The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/adb/adb.h

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    1 /*-
    2  * Copyright (C) 2008 Nathan Whitehorn
    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  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   17  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   18  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
   20  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   21  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   22  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
   23  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   24  *
   25  * $FreeBSD: releng/10.1/sys/dev/adb/adb.h 199888 2009-11-28 17:48:25Z nwhitehorn $
   26  */
   27 
   28 #ifndef _POWERPC_ADB_H_
   29 #define _POWERPC_ADB_H_
   30 
   31 #include "adb_hb_if.h"
   32 #include "adb_if.h"
   33 
   34 enum {
   35         ADB_COMMAND_FLUSH       = 0,
   36         ADB_COMMAND_LISTEN      = 2,
   37         ADB_COMMAND_TALK        = 3,
   38 };
   39 
   40 enum {
   41         ADB_DEVICE_DONGLE       = 0x01,
   42         ADB_DEVICE_KEYBOARD     = 0x02,
   43         ADB_DEVICE_MOUSE        = 0x03,
   44         ADB_DEVICE_TABLET       = 0x04,
   45         ADB_DEVICE_MODEM        = 0x05,
   46         
   47         ADB_DEVICE_MISC         = 0x07
   48 };
   49 
   50 struct adb_devinfo {
   51         uint8_t address;
   52         uint8_t default_address;
   53         uint8_t handler_id;
   54 
   55         uint16_t register3;
   56 };
   57 
   58 /* Pass packets down through the bus manager */
   59 u_int adb_send_packet(device_t dev, u_char command, u_char reg, int len, 
   60     u_char *data);
   61 u_int adb_set_autopoll(device_t dev, u_char enable);
   62 
   63 /* Pass packets up from the interface */
   64 u_int adb_receive_raw_packet(device_t dev, u_char status, u_char command, 
   65     int len, u_char *data);
   66 
   67 uint8_t adb_get_device_type(device_t dev);
   68 uint8_t adb_get_device_handler(device_t dev);
   69 uint8_t adb_set_device_handler(device_t dev, uint8_t newhandler);
   70 
   71 size_t  adb_read_register(device_t dev, u_char reg, void *data);
   72 size_t  adb_write_register(device_t dev, u_char reg, size_t len, void *data);
   73 
   74 /* Bits for implementing ADB host bus adapters */
   75 extern devclass_t adb_devclass;
   76 extern driver_t adb_driver;
   77 
   78 #endif
   79 

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