/*
LUFA Library
- Copyright (C) Dean Camera, 2011.
+ Copyright (C) Dean Camera, 2021.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
- Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2021 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
- The author disclaim all warranties with regard to this
+ The author disclaims all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
#include "RNDISEthernet.h"
+/** Global to store the incoming frame from the host before it is processed by the device. */
+static Ethernet_Frame_Info_t FrameIN;
+
+/** Global to store the outgoing frame created in the device before it is sent to the host. */
+static Ethernet_Frame_Info_t FrameOUT;
+
/** Main program entry point. This routine configures the hardware required by the application, then
* enters a loop to run the application tasks in sequence.
*/
{
SetupHardware();
- /* Webserver Initialization */
- TCP_Init();
- Webserver_Init();
-
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
- sei();
+ GlobalInterruptEnable();
for (;;)
{
Ethernet_Task();
- TCP_Task();
RNDIS_Task();
USB_USBTask();
}
/** Configures the board hardware and chip peripherals for the demo's functionality. */
void SetupHardware(void)
{
+#if (ARCH == ARCH_AVR8)
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
wdt_disable();
/* Disable clock division */
clock_prescale_set(clock_div_1);
+#elif (ARCH == ARCH_XMEGA)
+ /* Start the PLL to multiply the 2MHz RC oscillator to 32MHz and switch the CPU core to run from it */
+ XMEGACLK_StartPLL(CLOCK_SRC_INT_RC2MHZ, 2000000, F_CPU);
+ XMEGACLK_SetCPUClockSource(CLOCK_SRC_PLL);
+
+ /* Start the 32MHz internal RC oscillator and start the DFLL to increase it to 48MHz using the USB SOF as a reference */
+ XMEGACLK_StartInternalOscillator(CLOCK_SRC_INT_RC32MHZ);
+ XMEGACLK_StartDFLL(CLOCK_SRC_INT_RC32MHZ, DFLL_REF_INT_USBSOF, F_USB);
+
+ PMIC.CTRL = PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm;
+#endif
/* Hardware Initialization */
LEDs_Init();
- SerialStream_Init(9600, false);
+ Serial_Init(9600, false);
USB_Init();
+
+ /* Create a stdio stream for the serial port for stdin and stdout */
+ Serial_CreateStream(NULL);
}
/** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs and
bool ConfigSuccess = true;
/* Setup RNDIS Data Endpoints */
- ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_TX_EPNUM, EP_TYPE_BULK, ENDPOINT_DIR_IN,
- CDC_TXRX_EPSIZE, ENDPOINT_BANK_SINGLE);
- ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_RX_EPNUM, EP_TYPE_BULK, ENDPOINT_DIR_OUT,
- CDC_TXRX_EPSIZE, ENDPOINT_BANK_SINGLE);
- ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
- CDC_NOTIFICATION_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_TX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_RX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPADDR, EP_TYPE_INTERRUPT, CDC_NOTIFICATION_EPSIZE, 1);
/* Indicate endpoint configuration success or failure */
LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
*/
void EVENT_USB_Device_ControlRequest(void)
{
+ /* Send MS OS Compatibility descriptor if requested by the host. */
+ CheckIfMSCompatibilityDescriptorRequest();
+
/* Process RNDIS class commands */
switch (USB_ControlRequest.bRequest)
{
void RNDIS_Task(void)
{
/* Select the notification endpoint */
- Endpoint_SelectEndpoint(CDC_NOTIFICATION_EPNUM);
+ Endpoint_SelectEndpoint(CDC_NOTIFICATION_EPADDR);
/* Check if a message response is ready for the host */
if (Endpoint_IsINReady() && ResponseReady)
RNDIS_Packet_Message_t RNDISPacketHeader;
/* Select the data OUT endpoint */
- Endpoint_SelectEndpoint(CDC_RX_EPNUM);
+ Endpoint_SelectEndpoint(CDC_RX_EPADDR);
/* Check if the data OUT endpoint contains data, and that the IN buffer is empty */
- if (Endpoint_IsOUTReceived() && !(FrameIN.FrameInBuffer))
+ if (Endpoint_IsOUTReceived() && !(FrameIN.FrameLength))
{
/* Read in the packet message header */
Endpoint_Read_Stream_LE(&RNDISPacketHeader, sizeof(RNDIS_Packet_Message_t), NULL);
/* Store the size of the Ethernet frame */
FrameIN.FrameLength = RNDISPacketHeader.DataLength;
-
- /* Indicate Ethernet IN buffer full */
- FrameIN.FrameInBuffer = true;
}
/* Select the data IN endpoint */
- Endpoint_SelectEndpoint(CDC_TX_EPNUM);
+ Endpoint_SelectEndpoint(CDC_TX_EPADDR);
/* Check if the data IN endpoint is ready for more data, and that the IN buffer is full */
- if (Endpoint_IsINReady() && FrameOUT.FrameInBuffer)
+ if (Endpoint_IsINReady() && FrameOUT.FrameLength)
{
/* Clear the packet header with all 0s so that the relevant fields can be filled */
memset(&RNDISPacketHeader, 0, sizeof(RNDIS_Packet_Message_t));
Endpoint_ClearIN();
/* Indicate Ethernet OUT buffer no longer full */
- FrameOUT.FrameInBuffer = false;
+ FrameOUT.FrameLength = 0;
}
}
}
return;
/* Check if a frame has been written to the IN frame buffer */
- if (FrameIN.FrameInBuffer)
+ if (FrameIN.FrameLength)
{
/* Indicate packet processing started */
LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
- /* Process the ethernet frame - replace this with your own Ethernet handler code as desired */
- Ethernet_ProcessPacket();
+ // TODO: Process FrameIN here, and optionally fill FrameOUT.
/* Indicate packet processing complete */
LEDs_SetAllLEDs(LEDMASK_USB_READY);
projects / pub / lufa.git / blobdiff