--- /dev/null
+/*******************************************************************************
+Copyright (C) Marvell International Ltd. and its affiliates
+
+This software file (the "File") is owned and distributed by Marvell
+International Ltd. and/or its affiliates ("Marvell") under the following
+alternative licensing terms. Once you have made an election to distribute the
+File under one of the following license alternatives, please (i) delete this
+introductory statement regarding license alternatives, (ii) delete the two
+license alternatives that you have not elected to use and (iii) preserve the
+Marvell copyright notice above.
+
+********************************************************************************
+Marvell Commercial License Option
+
+If you received this File from Marvell and you have entered into a commercial
+license agreement (a "Commercial License") with Marvell, the File is licensed
+to you under the terms of the applicable Commercial License.
+
+********************************************************************************
+Marvell GPL License Option
+
+If you received this File from Marvell, you may opt to use, redistribute and/or
+modify this File in accordance with the terms and conditions of the General
+Public License Version 2, June 1991 (the "GPL License"), a copy of which is
+available along with the File in the license.txt file or by writing to the Free
+Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
+on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
+
+THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
+WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
+DISCLAIMED. The GPL License provides additional details about this warranty
+disclaimer.
+********************************************************************************
+Marvell BSD License Option
+
+If you received this File from Marvell, you may opt to use, redistribute and/or
+modify this File under the following licensing terms.
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the name of Marvell nor the names of its contributors may be
+ used to endorse or promote products derived from this software without
+ specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.
+
+*******************************************************************************/
+
+/*******************************************************************************
+* mvCtrlEnvAddrDec.h - Marvell controller address decode library
+*
+* DESCRIPTION:
+*
+* DEPENDENCIES:
+* None.
+*
+*******************************************************************************/
+
+/* includes */
+#include "ctrlEnv/mvCtrlEnvAddrDec.h"
+#include "ctrlEnv/sys/mvAhbToMbusRegs.h"
+#include "ddr2/mvDramIfRegs.h"
+#include "pex/mvPexRegs.h"
+
+#define MV_DEBUG
+
+/* defines */
+#ifdef MV_DEBUG
+ #define DB(x) x
+#else
+ #define DB(x)
+#endif
+
+/* Default Attributes array */
+MV_TARGET_ATTRIB mvTargetDefaultsArray[] = TARGETS_DEF_ARRAY;
+extern MV_TARGET *sampleAtResetTargetArray;
+/* Dram\AHBToMbus\PEX share regsiter */
+
+#define CTRL_DEC_BASE_OFFS 16
+#define CTRL_DEC_BASE_MASK (0xffff << CTRL_DEC_BASE_OFFS)
+#define CTRL_DEC_BASE_ALIGNMENT 0x10000
+
+#define CTRL_DEC_SIZE_OFFS 16
+#define CTRL_DEC_SIZE_MASK (0xffff << CTRL_DEC_SIZE_OFFS)
+#define CTRL_DEC_SIZE_ALIGNMENT 0x10000
+
+#define CTRL_DEC_WIN_EN BIT0
+
+
+
+/*******************************************************************************
+* mvCtrlAddrDecToReg - Get address decode register format values
+*
+* DESCRIPTION:
+*
+* INPUT:
+*
+* OUTPUT:
+*
+* RETURN:
+*
+*******************************************************************************/
+MV_STATUS mvCtrlAddrDecToReg(MV_ADDR_WIN *pAddrDecWin, MV_DEC_REGS *pAddrDecRegs)
+{
+
+ MV_U32 baseToReg=0 , sizeToReg=0;
+
+ /* BaseLow[31:16] => base register [31:16] */
+ baseToReg = pAddrDecWin->baseLow & CTRL_DEC_BASE_MASK;
+
+ /* Write to address decode Base Address Register */
+ pAddrDecRegs->baseReg &= ~CTRL_DEC_BASE_MASK;
+ pAddrDecRegs->baseReg |= baseToReg;
+
+ /* Get size register value according to window size */
+ sizeToReg = ctrlSizeToReg(pAddrDecWin->size, CTRL_DEC_SIZE_ALIGNMENT);
+
+ /* Size parameter validity check. */
+ if (-1 == sizeToReg)
+ {
+ return MV_BAD_PARAM;
+ }
+
+ /* set size */
+ pAddrDecRegs->sizeReg &= ~CTRL_DEC_SIZE_MASK;
+ pAddrDecRegs->sizeReg |= (sizeToReg << CTRL_DEC_SIZE_OFFS);
+
+
+ return MV_OK;
+
+}
+
+/*******************************************************************************
+* mvCtrlRegToAddrDec - Extract address decode struct from registers.
+*
+* DESCRIPTION:
+* This function extract address decode struct from address decode
+* registers given as parameters.
+*
+* INPUT:
+* pAddrDecRegs - Address decode register struct.
+*
+* OUTPUT:
+* pAddrDecWin - Target window data structure.
+*
+* RETURN:
+* MV_BAD_PARAM if address decode registers data is invalid.
+*
+*******************************************************************************/
+MV_STATUS mvCtrlRegToAddrDec(MV_DEC_REGS *pAddrDecRegs, MV_ADDR_WIN *pAddrDecWin)
+{
+ MV_U32 sizeRegVal;
+
+ sizeRegVal = (pAddrDecRegs->sizeReg & CTRL_DEC_SIZE_MASK) >>
+ CTRL_DEC_SIZE_OFFS;
+
+ pAddrDecWin->size = ctrlRegToSize(sizeRegVal, CTRL_DEC_SIZE_ALIGNMENT);
+
+
+ /* Extract base address */
+ /* Base register [31:16] ==> baseLow[31:16] */
+ pAddrDecWin->baseLow = pAddrDecRegs->baseReg & CTRL_DEC_BASE_MASK;
+
+ pAddrDecWin->baseHigh = 0;
+
+ return MV_OK;
+
+}
+
+/*******************************************************************************
+* mvCtrlAttribGet -
+*
+* DESCRIPTION:
+*
+* INPUT:
+*
+* OUTPUT:
+*
+* RETURN:
+*
+*******************************************************************************/
+
+MV_STATUS mvCtrlAttribGet(MV_TARGET target,
+ MV_TARGET_ATTRIB *targetAttrib)
+{
+
+ targetAttrib->attrib = mvTargetDefaultsArray[MV_CHANGE_BOOT_CS(target)].attrib;
+ targetAttrib->targetId = mvTargetDefaultsArray[MV_CHANGE_BOOT_CS(target)].targetId;
+
+ return MV_OK;
+
+}
+
+/*******************************************************************************
+* mvCtrlGetAttrib -
+*
+* DESCRIPTION:
+*
+* INPUT:
+*
+* OUTPUT:
+*
+* RETURN:
+*
+*******************************************************************************/
+MV_TARGET mvCtrlTargetGet(MV_TARGET_ATTRIB *targetAttrib)
+{
+ MV_TARGET target;
+ MV_TARGET x;
+ for (target = SDRAM_CS0; target < MAX_TARGETS ; target ++)
+ {
+ x = MV_CHANGE_BOOT_CS(target);
+ if ((mvTargetDefaultsArray[x].attrib == targetAttrib->attrib) &&
+ (mvTargetDefaultsArray[MV_CHANGE_BOOT_CS(target)].targetId == targetAttrib->targetId))
+ {
+ /* found it */
+ break;
+ }
+ }
+
+ return target;
+}
+
+MV_STATUS mvCtrlAddrDecToParams(MV_DEC_WIN *pAddrDecWin,
+ MV_DEC_WIN_PARAMS *pWinParam)
+{
+ MV_U32 baseToReg=0, sizeToReg=0;
+
+ /* BaseLow[31:16] => base register [31:16] */
+ baseToReg = pAddrDecWin->addrWin.baseLow & CTRL_DEC_BASE_MASK;
+
+ /* Write to address decode Base Address Register */
+ pWinParam->baseAddr &= ~CTRL_DEC_BASE_MASK;
+ pWinParam->baseAddr |= baseToReg;
+
+ /* Get size register value according to window size */
+ sizeToReg = ctrlSizeToReg(pAddrDecWin->addrWin.size, CTRL_DEC_SIZE_ALIGNMENT);
+
+ /* Size parameter validity check. */
+ if (-1 == sizeToReg)
+ {
+ mvOsPrintf("mvCtrlAddrDecToParams: ERR. ctrlSizeToReg failed.\n");
+ return MV_BAD_PARAM;
+ }
+ pWinParam->size = sizeToReg;
+
+ pWinParam->attrib = mvTargetDefaultsArray[MV_CHANGE_BOOT_CS(pAddrDecWin->target)].attrib;
+ pWinParam->targetId = mvTargetDefaultsArray[MV_CHANGE_BOOT_CS(pAddrDecWin->target)].targetId;
+
+ return MV_OK;
+}
+
+MV_STATUS mvCtrlParamsToAddrDec(MV_DEC_WIN_PARAMS *pWinParam,
+ MV_DEC_WIN *pAddrDecWin)
+{
+ MV_TARGET_ATTRIB targetAttrib;
+
+ pAddrDecWin->addrWin.baseLow = pWinParam->baseAddr;
+
+ /* Upper 32bit address base is supported under PCI High Address remap */
+ pAddrDecWin->addrWin.baseHigh = 0;
+
+ /* Prepare sizeReg to ctrlRegToSize function */
+ pAddrDecWin->addrWin.size = ctrlRegToSize(pWinParam->size, CTRL_DEC_SIZE_ALIGNMENT);
+
+ if (-1 == pAddrDecWin->addrWin.size)
+ {
+ DB(mvOsPrintf("mvCtrlParamsToAddrDec: ERR. ctrlRegToSize failed.\n"));
+ return MV_BAD_PARAM;
+ }
+ targetAttrib.targetId = pWinParam->targetId;
+ targetAttrib.attrib = pWinParam->attrib;
+
+ pAddrDecWin->target = mvCtrlTargetGet(&targetAttrib);
+
+ return MV_OK;
+}
+
+
+
projects / 15.05 / openwrt.git / blobdiff