From 4dc2cb5b49115f5376f27ff736a7939247deb111 Mon Sep 17 00:00:00 2001 From: laforge Date: Sat, 23 Feb 2008 13:19:06 +0000 Subject: * move usb descriptors into separate file (src/os/usb_descriptors_openpcd.h) * add USB HID skeleton git-svn-id: https://svn.openpcd.org:2342/trunk@426 6dc7ffe9-61d6-0310-9af1-9938baff3ed1 --- firmware/Makefile | 2 +- firmware/include/usb_hid.h | 236 ++++++++++++++++++++++++++++++ firmware/src/os/pcd_enumerate.c | 101 +------------ firmware/src/os/usb_descriptors_hid.h | 112 ++++++++++++++ firmware/src/os/usb_descriptors_openpcd.h | 110 ++++++++++++++ firmware/src/os/usb_hid.c | 34 +++++ firmware/src/pcd/main_hid.c | 59 ++++++++ 7 files changed, 556 insertions(+), 98 deletions(-) create mode 100644 firmware/include/usb_hid.h create mode 100644 firmware/src/os/usb_descriptors_hid.h create mode 100644 firmware/src/os/usb_descriptors_openpcd.h create mode 100644 firmware/src/os/usb_hid.c create mode 100644 firmware/src/pcd/main_hid.c diff --git a/firmware/Makefile b/firmware/Makefile index 567c76f..08126c1 100644 --- a/firmware/Makefile +++ b/firmware/Makefile @@ -34,7 +34,7 @@ # - 19. Apr. 2006 - option FLASH_TOOL (default lpc21isp); variable IMGEXT (mth) # - 19. Mai. 2006 - USE_THUMB_MODE switch, ROM_RUN->RUN_FROM_ROM RAM_RUN->RUN_FROM_RAM -LIBRFID_DIR:=../librfid/ +LIBRFID_DIR:=../../librfid/ FLASH_TOOL = AT91FLASH #FLASH_TOOL = UVISION diff --git a/firmware/include/usb_hid.h b/firmware/include/usb_hid.h new file mode 100644 index 0000000..49f5ab8 --- /dev/null +++ b/firmware/include/usb_hid.h @@ -0,0 +1,236 @@ +#ifndef _USB_HID_H +#define _USB_HID_H + +/* + * + * Portions of : + * Copyright (c) 1999 Andreas Gal + * Copyright (c) 2000-2001 Vojtech Pavlik + * Copyright (c) 2006-2007 Jiri Kosina + */ + +/* + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +/* + * USB HID (Human Interface Device) interface class code + */ + +#define USB_INTERFACE_CLASS_HID 3 + +/* + * USB HID interface subclass and protocol codes + */ + +#define USB_INTERFACE_SUBCLASS_BOOT 1 +#define USB_INTERFACE_PROTOCOL_KEYBOARD 1 +#define USB_INTERFACE_PROTOCOL_MOUSE 2 + +/* + * HID class requests + */ + +#define HID_REQ_GET_REPORT 0x01 +#define HID_REQ_GET_IDLE 0x02 +#define HID_REQ_GET_PROTOCOL 0x03 +#define HID_REQ_SET_REPORT 0x09 +#define HID_REQ_SET_IDLE 0x0A +#define HID_REQ_SET_PROTOCOL 0x0B + +/* + * HID class descriptor types + */ + +#define HID_DT_HID (USB_TYPE_CLASS | 0x01) +#define HID_DT_REPORT (USB_TYPE_CLASS | 0x02) +#define HID_DT_PHYSICAL (USB_TYPE_CLASS | 0x03) + +#define HID_MAX_DESCRIPTOR_SIZE 4096 + +/* + * HID report item format + */ + +#define HID_ITEM_FORMAT_SHORT 0 +#define HID_ITEM_FORMAT_LONG 1 + +/* + * Special tag indicating long items + */ + +#define HID_ITEM_TAG_LONG 15 + +/* + * HID report descriptor item type (prefix bit 2,3) + */ + +#define HID_ITEM_TYPE_MAIN 0 +#define HID_ITEM_TYPE_GLOBAL 1 +#define HID_ITEM_TYPE_LOCAL 2 +#define HID_ITEM_TYPE_RESERVED 3 + +/* + * HID report descriptor main item tags + */ + +#define HID_MAIN_ITEM_TAG_INPUT 8 +#define HID_MAIN_ITEM_TAG_OUTPUT 9 +#define HID_MAIN_ITEM_TAG_FEATURE 11 +#define HID_MAIN_ITEM_TAG_BEGIN_COLLECTION 10 +#define HID_MAIN_ITEM_TAG_END_COLLECTION 12 + +/* + * HID report descriptor main item contents + */ + +#define HID_MAIN_ITEM_CONSTANT 0x001 +#define HID_MAIN_ITEM_VARIABLE 0x002 +#define HID_MAIN_ITEM_RELATIVE 0x004 +#define HID_MAIN_ITEM_WRAP 0x008 +#define HID_MAIN_ITEM_NONLINEAR 0x010 +#define HID_MAIN_ITEM_NO_PREFERRED 0x020 +#define HID_MAIN_ITEM_NULL_STATE 0x040 +#define HID_MAIN_ITEM_VOLATILE 0x080 +#define HID_MAIN_ITEM_BUFFERED_BYTE 0x100 + +/* + * HID report descriptor collection item types + */ + +#define HID_COLLECTION_PHYSICAL 0 +#define HID_COLLECTION_APPLICATION 1 +#define HID_COLLECTION_LOGICAL 2 + +/* + * HID report descriptor global item tags + */ + +#define HID_GLOBAL_ITEM_TAG_USAGE_PAGE 0 +#define HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM 1 +#define HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM 2 +#define HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM 3 +#define HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM 4 +#define HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT 5 +#define HID_GLOBAL_ITEM_TAG_UNIT 6 +#define HID_GLOBAL_ITEM_TAG_REPORT_SIZE 7 +#define HID_GLOBAL_ITEM_TAG_REPORT_ID 8 +#define HID_GLOBAL_ITEM_TAG_REPORT_COUNT 9 +#define HID_GLOBAL_ITEM_TAG_PUSH 10 +#define HID_GLOBAL_ITEM_TAG_POP 11 + +/* + * HID report descriptor local item tags + */ + +#define HID_LOCAL_ITEM_TAG_USAGE 0 +#define HID_LOCAL_ITEM_TAG_USAGE_MINIMUM 1 +#define HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM 2 +#define HID_LOCAL_ITEM_TAG_DESIGNATOR_INDEX 3 +#define HID_LOCAL_ITEM_TAG_DESIGNATOR_MINIMUM 4 +#define HID_LOCAL_ITEM_TAG_DESIGNATOR_MAXIMUM 5 +#define HID_LOCAL_ITEM_TAG_STRING_INDEX 7 +#define HID_LOCAL_ITEM_TAG_STRING_MINIMUM 8 +#define HID_LOCAL_ITEM_TAG_STRING_MAXIMUM 9 +#define HID_LOCAL_ITEM_TAG_DELIMITER 10 + +/* + * HID usage tables + */ + +#define HID_USAGE_PAGE 0xffff0000 + +#define HID_UP_UNDEFINED 0x00000000 +#define HID_UP_GENDESK 0x00010000 +#define HID_UP_SIMULATION 0x00020000 +#define HID_UP_KEYBOARD 0x00070000 +#define HID_UP_LED 0x00080000 +#define HID_UP_BUTTON 0x00090000 +#define HID_UP_ORDINAL 0x000a0000 +#define HID_UP_CONSUMER 0x000c0000 +#define HID_UP_DIGITIZER 0x000d0000 +#define HID_UP_PID 0x000f0000 +#define HID_UP_HPVENDOR 0xff7f0000 +#define HID_UP_MSVENDOR 0xff000000 +#define HID_UP_CUSTOM 0x00ff0000 +#define HID_UP_LOGIVENDOR 0xffbc0000 + +#define HID_USAGE 0x0000ffff + +#define HID_GD_POINTER 0x00010001 +#define HID_GD_MOUSE 0x00010002 +#define HID_GD_JOYSTICK 0x00010004 +#define HID_GD_GAMEPAD 0x00010005 +#define HID_GD_KEYBOARD 0x00010006 +#define HID_GD_KEYPAD 0x00010007 +#define HID_GD_MULTIAXIS 0x00010008 +#define HID_GD_X 0x00010030 +#define HID_GD_Y 0x00010031 +#define HID_GD_Z 0x00010032 +#define HID_GD_RX 0x00010033 +#define HID_GD_RY 0x00010034 +#define HID_GD_RZ 0x00010035 +#define HID_GD_SLIDER 0x00010036 +#define HID_GD_DIAL 0x00010037 +#define HID_GD_WHEEL 0x00010038 +#define HID_GD_HATSWITCH 0x00010039 +#define HID_GD_BUFFER 0x0001003a +#define HID_GD_BYTECOUNT 0x0001003b +#define HID_GD_MOTION 0x0001003c +#define HID_GD_START 0x0001003d +#define HID_GD_SELECT 0x0001003e +#define HID_GD_VX 0x00010040 +#define HID_GD_VY 0x00010041 +#define HID_GD_VZ 0x00010042 +#define HID_GD_VBRX 0x00010043 +#define HID_GD_VBRY 0x00010044 +#define HID_GD_VBRZ 0x00010045 +#define HID_GD_VNO 0x00010046 +#define HID_GD_FEATURE 0x00010047 +#define HID_GD_UP 0x00010090 +#define HID_GD_DOWN 0x00010091 +#define HID_GD_RIGHT 0x00010092 +#define HID_GD_LEFT 0x00010093 + +/* + * HID report types --- Ouch! HID spec says 1 2 3! + */ + +#define HID_INPUT_REPORT 0 +#define HID_OUTPUT_REPORT 1 +#define HID_FEATURE_REPORT 2 + +struct usb_hid_class_descriptor { + u_int8_t bDescriptorType; + u_int16_t wDescriptorLength; +} __attribute__ ((packed)); + +struct usb_hid_descriptor { + u_int8_t bLength; + u_int8_t bDescriptorType; + u_int16_t bcdHID; + u_int8_t bCountryCode; + u_int8_t bNumDescriptors; + + struct hid_class_descriptor desc[1]; +} __attribute__ ((packed)); + +/* Applications from HID Usage Tables 4/8/99 Version 1.1 */ +/* We ignore a few input applications that are not widely used */ +#define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001)) + +#endif + diff --git a/firmware/src/os/pcd_enumerate.c b/firmware/src/os/pcd_enumerate.c index 5fc47a3..ab000c7 100644 --- a/firmware/src/os/pcd_enumerate.c +++ b/firmware/src/os/pcd_enumerate.c @@ -85,106 +85,13 @@ static const struct dfuapi *dfu = DFU_API_LOCATION; #error non-DFU builds currently not supported (yet) again #endif -static struct udp_pcd upcd; - -const struct usb_device_descriptor dev_descriptor = { - .bLength = USB_DT_DEVICE_SIZE, - .bDescriptorType = USB_DT_DEVICE, - .bcdUSB = 0x0100, - .bDeviceClass = USB_CLASS_VENDOR_SPEC, - .bDeviceSubClass = 0xff, - .bDeviceProtocol = 0xff, - .bMaxPacketSize0 = 0x08, - .idVendor = USB_VENDOR_ID, - .idProduct = USB_PRODUCT_ID, - .bcdDevice = 0x0030, /* Version 0.3 */ -#ifdef CONFIG_USB_STRING - .iManufacturer = 3, - .iProduct = 4, - .iSerialNumber = 0, +#ifdef CONFIG_USB_HID +#include "usb_descriptors_hid.h" #else - .iManufacturer = 0, - .iProduct = 0, - .iSerialNumber = 0, -#endif - .bNumConfigurations = 0x01, -}; - -struct _desc { - struct usb_config_descriptor ucfg; - struct usb_interface_descriptor uif; - struct usb_endpoint_descriptor ep[3]; -#ifdef CONFIG_DFU - struct usb_interface_descriptor uif_dfu[2]; +#include "usb_descriptors_openpcd.h" #endif -}; -const struct _desc cfg_descriptor = { - .ucfg = { - .bLength = USB_DT_CONFIG_SIZE, - .bDescriptorType = USB_DT_CONFIG, - .wTotalLength = USB_DT_CONFIG_SIZE + -#ifdef CONFIG_DFU - 3 * USB_DT_INTERFACE_SIZE + - 3 * USB_DT_ENDPOINT_SIZE, - .bNumInterfaces = 3, -#else - 1 * USB_DT_INTERFACE_SIZE + - 3 * USB_DT_ENDPOINT_SIZE, - .bNumInterfaces = 1, -#endif - .bConfigurationValue = 1, -#ifdef CONFIG_USB_STRING - .iConfiguration = 5, -#else - .iConfiguration = 0, -#endif - .bmAttributes = USB_CONFIG_ATT_ONE, - .bMaxPower = 250, /* 500mA */ - }, - .uif = { - .bLength = USB_DT_INTERFACE_SIZE, - .bDescriptorType = USB_DT_INTERFACE, - .bInterfaceNumber = 0, - .bAlternateSetting = 0, - .bNumEndpoints = 3, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = 0, - .bInterfaceProtocol = 0xff, -#ifdef CONFIG_SB_STRING - .iInterface = 6, -#else - .iInterface = 0, -#endif - }, - .ep= { - { - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = OPENPCD_OUT_EP, - .bmAttributes = USB_ENDPOINT_XFER_BULK, - .wMaxPacketSize = AT91C_EP_OUT_SIZE, - .bInterval = 0x00, - }, { - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = OPENPCD_IN_EP, - .bmAttributes = USB_ENDPOINT_XFER_BULK, - .wMaxPacketSize = AT91C_EP_IN_SIZE, - .bInterval = 0x00, - }, { - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = OPENPCD_IRQ_EP, - .bmAttributes = USB_ENDPOINT_XFER_INT, - .wMaxPacketSize = AT91C_EP_IN_SIZE, - .bInterval = 0xff, /* FIXME */ - }, - }, -#ifdef CONFIG_DFU - .uif_dfu = DFU_RT_IF_DESC, -#endif -}; +static struct udp_pcd upcd; struct epstate { u_int32_t state_busy; diff --git a/firmware/src/os/usb_descriptors_hid.h b/firmware/src/os/usb_descriptors_hid.h new file mode 100644 index 0000000..9399692 --- /dev/null +++ b/firmware/src/os/usb_descriptors_hid.h @@ -0,0 +1,112 @@ +#ifndef _USB_DESCRIPTORS_H +#define _USB_DESCRIPTORS_H + +#include +#include +#include +#include +#include + +#include "../config.h" + +/* The USB descriptor set for emulating a HID device */ + +const struct usb_device_descriptor dev_descriptor = { + .bLength = USB_DT_DEVICE_SIZE, + .bDescriptorType = USB_DT_DEVICE, + .bcdUSB = 0x0100, + .bDeviceClass = 0x00, + .bDeviceSubClass = 0x00, + .bDeviceProtocol = 0x00, + .bMaxPacketSize0 = 0x08, + .idVendor = USB_VENDOR_ID, + .idProduct = USB_PRODUCT_ID, + .bcdDevice = 0x0030, /* Version 0.3 */ +#ifdef CONFIG_USB_STRING + .iManufacturer = 3, + .iProduct = 4, + .iSerialNumber = 0, +#else + .iManufacturer = 0, + .iProduct = 0, + .iSerialNumber = 0, +#endif + .bNumConfigurations = 0x01, +}; + +struct _desc { + struct usb_config_descriptor ucfg; + struct usb_interface_descriptor uif; + struct usb_hid_descriptor hid; + struct usb_endpoint_descriptor ep[1]; +#ifdef CONFIG_DFU + struct usb_interface_descriptor uif_dfu[2]; +#endif +}; + +const struct _desc cfg_descriptor = { + .ucfg = { + .bLength = USB_DT_CONFIG_SIZE, + .bDescriptorType = USB_DT_CONFIG, + .wTotalLength = USB_DT_CONFIG_SIZE + +#ifdef CONFIG_DFU + 3 * USB_DT_INTERFACE_SIZE + + 1 * USB_DT_ENDPOINT_SIZE, + .bNumInterfaces = 3, +#else + 1 * USB_DT_INTERFACE_SIZE + + 1 * USB_DT_ENDPOINT_SIZE, + .bNumInterfaces = 1, +#endif + .bConfigurationValue = 1, +#ifdef CONFIG_USB_STRING + .iConfiguration = 5, +#else + .iConfiguration = 0, +#endif + .bmAttributes = USB_CONFIG_ATT_ONE, + .bMaxPower = 250, /* 500mA */ + }, + .uif = { + .bLength = USB_DT_INTERFACE_SIZE, + .bDescriptorType = USB_DT_INTERFACE, + .bInterfaceNumber = 0, + .bAlternateSetting = 0, + .bNumEndpoints = 1, + .bInterfaceClass = USB_CLASS_HID, + .bInterfaceSubClass = 0, + .bInterfaceProtocol = 0x01, +#ifdef CONFIG_USB_STRING + .iInterface = 6, +#else + .iInterface = 0, +#endif + }, + .hid = { + .bLength = 0x09, + .bDescriptorType = HID_DT_HID, + .bcdHID = 0x0111, + .bCountryCode = 0, + .bNumDescriptors = 1, + .desc[0] = { + .bDescriptorType = HID_DT_REPORT, + .bLength = FIXME, + }, + }, + .ep = { + { + .bLength = USB_DT_ENDPOINT_SIZE, + .bDescriptorType = USB_DT_ENDPOINT, + .bEndpointAddress = OPENPCD_IRQ_EP, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = AT91C_EP_IN_SIZE, + .bInterval = 0x0a, /* FIXME */ + }, + }, + +#ifdef CONFIG_DFU + .uif_dfu = DFU_RT_IF_DESC, +#endif +}; + +#endif /* _USB_DESCRIPTORS_H */ diff --git a/firmware/src/os/usb_descriptors_openpcd.h b/firmware/src/os/usb_descriptors_openpcd.h new file mode 100644 index 0000000..ceb7ff6 --- /dev/null +++ b/firmware/src/os/usb_descriptors_openpcd.h @@ -0,0 +1,110 @@ +#ifndef _USB_DESCRIPTORS_H +#define _USB_DESCRIPTORS_H + +#include +#include +#include +#include + +#include "../config.h" + +const struct usb_device_descriptor dev_descriptor = { + .bLength = USB_DT_DEVICE_SIZE, + .bDescriptorType = USB_DT_DEVICE, + .bcdUSB = 0x0100, + .bDeviceClass = USB_CLASS_VENDOR_SPEC, + .bDeviceSubClass = 0xff, + .bDeviceProtocol = 0xff, + .bMaxPacketSize0 = 0x08, + .idVendor = USB_VENDOR_ID, + .idProduct = USB_PRODUCT_ID, + .bcdDevice = 0x0030, /* Version 0.3 */ +#ifdef CONFIG_USB_STRING + .iManufacturer = 3, + .iProduct = 4, + .iSerialNumber = 0, +#else + .iManufacturer = 0, + .iProduct = 0, + .iSerialNumber = 0, +#endif + .bNumConfigurations = 0x01, +}; + +struct _desc { + struct usb_config_descriptor ucfg; + struct usb_interface_descriptor uif; + struct usb_endpoint_descriptor ep[3]; +#ifdef CONFIG_DFU + struct usb_interface_descriptor uif_dfu[2]; +#endif +}; + +const struct _desc cfg_descriptor = { + .ucfg = { + .bLength = USB_DT_CONFIG_SIZE, + .bDescriptorType = USB_DT_CONFIG, + .wTotalLength = USB_DT_CONFIG_SIZE + +#ifdef CONFIG_DFU + 3 * USB_DT_INTERFACE_SIZE + + 3 * USB_DT_ENDPOINT_SIZE, + .bNumInterfaces = 3, +#else + 1 * USB_DT_INTERFACE_SIZE + + 3 * USB_DT_ENDPOINT_SIZE, + .bNumInterfaces = 1, +#endif + .bConfigurationValue = 1, +#ifdef CONFIG_USB_STRING + .iConfiguration = 5, +#else + .iConfiguration = 0, +#endif + .bmAttributes = USB_CONFIG_ATT_ONE, + .bMaxPower = 250, /* 500mA */ + }, + .uif = { + .bLength = USB_DT_INTERFACE_SIZE, + .bDescriptorType = USB_DT_INTERFACE, + .bInterfaceNumber = 0, + .bAlternateSetting = 0, + .bNumEndpoints = 3, + .bInterfaceClass = USB_CLASS_VENDOR_SPEC, + .bInterfaceSubClass = 0, + .bInterfaceProtocol = 0xff, +#ifdef CONFIG_USB_STRING + .iInterface = 6, +#else + .iInterface = 0, +#endif + }, + .ep= { + { + .bLength = USB_DT_ENDPOINT_SIZE, + .bDescriptorType = USB_DT_ENDPOINT, + .bEndpointAddress = OPENPCD_OUT_EP, + .bmAttributes = USB_ENDPOINT_XFER_BULK, + .wMaxPacketSize = AT91C_EP_OUT_SIZE, + .bInterval = 0x00, + }, { + .bLength = USB_DT_ENDPOINT_SIZE, + .bDescriptorType = USB_DT_ENDPOINT, + .bEndpointAddress = OPENPCD_IN_EP, + .bmAttributes = USB_ENDPOINT_XFER_BULK, + .wMaxPacketSize = AT91C_EP_IN_SIZE, + .bInterval = 0x00, + }, { + .bLength = USB_DT_ENDPOINT_SIZE, + .bDescriptorType = USB_DT_ENDPOINT, + .bEndpointAddress = OPENPCD_IRQ_EP, + .bmAttributes = USB_ENDPOINT_XFER_INT, + .wMaxPacketSize = AT91C_EP_IN_SIZE, + .bInterval = 0xff, /* FIXME */ + }, + }, +#ifdef CONFIG_DFU + .uif_dfu = DFU_RT_IF_DESC, +#endif +}; + +#endif /* _USB_DESCRIPTORS_H */ diff --git a/firmware/src/os/usb_hid.c b/firmware/src/os/usb_hid.c new file mode 100644 index 0000000..57daeb5 --- /dev/null +++ b/firmware/src/os/usb_hid.c @@ -0,0 +1,34 @@ +/* OpenPCD USB HID - emulate a human inupt device + * (C) 2008 by Harald Welte + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include +#include +#include + +#include + +#include +#include +#include +#include +#include + +#include "../openpcd.h" + + diff --git a/firmware/src/pcd/main_hid.c b/firmware/src/pcd/main_hid.c new file mode 100644 index 0000000..9735c3d --- /dev/null +++ b/firmware/src/pcd/main_hid.c @@ -0,0 +1,59 @@ +/* main_hid - OpenPCD Human Input Device firmware + * + * (C) 2008 by Harald Welte + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +static void help(void) +{ +} + +int _main_dbgu(char key) +{ + switch (key) { + default: + return -EINVAL; + } + + return 0; +} + +void _init_func(void) +{ + //usbtest_init(); +} + +void _main_func(void) +{ + /* first we try to get rid of pending to-be-sent stuff */ + usb_out_process(); + + /* next we deal with incoming reqyests from USB EP1 (OUT) */ + usb_in_process(); + + /* try unthrottling sources since we now are [more] likely to + * have empty request contexts */ + udp_unthrottle(); +} -- cgit v1.2.3