3 Copyright (C) Dean Camera, 2014.
5 dean [at] fourwalledcubicle [dot] com
10 Copyright 2014 Dean Camera (dean [at] fourwalledcubicle [dot] com)
12 Permission to use, copy, modify, distribute, and sell this
13 software and its documentation for any purpose is hereby granted
14 without fee, provided that the above copyright notice appear in
15 all copies and that both that the copyright notice and this
16 permission notice and warranty disclaimer appear in supporting
17 documentation, and that the name of the author not be used in
18 advertising or publicity pertaining to distribution of the
19 software without specific, written prior permission.
21 The author disclaims all warranties with regard to this
22 software, including all implied warranties of merchantability
23 and fitness. In no event shall the author be liable for any
24 special, indirect or consequential damages or any damages
25 whatsoever resulting from loss of use, data or profits, whether
26 in an action of contract, negligence or other tortious action,
27 arising out of or in connection with the use or performance of
33 * Main source file for the RNDISEthernetHost demo. This file contains the main tasks of
34 * the demo and is responsible for the initial application hardware configuration.
37 #include "RNDISEthernetHost.h"
39 /** Main program entry point. This routine configures the hardware required by the application, then
40 * enters a loop to run the application tasks in sequence.
46 puts_P(PSTR(ESC_FG_CYAN "RNDIS Host Demo running.\r\n" ESC_FG_WHITE));
48 LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
49 GlobalInterruptEnable();
59 /** Configures the board hardware and chip peripherals for the demo's functionality. */
60 void SetupHardware(void)
62 #if (ARCH == ARCH_AVR8)
63 /* Disable watchdog if enabled by bootloader/fuses */
64 MCUSR &= ~(1 << WDRF);
67 /* Disable clock division */
68 clock_prescale_set(clock_div_1);
71 /* Hardware Initialization */
72 Serial_Init(9600, false);
76 /* Create a stdio stream for the serial port for stdin and stdout */
77 Serial_CreateStream(NULL);
80 /** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
81 * starts the library USB task to begin the enumeration and USB management process.
83 void EVENT_USB_Host_DeviceAttached(void)
85 puts_P(PSTR(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));
86 LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
89 /** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
90 * stops the library USB task management process.
92 void EVENT_USB_Host_DeviceUnattached(void)
94 puts_P(PSTR(ESC_FG_GREEN "\r\nDevice Unattached.\r\n" ESC_FG_WHITE));
95 LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
98 /** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
99 * enumerated by the host and is now ready to be used by the application.
101 void EVENT_USB_Host_DeviceEnumerationComplete(void)
103 puts_P(PSTR("Getting Config Data.\r\n"));
107 /* Get and process the configuration descriptor data */
108 if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
110 if (ErrorCode == ControlError)
111 puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
113 puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
115 printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
117 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
121 /* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
122 if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
124 printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"
125 " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
127 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
131 uint16_t DeviceMaxPacketSize;
132 if ((ErrorCode = RNDIS_InitializeDevice(1024, &DeviceMaxPacketSize)) != HOST_SENDCONTROL_Successful)
134 printf_P(PSTR(ESC_FG_RED "Error Initializing Device.\r\n"
135 " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
137 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
138 USB_Host_SetDeviceConfiguration(0);
142 printf_P(PSTR("Device Max Transfer Size: %lu bytes.\r\n"), DeviceMaxPacketSize);
144 /* We set the default filter to only receive packets we would be interested in */
145 uint32_t PacketFilter = (REMOTE_NDIS_PACKET_DIRECTED | REMOTE_NDIS_PACKET_BROADCAST | REMOTE_NDIS_PACKET_ALL_MULTICAST);
146 if ((ErrorCode = RNDIS_SetRNDISProperty(OID_GEN_CURRENT_PACKET_FILTER,
147 &PacketFilter, sizeof(PacketFilter))) != HOST_SENDCONTROL_Successful)
149 printf_P(PSTR(ESC_FG_RED "Error Setting Device Packet Filter.\r\n"
150 " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
152 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
153 USB_Host_SetDeviceConfiguration(0);
158 if ((ErrorCode = RNDIS_QueryRNDISProperty(OID_GEN_VENDOR_ID,
159 &VendorID, sizeof(VendorID))) != HOST_SENDCONTROL_Successful)
161 printf_P(PSTR(ESC_FG_RED "Error Getting Vendor ID.\r\n"
162 " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
164 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
165 USB_Host_SetDeviceConfiguration(0);
169 printf_P(PSTR("Device Vendor ID: 0x%08lX\r\n"), VendorID);
171 puts_P(PSTR("RNDIS Device Enumerated.\r\n"));
172 LEDs_SetAllLEDs(LEDMASK_USB_READY);
175 /** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
176 void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
180 printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
181 " -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
183 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
187 /** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
188 * enumerating an attached USB device.
190 void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
191 const uint8_t SubErrorCode)
193 printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
194 " -- Error Code %d\r\n"
195 " -- Sub Error Code %d\r\n"
196 " -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
198 LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
201 /** Task to read in data received from the attached RNDIS device and print it to the serial port.
203 void RNDISHost_Task(void)
205 if (USB_HostState != HOST_STATE_Configured)
210 LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
212 uint16_t PacketLength;
213 if ((ErrorCode = RNDIS_GetPacketLength(&PacketLength)) != HOST_SENDCONTROL_Successful)
215 printf_P(PSTR(ESC_FG_RED "Packet Reception Error.\r\n"
216 " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
225 printf_P(PSTR("***PACKET (Size %d)***\r\n"), PacketLength);
227 if (PacketLength > 1024)
229 puts_P(PSTR(ESC_FG_RED "Packet too large.\r\n" ESC_FG_WHITE));
230 Pipe_Discard_Stream(PacketLength, NULL);
234 uint8_t PacketBuffer[PacketLength];
236 Pipe_Read_Stream_LE(&PacketBuffer, PacketLength, NULL);
238 for (uint16_t i = 0; i < PacketLength; i++)
239 printf("0x%02x ", PacketBuffer[i]);
247 LEDs_SetAllLEDs(LEDMASK_USB_READY);