mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-10-01 01:26:06 -04:00
6069145b68
* enabled usb clock * added usb stack to application * fixed pll0usb clock setup * implemented serial usb handshake * implemented serial communication * integrated chibios shell * implemented device reset * implemented enter dfu mode * implemented hackrf mode command * implemented flash command * implemented memory manipulation * implemented button control * fixed mode change * improved reset behavior * implemented directory commands * implemented file commands * improved data communication * refactorings
119 lines
3.1 KiB
C++
119 lines
3.1 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2023 Bernd Herzog
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ch.h"
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#include "hal.h"
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#include "ff.h"
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#include "w25q80bv.hpp"
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#include "debug.hpp"
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#include "portapack_shared_memory.hpp"
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#define PAGE_LEN 256U
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#define NUM_PAGES 4096U
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void initialize_flash();
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void erase_flash();
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void initialize_sdcard();
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void write_firmware(FIL*);
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void write_page(size_t, uint8_t*, size_t);
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int main() {
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const TCHAR* filename = reinterpret_cast<const TCHAR*>(&shared_memory.bb_data.data[0]);
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initialize_flash();
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palSetPad(LED_PORT, LEDRX_PAD);
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erase_flash();
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initialize_sdcard();
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FIL firmware_file;
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if (f_open(&firmware_file, filename, FA_READ) != FR_OK) chDbgPanic("no file");
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palSetPad(LED_PORT, LEDTX_PAD);
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write_firmware(&firmware_file);
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palClearPad(LED_PORT, LEDTX_PAD);
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palClearPad(LED_PORT, LEDRX_PAD);
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f_close(&firmware_file);
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LPC_RGU->RESET_CTRL[0] = (1 << 0);
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while (1)
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__WFE();
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return 0;
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}
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void initialize_flash() {
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w25q80bv::disable_spifi();
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w25q80bv::initialite_spi();
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w25q80bv::setup();
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w25q80bv::wait_for_device();
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w25q80bv::wait_not_busy();
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}
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void erase_flash() {
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w25q80bv::remove_write_protection();
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w25q80bv::wait_not_busy();
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w25q80bv::erase_chip();
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w25q80bv::wait_not_busy();
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}
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void initialize_sdcard() {
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static FATFS fs;
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sdcStart(&SDCD1, nullptr);
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if (sdcConnect(&SDCD1) == CH_FAILED) chDbgPanic("no sd card #1");
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if (f_mount(&fs, reinterpret_cast<const TCHAR*>(_T("")), 1) != FR_OK) chDbgPanic("no sd card #2");
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}
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void write_firmware(FIL* firmware_file) {
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uint8_t* data_buffer = &shared_memory.bb_data.data[0];
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for (size_t page_index = 0; page_index < NUM_PAGES; page_index++) {
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if (page_index % 32 == 0)
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palTogglePad(LED_PORT, LEDTX_PAD);
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size_t bytes_read;
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if (f_read(firmware_file, data_buffer, PAGE_LEN, &bytes_read) != FR_OK) chDbgPanic("no data");
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if (bytes_read > 0)
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write_page(page_index, data_buffer, bytes_read);
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if (bytes_read < PAGE_LEN)
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return;
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}
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}
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void write_page(size_t page_index, uint8_t* data_buffer, size_t data_length) {
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w25q80bv::wait_not_busy();
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w25q80bv::remove_write_protection();
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w25q80bv::wait_not_busy();
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w25q80bv::write(page_index, data_buffer, data_length);
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w25q80bv::wait_not_busy();
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}
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