From 0c0436f47c296513dace43d3ba20e3cc36f8f527 Mon Sep 17 00:00:00 2001 From: Trygve Laugstøl Date: Sun, 25 Mar 2012 17:46:26 +0200 Subject: Board, rev A. --- .../Template/Template_Endpoint_Control_W.c | 56 ++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 firmware/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c (limited to 'firmware/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c') diff --git a/firmware/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c b/firmware/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c new file mode 100644 index 0000000..1bc550f --- /dev/null +++ b/firmware/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c @@ -0,0 +1,56 @@ +uint8_t TEMPLATE_FUNC_NAME (const void* Buffer, + uint16_t Length) +{ + uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length)); + bool LastPacketFull = false; + + if (Length > USB_ControlRequest.wLength) + Length = USB_ControlRequest.wLength; + else if (!(Length)) + Endpoint_ClearIN(); + + while (Length || LastPacketFull) + { + uint8_t USB_DeviceState_LCL = USB_DeviceState; + + if (USB_DeviceState_LCL == DEVICE_STATE_Unattached) + return ENDPOINT_RWCSTREAM_DeviceDisconnected; + else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended) + return ENDPOINT_RWCSTREAM_BusSuspended; + else if (Endpoint_IsSETUPReceived()) + return ENDPOINT_RWCSTREAM_HostAborted; + else if (Endpoint_IsOUTReceived()) + break; + + if (Endpoint_IsINReady()) + { + uint16_t BytesInEndpoint = Endpoint_BytesInEndpoint(); + + while (Length && (BytesInEndpoint < USB_ControlEndpointSize)) + { + TEMPLATE_TRANSFER_BYTE(DataStream); + Length--; + BytesInEndpoint++; + } + + LastPacketFull = (BytesInEndpoint == USB_ControlEndpointSize); + Endpoint_ClearIN(); + } + } + + while (!(Endpoint_IsOUTReceived())) + { + uint8_t USB_DeviceState_LCL = USB_DeviceState; + + if (USB_DeviceState_LCL == DEVICE_STATE_Unattached) + return ENDPOINT_RWCSTREAM_DeviceDisconnected; + else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended) + return ENDPOINT_RWCSTREAM_BusSuspended; + } + + return ENDPOINT_RWCSTREAM_NoError; +} + +#undef TEMPLATE_BUFFER_OFFSET +#undef TEMPLATE_FUNC_NAME +#undef TEMPLATE_TRANSFER_BYTE -- cgit v1.2.3