301 lines
9.8 KiB
C
301 lines
9.8 KiB
C
// Copyright 2010-2016 Espressif Systems (Shanghai) PTE LTD
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
// Test for spi_flash_{read,write}.
|
|
|
|
#include <assert.h>
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <sys/param.h>
|
|
|
|
#include <unity.h>
|
|
#include <test_utils.h>
|
|
#include <esp_spi_flash.h>
|
|
#include <rom/spi_flash.h>
|
|
#include "../cache_utils.h"
|
|
#include "soc/timer_group_struct.h"
|
|
#include "soc/timer_group_reg.h"
|
|
#include "esp_heap_caps.h"
|
|
|
|
#define MIN_BLOCK_SIZE 12
|
|
/* Base offset in flash for tests. */
|
|
static size_t start;
|
|
|
|
static void setup_tests()
|
|
{
|
|
if (start == 0) {
|
|
const esp_partition_t *part = get_test_data_partition();
|
|
start = part->address;
|
|
printf("Test data partition @ 0x%x\n", start);
|
|
}
|
|
}
|
|
|
|
#ifndef CONFIG_SPI_FLASH_MINIMAL_TEST
|
|
#define CONFIG_SPI_FLASH_MINIMAL_TEST 1
|
|
#endif
|
|
|
|
static void fill(char *dest, int32_t start, int32_t len)
|
|
{
|
|
for (int32_t i = 0; i < len; i++) {
|
|
*(dest + i) = (char) (start + i);
|
|
}
|
|
}
|
|
|
|
static int cmp_or_dump(const void *a, const void *b, size_t len)
|
|
{
|
|
int r = memcmp(a, b, len);
|
|
if (r != 0) {
|
|
for (int i = 0; i < len; i++) {
|
|
fprintf(stderr, "%02x", ((unsigned char *) a)[i]);
|
|
}
|
|
fprintf(stderr, "\n");
|
|
for (int i = 0; i < len; i++) {
|
|
fprintf(stderr, "%02x", ((unsigned char *) b)[i]);
|
|
}
|
|
fprintf(stderr, "\n");
|
|
}
|
|
return r;
|
|
}
|
|
|
|
static void IRAM_ATTR test_read(int src_off, int dst_off, int len)
|
|
{
|
|
uint32_t src_buf[16];
|
|
char dst_buf[64], dst_gold[64];
|
|
|
|
fprintf(stderr, "src=%d dst=%d len=%d\n", src_off, dst_off, len);
|
|
memset(src_buf, 0xAA, sizeof(src_buf));
|
|
fill(((char *) src_buf) + src_off, src_off, len);
|
|
ESP_ERROR_CHECK(spi_flash_erase_sector((start + src_off) / SPI_FLASH_SEC_SIZE));
|
|
spi_flash_disable_interrupts_caches_and_other_cpu();
|
|
esp_rom_spiflash_result_t rc = esp_rom_spiflash_write(start, src_buf, sizeof(src_buf));
|
|
spi_flash_enable_interrupts_caches_and_other_cpu();
|
|
TEST_ASSERT_EQUAL_INT(rc, ESP_ROM_SPIFLASH_RESULT_OK);
|
|
memset(dst_buf, 0x55, sizeof(dst_buf));
|
|
memset(dst_gold, 0x55, sizeof(dst_gold));
|
|
fill(dst_gold + dst_off, src_off, len);
|
|
ESP_ERROR_CHECK(spi_flash_read(start + src_off, dst_buf + dst_off, len));
|
|
TEST_ASSERT_EQUAL_INT(cmp_or_dump(dst_buf, dst_gold, sizeof(dst_buf)), 0);
|
|
}
|
|
|
|
TEST_CASE("Test spi_flash_read", "[spi_flash]")
|
|
{
|
|
setup_tests();
|
|
#if CONFIG_SPI_FLASH_MINIMAL_TEST
|
|
test_read(0, 0, 0);
|
|
test_read(0, 0, 4);
|
|
test_read(0, 0, 16);
|
|
test_read(0, 0, 64);
|
|
test_read(0, 0, 1);
|
|
test_read(0, 1, 1);
|
|
test_read(1, 0, 1);
|
|
test_read(1, 1, 1);
|
|
test_read(1, 1, 2);
|
|
test_read(1, 1, 3);
|
|
test_read(1, 1, 4);
|
|
test_read(1, 1, 5);
|
|
test_read(3, 2, 5);
|
|
test_read(0, 0, 17);
|
|
test_read(0, 1, 17);
|
|
test_read(1, 0, 17);
|
|
test_read(1, 1, 17);
|
|
test_read(1, 1, 18);
|
|
test_read(1, 1, 19);
|
|
test_read(1, 1, 20);
|
|
test_read(1, 1, 21);
|
|
test_read(3, 2, 21);
|
|
test_read(4, 4, 60);
|
|
test_read(59, 0, 5);
|
|
test_read(60, 0, 4);
|
|
test_read(60, 0, 3);
|
|
test_read(60, 0, 2);
|
|
test_read(63, 0, 1);
|
|
test_read(64, 0, 0);
|
|
test_read(59, 59, 5);
|
|
test_read(60, 60, 4);
|
|
test_read(60, 60, 3);
|
|
test_read(60, 60, 2);
|
|
test_read(63, 63, 1);
|
|
test_read(64, 64, 0);
|
|
#else
|
|
/* This will run a more thorough test but will slam flash pretty hard. */
|
|
for (int src_off = 1; src_off < 16; src_off++) {
|
|
for (int dst_off = 0; dst_off < 16; dst_off++) {
|
|
for (int len = 0; len < 32; len++) {
|
|
test_read(dst_off, src_off, len);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static void IRAM_ATTR test_write(int dst_off, int src_off, int len)
|
|
{
|
|
char src_buf[64], dst_gold[64];
|
|
uint32_t dst_buf[16];
|
|
fprintf(stderr, "dst=%d src=%d len=%d\n", dst_off, src_off, len);
|
|
memset(src_buf, 0x55, sizeof(src_buf));
|
|
fill(src_buf + src_off, src_off, len);
|
|
// Fills with 0xff
|
|
ESP_ERROR_CHECK(spi_flash_erase_sector((start + dst_off) / SPI_FLASH_SEC_SIZE));
|
|
memset(dst_gold, 0xff, sizeof(dst_gold));
|
|
if (len > 0) {
|
|
int pad_left_off = (dst_off & ~3U);
|
|
memset(dst_gold + pad_left_off, 0xff, 4);
|
|
if (dst_off + len > pad_left_off + 4 && (dst_off + len) % 4 != 0) {
|
|
int pad_right_off = ((dst_off + len) & ~3U);
|
|
memset(dst_gold + pad_right_off, 0xff, 4);
|
|
}
|
|
fill(dst_gold + dst_off, src_off, len);
|
|
}
|
|
ESP_ERROR_CHECK(spi_flash_write(start + dst_off, src_buf + src_off, len));
|
|
spi_flash_disable_interrupts_caches_and_other_cpu();
|
|
esp_rom_spiflash_result_t rc = esp_rom_spiflash_read(start, dst_buf, sizeof(dst_buf));
|
|
spi_flash_enable_interrupts_caches_and_other_cpu();
|
|
TEST_ASSERT_EQUAL_INT(rc, ESP_ROM_SPIFLASH_RESULT_OK);
|
|
TEST_ASSERT_EQUAL_INT(cmp_or_dump(dst_buf, dst_gold, sizeof(dst_buf)), 0);
|
|
}
|
|
|
|
TEST_CASE("Test spi_flash_write", "[spi_flash]")
|
|
{
|
|
setup_tests();
|
|
#if CONFIG_SPI_FLASH_MINIMAL_TEST
|
|
test_write(0, 0, 0);
|
|
test_write(0, 0, 4);
|
|
test_write(0, 0, 16);
|
|
test_write(0, 0, 64);
|
|
test_write(0, 0, 1);
|
|
test_write(0, 1, 1);
|
|
test_write(1, 0, 1);
|
|
test_write(1, 1, 1);
|
|
test_write(1, 1, 2);
|
|
test_write(1, 1, 3);
|
|
test_write(1, 1, 4);
|
|
test_write(1, 1, 5);
|
|
test_write(3, 2, 5);
|
|
test_write(4, 4, 60);
|
|
test_write(59, 0, 5);
|
|
test_write(60, 0, 4);
|
|
test_write(60, 0, 3);
|
|
test_write(60, 0, 2);
|
|
test_write(63, 0, 1);
|
|
test_write(64, 0, 0);
|
|
test_write(59, 59, 5);
|
|
test_write(60, 60, 4);
|
|
test_write(60, 60, 3);
|
|
test_write(60, 60, 2);
|
|
test_write(63, 63, 1);
|
|
test_write(64, 64, 0);
|
|
#else
|
|
/* This will run a more thorough test but will slam flash pretty hard. */
|
|
for (int dst_off = 1; dst_off < 16; dst_off++) {
|
|
for (int src_off = 0; src_off < 16; src_off++) {
|
|
for (int len = 0; len < 16; len++) {
|
|
test_write(dst_off, src_off, len);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
/*
|
|
* Test writing from ROM, IRAM and caches. We don't know what exactly will be
|
|
* written, we're testing that there's no crash here.
|
|
*
|
|
* NB: At the moment these only support aligned addresses, because memcpy
|
|
* is not aware of the 32-but load requirements for these regions.
|
|
*/
|
|
ESP_ERROR_CHECK(spi_flash_write(start, (char *) 0x40000000, 16));
|
|
ESP_ERROR_CHECK(spi_flash_write(start, (char *) 0x40070000, 16));
|
|
ESP_ERROR_CHECK(spi_flash_write(start, (char *) 0x40078000, 16));
|
|
ESP_ERROR_CHECK(spi_flash_write(start, (char *) 0x40080000, 16));
|
|
}
|
|
|
|
#ifdef CONFIG_SPIRAM_SUPPORT
|
|
|
|
TEST_CASE("spi_flash_read can read into buffer in external RAM", "[spi_flash]")
|
|
{
|
|
uint8_t* buf_ext = (uint8_t*) heap_caps_malloc(SPI_FLASH_SEC_SIZE, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
|
|
TEST_ASSERT_NOT_NULL(buf_ext);
|
|
|
|
uint8_t* buf_int = (uint8_t*) heap_caps_malloc(SPI_FLASH_SEC_SIZE, MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
|
|
TEST_ASSERT_NOT_NULL(buf_int);
|
|
|
|
TEST_ESP_OK(spi_flash_read(0x1000, buf_int, SPI_FLASH_SEC_SIZE));
|
|
TEST_ESP_OK(spi_flash_read(0x1000, buf_ext, SPI_FLASH_SEC_SIZE));
|
|
|
|
TEST_ASSERT_EQUAL(0, memcmp(buf_ext, buf_int, SPI_FLASH_SEC_SIZE));
|
|
free(buf_ext);
|
|
free(buf_int);
|
|
}
|
|
|
|
TEST_CASE("spi_flash_write can write from external RAM buffer", "[spi_flash]")
|
|
{
|
|
uint32_t* buf_ext = (uint32_t*) heap_caps_malloc(SPI_FLASH_SEC_SIZE, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
|
|
TEST_ASSERT_NOT_NULL(buf_ext);
|
|
|
|
srand(0);
|
|
for (size_t i = 0; i < SPI_FLASH_SEC_SIZE / sizeof(uint32_t); i++)
|
|
{
|
|
uint32_t val = rand();
|
|
buf_ext[i] = val;
|
|
}
|
|
|
|
uint8_t* buf_int = (uint8_t*) heap_caps_malloc(SPI_FLASH_SEC_SIZE, MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
|
|
TEST_ASSERT_NOT_NULL(buf_int);
|
|
|
|
/* Write to flash from buf_ext */
|
|
const esp_partition_t *part = get_test_data_partition();
|
|
TEST_ESP_OK(spi_flash_erase_range(part->address, SPI_FLASH_SEC_SIZE));
|
|
TEST_ESP_OK(spi_flash_write(part->address, buf_ext, SPI_FLASH_SEC_SIZE));
|
|
|
|
/* Read back to buf_int and compare */
|
|
TEST_ESP_OK(spi_flash_read(part->address, buf_int, SPI_FLASH_SEC_SIZE));
|
|
TEST_ASSERT_EQUAL(0, memcmp(buf_ext, buf_int, SPI_FLASH_SEC_SIZE));
|
|
|
|
free(buf_ext);
|
|
free(buf_int);
|
|
}
|
|
|
|
TEST_CASE("spi_flash_read less than 16 bytes into buffer in external RAM", "[spi_flash]")
|
|
{
|
|
uint8_t *buf_ext_8 = (uint8_t *) heap_caps_malloc(MIN_BLOCK_SIZE, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
|
|
TEST_ASSERT_NOT_NULL(buf_ext_8);
|
|
|
|
uint8_t *buf_int_8 = (uint8_t *) heap_caps_malloc(MIN_BLOCK_SIZE, MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
|
|
TEST_ASSERT_NOT_NULL(buf_int_8);
|
|
|
|
uint8_t data_8[MIN_BLOCK_SIZE];
|
|
for (int i = 0; i < MIN_BLOCK_SIZE; i++) {
|
|
data_8[i] = i;
|
|
}
|
|
|
|
const esp_partition_t *part = get_test_data_partition();
|
|
TEST_ESP_OK(spi_flash_erase_range(part->address, SPI_FLASH_SEC_SIZE));
|
|
TEST_ESP_OK(spi_flash_write(part->address, data_8, MIN_BLOCK_SIZE));
|
|
TEST_ESP_OK(spi_flash_read(part->address, buf_ext_8, MIN_BLOCK_SIZE));
|
|
TEST_ESP_OK(spi_flash_read(part->address, buf_int_8, MIN_BLOCK_SIZE));
|
|
|
|
TEST_ASSERT_EQUAL(0, memcmp(buf_ext_8, data_8, MIN_BLOCK_SIZE));
|
|
TEST_ASSERT_EQUAL(0, memcmp(buf_int_8, data_8, MIN_BLOCK_SIZE));
|
|
|
|
if (buf_ext_8) {
|
|
free(buf_ext_8);
|
|
buf_ext_8 = NULL;
|
|
}
|
|
if (buf_int_8) {
|
|
free(buf_int_8);
|
|
buf_int_8 = NULL;
|
|
}
|
|
}
|
|
|
|
#endif // CONFIG_ESP32_SPIRAM_SUPPORT
|