/*! \details
*/
int boot_main(){
boot_event(BOOT_EVENT_START, 0);
stack_ptr = (void*)(((u32*)boot_board_config.program_start_addr)[0]);
app_reset = (void (*)())( (((u32*)boot_board_config.program_start_addr)[1]) );
if ( check_run_app() ){
boot_event(BOOT_EVENT_RUN_APP, 0);
//assign stack pointer to stack value
app_reset();
} else {
boot_event(BOOT_EVENT_RUN_BOOTLOADER, 0);
run_bootloader();
}
while(1);
return 0;
}
void RAWHID_PROTOCOL_task()
{
if (state.status != EXECUTING)
return;
uint8_t hdr = state.msg[0];
switch (hdr) {
case MESSAGE_DFU:
run_bootloader();
break; /* well... */
case MESSAGE_WRITE_PAGE:
if (state.len != SPM_PAGESIZE + 2) {
state.status = MESSAGE_ERROR;
return;
}
const uint8_t pageno = state.msg[1];
uint32_t addr = LAYOUT_BEGIN + pageno*SPM_PAGESIZE;
flash_write_page(addr, (uint8_t*)state.msg + 2);
break;
case MESSAGE_ACTIVATE_LAYOUT:
if (state.len != 1) {
state.status = MESSAGE_ERROR;
return;
}
LAYOUT_set((const struct layout*)LAYOUT_BEGIN);
break;
case MESSAGE_DEACTIVATE_LAYOUT:
if (state.len != 1) {
state.status = MESSAGE_ERROR;
return;
}
LAYOUT_deactivate();
break;
default:
state.status = WRONG_MESSAGE_ERROR;
return;
};
state.status = IDLE;
}
/** Event handler for the CDC Class driver Host-to-Device Line Encoding Changed event.
*
* \param[in] CDCInterfaceInfo Pointer to the CDC class interface configuration structure being referenced
*/
void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
{
//CDC_Device_SendString(&VirtualSerial_CDC0_Interface, "CDC_Device_ControlLineStateChanged");
if(CDCInterfaceInfo->Config.ControlInterfaceNumber == 2)
{
//CDC_Device_SendString(&VirtualSerial_CDC0_Interface, "ContlEv Int2\n");
/* fire a reset jennic event if there is a high-low-high transition within
* SWITCH_TIMEOUT ms on the dtr line */
// static clock_time_t previous_change = 0;
static bool currentDTRState = false;
static unsigned long jennic_reset_time = 0;
/* dtr line changed? */
if ((CDCInterfaceInfo->State.ControlLineStates.HostToDevice & CDC_CONTROL_LINE_OUT_DTR) != currentDTRState)
{
unsigned long delay = millis()-jennic_reset_time;
currentDTRState = (CDCInterfaceInfo->State.ControlLineStates.HostToDevice & CDC_CONTROL_LINE_OUT_DTR);
if(delay < 250 && currentDTRState){
jennic_reset_event = true;
}
//jennic_reset_event = currentDTRState && (delay < 250);
jennic_reset_time = millis(); /* returns the usb frame clock in ms */
}
}
else if(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS==1200)
{
bool currentDTRState = (CDCInterfaceInfo->State.ControlLineStates.HostToDevice & CDC_CONTROL_LINE_OUT_DTR);
if (!currentDTRState && millis() > 5000)
run_bootloader();
}
}
