
+               return -1;
+       }
+       /* Enables the Idle Grant mode, Arbiter Parking */
+       pcicData |=(PCIC_igm_m|PCIC_eap_m|PCIC_en_m);
+       rc32434_pci->pcic = pcicData; /* Enable the PCI bus Interface */
+       /* Zero out the PCI status & PCI Status Mask */
+       for(;;)
+       {
+          pcicData = rc32434_pci->pcis;
+          if (!(pcicData & PCIS_rip_m))
+                   break;
+       }
+
+       rc32434_pci->pcis = 0;
+       rc32434_pci->pcism = 0xFFFFFFFF;
+       /* Zero out the PCI decoupled registers */
+       rc32434_pci->pcidac=0; /* disable PCI decoupled accesses at initialization */
+       rc32434_pci->pcidas=0; /* clear the status */
+       rc32434_pci->pcidasm=0x0000007F; /* Mask all the interrupts */
+       /* Mask PCI Messaging Interrupts */
+       rc32434_pci_msg->pciiic = 0;
+       rc32434_pci_msg->pciiim = 0xFFFFFFFF;
+       rc32434_pci_msg->pciioic = 0;
+       rc32434_pci_msg->pciioim = 0;
+
+
+       /* Setup PCILB0 as Memory Window */
+       rc32434_pci->pcilba[0].a = (unsigned int) (PCI_ADDR_START);
+
+       /* setup the PCI map address as same as the local address */
+
+       rc32434_pci->pcilba[0].m = (unsigned int) (PCI_ADDR_START);
+
+
+       /* Setup PCILBA1 as MEM */
+       rc32434_pci->pcilba[0].c = ( ((SIZE_256MB & 0x1f) << PCILBAC_size_b) | PCI_ENDIAN_FLAG);
+       dummyRead = rc32434_pci->pcilba[0].c; /* flush the CPU write Buffers */
+       rc32434_pci->pcilba[1].a = 0x60000000;
+       rc32434_pci->pcilba[1].m = 0x60000000;
+
+       /* setup PCILBA2 as IO Window*/
+       rc32434_pci->pcilba[1].c = (((SIZE_256MB & 0x1f) << PCILBAC_size_b )| PCI_ENDIAN_FLAG);
+       dummyRead = rc32434_pci->pcilba[1].c; /* flush the CPU write Buffers */
+       rc32434_pci->pcilba[2].a = 0x18C00000;
+       rc32434_pci->pcilba[2].m = 0x18FFFFFF;
+
+       /* setup PCILBA2 as IO Window*/
+       rc32434_pci->pcilba[2].c = (((SIZE_4MB & 0x1f) << PCILBAC_size_b) | PCI_ENDIAN_FLAG );
+       dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
+
+       /* Setup PCILBA3 as IO Window */
+       rc32434_pci->pcilba[3].a = 0x18800000;
+       rc32434_pci->pcilba[3].m = 0x18800000;
+       rc32434_pci->pcilba[3].c = ( (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m) | PCI_ENDIAN_FLAG);
+       dummyRead = rc32434_pci->pcilba[3].c; /* flush the CPU write Buffers */
+
+       pciConfigAddr=(unsigned int)(0x80000004);
+       for(loopCount=0;loopCount<24;loopCount++){
+               rc32434_pci->pcicfga=pciConfigAddr;
+               dummyRead=rc32434_pci->pcicfga;
+               rc32434_pci->pcicfgd = korinaCnfgRegs[loopCount];
+               dummyRead=rc32434_pci->pcicfgd;
+               pciConfigAddr += 4;
+       }
+       rc32434_pci->pcitc = (unsigned int)((PCITC_RTIMER_VAL&0xff) << PCITC_rtimer_b)
+               | ((PCITC_DTIMER_VAL&0xff) << PCITC_dtimer_b);
+
+       pciCntlVal=rc32434_pci->pcic;
+       pciCntlVal &=~(PCIC_tnr_m);
+       rc32434_pci->pcic = pciCntlVal;
+       pciCntlVal=rc32434_pci->pcic;
+       return 0;
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+       if (PCI_SLOT(dev->devfn) == 6 && dev->bus->number == 0) {
+               /* disable prefetched memory range */
+               pci_write_config_word(dev, PCI_PREF_MEMORY_LIMIT, 0);
+               pci_write_config_word(dev, PCI_PREF_MEMORY_BASE, 0x10);
+
+               pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 4);
+       }
+       return 0;
+}
+
+static int __init rc32434_pci_init(void)
+{
+       printk("PCI: Initializing PCI\n");
+
+       ioport_resource.start = rc32434_res_pci_io1.start;
+       ioport_resource.end = rc32434_res_pci_io1.end;
+
+       rc32434_pcibridge_init();
+
+       register_pci_controller(&rc32434_controller);
+       rc32434_sync();
+
+       return 0;
+}
+
+arch_initcall(rc32434_pci_init);
+
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/Makefile b/target/linux/rb532/files-2.6.23/arch/mips/rb500/Makefile
new file mode 100644 (file)
index 0000000..d3ae3d9
--- /dev/null
@@ -0,0 +1,5 @@
+#
+# Makefile for the RB500 board specific parts of the kernel
+#
+
+obj-y   += irq.o time.o setup.o serial.o prom.o gpio.o devices.o
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/devices.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/devices.c
new file mode 100644 (file)
index 0000000..6372737
--- /dev/null
@@ -0,0 +1,338 @@
+/*
+ *  RouterBoard 500 Platform devices
+ *
+ *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/ctype.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+
+#include <asm/bootinfo.h>
+
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/dma.h>
+#include <asm/rc32434/dma_v.h>
+#include <asm/rc32434/eth.h>
+#include <asm/rc32434/rb.h>
+
+#define ETH0_DMA_RX_IRQ        GROUP1_IRQ_BASE + 0
+#define ETH0_DMA_TX_IRQ        GROUP1_IRQ_BASE + 1
+#define ETH0_RX_OVR_IRQ        GROUP3_IRQ_BASE + 9
+#define ETH0_TX_UND_IRQ        GROUP3_IRQ_BASE + 10
+
+#define ETH0_RX_DMA_ADDR  (DMA0_PhysicalAddress + 0*DMA_CHAN_OFFSET)
+#define ETH0_TX_DMA_ADDR  (DMA0_PhysicalAddress + 1*DMA_CHAN_OFFSET)
+
+/* NAND definitions */
+#define MEM32(x) *((volatile unsigned *) (x))
+
+#define GPIO_RDY (1 << 0x08)
+#define GPIO_WPX (1 << 0x09)
+#define GPIO_ALE (1 << 0x0a)
+#define GPIO_CLE (1 << 0x0b)
+
+extern char* board_type;
+
+static struct resource korina_dev0_res[] = {
+       {
+               .name = "korina_regs",
+               .start = ETH0_PhysicalAddress,
+               .end = ETH0_PhysicalAddress + sizeof(ETH_t),
+               .flags = IORESOURCE_MEM,
+        }, {
+               .name = "korina_rx",
+               .start = ETH0_DMA_RX_IRQ,
+               .end = ETH0_DMA_RX_IRQ,
+               .flags = IORESOURCE_IRQ
+       }, {
+               .name = "korina_tx",
+               .start = ETH0_DMA_TX_IRQ,
+               .end = ETH0_DMA_TX_IRQ,
+               .flags = IORESOURCE_IRQ
+       }, {
+               .name = "korina_ovr",
+               .start = ETH0_RX_OVR_IRQ,
+               .end = ETH0_RX_OVR_IRQ,
+               .flags = IORESOURCE_IRQ
+       }, {
+               .name = "korina_und",
+               .start = ETH0_TX_UND_IRQ,
+               .end = ETH0_TX_UND_IRQ,
+               .flags = IORESOURCE_IRQ
+       }, {
+               .name = "korina_dma_rx",
+               .start = ETH0_RX_DMA_ADDR,
+               .end = ETH0_RX_DMA_ADDR + DMA_CHAN_OFFSET - 1,
+               .flags = IORESOURCE_MEM,
+        }, {
+               .name = "korina_dma_tx",
+               .start = ETH0_TX_DMA_ADDR,
+               .end = ETH0_TX_DMA_ADDR + DMA_CHAN_OFFSET - 1,
+               .flags = IORESOURCE_MEM,
+        }
+};
+
+static struct korina_device korina_dev0_data = {
+       .name = "korina0",
+       .mac = {0xde, 0xca, 0xff, 0xc0, 0xff, 0xee}
+};
+
+static struct platform_device korina_dev0 = {
+       .id = 0,
+       .name = "korina",
+       .dev.platform_data = &korina_dev0_data,
+       .resource = korina_dev0_res,
+       .num_resources = ARRAY_SIZE(korina_dev0_res),
+};
+
+#define CF_GPIO_NUM 13
+
+static struct resource cf_slot0_res[] = {
+       {
+               .name = "cf_membase",
+               .flags = IORESOURCE_MEM
+       }, {
+               .name = "cf_irq",
+               .start = (8 + 4 * 32 + CF_GPIO_NUM),    /* 149 */
+               .end = (8 + 4 * 32 + CF_GPIO_NUM),
+               .flags = IORESOURCE_IRQ
+       }
+};
+
+static struct cf_device cf_slot0_data = {
+       .gpio_pin = 13
+};
+
+static struct platform_device cf_slot0 = {
+       .id = 0,
+       .name = "rb500-cf",
+       .dev.platform_data = &cf_slot0_data,
+       .resource = cf_slot0_res,
+       .num_resources = ARRAY_SIZE(cf_slot0_res),
+};
+
+/* Resources and device for NAND.  There is no data needed and no irqs, so just define the memory used. */
+
+/*
+ * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
+ * will not be able to find the kernel that we load.  So set the oobinfo
+ * when creating the partitions
+ */
+static struct nand_ecclayout rb500_nand_ecclayout = {
+       .eccbytes       = 6,
+       .eccpos         = { 8, 9, 10, 13, 14, 15 },
+       .oobavail       = 9,
+       .oobfree        = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
+};
+
+int rb500_dev_ready(struct mtd_info *mtd)
+{
+        return MEM32(IDT434_REG_BASE + GPIOD) & GPIO_RDY;
+}
+
+void rb500_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
+{
+        struct nand_chip *chip = mtd->priv;
+        unsigned char orbits, nandbits;
+
+        if (ctrl & NAND_CTRL_CHANGE) {
+
+                orbits = (ctrl & NAND_CLE) << 1;
+                orbits |= (ctrl & NAND_ALE) >> 1;
+
+                nandbits = (~ctrl & NAND_CLE) << 1;
+                nandbits |= (~ctrl & NAND_ALE) >> 1;
+
+                changeLatchU5(orbits, nandbits);
+        }
+        if (cmd != NAND_CMD_NONE)
+                writeb(cmd, chip->IO_ADDR_W);
+}
+
+static struct resource nand_slot0_res[] = {
+       [0] = {
+               .name = "nand_membase",
+               .flags = IORESOURCE_MEM
+       }
+};
+
+struct platform_nand_data rb500_nand_data = {
+       .ctrl.dev_ready = rb500_dev_ready,
+       .ctrl.cmd_ctrl  = rb500_cmd_ctrl,
+};
+
+static struct platform_device nand_slot0 = {
+       .name = "gen_nand",
+       .id = -1,
+       .resource = nand_slot0_res,
+       .num_resources = ARRAY_SIZE(nand_slot0_res),
+       .dev.platform_data = &rb500_nand_data,
+};
+
+static struct mtd_partition rb500_partition_info[] = {
+       {
+               .name = "Routerboard NAND boot",
+               .offset = 0,
+               .size = 4 * 1024 * 1024,
+       }, {
+               .name = "rootfs",
+               .offset = MTDPART_OFS_NXTBLK,
+               .size = MTDPART_SIZ_FULL,
+       }
+};
+
+static struct platform_device rb500_led = {
+       .name = "rb500-led",
+       .id = 0,
+};
+
+static struct gpio_keys_button rb500_gpio_btn[] = {
+       {
+               .gpio = 1,
+               .code = BTN_0,
+               .desc = "S1",
+               .active_low = 1,
+       }
+};
+
+static struct gpio_keys_platform_data rb500_gpio_btn_data = {
+       .buttons = rb500_gpio_btn,
+       .nbuttons = ARRAY_SIZE(rb500_gpio_btn),
+};
+
+static struct platform_device rb500_button = {
+       .name   = "gpio-keys",
+       .id     = -1,
+       .dev    = {
+               .platform_data = &rb500_gpio_btn_data,
+       }
+};
+
+static struct platform_device *rb500_devs[] = {
+       &korina_dev0,
+       &nand_slot0,
+       &cf_slot0,
+       &rb500_led,
+       &rb500_button
+};
+
+static void __init parse_mac_addr(char *macstr)
+{
+       int i, j;
+       unsigned char result, value;
+
+       for (i = 0; i < 6; i++) {
+               result = 0;
+
+               if (i != 5 && *(macstr + 2) != ':')
+                       return;
+
+               for (j = 0; j < 2; j++) {
+                       if (isxdigit(*macstr)
+                           && (value =
+                               isdigit(*macstr) ? *macstr -
+                               '0' : toupper(*macstr) - 'A' + 10) < 16) {
+                               result = result * 16 + value;
+                               macstr++;
+                       } else
+                               return;
+               }
+
+               macstr++;
+               korina_dev0_data.mac[i] = result;
+       }
+}
+
+
+/* DEVICE CONTROLLER 1 */
+#define CFG_DC_DEV1 (void*)0xb8010010
+#define CFG_DC_DEV2 (void*)0xb8010020
+#define CFG_DC_DEVBASE    0x0
+#define CFG_DC_DEVMASK    0x4
+#define CFG_DC_DEVC       0x8
+#define CFG_DC_DEVTC      0xC
+
+/* NAND definitions */
+#define NAND_CHIP_DELAY        25
+
+static int rb500_nand_fixup(struct mtd_info *mtd)
+{
+       struct nand_chip *chip = mtd->priv;
+
+       if (mtd->writesize == 512)
+               chip->ecc.layout = &rb500_nand_ecclayout;
+
+       return 0;
+}
+
+static void __init rb500_nand_setup(void)
+{
+       switch (mips_machtype) {
+       case MACH_MIKROTIK_RB532A:
+               changeLatchU5(LO_FOFF | LO_CEX, LO_ULED | LO_ALE | LO_CLE | LO_WPX);
+               break;
+       default:
+               changeLatchU5(LO_WPX | LO_FOFF | LO_CEX, LO_ULED | LO_ALE | LO_CLE);
+               break;
+       }
+
+       /* Setup NAND specific settings */
+       rb500_nand_data.chip.nr_chips = 1;
+       rb500_nand_data.chip.nr_partitions = ARRAY_SIZE(rb500_partition_info);
+       rb500_nand_data.chip.partitions = rb500_partition_info;
+       rb500_nand_data.chip.chip_delay = NAND_CHIP_DELAY;
+       rb500_nand_data.chip.options = NAND_NO_AUTOINCR;
+
+       rb500_nand_data.chip.chip_fixup = &rb500_nand_fixup;
+}
+
+
+static int __init plat_setup_devices(void)
+{
+       /* Look for the CF card reader */
+       if (!readl(CFG_DC_DEV1 + CFG_DC_DEVMASK))
+               rb500_devs[1] = NULL;
+       else {
+               cf_slot0_res[0].start =
+                   readl(CFG_DC_DEV1 + CFG_DC_DEVBASE);
+               cf_slot0_res[0].end = cf_slot0_res[0].start + 0x1000;
+       }
+
+       /* Read the NAND resources from the device controller */
+       nand_slot0_res[0].start = readl(CFG_DC_DEV2 + CFG_DC_DEVBASE);
+       nand_slot0_res[0].end = nand_slot0_res[0].start + 0x1000;
+
+       /* Initialise the NAND device */
+       rb500_nand_setup();
+
+       return platform_add_devices(rb500_devs, ARRAY_SIZE(rb500_devs));
+}
+
+static int __init setup_kmac(char *s)
+{
+       printk("korina mac = %s\n", s);
+       parse_mac_addr(s);
+       return 0;
+}
+
+__setup("kmac=", setup_kmac);
+
+arch_initcall(plat_setup_devices);
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/gpio.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/gpio.c
new file mode 100644 (file)
index 0000000..6c92a8f
--- /dev/null
@@ -0,0 +1,198 @@
+/*
+ *  Miscellaneous functions for IDT EB434 board
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *  Copyright 2006 Phil Sutter <n0-1@freewrt.org>
+ *  Copyright 2007 Florian Fainelli <florian@openwrt.org>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/spinlock.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include <asm/addrspace.h>
+#include <asm/gpio.h>
+
+#include <asm/rc32434/rb.h>
+
+#define GPIO_BADDR  0x18050000
+
+static volatile unsigned char *devCtl3Base;
+static unsigned char latchU5State;
+static spinlock_t clu5Lock = SPIN_LOCK_UNLOCKED;
+
+struct rb500_gpio_reg __iomem *rb500_gpio_reg0;
+EXPORT_SYMBOL(rb500_gpio_reg0);
+
+static struct resource rb500_gpio_reg0_res[] = {
+       {
+               .name   = "gpio_reg0",
+               .start  = GPIO_BADDR,
+               .end    = GPIO_BADDR + sizeof(struct rb500_gpio_reg),
+               .flags  = IORESOURCE_MEM,
+       }
+};
+
+void set434Reg(unsigned regOffs, unsigned bit, unsigned len, unsigned val)
+{
+       unsigned flags, data;
+       unsigned i = 0;
+
+       spin_lock_irqsave(&clu5Lock, flags);
+       data = *(volatile unsigned *) (IDT434_REG_BASE + regOffs);
+       for (i = 0; i != len; ++i) {
+               if (val & (1 << i))
+                       data |= (1 << (i + bit));
+               else
+                       data &= ~(1 << (i + bit));
+       }
+       *(volatile unsigned *) (IDT434_REG_BASE + regOffs) = data;
+       spin_unlock_irqrestore(&clu5Lock, flags);
+}
+EXPORT_SYMBOL(set434Reg);
+
+void changeLatchU5(unsigned char orMask, unsigned char nandMask)
+{
+       unsigned flags;
+
+       spin_lock_irqsave(&clu5Lock, flags);
+       latchU5State = (latchU5State | orMask) & ~nandMask;
+       if (!devCtl3Base)
+               devCtl3Base = (volatile unsigned char *)
+                   KSEG1ADDR(*(volatile unsigned *)
+                             KSEG1ADDR(0x18010030));
+       *devCtl3Base = latchU5State;
+       spin_unlock_irqrestore(&clu5Lock, flags);
+}
+EXPORT_SYMBOL(changeLatchU5);
+
+unsigned char getLatchU5State(void)
+{
+       return latchU5State;
+}
+EXPORT_SYMBOL(getLatchU5State);
+
+int rb500_gpio_get_value(unsigned gpio)
+{
+       return readl(&rb500_gpio_reg0->gpiod) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_value);
+
+void rb500_gpio_set_value(unsigned gpio, int value)
+{
+       unsigned tmp;
+
+       tmp = readl(&rb500_gpio_reg0->gpiod) & ~(1 << gpio);
+       if (value)
+               tmp |= 1 << gpio;
+
+       writel(tmp, (void *)&rb500_gpio_reg0->gpiod);
+}
+EXPORT_SYMBOL(rb500_gpio_set_value);
+
+int rb500_gpio_direction_input(unsigned gpio)
+{
+       writel(readl(&rb500_gpio_reg0->gpiocfg) & ~(1 << gpio), (void *)&rb500_gpio_reg0->gpiocfg);
+
+       return 0;
+}
+EXPORT_SYMBOL(rb500_gpio_direction_input);
+
+int rb500_gpio_direction_output(unsigned gpio, int value)
+{
+       gpio_set_value(gpio, value);
+       writel(readl(&rb500_gpio_reg0->gpiocfg) | (1 << gpio), (void *)&rb500_gpio_reg0->gpiocfg);
+
+       return 0;
+}
+EXPORT_SYMBOL(rb500_gpio_direction_output);
+
+void rb500_gpio_set_int_level(unsigned gpio, int value)
+{
+       unsigned tmp;
+
+       tmp = readl(&rb500_gpio_reg0->gpioilevel) & ~(1 << gpio);
+       if (value)
+               tmp |= 1 << gpio;
+       writel(tmp, (void *)&rb500_gpio_reg0->gpioilevel);
+}
+EXPORT_SYMBOL(rb500_gpio_set_int_level);
+
+int rb500_gpio_get_int_level(unsigned gpio)
+{
+       return readl(&rb500_gpio_reg0->gpioilevel) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_int_level);
+
+void rb500_gpio_set_int_status(unsigned gpio, int value)
+{
+       unsigned tmp;
+
+       tmp = readl(&rb500_gpio_reg0->gpioistat);
+       if (value)
+               tmp |= 1 << gpio;
+       writel(tmp, (void *)&rb500_gpio_reg0->gpioistat);
+}
+EXPORT_SYMBOL(rb500_gpio_set_int_status);
+
+int rb500_gpio_get_int_status(unsigned gpio)
+{
+       return readl(&rb500_gpio_reg0->gpioistat) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_int_status);
+
+void rb500_gpio_set_func(unsigned gpio, int value)
+{
+        unsigned tmp;
+
+        tmp = readl(&rb500_gpio_reg0->gpiofunc);
+        if (value)
+                tmp |= 1 << gpio;
+        writel(tmp, (void *)&rb500_gpio_reg0->gpiofunc);
+}
+EXPORT_SYMBOL(rb500_gpio_set_func);
+
+int rb500_gpio_get_func(unsigned gpio)
+{
+        return readl(&rb500_gpio_reg0->gpiofunc) & (1 << gpio);
+}
+EXPORT_SYMBOL(rb500_gpio_get_func);
+
+int __init rb500_gpio_init(void)
+{
+       rb500_gpio_reg0 = ioremap_nocache(rb500_gpio_reg0_res[0].start,
+                               rb500_gpio_reg0_res[0].end -
+                               rb500_gpio_reg0_res[0].start);
+
+       if (!rb500_gpio_reg0) {
+               printk(KERN_ERR "rb500: cannot remap GPIO register 0\n");
+               return -ENXIO;
+       }
+
+       return 0;
+}
+arch_initcall(rb500_gpio_init);
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/irq.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/irq.c
new file mode 100644 (file)
index 0000000..5a4d349
--- /dev/null
@@ -0,0 +1,265 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *     RC32434 interrupt routines.
+ *
+ * Copyright 2002 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc.
+ *             stevel@mvista.com or source@mvista.com
+ *
+ *  This program is free software; you can redistribute         it and/or modify it
+ *  under  the terms of         the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED          ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,          INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED          TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA, OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN         CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/kernel_stat.h>
+#include <linux/module.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/timex.h>
+#include <linux/slab.h>
+#include <linux/random.h>
+#include <linux/delay.h>
+
+#include <asm/bitops.h>
+#include <asm/bootinfo.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/time.h>
+#include <asm/mipsregs.h>
+#include <asm/system.h>
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/gpio.h>
+
+extern void set_debug_traps(void);
+extern irq_cpustat_t irq_stat [NR_CPUS];
+unsigned int local_bh_count[NR_CPUS];
+unsigned int local_irq_count[NR_CPUS];
+
+static unsigned int startup_irq(unsigned int irq);
+static void rb500_end_irq(unsigned int irq_nr);
+static void mask_and_ack_irq(unsigned int irq_nr);
+static void rb500_enable_irq(unsigned int irq_nr);
+static void rb500_disable_irq(unsigned int irq_nr);
+
+extern void __init init_generic_irq(void);
+extern struct rb500_gpio_reg __iomem *rb500_gpio_reg0;
+
+typedef struct {
+  u32 mask;       /* mask of valid bits in pending/mask registers */
+  volatile u32 *base_addr;
+} intr_group_t;
+
+#define RC32434_NR_IRQS  (GROUP4_IRQ_BASE + 32)
+
+#if (NR_IRQS < RC32434_NR_IRQS)
+#error Too little irqs defined. Did you override <asm/irq.h> ?
+#endif
+
+static const intr_group_t intr_group[NUM_INTR_GROUPS] = {
+  { 0x0000efff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 0 * IC_GROUP_OFFSET) },
+  { 0x00001fff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 1 * IC_GROUP_OFFSET) },
+  { 0x00000007, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 2 * IC_GROUP_OFFSET) },
+  { 0x0003ffff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 3 * IC_GROUP_OFFSET) },
+  { 0xffffffff, (u32 *)KSEG1ADDR(IC_GROUP0_PEND + 4 * IC_GROUP_OFFSET) }
+};
+
+#define READ_PEND(base) (*(base))
+#define READ_MASK(base) (*(base + 2))
+#define WRITE_MASK(base, val) (*(base + 2) = (val))
+
+static inline int irq_to_group(unsigned int irq_nr)
+{
+  return ((irq_nr - GROUP0_IRQ_BASE) >> 5);
+}
+
+static inline int group_to_ip(unsigned int group)
+{
+  return group + 2;
+}
+
+static inline void enable_local_irq(unsigned int ip)
+{
+  int ipnum = 0x100 << ip;
+  clear_c0_cause(ipnum);
+  set_c0_status(ipnum);
+}
+
+static inline void disable_local_irq(unsigned int ip)
+{
+  int ipnum = 0x100 << ip;
+  clear_c0_status(ipnum);
+}
+
+static inline void ack_local_irq(unsigned int ip)
+{
+  int ipnum = 0x100 << ip;
+  clear_c0_cause(ipnum);
+}
+
+static void rb500_enable_irq(unsigned int irq_nr)
+{
+  int           ip = irq_nr - GROUP0_IRQ_BASE;
+  unsigned int  group, intr_bit;
+  volatile unsigned int  *addr;
+  
+  
+  if (ip < 0)
+    enable_local_irq(irq_nr);
+  else {
+    group = ip >> 5;
+    ip &= (1<<5)-1;
+    intr_bit = 1 << ip;
+    enable_local_irq(group_to_ip(group));
+    
+    addr = intr_group[group].base_addr;
+    WRITE_MASK(addr, READ_MASK(addr) & ~intr_bit);
+  }
+}
+
+static void rb500_disable_irq(unsigned int irq_nr)
+{
+  int           ip = irq_nr - GROUP0_IRQ_BASE;
+  unsigned int  group, intr_bit, mask;
+  volatile unsigned int  *addr;
+  
+  if (ip < 0) {
+       disable_local_irq(irq_nr);
+    }else{
+    group = ip >> 5;
+    
+    ip &= (1<<5) -1;
+    intr_bit = 1 << ip;
+    addr = intr_group[group].base_addr;
+    mask = READ_MASK(addr);
+    mask |= intr_bit;
+    WRITE_MASK(addr,mask);
+   
+    /*
+     * if there are no more interrupts enabled in this
+     * group, disable corresponding IP
+     */
+    if (mask == intr_group[group].mask)
+      disable_local_irq(group_to_ip(group));
+  }
+}
+
+static unsigned int startup_irq(unsigned int irq_nr)
+{
+  rb500_enable_irq(irq_nr);
+  return 0; 
+}
+
+static void shutdown_irq(unsigned int irq_nr)
+{
+  rb500_disable_irq(irq_nr);
+  return;
+}
+
+static void mask_and_ack_irq(unsigned int irq_nr)
+{
+  rb500_disable_irq(irq_nr);
+  ack_local_irq(group_to_ip(irq_to_group(irq_nr)));
+}
+
+static void rb500_end_irq(unsigned int irq_nr)
+{
+
+  int ip = irq_nr - GROUP0_IRQ_BASE;
+  unsigned int intr_bit, group;
+  volatile unsigned int *addr;
+
+       if ((irq_desc[irq_nr].status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
+               printk("warning: end_irq %d did not enable (%x)\n", 
+                       irq_nr, irq_desc[irq_nr].status);
+               return;
+       }
+       
+       if (ip < 0) {
+               enable_local_irq(irq_nr);
+       } else {
+               group = ip >> 5;
+       
+               ip &= (1 << 5) - 1;
+               intr_bit = 1 << ip;
+       
+               if (irq_nr >= GROUP4_IRQ_BASE && irq_nr <= (GROUP4_IRQ_BASE + 13)) {
+                       rb500_gpio_reg0->gpioistat = rb500_gpio_reg0->gpioistat & ~intr_bit;
+               }
+       
+               enable_local_irq(group_to_ip(group));
+       
+               addr = intr_group[group].base_addr;
+               WRITE_MASK(addr, READ_MASK(addr) & ~intr_bit);
+       }
+}
+
+static struct hw_interrupt_type rc32434_irq_type = {
+  .typename = "RB500",
+  .startup = startup_irq,
+  .shutdown = shutdown_irq,
+  .enable = rb500_enable_irq,
+  .disable = rb500_disable_irq,
+  .ack = mask_and_ack_irq,
+  .end = rb500_end_irq,
+};
+
+
+void __init arch_init_irq(void)
+{
+       int i;
+
+       printk("Initializing IRQ's: %d out of %d\n", RC32434_NR_IRQS, NR_IRQS);
+       memset(irq_desc, 0, sizeof(irq_desc));
+  
+       for (i = 0; i < RC32434_NR_IRQS; i++) {
+               irq_desc[i].status = IRQ_DISABLED;
+               irq_desc[i].action = NULL;
+               irq_desc[i].depth = 1;
+               irq_desc[i].chip = &rc32434_irq_type;
+               spin_lock_init(&irq_desc[i].lock);
+       }
+}
+
+/* Main Interrupt dispatcher */
+asmlinkage void plat_irq_dispatch(void)
+{
+       unsigned int ip, pend, group;
+       volatile unsigned int *addr;
+       unsigned int cp0_cause = read_c0_cause() & read_c0_status();
+
+       if (cp0_cause & CAUSEF_IP7) {
+               ll_timer_interrupt(7);
+       } else if ((ip = (cp0_cause & 0x7c00))) {
+               group = 21 - rc32434_clz(ip);
+
+               addr = intr_group[group].base_addr;
+
+               pend = READ_PEND(addr);
+               pend &= ~READ_MASK(addr); // only unmasked interrupts
+               pend = 39 - rc32434_clz(pend);
+               do_IRQ((group << 5) + pend);
+       }
+}
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/prom.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/prom.c
new file mode 100644 (file)
index 0000000..b10172f
--- /dev/null
@@ -0,0 +1,178 @@
+/*
+* prom.c
+**********************************************************************
+* P . Sadik Oct 10, 2003
+*
+* Started change log
+* idt_cpu_freq is make a kernel configuration parameter
+* idt_cpu_freq is exported so that other modules can use it.
+* Code cleanup
+**********************************************************************
+* P. Sadik Oct 20, 2003
+*
+* Removed NVRAM code from here, since they are already available under
+* nvram directory.
+* Added serial port initialisation.
+**********************************************************************
+**********************************************************************
+* P. Sadik Oct 30, 2003
+*
+* Added reset_cons_port
+**********************************************************************
+
+  P.Christeas, 2005-2006
+  Port to 2.6, add 2.6 cmdline parsing
+
+*/
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/string.h>
+#include <linux/console.h>
+#include <asm/bootinfo.h>
+#include <linux/bootmem.h>
+#include <linux/ioport.h>
+#include <linux/blkdev.h>
+#include <asm/rc32434/ddr.h>
+
+#define PROM_ENTRY(x)   (0xbfc00000+((x)*8))
+extern void __init setup_serial_port(void);
+
+unsigned int idt_cpu_freq = 132000000;
+EXPORT_SYMBOL(idt_cpu_freq);
+unsigned int gpio_bootup_state = 0;
+EXPORT_SYMBOL(gpio_bootup_state);
+
+char mips_mac_address[18] = "08:00:06:05:40:01";
+EXPORT_SYMBOL(mips_mac_address);
+
+/* what to append to cmdline when button is [not] pressed */
+#define GPIO_INIT_NOBUTTON ""
+#define GPIO_INIT_BUTTON   " 2"
+
+#ifdef CONFIG_MIKROTIK_RB500
+unsigned soft_reboot = 0;
+EXPORT_SYMBOL(soft_reboot);
+#endif
+
+#define SR_NMI                 0x00180000      /* NMI */
+#define SERIAL_SPEED_ENTRY     0x00000001
+
+#ifdef CONFIG_REMOTE_DEBUG
+extern int remote_debug;
+#endif
+
+#define FREQ_TAG   "HZ="
+#define GPIO_TAG   "gpio="
+#define KMAC_TAG   "kmac="
+#define MEM_TAG           "mem="
+#define BOARD_TAG  "board="
+#define IGNORE_CMDLINE_MEM 1
+#define DEBUG_DDR
+
+#define BOARD_RB532    "500"
+#define BOARD_RB532A   "500r5"
+
+void parse_soft_settings(unsigned *ptr, unsigned size);
+void parse_hard_settings(unsigned *ptr, unsigned size);
+
+void __init prom_setup_cmdline(void);
+
+void __init prom_init(void)
+{
+       DDR_t ddr = (DDR_t) DDR_VirtualAddress; /* define the pointer to the DDR registers */
+       phys_t memsize = 0-ddr->ddrmask;
+
+       /* this should be the very first message, even before serial is properly initialized */
+       prom_setup_cmdline();
+       setup_serial_port();
+
+       mips_machgroup = MACH_GROUP_MIKROTIK;
+       soft_reboot = read_c0_status() & SR_NMI;
+       pm_power_off = NULL;
+
+       /*
+        * give all RAM to boot allocator,
+        * except for the first 0x400 and the last 0x200 bytes
+        */
+       add_memory_region(ddr->ddrbase + 0x400, memsize - 0x600, BOOT_MEM_RAM);
+}
+
+void __init prom_free_prom_memory(void)
+{
+       /* No prom memory to free */
+}
+
+static inline int match_tag(char *arg, const char *tag)
+{
+       return (strncmp(arg, tag, strlen(tag)) == 0);
+}
+
+static inline unsigned long tag2ul(char *arg, const char *tag)
+{
+       char *num = arg+strlen(tag);
+       return simple_strtoul(num, 0, 10);
+}
+
+extern char _image_cmdline;
+void __init prom_setup_cmdline(void){
+       char cmd_line[CL_SIZE];
+       char *cp;
+       int prom_argc;
+       char **prom_argv, **prom_envp;
+       int i;
+
+       prom_argc = fw_arg0;
+       prom_argv = (char **) fw_arg1;
+       prom_envp = (char **) fw_arg2;
+
+       cp=cmd_line;
+               /* Note: it is common that parameters start at argv[1] and not argv[0],
+               however, our elf loader starts at [0] */
+       for(i=0;i<prom_argc;i++){
+               if (match_tag(prom_argv[i], FREQ_TAG)) {
+                       idt_cpu_freq = tag2ul(prom_argv[i], FREQ_TAG);
+                       continue;
+               }
+#ifdef IGNORE_CMDLINE_MEM
+               /* parses out the "mem=xx" arg */
+               if (match_tag(prom_argv[i], MEM_TAG)) {
+                       continue;
+               }
+#endif
+               if (i>0) *(cp++) = ' ';
+               if (match_tag(prom_argv[i], BOARD_TAG)) {
+                       char *board = prom_argv[i] + strlen(BOARD_TAG);
+                       if (match_tag(board, BOARD_RB532A))
+                               mips_machtype = MACH_MIKROTIK_RB532A;
+                       else
+                               mips_machtype = MACH_MIKROTIK_RB532;
+               }
+
+               if (match_tag(prom_argv[i], GPIO_TAG)) {
+                       gpio_bootup_state = tag2ul(prom_argv[i], GPIO_TAG);
+               }
+               strcpy(cp,prom_argv[i]);
+               cp+=strlen(prom_argv[i]);
+       }
+       *(cp++) = ' ';
+       strcpy(cp,(&_image_cmdline + 8));
+       cp += strlen(&_image_cmdline);
+
+       i=strlen(arcs_cmdline);
+       if (i>0){
+               *(cp++) = ' ';
+               strcpy(cp,arcs_cmdline);
+               cp+=strlen(arcs_cmdline);
+       }
+       if (gpio_bootup_state&0x02)
+               strcpy(cp,GPIO_INIT_NOBUTTON);
+       else
+               strcpy(cp,GPIO_INIT_BUTTON);
+       cmd_line[CL_SIZE-1] = '\0';
+
+       strcpy(arcs_cmdline,cmd_line);
+}
+
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/serial.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/serial.c
new file mode 100644 (file)
index 0000000..25a03e0
--- /dev/null
@@ -0,0 +1,78 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     Serial port initialisation.
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *         
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ * 
+ *
+ **************************************************************************
+ */
+
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/tty.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_8250.h>
+
+#include <asm/time.h>
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/serial.h>
+#include <asm/rc32434/rc32434.h>
+
+extern unsigned int idt_cpu_freq;
+
+static struct uart_port serial_req = {
+       .type = PORT_16550A,
+       .line = 0,
+       .irq = RC32434_UART0_IRQ,
+       //.flags = STD_COM_FLAGS,
+       .iotype = UPIO_MEM,
+       .membase = (char *) KSEG1ADDR(RC32434_UART0_BASE),
+//     .fifosize = 14
+       .regshift = 2
+};
+
+int __init setup_serial_port(void)
+{
+       serial_req.uartclk = idt_cpu_freq;
+
+       if (early_serial_setup(&serial_req))
+               return -ENODEV;
+       
+       return(0);
+}
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/setup.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/setup.c
new file mode 100644 (file)
index 0000000..2fda0e2
--- /dev/null
@@ -0,0 +1,81 @@
+/*
+ * setup.c - boot time setup code
+ */
+
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/irq.h>
+#include <linux/ioport.h>
+#include <linux/pm.h>
+#include <asm/bootinfo.h>
+#include <asm/mipsregs.h>
+#include <asm/pgtable.h>
+#include <asm/reboot.h>
+#include <asm/addrspace.h>     /* for KSEG1ADDR() */
+#include <asm/time.h>
+#include <asm/io.h>
+#include <asm/rc32434/rc32434.h>
+#include <asm/rc32434/pci.h>
+
+#ifdef CONFIG_PCI
+extern void rc32434_time_init(void);
+extern int __init rc32434_pcibridge_init(void);
+#endif
+
+#define epldMask ((volatile unsigned char *)0xB900000d)
+
+static void rb_machine_restart(char *command)
+{
+       /* just jump to the reset vector */
+       * (volatile unsigned *) KSEG1ADDR(0x18008000) = 0x80000001;
+       ((void (*)(void))KSEG1ADDR(0x1FC00000u))();
+}
+
+static void rb_machine_halt(void)
+{
+       for(;;) continue;
+}
+
+#ifdef CONFIG_CPU_HAS_WB
+void (*__wbflush) (void);
+
+static void rb_write_buffer_flush(void)
+{
+       __asm__ __volatile__
+           ("sync\n\t" "nop\n\t" "loop: bc0f loop\n\t" "nop\n\t");
+}
+#endif
+
+void __init plat_mem_setup(void)
+{
+       unsigned int pciCntlVal;
+
+       board_time_init = rc32434_time_init;
+
+#ifdef CONFIG_CPU_HAS_WB
+       __wbflush = rb_write_buffer_flush;
+#endif
+       _machine_restart = rb_machine_restart;
+       _machine_halt = rb_machine_halt;
+       /*_machine_power_off = rb_machine_power_halt;*/
+       pm_power_off = rb_machine_halt;
+
+       set_io_port_base(KSEG1);
+
+       pciCntlVal=rc32434_pci->pcic;
+       pciCntlVal &= 0xFFFFFF7;
+       rc32434_pci->pcic = pciCntlVal;
+
+#ifdef CONFIG_PCI
+       /* Enable PCI interrupts in EPLD Mask register */
+       *epldMask = 0x0;
+       *(epldMask + 1) = 0x0;
+#endif
+       write_c0_wired(0);
+}
+
+const char *get_system_type(void)
+{
+       return "MIPS RB500";
+}
diff --git a/target/linux/rb532/files-2.6.23/arch/mips/rb500/time.c b/target/linux/rb532/files-2.6.23/arch/mips/rb500/time.c
new file mode 100644 (file)
index 0000000..13320a6
--- /dev/null
@@ -0,0 +1,94 @@
+/*
+****************************************************************************
+* Carsten Langgaard, carstenl@mips.com
+* Copyright (C) 1999,2000 MIPS Technologies, Inc.  All rights reserved.
+*
+***************************************************************************
+*
+*  This program is free software; you can distribute it and/or modify it
+*  under the terms of the GNU General Public License (Version 2) as
+*  published by the Free Software Foundation.
+*
+*  This program is distributed in the hope it will be useful, but WITHOUT
+*  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+*  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+*  for more details.
+*
+*  You should have received a copy of the GNU General Public License along
+*  with this program; if not, write to the Free Software Foundation, Inc.,
+*  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+*
+****************************************************************************
+*
+* Setting up the clock on the MIPS boards.
+*
+****************************************************************************
+* P. Sadik Oct 10, 2003
+*
+* Started change log.
+* mips_counter_frequency is now calculated at run time, based on idt_cpu_freq.
+* Code cleanup
+****************************************************************************
+*/
+
+#include <linux/autoconf.h>
+#include <linux/init.h>
+#include <linux/kernel_stat.h>
+#include <linux/sched.h>
+#include <linux/spinlock.h>
+#include <linux/mc146818rtc.h>
+#include <linux/irq.h>
+#include <linux/timex.h>
+
+#include <asm/irq_cpu.h>
+#include <asm/mipsregs.h>
+#include <asm/ptrace.h>
+#include <asm/debug.h>
+#include <asm/rc32434/rc32434.h>
+
+static unsigned long r4k_offset; /* Amount to incr compare reg each time */
+static unsigned long r4k_cur;    /* What counter should be at next timer irq */
+extern unsigned int mips_hpt_frequency;
+extern unsigned int idt_cpu_freq;
+
+/* 
+ * Figure out the r4k offset, the amount to increment the compare
+ * register for each time tick. There is no RTC available.
+ *
+ * The RC32434 counts at half the CPU *core* speed.
+ */
+static unsigned long __init cal_r4koff(void)
+{
+       mips_hpt_frequency = idt_cpu_freq * IDT_CLOCK_MULT / 2;
+       return (mips_hpt_frequency / HZ);
+}
+
+
+void __init rc32434_time_init(void)
+{
+       unsigned int est_freq, flags;
+
+       local_irq_save(flags);
+
+       printk("calculating r4koff... ");
+       r4k_offset = cal_r4koff();
+       printk("%08lx(%d)\n", r4k_offset, (int) r4k_offset);
+
+       est_freq = 2*r4k_offset*HZ;     
+       est_freq += 5000;       /* round */
+       est_freq -= est_freq%10000;
+       printk("CPU frequency %d.%02d MHz\n", est_freq/1000000, 
+              (est_freq%1000000)*100/1000000);
+       local_irq_restore(flags);
+}
+
+void __init plat_timer_setup(struct irqaction *irq)
+{
+       /* we are using the cpu counter for timer interrupts */
+       setup_irq(MIPS_CPU_TIMER_IRQ, irq);
+
+       /* to generate the first timer interrupt */
+       r4k_cur = (read_c0_count() + r4k_offset);
+       write_c0_compare(r4k_cur);
+}
+
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/Makefile b/target/linux/rb532/files-2.6.23/drivers/block/rb500/Makefile
new file mode 100644 (file)
index 0000000..3e14dc3
--- /dev/null
@@ -0,0 +1,3 @@
+## Makefile for the RB532 CF port
+
+obj-y          += bdev.o ata.o
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.c b/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.c
new file mode 100644 (file)
index 0000000..31e6782
--- /dev/null
@@ -0,0 +1,487 @@
+/* CF-mips driver
+   This is a block driver for the direct (mmaped) interface to the CF-slot,
+   found in Routerboard.com's RB532 board
+   See SDK provided from routerboard.com.
+   
+   Module adapted By P.Christeas <p_christeas@yahoo.com>, 2005-6.
+   Cleaned up and adapted to platform_device by Felix Fietkau <nbd@openwrt.org>
+
+   This work is redistributed under the terms of the GNU General Public License.
+*/
+
+#include <linux/kernel.h>      /* printk() */
+#include <linux/module.h>      /* module to be loadable */
+#include <linux/delay.h>
+#include <linux/sched.h>
+#include <linux/pci.h>
+#include <linux/ioport.h>      /* request_mem_region() */
+
+#include <asm/gpio.h>
+#include <asm/unaligned.h>             /* ioremap() */
+#include <asm/io.h>            /* ioremap() */
+#include <asm/rc32434/rb.h>
+
+#include "ata.h"
+
+#define REQUEST_MEM_REGION 0
+#define DEBUG 1
+
+#if DEBUG
+#define DEBUGP printk
+#else
+#define DEBUGP(format, args...)
+#endif
+
+#define SECS   1000000         /* unit for wait_not_busy() is 1us */
+
+unsigned cf_head = 0;
+unsigned cf_cyl = 0;
+unsigned cf_spt = 0;
+unsigned cf_sectors = 0;
+static unsigned cf_block_size = 1;
+static void *baddr = 0;
+
+#define DBUF32 ((volatile u32 *)((unsigned long)dev->baddr | ATA_DBUF_OFFSET))
+
+
+static void cf_do_tasklet(unsigned long dev_l);
+
+
+static inline void wareg(u8 val, unsigned reg, struct cf_mips_dev* dev)
+{
+       writeb(val, dev->baddr + ATA_REG_OFFSET + reg);
+}
+
+static inline u8 rareg(unsigned reg, struct cf_mips_dev* dev)
+{
+       return readb(dev->baddr + ATA_REG_OFFSET + reg);
+}
+
+static inline int cfrdy(struct cf_mips_dev *dev)
+{
+       return gpio_get_value(dev->pin);
+}
+
+static inline void prepare_cf_irq(struct cf_mips_dev *dev)
+{
+       rb500_gpio_set_int_level(1, dev->pin);  /* interrupt on cf ready (not busy) */
+       rb500_gpio_set_int_status(0, dev->pin);         /* clear interrupt status */
+}
+
+static inline int cf_present(struct cf_mips_dev* dev)
+{
+       /* TODO: read and configure CIS into memory mapped mode
+        * TODO:   parse CISTPL_CONFIG on CF+ cards to get base address (0x200)
+        * TODO:   maybe adjust power saving setting for Hitachi Microdrive
+        */
+       int i;
+
+       /* setup CFRDY GPIO as input */
+       rb500_gpio_set_func(dev->pin, 0);
+       gpio_direction_input(dev->pin);
+
+       for (i = 0; i < 0x10; ++i) {
+               if (rareg(i,dev) != 0xff)
+                       return 1;
+       }
+       return 0;
+}
+
+static inline int is_busy(struct cf_mips_dev *dev)
+{
+       return !cfrdy(dev);
+}
+
+static int wait_not_busy(int to_us, int wait_for_busy,struct cf_mips_dev *dev)
+{
+       int us_passed = 0;
+       if (wait_for_busy && !is_busy(dev)) {
+               /* busy must appear within 400ns,
+                * but it may dissapear before we see it
+                *  => must not wait for busy in a loop
+                */
+               ndelay(400);
+       }
+
+       do {
+               if (us_passed)
+                       udelay(1);      /* never reached in async mode */
+               if (!is_busy(dev)) {
+                       if (us_passed > 1 * SECS) {
+                               printk(KERN_WARNING "cf-mips:   not busy ok (after %dus)"
+                                      ", status 0x%02x\n", us_passed, (unsigned) rareg(ATA_REG_ST,dev));
+                       }
+                       return CF_TRANS_OK;
+               }
+               if (us_passed == 1 * SECS) {
+                       printk(KERN_WARNING "cf-mips: wait not busy %dus..\n", to_us);
+               }
+               if (dev->async_mode) {
+                       dev->to_timer.expires = jiffies + (to_us * HZ / SECS);
+                       dev->irq_enable_time = jiffies;
+                       prepare_cf_irq(dev);
+                       if (is_busy(dev)) {
+                               add_timer(&dev->to_timer);
+                               enable_irq(dev->irq);
+                               return CF_TRANS_IN_PROGRESS;
+                       }
+                       continue;
+               }
+               ++us_passed;
+       } while (us_passed < to_us);
+
+       printk(KERN_ERR "cf-mips:  wait not busy timeout (%dus)"
+              ", status 0x%02x, state %d\n",
+              to_us, (unsigned) rareg(ATA_REG_ST,dev), dev->tstate);
+       return CF_TRANS_FAILED;
+}
+
+static irqreturn_t cf_irq_handler(int irq, void *dev_id)
+{
+       /* While tasklet has not disabled irq, irq will be retried all the time
+        * because of ILEVEL matching GPIO pin status => deadlock.
+        * To avoid this, we change ILEVEL to 0.
+        */
+       struct cf_mips_dev *dev=dev_id;
+
+       rb500_gpio_set_int_level(0, dev->pin);
+       rb500_gpio_set_int_status(0, dev->pin);
+       
+       del_timer(&dev->to_timer);
+       tasklet_schedule(&dev->tasklet);
+       return IRQ_HANDLED;
+}
+
+static int do_reset(struct cf_mips_dev *dev)
+{
+       printk(KERN_INFO "cf-mips: resetting..\n");
+
+       wareg(ATA_REG_DC_SRST, ATA_REG_DC,dev);
+       udelay(1);              /* FIXME: how long should we wait here? */
+       wareg(0, ATA_REG_DC,dev);
+
+       return wait_not_busy(30 * SECS, 1,dev);
+}
+
+static int set_multiple(struct cf_mips_dev *dev)
+{
+       if (dev->block_size <= 1)
+               return CF_TRANS_OK;
+
+       wareg(dev->block_size, ATA_REG_SC,dev);
+       wareg(ATA_REG_DH_BASE | ATA_REG_DH_LBA, ATA_REG_DH,dev);
+       wareg(ATA_CMD_SET_MULTIPLE, ATA_REG_CMD,dev);
+
+       return wait_not_busy(10 * SECS, 1,dev);
+}
+
+static int set_cmd(struct cf_mips_dev *dev)
+{
+       //DEBUGP(KERN_INFO "cf-mips: ata cmd 0x%02x\n", dev->tcmd);
+       // sector_count should be <=24 bits..
+       BUG_ON(dev->tsect_start>=0x10000000);
+       // This way, it addresses 2^24 * 512 = 128G
+
+       if (dev->tsector_count) {
+               wareg(dev->tsector_count & 0xff, ATA_REG_SC,dev);
+               wareg(dev->tsect_start & 0xff, ATA_REG_SN,dev);
+               wareg((dev->tsect_start >> 8) & 0xff, ATA_REG_CL,dev);
+               wareg((dev->tsect_start >> 16) & 0xff, ATA_REG_CH,dev);
+       }
+       wareg(((dev->tsect_start >> 24) & 0x0f) | ATA_REG_DH_BASE | ATA_REG_DH_LBA,
+             ATA_REG_DH,dev);  /* select drive on all commands */
+       wareg(dev->tcmd, ATA_REG_CMD,dev);
+       return wait_not_busy(10 * SECS, 1,dev);
+}
+
+static int do_trans(struct cf_mips_dev *dev)
+{
+       int res;
+       unsigned st;
+       int transfered;
+       
+       //printk("do_trans: %d sectors left\n",dev->tsectors_left);
+       while (dev->tsectors_left) {
+               transfered = 0;
+
+               st = rareg(ATA_REG_ST,dev);
+               if (!(st & ATA_REG_ST_DRQ)) {
+                       printk(KERN_ERR "cf-mips: do_trans without DRQ (status 0x%x)!\n", st);
+                       if (st & ATA_REG_ST_ERR) {
+                               int errId = rareg(ATA_REG_ERR,dev);
+                               printk(KERN_ERR "cf-mips: %s error, status 0x%x, errid 0x%x\n",
+                                      (dev->tread ? "read" : "write"), st, errId);
+                       }
+                       return CF_TRANS_FAILED;
+               }
+               do { /* Fill/read the buffer one block */
+                       u32 *qbuf, *qend;
+                       qbuf = (u32 *)dev->tbuf;
+                       qend = qbuf + CF_SECT_SIZE / sizeof(u32);
+                       if (dev->tread) {
+                           while (qbuf!=qend)
+                               put_unaligned(*DBUF32,qbuf++);
+                               //*(qbuf++) = *DBUF32;
+                       }
+                       else {
+                           while(qbuf!=qend)
+                               *DBUF32 = get_unaligned(qbuf++);
+                       }
+
+                       dev->tsectors_left--;
+                       dev->tbuf += CF_SECT_SIZE;
+                       dev->tbuf_size -= CF_SECT_SIZE;
+                       transfered++;
+               } while (transfered != dev->block_size && dev->tsectors_left > 0);
+
+               res = wait_not_busy(10 * SECS, 1,dev);
+               if (res != CF_TRANS_OK)
+                       return res;
+       };
+
+       st = rareg(ATA_REG_ST,dev);
+       if (st & (ATA_REG_ST_DRQ | ATA_REG_ST_DWF | ATA_REG_ST_ERR)) {
+               if (st & ATA_REG_ST_DRQ) {
+                       printk(KERN_ERR "cf-mips: DRQ after all %d sectors are %s"
+                              ", status 0x%x\n", dev->tsector_count, (dev->tread ? "read" : "written"), st);
+               } else if (st & ATA_REG_ST_DWF) {
+                       printk(KERN_ERR "cf-mips: write fault, status 0x%x\n", st);
+               } else {
+                       int errId = rareg(ATA_REG_ERR,dev);
+                       printk(KERN_ERR "cf-mips: %s error, status 0x%x, errid 0x%x\n",
+                              (dev->tread ? "read" : "write"), st, errId);
+               }
+               return CF_TRANS_FAILED;
+       }
+       return CF_TRANS_OK;
+}
+
+static int cf_do_state(struct cf_mips_dev *dev)
+{
+       int res;
+       switch (dev->tstate) {  /* fall through everywhere */
+       case TS_IDLE:
+               dev->tstate = TS_READY;
+               if (is_busy(dev)) {
+                       dev->tstate = TS_AFTER_RESET;
+                       res = do_reset(dev);
+                       if (res != CF_TRANS_OK)
+                               break;
+               }
+       case TS_AFTER_RESET:
+               if (dev->tstate == TS_AFTER_RESET) {
+                       dev->tstate = TS_READY;
+                       res = set_multiple(dev);
+                       if (res != CF_TRANS_OK)
+                               break;
+               }
+       case TS_READY:
+               dev->tstate = TS_CMD;
+               res = set_cmd(dev);
+               if (res != CF_TRANS_OK)
+                       break;;
+       case TS_CMD:
+               dev->tstate = TS_TRANS;
+       case TS_TRANS:
+               res = do_trans(dev);
+               break;
+       default:
+               printk(KERN_ERR "cf-mips: BUG: unknown tstate %d\n", dev->tstate);
+               return CF_TRANS_FAILED;
+       }
+       if (res != CF_TRANS_IN_PROGRESS)
+               dev->tstate = TS_IDLE;
+       return res;
+}
+
+static void cf_do_tasklet(unsigned long dev_l)
+{
+       struct cf_mips_dev* dev=(struct cf_mips_dev*) dev_l;
+       int res;
+
+       disable_irq(dev->irq);
+
+       if (dev->tstate == TS_IDLE)
+               return;         /* can happen when irq is first registered */
+
+#if 0
+       DEBUGP(KERN_WARNING "cf-mips:   not busy ok (tasklet)  status 0x%02x\n",
+              (unsigned) rareg(ATA_REG_ST,dev));
+#endif
+
+       res = cf_do_state(dev);
+       if (res == CF_TRANS_IN_PROGRESS)
+               return;
+       cf_async_trans_done(dev,res);
+}
+
+static void cf_async_timeout(unsigned long dev_l)
+{
+       struct cf_mips_dev* dev=(struct cf_mips_dev*) dev_l;
+       disable_irq(dev->irq);
+       /* Perhaps send abort to the device? */
+       printk(KERN_ERR "cf-mips:  wait not busy timeout (%lus)"
+              ", status 0x%02x, state %d\n",
+              jiffies - dev->irq_enable_time, (unsigned) rareg(ATA_REG_ST,dev), dev->tstate);
+       dev->tstate = TS_IDLE;
+       cf_async_trans_done(dev,CF_TRANS_FAILED);
+}
+
+int cf_do_transfer(struct cf_mips_dev* dev,sector_t sector, unsigned long nsect, 
+       char* buffer, int is_write)
+{
+       BUG_ON(dev->tstate!=TS_IDLE);
+       if (nsect > ATA_MAX_SECT_PER_CMD) {
+               printk(KERN_WARNING "cf-mips: sector count %lu out of range\n",nsect);
+               return CF_TRANS_FAILED;
+       }
+       if (sector + nsect > dev->sectors) {
+               printk(KERN_WARNING "cf-mips: sector %lu out of range\n",sector);
+               return CF_TRANS_FAILED;
+       }
+       dev->tbuf = buffer;
+       dev->tbuf_size = nsect*512;
+       dev->tsect_start = sector;
+       dev->tsector_count = nsect;
+       dev->tsectors_left = dev->tsector_count;
+       dev->tread = (is_write)?0:1;
+       
+       dev->tcmd = (dev->block_size == 1 ?
+               (is_write ? ATA_CMD_WRITE_SECTORS : ATA_CMD_READ_SECTORS) :
+               (is_write ? ATA_CMD_WRITE_MULTIPLE : ATA_CMD_READ_MULTIPLE));
+
+       return cf_do_state(dev);
+}
+
+static int do_identify(struct cf_mips_dev *dev)
+{
+       u16 sbuf[CF_SECT_SIZE >> 1];
+       int res;
+       char tstr[17]; //serial
+       char tmp;
+       int i;
+       BUG_ON(dev->tstate!=TS_IDLE);
+       dev->tbuf = (char *) sbuf;
+       dev->tbuf_size = CF_SECT_SIZE;
+       dev->tsect_start = 0;
+       dev->tsector_count = 0;
+       dev->tsectors_left = 1;
+       dev->tread = 1;
+       dev->tcmd = ATA_CMD_IDENTIFY_DRIVE;
+
+       DEBUGP(KERN_INFO "cf-mips: identify drive..\n");
+       res = cf_do_state(dev);
+       if (res == CF_TRANS_IN_PROGRESS) {
+               printk(KERN_ERR "cf-mips: BUG: async identify cmd\n");
+               return CF_TRANS_FAILED;
+       }
+       if (res != CF_TRANS_OK)
+               return 0;
+
+       dev->head = sbuf[3];
+       dev->cyl = sbuf[1];
+       dev->spt = sbuf[6];
+       dev->sectors = ((unsigned long) sbuf[7] << 16) | sbuf[8];
+       dev->dtype=sbuf[0];
+       memcpy(tstr, &sbuf[12], 16);
+       tstr[16] = '\0';
+
+       /* Byte-swap the serial number */
+       for (i = 0; i<8; i++) {
+               tmp = tstr[i * 2];
+               tstr[i * 2] = tstr[i * 2 +1];
+               tstr[i * 2 + 1] = tmp;
+       }
+
+       printk(KERN_INFO "cf-mips: %s detected, C/H/S=%d/%d/%d sectors=%u (%uMB) Serial=%s\n",
+              (sbuf[0] == 0x848A ? "CF card" : "ATA drive"), dev->cyl, dev->head,
+              dev->spt, dev->sectors, dev->sectors >> 11, tstr);
+       return 1;
+}
+
+static void init_multiple(struct cf_mips_dev * dev)
+{
+       int res;
+       DEBUGP(KERN_INFO "cf-mips: detecting block size\n");
+
+       dev->block_size = 128;  /* max block size = 128 sectors (64KB) */
+       do {
+               wareg(dev->block_size, ATA_REG_SC,dev);
+               wareg(ATA_REG_DH_BASE | ATA_REG_DH_LBA, ATA_REG_DH,dev);
+               wareg(ATA_CMD_SET_MULTIPLE, ATA_REG_CMD,dev);
+
+               res = wait_not_busy(10 * SECS, 1,dev);
+               if (res != CF_TRANS_OK) {
+                       printk(KERN_ERR "cf-mips: failed to detect block size: busy!\n");
+                       dev->block_size = 1;
+                       return;
+               }
+               if ((rareg(ATA_REG_ST,dev) & ATA_REG_ST_ERR) == 0)
+                       break;
+               dev->block_size /= 2;
+       } while (dev->block_size > 1);
+
+       printk(KERN_INFO "cf-mips: multiple sectors = %d\n", dev->block_size);
+}
+
+int cf_init(struct cf_mips_dev *dev)
+{
+       tasklet_init(&dev->tasklet,cf_do_tasklet,(unsigned long)dev);
+       dev->baddr = ioremap_nocache((unsigned long)dev->base, CFDEV_BUF_SIZE);
+       if (!dev->baddr) {
+               printk(KERN_ERR "cf-mips: cf_init: ioremap for (%lx,%x) failed\n",
+                      (unsigned long) dev->base, CFDEV_BUF_SIZE);
+               return -EBUSY;
+       }
+
+       if (!cf_present(dev)) {
+               printk(KERN_WARNING "cf-mips: cf card not present\n");
+               iounmap(dev->baddr);
+               return -ENODEV;
+       }
+
+       if (do_reset(dev) != CF_TRANS_OK) {
+               printk(KERN_ERR "cf-mips: cf reset failed\n");
+               iounmap(dev->baddr);
+               return -EBUSY;
+       }
+
+       if (!do_identify(dev)) {
+               printk(KERN_ERR "cf-mips: cf identify failed\n");
+               iounmap(dev->baddr);
+               return -EBUSY;
+       }
+
+/*     set_apm_level(ATA_APM_WITH_STANDBY); */
+       init_multiple(dev);
+
+       init_timer(&dev->to_timer);
+       dev->to_timer.function = cf_async_timeout;
+       dev->to_timer.data = (unsigned long)dev;
+
+       prepare_cf_irq(dev);
+       if (request_irq(dev->irq, cf_irq_handler, 0, "CF Mips", dev)) {
+               printk(KERN_ERR "cf-mips: failed to get irq\n");
+               iounmap(dev->baddr);
+               return -EBUSY;
+       }
+       /* Disable below would be odd, because request will enable, and the tasklet
+         will disable it itself */
+       //disable_irq(dev->irq);
+       
+       dev->async_mode = 1;
+
+       return 0;
+}
+
+void cf_cleanup(struct cf_mips_dev *dev)
+{
+       iounmap(dev->baddr);
+       free_irq(dev->irq, NULL);
+#if REQUEST_MEM_REGION
+       release_mem_region((unsigned long)dev->base, CFDEV_BUF_SIZE);
+#endif
+}
+
+
+/*eof*/
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.h b/target/linux/rb532/files-2.6.23/drivers/block/rb500/ata.h
new file mode 100644 (file)
index 0000000..15e8826
--- /dev/null
@@ -0,0 +1,143 @@
+/* CF-mips driver
+   This is a block driver for the direct (mmaped) interface to the CF-slot,
+   found in Routerboard.com's RB532 board
+   See SDK provided from routerboard.com.
+   
+   Module adapted By P.Christeas <p_christeas@yahoo.com>, 2005-6.
+   Cleaned up and adapted to platform_device by Felix Fietkau <nbd@openwrt.org>
+
+   This work is redistributed under the terms of the GNU General Public License.
+*/
+
+#ifndef __CFMIPS_ATA_H__
+#define __CFMIPS_ATA_H__
+
+#include <linux/interrupt.h>
+
+#define CFG_DC_DEV1    (void*)0xb8010010
+#define   CFG_DC_DEVBASE       0x0
+#define   CFG_DC_DEVMASK       0x4
+#define   CFG_DC_DEVC          0x8
+#define   CFG_DC_DEVTC         0xC
+
+#define CFDEV_BUF_SIZE 0x1000
+#define ATA_CIS_OFFSET 0x200
+#define ATA_REG_OFFSET 0x800
+#define ATA_DBUF_OFFSET        0xC00
+
+#define ATA_REG_FEAT   0x1
+#define ATA_REG_SC     0x2
+#define ATA_REG_SN     0x3
+#define ATA_REG_CL     0x4
+#define ATA_REG_CH     0x5
+#define ATA_REG_DH     0x6
+#define   ATA_REG_DH_BASE      0xa0
+#define   ATA_REG_DH_LBA       0x40
+#define   ATA_REG_DH_DRV       0x10
+#define ATA_REG_CMD    0x7
+#define ATA_REG_ST     0x7
+#define   ATA_REG_ST_BUSY      0x80
+#define   ATA_REG_ST_RDY       0x40
+#define   ATA_REG_ST_DWF       0x20
+#define   ATA_REG_ST_DSC       0x10
+#define   ATA_REG_ST_DRQ       0x08
+#define   ATA_REG_ST_CORR      0x04
+#define   ATA_REG_ST_ERR       0x01
+#define ATA_REG_ERR    0xd
+#define ATA_REG_DC     0xe
+#define   ATA_REG_DC_IEN       0x02
+#define   ATA_REG_DC_SRST      0x04
+
+#define ATA_CMD_READ_SECTORS   0x20
+#define ATA_CMD_WRITE_SECTORS  0x30
+#define ATA_CMD_EXEC_DRIVE_DIAG        0x90
+#define ATA_CMD_READ_MULTIPLE  0xC4
+#define ATA_CMD_WRITE_MULTIPLE 0xC5
+#define ATA_CMD_SET_MULTIPLE   0xC6
+#define ATA_CMD_IDENTIFY_DRIVE 0xEC
+#define ATA_CMD_SET_FEATURES   0xEF
+
+#define ATA_FEATURE_ENABLE_APM 0x05
+#define ATA_FEATURE_DISABLE_APM        0x85
+#define ATA_APM_DISABLED       0x00
+#define ATA_APM_MIN_POWER      0x01
+#define ATA_APM_WITH_STANDBY   0x7f
+#define ATA_APM_WITHOUT_STANDBY        0x80
+#define ATA_APM_MAX_PERFORMANCE        0xfe
+
+#define CF_SECT_SIZE   0x200
+/* That is the ratio CF_SECT_SIZE/512 (the kernel sector size) */
+#define CF_KERNEL_MUL  1
+#define ATA_MAX_SECT_PER_CMD   0x100
+
+#define CF_TRANS_FAILED                0
+#define CF_TRANS_OK            1
+#define CF_TRANS_IN_PROGRESS   2
+
+
+enum trans_state {
+       TS_IDLE = 0,
+       TS_AFTER_RESET,
+       TS_READY,
+       TS_CMD,
+       TS_TRANS
+};
+
+// 
+// #if DEBUG
+// static unsigned long busy_time;
+// #endif
+
+/** Struct to hold the cfdev
+Actually, all the data here only has one instance. However, for 
+reasons of programming conformity, it is passed around as a pointer
+*/
+struct cf_mips_dev {
+       void *base; /* base address for I/O */
+       void *baddr; /* remapped address */
+
+       int pin; /* gpio pin */
+       int irq; /* gpio irq */
+       
+       unsigned head;
+       unsigned cyl;
+       unsigned spt;
+       unsigned sectors;
+       
+       unsigned short block_size;
+       unsigned dtype ; // ATA or CF
+       struct request_queue *queue;
+       struct gendisk  *gd;
+       
+       /* Transaction state */
+       enum trans_state tstate;
+       char *tbuf;
+       unsigned long tbuf_size;
+       sector_t tsect_start;
+       unsigned tsector_count;
+       unsigned tsectors_left;
+       int tread;
+       unsigned tcmd;
+       int async_mode;
+       unsigned long irq_enable_time;
+       
+       struct request *active_req; /* A request is being carried out. Is that different from tstate? */
+       int users;
+       struct timer_list to_timer;
+       struct tasklet_struct tasklet;
+
+       /** This lock ensures that the requests to this device are all done
+       atomically. Transfers can run in parallel, requests are all queued
+       one-by-one */
+       spinlock_t lock;
+};
+
+int cf_do_transfer(struct cf_mips_dev* dev,sector_t sector, unsigned long nsect, 
+       char* buffer, int is_write);
+int cf_init(struct cf_mips_dev* dev);
+void cf_cleanup(struct cf_mips_dev* dev);
+
+void cf_async_trans_done(struct cf_mips_dev* dev, int result);
+// void *cf_get_next_buf(unsigned long *buf_size);
+
+#endif
diff --git a/target/linux/rb532/files-2.6.23/drivers/block/rb500/bdev.c b/target/linux/rb532/files-2.6.23/drivers/block/rb500/bdev.c
new file mode 100644 (file)
index 0000000..f8a9b02
--- /dev/null
@@ -0,0 +1,340 @@
+/* CF-mips driver
+   This is a block driver for the direct (mmaped) interface to the CF-slot,
+   found in Routerboard.com's RB532 board
+   See SDK provided from routerboard.com.
+   
+   Module adapted By P.Christeas <p_christeas@yahoo.com>, 2005-6.
+   Cleaned up and adapted to platform_device by Felix Fietkau <nbd@openwrt.org>
+
+   This work is redistributed under the terms of the GNU General Public License.
+*/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/time.h>
+#include <linux/wait.h>
+#include <linux/fs.h>
+#include <linux/genhd.h>
+#include <linux/blkdev.h>
+#include <linux/blkpg.h>
+#include <linux/hdreg.h>
+#include <linux/platform_device.h>
+
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+
+#include <asm/rc32434/rb.h>
+
+#ifdef DEBUG
+#define DEBUGP printk
+#define DLEVEL 1
+#else
+#define DEBUGP(format, args...)
+#define DLEVEL 0
+#endif
+
+#define CF_MIPS_MAJOR 13
+#define MAJOR_NR       CF_MIPS_MAJOR
+#define CF_MAX_PART    16              /* max 15 partitions */
+
+#include "ata.h"
+
+//extern struct block_device_operations cf_bdops;
+
+// static struct hd_struct cf_parts[CF_MAX_PART];
+// static int cf_part_sizes[CF_MAX_PART];
+// static int cf_hsect_sizes[CF_MAX_PART];
+// static int cf_max_sectors[CF_MAX_PART];
+// static int cf_blksize_sizes[CF_MAX_PART];
+
+// static spinlock_t lock = SPIN_LOCK_UNLOCKED;
+
+// volatile int cf_busy = 0;
+
+static struct request *active_req = NULL;
+
+static int cf_open (struct inode *, struct file *);
+static int cf_release (struct inode *, struct file *);
+static int cf_ioctl (struct inode *, struct file *, unsigned, unsigned long);
+
+static void cf_request(request_queue_t * q);
+static int cf_transfer(const struct request *req);
+
+/*long (*unlocked_ioctl) (struct file *, unsigned, unsigned long);
+long (*compat_ioctl) (struct file *, unsigned, unsigned long);*/
+// int (*direct_access) (struct block_device *, sector_t, unsigned long *);
+// int (*media_changed) (struct gendisk *);
+// int (*revalidate_disk) (struct gendisk *);
+
+static struct block_device_operations cf_bdops = {
+      .owner = THIS_MODULE,
+      .open = cf_open,
+      .release = cf_release,
+      .ioctl = cf_ioctl,
+      .media_changed = NULL,
+      .unlocked_ioctl = NULL,
+      .revalidate_disk = NULL,
+      .compat_ioctl = NULL,
+      .direct_access = NULL
+};
+
+
+int cf_mips_probe(struct platform_device *pdev)
+{
+       struct gendisk* cf_gendisk=NULL;
+       struct cf_device *cdev = (struct cf_device *) pdev->dev.platform_data;
+       struct cf_mips_dev *dev;
+       struct resource *r;
+       int reg_result;
+
+       reg_result = register_blkdev(MAJOR_NR, "cf-mips");
+       if (reg_result < 0) {
+               printk(KERN_WARNING "cf-mips: can't get major %d\n", MAJOR_NR);
+               return reg_result;
+       }
+
+       dev = (struct cf_mips_dev *)kmalloc(sizeof(struct cf_mips_dev),GFP_KERNEL);
+       if (!dev)
+               goto out_err;
+       memset(dev, 0, sizeof(struct cf_mips_dev));
+       cdev->dev = dev;
+       
+       dev->pin = cdev->gpio_pin;
+       dev->irq = platform_get_irq_byname(pdev, "cf_irq");
+       r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cf_membase");
+       dev->base = (void *) r->start;
+       
+       if (cf_init(dev)) goto out_err;
+       printk("init done");
+       
+       spin_lock_init(&dev->lock);
+       dev->queue = blk_init_queue(cf_request,&dev->lock);
+       if (!dev->queue){
+               printk(KERN_ERR "cf-mips: no mem for queue\n");
+               goto out_err;
+       }
+       blk_queue_max_sectors(dev->queue,ATA_MAX_SECT_PER_CMD);
+
+       /* For memory devices, it is always better to avoid crossing segments
+       inside the same request. */
+/*     if (dev->dtype==0x848A){
+               printk(KERN_INFO "Setting boundary for cf to 0x%x",(dev->block_size*512)-1);
+               blk_queue_segment_boundary(dev->queue, (dev->block_size*512)-1);
+       }*/
+
+       dev->gd = alloc_disk(CF_MAX_PART);
+       cf_gendisk = dev->gd;
+       cdev->gd = dev->gd;
+       if (!cf_gendisk) goto out_err; /* Last of these goto's */
+       
+       cf_gendisk->major = MAJOR_NR;
+       cf_gendisk->first_minor = 0;
+       cf_gendisk->queue=dev->queue;
+       BUG_ON(cf_gendisk->minors != CF_MAX_PART);
+       strcpy(cf_gendisk->disk_name,"cfa");
+       cf_gendisk->fops = &cf_bdops;
+       cf_gendisk->flags = 0 ; /* is not yet GENHD_FL_REMOVABLE */
+       cf_gendisk->private_data=dev;
+       
+       set_capacity(cf_gendisk,dev->sectors * CF_KERNEL_MUL);
+       
+       /* Let the disk go live */
+       add_disk(cf_gendisk);
+#if 0
+       result = cf_init();
+       
+       /* default cfg for all partitions */
+       memset(cf_parts, 0, sizeof (cf_parts[0]) * CF_MAX_PART);
+       memset(cf_part_sizes, 0, sizeof (cf_part_sizes[0]) * CF_MAX_PART);
+       for (i = 0; i < CF_MAX_PART; ++i) {
+               cf_hsect_sizes[i] = CF_SECT_SIZE;
+               cf_max_sectors[i] = ATA_MAX_SECT_PER_CMD;
+               cf_blksize_sizes[i] = BLOCK_SIZE;
+       }
+
+       /* setup info for whole disk (partition 0) */
+       cf_part_sizes[0] = cf_sectors / 2;
+       cf_parts[0].nr_sects = cf_sectors;
+
+       blk_size[MAJOR_NR] = cf_part_sizes;
+       blksize_size[MAJOR_NR] = cf_blksize_sizes;
+       max_sectors[MAJOR_NR] = cf_max_sectors;
+       hardsect_size[MAJOR_NR] = cf_hsect_sizes;
+       read_ahead[MAJOR_NR] = 8;       /* (4kB) */
+
+       blk_init_queue(BLK_DEFAULT_QUEUE(MAJOR_NR), DEVICE_REQUEST);
+
+       add_gendisk(&cf_gendisk);
+#endif
+//     printk(KERN_INFO "cf-mips partition check: \n");
+//     register_disk(cf_gendisk, MKDEV(MAJOR_NR, 0), CF_MAX_PART,
+//                   &cf_bdops, dev->sectors);
+       return 0;
+
+out_err:
+       if (dev->queue){
+               blk_cleanup_queue(dev->queue);
+       }
+       if (reg_result) {
+               unregister_blkdev(MAJOR_NR, "cf-mips");
+               return reg_result;
+       }
+       if (dev){
+               cf_cleanup(dev);
+               kfree(dev);
+       }
+       return 1;
+}
+
+static int
+cf_mips_remove(struct platform_device *pdev)
+{
+       struct cf_device *cdev = (struct cf_device *) pdev->dev.platform_data;
+       struct cf_mips_dev *dev = (struct cf_mips_dev *) cdev->dev;
+       
+       unregister_blkdev(MAJOR_NR, "cf-mips");
+       blk_cleanup_queue(dev->queue);
+
+       del_gendisk(dev->gd);
+       cf_cleanup(dev);
+       return 0;
+}
+
+
+static struct platform_driver cf_driver = {
+       .driver.name = "rb500-cf",
+       .probe = cf_mips_probe,
+       .remove = cf_mips_remove,
+};
+
+static int __init cf_mips_init(void)
+{
+       printk(KERN_INFO "cf-mips module loaded\n");
+       return platform_driver_register(&cf_driver);
+}
+
+static void cf_mips_cleanup(void)
+{
+       platform_driver_unregister(&cf_driver);
+       printk(KERN_INFO "cf-mips module removed\n");
+}
+
+module_init(cf_mips_init);
+module_exit(cf_mips_cleanup);
+
+MODULE_LICENSE("GPL");
+MODULE_ALIAS_BLOCKDEV_MAJOR(CF_MIPS_MAJOR);
+
+
+static int cf_open(struct inode *inode, struct file *filp)
+{
+       struct cf_mips_dev  *dev=inode->i_bdev->bd_disk->private_data;
+       int minor = MINOR(inode->i_rdev);
+       
+       if (minor >= CF_MAX_PART)
+               return -ENODEV;
+       //DEBUGP(KERN_INFO "cf-mips module opened, minor %d\n", minor);
+       spin_lock(&dev->lock);
+       dev->users++;
+       spin_unlock(&dev->lock);
+       filp->private_data=dev;
+       
+       /* dirty workaround to set CFRDY GPIO as an input when some other
+          program sets it as an output */
+       gpio_set_value(dev->pin, 0);
+       return 0;               /* success */
+}
+
+static int cf_release(struct inode *inode, struct file *filp)
+{
+       int minor = MINOR(inode->i_rdev);
+       struct cf_mips_dev  *dev=inode->i_bdev->bd_disk->private_data;
+       spin_lock(&dev->lock);
+       dev->users--;
+       spin_unlock(&dev->lock);
+       return 0;
+}
+
+static int cf_ioctl(struct inode *inode, struct file *filp,
+        unsigned int cmd, unsigned long arg)
+{
+       unsigned minor = MINOR(inode->i_rdev);
+       struct cf_mips_dev  *dev=inode->i_bdev->bd_disk->private_data;
+
+       DEBUGP(KERN_INFO "cf_ioctl cmd %u\n", cmd);
+       switch (cmd) {
+       case BLKRRPART: /* re-read partition table */
+               if (!capable(CAP_SYS_ADMIN))
+                       return -EACCES;
+               printk(KERN_INFO "cf-mips partition check: \n");
+               register_disk(dev->gd);
+               return 0;
+
+       case HDIO_GETGEO:
+               {
+                       struct hd_geometry geo;
+                       geo.cylinders = dev->cyl;
+                       geo.heads = dev->head;
+                       geo.sectors = dev->spt;
+                       geo.start = (*dev->gd->part)[minor].start_sect;
+                       if (copy_to_user((void *) arg, &geo, sizeof (geo)))
+                               return -EFAULT;
+               }
+               return 0;
+       }
+
+       return -EINVAL;         /* unknown command */
+}
+
+static void cf_request(request_queue_t * q)
+{
+       struct cf_mips_dev* dev;
+       
+       struct request * req;
+       int status;
+
+       /* We could have q->queuedata = dev , but haven't yet. */
+       if (active_req)
+               return;
+
+       while ((req=elv_next_request(q))!=NULL){
+               dev=req->rq_disk->private_data;
+               status=cf_transfer(req);
+               if (status==CF_TRANS_IN_PROGRESS){
+                       active_req=req;
+                       return;
+               }
+               end_request(req,status);
+       }
+}
+
+static int cf_transfer(const struct request *req)
+{
+       struct cf_mips_dev* dev=req->rq_disk->private_data;
+
+       if (!blk_fs_request(req)){      
+               if (printk_ratelimit())
+                       printk(KERN_WARNING "cf-mips: skipping non-fs request 0x%x\n",req->cmd[0]);
+               return CF_TRANS_FAILED;
+       }
+       
+       return cf_do_transfer(dev,req->sector,req->current_nr_sectors,req->buffer,rq_data_dir(req));
+}
+
+void cf_async_trans_done(struct cf_mips_dev * dev,int result)
+{
+       struct request *req;
+       
+       spin_lock(&dev->lock);
+       req=active_req;
+       active_req=NULL;
+       end_request(req,result);
+       spin_unlock(&dev->lock);
+
+       spin_lock(&dev->lock);
+       cf_request(dev->queue);
+       spin_unlock(&dev->lock);
+}
+
diff --git a/target/linux/rb532/files-2.6.23/drivers/char/watchdog/rc32434_wdt.c b/target/linux/rb532/files-2.6.23/drivers/char/watchdog/rc32434_wdt.c
new file mode 100644 (file)
index 0000000..2266329
--- /dev/null
@@ -0,0 +1,240 @@
+/*
+ *     RC32434_WDT 0.01: IDT Interprise 79RC32434 watchdog driver 
+ *     Copyright (c) Ondrej Zajicek <santiago@crfreenet.org>, 2006
+ *
+ *     based on
+ *
+ *     SoftDog 0.05:   A Software Watchdog Device
+ *
+ *     (c) Copyright 1996 Alan Cox <alan@redhat.com>, All Rights Reserved.
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License
+ *     as published by the Free Software Foundation; either version
+ *     2 of the License, or (at your option) any later version.
+ *     
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/miscdevice.h>
+#include <linux/watchdog.h>
+#include <linux/reboot.h>
+#include <linux/smp_lock.h>
+#include <linux/init.h>
+#include <asm/bootinfo.h>
+#include <asm/time.h>
+#include <asm/uaccess.h>
+#include <asm/rc32434/integ.h>
+
+#define DEFAULT_TIMEOUT        15              /* (secs) Default is 15 seconds */
+#define MAX_TIMEOUT    20              
+/*
+ * (secs) Max is 20 seconds 
+ * (max frequency of counter is ~200 MHz, counter is 32-bit unsigned int) 
+ */
+
+#define NAME "rc32434_wdt"
+#define VERSION "0.1"
+
+static INTEG_t rc_wdt = (INTEG_t) INTEG_VirtualAddress;                                                                     
+
+static int expect_close = 0;
+static int access = 0;
+static int timeout = 0;
+
+static int nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, int, 0);
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_LICENSE("GPL");
+
+
+static inline void start_wdt(void)
+{
+       rc_wdt -> wtcount = 0;
+       rc_wdt -> errcs |= ERRCS_wre_m;
+       rc_wdt -> wtc   |= WTC_en_m;
+}
+
+static inline void stop_wdt(void)
+{
+       rc_wdt -> wtc   &= ~WTC_en_m;
+       rc_wdt -> errcs &= ~ERRCS_wre_m;
+}
+
+static inline void set_wdt(int new_timeout)
+{
+       u32 cmp = new_timeout * mips_hpt_frequency;
+       u32 state;
+       
+       timeout = new_timeout;
+       /*
+        * store and disable WTC
+        */
+       state = rc_wdt -> wtc & WTC_en_m;
+       rc_wdt -> wtc   &= ~WTC_en_m;
+
+       rc_wdt -> wtcount = 0;
+       rc_wdt -> wtcompare = cmp;
+
+       /*
+        * restore WTC
+        */     
+       rc_wdt -> wtc |= state;
+}
+
+static inline void update_wdt(void)
+{
+       rc_wdt -> wtcount = 0;
+}
+
+/*
+ *     Allow only one person to hold it open
+ */
+static int wdt_open(struct inode *inode, struct file *file)
+{
+       if (access)
+               return -EBUSY;
+       if (nowayout) {
+               __module_get(THIS_MODULE);
+       }
+       /*
+        *      Activate timer
+        */
+       start_wdt();
+       printk(KERN_INFO NAME ": enabling watchdog timer\n");
+       access = 1;
+       return 0;
+}
+
+static int wdt_release(struct inode *inode, struct file *file)
+{
+       /*
+        *      Shut off the timer.
+        *      Lock it in if it's a module and we set nowayout
+        */
+       if (expect_close && nowayout == 0) {
+               stop_wdt ();
+               printk(KERN_INFO NAME ": disabling watchdog timer\n");
+               module_put(THIS_MODULE);
+       } else {
+               printk (KERN_CRIT NAME ": device closed unexpectedly.  WDT will not stop!\n");
+       }
+       access = 0;
+       return 0;
+}
+
+static ssize_t wdt_write(struct file *file, const char *data, size_t len, loff_t *ppos)
+{
+       /*
+        *      Refresh the timer.
+        */
+       if (len) {
+               if (!nowayout) {
+                       size_t i;
+
+                       /* In case it was set long ago */
+                       expect_close = 0;
+
+                       for (i = 0; i != len; i++) {
+                               char c;
+                               if (get_user(c, data + i))
+                                       return -EFAULT;
+                               if (c == 'V')
+                                       expect_close = 1;
+                       }
+               }
+               update_wdt ();
+               return len;
+       }
+       return 0;
+}
+
+static int wdt_ioctl(struct inode *inode, struct file *file,
+       unsigned int cmd, unsigned long arg)
+{
+       int new_timeout;
+       static struct watchdog_info ident = {
+               .options =              WDIOF_SETTIMEOUT |
+                                       WDIOF_KEEPALIVEPING |
+                                       WDIOF_MAGICCLOSE,
+               .firmware_version =     0,
+               .identity =             "RC32434_WDT Watchdog",
+       };
+       switch (cmd) {
+               default:
+                       return -ENOTTY;
+               case WDIOC_GETSUPPORT:
+                       if(copy_to_user((struct watchdog_info *)arg, &ident, sizeof(ident)))
+                               return -EFAULT;
+                       return 0;
+               case WDIOC_GETSTATUS:
+               case WDIOC_GETBOOTSTATUS:
+                       return put_user(0,(int *)arg);
+               case WDIOC_KEEPALIVE:
+                       update_wdt();
+                       return 0;
+               case WDIOC_SETTIMEOUT:
+                       if (get_user(new_timeout, (int *)arg))
+                               return -EFAULT;
+                       if (new_timeout < 1)
+                               return -EINVAL;
+                       if (new_timeout > MAX_TIMEOUT)
+                               return -EINVAL;
+                       set_wdt(new_timeout);
+                       /* Fall */
+               case WDIOC_GETTIMEOUT:
+                       return put_user(timeout, (int *)arg);
+       }
+}
+
+static struct file_operations wdt_fops = {
+       owner:          THIS_MODULE,
+       llseek:         no_llseek,
+       write:          wdt_write,
+       ioctl:          wdt_ioctl,
+       open:           wdt_open,
+       release:        wdt_release,
+};
+
+static struct miscdevice wdt_miscdev = {
+       minor:          WATCHDOG_MINOR,
+       name:           "watchdog",
+       fops:           &wdt_fops,
+};
+
+static char banner[] __initdata = KERN_INFO NAME ": Watchdog Timer version " VERSION ", timer margin: %d sec\n";
+
+static int __init watchdog_init(void)
+{
+       int ret;
+
+       /*
+        * There should be check for RC32434 SoC
+        */
+       if (mips_machgroup != MACH_GROUP_MIKROTIK) return -1;
+
+       ret = misc_register(&wdt_miscdev);
+
+       if (ret)
+               return ret;
+
+       stop_wdt();
+       set_wdt(DEFAULT_TIMEOUT);
+
+       printk(banner, timeout);
+
+       return 0;
+}
+
+static void __exit watchdog_exit(void)
+{
+       misc_deregister(&wdt_miscdev);
+}
+
+module_init(watchdog_init);
+module_exit(watchdog_exit);
diff --git a/target/linux/rb532/files-2.6.23/drivers/leds/leds-rb500.c b/target/linux/rb532/files-2.6.23/drivers/leds/leds-rb500.c
new file mode 100644 (file)
index 0000000..3ab530a
--- /dev/null
@@ -0,0 +1,81 @@
+/*
+ * linux/drivers/leds/leds-rb500.c
+ *
+ * Copyright (C) 2006
+ *     Twente Institute for Wireless and Mobile Communications BV
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details (see file GPLv2).
+ *
+ * Author: Tjalling Hattink <tjalling.hattink@ti-wmc.nl>
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <asm/rc32434/rb.h>
+
+static void rb500led_amber_set(struct led_classdev *led_cdev, enum led_brightness value)
+{
+       if (value)
+               changeLatchU5(LO_ULED, 0);
+       else
+               changeLatchU5(0, LO_ULED);
+}
+
+static struct led_classdev rb500_amber_led = {
+       .name                   = "rb500led:amber",
+       .default_trigger        = "ide-disk",
+       .brightness_set         = rb500led_amber_set,
+};
+
+static int rb500led_probe(struct platform_device *pdev)
+{
+       int ret;
+
+       changeLatchU5(0, LO_ULED);
+
+       ret = led_classdev_register(&pdev->dev, &rb500_amber_led);
+
+       return ret;
+}
+
+static int rb500led_remove(struct platform_device *pdev)
+{
+       led_classdev_unregister(&rb500_amber_led);
+
+       return 0;
+}
+
+static struct platform_driver rb500led_driver = {
+       .probe          = rb500led_probe,
+       .remove         = rb500led_remove,
+       .driver         = {
+               .name           = "rb500-led",
+       },
+};
+
+static int __init rb500led_init(void)
+{
+       return platform_driver_register(&rb500led_driver);
+}
+
+static void __exit rb500led_exit(void)
+{
+       platform_driver_unregister(&rb500led_driver);
+}
+
+module_init(rb500led_init);
+module_exit(rb500led_exit);
+
+MODULE_AUTHOR("tjalling.hattink@ti-wmc.nl");
+MODULE_DESCRIPTION("Mikrotik RB500 LED driver");
+MODULE_LICENSE("GPL");
diff --git a/target/linux/rb532/files-2.6.23/drivers/net/korina.c b/target/linux/rb532/files-2.6.23/drivers/net/korina.c
new file mode 100644 (file)
index 0000000..e89f334
--- /dev/null
@@ -0,0 +1,1167 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     Driver for the IDT RC32434 on-chip ethernet controller.
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *  Copyright 2006 Felix Fietkau <nbd@openwrt.org>
+ *         
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Based on the driver developed by B. Maruthanayakam, H. Kou and others.
+ *
+ * Aug 2004 Sadik
+ *
+ * Added NAPI
+ *
+ **************************************************************************
+ */
+
+#include <linux/autoconf.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/moduleparam.h>
+#include <linux/sched.h>
+#include <linux/ctype.h>
+#include <linux/types.h>
+#include <linux/fcntl.h>
+#include <linux/interrupt.h>
+#include <linux/ptrace.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/proc_fs.h>
+#include <linux/in.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/errno.h>
+#include <linux/platform_device.h>
+#include <asm/bootinfo.h>
+#include <asm/system.h>
+#include <asm/bitops.h>
+#include <asm/pgtable.h>
+#include <asm/segment.h>
+#include <asm/io.h>
+#include <asm/dma.h>
+
+#include <asm/rc32434/rb.h>
+#include "rc32434_eth.h"
+
+#define DRIVER_VERSION "(mar2904)"
+
+#define DRIVER_NAME "rc32434 Ethernet driver. " DRIVER_VERSION
+
+#define STATION_ADDRESS_HIGH(dev) (((dev)->dev_addr[0] << 8) | \
+                                  ((dev)->dev_addr[1]))
+#define STATION_ADDRESS_LOW(dev)  (((dev)->dev_addr[2] << 24) | \
+                                  ((dev)->dev_addr[3] << 16) | \
+                                  ((dev)->dev_addr[4] << 8)  | \
+                                  ((dev)->dev_addr[5]))
+
+#define MII_CLOCK 1250000                              /* no more than 2.5MHz */
+#define CONFIG_IDT_USE_NAPI 1
+
+
+static inline void rc32434_abort_tx(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       rc32434_abort_dma(dev, lp->tx_dma_regs);
+       
+}
+
+static inline void rc32434_abort_rx(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       rc32434_abort_dma(dev, lp->rx_dma_regs);
+       
+}
+
+static inline void rc32434_start_tx(struct rc32434_local *lp,  volatile DMAD_t td)
+{
+       rc32434_start_dma(lp->tx_dma_regs, CPHYSADDR(td));
+}
+
+static inline void rc32434_start_rx(struct rc32434_local *lp, volatile DMAD_t rd)
+{
+       rc32434_start_dma(lp->rx_dma_regs, CPHYSADDR(rd));
+}
+
+static inline void rc32434_chain_tx(struct rc32434_local *lp, volatile DMAD_t td)
+{
+       rc32434_chain_dma(lp->tx_dma_regs, CPHYSADDR(td));
+}
+
+static inline void rc32434_chain_rx(struct rc32434_local *lp, volatile DMAD_t rd)
+{
+       rc32434_chain_dma(lp->rx_dma_regs, CPHYSADDR(rd));
+}
+
+#ifdef RC32434_PROC_DEBUG
+static int rc32434_read_proc(char *buf, char **start, off_t fpos,
+                            int length, int *eof, void *data)
+{
+       struct net_device *dev = (struct net_device *)data;
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       int len = 0;
+       
+       /* print out header */
+       len += sprintf(buf + len, "\n\tKorina Ethernet Debug\n\n");
+       len += sprintf (buf + len,
+                       "DMA halt count      = %10d, DMA run count = %10d\n",
+                       lp->dma_halt_cnt, lp->dma_run_cnt);
+       
+       if (fpos >= len) {
+               *start = buf;
+               *eof = 1;
+               return 0;
+       }
+       *start = buf + fpos;
+       
+       if ((len -= fpos) > length) 
+               return length;  
+       *eof = 1;
+       
+       return len;
+       
+}
+#endif
+
+
+/*
+ * Restart the RC32434 ethernet controller. 
+ */
+static int rc32434_restart(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       
+       /*
+        * Disable interrupts
+        */
+       disable_irq(lp->rx_irq);
+       disable_irq(lp->tx_irq);
+#ifdef RC32434_REVISION
+       disable_irq(lp->ovr_irq);
+#endif 
+       disable_irq(lp->und_irq);
+       
+       /* Mask F E bit in Tx DMA */
+       __raw_writel(__raw_readl(&lp->tx_dma_regs->dmasm) | DMASM_f_m | DMASM_e_m, &lp->tx_dma_regs->dmasm);
+       /* Mask D H E bit in Rx DMA */
+       __raw_writel(__raw_readl(&lp->rx_dma_regs->dmasm) | DMASM_d_m | DMASM_h_m | DMASM_e_m, &lp->rx_dma_regs->dmasm);
+       
+       rc32434_init(dev);
+       rc32434_multicast_list(dev);
+       
+       enable_irq(lp->und_irq);
+#ifdef RC32434_REVISION
+       enable_irq(lp->ovr_irq);
+#endif
+       enable_irq(lp->tx_irq);
+       enable_irq(lp->rx_irq);
+       
+       return 0;
+}
+
+static int rc32434_probe(struct platform_device *pdev)
+{
+       struct korina_device *bif = (struct korina_device *) pdev->dev.platform_data;
+       struct rc32434_local *lp = NULL;
+       struct net_device *dev = NULL;
+       struct resource *r;
+       int i, retval,err;
+       
+       dev = alloc_etherdev(sizeof(struct rc32434_local));
+       if(!dev) {
+               ERR("Korina_eth: alloc_etherdev failed\n");
+               return -1;
+       }
+
+       platform_set_drvdata(pdev, dev);
+       SET_MODULE_OWNER(dev);
+       bif->dev = dev;
+       
+       memcpy(dev->dev_addr, bif->mac, 6);
+
+       /* Initialize the device structure. */
+       if (dev->priv == NULL) {
+               lp = (struct rc32434_local *)kmalloc(sizeof(*lp), GFP_KERNEL);
+               memset(lp, 0, sizeof(struct rc32434_local));
+       } 
+       else {
+               lp = (struct rc32434_local *)dev->priv;
+       }
+       
+       lp->rx_irq = platform_get_irq_byname(pdev, "korina_rx");
+       lp->tx_irq = platform_get_irq_byname(pdev, "korina_tx");
+       lp->ovr_irq = platform_get_irq_byname(pdev, "korina_ovr");
+       lp->und_irq = platform_get_irq_byname(pdev, "korina_und");
+
+       r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_regs");
+       dev->base_addr = r->start;
+       lp->eth_regs = ioremap_nocache(r->start, r->end - r->start);
+       if (!lp->eth_regs) {
+               ERR("Can't remap eth registers\n");
+               retval = -ENXIO;
+               goto probe_err_out;
+       }
+
+       r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_dma_rx");
+       lp->rx_dma_regs = ioremap_nocache(r->start, r->end - r->start);
+       if (!lp->rx_dma_regs) {
+               ERR("Can't remap Rx DMA registers\n");
+               retval = -ENXIO;
+               goto probe_err_out;
+       }
+
+       r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_dma_tx");
+       lp->tx_dma_regs = ioremap_nocache(r->start, r->end - r->start);
+       if (!lp->tx_dma_regs) {
+               ERR("Can't remap Tx DMA registers\n");
+               retval = -ENXIO;
+               goto probe_err_out;
+       }
+       
+#ifdef RC32434_PROC_DEBUG
+       lp->ps = create_proc_read_entry (bif->name, 0, proc_net,
+                                        rc32434_read_proc, dev);
+#endif
+       
+       lp->td_ring =   (DMAD_t)kmalloc(TD_RING_SIZE + RD_RING_SIZE, GFP_KERNEL);
+       if (!lp->td_ring) {
+               ERR("Can't allocate descriptors\n");
+               retval = -ENOMEM;
+               goto probe_err_out;
+       }
+       
+       dma_cache_inv((unsigned long)(lp->td_ring), TD_RING_SIZE + RD_RING_SIZE);
+       
+       /* now convert TD_RING pointer to KSEG1 */
+       lp->td_ring = (DMAD_t )KSEG1ADDR(lp->td_ring);
+       lp->rd_ring = &lp->td_ring[RC32434_NUM_TDS];
+       
+       
+       spin_lock_init(&lp->lock);
+       
+       /* just use the rx dma irq */
+       dev->irq = lp->rx_irq;
+       
+       dev->priv = lp;
+       
+       dev->open = rc32434_open;
+       dev->stop = rc32434_close;
+       dev->hard_start_xmit = rc32434_send_packet;
+       dev->get_stats  = rc32434_get_stats;
+       dev->set_multicast_list = &rc32434_multicast_list;
+       dev->tx_timeout = rc32434_tx_timeout;
+       dev->watchdog_timeo = RC32434_TX_TIMEOUT;
+
+#ifdef CONFIG_IDT_USE_NAPI
+       dev->poll = rc32434_poll;
+       dev->weight = 64;
+       printk("Using NAPI with weight %d\n",dev->weight);
+#else
+       lp->rx_tasklet = kmalloc(sizeof(struct tasklet_struct), GFP_KERNEL);
+       tasklet_init(lp->rx_tasklet, rc32434_rx_tasklet, (unsigned long)dev);
+#endif
+       lp->tx_tasklet = kmalloc(sizeof(struct tasklet_struct), GFP_KERNEL);
+       tasklet_init(lp->tx_tasklet, rc32434_tx_tasklet, (unsigned long)dev);
+       
+       if ((err = register_netdev(dev))) {
+               printk(KERN_ERR "rc32434 ethernet. Cannot register net device %d\n", err);
+               free_netdev(dev);
+               retval = -EINVAL;
+               goto probe_err_out;
+       }
+       
+       INFO("Rx IRQ %d, Tx IRQ %d, ", lp->rx_irq, lp->tx_irq);
+       for (i = 0; i < 6; i++) {
+               printk("%2.2x", dev->dev_addr[i]);
+               if (i<5)
+                       printk(":");
+       }
+       printk("\n");
+       
+       return 0;
+       
+ probe_err_out:
+       rc32434_cleanup_module();
+       ERR(" failed.  Returns %d\n", retval);
+       return retval;
+       
+}
+
+static int rc32434_remove(struct platform_device *pdev)
+{
+       struct korina_device *bif = (struct korina_device *) pdev->dev.platform_data;
+       
+       if (bif->dev != NULL) {
+               struct rc32434_local *lp = (struct rc32434_local *)bif->dev->priv;
+               if (lp != NULL) {
+                       if (lp->eth_regs)
+                               iounmap((void*)lp->eth_regs);
+                       if (lp->rx_dma_regs)
+                               iounmap((void*)lp->rx_dma_regs);
+                       if (lp->tx_dma_regs)
+                               iounmap((void*)lp->tx_dma_regs);
+                       if (lp->td_ring)
+                               kfree((void*)KSEG0ADDR(lp->td_ring));
+                       
+#ifdef RC32434_PROC_DEBUG
+                       if (lp->ps) {
+                               remove_proc_entry(bif->name, proc_net);
+                       }
+#endif
+                       kfree(lp);
+               }
+               
+               platform_set_drvdata(pdev, NULL);
+               unregister_netdev(bif->dev);
+               free_netdev(bif->dev);
+               kfree(bif->dev);
+       }
+       return 0;
+}
+
+
+static int rc32434_open(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       
+       /* Initialize */
+       if (rc32434_init(dev)) {
+               ERR("Error: cannot open the Ethernet device\n");
+               return -EAGAIN;
+       }
+       
+       /* Install the interrupt handler that handles the Done Finished Ovr and Und Events */   
+       if (request_irq(lp->rx_irq, &rc32434_rx_dma_interrupt,
+                 SA_SHIRQ | SA_INTERRUPT,
+                       "Korina ethernet Rx", dev)) {
+               ERR(": unable to get Rx DMA IRQ %d\n",
+                   lp->rx_irq);
+               return -EAGAIN;
+       }
+       if (request_irq(lp->tx_irq, &rc32434_tx_dma_interrupt,
+                 SA_SHIRQ | SA_INTERRUPT,
+                       "Korina ethernet Tx", dev)) {
+               ERR(": unable to get Tx DMA IRQ %d\n",
+                   lp->tx_irq);
+               free_irq(lp->rx_irq, dev);
+               return -EAGAIN;
+       }
+       
+#ifdef RC32434_REVISION
+       /* Install handler for overrun error. */
+       if (request_irq(lp->ovr_irq, &rc32434_ovr_interrupt,
+                       SA_SHIRQ | SA_INTERRUPT,
+                       "Ethernet Overflow", dev)) {
+               ERR(": unable to get OVR IRQ %d\n",
+                   lp->ovr_irq);
+               free_irq(lp->rx_irq, dev);
+               free_irq(lp->tx_irq, dev);
+               return -EAGAIN;
+       }
+#endif
+       
+       /* Install handler for underflow error. */
+       if (request_irq(lp->und_irq, &rc32434_und_interrupt,
+                       SA_SHIRQ | SA_INTERRUPT,
+                       "Ethernet Underflow", dev)) {
+               ERR(": unable to get UND IRQ %d\n",
+                   lp->und_irq);
+               free_irq(lp->rx_irq, dev);
+               free_irq(lp->tx_irq, dev);
+#ifdef RC32434_REVISION                
+               free_irq(lp->ovr_irq, dev);             
+#endif
+               return -EAGAIN;
+       }
+       
+       
+       return 0;
+}
+
+
+
+
+static int rc32434_close(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       u32 tmp;
+       
+       /* Disable interrupts */
+       disable_irq(lp->rx_irq);
+       disable_irq(lp->tx_irq);
+#ifdef RC32434_REVISION
+       disable_irq(lp->ovr_irq);
+#endif
+       disable_irq(lp->und_irq);
+       
+       tmp = __raw_readl(&lp->tx_dma_regs->dmasm);
+       tmp = tmp | DMASM_f_m | DMASM_e_m;
+       __raw_writel(tmp, &lp->tx_dma_regs->dmasm);
+       
+       tmp = __raw_readl(&lp->rx_dma_regs->dmasm);
+       tmp = tmp | DMASM_d_m | DMASM_h_m | DMASM_e_m;
+       __raw_writel(tmp, &lp->rx_dma_regs->dmasm);
+       
+       free_irq(lp->rx_irq, dev);
+       free_irq(lp->tx_irq, dev);
+#ifdef RC32434_REVISION        
+       free_irq(lp->ovr_irq, dev);
+#endif
+       free_irq(lp->und_irq, dev);
+       return 0;
+}
+
+
+/* transmit packet */
+static int rc32434_send_packet(struct sk_buff *skb, struct net_device *dev)
+{
+       struct rc32434_local            *lp = (struct rc32434_local *)dev->priv;
+       unsigned long                   flags;
+       u32                                     length;
+       DMAD_t                          td;
+       
+       
+       spin_lock_irqsave(&lp->lock, flags);
+       
+       td = &lp->td_ring[lp->tx_chain_tail];
+       
+       /* stop queue when full, drop pkts if queue already full */
+       if(lp->tx_count >= (RC32434_NUM_TDS - 2)) {
+               lp->tx_full = 1;
+               
+               if(lp->tx_count == (RC32434_NUM_TDS - 2)) {
+                       netif_stop_queue(dev);
+               }
+               else {
+                       lp->stats.tx_dropped++;
+                       dev_kfree_skb_any(skb);
+                       spin_unlock_irqrestore(&lp->lock, flags);
+                       return 1;
+               }          
+       }        
+       
+       lp->tx_count ++;
+       
+       lp->tx_skb[lp->tx_chain_tail] = skb;
+       
+       length = skb->len;
+       dma_cache_wback((u32)skb->data, skb->len);
+       
+       /* Setup the transmit descriptor. */
+       dma_cache_inv((u32) td, sizeof(*td));
+       td->ca = CPHYSADDR(skb->data);
+       
+       if(__raw_readl(&(lp->tx_dma_regs->dmandptr)) == 0) {
+               if( lp->tx_chain_status == empty ) {
+                       td->control = DMA_COUNT(length) |DMAD_cof_m |DMAD_iof_m;                                /*  Update tail      */
+                       lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /*   Move tail       */
+                       __raw_writel(CPHYSADDR(&lp->td_ring[lp->tx_chain_head]), &(lp->tx_dma_regs->dmandptr)); /* Write to NDPTR    */
+                       lp->tx_chain_head = lp->tx_chain_tail;                                                  /* Move head to tail */
+               }
+               else {
+                       td->control = DMA_COUNT(length) |DMAD_cof_m|DMAD_iof_m;                                 /* Update tail */
+                       lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].control &=  ~(DMAD_cof_m);          /* Link to prev */
+                       lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].link =  CPHYSADDR(td);              /* Link to prev */
+                       lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /* Move tail */
+                       __raw_writel(CPHYSADDR(&lp->td_ring[lp->tx_chain_head]), &(lp->tx_dma_regs->dmandptr)); /* Write to NDPTR */
+                       lp->tx_chain_head = lp->tx_chain_tail;                                                  /* Move head to tail */
+                       lp->tx_chain_status = empty;
+               }
+       }
+       else {
+               if( lp->tx_chain_status == empty ) {
+                       td->control = DMA_COUNT(length) |DMAD_cof_m |DMAD_iof_m;                                /* Update tail */
+                       lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /* Move tail */
+                       lp->tx_chain_status = filled;
+               }
+               else {
+                       td->control = DMA_COUNT(length) |DMAD_cof_m |DMAD_iof_m;                                /* Update tail */
+                       lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].control &=  ~(DMAD_cof_m);          /* Link to prev */
+                       lp->td_ring[(lp->tx_chain_tail-1)& RC32434_TDS_MASK].link =  CPHYSADDR(td);              /* Link to prev */
+                       lp->tx_chain_tail = (lp->tx_chain_tail + 1) & RC32434_TDS_MASK;                          /* Move tail */
+               }
+       }
+       dma_cache_wback((u32) td, sizeof(*td));
+       
+       dev->trans_start = jiffies;                             
+       
+       spin_unlock_irqrestore(&lp->lock, flags);
+       
+       return 0;
+}
+
+
+/* Ethernet MII-PHY Handler */
+static void rc32434_mii_handler(unsigned long data)
+{
+       struct net_device *dev = (struct net_device *)data;             
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       unsigned long   flags;
+       unsigned long duplex_status;
+       int port_addr = (lp->rx_irq == 0x2c? 1:0) << 8;
+       
+       spin_lock_irqsave(&lp->lock, flags);
+       
+       /* Two ports are using the same MII, the difference is the PHY address */
+       __raw_writel(0, &rc32434_eth0_regs->miimcfg);  
+       __raw_writel(0, &rc32434_eth0_regs->miimcmd);  
+       __raw_writel(port_addr |0x05, &rc32434_eth0_regs->miimaddr);  
+       __raw_writel(MIIMCMD_scn_m, &rc32434_eth0_regs->miimcmd);  
+       while(__raw_readl(&rc32434_eth0_regs->miimind) & MIIMIND_nv_m);
+       
+       ERR("irq:%x             port_addr:%x    RDD:%x\n", 
+           lp->rx_irq, port_addr, __raw_readl(&rc32434_eth0_regs->miimrdd));
+       duplex_status = (__raw_readl(&rc32434_eth0_regs->miimrdd) & 0x140)? ETHMAC2_fd_m: 0;
+       if(duplex_status != lp->duplex_mode) {
+               ERR("The MII-PHY is Auto-negotiated to %s-Duplex mode for Eth-%x\n", duplex_status? "Full":"Half", lp->rx_irq == 0x2c? 1:0);            
+               lp->duplex_mode = duplex_status;
+               rc32434_restart(dev);           
+       }
+       
+       lp->mii_phy_timer.expires = jiffies + 10 * HZ;  
+       add_timer(&lp->mii_phy_timer);
+       
+       spin_unlock_irqrestore(&lp->lock, flags);
+       
+}
+
+#ifdef RC32434_REVISION        
+/* Ethernet Rx Overflow interrupt */
+static irqreturn_t
+rc32434_ovr_interrupt(int irq, void *dev_id)
+{
+       struct net_device *dev = (struct net_device *)dev_id;
+       struct rc32434_local *lp;
+       unsigned int ovr;
+       irqreturn_t retval = IRQ_NONE;
+       
+       ASSERT(dev != NULL);
+       
+       lp = (struct rc32434_local *)dev->priv;
+       spin_lock(&lp->lock);
+       ovr = __raw_readl(&lp->eth_regs->ethintfc);
+       
+       if(ovr & ETHINTFC_ovr_m) {
+               netif_stop_queue(dev);
+               
+               /* clear OVR bit */
+               __raw_writel((ovr & ~ETHINTFC_ovr_m), &lp->eth_regs->ethintfc);
+               
+               /* Restart interface */
+               rc32434_restart(dev);
+               retval = IRQ_HANDLED;
+       }
+       spin_unlock(&lp->lock);
+       
+       return retval;
+}
+
+#endif
+
+
+/* Ethernet Tx Underflow interrupt */
+static irqreturn_t
+rc32434_und_interrupt(int irq, void *dev_id)
+{
+       struct net_device *dev = (struct net_device *)dev_id;
+       struct rc32434_local *lp;
+       unsigned int und;
+       irqreturn_t retval = IRQ_NONE;
+       
+       ASSERT(dev != NULL);
+       
+       lp = (struct rc32434_local *)dev->priv;
+       
+       spin_lock(&lp->lock);
+       
+       und = __raw_readl(&lp->eth_regs->ethintfc);
+       
+       if(und & ETHINTFC_und_m) {
+               netif_stop_queue(dev);
+               
+               __raw_writel((und & ~ETHINTFC_und_m), &lp->eth_regs->ethintfc);
+               
+               /* Restart interface */
+               rc32434_restart(dev);
+               retval = IRQ_HANDLED;
+       }
+       
+       spin_unlock(&lp->lock);
+       
+       return retval;
+}
+
+
+/* Ethernet Rx DMA interrupt */
+static irqreturn_t
+rc32434_rx_dma_interrupt(int irq, void *dev_id)
+{
+       struct net_device *dev = (struct net_device *)dev_id;
+       struct rc32434_local* lp;
+       volatile u32 dmas,dmasm;
+       irqreturn_t retval;
+       
+       ASSERT(dev != NULL);
+       
+       lp = (struct rc32434_local *)dev->priv;
+       
+       spin_lock(&lp->lock);
+       dmas = __raw_readl(&lp->rx_dma_regs->dmas);
+       if(dmas & (DMAS_d_m|DMAS_h_m|DMAS_e_m)) {
+               /* Mask D H E bit in Rx DMA */
+               dmasm = __raw_readl(&lp->rx_dma_regs->dmasm);
+               __raw_writel(dmasm | (DMASM_d_m | DMASM_h_m | DMASM_e_m), &lp->rx_dma_regs->dmasm);
+#ifdef CONFIG_IDT_USE_NAPI
+               if(netif_rx_schedule_prep(dev))
+                        __netif_rx_schedule(dev);
+#else
+               tasklet_hi_schedule(lp->rx_tasklet);
+#endif
+               
+               if (dmas & DMAS_e_m)
+                       ERR(": DMA error\n");
+               
+               retval = IRQ_HANDLED;
+       }
+       else
+               retval = IRQ_NONE;
+       
+       spin_unlock(&lp->lock);
+       return retval;
+}
+
+#ifdef CONFIG_IDT_USE_NAPI
+static int rc32434_poll(struct net_device *rx_data_dev, int *budget)
+#else
+static void rc32434_rx_tasklet(unsigned long rx_data_dev)
+#endif
+{
+       struct net_device *dev = (struct net_device *)rx_data_dev;      
+       struct rc32434_local* lp = netdev_priv(dev);
+       volatile DMAD_t  rd = &lp->rd_ring[lp->rx_next_done];
+       struct sk_buff *skb, *skb_new;
+       u8* pkt_buf;
+       u32 devcs, count, pkt_len, pktuncrc_len;
+       volatile u32 dmas;
+#ifdef CONFIG_IDT_USE_NAPI
+       u32 received = 0;
+       int rx_work_limit = min(*budget,dev->quota);
+#else
+       unsigned long   flags;
+       spin_lock_irqsave(&lp->lock, flags);
+#endif
+
+       dma_cache_inv((u32)rd, sizeof(*rd));
+       while ( (count = RC32434_RBSIZE - (u32)DMA_COUNT(rd->control)) != 0) {
+#ifdef CONFIG_IDT_USE_NAPI
+               if(--rx_work_limit <0)
+                {
+                        break;
+                }
+#endif
+               /* init the var. used for the later operations within the while loop */
+               skb_new = NULL;
+               devcs = rd->devcs;
+               pkt_len = RCVPKT_LENGTH(devcs);
+               skb = lp->rx_skb[lp->rx_next_done];
+      
+               if (count < 64) {
+                       lp->stats.rx_errors++;
+                       lp->stats.rx_dropped++;                 
+               }
+               else if ((devcs & ( ETHRX_ld_m)) !=     ETHRX_ld_m) {
+                       /* check that this is a whole packet */
+                       /* WARNING: DMA_FD bit incorrectly set in Rc32434 (errata ref #077) */
+                       lp->stats.rx_errors++;
+                       lp->stats.rx_dropped++;
+               }
+               else if ( (devcs & ETHRX_rok_m)  ) {
+                       
+                       {
+                               /* must be the (first and) last descriptor then */
+                               pkt_buf = (u8*)lp->rx_skb[lp->rx_next_done]->data;
+                               
+                               pktuncrc_len = pkt_len - 4;
+                               /* invalidate the cache */
+                               dma_cache_inv((unsigned long)pkt_buf, pktuncrc_len);
+                               
+                               /* Malloc up new buffer. */                                       
+                               skb_new = dev_alloc_skb(RC32434_RBSIZE + 2);                                                    
+                               
+                               if (skb_new != NULL){
+                                       /* Make room */
+                                       skb_put(skb, pktuncrc_len);                 
+                                       
+                                       skb->protocol = eth_type_trans(skb, dev);
+                                       
+                                       /* pass the packet to upper layers */
+#ifdef CONFIG_IDT_USE_NAPI
+                                       netif_receive_skb(skb);
+#else
+                                       netif_rx(skb);
+#endif
+                                       
+                                       dev->last_rx = jiffies;
+                                       lp->stats.rx_packets++;
+                                       lp->stats.rx_bytes += pktuncrc_len;
+                                       
+                                       if (IS_RCV_MP(devcs))
+                                               lp->stats.multicast++;
+                                       
+                                       /* 16 bit align */                                                
+                                       skb_reserve(skb_new, 2);        
+                                       
+                                       skb_new->dev = dev;
+                                       lp->rx_skb[lp->rx_next_done] = skb_new;
+                               }
+                               else {
+                                       ERR("no memory, dropping rx packet.\n");
+                                       lp->stats.rx_errors++;          
+                                       lp->stats.rx_dropped++;                                 
+                               }
+                       }
+                       
+               }                       
+               else {
+                       /* This should only happen if we enable accepting broken packets */
+                       lp->stats.rx_errors++;
+                       lp->stats.rx_dropped++;
+                       
+                       /* add statistics counters */
+                       if (IS_RCV_CRC_ERR(devcs)) {
+                               DBG(2, "RX CRC error\n");
+                               lp->stats.rx_crc_errors++;
+                       } 
+                       else if (IS_RCV_LOR_ERR(devcs)) {
+                               DBG(2, "RX LOR error\n");
+                               lp->stats.rx_length_errors++;
+                       }                               
+                       else if (IS_RCV_LE_ERR(devcs)) {
+                               DBG(2, "RX LE error\n");
+                               lp->stats.rx_length_errors++;
+                       }
+                       else if (IS_RCV_OVR_ERR(devcs)) {
+                               lp->stats.rx_over_errors++;
+                       }
+                       else if (IS_RCV_CV_ERR(devcs)) {
+                               /* code violation */
+                               DBG(2, "RX CV error\n");
+                               lp->stats.rx_frame_errors++;
+                       }
+                       else if (IS_RCV_CES_ERR(devcs)) {
+                               DBG(2, "RX Preamble error\n");
+                       }
+               }
+               
+               rd->devcs = 0;
+               
+               /* restore descriptor's curr_addr */
+               if(skb_new)
+                       rd->ca = CPHYSADDR(skb_new->data); 
+               else
+                       rd->ca = CPHYSADDR(skb->data);
+               
+               rd->control = DMA_COUNT(RC32434_RBSIZE) |DMAD_cod_m |DMAD_iod_m;
+               lp->rd_ring[(lp->rx_next_done-1)& RC32434_RDS_MASK].control &=  ~(DMAD_cod_m);  
+               
+               lp->rx_next_done = (lp->rx_next_done + 1) & RC32434_RDS_MASK;
+               dma_cache_wback((u32)rd, sizeof(*rd));
+               rd = &lp->rd_ring[lp->rx_next_done];
+               __raw_writel( ~DMAS_d_m, &lp->rx_dma_regs->dmas);
+       }       
+#ifdef CONFIG_IDT_USE_NAPI
+        dev->quota -= received;
+        *budget =- received;
+        if(rx_work_limit < 0)
+                goto not_done;
+#endif
+       
+       dmas = __raw_readl(&lp->rx_dma_regs->dmas);
+       
+       if(dmas & DMAS_h_m) {
+               __raw_writel( ~(DMAS_h_m | DMAS_e_m), &lp->rx_dma_regs->dmas);
+#ifdef RC32434_PROC_DEBUG
+               lp->dma_halt_cnt++;
+#endif
+               rd->devcs = 0;
+               skb = lp->rx_skb[lp->rx_next_done];
+               rd->ca = CPHYSADDR(skb->data);
+               dma_cache_wback((u32)rd, sizeof(*rd));
+               rc32434_chain_rx(lp,rd);
+       }
+       
+#ifdef CONFIG_IDT_USE_NAPI
+       netif_rx_complete(dev);
+#endif
+       /* Enable D H E bit in Rx DMA */
+       __raw_writel(__raw_readl(&lp->rx_dma_regs->dmasm) & ~(DMASM_d_m | DMASM_h_m |DMASM_e_m), &lp->rx_dma_regs->dmasm); 
+#ifdef CONFIG_IDT_USE_NAPI
+       return 0;
+ not_done:
+       return 1;
+#else
+       spin_unlock_irqrestore(&lp->lock, flags);
+       return;
+#endif
+
+       
+}      
+
+
+
+/* Ethernet Tx DMA interrupt */
+static irqreturn_t
+rc32434_tx_dma_interrupt(int irq, void *dev_id)
+{
+       struct net_device *dev = (struct net_device *)dev_id;
+       struct rc32434_local *lp;
+       volatile u32 dmas,dmasm;
+       irqreturn_t retval;
+       
+       ASSERT(dev != NULL);
+       
+       lp = (struct rc32434_local *)dev->priv;
+       
+       spin_lock(&lp->lock);
+       
+       dmas = __raw_readl(&lp->tx_dma_regs->dmas);
+       
+       if (dmas & (DMAS_f_m | DMAS_e_m)) {
+               dmasm = __raw_readl(&lp->tx_dma_regs->dmasm);
+               /* Mask F E bit in Tx DMA */
+               __raw_writel(dmasm | (DMASM_f_m | DMASM_e_m), &lp->tx_dma_regs->dmasm);
+               
+               tasklet_hi_schedule(lp->tx_tasklet);
+               
+               if(lp->tx_chain_status == filled && (__raw_readl(&(lp->tx_dma_regs->dmandptr)) == 0)) {
+                       __raw_writel(CPHYSADDR(&lp->td_ring[lp->tx_chain_head]), &(lp->tx_dma_regs->dmandptr));                 
+                       lp->tx_chain_status = empty;
+                       lp->tx_chain_head = lp->tx_chain_tail;
+                       dev->trans_start = jiffies;
+               }
+               
+               if (dmas & DMAS_e_m)
+                       ERR(": DMA error\n");
+               
+               retval = IRQ_HANDLED;
+       }
+       else
+               retval = IRQ_NONE;
+       
+       spin_unlock(&lp->lock);
+       
+       return retval;
+}
+
+
+static void rc32434_tx_tasklet(unsigned long tx_data_dev)
+{
+       struct net_device *dev = (struct net_device *)tx_data_dev;      
+       struct rc32434_local* lp = (struct rc32434_local *)dev->priv;
+       volatile DMAD_t td = &lp->td_ring[lp->tx_next_done];
+       u32 devcs;
+       unsigned long   flags;
+       volatile u32 dmas;
+       
+       spin_lock_irqsave(&lp->lock, flags);
+       
+       /* process all desc that are done */
+       while(IS_DMA_FINISHED(td->control)) {
+               if(lp->tx_full == 1) {
+                       netif_wake_queue(dev);
+                       lp->tx_full = 0;
+               }
+               
+               devcs = lp->td_ring[lp->tx_next_done].devcs;    
+               if ((devcs & (ETHTX_fd_m | ETHTX_ld_m)) != (ETHTX_fd_m | ETHTX_ld_m)) {
+                       lp->stats.tx_errors++;
+                       lp->stats.tx_dropped++;                         
+                       
+                       /* should never happen */
+                       DBG(1, __FUNCTION__ ": split tx ignored\n");
+               }
+               else if (IS_TX_TOK(devcs)) {
+                       lp->stats.tx_packets++;
+                       lp->stats.tx_bytes+=lp->tx_skb[lp->tx_next_done]->len;
+               }
+               else {
+                       lp->stats.tx_errors++;
+                       lp->stats.tx_dropped++;                         
+                       
+                       /* underflow */
+                       if (IS_TX_UND_ERR(devcs)) 
+                               lp->stats.tx_fifo_errors++;
+                       
+                       /* oversized frame */
+                       if (IS_TX_OF_ERR(devcs))
+                               lp->stats.tx_aborted_errors++;
+                       
+                       /* excessive deferrals */
+                       if (IS_TX_ED_ERR(devcs))
+                               lp->stats.tx_carrier_errors++;
+                       
+                       /* collisions: medium busy */
+                       if (IS_TX_EC_ERR(devcs))
+                               lp->stats.collisions++;
+                       
+                       /* late collision */
+                       if (IS_TX_LC_ERR(devcs))
+                               lp->stats.tx_window_errors++;
+                       
+               }
+               
+               /* We must always free the original skb */
+               if (lp->tx_skb[lp->tx_next_done] != NULL) {
+                       dev_kfree_skb_any(lp->tx_skb[lp->tx_next_done]);
+                       lp->tx_skb[lp->tx_next_done] = NULL;
+               }
+               
+               lp->td_ring[lp->tx_next_done].control = DMAD_iof_m;
+               lp->td_ring[lp->tx_next_done].devcs = ETHTX_fd_m | ETHTX_ld_m;  
+               lp->td_ring[lp->tx_next_done].link = 0;
+               lp->td_ring[lp->tx_next_done].ca = 0;
+               lp->tx_count --;
+               
+               /* go on to next transmission */
+               lp->tx_next_done = (lp->tx_next_done + 1) & RC32434_TDS_MASK;
+               td = &lp->td_ring[lp->tx_next_done];
+               
+       }
+       
+       dmas = __raw_readl(&lp->tx_dma_regs->dmas);
+       __raw_writel( ~dmas, &lp->tx_dma_regs->dmas);
+       
+       /* Enable F E bit in Tx DMA */
+       __raw_writel(__raw_readl(&lp->tx_dma_regs->dmasm) & ~(DMASM_f_m | DMASM_e_m), &lp->tx_dma_regs->dmasm); 
+       spin_unlock_irqrestore(&lp->lock, flags);
+       
+}
+
+
+static struct net_device_stats * rc32434_get_stats(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       return &lp->stats;
+}
+
+
+/*
+ * Set or clear the multicast filter for this adaptor.
+ */
+static void rc32434_multicast_list(struct net_device *dev)
+{   
+       /* listen to broadcasts always and to treat     */
+       /*       IFF bits independantly */
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       unsigned long flags;
+       u32 recognise = ETHARC_ab_m;            /* always accept broadcasts */
+       
+       if (dev->flags & IFF_PROMISC)                   /* set promiscuous mode */
+               recognise |= ETHARC_pro_m;
+       
+       if ((dev->flags & IFF_ALLMULTI) || (dev->mc_count > 15))
+               recognise |= ETHARC_am_m;               /* all multicast & bcast */
+       else if (dev->mc_count > 0) {
+               DBG(2, __FUNCTION__ ": mc_count %d\n", dev->mc_count);
+               recognise |= ETHARC_am_m;               /* for the time being */
+       }
+       
+       spin_lock_irqsave(&lp->lock, flags);
+       __raw_writel(recognise, &lp->eth_regs->etharc);
+       spin_unlock_irqrestore(&lp->lock, flags);
+}
+
+
+static void rc32434_tx_timeout(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       unsigned long flags;
+       
+       spin_lock_irqsave(&lp->lock, flags);
+       rc32434_restart(dev);
+       spin_unlock_irqrestore(&lp->lock, flags);
+       
+}
+
+
+/*
+ * Initialize the RC32434 ethernet controller.
+ */
+static int rc32434_init(struct net_device *dev)
+{
+       struct rc32434_local *lp = (struct rc32434_local *)dev->priv;
+       int i, j;
+       
+       /* Disable DMA */       
+       rc32434_abort_tx(dev);
+       rc32434_abort_rx(dev); 
+       
+       /* reset ethernet logic */ 
+       __raw_writel(0, &lp->eth_regs->ethintfc);
+       while((__raw_readl(&lp->eth_regs->ethintfc) & ETHINTFC_rip_m))
+               dev->trans_start = jiffies;     
+       
+       /* Enable Ethernet Interface */ 
+       __raw_writel(ETHINTFC_en_m, &lp->eth_regs->ethintfc); 
+       
+#ifndef CONFIG_IDT_USE_NAPI
+       tasklet_disable(lp->rx_tasklet);
+#endif
+       tasklet_disable(lp->tx_tasklet);
+       
+       /* Initialize the transmit Descriptors */
+       for (i = 0; i < RC32434_NUM_TDS; i++) {
+               lp->td_ring[i].control = DMAD_iof_m;
+               lp->td_ring[i].devcs = ETHTX_fd_m | ETHTX_ld_m;
+               lp->td_ring[i].ca = 0;
+               lp->td_ring[i].link = 0;
+               if (lp->tx_skb[i] != NULL) {
+                       dev_kfree_skb_any(lp->tx_skb[i]);
+                       lp->tx_skb[i] = NULL;
+               }
+       }
+       lp->tx_next_done = lp->tx_chain_head = lp->tx_chain_tail =      lp->tx_full = lp->tx_count = 0;
+       lp->    tx_chain_status = empty;
+       
+       /*
+        * Initialize the receive descriptors so that they
+        * become a circular linked list, ie. let the last
+        * descriptor point to the first again.
+        */
+       for (i=0; i<RC32434_NUM_RDS; i++) {
+               struct sk_buff *skb = lp->rx_skb[i];
+               
+               if (lp->rx_skb[i] == NULL) {
+                       skb = dev_alloc_skb(RC32434_RBSIZE + 2);
+                       if (skb == NULL) {
+                               ERR("No memory in the system\n");
+                               for (j = 0; j < RC32434_NUM_RDS; j ++)
+                                       if (lp->rx_skb[j] != NULL) 
+                                               dev_kfree_skb_any(lp->rx_skb[j]);
+                               
+                               return 1;
+                       }
+                       else {
+                               skb->dev = dev;
+                               skb_reserve(skb, 2);
+                               lp->rx_skb[i] = skb;
+                               lp->rd_ring[i].ca = CPHYSADDR(skb->data); 
+                               
+                       }
+               }
+               lp->rd_ring[i].control =        DMAD_iod_m | DMA_COUNT(RC32434_RBSIZE);
+               lp->rd_ring[i].devcs = 0;
+               lp->rd_ring[i].ca = CPHYSADDR(skb->data);
+               lp->rd_ring[i].link = CPHYSADDR(&lp->rd_ring[i+1]);
+               
+       }
+       /* loop back */
+       lp->rd_ring[RC32434_NUM_RDS-1].link = CPHYSADDR(&lp->rd_ring[0]);
+       lp->rx_next_done   = 0;
+       
+       lp->rd_ring[RC32434_NUM_RDS-1].control |= DMAD_cod_m;
+       lp->rx_chain_head = 0;
+       lp->rx_chain_tail = 0;
+       lp->rx_chain_status = empty;
+       
+       __raw_writel(0, &lp->rx_dma_regs->dmas);
+       /* Start Rx DMA */
+       rc32434_start_rx(lp, &lp->rd_ring[0]);
+       
+       /* Enable F E bit in Tx DMA */
+       __raw_writel(__raw_readl(&lp->tx_dma_regs->dmasm) & ~(DMASM_f_m | DMASM_e_m), &lp->tx_dma_regs->dmasm); 
+       /* Enable D H E bit in Rx DMA */
+       __raw_writel(__raw_readl(&lp->rx_dma_regs->dmasm) & ~(DMASM_d_m | DMASM_h_m | DMASM_e_m), &lp->rx_dma_regs->dmasm); 
+       
+       /* Accept only packets destined for this Ethernet device address */
+       __raw_writel(ETHARC_ab_m, &lp->eth_regs->etharc); 
+       
+       /* Set all Ether station address registers to their initial values */ 
+       __raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal0); 
+       __raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah0);
+       
+       __raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal1); 
+       __raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah1);
+       
+       __raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal2); 
+       __raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah2);
+       
+       __raw_writel(STATION_ADDRESS_LOW(dev), &lp->eth_regs->ethsal3); 
+       __raw_writel(STATION_ADDRESS_HIGH(dev), &lp->eth_regs->ethsah3); 
+       
+       
+       /* Frame Length Checking, Pad Enable, CRC Enable, Full Duplex set */ 
+       __raw_writel(ETHMAC2_pe_m | ETHMAC2_cen_m | ETHMAC2_fd_m, &lp->eth_regs->ethmac2);  
+       //ETHMAC2_flc_m         ETHMAC2_fd_m    lp->duplex_mode
+       
+       /* Back to back inter-packet-gap */ 
+       __raw_writel(0x15, &lp->eth_regs->ethipgt); 
+       /* Non - Back to back inter-packet-gap */ 
+       __raw_writel(0x12, &lp->eth_regs->ethipgr); 
+       
+       /* Management Clock Prescaler Divisor */
+       /* Clock independent setting */
+       __raw_writel(((idt_cpu_freq)/MII_CLOCK+1) & ~1,
+                      &lp->eth_regs->ethmcp);
+       
+       /* don't transmit until fifo contains 48b */
+       __raw_writel(48, &lp->eth_regs->ethfifott);
+       
+       __raw_writel(ETHMAC1_re_m, &lp->eth_regs->ethmac1);
+       
+#ifndef CONFIG_IDT_USE_NAPI
+       tasklet_enable(lp->rx_tasklet);
+#endif
+       tasklet_enable(lp->tx_tasklet);
+       
+       netif_start_queue(dev);
+       
+       return 0; 
+}
+
+static struct platform_driver korina_driver = {
+       .driver.name = "korina",
+       .probe = rc32434_probe,
+       .remove = rc32434_remove,
+};
+
+static int __init rc32434_init_module(void)
+{
+       return platform_driver_register(&korina_driver);
+}
+
+static void rc32434_cleanup_module(void)
+{
+       return platform_driver_unregister(&korina_driver);
+}
+
+module_init(rc32434_init_module);
+module_exit(rc32434_cleanup_module);
diff --git a/target/linux/rb532/files-2.6.23/drivers/net/rc32434_eth.h b/target/linux/rb532/files-2.6.23/drivers/net/rc32434_eth.h
new file mode 100644 (file)
index 0000000..eaa0bfe
--- /dev/null
@@ -0,0 +1,178 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *     Definitions for IDT RC32434 on-chip ethernet controller.
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *         
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb
+ *
+ * Initial Release
+ *
+ * Aug 2004
+ *
+ * Added NAPI
+ *
+ **************************************************************************
+ */
+
+
+#include  <asm/rc32434/rc32434.h>
+#include  <asm/rc32434/dma_v.h>
+#include  <asm/rc32434/eth_v.h>
+
+#define CONFIG_IDT_USE_NAPI 1
+#define RC32434_DEBUG  2
+//#define RC32434_PROC_DEBUG
+#undef RC32434_DEBUG
+
+#ifdef RC32434_DEBUG
+
+/* use 0 for production, 1 for verification, >2 for debug */
+static int rc32434_debug = RC32434_DEBUG;
+#define ASSERT(expr) \
+       if(!(expr)) {   \
+               printk( "Assertion failed! %s,%s,%s,line=%d\n", \
+               #expr,__FILE__,__FUNCTION__,__LINE__);          }
+#define DBG(lvl, format, arg...) if (rc32434_debug > lvl) printk(KERN_INFO "%s: " format, dev->name , ## arg)
+#else
+#define ASSERT(expr) do {} while (0)
+#define DBG(lvl, format, arg...) do {} while (0)
+#endif
+
+#define INFO(format, arg...) printk(KERN_INFO "%s: " format, dev->name , ## arg)
+#define ERR(format, arg...) printk(KERN_ERR "%s: " format, dev->name , ## arg)
+#define WARN(format, arg...) printk(KERN_WARNING "%s: " format, dev->name , ## arg)            
+
+/* the following must be powers of two */
+#ifdef CONFIG_IDT_USE_NAPI
+#define RC32434_NUM_RDS    64                  /* number of receive descriptors */
+#define RC32434_NUM_TDS    64                  /* number of transmit descriptors */
+#else
+#define RC32434_NUM_RDS    128                 /* number of receive descriptors */
+#define RC32434_NUM_TDS    128                 /* number of transmit descriptors */
+#endif
+
+#define RC32434_RBSIZE     1536                /* size of one resource buffer = Ether MTU */
+#define RC32434_RDS_MASK   (RC32434_NUM_RDS-1)
+#define RC32434_TDS_MASK   (RC32434_NUM_TDS-1)
+#define RD_RING_SIZE (RC32434_NUM_RDS * sizeof(struct DMAD_s))
+#define TD_RING_SIZE (RC32434_NUM_TDS * sizeof(struct DMAD_s))
+
+#define RC32434_TX_TIMEOUT HZ * 100
+
+#define rc32434_eth0_regs ((ETH_t)(ETH0_VirtualAddress))
+#define rc32434_eth1_regs ((ETH_t)(ETH1_VirtualAddress))
+
+enum status    { filled,       empty};
+#define IS_DMA_FINISHED(X)   (((X) & (DMAD_f_m)) != 0)
+#define IS_DMA_DONE(X)   (((X) & (DMAD_d_m)) != 0)
+
+
+/* Information that need to be kept for each board. */
+struct rc32434_local {
+       ETH_t  eth_regs;
+       DMA_Chan_t  rx_dma_regs;
+       DMA_Chan_t  tx_dma_regs;
+       volatile DMAD_t   td_ring;                      /* transmit descriptor ring */ 
+       volatile DMAD_t   rd_ring;                      /* receive descriptor ring  */
+       
+       struct sk_buff* tx_skb[RC32434_NUM_TDS];        /* skbuffs for pkt to trans */
+       struct sk_buff* rx_skb[RC32434_NUM_RDS];        /* skbuffs for pkt to trans */
+       
+#ifndef CONFIG_IDT_USE_NAPI
+       struct tasklet_struct * rx_tasklet;
+#endif
+       struct tasklet_struct * tx_tasklet;
+       
+       int     rx_next_done;
+       int     rx_chain_head;
+       int     rx_chain_tail;
+       enum status     rx_chain_status;
+       
+       int     tx_next_done;
+       int     tx_chain_head;
+       int     tx_chain_tail;
+       enum status     tx_chain_status;
+       int tx_count;                   
+       int     tx_full;
+       
+       struct timer_list    mii_phy_timer;
+       unsigned long duplex_mode;
+       
+       int     rx_irq;
+       int    tx_irq;
+       int    ovr_irq;
+       int    und_irq;
+       
+       struct net_device_stats stats;
+       spinlock_t lock; 
+       
+       /* debug /proc entry */
+       struct proc_dir_entry *ps;
+       int dma_halt_cnt;  int dma_run_cnt;
+};
+
+extern unsigned int idt_cpu_freq;
+
+/* Index to functions, as function prototypes. */
+static int rc32434_open(struct net_device *dev);
+static int rc32434_send_packet(struct sk_buff *skb, struct net_device *dev);
+static void rc32434_mii_handler(unsigned long data);
+static irqreturn_t  rc32434_und_interrupt(int irq, void *dev_id);
+static irqreturn_t rc32434_rx_dma_interrupt(int irq, void *dev_id);
+static irqreturn_t rc32434_tx_dma_interrupt(int irq, void *dev_id);
+#ifdef RC32434_REVISION        
+static irqreturn_t rc32434_ovr_interrupt(int irq, void *dev_id);
+#endif
+static int  rc32434_close(struct net_device *dev);
+static struct net_device_stats *rc32434_get_stats(struct net_device *dev);
+static void rc32434_multicast_list(struct net_device *dev);
+static int  rc32434_init(struct net_device *dev);
+static void rc32434_tx_timeout(struct net_device *dev);
+
+static void rc32434_tx_tasklet(unsigned long tx_data_dev);
+#ifdef CONFIG_IDT_USE_NAPI
+static int rc32434_poll(struct net_device *rx_data_dev, int *budget);
+#else
+static void rc32434_rx_tasklet(unsigned long rx_data_dev);
+#endif
+static void rc32434_cleanup_module(void);
+
+
+static inline void rc32434_abort_dma(struct net_device *dev, DMA_Chan_t ch)
+{
+       if (__raw_readl(&ch->dmac) & DMAC_run_m) {
+               __raw_writel(0x10, &ch->dmac); 
+               
+               while (!(__raw_readl(&ch->dmas) & DMAS_h_m))
+                       dev->trans_start = jiffies;             
+               
+               __raw_writel(0, &ch->dmas);  
+       }
+       
+       __raw_writel(0, &ch->dmadptr); 
+       __raw_writel(0, &ch->dmandptr); 
+}
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/ddr.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/ddr.h
new file mode 100644 (file)
index 0000000..03923a6
--- /dev/null
@@ -0,0 +1,173 @@
+#ifndef __IDT_DDR_H__
+#define __IDT_DDR_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *             All rights reserved.
+ *
+ * DDR register definition.
+ *
+ * File   : $Id: ddr.h,v 1.2 2002/06/06 18:34:03 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *          $Log: ddr.h,v $
+ *          Revision 1.2  2002/06/06 18:34:03  astichte
+ *          Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *
+ *          Revision 1.1  2002/05/29 17:33:21  sysarch
+ *          jba File moved from vcode/include/idt/acacia
+ *
+ *
+ ******************************************************************************/
+
+enum
+{
+       DDR0_PhysicalAddress    = 0x18018000,
+       DDR_PhysicalAddress     = DDR0_PhysicalAddress,         // Default
+
+       DDR0_VirtualAddress     = 0xb8018000,
+       DDR_VirtualAddress      = DDR0_VirtualAddress,          // Default
+} ;
+
+typedef struct DDR_s
+{
+       u32     ddrbase ;
+       u32     ddrmask ;
+       u32     res1;
+       u32     res2;
+       u32     ddrc ;
+       u32     ddrabase ;
+       u32     ddramask ;
+       u32     ddramap ;
+       u32     ddrcust;
+       u32     ddrrdc;
+       u32     ddrspare;
+} volatile *DDR_t ;
+
+enum
+{
+       DDR0BASE_baseaddr_b     = 16,
+       DDR0BASE_baseaddr_m     = 0xffff0000,
+
+       DDR0MASK_mask_b         = 16,
+       DDR0MASK_mask_m         = 0xffff0000,
+
+       DDR1BASE_baseaddr_b     = 16,
+       DDR1BASE_baseaddr_m     = 0xffff0000,
+
+       DDR1MASK_mask_b         = 16,
+       DDR1MASK_mask_m         = 0xffff0000,
+
+       DDRC_ata_b              = 5,
+       DDRC_ata_m              = 0x000000E0,
+       DDRC_dbw_b              = 8,
+       DDRC_dbw_m              = 0x00000100,
+       DDRC_wr_b               = 9,
+       DDRC_wr_m               = 0x00000600,
+       DDRC_ps_b               = 11,
+       DDRC_ps_m               = 0x00001800,
+       DDRC_dtype_b            = 13,
+       DDRC_dtype_m            = 0x0000e000,
+       DDRC_rfc_b              = 16,
+       DDRC_rfc_m              = 0x000f0000,
+       DDRC_rp_b               = 20,
+       DDRC_rp_m               = 0x00300000,
+       DDRC_ap_b               = 22,
+       DDRC_ap_m               = 0x00400000,
+       DDRC_rcd_b              = 23,
+       DDRC_rcd_m              = 0x01800000,
+       DDRC_cl_b               = 25,
+       DDRC_cl_m               = 0x06000000,
+       DDRC_dbm_b              = 27,
+       DDRC_dbm_m              = 0x08000000,
+       DDRC_sds_b              = 28,
+       DDRC_sds_m              = 0x10000000,
+       DDRC_atp_b              = 29,
+       DDRC_atp_m              = 0x60000000,
+       DDRC_re_b               = 31,
+       DDRC_re_m               = 0x80000000,
+
+       DDRRDC_ces_b            = 0,
+       DDRRDC_ces_m            = 0x00000001,
+       DDRRDC_ace_b            = 1,
+       DDRRDC_ace_m            = 0x00000002,
+
+       DDRABASE_baseaddr_b     = 16,
+       DDRABASE_baseaddr_m     = 0xffff0000,
+
+       DDRAMASK_mask_b         = 16,
+       DDRAMASK_mask_m         = 0xffff0000,
+
+       DDRAMAP_map_b           = 16,
+       DDRAMAP_map_m           = 0xffff0000,
+
+       DDRCUST_cs_b            = 0,
+       DDRCUST_cs_m            = 0x00000003,
+       DDRCUST_we_b            = 2,
+       DDRCUST_we_m            = 0x00000004,
+       DDRCUST_ras_b           = 3,
+       DDRCUST_ras_m           = 0x00000008,
+       DDRCUST_cas_b           = 4,
+       DDRCUST_cas_m           = 0x00000010,
+       DDRCUST_cke_b           = 5,
+       DDRCUST_cke_m           = 0x00000020,
+       DDRCUST_ba_b            = 6,
+       DDRCUST_ba_m            = 0x000000c0,
+
+       RCOUNT_rcount_b         = 0,
+       RCOUNT_rcount_m         = 0x0000ffff,
+
+       RCOMPARE_rcompare_b     = 0,
+       RCOMPARE_rcompare_m     = 0x0000ffff,
+
+       RTC_ce_b                = 0,
+       RTC_ce_m                = 0x00000001,
+       RTC_to_b                = 1,
+       RTC_to_m                = 0x00000002,
+       RTC_rqe_b               = 2,
+       RTC_rqe_m               = 0x00000004,
+
+       DDRDQSC_dm_b            = 0,
+       DDRDQSC_dm_m            = 0x00000003,
+       DDRDQSC_dqsbs_b         = 2,
+       DDRDQSC_dqsbs_m         = 0x000000fc,
+       DDRDQSC_db_b            = 8,
+       DDRDQSC_db_m            = 0x00000100,
+       DDRDQSC_dbsp_b          = 9,
+       DDRDQSC_dbsp_m          = 0x01fffe00,
+       DDRDQSC_bdp_b           = 25,
+       DDRDQSC_bdp_m           = 0x7e000000,
+
+       DDRDLLC_eao_b           = 0,
+       DDRDLLC_eao_m           = 0x00000001,
+       DDRDLLC_eo_b            = 1,
+       DDRDLLC_eo_m            = 0x0000003e,
+       DDRDLLC_fs_b            = 6,
+       DDRDLLC_fs_m            = 0x000000c0,
+       DDRDLLC_as_b            = 8,
+       DDRDLLC_as_m            = 0x00000700,
+       DDRDLLC_sp_b            = 11,
+       DDRDLLC_sp_m            = 0x001ff800,
+
+       DDRDLLFC_men_b          = 0,
+       DDRDLLFC_men_m          = 0x00000001,
+       DDRDLLFC_aen_b          = 1,
+       DDRDLLFC_aen_m          = 0x00000002,
+       DDRDLLFC_ff_b           = 2,
+       DDRDLLFC_ff_m           = 0x00000004,
+
+       DDRDLLTA_addr_b         = 2,
+       DDRDLLTA_addr_m         = 0xfffffffc,
+
+       DDRDLLED_dbe_b          = 0,
+       DDRDLLED_dbe_m          = 0x00000001,
+       DDRDLLED_dte_b          = 1,
+       DDRDLLED_dte_m          = 0x00000002,
+       
+               
+} ;
+
+#endif // __IDT_DDR_H__
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma.h
new file mode 100644 (file)
index 0000000..2124f7e
--- /dev/null
@@ -0,0 +1,168 @@
+#ifndef __IDT_DMA_H__
+#define __IDT_DMA_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *             All rights reserved.
+ *
+ * DMA register definition.
+ *
+ * File   : $Id: dma.h,v 1.3 2002/06/06 18:34:03 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *         $Log: dma.h,v $
+ *         Revision 1.3  2002/06/06 18:34:03  astichte
+ *         Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *     
+ *         Revision 1.2  2002/06/05 18:30:46  astichte
+ *         Removed IDTField
+ *     
+ *         Revision 1.1  2002/05/29 17:33:21  sysarch
+ *         jba File moved from vcode/include/idt/acacia
+ *     
+ *
+ ******************************************************************************/
+
+enum
+{
+       DMA0_PhysicalAddress    = 0x18040000,
+       DMA_PhysicalAddress     = DMA0_PhysicalAddress,         // Default
+
+       DMA0_VirtualAddress     = 0xb8040000,
+       DMA_VirtualAddress      = DMA0_VirtualAddress,          // Default
+} ;
+
+/*
+ * DMA descriptor (in physical memory).
+ */
+
+typedef struct DMAD_s
+{
+       u32                     control ;       // Control. use DMAD_*
+       u32                     ca ;            // Current Address.
+       u32                     devcs ;         // Device control and status.
+       u32                     link ;          // Next descriptor in chain.
+} volatile *DMAD_t ;
+
+enum
+{
+       DMAD_size               = sizeof (struct DMAD_s),
+       DMAD_count_b            = 0,            // in DMAD_t -> control
+       DMAD_count_m            = 0x0003ffff,   // in DMAD_t -> control
+       DMAD_ds_b               = 20,           // in DMAD_t -> control
+       DMAD_ds_m               = 0x00300000,   // in DMAD_t -> control
+               DMAD_ds_ethRcv_v        = 0,
+               DMAD_ds_ethXmt_v        = 0,
+               DMAD_ds_memToFifo_v     = 0,
+               DMAD_ds_fifoToMem_v     = 0,
+               DMAD_ds_pciToMem_v      = 0,
+               DMAD_ds_memToPci_v      = 0,
+       
+       DMAD_devcmd_b           = 22,           // in DMAD_t -> control
+       DMAD_devcmd_m           = 0x01c00000,   // in DMAD_t -> control
+               DMAD_devcmd_byte_v      = 0,    //memory-to-memory
+               DMAD_devcmd_halfword_v  = 1,    //memory-to-memory
+               DMAD_devcmd_word_v      = 2,    //memory-to-memory
+               DMAD_devcmd_2words_v    = 3,    //memory-to-memory
+               DMAD_devcmd_4words_v    = 4,    //memory-to-memory
+               DMAD_devcmd_6words_v    = 5,    //memory-to-memory
+               DMAD_devcmd_8words_v    = 6,    //memory-to-memory
+               DMAD_devcmd_16words_v   = 7,    //memory-to-memory
+       DMAD_cof_b              = 25,           // chain on finished
+       DMAD_cof_m              = 0x02000000,   // 
+       DMAD_cod_b              = 26,           // chain on done
+       DMAD_cod_m              = 0x04000000,   // 
+       DMAD_iof_b              = 27,           // interrupt on finished
+       DMAD_iof_m              = 0x08000000,   // 
+       DMAD_iod_b              = 28,           // interrupt on done
+       DMAD_iod_m              = 0x10000000,   // 
+       DMAD_t_b                = 29,           // terminated
+       DMAD_t_m                = 0x20000000,   // 
+       DMAD_d_b                = 30,           // done
+       DMAD_d_m                = 0x40000000,   // 
+       DMAD_f_b                = 31,           // finished
+       DMAD_f_m                = 0x80000000,   // 
+} ;
+
+/*
+ * DMA register (within Internal Register Map).
+ */
+
+struct DMA_Chan_s
+{
+       u32             dmac ;          // Control.
+       u32             dmas ;          // Status.      
+       u32             dmasm ;         // Mask.
+       u32             dmadptr ;       // Descriptor pointer.
+       u32             dmandptr ;      // Next descriptor pointer.
+};
+
+typedef struct DMA_Chan_s volatile *DMA_Chan_t ;
+
+//DMA_Channels   use DMACH_count instead
+
+enum
+{
+       DMAC_run_b      = 0,            // 
+       DMAC_run_m      = 0x00000001,   // 
+       DMAC_dm_b       = 1,            // done mask
+       DMAC_dm_m       = 0x00000002,   // 
+       DMAC_mode_b     = 2,            // 
+       DMAC_mode_m     = 0x0000000c,   // 
+               DMAC_mode_auto_v        = 0,
+               DMAC_mode_burst_v       = 1,
+               DMAC_mode_transfer_v    = 2, //usually used
+               DMAC_mode_reserved_v    = 3,
+       DMAC_a_b        = 4,            // 
+       DMAC_a_m        = 0x00000010,   // 
+
+       DMAS_f_b        = 0,            // finished (sticky) 
+       DMAS_f_m        = 0x00000001,   //                   
+       DMAS_d_b        = 1,            // done (sticky)     
+       DMAS_d_m        = 0x00000002,   //                   
+       DMAS_c_b        = 2,            // chain (sticky)    
+       DMAS_c_m        = 0x00000004,   //                   
+       DMAS_e_b        = 3,            // error (sticky)    
+       DMAS_e_m        = 0x00000008,   //                   
+       DMAS_h_b        = 4,            // halt (sticky)     
+       DMAS_h_m        = 0x00000010,   //                   
+
+       DMASM_f_b       = 0,            // finished (1=mask)
+       DMASM_f_m       = 0x00000001,   // 
+       DMASM_d_b       = 1,            // done (1=mask)
+       DMASM_d_m       = 0x00000002,   // 
+       DMASM_c_b       = 2,            // chain (1=mask)
+       DMASM_c_m       = 0x00000004,   // 
+       DMASM_e_b       = 3,            // error (1=mask)
+       DMASM_e_m       = 0x00000008,   // 
+       DMASM_h_b       = 4,            // halt (1=mask)
+       DMASM_h_m       = 0x00000010,   // 
+} ;
+
+/*
+ * DMA channel definitions
+ */
+
+enum
+{
+       DMACH_ethRcv = 0,
+       DMACH_ethXmt = 1,
+       DMACH_memToFifo = 2,
+       DMACH_fifoToMem = 3,
+       DMACH_pciToMem = 4,
+       DMACH_memToPci = 5,
+       
+       DMACH_count //must be last
+};
+
+
+typedef struct DMAC_s
+{
+       struct DMA_Chan_s ch [DMACH_count] ; //use ch[DMACH_]
+} volatile *DMA_t ;
+
+#endif // __IDT_DMA_H__
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma_v.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/dma_v.h
new file mode 100644 (file)
index 0000000..81cb405
--- /dev/null
@@ -0,0 +1,72 @@
+#ifndef __IDT_DMA_V_H__
+#define __IDT_DMA_V_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *             All rights reserved.
+ *
+ * DMA register definition.
+ *
+ * File   : $Id: dma.h,v 1.3 2002/06/06 18:34:03 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *         $Log: dma.h,v $
+ *         Revision 1.3  2002/06/06 18:34:03  astichte
+ *         Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *     
+ *         Revision 1.2  2002/06/05 18:30:46  astichte
+ *         Removed IDTField
+ *     
+ *         Revision 1.1  2002/05/29 17:33:21  sysarch
+ *         jba File moved from vcode/include/idt/acacia
+ *     
+ *
+ ******************************************************************************/
+#include  <asm/rc32434/dma.h> 
+#include  <asm/rc32434/rc32434.h>
+#define DMA_CHAN_OFFSET  0x14
+#define IS_DMA_USED(X) (((X) & (DMAD_f_m | DMAD_d_m | DMAD_t_m)) != 0)
+#define DMA_COUNT(count)   \
+  ((count) & DMAD_count_m)
+
+#define DMA_HALT_TIMEOUT 500
+
+
+static inline int rc32434_halt_dma(DMA_Chan_t ch)
+{
+       int timeout=1;
+       if (local_readl(&ch->dmac) & DMAC_run_m) {
+               local_writel(0, &ch->dmac); 
+               for (timeout = DMA_HALT_TIMEOUT; timeout > 0; timeout--) {
+                       if (local_readl(&ch->dmas) & DMAS_h_m) {
+                               local_writel(0, &ch->dmas);  
+                               break;
+                       }
+               }
+       }
+
+       return timeout ? 0 : 1;
+}
+
+static inline void rc32434_start_dma(DMA_Chan_t ch, u32 dma_addr)
+{
+       local_writel(0, &ch->dmandptr); 
+       local_writel(dma_addr, &ch->dmadptr);
+}
+
+static inline void rc32434_chain_dma(DMA_Chan_t ch, u32 dma_addr)
+{
+       local_writel(dma_addr, &ch->dmandptr);
+}
+
+#endif // __IDT_DMA_V_H__
+
+
+
+
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth.h
new file mode 100644 (file)
index 0000000..2f42976
--- /dev/null
@@ -0,0 +1,320 @@
+#ifndef        __IDT_ETH_H__
+#define        __IDT_ETH_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *             All rights reserved.
+ *
+ * Ethernet register definition.
+ *
+ * File   : $Id: eth.h,v 1.3 2002/06/06 18:34:04 astichte Exp $
+ *
+ * Author : Allen.Stichter@idt.com
+ * Date   : 20020605
+ * Update :
+ *         $Log: eth.h,v $
+ *         Revision 1.3  2002/06/06 18:34:04  astichte
+ *         Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *     
+ *         Revision 1.2  2002/06/05 18:19:46  astichte
+ *         Added
+ *     
+ *         Revision 1.1  2002/05/29 17:33:22  sysarch
+ *         jba File moved from vcode/include/idt/acacia
+ *
+ ******************************************************************************/
+
+enum
+{
+       ETH0_PhysicalAddress    = 0x18060000,
+       ETH_PhysicalAddress     = ETH0_PhysicalAddress,         // Default
+
+       ETH0_VirtualAddress     = 0xb8060000,
+       ETH_VirtualAddress      = ETH0_VirtualAddress,          // Default
+} ;
+
+typedef struct
+{
+       u32 ethintfc            ;
+       u32 ethfifott           ;
+       u32 etharc              ;
+       u32 ethhash0            ;
+       u32 ethhash1            ;
+       u32 ethu0 [4]           ;       // Reserved.    
+       u32 ethpfs              ;
+       u32 ethmcp              ;
+       u32 eth_u1 [10]         ;       // Reserved.
+       u32 ethspare            ;
+       u32 eth_u2 [42]         ;       // Reserved. 
+       u32 ethsal0             ;
+       u32 ethsah0             ;
+       u32 ethsal1             ;
+       u32 ethsah1             ;
+       u32 ethsal2             ;
+       u32 ethsah2             ;
+       u32 ethsal3             ;
+       u32 ethsah3             ;
+       u32 ethrbc              ;
+       u32 ethrpc              ;
+       u32 ethrupc             ;
+       u32 ethrfc              ;
+       u32 ethtbc              ;
+       u32 ethgpf              ;
+       u32 eth_u9 [50]         ;       // Reserved.    
+       u32 ethmac1             ;
+       u32 ethmac2             ;
+       u32 ethipgt             ;
+       u32 ethipgr             ;
+       u32 ethclrt             ;
+       u32 ethmaxf             ;
+       u32 eth_u10             ;       // Reserved.    
+       u32 ethmtest            ;
+       u32 miimcfg             ;
+       u32 miimcmd             ;
+       u32 miimaddr            ;
+       u32 miimwtd             ;
+       u32 miimrdd             ;
+       u32 miimind             ;
+       u32 eth_u11             ;       // Reserved.
+       u32 eth_u12             ;       // Reserved.
+       u32 ethcfsa0            ;
+       u32 ethcfsa1            ;
+       u32 ethcfsa2            ;
+} volatile *ETH_t;
+
+enum
+{
+       ETHINTFC_en_b           = 0,
+       ETHINTFC_en_m           = 0x00000001,
+       ETHINTFC_its_b          = 1,
+       ETHINTFC_its_m          = 0x00000002,
+       ETHINTFC_rip_b          = 2,
+       ETHINTFC_rip_m          = 0x00000004,
+       ETHINTFC_jam_b          = 3,
+       ETHINTFC_jam_m          = 0x00000008,
+       ETHINTFC_ovr_b          = 4,
+       ETHINTFC_ovr_m          = 0x00000010,
+       ETHINTFC_und_b          = 5,
+       ETHINTFC_und_m          = 0x00000020,
+       ETHINTFC_iom_b          = 6,
+       ETHINTFC_iom_m          = 0x000000c0,
+
+       ETHFIFOTT_tth_b         = 0,
+       ETHFIFOTT_tth_m         = 0x0000007f,
+
+       ETHARC_pro_b            = 0,
+       ETHARC_pro_m            = 0x00000001,
+       ETHARC_am_b             = 1,
+       ETHARC_am_m             = 0x00000002,
+       ETHARC_afm_b            = 2,
+       ETHARC_afm_m            = 0x00000004,
+       ETHARC_ab_b             = 3,
+       ETHARC_ab_m             = 0x00000008,
+
+       ETHSAL_byte5_b          = 0,
+       ETHSAL_byte5_m          = 0x000000ff,
+       ETHSAL_byte4_b          = 8,
+       ETHSAL_byte4_m          = 0x0000ff00,
+       ETHSAL_byte3_b          = 16,
+       ETHSAL_byte3_m          = 0x00ff0000,
+       ETHSAL_byte2_b          = 24,
+       ETHSAL_byte2_m          = 0xff000000,
+
+       ETHSAH_byte1_b          = 0,
+       ETHSAH_byte1_m          = 0x000000ff,
+       ETHSAH_byte0_b          = 8,
+       ETHSAH_byte0_m          = 0x0000ff00,
+       
+       ETHGPF_ptv_b            = 0,
+       ETHGPF_ptv_m            = 0x0000ffff,
+
+       ETHPFS_pfd_b            = 0,
+       ETHPFS_pfd_m            = 0x00000001,
+
+       ETHCFSA0_cfsa4_b        = 0,
+       ETHCFSA0_cfsa4_m        = 0x000000ff,
+       ETHCFSA0_cfsa5_b        = 8,
+       ETHCFSA0_cfsa5_m        = 0x0000ff00,
+
+       ETHCFSA1_cfsa2_b        = 0,
+       ETHCFSA1_cfsa2_m        = 0x000000ff,
+       ETHCFSA1_cfsa3_b        = 8,
+       ETHCFSA1_cfsa3_m        = 0x0000ff00,
+
+       ETHCFSA2_cfsa0_b        = 0,
+       ETHCFSA2_cfsa0_m        = 0x000000ff,
+       ETHCFSA2_cfsa1_b        = 8,
+       ETHCFSA2_cfsa1_m        = 0x0000ff00,
+
+       ETHMAC1_re_b            = 0,
+       ETHMAC1_re_m            = 0x00000001,
+       ETHMAC1_paf_b           = 1,
+       ETHMAC1_paf_m           = 0x00000002,
+       ETHMAC1_rfc_b           = 2,
+       ETHMAC1_rfc_m           = 0x00000004,
+       ETHMAC1_tfc_b           = 3,
+       ETHMAC1_tfc_m           = 0x00000008,
+       ETHMAC1_lb_b            = 4,
+       ETHMAC1_lb_m            = 0x00000010,
+       ETHMAC1_mr_b            = 31,
+       ETHMAC1_mr_m            = 0x80000000,
+
+       ETHMAC2_fd_b            = 0,
+       ETHMAC2_fd_m            = 0x00000001,
+       ETHMAC2_flc_b           = 1,
+       ETHMAC2_flc_m           = 0x00000002,
+       ETHMAC2_hfe_b           = 2,
+       ETHMAC2_hfe_m           = 0x00000004,
+       ETHMAC2_dc_b            = 3,
+       ETHMAC2_dc_m            = 0x00000008,
+       ETHMAC2_cen_b           = 4,
+       ETHMAC2_cen_m           = 0x00000010,
+       ETHMAC2_pe_b            = 5,
+       ETHMAC2_pe_m            = 0x00000020,
+       ETHMAC2_vpe_b           = 6,
+       ETHMAC2_vpe_m           = 0x00000040,
+       ETHMAC2_ape_b           = 7,
+       ETHMAC2_ape_m           = 0x00000080,
+       ETHMAC2_ppe_b           = 8,
+       ETHMAC2_ppe_m           = 0x00000100,
+       ETHMAC2_lpe_b           = 9,
+       ETHMAC2_lpe_m           = 0x00000200,
+       ETHMAC2_nb_b            = 12,
+       ETHMAC2_nb_m            = 0x00001000,
+       ETHMAC2_bp_b            = 13,
+       ETHMAC2_bp_m            = 0x00002000,
+       ETHMAC2_ed_b            = 14,
+       ETHMAC2_ed_m            = 0x00004000,
+
+       ETHIPGT_ipgt_b          = 0,
+       ETHIPGT_ipgt_m          = 0x0000007f,
+
+       ETHIPGR_ipgr2_b         = 0,
+       ETHIPGR_ipgr2_m         = 0x0000007f,
+       ETHIPGR_ipgr1_b         = 8,
+       ETHIPGR_ipgr1_m         = 0x00007f00,
+
+       ETHCLRT_maxret_b        = 0,
+       ETHCLRT_maxret_m        = 0x0000000f,
+       ETHCLRT_colwin_b        = 8,
+       ETHCLRT_colwin_m        = 0x00003f00,
+
+       ETHMAXF_maxf_b          = 0,
+       ETHMAXF_maxf_m          = 0x0000ffff,
+
+       ETHMTEST_tb_b           = 2,
+       ETHMTEST_tb_m           = 0x00000004,
+
+       ETHMCP_div_b            = 0,
+       ETHMCP_div_m            = 0x000000ff,
+       
+       MIIMCFG_rsv_b           = 0,
+       MIIMCFG_rsv_m           = 0x0000000c,
+
+       MIIMCMD_rd_b            = 0,
+       MIIMCMD_rd_m            = 0x00000001,
+       MIIMCMD_scn_b           = 1,
+       MIIMCMD_scn_m           = 0x00000002,
+
+       MIIMADDR_regaddr_b      = 0,
+       MIIMADDR_regaddr_m      = 0x0000001f,
+       MIIMADDR_phyaddr_b      = 8,
+       MIIMADDR_phyaddr_m      = 0x00001f00,
+
+       MIIMWTD_wdata_b         = 0,
+       MIIMWTD_wdata_m         = 0x0000ffff,
+
+       MIIMRDD_rdata_b         = 0,
+       MIIMRDD_rdata_m         = 0x0000ffff,
+
+       MIIMIND_bsy_b           = 0,
+       MIIMIND_bsy_m           = 0x00000001,
+       MIIMIND_scn_b           = 1,
+       MIIMIND_scn_m           = 0x00000002,
+       MIIMIND_nv_b            = 2,
+       MIIMIND_nv_m            = 0x00000004,
+
+} ;
+
+/*
+ * Values for the DEVCS field of the Ethernet DMA Rx and Tx descriptors.
+ */
+enum
+{
+       ETHRX_fd_b              = 0,
+       ETHRX_fd_m              = 0x00000001,
+       ETHRX_ld_b              = 1,
+       ETHRX_ld_m              = 0x00000002,
+       ETHRX_rok_b             = 2,
+       ETHRX_rok_m             = 0x00000004,
+       ETHRX_fm_b              = 3,
+       ETHRX_fm_m              = 0x00000008,
+       ETHRX_mp_b              = 4,
+       ETHRX_mp_m              = 0x00000010,
+       ETHRX_bp_b              = 5,
+       ETHRX_bp_m              = 0x00000020,
+       ETHRX_vlt_b             = 6,
+       ETHRX_vlt_m             = 0x00000040,
+       ETHRX_cf_b              = 7,
+       ETHRX_cf_m              = 0x00000080,
+       ETHRX_ovr_b             = 8,
+       ETHRX_ovr_m             = 0x00000100,
+       ETHRX_crc_b             = 9,
+       ETHRX_crc_m             = 0x00000200,
+       ETHRX_cv_b              = 10,
+       ETHRX_cv_m              = 0x00000400,
+       ETHRX_db_b              = 11,
+       ETHRX_db_m              = 0x00000800,
+       ETHRX_le_b              = 12,
+       ETHRX_le_m              = 0x00001000,
+       ETHRX_lor_b             = 13,
+       ETHRX_lor_m             = 0x00002000,
+       ETHRX_ces_b             = 14,
+       ETHRX_ces_m             = 0x00004000,
+       ETHRX_length_b          = 16,
+       ETHRX_length_m          = 0xffff0000,
+
+       ETHTX_fd_b              = 0,
+       ETHTX_fd_m              = 0x00000001,
+       ETHTX_ld_b              = 1,
+       ETHTX_ld_m              = 0x00000002,
+       ETHTX_oen_b             = 2,
+       ETHTX_oen_m             = 0x00000004,
+       ETHTX_pen_b             = 3,
+       ETHTX_pen_m             = 0x00000008,
+       ETHTX_cen_b             = 4,
+       ETHTX_cen_m             = 0x00000010,
+       ETHTX_hen_b             = 5,
+       ETHTX_hen_m             = 0x00000020,
+       ETHTX_tok_b             = 6,
+       ETHTX_tok_m             = 0x00000040,
+       ETHTX_mp_b              = 7,
+       ETHTX_mp_m              = 0x00000080,
+       ETHTX_bp_b              = 8,
+       ETHTX_bp_m              = 0x00000100,
+       ETHTX_und_b             = 9,
+       ETHTX_und_m             = 0x00000200,
+       ETHTX_of_b              = 10,
+       ETHTX_of_m              = 0x00000400,
+       ETHTX_ed_b              = 11,
+       ETHTX_ed_m              = 0x00000800,
+       ETHTX_ec_b              = 12,
+       ETHTX_ec_m              = 0x00001000,
+       ETHTX_lc_b              = 13,
+       ETHTX_lc_m              = 0x00002000,
+       ETHTX_td_b              = 14,
+       ETHTX_td_m              = 0x00004000,
+       ETHTX_crc_b             = 15,
+       ETHTX_crc_m             = 0x00008000,
+       ETHTX_le_b              = 16,
+       ETHTX_le_m              = 0x00010000,
+       ETHTX_cc_b              = 17,
+       ETHTX_cc_m              = 0x001E0000,
+} ;
+
+#endif // __IDT_ETH_H__
+
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth_v.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/eth_v.h
new file mode 100644 (file)
index 0000000..3ea03c6
--- /dev/null
@@ -0,0 +1,63 @@
+#ifndef        __IDT_ETH_V_H__
+#define        __IDT_ETH_V_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *             All rights reserved.
+ *
+ * Ethernet register definition.
+ *
+ * File   : $Id: eth.h,v 1.3 2002/06/06 18:34:04 astichte Exp $
+ *
+ * Author : Allen.Stichter@idt.com
+ * Date   : 20020605
+ * Update :
+ *         $Log: eth.h,v $
+ *         Revision 1.3  2002/06/06 18:34:04  astichte
+ *         Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *     
+ *         Revision 1.2  2002/06/05 18:19:46  astichte
+ *         Added
+ *     
+ *         Revision 1.1  2002/05/29 17:33:22  sysarch
+ *         jba File moved from vcode/include/idt/acacia
+ *
+ ******************************************************************************/
+
+#include  <asm/rc32434/eth.h> 
+
+#define IS_TX_TOK(X)         (((X) & (1<<ETHTX_tok_b)) >> ETHTX_tok_b )   /* Transmit Okay    */
+#define IS_TX_MP(X)          (((X) & (1<<ETHTX_mp_b))  >> ETHTX_mp_b )    /* Multicast        */
+#define IS_TX_BP(X)          (((X) & (1<<ETHTX_bp_b))  >> ETHTX_bp_b )    /* Broadcast        */
+#define IS_TX_UND_ERR(X)     (((X) & (1<<ETHTX_und_b)) >> ETHTX_und_b )   /* Transmit FIFO Underflow */
+#define IS_TX_OF_ERR(X)      (((X) & (1<<ETHTX_of_b))  >> ETHTX_of_b )    /* Oversized frame  */
+#define IS_TX_ED_ERR(X)      (((X) & (1<<ETHTX_ed_b))  >> ETHTX_ed_b )    /* Excessive deferral  */
+#define IS_TX_EC_ERR(X)      (((X) & (1<<ETHTX_ec_b))  >> ETHTX_ec_b)     /* Excessive collisions  */
+#define IS_TX_LC_ERR(X)      (((X) & (1<<ETHTX_lc_b))  >> ETHTX_lc_b )    /* Late Collision   */
+#define IS_TX_TD_ERR(X)      (((X) & (1<<ETHTX_td_b))  >> ETHTX_td_b )    /* Transmit deferred*/
+#define IS_TX_CRC_ERR(X)     (((X) & (1<<ETHTX_crc_b)) >> ETHTX_crc_b )   /* CRC Error        */
+#define IS_TX_LE_ERR(X)      (((X) & (1<<ETHTX_le_b))  >>  ETHTX_le_b )    /* Length Error     */
+
+#define TX_COLLISION_COUNT(X) (((X) & ETHTX_cc_m)>>ETHTX_cc_b)  /* Collision Count  */
+
+#define IS_RCV_ROK(X)        (((X) & (1<<ETHRX_rok_b)) >> ETHRX_rok_b)    /* Receive Okay     */
+#define IS_RCV_FM(X)         (((X) & (1<<ETHRX_fm_b))  >> ETHRX_fm_b)     /* Is Filter Match  */
+#define IS_RCV_MP(X)         (((X) & (1<<ETHRX_mp_b))  >> ETHRX_mp_b)     /* Is it MP         */
+#define IS_RCV_BP(X)         (((X) & (1<<ETHRX_bp_b))  >> ETHRX_bp_b)     /* Is it BP         */
+#define IS_RCV_VLT(X)        (((X) & (1<<ETHRX_vlt_b)) >> ETHRX_vlt_b)    /* VLAN Tag Detect  */
+#define IS_RCV_CF(X)         (((X) & (1<<ETHRX_cf_b))  >> ETHRX_cf_b)     /* Control Frame    */
+#define IS_RCV_OVR_ERR(X)    (((X) & (1<<ETHRX_ovr_b)) >> ETHRX_ovr_b)    /* Receive Overflow */
+#define IS_RCV_CRC_ERR(X)    (((X) & (1<<ETHRX_crc_b)) >> ETHRX_crc_b)    /* CRC Error        */
+#define IS_RCV_CV_ERR(X)     (((X) & (1<<ETHRX_cv_b))  >> ETHRX_cv_b)     /* Code Violation   */
+#define IS_RCV_DB_ERR(X)     (((X) & (1<<ETHRX_db_b))  >> ETHRX_db_b)     /* Dribble Bits     */
+#define IS_RCV_LE_ERR(X)     (((X) & (1<<ETHRX_le_b))  >> ETHRX_le_b)     /* Length error     */
+#define IS_RCV_LOR_ERR(X)    (((X) & (1<<ETHRX_lor_b)) >> ETHRX_lor_b)    /* Length Out of Range */
+#define IS_RCV_CES_ERR(X)    (((X) & (1<<ETHRX_ces_b)) >> ETHRX_ces_b)  /* Preamble error   */
+#define RCVPKT_LENGTH(X)     (((X) & ETHRX_length_m) >> ETHRX_length_b)   /* Length of the received packet */
+#endif // __IDT_ETH_V_H__
+
+
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/gpio.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/gpio.h
new file mode 100644 (file)
index 0000000..859b9c9
--- /dev/null
@@ -0,0 +1,122 @@
+/*
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *     All rights reserved.
+ *
+ * GPIO register definition.
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Copyright (C) 2001, 2002 Ryan Holm <ryan.holmQVist@idt.com>
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#ifndef _RC32434_GPIO_H_
+#define _RC32434_GPIO_H_
+
+#include <linux/types.h>
+
+struct rb500_gpio_reg {
+       u32   gpiofunc;   /* GPIO Function Register
+                          * gpiofunc[x]==0 bit = gpio
+                          * func[x]==1  bit = altfunc
+                          */
+       u32   gpiocfg;    /* GPIO Configuration Register
+                          * gpiocfg[x]==0 bit = input
+                          * gpiocfg[x]==1 bit = output
+                          */
+       u32   gpiod;      /* GPIO Data Register
+                          * gpiod[x] read/write gpio pinX status
+                          */
+       u32   gpioilevel; /* GPIO Interrupt Status Register
+                          * interrupt level (see gpioistat)
+                          */
+       u32   gpioistat;  /* Gpio Interrupt Status Register
+                          * istat[x] = (gpiod[x] == level[x])
+                          * cleared in ISR (STICKY bits)
+                          */
+       u32   gpionmien;  /* GPIO Non-maskable Interrupt Enable Register */
+};
+
+/* UART GPIO signals */
+#define RC32434_UART0_SOUT     (1 << 0)
+#define RC32434_UART0_SIN      (1 << 1)
+#define RC32434_UART0_RTS      (1 << 2)
+#define RC32434_UART0_CTS      (1 << 3)
+
+/* M & P bus GPIO signals */
+#define RC32434_MP_BIT_22      (1 << 4)
+#define RC32434_MP_BIT_23      (1 << 5)
+#define RC32434_MP_BIT_24      (1 << 6)
+#define RC32434_MP_BIT_25      (1 << 7)
+
+/* CPU GPIO signals */
+#define RC32434_CPU_GPIO       (1 << 8)
+
+/* Reserved GPIO signals */
+#define RC32434_AF_SPARE_6     (1 << 9)
+#define RC32434_AF_SPARE_4     (1 << 10)
+#define RC32434_AF_SPARE_3     (1 << 11)
+#define RC32434_AF_SPARE_2     (1 << 12)
+
+/* PCI messaging unit */
+#define RC32434_PCI_MSU_GPIO   (1 << 13)
+
+extern int rb500_gpio_get_value(unsigned gpio);
+extern void rb500_gpio_set_value(unsigned gpio, int value);
+extern int rb500_gpio_direction_input(unsigned gpio);
+extern int rb500_gpio_direction_output(unsigned gpio, int value);
+extern void rb500_gpio_set_int_level(unsigned gpio, int value);
+extern int rb500_gpio_get_int_level(unsigned gpio);
+extern void rb500_gpio_set_int_status(unsigned gpio, int value);
+extern int rb500_gpio_get_int_status(unsigned gpio);
+extern void rb500_gpio_set_func(unsigned gpio, int value);
+extern int rb500_gpio_get_func(unsigned gpio);
+
+
+/* Wrappers for the arch-neutral GPIO API */
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+       /* Not yet implemented */
+       return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+       /* Not yet implemented */
+}
+
+static inline int gpio_direction_input(unsigned gpio)
+{
+       return rb500_gpio_direction_input(gpio);
+}
+
+static inline int gpio_direction_output(unsigned gpio, int value)
+{
+       return rb500_gpio_direction_output(gpio, value);
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+       return rb500_gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+       rb500_gpio_set_value(gpio, value);
+}
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+       return gpio;
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+       return irq;
+}
+
+/* For cansleep */
+#include <asm-generic/gpio.h>
+
+#endif /* _RC32434_GPIO_H_ */
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/integ.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/integ.h
new file mode 100644 (file)
index 0000000..a9e99e4
--- /dev/null
@@ -0,0 +1,76 @@
+#ifndef __IDT_INTEG_H__
+#define __IDT_INTEG_H__
+
+/*******************************************************************************
+ *
+ * Copyright 2002 Integrated Device Technology, Inc.
+ *             All rights reserved.
+ *
+ * System Integrity register definition.
+ *
+ * File   : $Id: integ.h,v 1.3 2002/06/06 18:34:04 astichte Exp $
+ *
+ * Author : ryan.holmQVist@idt.com
+ * Date   : 20011005
+ * Update :
+ *         $Log: integ.h,v $
+ *         Revision 1.3  2002/06/06 18:34:04  astichte
+ *         Added XXX_PhysicalAddress and XXX_VirtualAddress
+ *     
+ *         Revision 1.2  2002/06/05 18:32:33  astichte
+ *         Removed IDTField
+ *     
+ *         Revision 1.1  2002/05/29 17:33:22  sysarch
+ *         jba File moved from vcode/include/idt/acacia
+ *
+ ******************************************************************************/
+
+enum
+{
+       INTEG0_PhysicalAddress  = 0x18030000,
+       INTEG_PhysicalAddress   = INTEG0_PhysicalAddress,       // Default
+
+       INTEG0_VirtualAddress   = 0xb8030000,
+       INTEG_VirtualAddress    = INTEG0_VirtualAddress,        // Default
+} ;
+
+// if you are looing for CEA, try rst.h
+typedef struct
+{
+       u32 filler [0xc] ;              // 0x30 bytes unused.
+       u32 errcs ;                     // sticky use ERRCS_
+       u32 wtcount ;                   // Watchdog timer count reg.
+       u32 wtcompare ;                 // Watchdog timer timeout value.
+       u32 wtc ;                       // Watchdog timer control. use WTC_
+} volatile *INTEG_t ;
+
+enum
+{
+       ERRCS_wto_b             = 0,            // In INTEG_t -> errcs
+       ERRCS_wto_m             = 0x00000001,
+       ERRCS_wne_b             = 1,            // In INTEG_t -> errcs
+       ERRCS_wne_m             = 0x00000002,
+       ERRCS_ucw_b             = 2,            // In INTEG_t -> errcs
+       ERRCS_ucw_m             = 0x00000004,
+       ERRCS_ucr_b             = 3,            // In INTEG_t -> errcs
+       ERRCS_ucr_m             = 0x00000008,
+       ERRCS_upw_b             = 4,            // In INTEG_t -> errcs
+       ERRCS_upw_m             = 0x00000010,
+       ERRCS_upr_b             = 5,            // In INTEG_t -> errcs
+       ERRCS_upr_m             = 0x00000020,
+       ERRCS_udw_b             = 6,            // In INTEG_t -> errcs
+       ERRCS_udw_m             = 0x00000040,
+       ERRCS_udr_b             = 7,            // In INTEG_t -> errcs
+       ERRCS_udr_m             = 0x00000080,
+       ERRCS_sae_b             = 8,            // In INTEG_t -> errcs
+       ERRCS_sae_m             = 0x00000100,
+       ERRCS_wre_b             = 9,            // In INTEG_t -> errcs
+       ERRCS_wre_m             = 0x00000200,
+
+       WTC_en_b                = 0,            // In INTEG_t -> wtc
+       WTC_en_m                = 0x00000001,
+       WTC_to_b                = 1,            // In INTEG_t -> wtc
+       WTC_to_m                = 0x00000002,
+} ;
+
+#endif // __IDT_INTEG_H__
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/irq.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/irq.h
new file mode 100644 (file)
index 0000000..65cc13c
--- /dev/null
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_MIPS_IRQ_H
+#define __ASM_MACH_MIPS_IRQ_H
+
+#define NR_IRQS        256
+#include_next <irq.h>
+
+#endif /* __ASM_MACH_MIPS_IRQ_H */
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/pci.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/pci.h
new file mode 100644 (file)
index 0000000..585a0ae
--- /dev/null
@@ -0,0 +1,692 @@
+/**************************************************************************
+ *
+ *  BRIEF MODULE DESCRIPTION
+ *   PCI register definitio
+ *
+ *  Copyright 2004 IDT Inc. (rischelp@idt.com)
+ *         
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  You should have received a copy of the  GNU General Public License along
+ *  with this program; if not, write  to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ **************************************************************************
+ * May 2004 rkt, neb.
+ *
+ * Initial Release
+ *
+ * 
+ *
+ **************************************************************************
+ */
+
+#ifndef __IDT_PCI_H__
+#define __IDT_PCI_H__
+
+enum
+{
+       PCI0_PhysicalAddress    = 0x18080000,
+       PCI_PhysicalAddress     = PCI0_PhysicalAddress,
+
+       PCI0_VirtualAddress     = 0xB8080000,
+       PCI_VirtualAddress      = PCI0_VirtualAddress,
+} ;
+
+enum
+{
+       PCI_LbaCount    = 4,            // Local base addresses.
+} ;
+
+typedef struct
+{
+       u32     a ;             // Address.
+       u32     c ;             // Control.
+       u32     m ;             // mapping.
+} PCI_Map_s ;
+
+typedef struct
+{
+       u32             pcic ;
+       u32             pcis ;
+       u32             pcism ;
+       u32             pcicfga ;
+       u32             pcicfgd ;
+       PCI_Map_s       pcilba [PCI_LbaCount] ;
+       u32             pcidac ;
+       u32             pcidas ;
+       u32             pcidasm ;
+       u32             pcidad ;
+       u32             pcidma8c ;
+       u32             pcidma9c ;
+       u32             pcitc ;
+} volatile *PCI_t ;
+
+// PCI messaging unit.
+enum
+{
+       PCIM_Count      = 2,
+} ;
+typedef struct
+{
+       u32             pciim [PCIM_Count] ;
+       u32             pciom [PCIM_Count] ;
+       u32             pciid ;
+       u32             pciiic ;
+       u32             pciiim ;
+       u32             pciiod ;
+       u32             pciioic ;
+       u32             pciioim ;
+} volatile *PCIM_t ;
+
+/*******************************************************************************
+ *
+ * PCI Control Register
+ *
+ ******************************************************************************/
+enum
+{
+       PCIC_en_b       = 0,
+       PCIC_en_m       = 0x00000001,
+       PCIC_tnr_b      = 1,
+       PCIC_tnr_m      = 0x00000002,
+       PCIC_sce_b      = 2,
+       PCIC_sce_m      = 0x00000004,
+       PCIC_ien_b      = 3,
+       PCIC_ien_m      = 0x00000008,
+       PCIC_aaa_b      = 4,
+       PCIC_aaa_m      = 0x00000010,
+       PCIC_eap_b      = 5,
+       PCIC_eap_m      = 0x00000020,
+       PCIC_pcim_b     = 6,
+       PCIC_pcim_m     = 0x000001c0,
+               PCIC_pcim_disabled_v    = 0,
+               PCIC_pcim_tnr_v         = 1,    // Satellite - target not ready
+               PCIC_pcim_suspend_v     = 2,    // Satellite - suspended CPU.
+               PCIC_pcim_extern_v      = 3,    // Host - external arbiter.
+               PCIC_pcim_fixed_v       = 4,    // Host - fixed priority arb.
+               PCIC_pcim_roundrobin_v  = 5,    // Host - round robin priority.
+               PCIC_pcim_reserved6_v   = 6,
+               PCIC_pcim_reserved7_v   = 7,
+       PCIC_igm_b      = 9,
+       PCIC_igm_m      = 0x00000200,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Status Register
+ *
+ ******************************************************************************/
+enum {
+       PCIS_eed_b      = 0,
+       PCIS_eed_m      = 0x00000001,
+       PCIS_wr_b       = 1,
+       PCIS_wr_m       = 0x00000002,
+       PCIS_nmi_b      = 2,
+       PCIS_nmi_m      = 0x00000004,
+       PCIS_ii_b       = 3,
+       PCIS_ii_m       = 0x00000008,
+       PCIS_cwe_b      = 4,
+       PCIS_cwe_m      = 0x00000010,
+       PCIS_cre_b      = 5,
+       PCIS_cre_m      = 0x00000020,
+       PCIS_mdpe_b     = 6,
+       PCIS_mdpe_m     = 0x00000040,
+       PCIS_sta_b      = 7,
+       PCIS_sta_m      = 0x00000080,
+       PCIS_rta_b      = 8,
+       PCIS_rta_m      = 0x00000100,
+       PCIS_rma_b      = 9,
+       PCIS_rma_m      = 0x00000200,
+       PCIS_sse_b      = 10,
+       PCIS_sse_m      = 0x00000400,
+       PCIS_ose_b      = 11,
+       PCIS_ose_m      = 0x00000800,
+       PCIS_pe_b       = 12,
+       PCIS_pe_m       = 0x00001000,
+       PCIS_tae_b      = 13,
+       PCIS_tae_m      = 0x00002000,
+       PCIS_rle_b      = 14,
+       PCIS_rle_m      = 0x00004000,
+       PCIS_bme_b      = 15,
+       PCIS_bme_m      = 0x00008000,
+       PCIS_prd_b      = 16,
+       PCIS_prd_m      = 0x00010000,
+       PCIS_rip_b      = 17,
+       PCIS_rip_m      = 0x00020000,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Status Mask Register
+ *
+ ******************************************************************************/
+enum {
+       PCISM_eed_b             = 0,
+       PCISM_eed_m             = 0x00000001,
+       PCISM_wr_b              = 1,
+       PCISM_wr_m              = 0x00000002,
+       PCISM_nmi_b             = 2,
+       PCISM_nmi_m             = 0x00000004,
+       PCISM_ii_b              = 3,
+       PCISM_ii_m              = 0x00000008,
+       PCISM_cwe_b             = 4,
+       PCISM_cwe_m             = 0x00000010,
+       PCISM_cre_b             = 5,
+       PCISM_cre_m             = 0x00000020,
+       PCISM_mdpe_b            = 6,
+       PCISM_mdpe_m            = 0x00000040,
+       PCISM_sta_b             = 7,
+       PCISM_sta_m             = 0x00000080,
+       PCISM_rta_b             = 8,
+       PCISM_rta_m             = 0x00000100,
+       PCISM_rma_b             = 9,
+       PCISM_rma_m             = 0x00000200,
+       PCISM_sse_b             = 10,
+       PCISM_sse_m             = 0x00000400,
+       PCISM_ose_b             = 11,
+       PCISM_ose_m             = 0x00000800,
+       PCISM_pe_b              = 12,
+       PCISM_pe_m              = 0x00001000,
+       PCISM_tae_b             = 13,
+       PCISM_tae_m             = 0x00002000,
+       PCISM_rle_b             = 14,
+       PCISM_rle_m             = 0x00004000,
+       PCISM_bme_b             = 15,
+       PCISM_bme_m             = 0x00008000,
+       PCISM_prd_b             = 16,
+       PCISM_prd_m             = 0x00010000,
+       PCISM_rip_b             = 17,
+       PCISM_rip_m             = 0x00020000,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Configuration Address Register
+ *
+ ******************************************************************************/
+enum {
+       PCICFGA_reg_b           = 2,
+       PCICFGA_reg_m           = 0x000000fc,
+               PCICFGA_reg_id_v        = 0x00>>2, //use PCFGID_
+               PCICFGA_reg_04_v        = 0x04>>2, //use PCFG04_
+               PCICFGA_reg_08_v        = 0x08>>2, //use PCFG08_
+               PCICFGA_reg_0C_v        = 0x0C>>2, //use PCFG0C_
+               PCICFGA_reg_pba0_v      = 0x10>>2, //use PCIPBA_
+               PCICFGA_reg_pba1_v      = 0x14>>2, //use PCIPBA_
+               PCICFGA_reg_pba2_v      = 0x18>>2, //use PCIPBA_
+               PCICFGA_reg_pba3_v      = 0x1c>>2, //use PCIPBA_
+               PCICFGA_reg_subsystem_v = 0x2c>>2, //use PCFGSS_
+               PCICFGA_reg_3C_v        = 0x3C>>2, //use PCFG3C_
+               PCICFGA_reg_pba0c_v     = 0x44>>2, //use PCIPBAC_
+               PCICFGA_reg_pba0m_v     = 0x48>>2,
+               PCICFGA_reg_pba1c_v     = 0x4c>>2, //use PCIPBAC_
+               PCICFGA_reg_pba1m_v     = 0x50>>2,
+               PCICFGA_reg_pba2c_v     = 0x54>>2, //use PCIPBAC_
+               PCICFGA_reg_pba2m_v     = 0x58>>2,
+               PCICFGA_reg_pba3c_v     = 0x5c>>2, //use PCIPBAC_
+               PCICFGA_reg_pba3m_v     = 0x60>>2,
+               PCICFGA_reg_pmgt_v      = 0x64>>2,
+       PCICFGA_func_b          = 8,
+       PCICFGA_func_m          = 0x00000700,
+       PCICFGA_dev_b           = 11,
+       PCICFGA_dev_m           = 0x0000f800,
+               PCICFGA_dev_internal_v  = 0,
+       PCICFGA_bus_b           = 16,
+       PCICFGA_bus_m           = 0x00ff0000,
+               PCICFGA_bus_type0_v     = 0,    //local bus
+       PCICFGA_en_b            = 31,           // read only
+       PCICFGA_en_m            = 0x80000000,
+} ;
+
+enum {
+       PCFGID_vendor_b         = 0,
+       PCFGID_vendor_m         = 0x0000ffff,
+               PCFGID_vendor_IDT_v             = 0x111d,
+       PCFGID_device_b         = 16,
+       PCFGID_device_m         = 0xffff0000,
+               PCFGID_device_Korinade_v        = 0x0214,
+
+       PCFG04_command_ioena_b          = 1,
+       PCFG04_command_ioena_m          = 0x00000001,
+       PCFG04_command_memena_b         = 2,
+       PCFG04_command_memena_m         = 0x00000002,
+       PCFG04_command_bmena_b          = 3,
+       PCFG04_command_bmena_m          = 0x00000004,
+       PCFG04_command_mwinv_b          = 5,
+       PCFG04_command_mwinv_m          = 0x00000010,
+       PCFG04_command_parena_b         = 7,
+       PCFG04_command_parena_m         = 0x00000040,
+       PCFG04_command_serrena_b        = 9,
+       PCFG04_command_serrena_m        = 0x00000100,
+       PCFG04_command_fastbbena_b      = 10,
+       PCFG04_command_fastbbena_m      = 0x00000200,
+       PCFG04_status_b                 = 16,
+       PCFG04_status_m                 = 0xffff0000,
+       PCFG04_status_66MHz_b           = 21,   // 66 MHz enable
+       PCFG04_status_66MHz_m           = 0x00200000,
+       PCFG04_status_fbb_b             = 23,
+       PCFG04_status_fbb_m             = 0x00800000,
+       PCFG04_status_mdpe_b            = 24,
+       PCFG04_status_mdpe_m            = 0x01000000,
+       PCFG04_status_dst_b             = 25,
+       PCFG04_status_dst_m             = 0x06000000,
+       PCFG04_status_sta_b             = 27,
+       PCFG04_status_sta_m             = 0x08000000,
+       PCFG04_status_rta_b             = 28,
+       PCFG04_status_rta_m             = 0x10000000,
+       PCFG04_status_rma_b             = 29,
+       PCFG04_status_rma_m             = 0x20000000,
+       PCFG04_status_sse_b             = 30,
+       PCFG04_status_sse_m             = 0x40000000,
+       PCFG04_status_pe_b              = 31,
+       PCFG04_status_pe_m              = 0x40000000,
+
+       PCFG08_revId_b                  = 0,
+       PCFG08_revId_m                  = 0x000000ff,
+       PCFG08_classCode_b              = 0,
+       PCFG08_classCode_m              = 0xffffff00,
+               PCFG08_classCode_bridge_v       = 06,
+               PCFG08_classCode_proc_v         = 0x0b3000, // processor-MIPS
+       PCFG0C_cacheline_b              = 0,
+       PCFG0C_cacheline_m              = 0x000000ff,
+       PCFG0C_masterLatency_b          = 8,
+       PCFG0C_masterLatency_m          = 0x0000ff00,
+       PCFG0C_headerType_b             = 16,
+       PCFG0C_headerType_m             = 0x00ff0000,
+       PCFG0C_bist_b                   = 24,
+       PCFG0C_bist_m                   = 0xff000000,
+
+       PCIPBA_msi_b                    = 0,
+       PCIPBA_msi_m                    = 0x00000001,
+       PCIPBA_p_b                      = 3,
+       PCIPBA_p_m                      = 0x00000004,
+       PCIPBA_baddr_b                  = 8,
+       PCIPBA_baddr_m                  = 0xffffff00,
+
+       PCFGSS_vendorId_b               = 0,
+       PCFGSS_vendorId_m               = 0x0000ffff,
+       PCFGSS_id_b                     = 16,
+       PCFGSS_id_m                     = 0xffff0000,
+
+       PCFG3C_interruptLine_b          = 0,
+       PCFG3C_interruptLine_m          = 0x000000ff,
+       PCFG3C_interruptPin_b           = 8,
+       PCFG3C_interruptPin_m           = 0x0000ff00,
+       PCFG3C_minGrant_b               = 16,
+       PCFG3C_minGrant_m               = 0x00ff0000,
+       PCFG3C_maxLat_b                 = 24,
+       PCFG3C_maxLat_m                 = 0xff000000,
+
+       PCIPBAC_msi_b                   = 0,
+       PCIPBAC_msi_m                   = 0x00000001,
+       PCIPBAC_p_b                     = 1,
+       PCIPBAC_p_m                     = 0x00000002,
+       PCIPBAC_size_b                  = 2,
+       PCIPBAC_size_m                  = 0x0000007c,
+       PCIPBAC_sb_b                    = 7,
+       PCIPBAC_sb_m                    = 0x00000080,
+       PCIPBAC_pp_b                    = 8,
+       PCIPBAC_pp_m                    = 0x00000100,
+       PCIPBAC_mr_b                    = 9,
+       PCIPBAC_mr_m                    = 0x00000600,
+               PCIPBAC_mr_read_v       =0,     //no prefetching
+               PCIPBAC_mr_readLine_v   =1,
+               PCIPBAC_mr_readMult_v   =2,
+       PCIPBAC_mrl_b                   = 11,
+       PCIPBAC_mrl_m                   = 0x00000800,
+       PCIPBAC_mrm_b                   = 12,
+       PCIPBAC_mrm_m                   = 0x00001000,
+       PCIPBAC_trp_b                   = 13,
+       PCIPBAC_trp_m                   = 0x00002000,
+
+       PCFG40_trdyTimeout_b            = 0,
+       PCFG40_trdyTimeout_m            = 0x000000ff,
+       PCFG40_retryLim_b               = 8,
+       PCFG40_retryLim_m               = 0x0000ff00,
+};
+
+/*******************************************************************************
+ *
+ * PCI Local Base Address [0|1|2|3] Register
+ *
+ ******************************************************************************/
+enum {
+       PCILBA_baddr_b          = 0,            // In PCI_t -> pcilba [] .a
+       PCILBA_baddr_m          = 0xffffff00,
+} ;
+/*******************************************************************************
+ *
+ * PCI Local Base Address Control Register
+ *
+ ******************************************************************************/
+enum {
+       PCILBAC_msi_b           = 0,            // In pPci->pcilba[i].c
+       PCILBAC_msi_m           = 0x00000001,
+               PCILBAC_msi_mem_v       = 0,
+               PCILBAC_msi_io_v        = 1,
+       PCILBAC_size_b          = 2,    // In pPci->pcilba[i].c
+       PCILBAC_size_m          = 0x0000007c,
+       PCILBAC_sb_b            = 7,    // In pPci->pcilba[i].c
+       PCILBAC_sb_m            = 0x00000080,
+       PCILBAC_rt_b            = 8,    // In pPci->pcilba[i].c
+       PCILBAC_rt_m            = 0x00000100,
+               PCILBAC_rt_noprefetch_v = 0, // mem read
+               PCILBAC_rt_prefetch_v   = 1, // mem readline
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Local Base Address [0|1|2|3] Mapping Register
+ *
+ ******************************************************************************/
+enum {
+       PCILBAM_maddr_b         = 8,
+       PCILBAM_maddr_m         = 0xffffff00,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Decoupled Access Control Register
+ *
+ ******************************************************************************/
+enum {
+       PCIDAC_den_b            = 0,
+       PCIDAC_den_m            = 0x00000001,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI Decoupled Access Status Register
+ *
+ ******************************************************************************/
+enum {
+       PCIDAS_d_b      = 0,
+       PCIDAS_d_m      = 0x00000001,
+       PCIDAS_b_b      = 1,
+       PCIDAS_b_m      = 0x00000002,
+       PCIDAS_e_b      = 2,
+       PCIDAS_e_m      = 0x00000004,
+       PCIDAS_ofe_b    = 3,
+       PCIDAS_ofe_m    = 0x00000008,
+       PCIDAS_off_b    = 4,
+       PCIDAS_off_m    = 0x00000010,
+       PCIDAS_ife_b    = 5,
+       PCIDAS_ife_m    = 0x00000020,
+       PCIDAS_iff_b    = 6,
+       PCIDAS_iff_m    = 0x00000040,
+} ;
+
+/*******************************************************************************
+ *
+ * PCI DMA Channel 8 Configuration Register
+ *
+ ******************************************************************************/
+enum
+{
+       PCIDMA8C_mbs_b  = 0,            // Maximum Burst Size.
+       PCIDMA8C_mbs_m  = 0x00000fff,   // { pcidma8c }
+       PCIDMA8C_our_b  = 12,           // Optimize Unaligned Burst Reads.
+       PCIDMA8C_our_m  = 0x00001000,   // { pcidma8c }
+} ;
+
+/*******************************************************************************
+ *
+ * PCI DMA Channel 9 Configuration Register
+ *
+ ******************************************************************************/
+enum
+{
+       PCIDMA9C_mbs_b  = 0,            // Maximum Burst Size.
+       PCIDMA9C_mbs_m  = 0x00000fff, // { pcidma9c }
+} ;
+
+/*******************************************************************************
+ *
+ * PCI to Memory(DMA Channel 8) AND Memory to PCI DMA(DMA Channel 9)Descriptors
+ *
+ ******************************************************************************/
+enum {
+       PCIDMAD_pt_b            = 22,           // in DEVCMD field (descriptor)
+       PCIDMAD_pt_m            = 0x00c00000,   // preferred transaction field
+               // These are for reads (DMA channel 8)
+               PCIDMAD_devcmd_mr_v     = 0,    //memory read
+               PCIDMAD_devcmd_mrl_v    = 1,    //memory read line
+               PCIDMAD_devcmd_mrm_v    = 2,    //memory read multiple
+               PCIDMAD_devcmd_ior_v    = 3,    //I/O read
+               // These are for writes (DMA channel 9)
+               PCIDMAD_devcmd_mw_v     = 0,    //memory write
+               PCIDMAD_devcmd_mwi_v    = 1,    //memory write invalidate
+               PCIDMAD_devcmd_iow_v    = 3,    //I/O write
+
+       // Swap byte field applies to both DMA channel 8 and 9
+       PCIDMAD_sb_b            = 24,           // in DEVCMD field (descriptor)
+       PCIDMAD_sb_m            = 0x01000000,   // swap byte field
+} ;
+
+
+/*******************************************************************************
+ *
+ * PCI Target Control Register
+ *
+ ******************************************************************************/
+enum
+{
+       PCITC_rtimer_b          = 0,            // In PCITC_t -> pcitc
+       PCITC_rtimer_m          = 0x000000ff,
+       PCITC_dtimer_b          = 8,            // In PCITC_t -> pcitc
+       PCITC_dtimer_m          = 0x0000ff00,
+       PCITC_rdr_b             = 18,           // In PCITC_t -> pcitc
+       PCITC_rdr_m             = 0x00040000,
+       PCITC_ddt_b             = 19,           // In PCITC_t -> pcitc
+       PCITC_ddt_m             = 0x00080000,
+} ;
+/*******************************************************************************
+ *
+ * PCI messaging unit [applies to both inbound and outbound registers ]
+ *
+ ******************************************************************************/
+enum
+{
+       PCIM_m0_b       = 0,            // In PCIM_t -> {pci{iic,iim,ioic,ioim}}
+       PCIM_m0_m       = 0x00000001,   // inbound or outbound message 0
+       PCIM_m1_b       = 1,            // In PCIM_t -> {pci{iic,iim,ioic,ioim}}
+       PCIM_m1_m       = 0x00000002,   // inbound or outbound message 1
+       PCIM_db_b       = 2,            // In PCIM_t -> {pci{iic,iim,ioic,ioim}}
+       PCIM_db_m       = 0x00000004,   // inbound or outbound doorbell
+};
+
+
+
+
+
+
+#define PCI_MSG_VirtualAddress      0xB8088010
+#define rc32434_pci ((volatile PCI_t) PCI0_VirtualAddress)
+#define rc32434_pci_msg ((volatile PCIM_t) PCI_MSG_VirtualAddress)
+
+#define PCIM_SHFT              0x6
+#define PCIM_BIT_LEN           0x7
+#define PCIM_H_EA              0x3
+#define PCIM_H_IA_FIX          0x4
+#define PCIM_H_IA_RR           0x5
+
+#define PCI_ADDR_START         0x50000000
+
+#define CPUTOPCI_MEM_WIN       0x02000000
+#define CPUTOPCI_IO_WIN                0x00100000
+#define PCILBA_SIZE_SHFT       2
+#define PCILBA_SIZE_MASK       0x1F
+#define SIZE_256MB             0x1C
+#define SIZE_128MB             0x1B
+#define SIZE_64MB               0x1A
+#define SIZE_32MB              0x19
+#define SIZE_16MB               0x18
+#define SIZE_4MB               0x16
+#define SIZE_2MB               0x15
+#define SIZE_1MB               0x14
+#define KORINA_CONFIG0_ADDR    0x80000000
+#define KORINA_CONFIG1_ADDR    0x80000004
+#define KORINA_CONFIG2_ADDR    0x80000008
+#define KORINA_CONFIG3_ADDR    0x8000000C
+#define KORINA_CONFIG4_ADDR    0x80000010
+#define KORINA_CONFIG5_ADDR    0x80000014
+#define KORINA_CONFIG6_ADDR    0x80000018
+#define KORINA_CONFIG7_ADDR    0x8000001C
+#define KORINA_CONFIG8_ADDR    0x80000020
+#define KORINA_CONFIG9_ADDR    0x80000024
+#define KORINA_CONFIG10_ADDR   0x80000028
+#define KORINA_CONFIG11_ADDR   0x8000002C
+#define KORINA_CONFIG12_ADDR   0x80000030
+#define KORINA_CONFIG13_ADDR   0x80000034
+#define KORINA_CONFIG14_ADDR   0x80000038
+#define KORINA_CONFIG15_ADDR   0x8000003C
+#define KORINA_CONFIG16_ADDR   0x80000040
+#define KORINA_CONFIG17_ADDR   0x80000044
+#define KORINA_CONFIG18_ADDR   0x80000048
+#define KORINA_CONFIG19_ADDR   0x8000004C
+#define KORINA_CONFIG20_ADDR   0x80000050
+#define KORINA_CONFIG21_ADDR   0x80000054
+#define KORINA_CONFIG22_ADDR   0x80000058
+#define KORINA_CONFIG23_ADDR   0x8000005C
+#define KORINA_CONFIG24_ADDR   0x80000060
+#define KORINA_CONFIG25_ADDR   0x80000064
+#define KORINA_CMD             (PCFG04_command_ioena_m | \
+                                PCFG04_command_memena_m | \
+                                PCFG04_command_bmena_m | \
+                                PCFG04_command_mwinv_m | \
+                                PCFG04_command_parena_m | \
+                                PCFG04_command_serrena_m )
+
+#define KORINA_STAT            (PCFG04_status_mdpe_m | \
+                                PCFG04_status_sta_m  | \
+                                PCFG04_status_rta_m  | \
+                                PCFG04_status_rma_m  | \
+                                PCFG04_status_sse_m  | \
+                                PCFG04_status_pe_m)
+
+#define KORINA_CNFG1           ((KORINA_STAT<<16)|KORINA_CMD)
+
+#define KORINA_REVID           0
+#define KORINA_CLASS_CODE      0
+#define KORINA_CNFG2           ((KORINA_CLASS_CODE<<8) | \
+                                 KORINA_REVID)
+
+#define KORINA_CACHE_LINE_SIZE 4
+#define KORINA_MASTER_LAT      0x3c
+#define KORINA_HEADER_TYPE     0
+#define KORINA_BIST            0
+
+#define KORINA_CNFG3 ((KORINA_BIST << 24) | \
+                     (KORINA_HEADER_TYPE<<16) | \
+                     (KORINA_MASTER_LAT<<8) | \
+                     KORINA_CACHE_LINE_SIZE )
+
+#define KORINA_BAR0    0x00000008 /* 128 MB Memory */
+#define KORINA_BAR1    0x18800001 /* 1 MB IO */
+#define KORINA_BAR2    0x18000001 /* 2 MB IO window for Korina
+                                       internal Registers */
+#define KORINA_BAR3    0x48000008 /* Spare 128 MB Memory */
+
+#define KORINA_CNFG4   KORINA_BAR0
+#define KORINA_CNFG5    KORINA_BAR1
+#define KORINA_CNFG6   KORINA_BAR2
+#define KORINA_CNFG7   KORINA_BAR3
+
+#define KORINA_SUBSYS_VENDOR_ID 0x011d
+#define KORINA_SUBSYSTEM_ID    0x0214
+#define KORINA_CNFG8           0
+#define KORINA_CNFG9           0
+#define KORINA_CNFG10          0
+#define KORINA_CNFG11  ((KORINA_SUBSYS_VENDOR_ID<<16) | \
+                         KORINA_SUBSYSTEM_ID)
+#define KORINA_INT_LINE                1
+#define KORINA_INT_PIN         1
+#define KORINA_MIN_GNT         8
+#define KORINA_MAX_LAT         0x38
+#define KORINA_CNFG12          0
+#define KORINA_CNFG13          0
+#define KORINA_CNFG14          0
+#define KORINA_CNFG15  ((KORINA_MAX_LAT<<24) | \
+                        (KORINA_MIN_GNT<<16) | \
+                        (KORINA_INT_PIN<<8)  | \
+                         KORINA_INT_LINE)
+#define        KORINA_RETRY_LIMIT      0x80
+#define KORINA_TRDY_LIMIT      0x80
+#define KORINA_CNFG16 ((KORINA_RETRY_LIMIT<<8) | \
+                       KORINA_TRDY_LIMIT)
+#define PCI_PBAxC_R            0x0
+#define PCI_PBAxC_RL           0x1
+#define PCI_PBAxC_RM           0x2
+#define SIZE_SHFT              2
+
+#if defined(__MIPSEB__)
+#define KORINA_PBA0C   ( PCIPBAC_mrl_m | PCIPBAC_sb_m | \
+                         ((PCI_PBAxC_RM &0x3) << PCIPBAC_mr_b) | \
+                         PCIPBAC_pp_m | \
+                         (SIZE_128MB<<SIZE_SHFT) | \
+                          PCIPBAC_p_m)
+#else
+#define KORINA_PBA0C   ( PCIPBAC_mrl_m | \
+                         ((PCI_PBAxC_RM &0x3) << PCIPBAC_mr_b) | \
+                         PCIPBAC_pp_m | \
+                         (SIZE_128MB<<SIZE_SHFT) | \
+                          PCIPBAC_p_m)
+#endif
+#define KORINA_CNFG17  KORINA_PBA0C
+#define KORINA_PBA0M   0x0
+#define KORINA_CNFG18  KORINA_PBA0M
+
+#if defined(__MIPSEB__)
+#define KORINA_PBA1C   ((SIZE_1MB<<SIZE_SHFT) | PCIPBAC_sb_m | \
+                         PCIPBAC_msi_m)
+#else
+#define KORINA_PBA1C   ((SIZE_1MB<<SIZE_SHFT) | \
+                         PCIPBAC_msi_m)
+#endif
+#define KORINA_CNFG19  KORINA_PBA1C
+#define KORINA_PBA1M   0x0
+#define KORINA_CNFG20  KORINA_PBA1M
+
+#if defined(__MIPSEB__)
+#define KORINA_PBA2C   ((SIZE_2MB<<SIZE_SHFT) | PCIPBAC_sb_m | \
+                         PCIPBAC_msi_m)
+#else
+#define KORINA_PBA2C   ((SIZE_2MB<<SIZE_SHFT) | \
+                         PCIPBAC_msi_m)
+#endif
+#define KORINA_CNFG21  KORINA_PBA2C
+#define KORINA_PBA2M   0x18000000
+#define KORINA_CNFG22  KORINA_PBA2M
+#define KORINA_PBA3C   0
+#define KORINA_CNFG23  KORINA_PBA3C
+#define KORINA_PBA3M   0
+#define KORINA_CNFG24  KORINA_PBA3M
+
+
+
+#define        PCITC_DTIMER_VAL        8
+#define PCITC_RTIMER_VAL       0x10
+
+
+
+
+#endif // __IDT_PCI_H__
+
+
+
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rb.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rb.h
new file mode 100644 (file)
index 0000000..6800eb0
--- /dev/null
@@ -0,0 +1,84 @@
+/*
+ *  Copyright (C) 2004 IDT Inc.
+ *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ */
+#ifndef __MIPS_RB_H__
+#define __MIPS_RB_H__
+#include <linux/genhd.h>
+
+#define IDT434_REG_BASE ((volatile void *) KSEG1ADDR(0x18000000))
+#define DEV0BASE 0x010000
+#define DEV0MASK 0x010004
+#define DEV0C 0x010008
+#define DEV0TC 0x01000C
+#define DEV1BASE 0x010010
+#define DEV1MASK 0x010014
+#define DEV1C 0x010018
+#define DEV1TC 0x01001C
+#define DEV2BASE 0x010020
+#define DEV2MASK 0x010024
+#define DEV2C 0x010028
+#define DEV2TC 0x01002C
+#define DEV3BASE 0x010030
+#define DEV3MASK 0x010034
+#define DEV3C 0x010038
+#define DEV3TC 0x01003C
+#define BTCS 0x010040
+#define BTCOMPARE 0x010044
+#define GPIOFUNC 0x050000
+#define GPIOCFG 0x050004
+#define GPIOD 0x050008
+#define GPIOILEVEL 0x05000C
+#define GPIOISTAT 0x050010
+#define GPIONMIEN 0x050014
+#define IMASK6 0x038038
+
+#define LO_WPX (1 << 0)
+#define LO_ALE (1 << 1)
+#define LO_CLE (1 << 2)
+#define LO_CEX (1 << 3)
+#define LO_FOFF (1 << 5)
+#define LO_SPICS (1 << 6)
+#define LO_ULED (1 << 7)
+
+typedef enum {
+       FUNC = 0x00,
+       CFG = 0x04,
+       DATA = 0x08,
+       ILEVEL = 0x0c,
+       ISTAT = 0x10,
+       NMIEN = 0x14
+} gpio_func;
+
+extern void changeLatchU5(unsigned char orMask, unsigned char nandMask);
+extern unsigned get434Reg(unsigned regOffs);
+extern void set434Reg(unsigned regOffs, unsigned bit, unsigned len, unsigned val);
+extern void gpio_set(gpio_func func, u32 mask, u32 value);
+extern u32 gpio_get(gpio_func func);
+
+#define get434Reg(x) (*(volatile unsigned *) (IDT434_REG_BASE + (x)))
+
+struct korina_device {
+       char *name;
+       unsigned char mac[6];
+       struct net_device *dev;
+};
+
+struct cf_device {
+       int gpio_pin;
+       void *dev;
+       struct gendisk *gd;
+};
+
+#endif
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rc32434.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/rc32434.h
new file mode 100644 (file)
index 0000000..f3e53e4
--- /dev/null
@@ -0,0 +1,121 @@
+/*
+ ***************************************************************************
+ * Definitions for IDT RC323434 CPU.
+ *
+ ****************************************************************************
+ * Kiran Rao
+ * 
+ * Original form
+ ****************************************************************************
+ * P. Sadik   Oct 08, 2003
+ *
+ * Started revision history
+ * Made IDT_BUS_FREQ a kernel configuration parameter
+ ****************************************************************************
+ * P. Sadik   Oct 10, 2003
+ *
+ * Removed IDT_BUS_FREQ, since this parameter is no longer required. Instead
+ * idt_cpu_freq is used everywhere
+ ****************************************************************************
+ * P. Sadik   Oct 20, 2003
+ *
+ * Removed RC32434_BASE_BAUD
+ ****************************************************************************
+*/
+#ifndef _RC32434_H_
+#define _RC32434_H_
+
+#include <linux/autoconf.h>
+#include <linux/delay.h>
+#include <asm/io.h>
+
+#define RC32434_REG_BASE   0x18000000
+
+#define interrupt ((volatile INT_t ) INT0_VirtualAddress)
+
+
+#define IDT_CLOCK_MULT 2
+#define MIPS_CPU_TIMER_IRQ 7
+/* Interrupt Controller */
+#define IC_GROUP0_PEND     (RC32434_REG_BASE + 0x38000)
+#define IC_GROUP0_MASK     (RC32434_REG_BASE + 0x38008)
+#define IC_GROUP_OFFSET    0x0C
+
+#define NUM_INTR_GROUPS    5
+/* 16550 UARTs */
+
+#define GROUP0_IRQ_BASE 8              /* GRP2 IRQ numbers start here */
+#define GROUP1_IRQ_BASE (GROUP0_IRQ_BASE + 32) /* GRP3 IRQ numbers start here */
+#define GROUP2_IRQ_BASE (GROUP1_IRQ_BASE + 32) /* GRP4 IRQ numbers start here */
+#define GROUP3_IRQ_BASE (GROUP2_IRQ_BASE + 32) /* GRP5 IRQ numbers start here */
+#define GROUP4_IRQ_BASE (GROUP3_IRQ_BASE + 32)
+
+
+#ifdef __MIPSEB__
+#define RC32434_UART0_BASE (RC32434_REG_BASE + 0x58003)
+#else
+#define RC32434_UART0_BASE (RC32434_REG_BASE + 0x58000)
+#endif
+
+#define RC32434_UART0_IRQ  GROUP3_IRQ_BASE + 0
+// #define EB434_UART1_IRQ    GROUP4_IRQ_BASE + 11
+
+#define local_readl(addr) __raw_readl(addr)
+#define local_writel(l,addr) __raw_writel(l,addr)
+
+/* cpu pipeline flush */
+static inline void rc32434_sync(void)
+{
+        __asm__ volatile ("sync");
+}
+
+static inline void rc32434_sync_udelay(int us)
+{
+        __asm__ volatile ("sync");
+        udelay(us);
+}
+
+static inline void rc32434_sync_delay(int ms)
+{
+        __asm__ volatile ("sync");
+        mdelay(ms);
+}
+
+/*
+ * C access to CLZ and CLO instructions
+ * (count leading zeroes/ones).
+ */
+static inline int rc32434_clz(unsigned long val)
+{
+       int ret;
+        __asm__ volatile (
+               ".set\tnoreorder\n\t"
+               ".set\tnoat\n\t"
+               ".set\tmips32\n\t"
+               "clz\t%0,%1\n\t"
+                ".set\tmips0\n\t"
+                ".set\tat\n\t"
+                ".set\treorder"
+                : "=r" (ret)
+               : "r" (val));
+
+       return ret;
+}
+static inline int rc32434_clo(unsigned long val)
+{
+       int ret;
+        __asm__ volatile (
+               ".set\tnoreorder\n\t"
+               ".set\tnoat\n\t"
+               ".set\tmips32\n\t"
+               "clo\t%0,%1\n\t"
+                ".set\tmips0\n\t"
+                ".set\tat\n\t"
+                ".set\treorder"
+                : "=r" (ret)
+               : "r" (val));
+
+       return ret;
+}
+
+#endif /* _RC32434_H_ */
diff --git a/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/war.h b/target/linux/rb532/files-2.6.23/include/asm-mips/rc32434/war.h
new file mode 100644 (file)
index 0000000..3ddf187
--- /dev/null
@@ -0,0 +1,25 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
+ */
+#ifndef __ASM_MIPS_MACH_MIPS_WAR_H
+#define __ASM_MIPS_MACH_MIPS_WAR_H
+
+#define R4600_V1_INDEX_ICACHEOP_WAR    0
+#define R4600_V1_HIT_CACHEOP_WAR       0
+#define R4600_V2_HIT_CACHEOP_WAR       0
+#define R5432_CP0_INTERRUPT_WAR                0
+#define BCM1250_M3_WAR                 0
+#define SIBYTE_1956_WAR                        0
+#define MIPS4K_ICACHE_REFILL_WAR       1
+#define MIPS_CACHE_SYNC_WAR            0
+#define TX49XX_ICACHE_INDEX_INV_WAR    0
+#define RM9000_CDEX_SMP_WAR            0
+#define ICACHE_REFILLS_WORKAROUND_WAR  0
+#define R10000_LLSC_WAR                        0
+#define MIPS34K_MISSED_ITLB_WAR                0
+
+#endif /* __ASM_MIPS_MACH_MIPS_WAR_H */
diff --git a/target/linux/rb532/patches-2.6.23/100-rb5xx_support.patch b/target/linux/rb532/patches-2.6.23/100-rb5xx_support.patch
new file mode 100644 (file)
index 0000000..262ea61
--- /dev/null
@@ -0,0 +1,103 @@
+Index: linux-2.6.23.17/arch/mips/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/Kconfig
++++ linux-2.6.23.17/arch/mips/Kconfig
+@@ -595,6 +595,20 @@ config WR_PPMC
+         This enables support for the Wind River MIPS32 4KC PPMC evaluation
+         board, which is based on GT64120 bridge chip.
++config MIKROTIK_RB500
++      bool "Support for RB5xx boards"
++      select HW_HAS_PCI
++      select IRQ_CPU
++      select SYS_HAS_CPU_MIPS32_R1
++      select SYS_SUPPORTS_LITTLE_ENDIAN
++      select SYS_SUPPORTS_32BIT_KERNEL
++      select SWAP_IO_SPACE
++      select DMA_NONCOHERENT
++      select GENERIC_GPIO
++      help
++       Support the Mikrotik(tm) Routerboard 500 series,
++       such as the RB532.
++
+ endchoice
+ source "arch/mips/au1000/Kconfig"
+@@ -829,6 +843,7 @@ config MIPS_L1_CACHE_SHIFT
+       default "4" if MACH_DECSTATION
+       default "7" if SGI_IP27 || SNI_RM
+       default "4" if PMC_MSP4200_EVAL
++      default "4" if MIKROTIK_RB500
+       default "5"
+ config HAVE_STD_PC_SERIAL_PORT
+Index: linux-2.6.23.17/arch/mips/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/Makefile
++++ linux-2.6.23.17/arch/mips/Makefile
+@@ -300,6 +300,13 @@ load-$(CONFIG_LEMOTE_FULONG) +=0xfffffff
+ cflags-$(CONFIG_LEMOTE_FULONG) += -Iinclude/asm-mips/mach-lemote
+ #
++# Routerboard 532 board
++#
++core-$(CONFIG_MIKROTIK_RB500) += arch/mips/rb500/
++cflags-$(CONFIG_MIKROTIK_RB500)       += -Iinclude/asm-mips/rc32434
++load-$(CONFIG_MIKROTIK_RB500) += 0xffffffff80101000
++
++#
+ # For all MIPS, Inc. eval boards
+ #
+ core-$(CONFIG_MIPS_BOARDS_GEN)        += arch/mips/mips-boards/generic/
+Index: linux-2.6.23.17/arch/mips/pci/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/pci/Makefile
++++ linux-2.6.23.17/arch/mips/pci/Makefile
+@@ -46,3 +46,4 @@ obj-$(CONFIG_TOSHIBA_RBTX4938)       += fixup-
+ obj-$(CONFIG_VICTOR_MPC30X)   += fixup-mpc30x.o
+ obj-$(CONFIG_ZAO_CAPCELLA)    += fixup-capcella.o
+ obj-$(CONFIG_WR_PPMC)         += fixup-wrppmc.o
++obj-$(CONFIG_MIKROTIK_RB500)  += pci-rc32434.o ops-rc32434.o fixup-rb500.o
+Index: linux-2.6.23.17/drivers/pci/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/pci/Makefile
++++ linux-2.6.23.17/drivers/pci/Makefile
+@@ -32,6 +32,7 @@ obj-$(CONFIG_PPC32) += setup-irq.o
+ obj-$(CONFIG_PPC64) += setup-bus.o
+ obj-$(CONFIG_MIPS) += setup-bus.o setup-irq.o
+ obj-$(CONFIG_X86_VISWS) += setup-irq.o
++obj-$(CONFIG_MIKROTIK_RB500) += setup-irq.o
+ #
+ # ACPI Related PCI FW Functions
+Index: linux-2.6.23.17/include/asm-mips/bootinfo.h
+===================================================================
+--- linux-2.6.23.17.orig/include/asm-mips/bootinfo.h
++++ linux-2.6.23.17/include/asm-mips/bootinfo.h
+@@ -208,6 +208,11 @@
+ #define MACH_GROUP_WINDRIVER   28     /* Windriver boards */
+ #define MACH_WRPPMC             1
++
++#define MACH_GROUP_MIKROTIK   29      /* Mikrotik Boards                       */
++#define  MACH_MIKROTIK_RB532  0       /* Mikrotik RouterBoard 532 */
++#define  MACH_MIKROTIK_RB532A 1       /* Mikrotik RouterBoard 532A */
++
+ #define CL_SIZE                       COMMAND_LINE_SIZE
+ const char *get_system_type(void);
+Index: linux-2.6.23.17/include/asm-mips/cpu.h
+===================================================================
+--- linux-2.6.23.17.orig/include/asm-mips/cpu.h
++++ linux-2.6.23.17/include/asm-mips/cpu.h
+@@ -217,8 +217,9 @@
+ #define CPU_R14000            64
+ #define CPU_LOONGSON1           65
+ #define CPU_LOONGSON2           66
++#define CPU_RC32300                   67
+-#define CPU_LAST              66
++#define CPU_LAST              67
+ /*
+  * ISA Level encodings
diff --git a/target/linux/rb532/patches-2.6.23/110-korina_ethernet.patch b/target/linux/rb532/patches-2.6.23/110-korina_ethernet.patch
new file mode 100644 (file)
index 0000000..acfba6c
--- /dev/null
@@ -0,0 +1,31 @@
+Index: linux-2.6.23.17/drivers/net/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/net/Kconfig
++++ linux-2.6.23.17/drivers/net/Kconfig
+@@ -348,6 +348,13 @@ config AX88796
+         AX88796 driver, using platform bus to provide
+         chip detection and resources
++config KORINA
++      tristate "Korina Local Ethernet support"
++      depends on NET_ETHERNET && ( IDT_EB434 || MIKROTIK_RB500)
++      help
++      IDT RC32434 has one local ethernet port. Say Y here to enable it.
++      To compile this driver as a module, choose M here.
++
+ config MACE
+       tristate "MACE (Power Mac ethernet) support"
+       depends on PPC_PMAC && PPC32
+Index: linux-2.6.23.17/drivers/net/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/net/Makefile
++++ linux-2.6.23.17/drivers/net/Makefile
+@@ -25,6 +25,8 @@ ucc_geth_driver-objs := ucc_geth.o ucc_g
+ #
+ obj-$(CONFIG_PLIP) += plip.o
++obj-$(CONFIG_KORINA) += korina.o
++
+ obj-$(CONFIG_ROADRUNNER) += rrunner.o
+ obj-$(CONFIG_HAPPYMEAL) += sunhme.o
diff --git a/target/linux/rb532/patches-2.6.23/120-cf.patch b/target/linux/rb532/patches-2.6.23/120-cf.patch
new file mode 100644 (file)
index 0000000..522195e
--- /dev/null
@@ -0,0 +1,31 @@
+Index: linux-2.6.23.17/drivers/block/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/block/Kconfig
++++ linux-2.6.23.17/drivers/block/Kconfig
+@@ -426,6 +426,14 @@ config SUNVDC
+         Support for virtual disk devices as a client under Sun
+         Logical Domains.
++config BLK_DEV_CF_MIPS
++      bool "CF slot of RB532 board"
++      depends on MIKROTIK_RB500
++      default y
++      help
++       The Routerboard 532 has a CF slot on it. Enable the special block
++       device driver for it.
++
+ source "drivers/s390/block/Kconfig"
+ config XILINX_SYSACE
+Index: linux-2.6.23.17/drivers/block/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/block/Makefile
++++ linux-2.6.23.17/drivers/block/Makefile
+@@ -21,6 +21,7 @@ obj-$(CONFIG_BLK_DEV_DAC960) += DAC960.o
+ obj-$(CONFIG_XILINX_SYSACE)   += xsysace.o
+ obj-$(CONFIG_CDROM_PKTCDVD)   += pktcdvd.o
+ obj-$(CONFIG_SUNVDC)          += sunvdc.o
++obj-$(CONFIG_BLK_DEV_CF_MIPS) += rb500/
+ obj-$(CONFIG_BLK_DEV_UMEM)    += umem.o
+ obj-$(CONFIG_BLK_DEV_NBD)     += nbd.o
diff --git a/target/linux/rb532/patches-2.6.23/140-cmdline_hack.patch b/target/linux/rb532/patches-2.6.23/140-cmdline_hack.patch
new file mode 100644 (file)
index 0000000..1e01e95
--- /dev/null
@@ -0,0 +1,15 @@
+Index: linux-2.6.23.17/arch/mips/kernel/head.S
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/kernel/head.S
++++ linux-2.6.23.17/arch/mips/kernel/head.S
+@@ -132,6 +132,10 @@
+       j kernel_entry
+       nop
++
++EXPORT(_image_cmdline)
++       .ascii "CMDLINE:"
++
+ #ifndef CONFIG_NO_EXCEPT_FILL
+       /*
+        * Reserved space for exception handlers.
diff --git a/target/linux/rb532/patches-2.6.23/200-bridge_resource_hack.patch b/target/linux/rb532/patches-2.6.23/200-bridge_resource_hack.patch
new file mode 100644 (file)
index 0000000..7079355
--- /dev/null
@@ -0,0 +1,15 @@
+Index: linux-2.6.23.17/arch/mips/pci/pci.c
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/pci/pci.c
++++ linux-2.6.23.17/arch/mips/pci/pci.c
+@@ -64,8 +64,10 @@ pcibios_align_resource(void *data, struc
+               /*
+                * Put everything into 0x00-0xff region modulo 0x400
+                */
++#ifndef CONFIG_MIKROTIK_RB500
+               if (start & 0x300)
+                       start = (start + 0x3ff) & ~0x3ff;
++#endif
+       } else if (res->flags & IORESOURCE_MEM) {
+               /* Make sure we start at our min on all hoses */
+               if (start < PCIBIOS_MIN_MEM + hose->mem_resource->start)
diff --git a/target/linux/rb532/patches-2.6.23/220-serial_fix.patch b/target/linux/rb532/patches-2.6.23/220-serial_fix.patch
new file mode 100644 (file)
index 0000000..4af6620
--- /dev/null
@@ -0,0 +1,18 @@
+Index: linux-2.6.23.17/drivers/serial/8250.c
+===================================================================
+--- linux-2.6.23.17.orig/drivers/serial/8250.c
++++ linux-2.6.23.17/drivers/serial/8250.c
+@@ -433,6 +433,13 @@ serial_out(struct uart_8250_port *up, in
+       default:
+               outb(value, up->port.iobase + offset);
+       }
++
++#if defined(CONFIG_IDT_EB434) || defined(CONFIG_MIKROTIK_RB500)
++      __SLOW_DOWN_IO;
++      __SLOW_DOWN_IO;
++      __SLOW_DOWN_IO;
++      __SLOW_DOWN_IO;
++#endif
+ }
+ static void
diff --git a/target/linux/rb532/patches-2.6.23/240-via_rhine_performance.patch b/target/linux/rb532/patches-2.6.23/240-via_rhine_performance.patch
new file mode 100644 (file)
index 0000000..d82b6f7
--- /dev/null
@@ -0,0 +1,100 @@
+Index: linux-2.6.23.17/drivers/net/via-rhine.c
+===================================================================
+--- linux-2.6.23.17.orig/drivers/net/via-rhine.c
++++ linux-2.6.23.17/drivers/net/via-rhine.c
+@@ -33,6 +33,8 @@
+ #define DRV_VERSION   "1.4.3"
+ #define DRV_RELDATE   "2007-03-06"
++#define PKT_ALIGN 1
++
+ /* A few user-configurable values.
+    These may be modified when a driver module is loaded. */
+@@ -40,6 +42,7 @@
+ static int debug = 1; /* 1 normal messages, 0 quiet .. 7 verbose. */
+ static int max_interrupt_work = 20;
++#ifndef PKT_ALIGN
+ /* Set the copy breakpoint for the copy-only-tiny-frames scheme.
+    Setting to > 1518 effectively disables this feature. */
+ #if defined(__alpha__) || defined(__arm__) || defined(__hppa__) \
+@@ -49,6 +52,7 @@ static int rx_copybreak = 1518;
+ #else
+ static int rx_copybreak;
+ #endif
++#endif /* PKT_ALIGN */
+ /* Work-around for broken BIOSes: they are unable to get the chip back out of
+    power state D3 so PXE booting fails. bootparam(7): via-rhine.avoid_D3=1 */
+@@ -111,6 +115,7 @@ static const int multicast_filter_limit 
+ #include <asm/io.h>
+ #include <asm/irq.h>
+ #include <asm/uaccess.h>
++#include <asm/unaligned.h>
+ #include <linux/dmi.h>
+ /* These identify the driver base version and may not be removed. */
+@@ -130,12 +135,14 @@ MODULE_LICENSE("GPL");
+ module_param(max_interrupt_work, int, 0);
+ module_param(debug, int, 0);
+-module_param(rx_copybreak, int, 0);
+ module_param(avoid_D3, bool, 0);
+ MODULE_PARM_DESC(max_interrupt_work, "VIA Rhine maximum events handled per interrupt");
+ MODULE_PARM_DESC(debug, "VIA Rhine debug level (0-7)");
+-MODULE_PARM_DESC(rx_copybreak, "VIA Rhine copy breakpoint for copy-only-tiny-frames");
+ MODULE_PARM_DESC(avoid_D3, "Avoid power state D3 (work-around for broken BIOSes)");
++#ifndef PKT_ALIGN
++module_param(rx_copybreak, int, 0);
++MODULE_PARM_DESC(rx_copybreak, "VIA Rhine copy breakpoint for copy-only-tiny-frames");
++#endif
+ /*
+               Theory of Operation
+@@ -927,7 +934,7 @@ static void alloc_rbufs(struct net_devic
+       /* Fill in the Rx buffers.  Handle allocation failure gracefully. */
+       for (i = 0; i < RX_RING_SIZE; i++) {
+-              struct sk_buff *skb = dev_alloc_skb(rp->rx_buf_sz);
++              struct sk_buff *skb = dev_alloc_skb(rp->rx_buf_sz + 4);
+               rp->rx_skbuff[i] = skb;
+               if (skb == NULL)
+                       break;
+@@ -1484,7 +1491,9 @@ static int rhine_rx(struct net_device *d
+                       struct sk_buff *skb;
+                       /* Length should omit the CRC */
+                       int pkt_len = data_size - 4;
+-
++#ifdef PKT_ALIGN
++                      int i;
++#else
+                       /* Check if the packet is long enough to accept without
+                          copying to a minimally-sized skbuff. */
+                       if (pkt_len < rx_copybreak &&
+@@ -1503,7 +1512,9 @@ static int rhine_rx(struct net_device *d
+                                                              rp->rx_skbuff_dma[entry],
+                                                              rp->rx_buf_sz,
+                                                              PCI_DMA_FROMDEVICE);
+-                      } else {
++                      } else
++#endif
++                      {
+                               skb = rp->rx_skbuff[entry];
+                               if (skb == NULL) {
+                                       printk(KERN_ERR "%s: Inconsistent Rx "
+@@ -1517,6 +1528,14 @@ static int rhine_rx(struct net_device *d
+                                                rp->rx_skbuff_dma[entry],
+                                                rp->rx_buf_sz,
+                                                PCI_DMA_FROMDEVICE);
++#ifdef PKT_ALIGN
++                              /* align the data to the ip header - should be faster than copying the entire packet */
++                              for (i = pkt_len - (pkt_len % 4); i >= 0; i -= 4) {
++                                      put_unaligned(*((u32 *) (skb->data + i)), (u32 *) (skb->data + i + 2));
++                              }
++                              skb->data += 2;
++                              skb->tail += 2;
++#endif
+                       }
+                       skb->protocol = eth_type_trans(skb, dev);
+ #ifdef CONFIG_VIA_RHINE_NAPI
diff --git a/target/linux/rb532/patches-2.6.23/510-rb500_led.patch b/target/linux/rb532/patches-2.6.23/510-rb500_led.patch
new file mode 100644 (file)
index 0000000..714c112
--- /dev/null
@@ -0,0 +1,29 @@
+Index: linux-2.6.23.17/drivers/leds/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/leds/Kconfig
++++ linux-2.6.23.17/drivers/leds/Kconfig
+@@ -107,6 +107,12 @@ config LEDS_GPIO
+         outputs. To be useful the particular board must have LEDs
+         and they must be connected to the GPIO lines.
++config LEDS_RB500
++      tristate "LED Support for RB5xx boards"
++      depends LEDS_CLASS && MIKROTIK_RB500
++      help
++        This option enables support for the yellow user LED on RB5xx boards.
++
+ comment "LED Triggers"
+ config LEDS_TRIGGERS
+Index: linux-2.6.23.17/drivers/leds/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/leds/Makefile
++++ linux-2.6.23.17/drivers/leds/Makefile
+@@ -18,6 +18,7 @@ obj-$(CONFIG_LEDS_ALIX)                      += leds-alix.o
+ obj-$(CONFIG_LEDS_H1940)              += leds-h1940.o
+ obj-$(CONFIG_LEDS_COBALT)             += leds-cobalt.o
+ obj-$(CONFIG_LEDS_GPIO)                       += leds-gpio.o
++obj-$(CONFIG_LEDS_RB500)              += leds-rb500.o
+ # LED Triggers
+ obj-$(CONFIG_LEDS_TRIGGER_TIMER)      += ledtrig-timer.o
diff --git a/target/linux/rb532/patches-2.6.23/520-rc32434_wdt.patch b/target/linux/rb532/patches-2.6.23/520-rc32434_wdt.patch
new file mode 100644 (file)
index 0000000..3ea4314
--- /dev/null
@@ -0,0 +1,46 @@
+Index: linux-2.6.23.17/arch/mips/kernel/time.c
+===================================================================
+--- linux-2.6.23.17.orig/arch/mips/kernel/time.c
++++ linux-2.6.23.17/arch/mips/kernel/time.c
+@@ -479,3 +479,5 @@ EXPORT_SYMBOL(rtc_lock);
+ EXPORT_SYMBOL(to_tm);
+ EXPORT_SYMBOL(rtc_mips_set_time);
+ EXPORT_SYMBOL(rtc_mips_get_time);
++EXPORT_SYMBOL(mips_hpt_frequency);
++
+Index: linux-2.6.23.17/drivers/watchdog/Kconfig
+===================================================================
+--- linux-2.6.23.17.orig/drivers/watchdog/Kconfig
++++ linux-2.6.23.17/drivers/watchdog/Kconfig
+@@ -647,6 +647,19 @@ config WATCHDOG_RTAS
+         To compile this driver as a module, choose M here. The module
+         will be called wdrtas.
++config RC32434_WDT
++      tristate "IDT Interprise 79RC32434 SoC hardware watchdog"
++      depends on WATCHDOG && MIKROTIK_RB500
++      help
++        This is a driver for hardware watchdog integrated in IDT Interprise
++        79RC32434 SoC. This watchdog simply watches your kernel to make sure
++        it doesn't freeze, and if it does, it reboots your computer after a
++        certain amount of time.
++
++        To compile this driver as a module, choose M here: the module will be
++        called rc32434_wdt.
++
++
+ # S390 Architecture
+ config ZVM_WATCHDOG
+Index: linux-2.6.23.17/drivers/watchdog/Makefile
+===================================================================
+--- linux-2.6.23.17.orig/drivers/watchdog/Makefile
++++ linux-2.6.23.17/drivers/watchdog/Makefile
+@@ -90,6 +90,7 @@ obj-$(CONFIG_SBC_EPX_C3_WATCHDOG) += sbc
+ obj-$(CONFIG_INDYDOG) += indydog.o
+ obj-$(CONFIG_WDT_MTX1)        += mtx-1_wdt.o
+ obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o
++obj-$(CONFIG_RC32434_WDT) += rc32434_wdt.o
+ # PARISC Architecture