void dfu_app_on_dfu_evt(ble_dfu_t * p_dfu, ble_dfu_evt_t * p_evt)
{
switch (p_evt->ble_dfu_evt_type)
{
case BLE_DFU_START:
// Starting the bootloader - will cause reset.
bootloader_start();
break;
case BLE_DFU_VALIDATE:
case BLE_DFU_ACTIVATE_N_RESET:
case BLE_DFU_SYS_RESET:
case BLE_DFU_RECEIVE_INIT_DATA:
case BLE_DFU_RECEIVE_APP_DATA:
case BLE_DFU_PACKET_WRITE:
case BLE_DFU_PKT_RCPT_NOTIF_ENABLED:
case BLE_DFU_PKT_RCPT_NOTIF_DISABLED:
case BLE_DFU_BYTES_RECEIVED_SEND:
default:
{
// Unsupported event received from DFU Service.
// Send back BLE_DFU_RESP_VAL_NOT_SUPPORTED message to peer.
uint32_t err_code = ble_dfu_response_send(p_dfu,
BLE_DFU_START_PROCEDURE,
BLE_DFU_RESP_VAL_NOT_SUPPORTED);
APP_ERROR_CHECK(err_code);
}
break;
}
}
static void bootload(Packet* pkt) {
if(pkt->cmd_id == CMD_BOOTLOAD &&
pkt->payload[0] == CMD_BOOTLOAD &&
pkt->payload[1] == CMD_BOOTLOAD &&
pkt->payload[2] == CMD_BOOTLOAD &&
pkt->payload[3] == CMD_BOOTLOAD &&
pkt->payload[4] == CMD_BOOTLOAD) {
bootloader_start();
}
}
void dfu_app_on_dfu_evt(ble_dfu_t * p_dfu, ble_dfu_evt_t * p_evt)
{
switch (p_evt->ble_dfu_evt_type)
{
case BLE_DFU_START:
// Starting the bootloader - will cause reset.
bootloader_start(p_dfu->conn_handle);
break;
default:
{
// Unsupported event received from DFU Service.
// Send back BLE_DFU_RESP_VAL_NOT_SUPPORTED message to peer.
uint32_t err_code = ble_dfu_response_send(p_dfu,
BLE_DFU_START_PROCEDURE,
BLE_DFU_RESP_VAL_NOT_SUPPORTED);
APP_ERROR_CHECK(err_code);
}
break;
}
}
static void
try_flash(void) {
int16_t rc;
FIL fp;
UINT nread;
const char *errmsg;
static uint8_t buf[512];
SPI3_Dev.cs_pad = SDIO_CS_PAD;
SPI3_Dev.cs_pin = SDIO_CS_PNUM;
spi_start(&SPI3_Dev, 0);
mmc_start();
GPIO_OFF(SDIO_PDOWN);
vTaskDelay(pdMS_TO_TICKS(100));
serial_puts(&Serial1, "Bootloader version: " VERSION "\r\n");
rc = mmc_connect();
if (rc == EERR_OK) {
serial_puts(&Serial1, "SD connected\r\n");
} else if (rc == EERR_TIMEOUT) {
serial_puts(&Serial1, "Timed out waiting for SD\r\n");
return;
} else {
serial_puts(&Serial1, "Failed to connect to SD\r\n");
return;
}
serial_puts(&Serial1, "Mounting SD filesystem\r\n");
if (f_mount(0, &MMC_FS) != FR_OK) {
serial_puts(&Serial1, "ERROR: Unable to mount filesystem\r\n");
return;
}
serial_puts(&Serial1, "Opening file " MMC_FIRMWARE_FILENAME "\r\n");
if (f_open(&fp, MMC_FIRMWARE_FILENAME, FA_READ) != FR_OK) {
serial_puts(&Serial1, "Error opening file, maybe it does not exist\r\n");
return;
}
serial_puts(&Serial1, "Comparing file to current flash contents\r\n");
bootloader_start();
while (bootloader_status == BLS_FLASHING) {
if (f_read(&fp, buf, sizeof(buf), &nread) != FR_OK) {
serial_puts(&Serial1, "Error reading file\r\n");
break;
}
if (nread == 0) {
serial_puts(&Serial1, "Error: premature end of file\r\n");
break;
}
errmsg = bootloader_feed(buf, nread);
if (errmsg != NULL) {
serial_puts(&Serial1, "Error flashing firmware: ");
serial_puts(&Serial1, errmsg);
serial_puts(&Serial1, "\r\n");
break;
}
}
if (bootloader_status == BLS_DONE) {
if (bootloader_was_changed()) {
serial_puts(&Serial1, "New firmware successfully loaded\r\n");
} else {
serial_puts(&Serial1, "Firmware is up-to-date\r\n");
}
} else {
serial_puts(&Serial1, "ERROR: Reset to try again or load last known good firmware\r\n");
HALT();
}
}
void agdongle_bootloader_start(void)
{
bootloader_start(m_agdongle.conn_handle);
}
