tf-a/tf-a-stm32mp-2.2.r1/plat/marvell/a8k/common/plat_pm_trace.c

93 lines
2.8 KiB
C

/*
* Copyright (C) 2018 Marvell International Ltd.
*
* SPDX-License-Identifier: BSD-3-Clause
* https://spdx.org/licenses
*/
#include <lib/mmio.h>
#include <plat/common/platform.h>
#include <mss_mem.h>
#include <plat_pm_trace.h>
#ifdef PM_TRACE_ENABLE
/* core trace APIs */
core_trace_func funcTbl[PLATFORM_CORE_COUNT] = {
pm_core_0_trace,
pm_core_1_trace,
pm_core_2_trace,
pm_core_3_trace};
/*****************************************************************************
* pm_core0_trace
* pm_core1_trace
* pm_core2_trace
* pm_core_3trace
*
* This functions set trace info into core cyclic trace queue in MSS SRAM
* memory space
*****************************************************************************
*/
void pm_core_0_trace(unsigned int trace)
{
unsigned int current_position_core_0 =
mmio_read_32(AP_MSS_ATF_CORE_0_CTRL_BASE);
mmio_write_32((AP_MSS_ATF_CORE_0_INFO_BASE +
(current_position_core_0 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
mmio_read_32(AP_MSS_TIMER_BASE));
mmio_write_32((AP_MSS_ATF_CORE_0_INFO_TRACE +
(current_position_core_0 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
trace);
mmio_write_32(AP_MSS_ATF_CORE_0_CTRL_BASE,
((current_position_core_0 + 1) &
AP_MSS_ATF_TRACE_SIZE_MASK));
}
void pm_core_1_trace(unsigned int trace)
{
unsigned int current_position_core_1 =
mmio_read_32(AP_MSS_ATF_CORE_1_CTRL_BASE);
mmio_write_32((AP_MSS_ATF_CORE_1_INFO_BASE +
(current_position_core_1 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
mmio_read_32(AP_MSS_TIMER_BASE));
mmio_write_32((AP_MSS_ATF_CORE_1_INFO_TRACE +
(current_position_core_1 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
trace);
mmio_write_32(AP_MSS_ATF_CORE_1_CTRL_BASE,
((current_position_core_1 + 1) &
AP_MSS_ATF_TRACE_SIZE_MASK));
}
void pm_core_2_trace(unsigned int trace)
{
unsigned int current_position_core_2 =
mmio_read_32(AP_MSS_ATF_CORE_2_CTRL_BASE);
mmio_write_32((AP_MSS_ATF_CORE_2_INFO_BASE +
(current_position_core_2 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
mmio_read_32(AP_MSS_TIMER_BASE));
mmio_write_32((AP_MSS_ATF_CORE_2_INFO_TRACE +
(current_position_core_2 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
trace);
mmio_write_32(AP_MSS_ATF_CORE_2_CTRL_BASE,
((current_position_core_2 + 1) &
AP_MSS_ATF_TRACE_SIZE_MASK));
}
void pm_core_3_trace(unsigned int trace)
{
unsigned int current_position_core_3 =
mmio_read_32(AP_MSS_ATF_CORE_3_CTRL_BASE);
mmio_write_32((AP_MSS_ATF_CORE_3_INFO_BASE +
(current_position_core_3 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
mmio_read_32(AP_MSS_TIMER_BASE));
mmio_write_32((AP_MSS_ATF_CORE_3_INFO_TRACE +
(current_position_core_3 * AP_MSS_ATF_CORE_ENTRY_SIZE)),
trace);
mmio_write_32(AP_MSS_ATF_CORE_3_CTRL_BASE,
((current_position_core_3 + 1) &
AP_MSS_ATF_TRACE_SIZE_MASK));
}
#endif /* PM_TRACE_ENABLE */