36ccdee6ec
Without this, it's possible for stale information to be read from cache via mmap, even if the MMU table entry had been invalidated prior to writing flash (if the same MMU table entry was re-used after writing flash.)
87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
#include <stdio.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#include <freertos/semphr.h>
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#include <unity.h>
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#include <esp_spi_flash.h>
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#include <esp_attr.h>
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#include "test_config.h"
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struct flash_test_ctx {
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uint32_t offset;
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bool fail;
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SemaphoreHandle_t done;
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};
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static void flash_test_task(void *arg)
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{
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struct flash_test_ctx *ctx = (struct flash_test_ctx *) arg;
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vTaskDelay(100 / portTICK_PERIOD_MS);
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const uint32_t sector = ctx->offset;
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printf("t%d\n", sector);
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printf("es%d\n", sector);
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if (spi_flash_erase_sector(sector) != ESP_OK) {
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ctx->fail = true;
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printf("Erase failed\r\n");
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xSemaphoreGive(ctx->done);
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vTaskDelete(NULL);
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}
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printf("ed%d\n", sector);
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vTaskDelay(0 / portTICK_PERIOD_MS);
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uint32_t val = 0xabcd1234;
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for (uint32_t offset = 0; offset < SPI_FLASH_SEC_SIZE; offset += 4) {
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if (spi_flash_write(sector * SPI_FLASH_SEC_SIZE + offset, (const uint8_t *) &val, 4) != ESP_OK) {
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printf("Write failed at offset=%d\r\n", offset);
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ctx->fail = true;
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break;
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}
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}
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printf("wd%d\n", sector);
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vTaskDelay(0 / portTICK_PERIOD_MS);
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uint32_t val_read;
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for (uint32_t offset = 0; offset < SPI_FLASH_SEC_SIZE; offset += 4) {
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if (spi_flash_read(sector * SPI_FLASH_SEC_SIZE + offset, (uint8_t *) &val_read, 4) != ESP_OK) {
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printf("Read failed at offset=%d\r\n", offset);
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ctx->fail = true;
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break;
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}
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if (val_read != val) {
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printf("Read invalid value=%08x at offset=%d\r\n", val_read, offset);
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ctx->fail = true;
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break;
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}
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}
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printf("td%d\n", sector);
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xSemaphoreGive(ctx->done);
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vTaskDelete(NULL);
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}
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TEST_CASE("flash write and erase work both on PRO CPU and on APP CPU", "[spi_flash][ignore]")
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{
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SemaphoreHandle_t done = xSemaphoreCreateCounting(4, 0);
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struct flash_test_ctx ctx[4] = {
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{ .offset = 0x100 + 6, .done = done },
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{ .offset = 0x100 + 7, .done = done },
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{ .offset = 0x100 + 8, .done = done },
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{ .offset = 0x100 + 9, .done = done }
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};
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xTaskCreatePinnedToCore(flash_test_task, "1", 2048, &ctx[0], 3, NULL, 0);
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xTaskCreatePinnedToCore(flash_test_task, "2", 2048, &ctx[1], 3, NULL, 1);
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xTaskCreatePinnedToCore(flash_test_task, "3", 2048, &ctx[2], 3, NULL, tskNO_AFFINITY);
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xTaskCreatePinnedToCore(flash_test_task, "4", 2048, &ctx[3], 3, NULL, tskNO_AFFINITY);
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for (int i = 0; i < 4; ++i) {
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xSemaphoreTake(done, portMAX_DELAY);
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TEST_ASSERT_FALSE(ctx[i].fail);
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}
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vSemaphoreDelete(done);
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}
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