Files
esp-idf/components/hal/esp32p4/include/hal/cpu_utility_ll.h
2025-05-26 17:11:12 +02:00

96 lines
3.0 KiB
C

/*
* SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "soc/soc.h"
#include "soc/soc_caps.h"
#include "soc/lp_clkrst_struct.h"
#include "soc/pmu_struct.h"
#include "soc/hp_system_reg.h"
#include "soc/hp_sys_clkrst_reg.h"
#include "soc/assist_debug_reg.h"
#include "esp_attr.h"
#include "hal/misc.h"
#ifdef __cplusplus
extern "C" {
#endif
FORCE_INLINE_ATTR void cpu_utility_ll_reset_cpu(uint32_t cpu_no)
{
if (cpu_no == 0) {
LP_AON_CLKRST.hpcpu_reset_ctrl0.hpcore0_sw_reset = 1;
} else {
LP_AON_CLKRST.hpcpu_reset_ctrl0.hpcore1_sw_reset = 1;
}
}
#if SOC_CPU_CORES_NUM > 1 // We only allow stalling/unstalling of other cores
FORCE_INLINE_ATTR void cpu_utility_ll_stall_cpu(uint32_t cpu_no)
{
if (cpu_no == 0) {
HAL_FORCE_MODIFY_U32_REG_FIELD(PMU.cpu_sw_stall, hpcore0_stall_code, 0x86);
while(!REG_GET_BIT(HP_SYSTEM_CPU_CORESTALLED_ST_REG, HP_SYSTEM_REG_CORE0_CORESTALLED_ST));
} else {
HAL_FORCE_MODIFY_U32_REG_FIELD(PMU.cpu_sw_stall, hpcore1_stall_code, 0x86);
while(!REG_GET_BIT(HP_SYSTEM_CPU_CORESTALLED_ST_REG, HP_SYSTEM_REG_CORE1_CORESTALLED_ST));
}
}
FORCE_INLINE_ATTR void cpu_utility_ll_unstall_cpu(uint32_t cpu_no)
{
if (cpu_no == 0) {
HAL_FORCE_MODIFY_U32_REG_FIELD(PMU.cpu_sw_stall, hpcore0_stall_code, 0xFF);
while(REG_GET_BIT(HP_SYSTEM_CPU_CORESTALLED_ST_REG, HP_SYSTEM_REG_CORE0_CORESTALLED_ST));
} else {
HAL_FORCE_MODIFY_U32_REG_FIELD(PMU.cpu_sw_stall, hpcore1_stall_code, 0xFF);
while(REG_GET_BIT(HP_SYSTEM_CPU_CORESTALLED_ST_REG, HP_SYSTEM_REG_CORE1_CORESTALLED_ST));
}
}
FORCE_INLINE_ATTR void cpu_utility_ll_enable_debug(uint32_t cpu_no)
{
if (cpu_no == 0) {
REG_SET_BIT(ASSIST_DEBUG_CORE_0_RCD_EN_REG, ASSIST_DEBUG_CORE_0_RCD_PDEBUGEN);
} else {
REG_SET_BIT(ASSIST_DEBUG_CORE_1_RCD_EN_REG, ASSIST_DEBUG_CORE_1_RCD_PDEBUGEN);
}
}
FORCE_INLINE_ATTR void cpu_utility_ll_enable_record(uint32_t cpu_no)
{
if (cpu_no == 0) {
REG_SET_BIT(ASSIST_DEBUG_CORE_0_RCD_EN_REG, ASSIST_DEBUG_CORE_0_RCD_RECORDEN);
} else {
REG_SET_BIT(ASSIST_DEBUG_CORE_1_RCD_EN_REG, ASSIST_DEBUG_CORE_1_RCD_RECORDEN);
}
}
FORCE_INLINE_ATTR void cpu_utility_ll_enable_clock_and_reset_app_cpu(void)
{
if (!REG_GET_BIT(HP_SYS_CLKRST_SOC_CLK_CTRL0_REG, HP_SYS_CLKRST_REG_CORE1_CPU_CLK_EN)) {
REG_SET_BIT(HP_SYS_CLKRST_SOC_CLK_CTRL0_REG, HP_SYS_CLKRST_REG_CORE1_CPU_CLK_EN);
}
if (REG_GET_BIT(HP_SYS_CLKRST_HP_RST_EN0_REG, HP_SYS_CLKRST_REG_RST_EN_CORE1_GLOBAL)) {
REG_CLR_BIT(HP_SYS_CLKRST_HP_RST_EN0_REG, HP_SYS_CLKRST_REG_RST_EN_CORE1_GLOBAL);
}
}
FORCE_INLINE_ATTR void cpu_utility_ll_enable_clock_and_reset_app_cpu_int_matrix(void)
{
}
#endif // SOC_CPU_CORES_NUM > 1
FORCE_INLINE_ATTR uint32_t cpu_utility_ll_wait_mode(void)
{
return REG_GET_BIT(HP_SYSTEM_CPU_WAITI_CONF_REG, HP_SYSTEM_CPU_WAIT_MODE_FORCE_ON);
}
#ifdef __cplusplus
}
#endif