76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
/*
|
|
* Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#ifndef PMF_H
|
|
#define PMF_H
|
|
|
|
#include <lib/cassert.h>
|
|
#include <lib/pmf/pmf_helpers.h>
|
|
#include <lib/utils_def.h>
|
|
|
|
/*
|
|
* Constants used for/by PMF services.
|
|
*/
|
|
#define PMF_ARM_TIF_IMPL_ID UL(0x41)
|
|
#define PMF_TID_SHIFT 0
|
|
#define PMF_TID_MASK (UL(0xFF) << PMF_TID_SHIFT)
|
|
#define PMF_SVC_ID_SHIFT 10
|
|
#define PMF_SVC_ID_MASK (UL(0x3F) << PMF_SVC_ID_SHIFT)
|
|
#define PMF_IMPL_ID_SHIFT 24
|
|
#define PMF_IMPL_ID_MASK (UL(0xFF) << PMF_IMPL_ID_SHIFT)
|
|
|
|
/*
|
|
* Flags passed to PMF_REGISTER_SERVICE
|
|
*/
|
|
#define PMF_STORE_ENABLE (1 << 0)
|
|
#define PMF_DUMP_ENABLE (1 << 1)
|
|
|
|
/*
|
|
* Flags passed to PMF_GET_TIMESTAMP_XXX
|
|
* and PMF_CAPTURE_TIMESTAMP
|
|
*/
|
|
#define PMF_CACHE_MAINT (U(1) << 0)
|
|
#define PMF_NO_CACHE_MAINT U(0)
|
|
|
|
/*
|
|
* Defines for PMF SMC function ids.
|
|
*/
|
|
#define PMF_SMC_GET_TIMESTAMP_32 U(0x82000010)
|
|
#define PMF_SMC_GET_TIMESTAMP_64 U(0xC2000010)
|
|
#define PMF_NUM_SMC_CALLS 2
|
|
|
|
/*
|
|
* The macros below are used to identify
|
|
* PMF calls from the SMC function ID.
|
|
*/
|
|
#define PMF_FID_MASK U(0xffe0)
|
|
#define PMF_FID_VALUE U(0)
|
|
#define is_pmf_fid(_fid) (((_fid) & PMF_FID_MASK) == PMF_FID_VALUE)
|
|
|
|
/* Following are the supported PMF service IDs */
|
|
#define PMF_PSCI_STAT_SVC_ID 0
|
|
#define PMF_RT_INSTR_SVC_ID 1
|
|
|
|
/*******************************************************************************
|
|
* Function & variable prototypes
|
|
******************************************************************************/
|
|
/* PMF common functions */
|
|
int pmf_get_timestamp_smc(unsigned int tid,
|
|
u_register_t mpidr,
|
|
unsigned int flags,
|
|
unsigned long long *ts_value);
|
|
int pmf_setup(void);
|
|
uintptr_t pmf_smc_handler(unsigned int smc_fid,
|
|
u_register_t x1,
|
|
u_register_t x2,
|
|
u_register_t x3,
|
|
u_register_t x4,
|
|
void *cookie,
|
|
void *handle,
|
|
u_register_t flags);
|
|
|
|
#endif /* PMF_H */
|