esp-idf/components/spi_flash/test/test_large_flash_writes.c
Martin Vychodil af81bd1b0a Storage: Partition APIs moved to the new component 'esp_partition'
All the partition handling API functions and data-types were moved from the 'spi_flash' component to the new one named 'esp_partition'. See Storage 5.x migration guide for more details
2022-11-02 21:49:08 +01:00

88 lines
2.6 KiB
C

/*
* SPDX-FileCopyrightText: 2010-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
// Test for spi_flash_write() with large buffers (in RAM or on flash)
#include <assert.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/param.h>
#include <unity.h>
#include <test_utils.h>
#include <spi_flash_mmap.h>
#include <esp_log.h>
#include "esp_rom_spiflash.h"
#include "esp_private/cache_utils.h"
#include "soc/timer_periph.h"
#include "esp_flash.h"
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 uint8_t *source, size_t length);
TEST_CASE("Test flash write large const buffer", "[spi_flash][esp_flash]")
{
// buffer in flash
test_write_large_buffer(large_const_buffer, sizeof(large_const_buffer));
}
TEST_CASE("Test flash write large RAM buffer", "[spi_flash][esp_flash]")
{
// 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(source_buf, sizeof(large_const_buffer));
free(source_buf);
}
static void test_write_large_buffer(const uint8_t *source, size_t length)
{
const esp_partition_t *part = get_test_data_partition();
TEST_ASSERT(part->size > length + 2 + SPI_FLASH_SEC_SIZE);
printf("Writing %d bytes from source %p\n", length, source);
uint8_t *buf = malloc(length);
TEST_ASSERT_NOT_NULL(buf);
TEST_ESP_OK( esp_flash_erase_region(NULL, part->address, (length + SPI_FLASH_SEC_SIZE) & ~(SPI_FLASH_SEC_SIZE-1)) );
// note writing to unaligned address
TEST_ESP_OK( esp_flash_write(NULL, source, part->address + 1, length) );
TEST_ESP_OK( esp_flash_read(NULL, 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];
TEST_ESP_OK( esp_flash_read(NULL, ends, part->address, sizeof(ends)) );
TEST_ASSERT_EQUAL_HEX8(0xFF, ends[0]);
TEST_ASSERT_EQUAL_HEX8(source[0] , ends[1]);
TEST_ESP_OK( esp_flash_read(NULL, 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]);
}