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Annotation of kernel/bsd/dev/i386/PS2KeyboardPriv.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: #ifdef DRIVER_PRIVATE
                     26: 
                     27: // Ports used to control the PS/2 keyboard/mouse and read data from it
                     28: #define K_RDWR                 0x60            // keyboard data & cmds (read/write)
                     29: #define K_STATUS       0x64            // keybd status (read-only)
                     30: #define K_CMD          0x64            // keybd ctlr command (write-only)
                     31: 
                     32: //
                     33: // Bit definitions for K_STATUS port.
                     34: //
                     35: #define K_OBUF_FUL     0x01            // output (from keybd) buffer full
                     36: #define K_IBUF_FUL     0x02            // input (to keybd) buffer full
                     37: #define K_SYSFLAG      0x04            // "System Flag"
                     38: #define K_CMD_DATA     0x08            // 1 = input buf has cmd, 0 = data
                     39: #define K_KBD_INHBT    0x10            // 0 if keyboard inhibited
                     40: #define M_OBUF_FUL     0x20            // mouse data available
                     41: 
                     42: // 
                     43: // Keyboard controller commands (sent to K_CMD port).
                     44: //
                     45: #define KC_CMD_READ    0x20            // read controller command byte
                     46: #define KC_CMD_WRITE   0x60            // write controller command byte
                     47: #define KC_CMD_TEST    0xab            // test interface
                     48: #define KC_CMD_DUMP    0xac            // diagnostic dump
                     49: #define KC_CMD_DISBLE  0xad            // disable keyboard
                     50: #define KC_CMD_ENBLE   0xae            // enable keyboard
                     51: #define KC_CMD_RDKBD   0xc4            // read keyboard ID
                     52: #define KC_CMD_MOUSE   0xd4            // send next data to mouse
                     53: #define KC_CMD_ECHO    0xee            // used for diagnostic testing
                     54: #define        KC_REBOOT       0xfe            // cause a reboot to occur
                     55: // 
                     56: // Keyboard/mouse commands (send to K_RDWR).
                     57: //
                     58: #define K_CMD_LEDS     0xed            // set status LEDs (caps lock, etc.)
                     59: #define M_CMD_SETRES   0xe8            // set mouse resolution to 2**N/mm
                     60: #define M_CMD_SAMPLING 0xf3            // set mouse sampling rate
                     61: #define M_CMD_POLL     0xf4            // enable mouse polling
                     62: 
                     63: // 
                     64: // Bit definitions for controller command byte (sent following 
                     65: // K_CMD_WRITE command).
                     66: //
                     67: #define K_CB_ENBLIRQ   0x01            // enable data-ready intrpt
                     68: #define M_CB_ENBLIRQ   0x02            // enable data-ready intrpt
                     69: #define K_CB_SETSYSF   0x04            // Set System Flag
                     70: #define K_CB_INHBOVR   0x08            // Inhibit Override
                     71: #define K_CB_DISBLE    0x10            // disable keyboard
                     72: #define M_CB_DISBLE    0x20            // disable mouse
                     73: #define        K_CB_TRANSLATE  0x40            // keyboard translate mode
                     74: 
                     75: // 
                     76: // Bit definitions for "Indicator Status Byte" (sent after a 
                     77: // K_CMD_LEDS command).  If the bit is on, the LED is on.  Undefined 
                     78: // bit positions must be 0.
                     79: //
                     80: #define K_LED_SCRLLK   0x1             // scroll lock
                     81: #define K_LED_NUMLK    0x2             // num lock
                     82: #define K_LED_CAPSLK   0x4             // caps lock
                     83: 
                     84: //
                     85: // Special Codes: These codes do not represent actual keys. theyare generated
                     86: // under special circumstances to indicate some sort of status.
                     87: //
                     88: #define K_UP           0x80            // OR'd in if key below is released
                     89: #define K_EXTEND       0xe0            // marker for "extended" sequence
                     90: #define        K_PAUSE         0xe1            // marker for pause key sequence
                     91: #define K_ACKSC                0xfa            // ack for keyboard command
                     92: #define K_RESEND       0xfe            // request to resend keybd cmd
                     93: 
                     94: #define K_DATA_DELAY   7               // usec to delay before data is valid
                     95: 
                     96: #endif /* DRIVER_PRIVATE */

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