/*
* pfmlib_arm_armv7_pmuv1.c : support for ARMV7 chips
*
* Copyright (c) 2010 University of Tennessee
* Contributed by Vince Weaver <vweaver1@utk.edu>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <sys/types.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
/* private headers */
#include "pfmlib_priv.h" /* library private */
#include "pfmlib_arm_priv.h"
#include "events/arm_cortex_a7_events.h" /* event tables */
#include "events/arm_cortex_a8_events.h"
#include "events/arm_cortex_a9_events.h"
#include "events/arm_cortex_a15_events.h"
#include "events/arm_qcom_krait_events.h"
static int
pfm_arm_detect_cortex_a7(void *this)
{
int ret;
ret = pfm_arm_detect(this);
if (ret != PFM_SUCCESS)
return PFM_ERR_NOTSUPP;
if ((pfm_arm_cfg.implementer == 0x41) && /* ARM */
(pfm_arm_cfg.part == 0xc07)) { /* Cortex-A7 */
return PFM_SUCCESS;
}
return PFM_ERR_NOTSUPP;
}
static int
pfm_arm_detect_cortex_a8(void *this)
{
int ret;
ret = pfm_arm_detect(this);
if (ret != PFM_SUCCESS)
return PFM_ERR_NOTSUPP;
if ((pfm_arm_cfg.implementer == 0x41) && /* ARM */
(pfm_arm_cfg.part == 0xc08)) { /* Cortex-A8 */
return PFM_SUCCESS;
}
return PFM_ERR_NOTSUPP;
}
static int
pfm_arm_detect_cortex_a9(void *this)
{
int ret;
ret = pfm_arm_detect(this);
if (ret != PFM_SUCCESS)
return PFM_ERR_NOTSUPP;
if ((pfm_arm_cfg.implementer == 0x41) && /* ARM */
(pfm_arm_cfg.part==0xc09)) { /* Cortex-A8 */
return PFM_SUCCESS;
}
return PFM_ERR_NOTSUPP;
}
static int
pfm_arm_detect_cortex_a15(void *this)
{
int ret;
ret = pfm_arm_detect(this);
if (ret != PFM_SUCCESS)
return PFM_ERR_NOTSUPP;
if ((pfm_arm_cfg.implementer == 0x41) && /* ARM */
(pfm_arm_cfg.part==0xc0f)) { /* Cortex-A15 */
return PFM_SUCCESS;
}
return PFM_ERR_NOTSUPP;
}
static int
pfm_arm_detect_krait(void *this)
{
int ret;
ret = pfm_arm_detect(this);
if (ret != PFM_SUCCESS)
return PFM_ERR_NOTSUPP;
/* Check for Qualcomm */
if (pfm_arm_cfg.implementer == 0x51) {
/* Check that [15:10] of midr is 0x01 which */
/* indicates Krait rather than Scorpion CPU */
/* pfm_arm_cfg.part is (midr>>4)&0xfff */
if (pfm_arm_cfg.part >> 6 == 0x1) {
return PFM_SUCCESS;
}
}
return PFM_ERR_NOTSUPP;
}
/* Cortex A7 support */
pfmlib_pmu_t arm_cortex_a7_support={
.desc = "ARM Cortex A7",
.name = "arm_ac7",
.pmu = PFM_PMU_ARM_CORTEX_A7,
.pme_count = LIBPFM_ARRAY_SIZE(arm_cortex_a7_pe),
.type = PFM_PMU_TYPE_CORE,
.pe = arm_cortex_a7_pe,
.pmu_detect = pfm_arm_detect_cortex_a7,
.max_encoding = 1,
.num_cntrs = 4,
.supported_plm = ARMV7_A7_PLM,
.get_event_encoding[PFM_OS_NONE] = pfm_arm_get_encoding,
PFMLIB_ENCODE_PERF(pfm_arm_get_perf_encoding),
.get_event_first = pfm_arm_get_event_first,
.get_event_next = pfm_arm_get_event_next,
.event_is_valid = pfm_arm_event_is_valid,
.validate_table = pfm_arm_validate_table,
.get_event_info = pfm_arm_get_event_info,
.get_event_attr_info = pfm_arm_get_event_attr_info,
PFMLIB_VALID_PERF_PATTRS(pfm_arm_perf_validate_pattrs),
.get_event_nattrs = pfm_arm_get_event_nattrs,
};
/* Cortex A8 support */
pfmlib_pmu_t arm_cortex_a8_support={
.desc = "ARM Cortex A8",
.name = "arm_ac8",
.pmu = PFM_PMU_ARM_CORTEX_A8,
.pme_count = LIBPFM_ARRAY_SIZE(arm_cortex_a8_pe),
.type = PFM_PMU_TYPE_CORE,
.pe = arm_cortex_a8_pe,
.pmu_detect = pfm_arm_detect_cortex_a8,
.max_encoding = 1,
.num_cntrs = 2,
.get_event_encoding[PFM_OS_NONE] = pfm_arm_get_encoding,
PFMLIB_ENCODE_PERF(pfm_arm_get_perf_encoding),
.get_event_first = pfm_arm_get_event_first,
.get_event_next = pfm_arm_get_event_next,
.event_is_valid = pfm_arm_event_is_valid,
.validate_table = pfm_arm_validate_table,
.get_event_info = pfm_arm_get_event_info,
.get_event_attr_info = pfm_arm_get_event_attr_info,
PFMLIB_VALID_PERF_PATTRS(pfm_arm_perf_validate_pattrs),
.get_event_nattrs = pfm_arm_get_event_nattrs,
};
/* Cortex A9 support */
pfmlib_pmu_t arm_cortex_a9_support={
.desc = "ARM Cortex A9",
.name = "arm_ac9",
.pmu = PFM_PMU_ARM_CORTEX_A9,
.pme_count = LIBPFM_ARRAY_SIZE(arm_cortex_a9_pe),
.type = PFM_PMU_TYPE_CORE,
.pe = arm_cortex_a9_pe,
.pmu_detect = pfm_arm_detect_cortex_a9,
.max_encoding = 1,
.num_cntrs = 2,
.get_event_encoding[PFM_OS_NONE] = pfm_arm_get_encoding,
PFMLIB_ENCODE_PERF(pfm_arm_get_perf_encoding),
.get_event_first = pfm_arm_get_event_first,
.get_event_next = pfm_arm_get_event_next,
.event_is_valid = pfm_arm_event_is_valid,
.validate_table = pfm_arm_validate_table,
.get_event_info = pfm_arm_get_event_info,
.get_event_attr_info = pfm_arm_get_event_attr_info,
PFMLIB_VALID_PERF_PATTRS(pfm_arm_perf_validate_pattrs),
.get_event_nattrs = pfm_arm_get_event_nattrs,
};
/* Cortex A15 support */
pfmlib_pmu_t arm_cortex_a15_support={
.desc = "ARM Cortex A15",
.name = "arm_ac15",
.pmu = PFM_PMU_ARM_CORTEX_A15,
.pme_count = LIBPFM_ARRAY_SIZE(arm_cortex_a15_pe),
.type = PFM_PMU_TYPE_CORE,
.pe = arm_cortex_a15_pe,
.pmu_detect = pfm_arm_detect_cortex_a15,
.max_encoding = 1,
.num_cntrs = 6,
.supported_plm = ARMV7_A15_PLM,
.get_event_encoding[PFM_OS_NONE] = pfm_arm_get_encoding,
PFMLIB_ENCODE_PERF(pfm_arm_get_perf_encoding),
.get_event_first = pfm_arm_get_event_first,
.get_event_next = pfm_arm_get_event_next,
.event_is_valid = pfm_arm_event_is_valid,
.validate_table = pfm_arm_validate_table,
.get_event_info = pfm_arm_get_event_info,
.get_event_attr_info = pfm_arm_get_event_attr_info,
PFMLIB_VALID_PERF_PATTRS(pfm_arm_perf_validate_pattrs),
.get_event_nattrs = pfm_arm_get_event_nattrs,
};
/* Qualcomm Krait support */
pfmlib_pmu_t arm_qcom_krait_support={
.desc = "ARM Qualcomm Krait",
.name = "qcom_krait",
.pmu = PFM_PMU_ARM_QCOM_KRAIT,
.pme_count = LIBPFM_ARRAY_SIZE(arm_qcom_krait_pe),
.type = PFM_PMU_TYPE_CORE,
.pe = arm_qcom_krait_pe,
.pmu_detect = pfm_arm_detect_krait,
.max_encoding = 1,
.num_cntrs = 5,
.supported_plm = ARMV7_A15_PLM,
.get_event_encoding[PFM_OS_NONE] = pfm_arm_get_encoding,
PFMLIB_ENCODE_PERF(pfm_arm_get_perf_encoding),
.get_event_first = pfm_arm_get_event_first,
.get_event_next = pfm_arm_get_event_next,
.event_is_valid = pfm_arm_event_is_valid,
.validate_table = pfm_arm_validate_table,
.get_event_info = pfm_arm_get_event_info,
.get_event_attr_info = pfm_arm_get_event_attr_info,
PFMLIB_VALID_PERF_PATTRS(pfm_arm_perf_validate_pattrs),
.get_event_nattrs = pfm_arm_get_event_nattrs,
};