mirror of
https://github.com/opentx/opentx.git
synced 2025-07-25 17:25:13 +03:00
795 lines
21 KiB
C++
795 lines
21 KiB
C++
/*
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* Copyright (C) OpenTX
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*
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* Based on code named
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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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 version 2 as
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* published by the Free Software Foundation.
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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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#include "opentx.h"
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#include "io/frsky_firmware_update.h"
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#if defined(PCBX9E)
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#define BLUETOOTH_COMMAND_NAME "TTM:REN-"
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#define BLUETOOTH_ANSWER_NAME "TTM:REN"
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#define BLUETOOTH_COMMAND_BAUD_115200 "TTM:BPS-115200"
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#else
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#define BLUETOOTH_COMMAND_NAME "AT+NAME"
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#define BLUETOOTH_ANSWER_NAME "OK+"
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#define BLUETOOTH_COMMAND_BAUD_115200 "AT+BAUD115200"
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#endif
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#if defined(_MSC_VER)
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#define SWAP32(val) (_byteswap_ulong(val))
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#elif defined(__GNUC__ )
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#define SWAP32(val) (__builtin_bswap32(val))
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#endif
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extern Fifo<uint8_t, BT_TX_FIFO_SIZE> btTxFifo;
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extern Fifo<uint8_t, BT_RX_FIFO_SIZE> btRxFifo;
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Bluetooth bluetooth;
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void Bluetooth::write(const uint8_t * data, uint8_t length)
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{
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TRACE_NOCRLF("BT>");
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for (int i=0; i<length; i++) {
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TRACE_NOCRLF(" %02X", data[i]);
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while (btTxFifo.isFull()) {
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if (!bluetoothIsWriting())
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bluetoothWriteWakeup();
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RTOS_WAIT_MS(1);
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}
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btTxFifo.push(data[i]);
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}
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TRACE_NOCRLF("\r\n");
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bluetoothWriteWakeup();
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}
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void Bluetooth::writeString(const char * str)
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{
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TRACE("BT> %s", str);
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while (*str != 0) {
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btTxFifo.push(*str++);
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}
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btTxFifo.push('\r');
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btTxFifo.push('\n');
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bluetoothWriteWakeup();
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}
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char * Bluetooth::readline(bool error_reset)
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{
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uint8_t byte;
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while (true) {
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if (!btRxFifo.pop(byte)) {
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#if defined(PCBX9E)
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// X9E BT module can get unresponsive
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TRACE("NO RESPONSE FROM BT MODULE");
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#endif
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return nullptr;
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}
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TRACE_NOCRLF("%02X ", byte);
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#if 0
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if (error_reset && byte == 'R' && bufferIndex == 4 && memcmp(buffer, "ERRO", 4)) {
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#if defined(PCBX9E) // X9E enter BT reset loop if following code is implemented
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TRACE("BT Error...");
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#else
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TRACE("BT Reset...");
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bufferIndex = 0;
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bluetoothDisable();
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state = BLUETOOTH_STATE_OFF;
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wakeupTime = get_tmr10ms() + 100; /* 1s */
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#endif
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return nullptr;
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}
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else
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#endif
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if (byte == '\n') {
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if (bufferIndex > 2 && buffer[bufferIndex-1] == '\r') {
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buffer[bufferIndex-1] = '\0';
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bufferIndex = 0;
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TRACE("BT< %s", buffer);
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if (error_reset && !strcmp((char *)buffer, "ERROR")) {
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#if defined(PCBX9E) // X9E enter BT reset loop if following code is implemented
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TRACE("BT Error...");
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#else
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TRACE("BT Reset...");
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bluetoothDisable();
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state = BLUETOOTH_STATE_OFF;
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wakeupTime = get_tmr10ms() + 100; /* 1s */
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#endif
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return nullptr;
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}
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else {
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if (!memcmp(buffer, "Central:", 8))
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strcpy(localAddr, (char *) buffer + 8);
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else if (!memcmp(buffer, "Peripheral:", 11))
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strcpy(localAddr, (char *) buffer + 11);
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return (char *) buffer;
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}
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}
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else {
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bufferIndex = 0;
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}
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}
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else {
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buffer[bufferIndex++] = byte;
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bufferIndex &= (BLUETOOTH_LINE_LENGTH-1);
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}
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}
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}
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void Bluetooth::processTrainerFrame(const uint8_t * buffer)
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{
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TRACE("");
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for (uint8_t channel=0, i=1; channel<8; channel+=2, i+=3) {
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// +-500 != 512, but close enough.
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ppmInput[channel] = buffer[i] + ((buffer[i+1] & 0xf0) << 4) - 1500;
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ppmInput[channel+1] = ((buffer[i+1] & 0x0f) << 4) + ((buffer[i+2] & 0xf0) >> 4) + ((buffer[i+2] & 0x0f) << 8) - 1500;
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}
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ppmInputValidityTimer = PPM_IN_VALID_TIMEOUT;
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}
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void Bluetooth::appendTrainerByte(uint8_t data)
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{
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if (bufferIndex < BLUETOOTH_LINE_LENGTH) {
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buffer[bufferIndex++] = data;
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// we check for "DisConnected", but the first byte could be altered (if received in state STATE_DATA_XOR)
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if (data == '\n') {
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if (!strncmp((char *)&buffer[bufferIndex-13], "isConnected", 11)) {
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TRACE("BT< DisConnected");
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state = BLUETOOTH_STATE_DISCONNECTED;
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bufferIndex = 0;
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wakeupTime += 200; // 1s
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}
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}
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}
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}
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void Bluetooth::processTrainerByte(uint8_t data)
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{
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static uint8_t dataState = STATE_DATA_IDLE;
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switch (dataState) {
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case STATE_DATA_START:
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if (data == START_STOP) {
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dataState = STATE_DATA_IN_FRAME ;
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bufferIndex = 0;
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}
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else {
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appendTrainerByte(data);
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}
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break;
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case STATE_DATA_IN_FRAME:
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if (data == BYTESTUFF) {
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dataState = STATE_DATA_XOR; // XOR next byte
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}
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else if (data == START_STOP) {
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dataState = STATE_DATA_IN_FRAME ;
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bufferIndex = 0;
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}
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else {
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appendTrainerByte(data);
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}
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break;
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case STATE_DATA_XOR:
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appendTrainerByte(data ^ STUFF_MASK);
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dataState = STATE_DATA_IN_FRAME;
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break;
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case STATE_DATA_IDLE:
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if (data == START_STOP) {
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bufferIndex = 0;
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dataState = STATE_DATA_START;
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}
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else {
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appendTrainerByte(data);
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}
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break;
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}
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if (bufferIndex >= BLUETOOTH_PACKET_SIZE) {
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uint8_t crc = 0x00;
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for (int i=0; i<13; i++) {
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crc ^= buffer[i];
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}
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if (crc == buffer[13]) {
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if (buffer[0] == 0x80) {
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processTrainerFrame(buffer);
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}
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}
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dataState = STATE_DATA_IDLE;
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}
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}
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void Bluetooth::pushByte(uint8_t byte)
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{
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crc ^= byte;
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if (byte == START_STOP || byte == BYTESTUFF) {
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buffer[bufferIndex++] = 0x7d;
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byte ^= STUFF_MASK;
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}
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buffer[bufferIndex++] = byte;
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}
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void Bluetooth::sendTrainer()
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{
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int16_t PPM_range = g_model.extendedLimits ? 640*2 : 512*2;
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int firstCh = g_model.trainerData.channelsStart;
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int lastCh = firstCh + 8;
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uint8_t * cur = buffer;
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bufferIndex = 0;
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crc = 0x00;
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buffer[bufferIndex++] = START_STOP; // start byte
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pushByte(0x80); // trainer frame type?
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for (int channel=0; channel<lastCh; channel+=2, cur+=3) {
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uint16_t channelValue1 = PPM_CH_CENTER(channel) + limit((int16_t)-PPM_range, channelOutputs[channel], (int16_t)PPM_range) / 2;
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uint16_t channelValue2 = PPM_CH_CENTER(channel+1) + limit((int16_t)-PPM_range, channelOutputs[channel+1], (int16_t)PPM_range) / 2;
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pushByte(channelValue1 & 0x00ff);
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pushByte(((channelValue1 & 0x0f00) >> 4) + ((channelValue2 & 0x00f0) >> 4));
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pushByte(((channelValue2 & 0x000f) << 4) + ((channelValue2 & 0x0f00) >> 8));
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}
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buffer[bufferIndex++] = crc;
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buffer[bufferIndex++] = START_STOP; // end byte
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write(buffer, bufferIndex);
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bufferIndex = 0;
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}
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void Bluetooth::forwardTelemetry(const uint8_t * packet)
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{
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crc = 0x00;
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buffer[bufferIndex++] = START_STOP; // start byte
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for (uint8_t i=0; i<sizeof(SportTelemetryPacket); i++) {
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pushByte(packet[i]);
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}
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buffer[bufferIndex++] = crc;
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buffer[bufferIndex++] = START_STOP; // end byte
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if (bufferIndex >= 2*FRSKY_SPORT_PACKET_SIZE) {
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write(buffer, bufferIndex);
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bufferIndex = 0;
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}
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}
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void Bluetooth::receiveTrainer()
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{
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uint8_t byte;
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while (true) {
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if (!btRxFifo.pop(byte)) {
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return;
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}
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TRACE_NOCRLF("%02X ", byte);
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processTrainerByte(byte);
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}
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}
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#if defined(PCBX9E)
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void Bluetooth::wakeup(void)
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{
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#if !defined(SIMU)
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if (!g_eeGeneral.bluetoothMode) {
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if (state != BLUETOOTH_INIT) {
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bluetoothDisable();
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state = BLUETOOTH_INIT;
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}
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}
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else {
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static tmr10ms_t waitEnd = 0;
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if (state != BLUETOOTH_STATE_IDLE) {
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if (state == BLUETOOTH_INIT) {
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bluetoothInit(BLUETOOTH_DEFAULT_BAUDRATE, true);
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char command[32];
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char * cur = strAppend(command, BLUETOOTH_COMMAND_NAME);
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uint8_t len = ZLEN(g_eeGeneral.bluetoothName);
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if (len > 0) {
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for (int i = 0; i < len; i++) {
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*cur++ = char2lower(zchar2char(g_eeGeneral.bluetoothName[i]));
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}
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*cur = '\0';
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}
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else {
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cur = strAppend(cur, FLAVOUR);
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}
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writeString(command);
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state = BLUETOOTH_WAIT_TTM;
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waitEnd = get_tmr10ms() + 25; // 250ms
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}
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else if (state == BLUETOOTH_WAIT_TTM) {
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if (get_tmr10ms() > waitEnd) {
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char * line = readline();
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if (strncmp(line, "OK+", 3)) {
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state = BLUETOOTH_STATE_IDLE;
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}
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else {
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bluetoothInit(BLUETOOTH_FACTORY_BAUDRATE, true);
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writeString("TTM:BPS-115200");
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state = BLUETOOTH_WAIT_BAUDRATE_CHANGE;
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waitEnd = get_tmr10ms() + 250; // 2.5s
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}
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}
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}
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else if (state == BLUETOOTH_WAIT_BAUDRATE_CHANGE) {
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if (get_tmr10ms() > waitEnd) {
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state = BLUETOOTH_INIT;
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}
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}
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}
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else if (IS_BLUETOOTH_TRAINER()){
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state = BLUETOOTH_STATE_CONNECTED;
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bluetoothWriteWakeup();
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sendTrainer();
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}
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}
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#endif
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}
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#else // PCBX9E
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void Bluetooth::wakeup()
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{
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if (state != BLUETOOTH_STATE_OFF) {
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bluetoothWriteWakeup();
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if (bluetoothIsWriting()) {
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return;
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}
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}
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tmr10ms_t now = get_tmr10ms();
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if (now < wakeupTime)
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return;
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wakeupTime = now + 5; /* 50ms default */
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if (state == BLUETOOTH_STATE_FLASH_FIRMWARE) {
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return;
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}
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if (g_eeGeneral.bluetoothMode == BLUETOOTH_OFF || (g_eeGeneral.bluetoothMode == BLUETOOTH_TRAINER && !IS_BLUETOOTH_TRAINER())) {
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if (state != BLUETOOTH_STATE_OFF) {
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bluetoothDisable();
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state = BLUETOOTH_STATE_OFF;
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}
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wakeupTime = now + 10; /* 100ms */
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}
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else if (state == BLUETOOTH_STATE_OFF) {
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bluetoothInit(BLUETOOTH_FACTORY_BAUDRATE, true);
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state = BLUETOOTH_STATE_FACTORY_BAUDRATE_INIT;
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}
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if (state == BLUETOOTH_STATE_FACTORY_BAUDRATE_INIT) {
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writeString("AT+BAUD4");
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state = BLUETOOTH_STATE_BAUDRATE_SENT;
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wakeupTime = now + 10; /* 100ms */
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}
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else if (state == BLUETOOTH_STATE_BAUDRATE_SENT) {
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bluetoothInit(BLUETOOTH_DEFAULT_BAUDRATE, true);
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state = BLUETOOTH_STATE_BAUDRATE_INIT;
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readline(false);
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wakeupTime = now + 10; /* 100ms */
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}
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else if (state == BLUETOOTH_STATE_CONNECTED) {
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if (g_eeGeneral.bluetoothMode == BLUETOOTH_TRAINER && g_model.trainerData.mode == TRAINER_MODE_MASTER_BLUETOOTH) {
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receiveTrainer();
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}
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else {
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if (g_eeGeneral.bluetoothMode == BLUETOOTH_TRAINER && g_model.trainerData.mode == TRAINER_MODE_SLAVE_BLUETOOTH) {
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sendTrainer();
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wakeupTime = now + 2; /* 20ms */
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}
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readline(); // to deal with "ERROR"
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}
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}
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else {
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char * line = readline();
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if (state == BLUETOOTH_STATE_BAUDRATE_INIT) {
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char command[32];
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char * cur = strAppend(command, BLUETOOTH_COMMAND_NAME);
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uint8_t len = ZLEN(g_eeGeneral.bluetoothName);
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if (len > 0) {
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for (int i = 0; i < len; i++) {
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*cur++ = char2lower(zchar2char(g_eeGeneral.bluetoothName[i]));
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}
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*cur = '\0';
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}
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else {
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cur = strAppend(cur, FLAVOUR);
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}
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writeString(command);
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state = BLUETOOTH_STATE_NAME_SENT;
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}
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else if (state == BLUETOOTH_STATE_NAME_SENT && (!strncmp(line, "OK+", 3) || !strncmp(line, "Central:", 8) || !strncmp(line, "Peripheral:", 11))) {
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writeString("AT+TXPW0");
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state = BLUETOOTH_STATE_POWER_SENT;
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}
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else if (state == BLUETOOTH_STATE_POWER_SENT && (!strncmp(line, "Central:", 8) || !strncmp(line, "Peripheral:", 11))) {
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if (g_eeGeneral.bluetoothMode == BLUETOOTH_TRAINER && g_model.trainerData.mode == TRAINER_MODE_MASTER_BLUETOOTH)
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writeString("AT+ROLE1");
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else
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writeString("AT+ROLE0");
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state = BLUETOOTH_STATE_ROLE_SENT;
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}
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else if (state == BLUETOOTH_STATE_ROLE_SENT && (!strncmp(line, "Central:", 8) || !strncmp(line, "Peripheral:", 11))) {
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state = BLUETOOTH_STATE_IDLE;
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}
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else if (state == BLUETOOTH_STATE_DISCOVER_REQUESTED) {
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writeString("AT+DISC?");
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state = BLUETOOTH_STATE_DISCOVER_SENT;
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}
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else if (state == BLUETOOTH_STATE_DISCOVER_SENT && !strcmp(line, "OK+DISCS")) {
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state = BLUETOOTH_STATE_DISCOVER_START;
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}
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else if (state == BLUETOOTH_STATE_DISCOVER_START && !strncmp(line, "OK+DISC:", 8)) {
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if (strlen(line) < 8 + LEN_BLUETOOTH_ADDR && reusableBuffer.moduleSetup.bt.devicesCount < MAX_BLUETOOTH_DISTANT_ADDR) {
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strncpy(reusableBuffer.moduleSetup.bt.devices[reusableBuffer.moduleSetup.bt.devicesCount], &line[8], LEN_BLUETOOTH_ADDR);
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++reusableBuffer.moduleSetup.bt.devicesCount;
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}
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}
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#if defined(PCBHORUS)
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else if (state == BLUETOOTH_STATE_DISCOVER_START && !strcmp(line, "OK+DISCE")) {
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state = BLUETOOTH_STATE_DISCOVER_END;
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}
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#endif
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else if (state == BLUETOOTH_STATE_CLEAR_REQUESTED) {
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char command[] = "AT+CLEAR";
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writeString(command);
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state = BLUETOOTH_STATE_IDLE;
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}
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else if (state == BLUETOOTH_STATE_BIND_REQUESTED) {
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char command[32];
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strAppend(strAppend(command, "AT+CON"), distantAddr);
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writeString(command);
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state = BLUETOOTH_STATE_CONNECT_SENT;
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}
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else if ((state == BLUETOOTH_STATE_IDLE || state == BLUETOOTH_STATE_DISCONNECTED || state == BLUETOOTH_STATE_CONNECT_SENT) && !strncmp(line, "Connected:", 10)) {
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strcpy(distantAddr, &line[10]); // TODO quick & dirty
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state = BLUETOOTH_STATE_CONNECTED;
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if (g_model.trainerData.mode == TRAINER_MODE_SLAVE_BLUETOOTH) {
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wakeupTime += 500; // it seems a 5s delay is needed before sending the 1st frame
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}
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}
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else if (state == BLUETOOTH_STATE_DISCONNECTED && !line) {
|
|
char command[32];
|
|
strAppend(strAppend(command, "AT+CON"), distantAddr);
|
|
writeString(command);
|
|
wakeupTime = now + 200; /* 2s */
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
uint8_t Bluetooth::bootloaderChecksum(uint8_t command, const uint8_t * data, uint8_t size)
|
|
{
|
|
uint8_t sum = command;
|
|
for (uint8_t i = 0; i < size; i++) {
|
|
sum += data[i];
|
|
}
|
|
return sum;
|
|
}
|
|
|
|
uint8_t Bluetooth::read(uint8_t * data, uint8_t size, uint32_t timeout)
|
|
{
|
|
watchdogSuspend(timeout / 10);
|
|
|
|
uint8_t len = 0;
|
|
while (len < size) {
|
|
uint32_t elapsed = 0;
|
|
uint8_t byte;
|
|
while (!btRxFifo.pop(byte)) {
|
|
if (elapsed++ >= timeout) {
|
|
return len;
|
|
}
|
|
RTOS_WAIT_MS(1);
|
|
}
|
|
data[len++] = byte;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
#define BLUETOOTH_ACK 0xCC
|
|
#define BLUETOOTH_NACK 0x33
|
|
|
|
const char * Bluetooth::bootloaderWaitCommandResponse(uint32_t timeout)
|
|
{
|
|
uint8_t response[2];
|
|
if (read(response, sizeof(response), timeout) != sizeof(response)) {
|
|
return "Bluetooth timeout";
|
|
}
|
|
|
|
if (response[0] != 0x00) {
|
|
return "Bluetooth error";
|
|
}
|
|
|
|
if (response[1] == BLUETOOTH_ACK || response[1] == BLUETOOTH_NACK) {
|
|
return nullptr;
|
|
}
|
|
|
|
return "Bluetooth error";
|
|
}
|
|
|
|
const char * Bluetooth::bootloaderWaitResponseData(uint8_t *data, uint8_t size)
|
|
{
|
|
uint8_t header[2];
|
|
if (read(header, 2) != 2) {
|
|
return "Bluetooth timeout";
|
|
}
|
|
|
|
uint8_t len = header[0] - 2;
|
|
uint8_t checksum = header[1];
|
|
|
|
if (len > size) {
|
|
return "Bluetooth error";
|
|
}
|
|
|
|
if (read(data, len) != len) {
|
|
return "Bluetooth timeout";
|
|
}
|
|
|
|
if (bootloaderChecksum(0, data, len) != checksum) {
|
|
return "Bluetooth CRC error";
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
const char * Bluetooth::bootloaderSetAutoBaud()
|
|
{
|
|
uint8_t packet[2] = {
|
|
0x55,
|
|
0x55
|
|
};
|
|
write(packet, sizeof(packet));
|
|
return bootloaderWaitCommandResponse();
|
|
}
|
|
|
|
void Bluetooth::bootloaderSendCommand(uint8_t command, const void *data, uint8_t size)
|
|
{
|
|
uint8_t packet[3] = {
|
|
uint8_t(3 + size),
|
|
bootloaderChecksum(command, (uint8_t *) data, size),
|
|
command
|
|
};
|
|
write(packet, sizeof(packet));
|
|
if (size > 0) {
|
|
write((uint8_t *)data, size);
|
|
}
|
|
}
|
|
|
|
void Bluetooth::bootloaderSendCommandResponse(uint8_t response)
|
|
{
|
|
uint8_t packet[2] = {
|
|
0x00,
|
|
response
|
|
};
|
|
write(packet, sizeof(packet));
|
|
}
|
|
|
|
enum {
|
|
CMD_DOWNLOAD = 0x21,
|
|
CMD_GET_STATUS = 0x23,
|
|
CMD_SEND_DATA = 0x24,
|
|
CMD_SECTOR_ERASE = 0x26,
|
|
CMD_GET_CHIP_ID = 0x28,
|
|
};
|
|
|
|
enum {
|
|
CMD_RET_SUCCESS = 0x40,
|
|
};
|
|
|
|
constexpr uint32_t CC26XX_BOOTLOADER_SIZE = 0x00001000;
|
|
constexpr uint32_t CC26XX_FIRMWARE_BASE = CC26XX_BOOTLOADER_SIZE;
|
|
|
|
constexpr uint32_t CC26XX_PAGE_ERASE_SIZE = 0x1000;
|
|
constexpr uint32_t CC26XX_MAX_BYTES_PER_TRANSFER = 252;
|
|
|
|
const char * Bluetooth::bootloaderSendData(const uint8_t * data, uint8_t size)
|
|
{
|
|
bootloaderSendCommand(CMD_SEND_DATA, data, size);
|
|
return bootloaderWaitCommandResponse();
|
|
}
|
|
|
|
const char * Bluetooth::bootloaderReadStatus(uint8_t &status)
|
|
{
|
|
bootloaderSendCommand(CMD_GET_STATUS);
|
|
const char * result = bootloaderWaitCommandResponse();
|
|
if (result)
|
|
return result;
|
|
result = bootloaderWaitResponseData(&status, 1);
|
|
bootloaderSendCommandResponse(result == nullptr ? BLUETOOTH_ACK : BLUETOOTH_NACK);
|
|
return result;
|
|
}
|
|
|
|
const char * Bluetooth::bootloaderCheckStatus()
|
|
{
|
|
uint8_t status;
|
|
const char * result = bootloaderReadStatus(status);
|
|
if (result)
|
|
return result;
|
|
if (status != CMD_RET_SUCCESS)
|
|
return "Wrong status";
|
|
return nullptr;
|
|
}
|
|
|
|
const char * Bluetooth::bootloaderEraseFlash(uint32_t start, uint32_t size)
|
|
{
|
|
uint32_t address = start;
|
|
uint32_t end = start + size;
|
|
while (address < end) {
|
|
uint32_t addressBigEndian = SWAP32(address);
|
|
bootloaderSendCommand(CMD_SECTOR_ERASE, &addressBigEndian, sizeof(addressBigEndian));
|
|
const char * result = bootloaderWaitCommandResponse();
|
|
if (result)
|
|
return result;
|
|
result = bootloaderCheckStatus();
|
|
if (result)
|
|
return result;
|
|
address += CC26XX_PAGE_ERASE_SIZE;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
const char * Bluetooth::bootloaderStartWriteFlash(uint32_t start, uint32_t size)
|
|
{
|
|
uint32_t cmdArgs[2] = {
|
|
SWAP32(start),
|
|
SWAP32(size),
|
|
};
|
|
bootloaderSendCommand(CMD_DOWNLOAD, cmdArgs, sizeof(cmdArgs));
|
|
const char * result = bootloaderWaitCommandResponse();
|
|
if (result)
|
|
return result;
|
|
result = bootloaderCheckStatus();
|
|
if (result)
|
|
return result;
|
|
return result;
|
|
}
|
|
|
|
const char * Bluetooth::bootloaderWriteFlash(const uint8_t * data, uint32_t size)
|
|
{
|
|
while (size > 0) {
|
|
uint32_t len = min<uint32_t>(size, CC26XX_MAX_BYTES_PER_TRANSFER);
|
|
const char * result = bootloaderSendData(data, len);
|
|
if (result)
|
|
return result;
|
|
result = bootloaderCheckStatus();
|
|
if (result)
|
|
return result;
|
|
data += len;
|
|
size -= len;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
const char * Bluetooth::doFlashFirmware(const char * filename)
|
|
{
|
|
const char * result;
|
|
FIL file;
|
|
uint8_t buffer[CC26XX_MAX_BYTES_PER_TRANSFER * 4];
|
|
UINT count;
|
|
|
|
// Dummy command
|
|
bootloaderSendCommand(0);
|
|
result = bootloaderWaitCommandResponse(0);
|
|
if (result)
|
|
result = bootloaderSetAutoBaud();
|
|
if (result)
|
|
return result;
|
|
|
|
// Get chip ID
|
|
bootloaderSendCommand(CMD_GET_CHIP_ID);
|
|
result = bootloaderWaitCommandResponse();
|
|
if (result)
|
|
return result;
|
|
uint8_t id[4];
|
|
result = bootloaderWaitResponseData(id, 4);
|
|
bootloaderSendCommandResponse(result == nullptr ? BLUETOOTH_ACK : BLUETOOTH_NACK);
|
|
|
|
if (f_open(&file, filename, FA_READ) != FR_OK) {
|
|
return "Error opening file";
|
|
}
|
|
|
|
FrSkyFirmwareInformation * information = (FrSkyFirmwareInformation *)buffer;
|
|
if (f_read(&file, buffer, sizeof(FrSkyFirmwareInformation), &count) != FR_OK || count != sizeof(FrSkyFirmwareInformation)) {
|
|
f_close(&file);
|
|
return "Format error";
|
|
}
|
|
|
|
drawProgressScreen(getBasename(filename), STR_FLASH_ERASE, 0, 0);
|
|
|
|
result = bootloaderEraseFlash(CC26XX_FIRMWARE_BASE, information->size);
|
|
if (result) {
|
|
f_close(&file);
|
|
return result;
|
|
}
|
|
|
|
uint32_t size = information->size;
|
|
drawProgressScreen(getBasename(filename), STR_FLASH_WRITE, 0, size);
|
|
|
|
result = bootloaderStartWriteFlash(CC26XX_FIRMWARE_BASE, size);
|
|
if (result)
|
|
return result;
|
|
|
|
uint32_t done = 0;
|
|
while (1) {
|
|
drawProgressScreen(getBasename(filename), STR_FLASH_WRITE, done, size);
|
|
if (f_read(&file, buffer, min<uint32_t>(sizeof(buffer), size - done), &count) != FR_OK) {
|
|
f_close(&file);
|
|
return "Error reading file";
|
|
}
|
|
result = bootloaderWriteFlash(buffer, count);
|
|
if (result)
|
|
return result;
|
|
done += count;
|
|
if (done >= size) {
|
|
f_close(&file);
|
|
return nullptr;
|
|
}
|
|
}
|
|
}
|
|
|
|
const char * Bluetooth::flashFirmware(const char * filename)
|
|
{
|
|
drawProgressScreen(getBasename(filename), STR_MODULE_RESET, 0, 0);
|
|
|
|
state = BLUETOOTH_STATE_FLASH_FIRMWARE;
|
|
|
|
pausePulses();
|
|
|
|
bluetoothInit(BLUETOOTH_BOOTLOADER_BAUDRATE, true); // normal mode
|
|
watchdogSuspend(1000);
|
|
RTOS_WAIT_MS(1000);
|
|
|
|
bluetoothInit(BLUETOOTH_BOOTLOADER_BAUDRATE, false); // bootloader mode
|
|
watchdogSuspend(1000);
|
|
RTOS_WAIT_MS(1000);
|
|
|
|
const char * result = doFlashFirmware(filename);
|
|
|
|
AUDIO_PLAY(AU_SPECIAL_SOUND_BEEP1 );
|
|
BACKLIGHT_ENABLE();
|
|
|
|
if (result) {
|
|
POPUP_WARNING(STR_FIRMWARE_UPDATE_ERROR);
|
|
SET_WARNING_INFO(result, strlen(result), 0);
|
|
}
|
|
else {
|
|
POPUP_INFORMATION(STR_FIRMWARE_UPDATE_SUCCESS);
|
|
}
|
|
|
|
drawProgressScreen(getBasename(filename), STR_MODULE_RESET, 0, 0);
|
|
|
|
/* wait 1s off */
|
|
watchdogSuspend(1000);
|
|
RTOS_WAIT_MS(1000);
|
|
|
|
state = BLUETOOTH_STATE_OFF;
|
|
resumePulses();
|
|
|
|
return result;
|
|
}
|