356f258e83
* use nuttx libc, disable system libc * use tlsf as default * update lhal flash driver * add example readme * add flash ini for new flash tool * add fw header for new flash tool
142 lines
4.3 KiB
C
142 lines
4.3 KiB
C
/****************************************************************************
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include "FreeRTOS.h"
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#include "task.h"
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#include "shell.h"
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#include "bflb_mtimer.h"
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#include "bflb_flash.h"
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#include "bflb_l1c.h"
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#include "bflb_uart.h"
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#include "board.h"
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#include "log.h"
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#include "lfs.h"
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#include "lfs_port.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/*!< use memory area after 512k */
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#define LITTLEFS_FLASH_SIZE (0x71000)
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#define LITTLEFS_FLASH_BLOCK_SIZE 4096
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#define LITTLEFS_FLASH_BLOCK_COUNT (LITTLEFS_FLASH_SIZE / LITTLEFS_FLASH_BLOCK_SIZE)
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#define LITTLEFS_FLASH_BLOCK_CYCLE 500
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static struct bflb_device_s *uart0;
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lfs_t lfs;
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lfs_file_t file;
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/*!< configuration of the filesystem is provided by this struct */
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const struct lfs_config cfg = {
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// block device operations
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.read = lfs_xip_flash_read,
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.prog = lfs_xip_flash_prog,
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.erase = lfs_xip_flash_erase,
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.sync = lfs_xip_flash_sync,
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// block device configuration
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.read_size = 16,
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.prog_size = 16,
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.lookahead_size = 16,
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.cache_size = 16,
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.block_size = LITTLEFS_FLASH_BLOCK_SIZE,
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.block_count = LITTLEFS_FLASH_BLOCK_COUNT,
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.block_cycles = LITTLEFS_FLASH_BLOCK_CYCLE,
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};
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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extern void shell_init_with_task(struct bflb_device_s *shell);
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extern void cmd_kv_test(int argc, char **argv);
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SHELL_CMD_EXPORT_ALIAS(cmd_kv_test, kv_test, shell kv test);
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/****************************************************************************
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* Functions
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****************************************************************************/
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int main(void)
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{
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board_init();
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uart0 = bflb_device_get_by_name("uart0");
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shell_init_with_task(uart0);
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// mount the filesystem
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int err = lfs_mount(&lfs, &cfg);
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// reformat if we can't mount the filesystem
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// this should only happen on the first boot
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if (err) {
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LOG_W("try to reformat \r\n");
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err = lfs_format(&lfs, &cfg);
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if (err) {
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LOG_F("reformat fail\r\n");
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_CALL_ERROR();
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}
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LOG_I("reformat success\r\n");
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err = lfs_mount(&lfs, &cfg);
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if (err) {
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LOG_F("mount fail\r\n");
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_CALL_ERROR();
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}
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}
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LOG_I("mount success\r\n");
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// read current count
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uint32_t boot_count = 0;
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lfs_file_open(&lfs, &file, "boot_count", LFS_O_RDWR | LFS_O_CREAT);
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lfs_file_read(&lfs, &file, &boot_count, sizeof(boot_count));
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// update boot count
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boot_count += 1;
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lfs_file_rewind(&lfs, &file);
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lfs_file_write(&lfs, &file, &boot_count, sizeof(boot_count));
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// remember the storage is not updated until the file is closed successfully
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lfs_file_close(&lfs, &file);
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// release any resources we were using
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// lfs_unmount(&lfs);
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// print the boot count
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printf("boot_count: %d\n", boot_count);
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vTaskStartScheduler();
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while (1) {
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}
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}
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