void Isr_Ep00RxDone(void)
{
UCHAR ep_last, i;
USB_ISR_DEBUG(("RX %d\r\n",bUSBCheck_Device_State.State_bits.FOUR_RESERVED_BITS++));
ep_last = Hal4D13_GetEndpointStatusWInteruptClear(EPINDEX4EP0_CONTROL_OUT); /* Clear interrupt flag */
if (ep_last & D13REG_EPSTS_SETUP)
{
if(bD13flags.bits.DCP_state == USBFSM4DCP_REQUESTPROC)
{
ControlData.Abort = 1;
bD13flags.bits.DCP_state = USBFSM4DCP_SETUPPROC;
}
else
bD13flags.bits.DCP_state = USBFSM4DCP_SETUPPROC;
}
else /* not a setup packet, just a Data Out Packet */
{
switch (bD13flags.bits.DCP_state)
{
case USBFSM4DCP_DATAOUT:
i = Hal4D13_ReadEndpoint(EPINDEX4EP0_CONTROL_OUT, ControlData.dataBuffer + ControlData.wCount,
EP0_PACKET_SIZE);
ControlData.wCount += i;
if( i != EP0_PACKET_SIZE || ControlData.wCount >= ControlData.wLength)
{
bD13flags.bits.DCP_state = USBFSM4DCP_REQUESTPROC;
}
break;
case USBFSM4DCP_HANDSHAKE:
bD13flags.bits.DCP_state = USBFSM4DCP_IDLE;
break;
case USBFSM4DCP_STALL: break;
case USBFSM4DCP_SETUPPROC: break;
case USBFSM4DCP_REQUESTPROC:break;
case USBFSM4DCP_DATAIN: break;
default:
USB_ISR_DEBUG(("Fatal Error: Isr_Ep0RxDone ReadLastTranactionStatus=%x\r\n",ep_last));
bD13flags.bits.DCP_state = USBFSM4DCP_STALL;
Hal4D13_StallEP0InControlWrite();
break;
}
}
return ;
}
void Chap9_StallEP0InControlWrite(void)
{
Hal4D13_StallEP0InControlWrite();
RaiseIRQL();
if(!ControlData.Abort)
{
bD13flags.bits.DCP_state = USBFSM4DCP_STALL;
}
LowerIRQL();
}
void Chap9_StallEP0(void)
{
UCHAR dir;
dir = ControlData.DeviceRequest.bmRequestType & USB_REQUEST_DIR_MASK;
if(dir)
{
Hal4D13_StallEP0InControlRead();
}
else
{
Hal4D13_StallEP0InControlWrite();
}
RaiseIRQL();
if(!ControlData.Abort)
{
bD13flags.bits.DCP_state = USBFSM4DCP_STALL;
}
LowerIRQL();
}