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esp_pm: check sleep retention frame integrity in ci UT

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This commit is contained in:
wuzhenghui
2023-04-08 17:27:40 +08:00
parent b2f6ba87f2
commit 332d6fddb9
7 changed files with 74 additions and 7 deletions
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51
components/esp_hw_support/sleep_cpu.c
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@@ -14,6 +14,7 @@
#include "esp_check.h"
#include "esp_sleep.h"
#include "esp_log.h"
#include "esp_crc.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_heap_caps.h"
@@ -25,6 +26,12 @@
#include "hal/rtc_hal.h"
#endif
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
#include "esp_private/system_internal.h"
#include "hal/clk_gate_ll.h"
#include "hal/uart_hal.h"
#endif
#include "soc/rtc_periph.h"
#ifdef CONFIG_IDF_TARGET_ESP32S3
@@ -557,6 +564,32 @@ static IRAM_ATTR void cpu_domain_dev_regs_restore(cpu_domain_dev_sleep_frame_t *
}
}
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
static void update_retention_frame_crc(uint32_t *frame_ptr, uint32_t frame_check_size, uint32_t *frame_crc_ptr)
{
*(frame_crc_ptr) = esp_crc32_le(0, (void *)frame_ptr, frame_check_size);
}
static void validate_retention_frame_crc(uint32_t *frame_ptr, uint32_t frame_check_size, uint32_t *frame_crc_ptr)
{
if(*(frame_crc_ptr) != esp_crc32_le(0, (void *)(frame_ptr), frame_check_size)){
// resume uarts
for (int i = 0; i < SOC_UART_NUM; ++i) {
#ifndef CONFIG_IDF_TARGET_ESP32
if (!periph_ll_periph_enabled(PERIPH_UART0_MODULE + i)) {
continue;
}
#endif
uart_ll_force_xon(i);
}
/* Since it is still in the critical now, use ESP_EARLY_LOG */
ESP_EARLY_LOGE(TAG, "Sleep retention frame is corrupted");
esp_restart_noos();
}
}
#endif
extern RvCoreCriticalSleepFrame * rv_core_critical_regs_save(void);
extern RvCoreCriticalSleepFrame * rv_core_critical_regs_restore(void);
typedef uint32_t (* sleep_cpu_entry_cb_t)(uint32_t, uint32_t, uint32_t, bool);
@@ -566,9 +599,18 @@ static IRAM_ATTR esp_err_t do_cpu_retention(sleep_cpu_entry_cb_t goto_sleep,
{
RvCoreCriticalSleepFrame * frame = rv_core_critical_regs_save();
if ((frame->pmufunc & 0x3) == 0x1) {
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
/* Minus 2 * sizeof(long) is for bypass `pmufunc` and `frame_crc` field */
update_retention_frame_crc((uint32_t*)frame, RV_SLEEP_CTX_FRMSZ - 2 * sizeof(long), (uint32_t *)(&frame->frame_crc));
#endif
REG_WRITE(LIGHT_SLEEP_WAKE_STUB_ADDR_REG, (uint32_t)rv_core_critical_regs_restore);
return (*goto_sleep)(wakeup_opt, reject_opt, lslp_mem_inf_fpu, dslp);
}
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
else {
validate_retention_frame_crc((uint32_t*)frame, RV_SLEEP_CTX_FRMSZ - 2 * sizeof(long), (uint32_t *)(&frame->frame_crc));
}
#endif
return ESP_OK;
}
@@ -588,8 +630,17 @@ esp_err_t IRAM_ATTR esp_sleep_cpu_retention(uint32_t (*goto_sleep)(uint32_t, uin
cpu_domain_dev_regs_save(s_cpu_retention.retent.cache_config_frame);
RvCoreNonCriticalSleepFrame *frame = rv_core_noncritical_regs_save();
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
/* Minus sizeof(long) is for bypass `frame_crc` field */
update_retention_frame_crc((uint32_t*)frame, sizeof(RvCoreNonCriticalSleepFrame) - sizeof(long), (uint32_t *)(&frame->frame_crc));
#endif
esp_err_t err = do_cpu_retention(goto_sleep, wakeup_opt, reject_opt, lslp_mem_inf_fpu, dslp);
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
validate_retention_frame_crc((uint32_t*)frame, sizeof(RvCoreNonCriticalSleepFrame) - sizeof(long), (uint32_t *)(&frame->frame_crc));
#endif
rv_core_noncritical_regs_restore(frame);
cpu_domain_dev_regs_restore(s_cpu_retention.retent.cache_config_frame);
cpu_domain_dev_regs_restore(s_cpu_retention.retent.intpri_frame);