63 lines
2.4 KiB
C
63 lines
2.4 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) 2020 Scott Shawcroft for Adafruit Industries
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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 "supervisor/board.h"
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#include "mpconfigboard.h"
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#include "shared-bindings/microcontroller/Pin.h"
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#include "lib/oofatfs/ff.h"
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#include "extmod/vfs_fat.h"
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#include "py/mpstate.h"
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#include "supervisor/filesystem.h"
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void board_init(void) {
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// Debug UART
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#ifdef DEBUG
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common_hal_never_reset_pin(&pin_GPIO43);
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common_hal_never_reset_pin(&pin_GPIO44);
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#endif /* DEBUG */
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mp_import_stat_t stat_b = mp_import_stat("boot.py");
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if (stat_b != MP_IMPORT_STAT_FILE) {
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FATFS *fatfs = filesystem_circuitpy();
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FIL fs;
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UINT char_written = 0;
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const byte buffer[] = "#Serial port upload mode\nimport storage\nstorage.remount(\"/\", False)\nstorage.disable_usb_drive()\n";
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// Create or modify existing boot.py file
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f_open(fatfs, &fs, "/boot.py", FA_WRITE | FA_CREATE_ALWAYS);
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f_write(&fs, buffer, sizeof(buffer) - 1, &char_written);
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f_close(&fs);
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// Delete code.Py, use main.py
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mp_import_stat_t stat_c = mp_import_stat("code.py");
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if (stat_c == MP_IMPORT_STAT_FILE) {
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f_unlink(fatfs,"/code.py");
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}
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}
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}
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// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.
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