kopia lustrzana https://github.com/micropython/micropython
112 wiersze
3.4 KiB
C
112 wiersze
3.4 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013-2019 Damien P. George
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* Copyright (c) 2022 Renesas Electronics Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "py/runtime.h"
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#include "py/mperrno.h"
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#include "extmod/vfs_fat.h"
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#include "systick.h"
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#include "led.h"
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#include "storage.h"
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#include "factoryreset.h"
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#if MICROPY_HW_ENABLE_STORAGE
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#if MICROPY_VFS_FAT
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static const char fresh_boot_py[] =
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"# boot.py -- run on boot-up\r\n"
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"# can run arbitrary Python, but best to keep it minimal\r\n"
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;
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static const char fresh_main_py[] =
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"# main.py -- put your code here!\r\n"
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;
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typedef struct _factory_file_t {
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const char *name;
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size_t len;
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const char *data;
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} factory_file_t;
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static const factory_file_t factory_files[] = {
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{"boot.py", sizeof(fresh_boot_py) - 1, fresh_boot_py},
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{"main.py", sizeof(fresh_main_py) - 1, fresh_main_py},
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};
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MP_WEAK void factory_reset_make_files(FATFS *fatfs) {
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for (int i = 0; i < MP_ARRAY_SIZE(factory_files); ++i) {
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const factory_file_t *f = &factory_files[i];
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FIL fp;
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FRESULT res = f_open(fatfs, &fp, f->name, FA_WRITE | FA_CREATE_ALWAYS);
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if (res == FR_OK) {
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UINT n;
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f_write(&fp, f->data, f->len, &n);
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f_close(&fp);
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}
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}
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}
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MP_WEAK int factory_reset_create_filesystem(void) {
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// LED on to indicate creation of local filesystem
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led_state(RA_LED1, 1);
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uint32_t start_tick = HAL_GetTick();
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fs_user_mount_t vfs;
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pyb_flash_init_vfs(&vfs);
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uint8_t working_buf[FF_MAX_SS];
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FRESULT res = f_mkfs(&vfs.fatfs, FM_FAT, 0, working_buf, sizeof(working_buf));
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if (res != FR_OK) {
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mp_printf(&mp_plat_print, "MPY: can't create flash filesystem\n");
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return -MP_ENODEV;
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}
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// Set label
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f_setlabel(&vfs.fatfs, MICROPY_HW_FLASH_FS_LABEL);
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// Populate the filesystem with factory files
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factory_reset_make_files(&vfs.fatfs);
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// Keep LED on for at least 200ms
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systick_wait_at_least(start_tick, 200);
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led_state(RA_LED1, 0);
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mp_printf(&mp_plat_print, "MPY: created flash filesystem\n");
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return 0; // success
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}
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#else
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// If FAT is not enabled then it's up to the board to create a fresh filesystem.
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MP_WEAK int factory_reset_create_filesystem(void) {
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return 0; // success
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}
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#endif // MICROPY_VFS_FAT
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#endif // MICROPY_HW_ENABLE_STORAGE
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