kernel_samsung_a34x-permissive/drivers/misc/tzdev/teec/pmf_defs.h
2024-04-28 15:51:13 +02:00

71 lines
1.6 KiB
C

/**
* Copyright (C) 2012-2019, Samsung Electronics Co., Ltd.
*
* Common definitions for using in Performance Measurement Framework.
*/
#pragma once
#ifndef __USED_BY_TZSL__
#include <linux/types.h>
#else
#include <stdint.h>
#include <sys/types.h>
#endif
/* Attention! This enum pmf_id should be synced with
* enum described in ./core/pmf.h file.
* */
enum pmf_id {
PMF_TEEC_OPEN_SESSION,
PMF_TEEC_REG_SHMEM,
PMF_TEEC_REG_SHMEM_STOP,
PMF_TEEC_OPEN_SESSION_SEND_CMD,
PMF_TEEC_OPEN_SESSION_SEND_CMD_STOP,
PMF_TEEC_OPEN_SESSION_STOP,
PMF_TZDEV_MEM_REGISTER,
PMF_TZDEV_MEM_REGISTER_STOP,
PMF_ROOT_TASK_INIT_CONTEXT,
PMF_ROOT_TASK_INIT_CONTEXT_STOP,
PMF_ROOT_TASK_PREPARE_SESSION,
PMF_ROOT_TASK_PREPARE_SESSION_STOP,
PMF_ROOT_TASK_SOCKET_WORK,
PMF_ROOT_TASK_SOCKET_WORK_STOP,
PMF_ROOT_TASK_READ_TA_STOP,
PMF_ROOT_TASK_VERIFY_TA,
PMF_ROOT_TASK_VERIFY_TA_STOP,
PMF_ROOT_TASK_PKG_VERIFY,
PMF_ROOT_TASK_PKG_VERIFY_STOP,
PMF_ROOT_TASK_SPAWN_TA,
PMF_ROOT_TASK_SPAWN_TA_STOP,
PMF_TA_CRYPTO_INIT,
PMF_TA_CRYPTO_INIT_STOP,
PMF_TA_PROP_INIT,
PMF_TA_PROP_INIT_STOP,
PMF_TA_SEND_REPLY,
PMF_SK_MMAP,
PMF_SK_MMAP_STOP,
PMF_MAX
};
struct pmf_data {
uint64_t samples[PMF_MAX];
};
static inline uint64_t read_ticks(void)
{
uint64_t ticks;
#if defined(__arm__)
uint32_t ticks_low, ticks_high;
__asm__ __volatile__ ("isb;mrrc p15, 0, %0, %1, c14" : "=r"(ticks_low), "=r"(ticks_high) : : );
ticks = ((uint64_t)ticks_high << 32) | ticks_low;
#elif defined(__aarch64__)
__asm__ __volatile__ ("isb;mrs %0, cntpct_el0" : "=r"(ticks) : : );
#else
#error "Unsupported architechture."
#endif
return ticks;
}