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Merge branch 'bugfix/spi_flash_yield_coredump_v4.0' into 'release/v4.0'

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spi_flash: don't call vTaskDelay in non-os context (backport v4.0)

See merge request espressif/esp-idf!10299
This commit is contained in:
Michael (XIAO Xufeng) 2020-09-07 13:24:38 +08:00
commit df7028dc52
6 changed files with 42 additions and 7 deletions
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4
components/spi_flash/esp_flash_api.c
View File

@ -373,7 +373,9 @@ esp_err_t IRAM_ATTR esp_flash_erase_region(esp_flash_t *chip, uint32_t start, ui
no_yield_time_us += (esp_timer_get_time() - start_time_us);
if (no_yield_time_us / 1000 >= CONFIG_SPI_FLASH_ERASE_YIELD_DURATION_MS) {
no_yield_time_us = 0;
vTaskDelay(CONFIG_SPI_FLASH_ERASE_YIELD_TICKS);
if (chip->os_func->yield) {
chip->os_func->yield(chip->os_func_data);
}
}
#endif
}

22
components/spi_flash/flash_ops.c
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@ -72,6 +72,7 @@ static spi_flash_counters_t s_flash_stats;
static esp_err_t spi_flash_translate_rc(esp_rom_spiflash_result_t rc);
static bool is_safe_write_address(size_t addr, size_t size);
static void spi_flash_os_yield(void);
const DRAM_ATTR spi_flash_guard_funcs_t g_flash_guard_default_ops = {
.start = spi_flash_disable_interrupts_caches_and_other_cpu,
@ -79,18 +80,20 @@ const DRAM_ATTR spi_flash_guard_funcs_t g_flash_guard_default_ops = {
.op_lock = spi_flash_op_lock,
.op_unlock = spi_flash_op_unlock,
#if !CONFIG_SPI_FLASH_DANGEROUS_WRITE_ALLOWED
.is_safe_write_address = is_safe_write_address
.is_safe_write_address = is_safe_write_address,
#endif
.yield = spi_flash_os_yield,
};
const DRAM_ATTR spi_flash_guard_funcs_t g_flash_guard_no_os_ops = {
.start = spi_flash_disable_interrupts_caches_and_other_cpu_no_os,
.end = spi_flash_enable_interrupts_caches_no_os,
.op_lock = 0,
.op_unlock = 0,
.op_lock = NULL,
.op_unlock = NULL,
#if !CONFIG_SPI_FLASH_DANGEROUS_WRITE_ALLOWED
.is_safe_write_address = 0
.is_safe_write_address = NULL,
#endif
.yield = NULL,
};
static const spi_flash_guard_funcs_t *s_flash_guard_ops;
@ -175,6 +178,13 @@ static inline void IRAM_ATTR spi_flash_guard_op_unlock()
}
}
static void IRAM_ATTR spi_flash_os_yield(void)
{
#ifdef CONFIG_SPI_FLASH_YIELD_DURING_ERASE
vTaskDelay(CONFIG_SPI_FLASH_ERASE_YIELD_TICKS);
#endif
}
#ifdef CONFIG_SPI_FLASH_USE_LEGACY_IMPL
static esp_rom_spiflash_result_t IRAM_ATTR spi_flash_unlock()
{
@ -253,7 +263,9 @@ esp_err_t IRAM_ATTR spi_flash_erase_range(size_t start_addr, size_t size)
no_yield_time_us += (esp_timer_get_time() - start_time_us);
if (no_yield_time_us / 1000 >= CONFIG_SPI_FLASH_ERASE_YIELD_DURATION_MS) {
no_yield_time_us = 0;
vTaskDelay(CONFIG_SPI_FLASH_ERASE_YIELD_TICKS);
if (s_flash_guard_ops && s_flash_guard_ops->yield) {
s_flash_guard_ops->yield();
}
}
#endif
}

3
components/spi_flash/include/esp_flash.h
View File

@ -50,6 +50,9 @@ typedef struct {
/** Delay for at least 'us' microseconds. Called in between 'start' and 'end'. */
esp_err_t (*delay_us)(void *arg, unsigned us);
/** Yield to other tasks. Called during erase operations. */
esp_err_t (*yield)(void *arg);
} esp_flash_os_functions_t;
/** @brief Structure to describe a SPI flash chip connected to the system.

5
components/spi_flash/include/esp_spi_flash.h
View File

@ -316,6 +316,10 @@ typedef void (*spi_flash_op_unlock_func_t)(void);
* @brief Function to protect SPI flash critical regions corruption.
*/
typedef bool (*spi_flash_is_safe_write_address_t)(size_t addr, size_t size);
/**
* @brief Function to yield to the OS during erase operation.
*/
typedef void (*spi_flash_os_yield_t)(void);
/**
* Structure holding SPI flash access critical sections management functions.
@ -356,6 +360,7 @@ typedef struct {
#if !CONFIG_SPI_FLASH_DANGEROUS_WRITE_ALLOWED
spi_flash_is_safe_write_address_t is_safe_write_address; /**< checks flash write addresses.*/
#endif
spi_flash_os_yield_t yield; /**< yield to the OS during flash erase */
} spi_flash_guard_funcs_t;
/**

14
components/spi_flash/spi_flash_os_func_app.c
View File

@ -18,6 +18,8 @@
#include "esp_spi_flash.h" //for ``g_flash_guard_default_ops``
#include "esp_flash.h"
#include "esp_flash_partitions.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
/*
@ -83,6 +85,14 @@ static IRAM_ATTR esp_err_t delay_us(void *arg, unsigned us)
return ESP_OK;
}
static IRAM_ATTR esp_err_t spi_flash_os_yield(void *arg)
{
#ifdef CONFIG_SPI_FLASH_YIELD_DURING_ERASE
vTaskDelay(CONFIG_SPI_FLASH_ERASE_YIELD_TICKS);
#endif
return ESP_OK;
}
static IRAM_ATTR esp_err_t main_flash_region_protected(void* arg, size_t start_addr, size_t size)
{
if (((spi1_app_func_arg_t*)arg)->no_protect || esp_partition_main_flash_region_safe(start_addr, size)) {
@ -115,14 +125,16 @@ static app_func_arg_t spi3_arg = {
const DRAM_ATTR esp_flash_os_functions_t esp_flash_spi1_default_os_functions = {
.start = spi1_start,
.end = spi1_end,
.delay_us = delay_us,
.region_protected = main_flash_region_protected,
.delay_us = delay_us,
.yield = spi_flash_os_yield,
};
const esp_flash_os_functions_t esp_flash_spi23_default_os_functions = {
.start = spi23_start,
.end = spi23_end,
.delay_us = delay_us,
.yield = spi_flash_os_yield
};
esp_err_t esp_flash_init_os_functions(esp_flash_t *chip, int host_id)

1
components/spi_flash/spi_flash_os_func_noos.c
View File

@ -48,6 +48,7 @@ const DRAM_ATTR esp_flash_os_functions_t esp_flash_noos_functions = {
.end = end,
.delay_us = delay_us,
.region_protected = NULL,
.yield = NULL,
};
esp_err_t IRAM_ATTR esp_flash_app_disable_os_functions(esp_flash_t* chip)