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esp-idf/components/spi_flash/test/test_esp_flash.c

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#include <stdio.h>
#include <string.h>
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
#include <freertos/semphr.h>
#include <unity.h>
#include "esp_flash.h"
#include "esp_private/spi_common_internal.h"
#include "spi_flash_mmap.h"
#include "esp_flash_spi_init.h"
#include "memspi_host_driver.h"
#include <esp_attr.h>
#include "esp_log.h"
#include <test_utils.h>
#include "unity.h"
#include "driver/gpio.h"
#include "soc/io_mux_reg.h"
#include "sdkconfig.h"
#include "ccomp_timer.h"
#include "esp_rom_gpio.h"
#include "esp_rom_sys.h"
#include "esp_timer.h"
#if CONFIG_IDF_TARGET_ESP32S2
#include "esp32s2/rom/cache.h"
#elif CONFIG_IDF_TARGET_ESP32S3
#include "esp32s3/rom/cache.h"
#elif CONFIG_IDF_TARGET_ESP32C3
#include "esp32c3/rom/cache.h"
#elif CONFIG_IDF_TARGET_ESP32H2
#include "esp32h2/rom/cache.h"
#elif CONFIG_IDF_TARGET_ESP32C2
#include "esp32c2/rom/cache.h"
#endif
#define FUNC_SPI 1
static uint8_t sector_buf[4096];
#define MAX_ADDR_24BIT 0x1000000
#define TEST_SPI_SPEED 10
#define TEST_SPI_READ_MODE SPI_FLASH_FASTRD
// #define FORCE_GPIO_MATRIX
#if CONFIG_IDF_TARGET_ESP32
#define EXTRA_SPI1_CLK_IO 17 //the pin which is usually used by the PSRAM clk
#define SPI1_CS_IO 16 //the pin which is usually used by the PSRAM cs
#define HSPI_PIN_NUM_MOSI HSPI_IOMUX_PIN_NUM_MOSI
#define HSPI_PIN_NUM_MISO HSPI_IOMUX_PIN_NUM_MISO
#define HSPI_PIN_NUM_CLK HSPI_IOMUX_PIN_NUM_CLK
#define HSPI_PIN_NUM_HD HSPI_IOMUX_PIN_NUM_HD
#define HSPI_PIN_NUM_WP HSPI_IOMUX_PIN_NUM_WP
#define HSPI_PIN_NUM_CS HSPI_IOMUX_PIN_NUM_CS
#define VSPI_PIN_NUM_MOSI VSPI_IOMUX_PIN_NUM_MOSI
#define VSPI_PIN_NUM_MISO VSPI_IOMUX_PIN_NUM_MISO
#define VSPI_PIN_NUM_CLK VSPI_IOMUX_PIN_NUM_CLK
#define VSPI_PIN_NUM_HD VSPI_IOMUX_PIN_NUM_HD
#define VSPI_PIN_NUM_WP VSPI_IOMUX_PIN_NUM_WP
#define VSPI_PIN_NUM_CS VSPI_IOMUX_PIN_NUM_CS
#elif CONFIG_IDF_TARGET_ESP32S2
#define SPI1_CS_IO 26 //the pin which is usually used by the PSRAM cs
#define SPI1_HD_IO 27 //the pin which is usually used by the PSRAM hd
#define SPI1_WP_IO 28 //the pin which is usually used by the PSRAM wp
#define FSPI_PIN_NUM_MOSI 35
#define FSPI_PIN_NUM_MISO 37
#define FSPI_PIN_NUM_CLK 36
#define FSPI_PIN_NUM_HD 33
#define FSPI_PIN_NUM_WP 38
#define FSPI_PIN_NUM_CS 34
// Just use the same pins for HSPI
#define HSPI_PIN_NUM_MOSI FSPI_PIN_NUM_MOSI
#define HSPI_PIN_NUM_MISO FSPI_PIN_NUM_MISO
#define HSPI_PIN_NUM_CLK FSPI_PIN_NUM_CLK
#define HSPI_PIN_NUM_HD FSPI_PIN_NUM_HD
#define HSPI_PIN_NUM_WP FSPI_PIN_NUM_WP
#define HSPI_PIN_NUM_CS FSPI_PIN_NUM_CS
#elif CONFIG_IDF_TARGET_ESP32S3
#define SPI1_CS_IO 26 //the pin which is usually used by the PSRAM cs
#define SPI1_HD_IO 27 //the pin which is usually used by the PSRAM hd
#define SPI1_WP_IO 28 //the pin which is usually used by the PSRAM wp
#define FSPI_PIN_NUM_MOSI 11
#define FSPI_PIN_NUM_MISO 13
#define FSPI_PIN_NUM_CLK 12
#define FSPI_PIN_NUM_HD 9
#define FSPI_PIN_NUM_WP 14
#define FSPI_PIN_NUM_CS 10
// Just use the same pins for HSPI
#define HSPI_PIN_NUM_MOSI FSPI_PIN_NUM_MOSI
#define HSPI_PIN_NUM_MISO FSPI_PIN_NUM_MISO
#define HSPI_PIN_NUM_CLK FSPI_PIN_NUM_CLK
#define HSPI_PIN_NUM_HD FSPI_PIN_NUM_HD
#define HSPI_PIN_NUM_WP FSPI_PIN_NUM_WP
#define HSPI_PIN_NUM_CS FSPI_PIN_NUM_CS
#elif CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C2
#define SPI1_CS_IO 26 //the pin which is usually used by the PSRAM cs
#define SPI1_HD_IO 27 //the pin which is usually used by the PSRAM hd
#define SPI1_WP_IO 28 //the pin which is usually used by the PSRAM wp
#define FSPI_PIN_NUM_MOSI 7
#define FSPI_PIN_NUM_MISO 2
#define FSPI_PIN_NUM_CLK 6
#define FSPI_PIN_NUM_HD 4
#define FSPI_PIN_NUM_WP 5
#define FSPI_PIN_NUM_CS 10
// Just use the same pins for HSPI
#define HSPI_PIN_NUM_MOSI FSPI_PIN_NUM_MOSI
#define HSPI_PIN_NUM_MISO FSPI_PIN_NUM_MISO
#define HSPI_PIN_NUM_CLK FSPI_PIN_NUM_CLK
#define HSPI_PIN_NUM_HD FSPI_PIN_NUM_HD
#define HSPI_PIN_NUM_WP FSPI_PIN_NUM_WP
#define HSPI_PIN_NUM_CS FSPI_PIN_NUM_CS
#endif
#define TEST_CONFIG_NUM (sizeof(config_list)/sizeof(flashtest_config_t))
typedef void (*flash_test_func_t)(const esp_partition_t *part);
/* Use TEST_CASE_FLASH for SPI flash tests that only use the main SPI flash chip
*/
#define TEST_CASE_FLASH(STR, FUNC_TO_RUN) \
TEST_CASE(STR, "[esp_flash]") {flash_test_func(FUNC_TO_RUN, 1 /* first index reserved for main flash */ );}
#define TEST_CASE_FLASH_IGNORE(STR, FUNC_TO_RUN) \
TEST_CASE(STR, "[esp_flash][ignore]") {flash_test_func(FUNC_TO_RUN, 1 /* first index reserved for main flash */ );}
/* Use TEST_CASE_MULTI_FLASH for tests which also run on external flash, which sits in the place of PSRAM
(these tests are incompatible with PSRAM)
These tests run for all the flash chip configs shown in config_list, below (internal and external).
*/
#if defined(CONFIG_SPIRAM)
//SPI1 CS1 occupied by PSRAM
#define BYPASS_MULTIPLE_CHIP 1
#elif TEMPORARY_DISABLED_FOR_TARGETS(ESP32C2)
//IDF-5049
#define BYPASS_MULTIPLE_CHIP 1
#endif
#if CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32C3
//chips without PSRAM
#define TEST_CHIP_NUM 2
#elif CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
#define TEST_CHIP_NUM 3
#endif
#define _STRINGIFY(s) #s
#define STRINGIFY(s) _STRINGIFY(s)
#define TEST_CHIP_NUM_STR STRINGIFY(TEST_CHIP_NUM)
#if BYPASS_MULTIPLE_CHIP
#define TEST_CASE_MULTI_FLASH TEST_CASE_MULTI_FLASH_IGNORE
#else
#if CONFIG_FREERTOS_SMP // IDF-5260
#define TEST_CASE_MULTI_FLASH(STR, FUNC_TO_RUN) \
TEST_CASE(STR", "TEST_CHIP_NUM_STR" chips", "[esp_flash_3][test_env=UT_T1_ESP_FLASH][timeout=60]") {flash_test_func(FUNC_TO_RUN, TEST_CONFIG_NUM);}
#else
#define TEST_CASE_MULTI_FLASH(STR, FUNC_TO_RUN) \
TEST_CASE(STR", "TEST_CHIP_NUM_STR" chips", "[esp_flash_3][test_env=UT_T1_ESP_FLASH][timeout=35]") {flash_test_func(FUNC_TO_RUN, TEST_CONFIG_NUM);}
#endif
#endif
#define TEST_CASE_MULTI_FLASH_IGNORE(STR, FUNC_TO_RUN) \
TEST_CASE(STR", "TEST_CHIP_NUM_STR" chips", "[esp_flash_3][test_env=UT_T1_ESP_FLASH][ignore]") {flash_test_func(FUNC_TO_RUN, TEST_CONFIG_NUM);}
//currently all the configs are the same with esp_flash_spi_device_config_t, no more information required
typedef esp_flash_spi_device_config_t flashtest_config_t;
static const char TAG[] = "test_esp_flash";
#define FLASHTEST_CONFIG_COMMON \
/* 0 always reserved for main flash */ \
{ \
/* no need to init */ \
.host_id = -1, \
} \
, \
{ \
.io_mode = TEST_SPI_READ_MODE,\
.freq_mhz = TEST_SPI_SPEED, \
.host_id = SPI1_HOST, \
.cs_id = 1, \
/* the pin which is usually used by the PSRAM */ \
.cs_io_num = SPI1_CS_IO, \
.input_delay_ns = 0, \
}
#if CONFIG_IDF_TARGET_ESP32
flashtest_config_t config_list[] = {
FLASHTEST_CONFIG_COMMON,
/* current runner doesn't have a flash on HSPI */
// {
// .io_mode = TEST_SPI_READ_MODE,
// .freq_mhz = TEST_SPI_SPEED,
// .host_id = HSPI_HOST,
// .cs_id = 0,
// // uses GPIO matrix on esp32s2 regardless if FORCE_GPIO_MATRIX
// .cs_io_num = HSPI_PIN_NUM_CS,
// .input_delay_ns = 20,
// },
{
.io_mode = TEST_SPI_READ_MODE,
.freq_mhz = TEST_SPI_SPEED,
.host_id = VSPI_HOST,
.cs_id = 0,
.cs_io_num = VSPI_PIN_NUM_CS,
.input_delay_ns = 0,
},
};
#elif CONFIG_IDF_TARGET_ESP32S2
flashtest_config_t config_list[] = {
FLASHTEST_CONFIG_COMMON,
{
.io_mode = TEST_SPI_READ_MODE,
.freq_mhz = TEST_SPI_SPEED,
.host_id = FSPI_HOST,
.cs_id = 0,
.cs_io_num = FSPI_PIN_NUM_CS,
.input_delay_ns = 0,
},
{
.io_mode = TEST_SPI_READ_MODE,
.freq_mhz = TEST_SPI_SPEED,
.host_id = HSPI_HOST,
.cs_id = 0,
// uses GPIO matrix on esp32s2 regardless of FORCE_GPIO_MATRIX
.cs_io_num = HSPI_PIN_NUM_CS,
.input_delay_ns = 0,
},
};
#elif CONFIG_IDF_TARGET_ESP32S3
flashtest_config_t config_list[] = {
/* No SPI1 CS1 flash on esp32S3 test */
{
/* no need to init */
.host_id = -1,
},
{
.io_mode = TEST_SPI_READ_MODE,
.freq_mhz = TEST_SPI_SPEED,
.host_id = SPI2_HOST,
.cs_id = 0,
.cs_io_num = FSPI_PIN_NUM_CS,
.input_delay_ns = 0,
},
};
#elif CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C2
flashtest_config_t config_list[] = {
/* No SPI1 CS1 flash on esp32c3 test */
{
/* no need to init */
.host_id = -1,
},
{
.io_mode = TEST_SPI_READ_MODE,
.freq_mhz = TEST_SPI_SPEED,
.host_id = SPI2_HOST,
.cs_id = 0,
.cs_io_num = FSPI_PIN_NUM_CS,
.input_delay_ns = 0,
},
};
#endif
static void get_chip_host(esp_flash_t* chip, spi_host_device_t* out_host_id, int* out_cs_id)
{
spi_host_device_t host_id;
int cs_id;
if (chip == NULL) {
host_id = SPI1_HOST;
cs_id = 0;
} else {
spi_flash_hal_context_t* host_data = (spi_flash_hal_context_t*)chip->host;
host_id = spi_flash_ll_hw_get_id(host_data->spi);
cs_id = host_data->cs_num;
}
if (out_host_id) {
*out_host_id = host_id;
}
if (out_cs_id) {
*out_cs_id = cs_id;
}
}
#if CONFIG_IDF_TARGET_ESP32
static void setup_bus(spi_host_device_t host_id)
{
if (host_id == SPI1_HOST) {
ESP_LOGI(TAG, "setup flash on SPI1 CS1...\n");
//no need to initialize the bus, however the CLK may need one more output if it's on the usual place of PSRAM
esp_rom_gpio_connect_out_signal(EXTRA_SPI1_CLK_IO, SPICLK_OUT_IDX, 0, 0);
//currently the SPI bus for main flash chip is initialized through GPIO matrix
} else if (host_id == SPI2_HOST) {
ESP_LOGI(TAG, "setup flash on SPI%d (HSPI) CS0...\n", host_id + 1);
spi_bus_config_t hspi_bus_cfg = {
.mosi_io_num = HSPI_PIN_NUM_MOSI,
.miso_io_num = HSPI_PIN_NUM_MISO,
.sclk_io_num = HSPI_PIN_NUM_CLK,
.quadhd_io_num = HSPI_PIN_NUM_HD,
.quadwp_io_num = HSPI_PIN_NUM_WP,
.max_transfer_sz = 64,
};
esp_err_t ret = spi_bus_initialize(host_id, &hspi_bus_cfg, 0);
TEST_ESP_OK(ret);
} else if (host_id == SPI3_HOST) {
ESP_LOGI(TAG, "setup flash on SPI%d (VSPI) CS0...\n", host_id + 1);
spi_bus_config_t vspi_bus_cfg = {
.mosi_io_num = VSPI_PIN_NUM_MOSI,
.miso_io_num = VSPI_PIN_NUM_MISO,
.sclk_io_num = VSPI_PIN_NUM_CLK,
.quadhd_io_num = VSPI_PIN_NUM_HD,
.quadwp_io_num = VSPI_PIN_NUM_WP,
.max_transfer_sz = 64,
};
esp_err_t ret = spi_bus_initialize(host_id, &vspi_bus_cfg, 0);
TEST_ESP_OK(ret);
} else {
ESP_LOGE(TAG, "invalid bus");
}
}
#else // FOR ESP32-S2, ESP32-S3, ESP32-C3
static void setup_bus(spi_host_device_t host_id)
{
if (host_id == SPI1_HOST) {
ESP_LOGI(TAG, "setup flash on SPI1 CS1...\n");
#if !CONFIG_ESPTOOLPY_FLASHMODE_QIO && !CONFIG_ESPTOOLPY_FLASHMODE_QOUT
//Initialize the WP and HD pins, which are not automatically initialized on ESP32-S2.
int wp_pin = spi_periph_signal[host_id].spiwp_iomux_pin;
int hd_pin = spi_periph_signal[host_id].spihd_iomux_pin;
gpio_iomux_in(wp_pin, spi_periph_signal[host_id].spiwp_in);
gpio_iomux_out(wp_pin, spi_periph_signal[host_id].func, false);
gpio_iomux_in(hd_pin, spi_periph_signal[host_id].spihd_in);
gpio_iomux_out(hd_pin, spi_periph_signal[host_id].func, false);
#endif //CONFIG_ESPTOOLPY_FLASHMODE_QIO || CONFIG_ESPTOOLPY_FLASHMODE_QOUT
//currently the SPI bus for main flash chip is initialized through GPIO matrix
}
else if (host_id == SPI2_HOST) {
ESP_LOGI(TAG, "setup flash on SPI%d (FSPI) CS0...\n", host_id + 1);
spi_bus_config_t fspi_bus_cfg = {
.mosi_io_num = FSPI_PIN_NUM_MOSI,
.miso_io_num = FSPI_PIN_NUM_MISO,
.sclk_io_num = FSPI_PIN_NUM_CLK,
.quadhd_io_num = FSPI_PIN_NUM_HD,
.quadwp_io_num = FSPI_PIN_NUM_WP,
.max_transfer_sz = 64,
};
esp_err_t ret = spi_bus_initialize(host_id, &fspi_bus_cfg, 0);
TEST_ESP_OK(ret);
}
#if SOC_SPI_PERIPH_NUM > 2
else if (host_id == SPI3_HOST) {
ESP_LOGI(TAG, "setup flash on SPI%d (HSPI) CS0...\n", host_id + 1);
spi_bus_config_t hspi_bus_cfg = {
.mosi_io_num = HSPI_PIN_NUM_MOSI,
.miso_io_num = HSPI_PIN_NUM_MISO,
.sclk_io_num = HSPI_PIN_NUM_CLK,
.quadhd_io_num = HSPI_PIN_NUM_HD,
.quadwp_io_num = HSPI_PIN_NUM_WP,
.max_transfer_sz = 64,
};
esp_err_t ret = spi_bus_initialize(host_id, &hspi_bus_cfg, 0);
TEST_ESP_OK(ret);
// HSPI have no multiline mode, use GPIO to pull those pins up
gpio_set_direction(HSPI_PIN_NUM_HD, GPIO_MODE_OUTPUT);
gpio_set_level(HSPI_PIN_NUM_HD, 1);
gpio_set_direction(HSPI_PIN_NUM_WP, GPIO_MODE_OUTPUT);
gpio_set_level(HSPI_PIN_NUM_WP, 1);
}
#endif
else {
ESP_LOGE(TAG, "invalid bus");
}
}
#endif // CONFIG_IDF_TARGET_ESP32
static void release_bus(int host_id)
{
//SPI1 bus can't be deinitialized
#if SOC_SPI_PERIPH_NUM > 2
if (host_id == SPI2_HOST || host_id == SPI3_HOST)
#else
if (host_id == SPI2_HOST)
#endif
{
spi_bus_free(host_id);
}
}
static void setup_new_chip(const flashtest_config_t* test_cfg, esp_flash_t** out_chip)
{
//the bus should be initialized before the flash is attached to the bus
if (test_cfg->host_id == -1) {
*out_chip = NULL;
return;
}
setup_bus(test_cfg->host_id);
esp_flash_spi_device_config_t dev_cfg = {
.host_id = test_cfg->host_id,
.io_mode = test_cfg->io_mode,
.freq_mhz = test_cfg->freq_mhz,
.cs_id = test_cfg->cs_id,
.cs_io_num = test_cfg->cs_io_num,
.input_delay_ns = test_cfg->input_delay_ns,
};
esp_flash_t* init_chip;
esp_err_t err = spi_bus_add_flash_device(&init_chip, &dev_cfg);
TEST_ESP_OK(err);
err = esp_flash_init(init_chip);
TEST_ESP_OK(err);
*out_chip = init_chip;
}
static void teardown_test_chip(esp_flash_t* chip)
{
spi_host_device_t host_id;
get_chip_host(chip, &host_id, NULL);
//happen to work when chip==NULL
spi_bus_remove_flash_device(chip);
release_bus(host_id);
}
static void flash_test_core(flash_test_func_t func, const flashtest_config_t* config)
{
esp_flash_t* chip;
setup_new_chip(config, &chip);
uint32_t size;
esp_err_t err = esp_flash_get_size(chip, &size);
TEST_ESP_OK(err);
ESP_LOGI(TAG, "Flash size: 0x%08X", size);
const esp_partition_t* test_part = get_test_data_partition();
TEST_ASSERT_NOT_EQUAL(NULL, test_part->flash_chip);
esp_partition_t part = *test_part;
part.flash_chip = chip;
ESP_LOGI(TAG, "Testing chip %p, address 0x%08X...", part.flash_chip, part.address);
(*func)(&part);
// For flash with size over 16MB, add one extra round of test for the 32-bit address area
if (size > MAX_ADDR_24BIT) {
part.address = 0x1030000;
part.size = 0x0010000;
ESP_LOGI(TAG, "Testing chip %p, address 0x%08X...", part.flash_chip, part.address);
(*func)(&part);
}
teardown_test_chip(chip);
}
static void flash_test_func(flash_test_func_t func, int test_num)
{
esp_log_level_set("gpio", ESP_LOG_NONE);
for (int i = 0; i < test_num; i++) {
ESP_LOGI(TAG, "Testing config %d/%d", i+1, test_num);
flash_test_core(func, &config_list[i]);
}
ESP_LOGI(TAG, "Completed %d configs", test_num);
}
/* ---------- Test code start ------------*/
static void test_metadata(const esp_partition_t* part)
{
esp_flash_t* chip = part->flash_chip;
uint32_t id, size;
TEST_ESP_OK(esp_flash_read_id(chip, &id));
TEST_ESP_OK(esp_flash_get_size(chip, &size));
printf("Flash ID %08x detected size %d bytes\n", id, size);
}
TEST_CASE_FLASH("SPI flash metadata functions", test_metadata);
TEST_CASE_MULTI_FLASH("SPI flash metadata functions", test_metadata);
static uint32_t erase_test_region(const esp_partition_t *part, int num_sectors)
{
esp_flash_t* chip = part->flash_chip;
uint32_t offs = part->address;
/* chip should be initialised */
TEST_ASSERT(esp_flash_default_chip != NULL
&& esp_flash_chip_driver_initialized(esp_flash_default_chip));
TEST_ASSERT(num_sectors * 4096 <= part->size);
bzero(sector_buf, sizeof(sector_buf));
printf("Erase @ 0x%x...\n", offs);
TEST_ASSERT_EQUAL_HEX32(ESP_OK, esp_flash_erase_region(chip, offs, num_sectors * 4096) );
printf("Verify erased...\n");
for (int i = 0; i < num_sectors; i++) {
TEST_ASSERT_EQUAL_HEX32(ESP_OK, esp_flash_read(chip, sector_buf, offs + i * 4096, sizeof(sector_buf)));
printf("Buffer starts 0x%02x 0x%02x 0x%02x 0x%02x\n", sector_buf[0], sector_buf[1], sector_buf[2], sector_buf[3]);
for (int i = 0; i < sizeof(sector_buf); i++) {
TEST_ASSERT_EQUAL_HEX8(0xFF, sector_buf[i]);
}
}
return offs;
}
void test_simple_read_write(const esp_partition_t* part)
{
esp_flash_t* chip = part->flash_chip;
uint32_t offs = erase_test_region(part, 1);
const int test_seed = 778;
srand(test_seed);
for (int i = 0 ; i < sizeof(sector_buf); i++) {
sector_buf[i] = rand();
}
printf("Write %p...\n", (void *)offs);
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_write(chip, sector_buf, offs, sizeof(sector_buf)) );
bzero(sector_buf, sizeof(sector_buf));
printf("Read back...\n");
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, sector_buf, offs, sizeof(sector_buf)) );
printf("Buffer starts 0x%02x 0x%02x 0x%02x 0x%02x\n", sector_buf[0], sector_buf[1], sector_buf[2], sector_buf[3]);
srand(test_seed);
for (int i = 0; i < sizeof(sector_buf); i++) {
uint8_t data = rand();
TEST_ASSERT_EQUAL_HEX8(data, sector_buf[i]);
}
}
TEST_CASE_FLASH("SPI flash simple read/write", test_simple_read_write);
TEST_CASE_MULTI_FLASH("SPI flash simple read/write", test_simple_read_write);
void test_unaligned_read_write(const esp_partition_t* part)
{
esp_flash_t* chip = part->flash_chip;
uint32_t offs = erase_test_region(part, 2);
const char *msg = "i am a message";
TEST_ASSERT(strlen(msg) + 1 % 4 != 0);
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_write(chip, msg, offs + 1, strlen(msg) + 1) );
char buf[strlen(msg) + 1];
memset(buf, 0xEE, sizeof(buf));
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, buf, offs + 1, strlen(msg) + 1) );
TEST_ASSERT_EQUAL_STRING_LEN(msg, buf, strlen(msg));
TEST_ASSERT(memcmp(buf, msg, strlen(msg) + 1) == 0);
}
TEST_CASE_FLASH("SPI flash unaligned read/write", test_unaligned_read_write);
TEST_CASE_MULTI_FLASH("SPI flash unaligned read/write", test_unaligned_read_write);
void test_single_read_write(const esp_partition_t* part)
{
esp_flash_t* chip = part->flash_chip;
uint32_t offs = erase_test_region(part, 2);
const int seed = 699;
srand(seed);
for (unsigned v = 0; v < 512; v++) {
uint32_t data = rand();
TEST_ASSERT_EQUAL_HEX(ESP_OK, esp_flash_write(chip, &data, offs + v, 1) );
}
srand(seed);
for (unsigned v = 0; v < 512; v++) {
uint8_t readback;
uint32_t data = rand();
TEST_ASSERT_EQUAL_HEX(ESP_OK, esp_flash_read(chip, &readback, offs + v, 1) );
TEST_ASSERT_EQUAL_HEX8(data, readback);
}
}
TEST_CASE_FLASH("SPI flash single byte reads/writes", test_single_read_write);
TEST_CASE_MULTI_FLASH("SPI flash single byte reads/writes", test_single_read_write);
/* this test is notable because it generates a lot of unaligned reads/writes,
and also reads/writes across both a sector boundary & many page boundaries.
*/
void test_three_byte_read_write(const esp_partition_t* part)
{
esp_flash_t* chip = part->flash_chip;
uint32_t offs = erase_test_region(part, 2);
const int seed = 700;
esp_rom_printf("offs:%X\n", offs);
srand(seed);
for (uint32_t v = 0; v < 86; v++) {
uint32_t data = rand();
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_write(chip, &data, offs + 3 * v, 3) );
}
srand(seed);
for (uint32_t v = 0; v < 1; v++) {
uint32_t readback;
uint32_t data = rand();
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, &readback, offs + 3 * v, 3) );
TEST_ASSERT_EQUAL_HEX32(data & 0xFFFFFF, readback & 0xFFFFFF);
}
}
TEST_CASE_FLASH("SPI flash three byte reads/writes", test_three_byte_read_write);
TEST_CASE_MULTI_FLASH("SPI flash three byte reads/writes", test_three_byte_read_write);
void test_erase_large_region(const esp_partition_t *part)
{
esp_flash_t* chip = part->flash_chip;
/* Write some noise at the start and the end of the region */
const char *ohai = "OHAI";
uint32_t readback;
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_write(chip, ohai, part->address, 5));
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_write(chip, ohai, part->address + part->size - 5, 5));
/* sanity check what we just wrote. since the partition may haven't been erased, we only check the part which is written to 0. */
uint32_t written_data = *((const uint32_t *)ohai);
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, &readback, part->address + part->size - 5, 4));
TEST_ASSERT_EQUAL_HEX32(0, readback & (~written_data));
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, &readback, part->address, 4));
TEST_ASSERT_EQUAL_HEX32(0, readback & (~written_data));
/* Erase zero bytes, check that nothing got erased */
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_erase_region(chip, part->address, 0));
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, &readback, part->address + part->size - 5, 4));
TEST_ASSERT_EQUAL_HEX32(0, readback & (~written_data));
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, &readback, part->address, 4));
TEST_ASSERT_EQUAL_HEX32(0, readback & (~written_data));
/* Erase whole region */
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_erase_region(chip, part->address, part->size));
/* ensure both areas we wrote are now all-FFs */
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, &readback, part->address, 4));
TEST_ASSERT_EQUAL_HEX32(0xFFFFFFFF, readback);
TEST_ASSERT_EQUAL(ESP_OK, esp_flash_read(chip, &readback, part->address + part->size - 5, 4));
TEST_ASSERT_EQUAL_HEX32(0xFFFFFFFF, readback);
}
TEST_CASE_FLASH("SPI flash erase large region", test_erase_large_region);
TEST_CASE_MULTI_FLASH("SPI flash erase large region", test_erase_large_region);
#if CONFIG_SPI_FLASH_AUTO_SUSPEND
void esp_test_for_suspend(void)
{
/*clear content in cache*/
#if !CONFIG_IDF_TARGET_ESP32C3
Cache_Invalidate_DCache_All();
#endif
Cache_Invalidate_ICache_All();
ESP_LOGI(TAG, "suspend test begins:");
printf("run into test suspend function\n");
printf("print something when flash is erasing:\n");
printf("aaaaa bbbbb zzzzz fffff qqqqq ccccc\n");
}
static volatile bool task_erase_end, task_suspend_end = false;
void task_erase_large_region(void *arg)
{
esp_partition_t *part = (esp_partition_t *)arg;
test_erase_large_region(part);
task_erase_end = true;
vTaskDelete(NULL);
}
void task_request_suspend(void *arg)
{
vTaskDelay(2);
ESP_LOGI(TAG, "flash go into suspend");
esp_test_for_suspend();
task_suspend_end = true;
vTaskDelete(NULL);
}
static void test_flash_suspend_resume(const esp_partition_t* part)
{
xTaskCreatePinnedToCore(task_request_suspend, "suspend", 2048, (void *)"test_for_suspend", UNITY_FREERTOS_PRIORITY + 3, NULL, 0);
xTaskCreatePinnedToCore(task_erase_large_region, "test", 2048, (void *)part, UNITY_FREERTOS_PRIORITY + 2, NULL, 0);
while (!task_erase_end || !task_suspend_end) {
}
vTaskDelay(200);
}
TEST_CASE("SPI flash suspend and resume test", "[esp_flash][test_env=UT_T1_Flash_Suspend]")
{
flash_test_func(test_flash_suspend_resume, 1 /* first index reserved for main flash */ );
}
#endif //CONFIG_SPI_FLASH_AUTO_SUSPEND
static void test_write_protection(const esp_partition_t* part)
{
esp_flash_t* chip = part->flash_chip;
bool wp = true;
esp_err_t ret = ESP_OK;
ret = esp_flash_get_chip_write_protect(chip, &wp);
TEST_ESP_OK(ret);
for (int i = 0; i < 4; i ++) {
bool wp_write = !wp;
ret = esp_flash_set_chip_write_protect(chip, wp_write);
TEST_ESP_OK(ret);
bool wp_read;
ret = esp_flash_get_chip_write_protect(chip, &wp_read);
TEST_ESP_OK(ret);
TEST_ASSERT(wp_read == wp_write);
wp = wp_read;
}
}
TEST_CASE_FLASH("Test esp_flash can enable/disable write protetion", test_write_protection);
TEST_CASE_MULTI_FLASH("Test esp_flash can enable/disable write protetion", test_write_protection);
static const uint8_t large_const_buffer[16400] = {
203, // first byte
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37,
[50 ... 99] = 2,
[1600 ... 2000] = 3,
[8000 ... 9000] = 77,
[15000 ... 16398] = 8,
43 // last byte
};
static void test_write_large_buffer(const esp_partition_t *part, const uint8_t *source, size_t length);
static void write_large_buffer(const esp_partition_t *part, const uint8_t *source, size_t length);
static void read_and_check(const esp_partition_t *part, const uint8_t *source, size_t length);
// Internal functions for testing, from esp_flash_api.c
#if !CONFIG_ESPTOOLPY_OCT_FLASH
esp_err_t esp_flash_set_io_mode(esp_flash_t* chip, bool qe);
esp_err_t esp_flash_get_io_mode(esp_flash_t* chip, bool* qe);
esp_err_t esp_flash_read_chip_id(esp_flash_t* chip, uint32_t* flash_id);
esp_err_t spi_flash_chip_mxic_probe(esp_flash_t *chip, uint32_t flash_id);
static bool is_winbond_chip(esp_flash_t* chip)
{
uint32_t flash_id;
esp_err_t ret = esp_flash_read_chip_id(chip, &flash_id);
TEST_ESP_OK(ret);
if ((flash_id >> 16) == 0xEF) {
return true;
} else {
return false;
}
}
static bool is_mxic_chip(esp_flash_t* chip)
{
uint32_t flash_id;
esp_err_t ret = esp_flash_read_chip_id(chip, &flash_id);
TEST_ESP_OK(ret);
return (spi_flash_chip_mxic_probe(chip, flash_id)==ESP_OK);
}
IRAM_ATTR NOINLINE_ATTR static void test_toggle_qe(const esp_partition_t* part)
{
esp_flash_t* chip = part->flash_chip;
bool qe;
if (chip == NULL) {
chip = esp_flash_default_chip;
}
esp_flash_io_mode_t io_mode_before = chip->read_mode;
esp_err_t ret = esp_flash_get_io_mode(chip, &qe);
TEST_ESP_OK(ret);
bool allow_failure = is_winbond_chip(chip) || is_mxic_chip(chip);
for (int i = 0; i < 4; i ++) {
esp_rom_printf(DRAM_STR("write qe: %d->%d\n"), qe, !qe);
qe = !qe;
chip->read_mode = qe? SPI_FLASH_QOUT: SPI_FLASH_SLOWRD;
ret = esp_flash_set_io_mode(chip, qe);
if (allow_failure && !qe && ret == ESP_ERR_FLASH_NO_RESPONSE) {
//allows clear qe failure for Winbond chips
ret = ESP_OK;
}
TEST_ESP_OK(ret);
bool qe_read;
ret = esp_flash_get_io_mode(chip, &qe_read);
TEST_ESP_OK(ret);
ESP_LOGD(TAG, "qe read: %d", qe_read);
if (!qe && qe_read) {
if (allow_failure) {
ESP_LOGW(TAG, "cannot clear QE bit for known permanent QE (Winbond or MXIC) chips.");
} else {
ESP_LOGE(TAG, "cannot clear QE bit, please make sure force clearing QE option is enabled in `spi_flash_common_set_io_mode`, and this chip is not a permanent QE one.");
}
chip->read_mode = io_mode_before;
return;
}
TEST_ASSERT_EQUAL(qe, qe_read);
}
//restore the io_mode after test
chip->read_mode = io_mode_before;
}
// These tests show whether the QE is permanent or not for the chip tested.
// To test the behaviour of a new SPI flash chip, enable force_check flag in generic driver
// `spi_flash_common_set_io_mode` and then run this test.
TEST_CASE_FLASH_IGNORE("Test esp_flash_write can toggle QE bit", test_toggle_qe);
TEST_CASE_MULTI_FLASH_IGNORE("Test esp_flash_write can toggle QE bit", test_toggle_qe);
#endif //CONFIG_ESPTOOLPY_OCT_FLASH
// This table could be chip specific in the future.
uint8_t flash_frequency_table[6] = {5, 10, 20, 26, 40, 80};
#define TEST_FLASH_SPEED_MIN 5
void test_permutations_part(const flashtest_config_t* config, esp_partition_t* part, void* source_buf, size_t length)
{
int clock_index = 0;
if (config->host_id != -1) {
while (clock_index < sizeof(flash_frequency_table)/sizeof(uint8_t)) {
uint8_t speed = flash_frequency_table[clock_index];
//test io_mode in the inner loop to test QE set/clear function, since
//the io mode will switch frequently.
esp_flash_io_mode_t io_mode = SPI_FLASH_READ_MODE_MIN;
while (io_mode != SPI_FLASH_QIO + 1) {
if (io_mode > SPI_FLASH_FASTRD &&
!SOC_SPI_PERIPH_SUPPORT_MULTILINE_MODE(config->host_id)) {
io_mode++;
continue;
}
esp_flash_t* chip;
flashtest_config_t temp_config = *config;
temp_config.io_mode = io_mode;
temp_config.freq_mhz = flash_frequency_table[clock_index];
setup_new_chip(&temp_config, &chip);
ESP_LOGI(TAG, "test flash io mode: %d, speed: %d", io_mode, speed);
part->flash_chip = chip;
read_and_check(part, source_buf, length);
teardown_test_chip(chip);
io_mode++;
}
clock_index++;
}
} else {
//test main flash
part->flash_chip = NULL;
read_and_check(part, source_buf, length);
}
}
void test_permutations_chip(const flashtest_config_t* config)
{
esp_log_level_set("gpio", ESP_LOG_NONE);
esp_flash_t* chip;
flashtest_config_t temp_config = *config;
// Use the lowest speed to read configs, data and write data to make sure success
temp_config.io_mode = SPI_FLASH_READ_MODE_MIN;
temp_config.freq_mhz = TEST_FLASH_SPEED_MIN;
setup_new_chip(&temp_config, &chip);
//Get size to determine whether to test one extra partition
uint32_t size;
esp_err_t err = esp_flash_get_size(chip, &size);
TEST_ESP_OK(err);
ESP_LOGI(TAG, "Flash size: 0x%08X", size);
bool addr_32bit = (size > MAX_ADDR_24BIT);
// Get test partition, and locate temporary partitions according to the default one
const esp_partition_t* test_part = get_test_data_partition();
const int length = sizeof(large_const_buffer);
TEST_ASSERT(test_part->size > length + 2 + SPI_FLASH_SEC_SIZE);
esp_partition_t part[2] = {};
part[0] = *test_part;
part[0].flash_chip = chip;
// For flash with size over 16MB, add one extra round of test for the 32-bit address area
if (addr_32bit) {
part[1] = *test_part;
part[1].flash_chip = chip;
part[1].address = 0x1030000;
part[1].size = 0x0010000;
} else {
part[1].size = 0;
}
// Prepare test data and write to the specified region
uint8_t *source_buf = malloc(length);
TEST_ASSERT_NOT_NULL(source_buf);
srand(778);
for (int i = 0; i < length; i++) {
source_buf[i] = rand();
}
for (int i = 0; i < 2; i++) {
if (part[i].size == 0) continue;
write_large_buffer(&part[i], source_buf, length);
}
teardown_test_chip(chip);
for (int i = 0; i < 2; i++) {
if (part[i].size == 0) continue;
part[i].flash_chip = (esp_flash_t*)-1;
ESP_LOGI(TAG, "Testing address 0x%08X...", part[i].address);
test_permutations_part(config, &part[i], source_buf, length);
}
free(source_buf);
}
TEST_CASE("SPI flash test reading with all speed/mode permutations", "[esp_flash]")
{
test_permutations_chip(&config_list[0]);
}
#ifndef CONFIG_SPIRAM
#if !TEMPORARY_DISABLED_FOR_TARGETS(ESP32C2)
//IDF-5049
TEST_CASE("SPI flash test reading with all speed/mode permutations, 3 chips", "[esp_flash_3][test_env=UT_T1_ESP_FLASH]")
{
for (int i = 0; i < TEST_CONFIG_NUM; i++) {
test_permutations_chip(&config_list[i]);
}
}
#endif
#endif
static void test_write_large_const_buffer(const esp_partition_t* part)
{
test_write_large_buffer(part, large_const_buffer, sizeof(large_const_buffer));
}
TEST_CASE_FLASH("Test esp_flash_write large const buffer", test_write_large_const_buffer);
TEST_CASE_MULTI_FLASH("Test esp_flash_write large const buffer", test_write_large_const_buffer);
static void test_write_large_ram_buffer(const esp_partition_t* part)
{
// buffer in RAM
uint8_t *source_buf = malloc(sizeof(large_const_buffer));
TEST_ASSERT_NOT_NULL(source_buf);
memcpy(source_buf, large_const_buffer, sizeof(large_const_buffer));
test_write_large_buffer(part, source_buf, sizeof(large_const_buffer));
free(source_buf);
}
TEST_CASE_FLASH("Test esp_flash_write large RAM buffer", test_write_large_ram_buffer);
TEST_CASE_MULTI_FLASH("Test esp_flash_write large RAM buffer", test_write_large_ram_buffer);
static void write_large_buffer(const esp_partition_t *part, const uint8_t *source, size_t length)
{
esp_flash_t* chip = part->flash_chip;
printf("Writing chip %p %p, %d bytes from source %p\n", chip, (void*)part->address, length, source);
ESP_ERROR_CHECK( esp_flash_erase_region(chip, part->address, (length + SPI_FLASH_SEC_SIZE) & ~(SPI_FLASH_SEC_SIZE - 1)) );
// note writing to unaligned address
ESP_ERROR_CHECK( esp_flash_write(chip, source, part->address + 1, length) );
}
static void read_and_check(const esp_partition_t *part, const uint8_t *source, size_t length)
{
esp_flash_t* chip = part->flash_chip;
printf("Checking chip %p 0x%08X, %d bytes\n", chip, part->address, length);
uint8_t *buf = malloc(length);
TEST_ASSERT_NOT_NULL(buf);
ESP_ERROR_CHECK( esp_flash_read(chip, buf, part->address + 1, length) );
TEST_ASSERT_EQUAL_HEX8_ARRAY(source, buf, length);
free(buf);
// check nothing was written at beginning or end
uint8_t ends[8];
ESP_ERROR_CHECK( esp_flash_read(chip, ends, part->address, sizeof(ends)) );
TEST_ASSERT_EQUAL_HEX8(0xFF, ends[0]);
TEST_ASSERT_EQUAL_HEX8(source[0], ends[1]);
ESP_ERROR_CHECK( esp_flash_read(chip, ends, part->address + length, sizeof(ends)) );
TEST_ASSERT_EQUAL_HEX8(source[length - 1], ends[0]);
TEST_ASSERT_EQUAL_HEX8(0xFF, ends[1]);
TEST_ASSERT_EQUAL_HEX8(0xFF, ends[2]);
TEST_ASSERT_EQUAL_HEX8(0xFF, ends[3]);
}
static void test_write_large_buffer(const esp_partition_t* part, const uint8_t *source, size_t length)
{
TEST_ASSERT(part->size > length + 2 + SPI_FLASH_SEC_SIZE);
write_large_buffer(part, source, length);
read_and_check(part, source, length);
}
typedef struct {
uint32_t us_start;
size_t len;
const char* name;
} time_meas_ctx_t;
static void time_measure_start(time_meas_ctx_t* ctx)
{
ctx->us_start = esp_timer_get_time();
ccomp_timer_start();
}
static uint32_t time_measure_end(time_meas_ctx_t* ctx)
{
uint32_t c_time_us = ccomp_timer_stop();
uint32_t time_us = esp_timer_get_time() - ctx->us_start;
ESP_LOGI(TAG, "%s: compensated: %.2lf kB/s, typical: %.2lf kB/s", ctx->name, ctx->len / (c_time_us / 1000.), ctx->len / (time_us/1000.));
return ctx->len * 1000 / (c_time_us / 1000);
}
#define TEST_TIMES 20
#define TEST_SECTORS 4
static uint32_t measure_erase(const esp_partition_t* part)
{
const int total_len = SPI_FLASH_SEC_SIZE * TEST_SECTORS;
time_meas_ctx_t time_ctx = {.name = "erase", .len = total_len};
time_measure_start(&time_ctx);
esp_err_t err = esp_flash_erase_region(part->flash_chip, part->address, total_len);
TEST_ESP_OK(err);
return time_measure_end(&time_ctx);
}
// should called after measure_erase
static uint32_t measure_write(const char* name, const esp_partition_t* part, const uint8_t* data_to_write, int seg_len)
{
const int total_len = SPI_FLASH_SEC_SIZE;
time_meas_ctx_t time_ctx = {.name = name, .len = total_len * TEST_TIMES};
time_measure_start(&time_ctx);
for (int i = 0; i < TEST_TIMES; i ++) {
// Erase one time, but write 100 times the same data
size_t len = total_len;
int offset = 0;
while (len) {
int len_write = MIN(seg_len, len);
esp_err_t err = esp_flash_write(part->flash_chip, data_to_write + offset, part->address + offset, len_write);
TEST_ESP_OK(err);
offset += len_write;
len -= len_write;
}
}
return time_measure_end(&time_ctx);
}
static uint32_t measure_read(const char* name, const esp_partition_t* part, uint8_t* data_read, int seg_len)
{
const int total_len = SPI_FLASH_SEC_SIZE;
time_meas_ctx_t time_ctx = {.name = name, .len = total_len * TEST_TIMES};
time_measure_start(&time_ctx);
for (int i = 0; i < TEST_TIMES; i ++) {
size_t len = total_len;
int offset = 0;
while (len) {
int len_read = MIN(seg_len, len);
esp_err_t err = esp_flash_read(part->flash_chip, data_read + offset, part->address + offset, len_read);
TEST_ESP_OK(err);
offset += len_read;
len -= len_read;
}
}
return time_measure_end(&time_ctx);
}
static const char* get_chip_vendor(uint32_t id)
{
switch (id)
{
case 0x20:
return "XMC";
break;
case 0x68:
return "BOYA";
break;
case 0xC8:
return "GigaDevice";
break;
case 0x9D:
return "ISSI";
break;
case 0xC2:
return "MXIC";
break;
case 0xEF:
return "Winbond";
break;
case 0xA1:
return "Fudan Micro";
break;
default:
break;
}
return "generic";
}
#define MEAS_WRITE(n) (measure_write("write in "#n"-byte chunks", part, data_to_write, n))
#define MEAS_READ(n) (measure_read("read in "#n"-byte chunks", part, data_read, n))
static void test_flash_read_write_performance(const esp_partition_t *part)
{
esp_flash_t* chip = part->flash_chip;
const int total_len = SPI_FLASH_SEC_SIZE;
uint8_t *data_to_write = heap_caps_malloc(total_len, MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
uint8_t *data_read = heap_caps_malloc(total_len, MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
srand(777);
for (int i = 0; i < total_len; i++) {
data_to_write[i] = rand();
}
uint32_t erase_1 = measure_erase(part);
uint32_t speed_WR_4B = MEAS_WRITE(4);
uint32_t speed_RD_4B = MEAS_READ(4);
uint32_t erase_2 = measure_erase(part);
uint32_t speed_WR_2KB = MEAS_WRITE(2048);
uint32_t speed_RD_2KB = MEAS_READ(2048);
TEST_ASSERT_EQUAL_HEX8_ARRAY(data_to_write, data_read, total_len);
#define LOG_DATA(bus, suffix, chip) IDF_LOG_PERFORMANCE("FLASH_SPEED_BYTE_PER_SEC_"#bus#suffix, "%d, flash_chip: %s", speed_##suffix, chip)
#define LOG_ERASE(bus, var, chip) IDF_LOG_PERFORMANCE("FLASH_SPEED_BYTE_PER_SEC_"#bus"ERASE", "%d, flash_chip: %s", var, chip)
// Erase time may vary a lot, can increase threshold if this fails with a reasonable speed
#define LOG_PERFORMANCE(bus, chip) do {\
LOG_DATA(bus, WR_4B, chip); \
LOG_DATA(bus, RD_4B, chip); \
LOG_DATA(bus, WR_2KB, chip); \
LOG_DATA(bus, RD_2KB, chip); \
LOG_ERASE(bus, erase_1, chip); \
LOG_ERASE(bus, erase_2, chip); \
} while (0)
spi_host_device_t host_id;
int cs_id;
uint32_t id;
esp_flash_read_id(chip, &id);
const char *chip_name = get_chip_vendor(id >> 16);
get_chip_host(chip, &host_id, &cs_id);
if (host_id != SPI1_HOST) {
// Chips on other SPI buses
LOG_PERFORMANCE(EXT_, chip_name);
} else if (cs_id == 0) {
// Main flash
LOG_PERFORMANCE(,chip_name);
} else {
// Other cs pins on SPI1
LOG_PERFORMANCE(SPI1_, chip_name);
}
free(data_to_write);
free(data_read);
}
#if !BYPASS_MULTIPLE_CHIP
//To make performance data stable, needs to run on special runner
TEST_CASE("Test esp_flash read/write performance", "[esp_flash][test_env=UT_T1_ESP_FLASH]") {flash_test_func(test_flash_read_write_performance, 1);}
#endif
TEST_CASE_MULTI_FLASH("Test esp_flash read/write performance", test_flash_read_write_performance);
#ifdef CONFIG_SPIRAM_USE_MALLOC
/* Utility: Read into a small internal RAM buffer using esp_flash_read() and compare what
we read with 'buffer' */
static void s_test_compare_flash_contents_small_reads(esp_flash_t *chip, const uint8_t *buffer, size_t offs, size_t len)
{
const size_t INTERNAL_BUF_SZ = 1024; // Should fit in internal RAM
uint8_t *ibuf = heap_caps_malloc(INTERNAL_BUF_SZ, MALLOC_CAP_8BIT|MALLOC_CAP_INTERNAL);
TEST_ASSERT_NOT_NULL(ibuf);
for (int i = 0; i < len; i += INTERNAL_BUF_SZ) {
size_t to_read = MIN(INTERNAL_BUF_SZ, len - i);
ESP_ERROR_CHECK( esp_flash_read(chip, ibuf, offs + i, to_read) );
TEST_ASSERT_EQUAL_HEX8_ARRAY(buffer + i, ibuf, to_read);
}
free(ibuf);
}
static void test_flash_read_large_psram_buffer(const esp_partition_t *part)
{
esp_flash_t* chip = part->flash_chip;
const size_t BUF_SZ = 256 * 1024; // Too large for internal RAM
const size_t TEST_OFFS = 0x1000; // Can be any offset, really
uint8_t *buf = heap_caps_malloc(BUF_SZ, MALLOC_CAP_8BIT|MALLOC_CAP_SPIRAM);
TEST_ASSERT_NOT_NULL(buf);
ESP_ERROR_CHECK( esp_flash_read(chip, buf, TEST_OFFS, BUF_SZ) );
// Read back the same into smaller internal memory buffer and check it all matches
s_test_compare_flash_contents_small_reads(chip, buf, TEST_OFFS, BUF_SZ);
free(buf);
}
TEST_CASE_FLASH("esp_flash_read large PSRAM buffer", test_flash_read_large_psram_buffer);
/* similar to above test, but perform it under memory pressure */
static void test_flash_read_large_psram_buffer_low_internal_mem(const esp_partition_t *part)
{
esp_flash_t* chip = part->flash_chip;
const size_t BUF_SZ = 256 * 1024; // Too large for internal RAM
const size_t REMAINING_INTERNAL = 1024; // Exhaust internal memory until maximum free block is less than this
const size_t TEST_OFFS = 0x8000;
/* Exhaust the available free internal memory */
test_utils_exhaust_memory_rec erec = test_utils_exhaust_memory(MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT, REMAINING_INTERNAL);
uint8_t *buf = heap_caps_malloc(BUF_SZ, MALLOC_CAP_8BIT|MALLOC_CAP_SPIRAM);
TEST_ASSERT_NOT_NULL(buf);
/* Calling esp_flash_read() here will need to allocate a small internal buffer,
so check it works. */
ESP_ERROR_CHECK( esp_flash_read(chip, buf, TEST_OFFS, BUF_SZ) );
test_utils_free_exhausted_memory(erec);
// Read back the same into smaller internal memory buffer and check it all matches
s_test_compare_flash_contents_small_reads(chip, buf, TEST_OFFS, BUF_SZ);
free(buf);
}
TEST_CASE_FLASH("esp_flash_read large PSRAM buffer low memory", test_flash_read_large_psram_buffer_low_internal_mem);
#endif
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