X-Git-Url: https://git.archive.openwrt.org/?p=15.05%2Fopenwrt.git;a=blobdiff_plain;f=target%2Flinux%2Fgeneric%2Ffiles%2Fcrypto%2Focf%2Fkirkwood%2FmvHal%2Fmv_hal%2Fcpu%2FmvCpuL2Cntrs.h;fp=target%2Flinux%2Fgeneric%2Ffiles%2Fcrypto%2Focf%2Fkirkwood%2FmvHal%2Fmv_hal%2Fcpu%2FmvCpuL2Cntrs.h;h=570d701958d72e1622233cdb062a86e360e5b986;hp=0000000000000000000000000000000000000000;hb=a082943b09f4f707990ad0ac6326df8480507f02;hpb=67fbcc7bd42cc07b1f3c6b5c9f2db37647178f25

diff --git a/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/cpu/mvCpuL2Cntrs.h b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/cpu/mvCpuL2Cntrs.h
new file mode 100644
index 0000000000..570d701958
--- /dev/null
+++ b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/cpu/mvCpuL2Cntrs.h
@@ -0,0 +1,151 @@
+/*******************************************************************************
+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 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.
+*******************************************************************************/
+#ifndef __mvCpuL2Cntrs_h__
+#define __mvCpuL2Cntrs_h__
+
+#include "mvTypes.h"
+#include "mvOs.h"
+
+
+#define MV_CPU_L2_CNTRS_NUM         2
+
+typedef enum
+{
+    MV_CPU_L2_CNTRS_ENABLE = 0,
+    MV_CPU_L2_CNTRS_DATA_REQ,
+    MV_CPU_L2_CNTRS_DATA_MISS_REQ,
+    MV_CPU_L2_CNTRS_INST_REQ,
+    MV_CPU_L2_CNTRS_INST_MISS_REQ,
+    MV_CPU_L2_CNTRS_DATA_READ_REQ,
+    MV_CPU_L2_CNTRS_DATA_READ_MISS_REQ,
+    MV_CPU_L2_CNTRS_DATA_WRITE_REQ,
+    MV_CPU_L2_CNTRS_DATA_WRITE_MISS_REQ,
+    MV_CPU_L2_CNTRS_RESERVED,
+    MV_CPU_L2_CNTRS_DIRTY_EVICT_REQ,
+    MV_CPU_L2_CNTRS_EVICT_BUFF_STALL,
+    MV_CPU_L2_CNTRS_ACTIVE_CYCLES,
+
+} MV_CPU_L2_CNTRS_OPS;
+
+typedef struct
+{
+    char                name[16];
+    MV_CPU_L2_CNTRS_OPS operation;
+    int                 opIdx;
+    MV_U32              overhead;
+    
+} MV_CPU_L2_CNTRS_ENTRY;
+
+
+typedef struct
+{
+    char   name[16];
+    MV_U32 num_of_measurements;
+    MV_U32 avg_sample_count;
+    MV_U64 counters_before[MV_CPU_L2_CNTRS_NUM];
+    MV_U64 counters_after[MV_CPU_L2_CNTRS_NUM];
+    MV_U64 counters_sum[MV_CPU_L2_CNTRS_NUM];
+
+} MV_CPU_L2_CNTRS_EVENT;
+
+
+MV_STATUS               mvCpuL2CntrsProgram(int counter, MV_CPU_L2_CNTRS_OPS op, 
+                                        char* name, MV_U32 overhead);
+void                    mvCpuL2CntrsInit(void);
+MV_CPU_L2_CNTRS_EVENT*  mvCpuL2CntrsEventCreate(char* name, MV_U32 print_threshold);
+void                    mvCpuL2CntrsEventDelete(MV_CPU_L2_CNTRS_EVENT* event);
+void                    mvCpuL2CntrsReset(void);
+void                    mvCpuL2CntrsShow(MV_CPU_L2_CNTRS_EVENT* pEvent);
+void 			mvCpuL2CntrsEventClear(MV_CPU_L2_CNTRS_EVENT* pEvent);
+
+static INLINE MV_U64 mvCpuL2CntrsRead(const int counter)
+{
+    MV_U32 low = 0, high = 0;
+    
+    switch(counter)
+    {
+        case 0:
+            MV_ASM  ("mrc p15, 6, %0, c15, c13, 0" : "=r" (low));
+            MV_ASM  ("mrc p15, 6, %0, c15, c13, 1" : "=r" (high));
+         break;
+
+        case 1:
+            MV_ASM  ("mrc p15, 6, %0, c15, c13, 2" : "=r" (low));
+            MV_ASM  ("mrc p15, 6, %0, c15, c13, 3" : "=r" (high));
+         break;
+
+        default:
+            mvOsPrintf("mvCpuL2CntrsRead: bad counter number (%d)\n", counter);
+    }
+    return (((MV_U64)high << 32 ) | low);
+
+}
+
+static INLINE void mvCpuL2CntrsReadBefore(MV_CPU_L2_CNTRS_EVENT* pEvent)
+{
+    int i;
+
+    for(i=0; i<MV_CPU_L2_CNTRS_NUM; i++)
+        pEvent->counters_before[i] = mvCpuL2CntrsRead(i);
+}
+
+static INLINE void mvCpuL2CntrsReadAfter(MV_CPU_L2_CNTRS_EVENT* pEvent)
+{
+    int i;
+
+    for(i=0; i<MV_CPU_L2_CNTRS_NUM; i++) 
+    {
+        pEvent->counters_after[i] = mvCpuL2CntrsRead(i);
+        pEvent->counters_sum[i] += (pEvent->counters_after[i] - pEvent->counters_before[i]);	
+    }
+    pEvent->num_of_measurements++;
+}
+
+
+#ifdef CONFIG_MV_CPU_L2_PERF_CNTRS
+
+#define MV_CPU_L2_CNTRS_READ(counter)   mvCpuL2CntrsRead(counter)
+
+#define MV_CPU_L2_CNTRS_START(event)	mvCpuL2CntrsReadBefore(event)
+
+#define MV_CPU_L2_CNTRS_STOP(event)	    mvCpuL2CntrsReadAfter(event)
+			
+#define MV_CPU_L2_CNTRS_SHOW(event)	    mvCpuL2CntrsShow(event)
+
+#else
+
+#define MV_CPU_L2_CNTRS_READ(counter)
+#define MV_CPU_L2_CNTRS_START(event)
+#define MV_CPU_L2_CNTRS_STOP(event)
+#define MV_CPU_L2_CNTRS_SHOW(event)
+
+#endif /* CONFIG_MV_CPU_L2_PERF_CNTRS */
+
+
+#endif /* __mvCpuL2Cntrs_h__ */
+