added inital version of usb ethernet example

git-svn-id: https://svn.spreadspace.org/avr/trunk@109 aa12f405-d877-488e-9caf-2d797e2a1cc7

2 files changed, 158 insertions, 0 deletions

diff --git a/usb-eth/Makefile b/usb-eth/Makefile
new file mode 100644
index 0000000..2a6a4dd
--- /dev/null
+++ b/usb-eth/Makefile
@@ -0,0 +1,42 @@
+##

+##  spreadspace avr utils

+##

+##

+##  Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org>

+##

+##  This file is part of spreadspace avr utils.

+##

+##  spreadspace avr utils is free software: you can redistribute it and/or modify

+##  it under the terms of the GNU General Public License as published by

+##  the Free Software Foundation, either version 3 of the License, or

+##  any later version.

+##

+##  spreadspace avr utils is distributed in the hope that it will be useful,

+##  but WITHOUT ANY WARRANTY; without even the implied warranty of

+##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+##  GNU General Public License for more details.

+##

+##  You should have received a copy of the GNU General Public License

+##  along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.

+##

+

+NAME := usb-eth

+BOARD_TYPE := teensy2

+OBJ := $(NAME).o

+LIBS := util led lufa-descriptor-rndis

+EXTERNAL_LIBS := lufa

+

+LUFA_PATH := ../contrib/LUFA-120219

+

+LUFA_OPTS  = -D USB_DEVICE_ONLY

+LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8

+LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1

+LUFA_OPTS += -D USE_FLASH_DESCRIPTORS

+LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"

+

+LUFA_OPTS += -D USB_MANUFACTURER="L\"equinox\""

+LUFA_OPTS += -D USB_PRODUCT="L\"$(NAME)\""

+

+LUFA_COMPONENTS := USB USBCLASS

+

+include ../include.mk

diff --git a/usb-eth/usb-eth.c b/usb-eth/usb-eth.c
new file mode 100644
index 0000000..9ae931a
--- /dev/null
+++ b/usb-eth/usb-eth.c
@@ -0,0 +1,116 @@
+/*
+ *  spreadspace avr utils
+ *
+ *
+ *  Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org>
+ *
+ *  This file is part of spreadspace avr utils.
+ *
+ *  spreadspace avr utils is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
+ *
+ *  spreadspace avr utils is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/interrupt.h>
+#include <avr/power.h>
+
+#include "util.h"
+#include "led.h"
+
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2012.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+#include <LUFA/Version.h>
+#include <LUFA/Drivers/USB/USB.h>
+#include "lufa-descriptor-rndis.h"
+
+#define ADAPTER_MAC_ADDRESS              {0x02, 0x00, 0x02, 0x00, 0x02, 0x00}
+
+/** LUFA RNDIS Class driver interface configuration and state information. This structure is
+ *  passed to all RNDIS Class driver functions, so that multiple instances of the same class
+ *  within a device can be differentiated from one another.
+ */
+USB_ClassInfo_RNDIS_Device_t Ethernet_RNDIS_Interface =
+	{
+		.Config =
+			{
+				.ControlInterfaceNumber         = 0,
+
+				.DataINEndpointNumber           = CDC_TX_EPNUM,
+				.DataINEndpointSize             = CDC_TXRX_EPSIZE,
+				.DataINEndpointDoubleBank       = false,
+
+				.DataOUTEndpointNumber          = CDC_RX_EPNUM,
+				.DataOUTEndpointSize            = CDC_TXRX_EPSIZE,
+				.DataOUTEndpointDoubleBank      = false,
+
+				.NotificationEndpointNumber     = CDC_NOTIFICATION_EPNUM,
+				.NotificationEndpointSize       = CDC_NOTIFICATION_EPSIZE,
+				.NotificationEndpointDoubleBank = false,
+
+				.AdapterVendorDescription       = "LUFA RNDIS Demo Adapter",
+				.AdapterMACAddress              = {ADAPTER_MAC_ADDRESS},
+			},
+	};
+
+/** Event handler for the library USB Configuration Changed event. */
+void EVENT_USB_Device_ConfigurationChanged(void)
+{
+	RNDIS_Device_ConfigureEndpoints(&Ethernet_RNDIS_Interface);
+}
+
+/** Event handler for the library USB Control Request reception event. */
+void EVENT_USB_Device_ControlRequest(void)
+{
+	RNDIS_Device_ProcessControlRequest(&Ethernet_RNDIS_Interface);
+}
+
+/* end LUFA RNDIS Class driver specific definitions*/
+
+
+int main(void)
+{
+  MCUSR &= ~(1 << WDRF);
+  wdt_disable();
+
+  cpu_init();
+  led_init();
+  USB_Init();
+  sei();
+
+  for (;;) {
+		if (RNDIS_Device_IsPacketReceived(&Ethernet_RNDIS_Interface))
+		{
+      led_on();
+
+			/* RNDIS_Device_ReadPacket(&Ethernet_RNDIS_Interface, &FrameIN.FrameData, &FrameIN.FrameLength); */
+			/* Ethernet_ProcessPacket(&FrameIN, &FrameOUT); */
+
+			/* if (FrameOUT.FrameLength) */
+			/* { */
+			/* 	RNDIS_Device_SendPacket(&Ethernet_RNDIS_Interface, &FrameOUT.FrameData, FrameOUT.FrameLength); */
+			/* 	FrameOUT.FrameLength = 0; */
+			/* } */
+
+      led_off();
+		}
+
+		RNDIS_Device_USBTask(&Ethernet_RNDIS_Interface);
+		USB_USBTask();
+  }
+}