| The Android Open Source Project | 076ef94 | 2009-03-03 19:28:41 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 The Android Open Source Project |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * * Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * * Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in |
| 12 | * the documentation and/or other materials provided with the |
| 13 | * distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 16 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 17 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 18 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| 19 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| 21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| 22 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| 23 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 25 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 26 | * SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #ifndef _USB_COMMON_DEFINES_H |
| 30 | #define _USB_COMMON_DEFINES_H |
| 31 | |
| 32 | #define GET_STATUS 0 |
| 33 | #define CLEAR_FEATURE 1 |
| 34 | #define SET_FEATURE 3 |
| 35 | #define SET_ADDRESS 5 |
| 36 | #define GET_DESCRIPTOR 6 |
| 37 | #define SET_DESCRIPTOR 7 |
| 38 | #define GET_CONFIGURATION 8 |
| 39 | #define SET_CONFIGURATION 9 |
| 40 | #define GET_INTERFACE 10 |
| 41 | #define SET_INTERFACE 11 |
| 42 | #define SYNCH_FRAME 12 |
| 43 | |
| 44 | #define TYPE_DEVICE 1 |
| 45 | #define TYPE_CONFIGURATION 2 |
| 46 | #define TYPE_STRING 3 |
| 47 | #define TYPE_INTERFACE 4 |
| 48 | #define TYPE_ENDPOINT 5 |
| 49 | |
| 50 | #define DEVICE_READ 0x80 |
| 51 | #define DEVICE_WRITE 0x00 |
| 52 | #define INTERFACE_READ 0x81 |
| 53 | #define INTERFACE_WRITE 0x01 |
| 54 | #define ENDPOINT_READ 0x82 |
| 55 | #define ENDPOINT_WRITE 0x02 |
| 56 | |
| 57 | typedef struct |
| 58 | { |
| 59 | unsigned char type; |
| 60 | unsigned char request; |
| 61 | unsigned short value; |
| 62 | unsigned short index; |
| 63 | unsigned short length; |
| 64 | } __attribute__ ((packed)) setup_packet; |
| 65 | |
| 66 | |
| 67 | struct usb_request |
| 68 | { |
| 69 | struct ept_queue_item *item; |
| 70 | |
| 71 | void *buf; |
| 72 | unsigned length; |
| 73 | |
| 74 | void (*complete)(struct usb_request *req, unsigned actual, int status); |
| 75 | void *context; |
| 76 | }; |
| 77 | |
| 78 | struct usb_request *usb_request_alloc(); |
| 79 | struct usb_endpoint *usb_endpoint_alloc(unsigned num, unsigned in, unsigned maxpkt); |
| 80 | int usb_queue_req(struct usb_endpoint *ept, struct usb_request *req); |
| 81 | |
| 82 | void usb_init(void); |
| 83 | void usb_shutdown(void); |
| 84 | void usb_poll(void); |
| 85 | |
| 86 | /* called to indicate online/offline status */ |
| 87 | void usb_status(unsigned online, unsigned highspeed); |
| 88 | |
| 89 | #endif |
