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Fix bug during initialization of DFU Mode

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This commit is contained in:
Jeremiah McCarthy 2021-04-05 16:48:09 -04:00
parent c5b8ef1529
commit fdc91f8d2c
1 changed files with 25 additions and 20 deletions
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45
src/class/dfu/dfu_mode_device.c
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@ -67,7 +67,7 @@ static bool dfu_mode_state_machine(uint8_t rhport, tusb_control_request_t const
//--------------------------------------------------------------------+
void dfu_mode_init(void)
{
_dfu_state_ctx.state = DFU_IDLE;
_dfu_state_ctx.state = APP_DETACH; // After init, reset will occur. We want to be in APP_DETACH to move to DFU_IDLE
_dfu_state_ctx.status = DFU_STATUS_OK;
_dfu_state_ctx.attrs = tud_dfu_mode_init_attrs_cb();
_dfu_state_ctx.blk_transfer_in_proc = false;
@ -79,31 +79,36 @@ void dfu_mode_init(void)
void dfu_mode_reset(uint8_t rhport)
{
if ( tud_dfu_mode_usb_reset_cb )
if (_dfu_state_ctx.state == APP_DETACH)
{
tud_dfu_mode_usb_reset_cb(rhport, &_dfu_state_ctx.state);
_dfu_state_ctx.state = DFU_IDLE;
} else {
switch (_dfu_state_ctx.state)
if ( tud_dfu_mode_usb_reset_cb )
{
case DFU_IDLE:
case DFU_DNLOAD_SYNC:
case DFU_DNBUSY:
case DFU_DNLOAD_IDLE:
case DFU_MANIFEST_SYNC:
case DFU_MANIFEST:
case DFU_MANIFEST_WAIT_RESET:
case DFU_UPLOAD_IDLE:
tud_dfu_mode_usb_reset_cb(rhport, &_dfu_state_ctx.state);
} else {
switch (_dfu_state_ctx.state)
{
_dfu_state_ctx.state = (tud_dfu_mode_firmware_valid_check_cb()) ? APP_IDLE : DFU_ERROR;
}
break;
case DFU_IDLE:
case DFU_DNLOAD_SYNC:
case DFU_DNBUSY:
case DFU_DNLOAD_IDLE:
case DFU_MANIFEST_SYNC:
case DFU_MANIFEST:
case DFU_MANIFEST_WAIT_RESET:
case DFU_UPLOAD_IDLE:
{
_dfu_state_ctx.state = (tud_dfu_mode_firmware_valid_check_cb()) ? APP_IDLE : DFU_ERROR;
}
break;
case DFU_ERROR:
default:
{
_dfu_state_ctx.state = APP_IDLE;
case DFU_ERROR:
default:
{
_dfu_state_ctx.state = APP_IDLE;
}
break;
}
break;
}
}