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fix(spi_flash): fixed no_os flash API not consider branch predictor on c5/c61

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Armando 2024-12-11 16:26:59 +08:00 committed by BOT
parent 49826c241b
commit 8c8f8836e5
1 changed files with 10 additions and 0 deletions
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10
components/spi_flash/spi_flash_os_func_noos.c
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@ -9,6 +9,7 @@
#include "esp_flash.h" #include "esp_flash.h"
#include "esp_attr.h" #include "esp_attr.h"
#include "esp_rom_sys.h" #include "esp_rom_sys.h"
#include "esp_cpu.h"
#include "rom/cache.h" #include "rom/cache.h"
#include "hal/cache_hal.h" #include "hal/cache_hal.h"
#include "hal/cache_ll.h" #include "hal/cache_ll.h"
@ -16,6 +17,11 @@
static IRAM_ATTR esp_err_t start(void *arg) static IRAM_ATTR esp_err_t start(void *arg)
{ {
#if SOC_BRANCH_PREDICTOR_SUPPORTED
//branch predictor will start cache request as well
esp_cpu_branch_prediction_disable();
#endif
#if CONFIG_IDF_TARGET_ESP32 #if CONFIG_IDF_TARGET_ESP32
Cache_Read_Disable(0); Cache_Read_Disable(0);
Cache_Read_Disable(1); Cache_Read_Disable(1);
@ -35,6 +41,10 @@ static IRAM_ATTR esp_err_t end(void *arg)
cache_hal_resume(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_ALL); cache_hal_resume(CACHE_LL_LEVEL_EXT_MEM, CACHE_TYPE_ALL);
#endif #endif
#if SOC_BRANCH_PREDICTOR_SUPPORTED
esp_cpu_branch_prediction_enable();
#endif
return ESP_OK; return ESP_OK;
} }