diff options
Diffstat (limited to 'usb-eth')
-rw-r--r-- | usb-eth/Makefile | 42 | ||||
-rw-r--r-- | usb-eth/usb-eth.c | 116 |
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(); + } +} |