Draft implementation of SPIFFS integration
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3
.gitmodules
vendored
3
.gitmodules
vendored
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@ -11,3 +11,6 @@
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path = bootloader/rboot
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url = https://github.com/raburton/rboot.git
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[submodule "extras/spiffs/spiffs"]
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path = extras/spiffs/spiffs
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url = https://github.com/pellepl/spiffs.git
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9
examples/spiffs/Makefile
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9
examples/spiffs/Makefile
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PROGRAM=spiffs_example
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EXTRA_COMPONENTS = extras/spiffs
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FLASH_SIZE = 32
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# spiffs configuration
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SPIFFS_BASE_ADDR = 0x200000
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SPIFFS_SIZE = 0x100000
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include ../../common.mk
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180
examples/spiffs/spiffs_example.c
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180
examples/spiffs/spiffs_example.c
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#include "espressif/esp_common.h"
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#include "esp/uart.h"
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#include "FreeRTOS.h"
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#include "task.h"
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#include "esp8266.h"
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#include "spiffs.h"
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#include "esp_spiffs.h"
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#define TEST_FILE_NAME_LEN 16
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#define TEST_FILES 32
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#define TEST_FILE_MAX_SIZE 8192
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typedef struct {
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char name[TEST_FILE_NAME_LEN];
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uint16_t size;
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uint8_t first_data_byte;
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} TestFile;
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static TestFile test_files[TEST_FILES];
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inline static void fill_test_data(uint8_t *src, uint16_t size, uint8_t first_byte)
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{
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while (size--) {
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*src++ = first_byte++;
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}
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}
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static bool write_test_files()
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{
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uint8_t *buf = (uint8_t*)malloc(TEST_FILE_MAX_SIZE);
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bool result = true;
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for (uint8_t i = 0; i < TEST_FILES; i++) {
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sprintf(test_files[i].name, "file_%d.dat", i);
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spiffs_file f = SPIFFS_open(&fs, test_files[i].name,
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SPIFFS_CREAT|SPIFFS_RDWR|SPIFFS_TRUNC, 0);
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if (f < 0) {
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printf("Open file operation failed\n");
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result = false;
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break;
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}
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test_files[i].size = rand() % TEST_FILE_MAX_SIZE;
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test_files[i].first_data_byte = rand() % 256;
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fill_test_data(buf, test_files[i].size, test_files[i].first_data_byte);
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printf("Writing file %s size=%d\n", test_files[i].name,
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test_files[i].size);
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int32_t written = SPIFFS_write(&fs, f, buf, test_files[i].size);
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if (written != test_files[i].size) {
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printf("Write file operation failed, written=%d\n", written);
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result = false;
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break;
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}
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SPIFFS_close(&fs, f);
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}
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free(buf);
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return result;
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}
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inline static bool verify_test_data(uint8_t *data, uint16_t size,
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uint8_t first_byte)
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{
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while (size--) {
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if (*data++ != first_byte++) {
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return false;
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}
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}
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return true;
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}
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static bool verify_test_files()
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{
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uint8_t *buf = (uint8_t*)malloc(TEST_FILE_MAX_SIZE);
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bool result = true;
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for (uint8_t i = 0; i < TEST_FILES; i++) {
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printf("Verifying file %s\n", test_files[i].name);
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spiffs_file f = SPIFFS_open(&fs, test_files[i].name, SPIFFS_RDONLY, 0);
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if (f < 0) {
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printf("Open file operation failed\n");
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result = false;
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break;
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}
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int32_t n = SPIFFS_read(&fs, f, buf, test_files[i].size);
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if (n != test_files[i].size) {
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printf("Read file operation failed\n");
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result = false;
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break;
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}
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if (!verify_test_data(buf, test_files[i].size,
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test_files[i].first_data_byte)) {
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printf("Data verification failed\n");
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result = false;
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break;
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}
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SPIFFS_close(&fs, f);
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}
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free(buf);
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return result;
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}
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static bool cleanup_test_files()
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{
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bool result = true;
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for (uint8_t i = 0; i < TEST_FILES; i++) {
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printf("Removing file %s\n", test_files[i].name);
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if (SPIFFS_remove(&fs, test_files[i].name) != SPIFFS_OK) {
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printf("Remove file operation failed\n");
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result = false;
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break;
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}
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}
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return result;
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}
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inline static void print_info()
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{
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uint32_t total, used;
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SPIFFS_info(&fs, &total, &used);
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printf("FS total=%d bytes, used=%d bytes\n", total, used);
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printf("FS %d %% used\n", 100 * used/total);
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// File system structure visualisation
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// SPIFFS_vis(&fs);
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}
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void test_task(void *pvParameters)
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{
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bool result = true;
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esp_spiffs_mount();
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esp_spiffs_unmount(); // FS must be unmounted before formating
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if (SPIFFS_format(&fs) == SPIFFS_OK) {
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printf("Format complete\n");
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} else {
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printf("Format failed\n");
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}
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esp_spiffs_mount();
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while (1) {
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vTaskDelay(5000 / portTICK_RATE_MS);
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result = write_test_files();
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if (result) {
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result = verify_test_files();
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}
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print_info();
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if (result) {
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result = cleanup_test_files();
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}
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if (result) {
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printf("Test passed!\n");
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} else {
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printf("Test failed!\n");
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while (1) {
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vTaskDelay(1);
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}
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}
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}
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}
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void user_init(void)
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{
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uart_set_baud(0, 115200);
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xTaskCreate(test_task, (signed char *)"test_task", 1024, NULL, 2, NULL);
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}
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17
extras/spiffs/component.mk
Normal file
17
extras/spiffs/component.mk
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# Component makefile for extras/spiffs
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SPIFFS_BASE_ADDR ?= 0x300000
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SPIFFS_SIZE ?= 0x100000
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INC_DIRS += $(spiffs_ROOT)
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INC_DIRS += $(spiffs_ROOT)spiffs/src
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# args for passing into compile rule generation
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spiffs_SRC_DIR = $(spiffs_ROOT)spiffs/src
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spiffs_SRC_DIR += $(spiffs_ROOT)
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spiffs_CFLAGS = $(CFLAGS)
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spiffs_CFLAGS += -DSPIFFS_BASE_ADDR=$(SPIFFS_BASE_ADDR)
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spiffs_CFLAGS += -DSPIFFS_SIZE=$(SPIFFS_SIZE)
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$(eval $(call component_compile_rules,spiffs))
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187
extras/spiffs/esp_spiffs.c
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187
extras/spiffs/esp_spiffs.c
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/**
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* ESP8266 SPIFFS HAL configuration.
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*
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* Part of esp-open-rtos
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* Copyright (c) 2016 sheinz https://github.com/sheinz
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* MIT License
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*/
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#include "esp_spiffs.h"
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#include "spiffs.h"
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#include <espressif/spi_flash.h>
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#include <stdbool.h>
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spiffs fs;
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static void *work_buf = 0;
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static void *fds_buf = 0;
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static void *cache_buf = 0;
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/*
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* Flash addresses and size alignment is a rip-off of Arduino implementation.
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*/
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static s32_t esp_spiffs_read(u32_t addr, u32_t size, u8_t *dst)
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{
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uint32_t result = SPIFFS_OK;
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uint32_t alignedBegin = (addr + 3) & (~3);
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uint32_t alignedEnd = (addr + size) & (~3);
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if (alignedEnd < alignedBegin) {
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alignedEnd = alignedBegin;
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}
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if (addr < alignedBegin) {
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uint32_t nb = alignedBegin - addr;
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uint32_t tmp;
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if (sdk_spi_flash_read(alignedEnd - 4, &tmp, 4) != SPI_FLASH_RESULT_OK) {
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printf("spi_flash_read failed\n");
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return SPIFFS_ERR_INTERNAL;
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}
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memcpy(dst, &tmp + 4 - nb, nb);
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}
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if (alignedEnd != alignedBegin) {
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if (sdk_spi_flash_read(alignedBegin,
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(uint32_t*) (dst + alignedBegin - addr),
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alignedEnd - alignedBegin) != SPI_FLASH_RESULT_OK) {
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printf("spi_flash_read failed\n");
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return SPIFFS_ERR_INTERNAL;
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}
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}
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if (addr + size > alignedEnd) {
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uint32_t nb = addr + size - alignedEnd;
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uint32_t tmp;
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if (sdk_spi_flash_read(alignedEnd, &tmp, 4) != SPI_FLASH_RESULT_OK) {
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printf("spi_flash_read failed\n");
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return SPIFFS_ERR_INTERNAL;
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}
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memcpy(dst + size - nb, &tmp, nb);
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}
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return result;
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}
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static const int UNALIGNED_WRITE_BUFFER_SIZE = 512;
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static s32_t esp_spiffs_write(u32_t addr, u32_t size, u8_t *src)
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{
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uint32_t alignedBegin = (addr + 3) & (~3);
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uint32_t alignedEnd = (addr + size) & (~3);
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if (alignedEnd < alignedBegin) {
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alignedEnd = alignedBegin;
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}
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if (addr < alignedBegin) {
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uint32_t ofs = alignedBegin - addr;
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uint32_t nb = (size < ofs) ? size : ofs;
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uint8_t tmp[4] __attribute__((aligned(4))) = {0xff, 0xff, 0xff, 0xff};
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memcpy(tmp + 4 - ofs, src, nb);
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if (sdk_spi_flash_write(alignedBegin - 4, (uint32_t*) tmp, 4)
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!= SPI_FLASH_RESULT_OK) {
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printf("spi_flash_write failed\n");
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return SPIFFS_ERR_INTERNAL;
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}
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}
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if (alignedEnd != alignedBegin) {
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uint32_t* srcLeftover = (uint32_t*) (src + alignedBegin - addr);
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uint32_t srcAlign = ((uint32_t) srcLeftover) & 3;
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if (!srcAlign) {
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if (sdk_spi_flash_write(alignedBegin, (uint32_t*) srcLeftover,
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alignedEnd - alignedBegin) != SPI_FLASH_RESULT_OK) {
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printf("spi_flash_write failed\n");
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return SPIFFS_ERR_INTERNAL;
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}
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}
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else {
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uint8_t buf[UNALIGNED_WRITE_BUFFER_SIZE];
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for (uint32_t sizeLeft = alignedEnd - alignedBegin; sizeLeft; ) {
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size_t willCopy = sizeLeft < sizeof(buf) ? sizeLeft : sizeof(buf);
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memcpy(buf, srcLeftover, willCopy);
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if (sdk_spi_flash_write(alignedBegin, (uint32_t*) buf, willCopy)
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!= SPI_FLASH_RESULT_OK) {
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printf("spi_flash_write failed\n");
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return SPIFFS_ERR_INTERNAL;
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}
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sizeLeft -= willCopy;
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srcLeftover += willCopy;
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alignedBegin += willCopy;
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}
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}
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}
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if (addr + size > alignedEnd) {
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uint32_t nb = addr + size - alignedEnd;
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uint32_t tmp = 0xffffffff;
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memcpy(&tmp, src + size - nb, nb);
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if (sdk_spi_flash_write(alignedEnd, &tmp, 4) != SPI_FLASH_RESULT_OK) {
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printf("spi_flash_write failed\n");
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return SPIFFS_ERR_INTERNAL;
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}
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}
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return SPIFFS_OK;
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}
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static s32_t esp_spiffs_erase(u32_t addr, u32_t size)
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{
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if (addr % SPI_FLASH_SEC_SIZE) {
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printf("Unaligned erase addr=%x\n", addr);
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}
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if (size % SPI_FLASH_SEC_SIZE) {
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printf("Unaligned erase size=%d\n", size);
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}
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const uint32_t sector = addr / SPI_FLASH_SEC_SIZE;
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const uint32_t sectorCount = size / SPI_FLASH_SEC_SIZE;
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for (uint32_t i = 0; i < sectorCount; ++i) {
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sdk_spi_flash_erase_sector(sector + i);
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}
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return SPIFFS_OK;
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}
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int32_t esp_spiffs_mount()
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{
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spiffs_config config = {0};
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config.hal_read_f = esp_spiffs_read;
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config.hal_write_f = esp_spiffs_write;
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config.hal_erase_f = esp_spiffs_erase;
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size_t workBufSize = 2 * SPIFFS_CFG_LOG_PAGE_SZ();
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size_t fdsBufSize = SPIFFS_buffer_bytes_for_filedescs(&fs, 5);
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size_t cacheBufSize = SPIFFS_buffer_bytes_for_cache(&fs, 5);
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work_buf = malloc(workBufSize);
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fds_buf = malloc(fdsBufSize);
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cache_buf = malloc(cacheBufSize);
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printf("spiffs memory, work_buf_size=%d, fds_buf_size=%d, cache_buf_size=%d\n",
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workBufSize, fdsBufSize, cacheBufSize);
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int32_t err = SPIFFS_mount(&fs, &config, work_buf, fds_buf, fdsBufSize,
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cache_buf, cacheBufSize, 0);
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if (err != SPIFFS_OK) {
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printf("Error spiffs mount: %d\n", err);
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}
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return err;
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}
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void esp_spiffs_unmount()
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{
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SPIFFS_unmount(&fs);
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free(work_buf);
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free(fds_buf);
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free(cache_buf);
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work_buf = 0;
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fds_buf = 0;
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cache_buf = 0;
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}
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28
extras/spiffs/esp_spiffs.h
Normal file
28
extras/spiffs/esp_spiffs.h
Normal file
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/**
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* ESP8266 SPIFFS HAL configuration.
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*
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* Part of esp-open-rtos
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* Copyright (c) 2016 sheinz https://github.com/sheinz
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* MIT License
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*/
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#ifndef __ESP_SPIFFS_H__
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#define __ESP_SPIFFS_H__
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#include "spiffs.h"
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extern spiffs fs;
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/**
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* Provide SPIFFS with all necessary configuration, allocate memory buffers
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* and mount SPIFFS.
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*
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* Return SPIFFS return code.
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*/
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int32_t esp_spiffs_mount();
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/**
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* Unmount SPIFFS and free all allocated buffers.
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*/
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void esp_spiffs_unmount();
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#endif // __ESP_SPIFFS_H__
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1
extras/spiffs/spiffs
Submodule
1
extras/spiffs/spiffs
Submodule
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Subproject commit c6e94fdca5c1601b90c027167f8d453c48e482c4
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263
extras/spiffs/spiffs_config.h
Normal file
263
extras/spiffs/spiffs_config.h
Normal file
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/*
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* spiffs_config.h
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*
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* Created on: Jul 3, 2013
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* Author: petera
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*/
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#ifndef SPIFFS_CONFIG_H_
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#define SPIFFS_CONFIG_H_
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// ----------- 8< ------------
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <ctype.h>
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// #include <FreeRTOS.h> // for vPortEnterCritical/vPortExitCritical
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// ----------- >8 ------------
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typedef signed int s32_t;
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typedef unsigned int u32_t;
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typedef signed short s16_t;
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typedef unsigned short u16_t;
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typedef signed char s8_t;
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typedef unsigned char u8_t;
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// compile time switches
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// Set generic spiffs debug output call.
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#ifndef SPIFFS_DBG
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#define SPIFFS_DBG(...) //printf(__VA_ARGS__)
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#endif
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// Set spiffs debug output call for garbage collecting.
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#ifndef SPIFFS_GC_DBG
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#define SPIFFS_GC_DBG(...) //printf(__VA_ARGS__)
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#endif
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// Set spiffs debug output call for caching.
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#ifndef SPIFFS_CACHE_DBG
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#define SPIFFS_CACHE_DBG(...) //printf(__VA_ARGS__)
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#endif
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// Set spiffs debug output call for system consistency checks.
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#ifndef SPIFFS_CHECK_DBG
|
||||
#define SPIFFS_CHECK_DBG(...) //printf(__VA_ARGS__)
|
||||
#endif
|
||||
|
||||
// Enable/disable API functions to determine exact number of bytes
|
||||
// for filedescriptor and cache buffers. Once decided for a configuration,
|
||||
// this can be disabled to reduce flash.
|
||||
#ifndef SPIFFS_BUFFER_HELP
|
||||
#define SPIFFS_BUFFER_HELP 1
|
||||
#endif
|
||||
|
||||
// Enables/disable memory read caching of nucleus file system operations.
|
||||
// If enabled, memory area must be provided for cache in SPIFFS_mount.
|
||||
#ifndef SPIFFS_CACHE
|
||||
#define SPIFFS_CACHE 1
|
||||
#endif
|
||||
#if SPIFFS_CACHE
|
||||
// Enables memory write caching for file descriptors in hydrogen
|
||||
#ifndef SPIFFS_CACHE_WR
|
||||
#define SPIFFS_CACHE_WR 1
|
||||
#endif
|
||||
|
||||
// Enable/disable statistics on caching. Debug/test purpose only.
|
||||
#ifndef SPIFFS_CACHE_STATS
|
||||
#define SPIFFS_CACHE_STATS 0
|
||||
#endif
|
||||
#endif
|
||||
|
||||
// Always check header of each accessed page to ensure consistent state.
|
||||
// If enabled it will increase number of reads, will increase flash.
|
||||
#ifndef SPIFFS_PAGE_CHECK
|
||||
#define SPIFFS_PAGE_CHECK 1
|
||||
#endif
|
||||
|
||||
// Define maximum number of gc runs to perform to reach desired free pages.
|
||||
#ifndef SPIFFS_GC_MAX_RUNS
|
||||
#define SPIFFS_GC_MAX_RUNS 3
|
||||
#endif
|
||||
|
||||
// Enable/disable statistics on gc. Debug/test purpose only.
|
||||
#ifndef SPIFFS_GC_STATS
|
||||
#define SPIFFS_GC_STATS 0
|
||||
#endif
|
||||
|
||||
// Garbage collecting examines all pages in a block which and sums up
|
||||
// to a block score. Deleted pages normally gives positive score and
|
||||
// used pages normally gives a negative score (as these must be moved).
|
||||
// To have a fair wear-leveling, the erase age is also included in score,
|
||||
// whose factor normally is the most positive.
|
||||
// The larger the score, the more likely it is that the block will
|
||||
// picked for garbage collection.
|
||||
|
||||
// Garbage collecting heuristics - weight used for deleted pages.
|
||||
#ifndef SPIFFS_GC_HEUR_W_DELET
|
||||
#define SPIFFS_GC_HEUR_W_DELET (5)
|
||||
#endif
|
||||
// Garbage collecting heuristics - weight used for used pages.
|
||||
#ifndef SPIFFS_GC_HEUR_W_USED
|
||||
#define SPIFFS_GC_HEUR_W_USED (-1)
|
||||
#endif
|
||||
// Garbage collecting heuristics - weight used for time between
|
||||
// last erased and erase of this block.
|
||||
#ifndef SPIFFS_GC_HEUR_W_ERASE_AGE
|
||||
#define SPIFFS_GC_HEUR_W_ERASE_AGE (50)
|
||||
#endif
|
||||
|
||||
// Object name maximum length. Note that this length include the
|
||||
// zero-termination character, meaning maximum string of characters
|
||||
// can at most be SPIFFS_OBJ_NAME_LEN - 1.
|
||||
#ifndef SPIFFS_OBJ_NAME_LEN
|
||||
#define SPIFFS_OBJ_NAME_LEN (32)
|
||||
#endif
|
||||
|
||||
// Size of buffer allocated on stack used when copying data.
|
||||
// Lower value generates more read/writes. No meaning having it bigger
|
||||
// than logical page size.
|
||||
#ifndef SPIFFS_COPY_BUFFER_STACK
|
||||
#define SPIFFS_COPY_BUFFER_STACK (64)
|
||||
#endif
|
||||
|
||||
// Enable this to have an identifiable spiffs filesystem. This will look for
|
||||
// a magic in all sectors to determine if this is a valid spiffs system or
|
||||
// not on mount point. If not, SPIFFS_format must be called prior to mounting
|
||||
// again.
|
||||
#ifndef SPIFFS_USE_MAGIC
|
||||
#define SPIFFS_USE_MAGIC (0)
|
||||
#endif
|
||||
|
||||
#if SPIFFS_USE_MAGIC
|
||||
// Only valid when SPIFFS_USE_MAGIC is enabled. If SPIFFS_USE_MAGIC_LENGTH is
|
||||
// enabled, the magic will also be dependent on the length of the filesystem.
|
||||
// For example, a filesystem configured and formatted for 4 megabytes will not
|
||||
// be accepted for mounting with a configuration defining the filesystem as 2
|
||||
// megabytes.
|
||||
#ifndef SPIFFS_USE_MAGIC_LENGTH
|
||||
#define SPIFFS_USE_MAGIC_LENGTH (0)
|
||||
#endif
|
||||
#endif
|
||||
|
||||
// SPIFFS_LOCK and SPIFFS_UNLOCK protects spiffs from reentrancy on api level
|
||||
// These should be defined on a multithreaded system
|
||||
|
||||
// define this to enter a mutex if you're running on a multithreaded system
|
||||
#ifndef SPIFFS_LOCK
|
||||
#define SPIFFS_LOCK(fs) // vPortEnterCritical()
|
||||
#endif
|
||||
// define this to exit a mutex if you're running on a multithreaded system
|
||||
#ifndef SPIFFS_UNLOCK
|
||||
#define SPIFFS_UNLOCK(fs) // vPortExitCritical()
|
||||
#endif
|
||||
|
||||
// Enable if only one spiffs instance with constant configuration will exist
|
||||
// on the target. This will reduce calculations, flash and memory accesses.
|
||||
// Parts of configuration must be defined below instead of at time of mount.
|
||||
#ifndef SPIFFS_SINGLETON
|
||||
#define SPIFFS_SINGLETON 1
|
||||
#endif
|
||||
|
||||
#if SPIFFS_SINGLETON
|
||||
// Instead of giving parameters in config struct, singleton build must
|
||||
// give parameters in defines below.
|
||||
#ifndef SPIFFS_CFG_PHYS_SZ
|
||||
#define SPIFFS_CFG_PHYS_SZ(ignore) (SPIFFS_SIZE)
|
||||
#endif
|
||||
#ifndef SPIFFS_CFG_PHYS_ERASE_SZ
|
||||
#define SPIFFS_CFG_PHYS_ERASE_SZ(ignore) (4*1024)
|
||||
#endif
|
||||
#ifndef SPIFFS_CFG_PHYS_ADDR
|
||||
#define SPIFFS_CFG_PHYS_ADDR(ignore) (SPIFFS_BASE_ADDR)
|
||||
#endif
|
||||
#ifndef SPIFFS_CFG_LOG_PAGE_SZ
|
||||
#define SPIFFS_CFG_LOG_PAGE_SZ(ignore) (256)
|
||||
#endif
|
||||
#ifndef SPIFFS_CFG_LOG_BLOCK_SZ
|
||||
#define SPIFFS_CFG_LOG_BLOCK_SZ(ignore) (4*1024)
|
||||
#endif
|
||||
#endif
|
||||
|
||||
// Enable this if your target needs aligned data for index tables
|
||||
#ifndef SPIFFS_ALIGNED_OBJECT_INDEX_TABLES
|
||||
#define SPIFFS_ALIGNED_OBJECT_INDEX_TABLES 1
|
||||
#endif
|
||||
|
||||
// Enable this if you want the HAL callbacks to be called with the spiffs struct
|
||||
#ifndef SPIFFS_HAL_CALLBACK_EXTRA
|
||||
#define SPIFFS_HAL_CALLBACK_EXTRA 0
|
||||
#endif
|
||||
|
||||
// Enable this if you want to add an integer offset to all file handles
|
||||
// (spiffs_file). This is useful if running multiple instances of spiffs on
|
||||
// same target, in order to recognise to what spiffs instance a file handle
|
||||
// belongs.
|
||||
// NB: This adds config field fh_ix_offset in the configuration struct when
|
||||
// mounting, which must be defined.
|
||||
#ifndef SPIFFS_FILEHDL_OFFSET
|
||||
#define SPIFFS_FILEHDL_OFFSET 0
|
||||
#endif
|
||||
|
||||
// Enable this to compile a read only version of spiffs.
|
||||
// This will reduce binary size of spiffs. All code comprising modification
|
||||
// of the file system will not be compiled. Some config will be ignored.
|
||||
// HAL functions for erasing and writing to spi-flash may be null. Cache
|
||||
// can be disabled for even further binary size reduction (and ram savings).
|
||||
// Functions modifying the fs will return SPIFFS_ERR_RO_NOT_IMPL.
|
||||
// If the file system cannot be mounted due to aborted erase operation and
|
||||
// SPIFFS_USE_MAGIC is enabled, SPIFFS_ERR_RO_ABORTED_OPERATION will be
|
||||
// returned.
|
||||
// Might be useful for e.g. bootloaders and such.
|
||||
#ifndef SPIFFS_READ_ONLY
|
||||
#define SPIFFS_READ_ONLY 0
|
||||
#endif
|
||||
|
||||
// Set SPIFFS_TEST_VISUALISATION to non-zero to enable SPIFFS_vis function
|
||||
// in the api. This function will visualize all filesystem using given printf
|
||||
// function.
|
||||
#ifndef SPIFFS_TEST_VISUALISATION
|
||||
#define SPIFFS_TEST_VISUALISATION 1
|
||||
#endif
|
||||
#if SPIFFS_TEST_VISUALISATION
|
||||
#ifndef spiffs_printf
|
||||
#define spiffs_printf(...) printf(__VA_ARGS__)
|
||||
#endif
|
||||
// spiffs_printf argument for a free page
|
||||
#ifndef SPIFFS_TEST_VIS_FREE_STR
|
||||
#define SPIFFS_TEST_VIS_FREE_STR "_"
|
||||
#endif
|
||||
// spiffs_printf argument for a deleted page
|
||||
#ifndef SPIFFS_TEST_VIS_DELE_STR
|
||||
#define SPIFFS_TEST_VIS_DELE_STR "/"
|
||||
#endif
|
||||
// spiffs_printf argument for an index page for given object id
|
||||
#ifndef SPIFFS_TEST_VIS_INDX_STR
|
||||
#define SPIFFS_TEST_VIS_INDX_STR(id) "i"
|
||||
#endif
|
||||
// spiffs_printf argument for a data page for given object id
|
||||
#ifndef SPIFFS_TEST_VIS_DATA_STR
|
||||
#define SPIFFS_TEST_VIS_DATA_STR(id) "d"
|
||||
#endif
|
||||
#endif
|
||||
|
||||
// Types depending on configuration such as the amount of flash bytes
|
||||
// given to spiffs file system in total (spiffs_file_system_size),
|
||||
// the logical block size (log_block_size), and the logical page size
|
||||
// (log_page_size)
|
||||
|
||||
// Block index type. Make sure the size of this type can hold
|
||||
// the highest number of all blocks - i.e. spiffs_file_system_size / log_block_size
|
||||
typedef u16_t spiffs_block_ix;
|
||||
// Page index type. Make sure the size of this type can hold
|
||||
// the highest page number of all pages - i.e. spiffs_file_system_size / log_page_size
|
||||
typedef u16_t spiffs_page_ix;
|
||||
// Object id type - most significant bit is reserved for index flag. Make sure the
|
||||
// size of this type can hold the highest object id on a full system,
|
||||
// i.e. 2 + (spiffs_file_system_size / (2*log_page_size))*2
|
||||
typedef u16_t spiffs_obj_id;
|
||||
// Object span index type. Make sure the size of this type can
|
||||
// hold the largest possible span index on the system -
|
||||
// i.e. (spiffs_file_system_size / log_page_size) - 1
|
||||
typedef u16_t spiffs_span_ix;
|
||||
|
||||
#endif /* SPIFFS_CONFIG_H_ */
|
Loading…
Reference in a new issue