1557 lines
36 KiB
C
1557 lines
36 KiB
C
/* $NetBSD: kbd.c,v 1.16 1997/01/28 04:55:16 mark Exp $ */
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/*
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* Copyright (c) 1994 Mark Brinicombe.
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* Copyright (c) 1994 Brini.
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* All rights reserved.
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*
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* This code is derived from software written for Brini by Mark Brinicombe
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Brini.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* RiscBSD kernel project
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*
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* kbd.c
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*
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* Keyboard driver functions
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*
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* Created : 09/10/94
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/conf.h>
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#include <sys/proc.h>
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#include <sys/reboot.h>
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#include <sys/device.h>
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#include <sys/ioctl.h>
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#include <sys/malloc.h>
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#include <sys/tty.h>
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#include <sys/vnode.h>
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#include <sys/select.h>
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#include <sys/fcntl.h>
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#include <sys/signalvar.h>
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#include <sys/time.h>
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#include <sys/poll.h>
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#include <machine/irqhandler.h>
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#include <machine/iomd.h>
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#include <machine/vidc.h>
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#include <machine/katelib.h>
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#include <machine/kbd.h>
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#include <machine/conf.h>
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#include <arm32/mainbus/mainbus.h>
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#include "vt.h"
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#include "kbd.h"
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/* Define the key_struct structure */
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typedef struct {
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int base_code; /* Base ASCII code */
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int shift_code; /* Shifted ASCII code */
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int ctrl_code; /* CTRL code */
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int alt_code; /* Alt code */
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int flags; /* Flags field */
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} key_struct;
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/* Define mappings for each possible code */
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key_struct keys[256] = {
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/* 0x00 - 0x0f */
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{ 0x00, 0x00, 0x00, 0x00, 0x80 },
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{ 0x89, 0x99, 0x00, 0x489, 0x00 },
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{ 0x8a, 0x9a, 0x00, 0x00, 0x00 },
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{ 0x85, 0x95, 0x00, 0x485, 0x00 },
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{ 0x83, 0x93, 0x00, 0x483, 0x00 },
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{ 0x81, 0x91, 0x00, 0x481, 0x00 },
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{ 0x82, 0x92, 0x00, 0x482, 0x00 },
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{ 0x8c, 0x9c, 0x00, 0x48c, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x88, 0x98, 0x00, 0x488, 0x00 },
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{ 0x86, 0x96, 0x00, 0x486, 0x00 },
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{ 0x84, 0x94, 0x00, 0x484, 0x00 },
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{ 0x09, 0x09, 0x09, 0x09, 0x00 },
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#ifdef RC7500
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{ 0x60, 0x7e, 0x00, 0x00, 0x00 },
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#else
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{ 0x60, 0x00, 0x00, 0x00, 0x00 },
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#endif
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x10 - 0x1f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x84 },
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{ 0x00, 0x00, 0x00, 0x00, 0x82 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x81 },
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{ 0x71, 0x51, 0x11, 0x00, 0x40 },
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{ 0x31, 0x21, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x7a, 0x5a, 0x1a, 0x00, 0x40 },
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{ 0x73, 0x53, 0x13, 0x00, 0x40 },
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{ 0x61, 0x41, 0x01, 0x00, 0x40 },
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{ 0x77, 0x57, 0x17, 0x00, 0x40 },
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{ 0x32, 0x22, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x20 - 0x2f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x63, 0x43, 0x03, 0x00, 0x40 },
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{ 0x78, 0x58, 0x18, 0x00, 0x40 },
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{ 0x64, 0x44, 0x04, 0x00, 0x40 },
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{ 0x65, 0x45, 0x05, 0x00, 0x40 },
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{ 0x34, 0x24, 0x00, 0x00, 0x00 },
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{ 0x33, 0x23, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x20, 0x20, 0x20, 0x20, 0x00 },
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{ 0x76, 0x56, 0x16, 0x00, 0x40 },
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{ 0x66, 0x46, 0x06, 0x00, 0x40 },
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{ 0x74, 0x54, 0x14, 0x00, 0x40 },
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{ 0x72, 0x52, 0x12, 0x00, 0x40 },
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{ 0x35, 0x25, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x30 - 0x3f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x6e, 0x4e, 0x0e, 0x00, 0x40 },
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{ 0x62, 0x42, 0x02, 0x00, 0x40 },
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{ 0x68, 0x48, 0x08, 0x00, 0x40 },
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{ 0x67, 0x47, 0x07, 0x00, 0x40 },
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{ 0x79, 0x59, 0x19, 0x00, 0x40 },
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{ 0x36, 0x5e, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x6d, 0x4d, 0x0d, 0x00, 0x40 },
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{ 0x6a, 0x4a, 0x0a, 0x00, 0x40 },
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{ 0x75, 0x55, 0x15, 0x00, 0x40 },
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{ 0x37, 0x26, 0x00, 0x00, 0x00 },
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{ 0x38, 0x2a, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x40 - 0x4f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x2c, 0x3c, 0x00, 0x00, 0x00 },
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{ 0x6b, 0x4b, 0x0b, 0x00, 0x40 },
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{ 0x69, 0x49, 0x09, 0x00, 0x40 },
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{ 0x6f, 0x4f, 0x0f, 0x00, 0x40 },
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{ 0x30, 0x29, 0x00, 0x00, 0x00 },
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{ 0x39, 0x28, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x2e, 0x3e, 0x00, 0x00, 0x00 },
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{ 0x2f, 0x3f, 0x00, 0x00, 0x00 },
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{ 0x6c, 0x4c, 0x0c, 0x00, 0x40 },
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{ 0x3b, 0x3a, 0x00, 0x00, 0x00 },
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{ 0x70, 0x50, 0x10, 0x00, 0x40 },
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{ 0x2d, 0x5f, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x50 - 0x5f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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#ifdef RC7500
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{ 0x27, 0x22, 0x00, 0x00, 0x00 },
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#else
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{ 0x27, 0x40, 0x00, 0x00, 0x00 },
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#endif
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x5b, 0x7b, 0x00, 0x00, 0x00 },
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{ 0x3d, 0x2b, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0xa0 },
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{ 0x00, 0x00, 0x00, 0x00, 0x82 },
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{ 0x0d, 0x0d, 0x0d, 0x00, 0x00 },
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{ 0x5d, 0x7d, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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#ifdef RC7500
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{ 0x5c, 0x7c, 0x00, 0x00, 0x00 },
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#else
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{ 0x23, 0x7e, 0x00, 0x00, 0x00 },
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#endif
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x60 - 0x6f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x5c, 0x7c, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x08, 0x7f, 0x08, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x31, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x34, 0x00, 0x00, 0x00, 0x00 },
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{ 0x37, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x70 - 0x7f */
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{ 0x30, 0x00, 0x00, 0x00, 0x00 },
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{ 0x2e, 0x00, 0x00, 0x00, 0x00 },
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{ 0x32, 0x00, 0x00, 0x00, 0x00 },
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{ 0x35, 0x00, 0x00, 0x00, 0x00 },
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{ 0x36, 0x00, 0x00, 0x00, 0x00 },
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{ 0x38, 0x00, 0x00, 0x00, 0x00 },
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{ 0x1b, 0x1b, 0x21b, 0x1b, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x90 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x2b, 0x00, 0x00, 0x22b, 0x00 },
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{ 0x33, 0x00, 0x00, 0x00, 0x00 },
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{ 0x2d, 0x00, 0x00, 0x22d, 0x00 },
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{ 0x2a, 0x00, 0x00, 0x00, 0x00 },
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{ 0x39, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x88 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x80 - 0x8f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x87, 0x97, 0x00, 0x487, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0x90 - 0x9f */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0xa0 - 0xaf */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0xb0 - 0xbf */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0xc0 - 0xcf */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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/* 0xd0 - 0xdf */
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x00, 0x00, 0x00 },
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|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0xe0 - 0xef */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0xf0 - 0xff */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 }
|
|
};
|
|
|
|
/* Define mappings for each possible code */
|
|
|
|
key_struct E0keys[128] = {
|
|
|
|
/* 0x00 - 0x0f */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0x10 - 0x1f */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x84 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x81 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0x20 - 0x2f */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0x30 - 0x3f */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0x40 - 0x4f */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x2f, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0x50 - 0x5f */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x0d, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0x60 - 0x6f */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x10b, 0x00, 0x00, 0x20b, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x102, 0x00, 0x00, 0x202, 0x00 },
|
|
{ 0x10a, 0x00, 0x00, 0x20a, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
|
|
/* 0x70 - 0x7f */
|
|
{ 0x108, 0x00, 0x00, 0x208, 0x00 },
|
|
{ 0x109, 0x00, 0x00, 0x209, 0x00 },
|
|
{ 0x101, 0x105, 0x00, 0x201, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x103, 0x00, 0x00, 0x203, 0x00 },
|
|
{ 0x100, 0x104, 0x00, 0x200, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x104, 0x100, 0x00, 0x204, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x105, 0x101, 0x00, 0x205, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00 },
|
|
};
|
|
|
|
/* Special keycodes */
|
|
|
|
#define KEYCODE_UP 0x100
|
|
#define KEYCODE_DOWN 0x101
|
|
#define KEYCODE_LEFT 0x102
|
|
#define KEYCODE_RIGHT 0x103
|
|
#define KEYCODE_PGUP 0x104
|
|
#define KEYCODE_PGDN 0x105
|
|
#define KEYCODE_INSERT 0x108
|
|
#define KEYCODE_DELETE 0x109
|
|
#define KEYCODE_HOME 0x10a
|
|
#define KEYCODE_END 0x10b
|
|
|
|
/* Key modifiers flags */
|
|
|
|
#define MODIFIER_CTRL 0x01
|
|
#define MODIFIER_SHIFT 0x02
|
|
#define MODIFIER_ALT 0x04
|
|
#define MODIFIER_MASK 0x07
|
|
|
|
#define MODIFIER_CAPS 0x20
|
|
#define MODIFIER_NUM 0x10
|
|
#define MODIFIER_SCROLL 0x08
|
|
#define MODIFIER_LOCK_MASK 0x38
|
|
|
|
#define MODIFIER_CAPSLOCK 0x40
|
|
#define MODIFIER_NORETURN 0x80
|
|
|
|
/* Keyboard variables */
|
|
|
|
#define RAWKBD_BSIZE 128
|
|
|
|
static int autorepeatkey = -1;
|
|
static struct kbd_autorepeat kbdautorepeat = { 5, 20 };
|
|
static int rawkbd_device = 0;
|
|
int modifiers = 0;
|
|
static int kbd_ack = 0;
|
|
static int kbd_resend = 0;
|
|
|
|
extern int pmap_debug_level;
|
|
|
|
struct kbd_softc {
|
|
struct device sc_device;
|
|
irqhandler_t sc_ih;
|
|
|
|
int sc_state;
|
|
#define RAWKBD_OPEN 0x01
|
|
#define KBD_OPEN 0x02
|
|
#define RAWKBD_ASLEEP 0x04
|
|
int sc_iobase;
|
|
struct clist sc_q;
|
|
struct selinfo sc_rsel;
|
|
struct proc *sc_proc;
|
|
};
|
|
|
|
#define KBDUNIT(u) (minor(u) / 2)
|
|
#define KBDFLAG(u) (minor(u) % 2)
|
|
|
|
#define KBDFLAG_RAWUNIT 0
|
|
#define KBDFLAG_CONUNIT 1
|
|
|
|
/* Local function prototypes */
|
|
|
|
int kbdprobe __P((struct device *, void *, void *));
|
|
void kbdattach __P((struct device *, struct device *, void *));
|
|
|
|
int kbdreset __P((void));
|
|
void kbd_flush_input __P((void));
|
|
int kbdcmd __P((u_char cmd));
|
|
void kbdsetleds __P((int /*leds*/));
|
|
|
|
int PollKeyboard __P((int));
|
|
int kbddecodekey __P((struct kbd_softc *, int));
|
|
int kbdintr __P((void *arg));
|
|
|
|
void autorepeatstart __P((void *));
|
|
void autorepeat __P((void *));
|
|
|
|
extern int physconkbd __P((int key));
|
|
extern void console_switch __P((u_int number));
|
|
extern int console_switchdown __P((void));
|
|
extern int console_switchup __P((void));
|
|
extern int console_unblank __P((void));
|
|
extern int console_scrollback __P((void));
|
|
extern int console_scrollforward __P((void));
|
|
extern void pmap_debug __P((int level));
|
|
|
|
/* Device structures */
|
|
|
|
struct cfattach kbd_ca = {
|
|
sizeof(struct kbd_softc), kbdprobe, kbdattach
|
|
};
|
|
|
|
struct cfdriver kbd_cd = {
|
|
NULL, "kbd", DV_TTY
|
|
};
|
|
|
|
/* keyboard commands */
|
|
|
|
#define KBC_RESET 0xFF /* reset the keyboard */
|
|
#define KBC_RESEND 0xFE /* request the keyboard resend the last byte */
|
|
#define KBC_SET_TMB 0xFA /* What is this one ? */
|
|
#define KBC_SETDEFAULT 0xF6 /* resets keyboard to its power-on defaults */
|
|
#define KBC_DISABLE 0xF5 /* as per KBC_SETDEFAULT, but also disable key scanning */
|
|
#define KBC_ENABLE 0xF4 /* enable key scanning */
|
|
#define KBC_TYPEMATIC 0xF3 /* set typematic rate and delay */
|
|
#define KBC_SETSCANTBL 0xF0 /* set scancode translation table */
|
|
#define KBC_SETLEDS 0xED /* set mode indicators (i.e. LEDs) */
|
|
#define KBC_ECHO 0xEE /* request an echo from the keyboard */
|
|
|
|
#define KBD_SETSCAN_2 0x02
|
|
#define KBD_SETSCAN_3 0x03
|
|
|
|
/* keyboard responses */
|
|
#define KBR_EXTENDED 0xE0 /* extended key sequence */
|
|
#define KBR_RESEND 0xFE /* needs resend of command */
|
|
#define KBR_ACK 0xFA /* received a valid command */
|
|
#define KBR_OVERRUN 0x00 /* flooded */
|
|
#define KBR_FAILURE 0xFD /* diagnosic failure */
|
|
#define KBR_BREAK 0xF0 /* break code prefix - sent on key release */
|
|
#define KBR_RSTDONE 0xAA /* reset complete */
|
|
#define KBR_ECHO 0xEE /* echo response */
|
|
|
|
|
|
int
|
|
kbdprobe(parent, match, aux)
|
|
struct device *parent;
|
|
void *match;
|
|
void *aux;
|
|
{
|
|
int id;
|
|
|
|
/* Make sure we have an IOMD we understand */
|
|
|
|
id = IOMD_ID;
|
|
|
|
/* So far I only know about this IOMD */
|
|
|
|
switch (id) {
|
|
case RPC600_IOMD_ID:
|
|
case ARM7500_IOC_ID:
|
|
return(1);
|
|
break;
|
|
default:
|
|
printf("kbd: Unknown IOMD id=%04x", id);
|
|
break;
|
|
}
|
|
|
|
return(0);
|
|
}
|
|
|
|
|
|
void
|
|
kbdattach(parent, self, aux)
|
|
struct device *parent;
|
|
struct device *self;
|
|
void *aux;
|
|
{
|
|
struct kbd_softc *sc = (void *)self;
|
|
struct mainbus_attach_args *mb = aux;
|
|
int error;
|
|
|
|
error = kbdreset();
|
|
if (error == 1)
|
|
printf(": Cannot enable keyboard");
|
|
else if (error == 2)
|
|
printf(": No keyboard present");
|
|
|
|
sc->sc_iobase = mb->mb_iobase;
|
|
|
|
sc->sc_ih.ih_func = kbdintr;
|
|
sc->sc_ih.ih_arg = sc;
|
|
sc->sc_ih.ih_level = IPL_TTY;
|
|
sc->sc_ih.ih_name = "kbd rx";
|
|
if (irq_claim(IRQ_KBDRX, &sc->sc_ih))
|
|
panic("Cannot claim IRQ for kbd%d\n", sc->sc_device.dv_unit);
|
|
|
|
printf("\n");
|
|
}
|
|
|
|
|
|
int
|
|
kbdopen(dev, flag, mode, p)
|
|
dev_t dev;
|
|
int flag;
|
|
int mode;
|
|
struct proc *p;
|
|
{
|
|
struct kbd_softc *sc;
|
|
int unit = KBDUNIT(dev);
|
|
|
|
if (unit >= kbd_cd.cd_ndevs)
|
|
return(ENXIO);
|
|
|
|
sc = kbd_cd.cd_devs[unit];
|
|
|
|
if (!sc) return(ENXIO);
|
|
|
|
switch (KBDFLAG(dev)) {
|
|
case KBDFLAG_RAWUNIT :
|
|
if (sc->sc_state & RAWKBD_OPEN)
|
|
return(EBUSY);
|
|
sc->sc_state |= RAWKBD_OPEN;
|
|
if (clalloc(&sc->sc_q, RAWKBD_BSIZE, 0) == -1)
|
|
return(ENOMEM);
|
|
sc->sc_proc = p;
|
|
rawkbd_device = 1;
|
|
break;
|
|
case KBDFLAG_CONUNIT :
|
|
if (sc->sc_state & KBD_OPEN)
|
|
return(EBUSY);
|
|
sc->sc_state |= KBD_OPEN;
|
|
break;
|
|
}
|
|
|
|
/* Kill any active autorepeat */
|
|
|
|
untimeout(autorepeatstart, &autorepeatkey);
|
|
untimeout(autorepeat, &autorepeatkey);
|
|
|
|
return(0);
|
|
}
|
|
|
|
|
|
int
|
|
kbdclose(dev, flag, mode, p)
|
|
dev_t dev;
|
|
int flag;
|
|
int mode;
|
|
struct proc *p;
|
|
{
|
|
int unit = KBDUNIT(dev);
|
|
struct kbd_softc *sc = kbd_cd.cd_devs[unit];
|
|
|
|
switch (KBDFLAG(dev)) {
|
|
case KBDFLAG_RAWUNIT :
|
|
if (!(sc->sc_state & RAWKBD_OPEN))
|
|
return(EINVAL);
|
|
sc->sc_state &= ~RAWKBD_OPEN;
|
|
clfree(&sc->sc_q);
|
|
sc->sc_proc = NULL;
|
|
rawkbd_device = 0;
|
|
break;
|
|
case KBDFLAG_CONUNIT :
|
|
if (!(sc->sc_state & KBD_OPEN))
|
|
return(EINVAL);
|
|
sc->sc_state &= ~KBD_OPEN;
|
|
break;
|
|
}
|
|
|
|
return(0);
|
|
}
|
|
|
|
|
|
int
|
|
kbdread(dev, uio, flag)
|
|
dev_t dev;
|
|
struct uio *uio;
|
|
int flag;
|
|
{
|
|
struct kbd_softc *sc = kbd_cd.cd_devs[KBDUNIT(dev)];
|
|
int s;
|
|
int error = 0;
|
|
size_t length;
|
|
u_char buffer[128];
|
|
|
|
if (KBDFLAG(dev) == KBDFLAG_CONUNIT)
|
|
return(ENXIO);
|
|
|
|
/* Block until keyboard activity occured. */
|
|
|
|
s = spltty();
|
|
while (sc->sc_q.c_cc == 0) {
|
|
if (flag & IO_NDELAY) {
|
|
splx(s);
|
|
return EWOULDBLOCK;
|
|
}
|
|
sc->sc_state |= RAWKBD_ASLEEP;
|
|
if ((error = tsleep((caddr_t)sc, PZERO | PCATCH, "kbdread", 0))) {
|
|
sc->sc_state &= (~RAWKBD_ASLEEP);
|
|
splx(s);
|
|
return error;
|
|
}
|
|
}
|
|
splx(s);
|
|
|
|
/* Transfer as many chunks as possible. */
|
|
|
|
while (sc->sc_q.c_cc > 0 && uio->uio_resid > 0) {
|
|
length = min(sc->sc_q.c_cc, uio->uio_resid);
|
|
if (length > sizeof(buffer))
|
|
length = sizeof(buffer);
|
|
|
|
/* Remove a small chunk from the input queue. */
|
|
(void) q_to_b(&sc->sc_q, buffer, length);
|
|
|
|
/* Copy the data to the user process. */
|
|
if ((error = (uiomove(buffer, length, uio))))
|
|
break;
|
|
}
|
|
return error;
|
|
}
|
|
|
|
#if 0
|
|
int
|
|
kbdselect(dev, rw, p)
|
|
dev_t dev;
|
|
int rw;
|
|
struct proc *p;
|
|
{
|
|
struct kbd_softc *sc = kbd_cd.cd_devs[KBDUNIT(dev)];
|
|
int s;
|
|
int ret;
|
|
|
|
if (KBDFLAG(dev) == KBDFLAG_CONUNIT)
|
|
return(ENXIO);
|
|
|
|
if (rw == FWRITE)
|
|
return 0;
|
|
|
|
s = spltty();
|
|
if (!sc->sc_q.c_cc) {
|
|
selrecord(p, &sc->sc_rsel);
|
|
ret = 0;
|
|
} else
|
|
ret = 1;
|
|
splx(s);
|
|
return ret;
|
|
}
|
|
#else
|
|
|
|
int
|
|
kbdpoll(dev, events, p)
|
|
dev_t dev;
|
|
int events;
|
|
struct proc *p;
|
|
{
|
|
struct kbd_softc *sc = kbd_cd.cd_devs[KBDUNIT(dev)];
|
|
int revents = 0;
|
|
int s = spltty();
|
|
|
|
if (KBDFLAG(dev) == KBDFLAG_CONUNIT)
|
|
return(ENXIO);
|
|
|
|
if (events & (POLLIN | POLLRDNORM))
|
|
if (sc->sc_q.c_cc > 0)
|
|
revents |= events & (POLLIN | POLLRDNORM);
|
|
else
|
|
selrecord(p, &sc->sc_rsel);
|
|
|
|
splx(s);
|
|
return (revents);
|
|
}
|
|
#endif
|
|
|
|
int
|
|
kbdioctl(dev, cmd, data, flag, p)
|
|
dev_t dev;
|
|
u_long cmd;
|
|
caddr_t data;
|
|
int flag;
|
|
struct proc *p;
|
|
{
|
|
/* struct kbd_softc *sc = kbd_cd.cd_devs[KBDUNIT(dev)];*/
|
|
struct kbd_autorepeat *kbdar = (void *)data;
|
|
int *leds = (int *)data;
|
|
int s;
|
|
|
|
switch (cmd) {
|
|
case KBD_GETAUTOREPEAT:
|
|
/* if (KBDFLAG(dev) == KBDFLAG_RAWUNIT)
|
|
return(EINVAL);*/
|
|
|
|
*kbdar = kbdautorepeat;
|
|
break;
|
|
case KBD_SETAUTOREPEAT:
|
|
/* if (KBDFLAG(dev) == KBDFLAG_RAWUNIT)
|
|
return(EINVAL);*/
|
|
s = spltty();
|
|
kbdautorepeat = *kbdar;
|
|
if (kbdautorepeat.ka_rate < 1)
|
|
kbdautorepeat.ka_rate = 1;
|
|
if (kbdautorepeat.ka_rate > 50)
|
|
kbdautorepeat.ka_rate = 50;
|
|
if (kbdautorepeat.ka_delay > 50)
|
|
kbdautorepeat.ka_delay = 50;
|
|
if (kbdautorepeat.ka_delay < 1)
|
|
kbdautorepeat.ka_delay = 1;
|
|
(void)splx(s);
|
|
break;
|
|
case KBD_SETLEDS:
|
|
kbdsetleds(*leds);
|
|
break;
|
|
default:
|
|
return(ENXIO);
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
|
|
/* Low level keyboard driver functions */
|
|
|
|
/*
|
|
* kbdcmd
|
|
*
|
|
* Send a command to the keyboard
|
|
* Returns 0 if command succeeded or 1 if it failed.
|
|
*/
|
|
|
|
int
|
|
kbdcmd(cmd)
|
|
u_char cmd;
|
|
{
|
|
u_char c;
|
|
int i = 0;
|
|
int retry;
|
|
|
|
for (retry = 7; retry >= 0; --retry) {
|
|
|
|
/* Wait for empty kbd transmit register */
|
|
|
|
for (i = 1000; i; i--) {
|
|
if (inb(IOMD_KBDCR) & 0x80)
|
|
break;
|
|
delay(200);
|
|
}
|
|
if (i == 0)
|
|
printf("kbd: transmit not ready\n");
|
|
|
|
outb(IOMD_KBDDAT, cmd);
|
|
delay(200);
|
|
|
|
/* Wait for full kbd receive register */
|
|
|
|
for (i = 0; i < 1000; i++) {
|
|
c = inb(IOMD_KBDCR);
|
|
if ((c & 0x20) == 0x20)
|
|
break;
|
|
delay(100);
|
|
}
|
|
|
|
delay(100);
|
|
|
|
/* Get byte from kbd receive register */
|
|
|
|
c = inb(IOMD_KBDDAT);
|
|
if ((c == KBR_ACK) || (c == KBR_ECHO))
|
|
return(0);
|
|
|
|
/* Failed if we have more reties to go flush kbd */
|
|
|
|
if (retry)
|
|
kbd_flush_input();
|
|
}
|
|
printf("kbd: command failed, cmd = %02x, status = %02x\n", cmd, c);
|
|
return(1);
|
|
}
|
|
|
|
|
|
/*
|
|
* kbd_flush_input()
|
|
*
|
|
* Flushes the keyboard input register
|
|
*/
|
|
|
|
void
|
|
kbd_flush_input()
|
|
{
|
|
int i;
|
|
|
|
/* Loop round reading bytes while the receive buffer is not empty */
|
|
|
|
for (i = 0; i < 20; i++) {
|
|
if ((inb(IOMD_KBDCR) & 0x20) == 0)
|
|
break;
|
|
delay(100);
|
|
(void)inb(IOMD_KBDDAT);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* kbdreset()
|
|
*
|
|
* Resets the keyboard.
|
|
* Returns 0 if successful.
|
|
* Returns 1 if keyboard could not be enabled.
|
|
* Returns 2 if keyboard could not be reset.
|
|
*/
|
|
|
|
int
|
|
kbdreset()
|
|
{
|
|
int i;
|
|
u_char c;
|
|
|
|
kbd_flush_input();
|
|
|
|
/* Disable, wait then enable the keyboard interface */
|
|
|
|
outb(IOMD_KBDCR, 0x00);
|
|
delay(100);
|
|
outb(IOMD_KBDCR, 0x08);
|
|
|
|
/* Wait for kdata and kclk to go high */
|
|
|
|
for (i = 1000; i; i--) {
|
|
if ((inb(IOMD_KBDCR) & 0x03) == 0x03)
|
|
break;
|
|
outb(IOMD_KBDCR, 0x03);
|
|
delay(200);
|
|
outb(IOMD_KBDCR, 0x08);
|
|
}
|
|
if (i == 0 || (inb(IOMD_KBDCR) & 0x08) == 0)
|
|
return(1);
|
|
|
|
kbd_flush_input();
|
|
kbdcmd(KBC_DISABLE);
|
|
retry:
|
|
kbdcmd(KBC_RESET);
|
|
delay(100000);
|
|
for (i = 10000; i; i--) {
|
|
c = inb(IOMD_KBDDAT);
|
|
if (c == KBR_RSTDONE)
|
|
break;
|
|
if (c == KBR_RESEND)
|
|
goto retry;
|
|
delay(1000);
|
|
}
|
|
if (i == 0)
|
|
return(2);
|
|
|
|
kbdcmd(KBC_SETSCANTBL);
|
|
kbdcmd(KBD_SETSCAN_2);
|
|
kbdcmd(KBC_ENABLE);
|
|
|
|
modifiers = MODIFIER_NUM;
|
|
kbdsetleds((modifiers >> 3) & 7);
|
|
return(0);
|
|
}
|
|
|
|
|
|
void
|
|
kbdsetleds(leds)
|
|
int leds;
|
|
{
|
|
kbdcmd(KBC_SETLEDS);
|
|
kbdcmd(leds);
|
|
}
|
|
|
|
|
|
void
|
|
kbdsetstate(state)
|
|
int state;
|
|
{
|
|
modifiers = state & MODIFIER_LOCK_MASK;
|
|
kbdsetleds((modifiers >> 3) & 7);
|
|
}
|
|
|
|
|
|
int
|
|
kdbgetstate()
|
|
{
|
|
return(modifiers);
|
|
}
|
|
|
|
|
|
int
|
|
getkey_polled()
|
|
{
|
|
int code;
|
|
int key;
|
|
int up;
|
|
key_struct *ks;
|
|
int s;
|
|
|
|
s = splhigh();
|
|
|
|
key = 0;
|
|
|
|
do {
|
|
while ((ReadByte(IOMD_KBDCR) & (1<<5)) == 0) ;
|
|
delay(10);
|
|
|
|
/* Read the IOMD keyboard register and process the key */
|
|
|
|
code = PollKeyboard(ReadByte(IOMD_KBDDAT));
|
|
|
|
if (code != 0) {
|
|
up = (code & 0x100);
|
|
key = code & 0xff;
|
|
|
|
/* printf("code=%04x mod=%04x\n", code, modifiers);*/
|
|
|
|
/* By default we use the main keycode lookup table */
|
|
|
|
ks = keys;
|
|
|
|
/* If we have an E0 or E1 sqeuence we use the extended table */
|
|
|
|
if (code > 0x1ff)
|
|
ks = E0keys;
|
|
|
|
/* Is the key a temporary modifier ? */
|
|
|
|
if (ks[key].flags & MODIFIER_MASK) {
|
|
if (up)
|
|
modifiers &= ~ks[key].flags;
|
|
else
|
|
modifiers |= ks[key].flags;
|
|
key = 0;
|
|
continue;
|
|
}
|
|
|
|
/* Is the key a locking modifier ? */
|
|
|
|
if (ks[key].flags & MODIFIER_LOCK_MASK) {
|
|
if (!up) {
|
|
modifiers ^= ks[key].flags;
|
|
kbdsetleds((modifiers >> 3) & 7);
|
|
}
|
|
key = 0;
|
|
continue;
|
|
}
|
|
|
|
/* Lookup the correct key code */
|
|
|
|
if (modifiers & 0x01)
|
|
key = ks[key].ctrl_code;
|
|
else if (modifiers & 0x02)
|
|
key = ks[key].shift_code;
|
|
else if (modifiers & 0x04)
|
|
key = ks[key].alt_code;
|
|
else
|
|
key = ks[key].base_code;
|
|
|
|
if (modifiers & MODIFIER_CAPS) {
|
|
if ((key >= 'A' && key <= 'Z') || (key >= 'a' && key <= 'z'))
|
|
key ^= 0x20;
|
|
}
|
|
|
|
if (up)
|
|
key = 0;
|
|
if (!up && key >= 0x200) {
|
|
|
|
#if (NVT > 0)
|
|
if ((key & ~0x0f) == 0x480)
|
|
console_switch((key & 0x0f) - 1);
|
|
else
|
|
#endif
|
|
switch (key) {
|
|
#if (NVT > 0)
|
|
case 0x201:
|
|
console_scrollforward();
|
|
break;
|
|
case 0x200:
|
|
console_scrollback();
|
|
break;
|
|
#endif
|
|
default:
|
|
break;
|
|
}
|
|
key = 0;
|
|
}
|
|
}
|
|
} while (key == 0);
|
|
|
|
if (key == '\r')
|
|
key = '\n';
|
|
|
|
splx(s);
|
|
return(key);
|
|
}
|
|
|
|
|
|
/* Keyboard IRQ handler */
|
|
|
|
int
|
|
kbdintr(arg)
|
|
void *arg;
|
|
{
|
|
struct kbd_softc *sc = arg;
|
|
int key;
|
|
|
|
/* Read the IOMD keyboard register and process the key */
|
|
|
|
key = PollKeyboard(ReadByte(IOMD_KBDDAT));
|
|
|
|
/* If we have a raw keycode convert it to an ASCII code */
|
|
|
|
if (key != 0)
|
|
kbddecodekey(sc, key);
|
|
|
|
return(1); /* Claim interrupt */
|
|
}
|
|
|
|
|
|
/* Flags used to decode the raw keys */
|
|
|
|
#define FLAG_KEYUP 0x01
|
|
#define FLAG_E0 0x02
|
|
#define FLAG_E1 0x04
|
|
|
|
static int flags = 0;
|
|
|
|
/*
|
|
* This function is now misnamed.
|
|
* It processes the raw key codes from the keyboard and generates
|
|
* a unique code that can be decoded with the key translation array.
|
|
*/
|
|
|
|
int
|
|
PollKeyboard(code)
|
|
int code;
|
|
{
|
|
/* printf("%02x.", code);*/
|
|
|
|
/*
|
|
* Set the keyup flag if this is the release code.
|
|
*/
|
|
|
|
if (code == 0xf0) {
|
|
flags |= FLAG_KEYUP;
|
|
return(0);
|
|
}
|
|
|
|
/* If it is a special code ignore it */
|
|
|
|
if (code == 0xff || code == 0x00) {
|
|
flags = 0;
|
|
return(0);
|
|
}
|
|
|
|
/* If it is a resend code note it down */
|
|
|
|
if (code == KBR_RESEND) {
|
|
printf("kbd:resend\n");
|
|
kbd_resend = 1;
|
|
return(0);
|
|
}
|
|
|
|
/* If it is an ack code note it down */
|
|
|
|
if (code == KBR_ACK) {
|
|
/* printf("kbd:ack\n");*/
|
|
kbd_ack = 1;
|
|
return(0);
|
|
}
|
|
|
|
/* Flag the start of an E0 sequence. */
|
|
|
|
if (code == 0xe0) {
|
|
flags |= FLAG_E0;
|
|
return(0);
|
|
}
|
|
|
|
/* Flag the start of an E1 sequence. */
|
|
|
|
if (code == 0xe1) {
|
|
flags |= FLAG_E1;
|
|
return(0);
|
|
}
|
|
|
|
/* Ignore any other invalid codes */
|
|
|
|
if (code > 0x8f) {
|
|
flags = 0;
|
|
return(0);
|
|
}
|
|
|
|
/* printf("%02x:%02x.", code, flags);*/
|
|
|
|
/* Mark the code appropriately if it is part of an E0 sequence */
|
|
|
|
if (flags & FLAG_E0) {
|
|
flags &= ~FLAG_E0;
|
|
if (code == 0x12) {
|
|
flags &= ~FLAG_KEYUP;
|
|
return(0);
|
|
}
|
|
code |= 0x200;
|
|
}
|
|
|
|
/* Mark the key if it is the upcode */
|
|
|
|
if (flags & FLAG_KEYUP) {
|
|
flags &= ~FLAG_KEYUP;
|
|
code |= 0x100;
|
|
}
|
|
|
|
/* Mark the code appropriately if it is part of an E1 sequence */
|
|
|
|
if (flags & FLAG_E1) {
|
|
if ((code & 0xff) == 0x14) {
|
|
return(0);
|
|
}
|
|
flags &= ~FLAG_E1;
|
|
code |= 0x400;
|
|
flags &= ~FLAG_KEYUP;
|
|
}
|
|
|
|
return(code);
|
|
}
|
|
|
|
|
|
/*
|
|
* This routine decodes the unique keycode and generates an ASCII code
|
|
* if necessary.
|
|
*/
|
|
|
|
int
|
|
kbddecodekey(sc, code)
|
|
struct kbd_softc *sc;
|
|
int code;
|
|
{
|
|
key_struct *ks;
|
|
int up;
|
|
int key;
|
|
|
|
console_unblank();
|
|
|
|
/* Do we have the raw kbd device open ... */
|
|
|
|
if (rawkbd_device == 1 && code != 0) {
|
|
struct kbd_data buffer;
|
|
int s;
|
|
|
|
/* Add this event to the queue. */
|
|
|
|
buffer.keycode = code;
|
|
microtime(&buffer.event_time);
|
|
s=spltty();
|
|
(void) b_to_q((char *)&buffer, sizeof(buffer), &sc->sc_q);
|
|
splx(s);
|
|
selwakeup(&sc->sc_rsel);
|
|
|
|
if (sc->sc_state & RAWKBD_ASLEEP) {
|
|
sc->sc_state &= ~RAWKBD_ASLEEP;
|
|
wakeup((caddr_t)sc);
|
|
}
|
|
|
|
psignal(sc->sc_proc, SIGIO);
|
|
return(1);
|
|
}
|
|
|
|
up = (code & 0x100);
|
|
key = code & 0xff;
|
|
|
|
/* By default we use the main keycode lookup table */
|
|
|
|
ks = keys;
|
|
|
|
/* If we have an E0 or E1 sqeuence we use the extended table */
|
|
|
|
if (code > 0x1ff)
|
|
ks = E0keys;
|
|
|
|
/* Is the key a temporary modifier ? */
|
|
|
|
if (ks[key].flags & MODIFIER_MASK) {
|
|
if (up)
|
|
modifiers &= ~ks[key].flags;
|
|
else
|
|
modifiers |= ks[key].flags;
|
|
return(0);
|
|
}
|
|
|
|
/* Is the key a locking modifier ? */
|
|
|
|
if (ks[key].flags & MODIFIER_LOCK_MASK) {
|
|
if (!up) {
|
|
modifiers ^= ks[key].flags;
|
|
kbdsetleds((modifiers >> 3) & 7);
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
/* Lookup the correct key code */
|
|
|
|
if (modifiers & 0x01)
|
|
key = ks[key].ctrl_code;
|
|
else if (modifiers & 0x02)
|
|
key = ks[key].shift_code;
|
|
else if (modifiers & 0x04)
|
|
key = ks[key].alt_code;
|
|
else
|
|
key = ks[key].base_code;
|
|
|
|
if (modifiers & MODIFIER_CAPS) {
|
|
if ((key >= 'A' && key <= 'Z') || (key >= 'a' && key <= 'z'))
|
|
key ^= 0x20;
|
|
}
|
|
|
|
/* If no valid code the key is not yet mapped so report error */
|
|
|
|
#ifdef DEBUG_TERM
|
|
/* if (key == 0) {
|
|
char err[80];
|
|
|
|
sprintf(err, "\n\rUnknown keycode %04x\n\r", code);
|
|
dprintf(err);
|
|
|
|
}*/
|
|
#endif
|
|
|
|
/* If we have an ASCII code insert it into the keyboard buffer */
|
|
|
|
if (!up && key != 0) {
|
|
if (key >= 0x200) {
|
|
|
|
untimeout(autorepeatstart, &autorepeatkey);
|
|
untimeout(autorepeat, &autorepeatkey);
|
|
autorepeatkey = -1;
|
|
#if (NVT > 0)
|
|
if ((key & ~0x0f) == 0x480)
|
|
console_switch((key & 0x0f) - 1);
|
|
else
|
|
#endif
|
|
switch (key) {
|
|
case 0x22b:
|
|
pmap_debug(pmap_debug_level + 1);
|
|
break;
|
|
case 0x22d:
|
|
pmap_debug(pmap_debug_level - 1);
|
|
break;
|
|
#if (NVT > 0)
|
|
case 0x201:
|
|
console_scrollforward();
|
|
break;
|
|
case 0x200:
|
|
console_scrollback();
|
|
break;
|
|
case 0x202:
|
|
console_switchdown();
|
|
break;
|
|
case 0x203:
|
|
console_switchup();
|
|
break;
|
|
#endif
|
|
case 0x204:
|
|
--kbdautorepeat.ka_rate;
|
|
if (kbdautorepeat.ka_rate < 1)
|
|
kbdautorepeat.ka_rate = 1;
|
|
break;
|
|
case 0x205:
|
|
++kbdautorepeat.ka_rate;
|
|
if (kbdautorepeat.ka_rate > 50)
|
|
kbdautorepeat.ka_rate = 50;
|
|
break;
|
|
case 0x20a:
|
|
++kbdautorepeat.ka_delay;
|
|
if (kbdautorepeat.ka_delay > 50)
|
|
kbdautorepeat.ka_delay = 50;
|
|
break;
|
|
case 0x20b:
|
|
--kbdautorepeat.ka_delay;
|
|
if (kbdautorepeat.ka_delay < 1)
|
|
kbdautorepeat.ka_delay = 1;
|
|
break;
|
|
#ifdef DDB
|
|
case 0x208:
|
|
Debugger();
|
|
break;
|
|
#endif
|
|
case 0x21b:
|
|
printf("Kernel interruption\n");
|
|
boot(RB_HALT, NULL);
|
|
break;
|
|
case 0x209:
|
|
printf("Kernel interruption - nosync\n");
|
|
boot(RB_NOSYNC | RB_HALT, NULL);
|
|
break;
|
|
|
|
default:
|
|
printf("Special key %04x\n", key);
|
|
break;
|
|
}
|
|
} else {
|
|
/*
|
|
* Check rawkbd_device first, in case we stick in the
|
|
* physconkbd().
|
|
*/
|
|
if (rawkbd_device == 0 && physconkbd(key) == 0) {
|
|
if (autorepeatkey != key) {
|
|
untimeout(autorepeatstart, &autorepeatkey);
|
|
untimeout(autorepeat, &autorepeatkey);
|
|
autorepeatkey = key;
|
|
timeout(autorepeatstart, &autorepeatkey, hz/kbdautorepeat.ka_delay);
|
|
}
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
} else {
|
|
untimeout(autorepeatstart, &autorepeatkey);
|
|
untimeout(autorepeat, &autorepeatkey);
|
|
autorepeatkey = -1;
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
|
|
void
|
|
autorepeatstart(key)
|
|
void *key;
|
|
{
|
|
physconkbd(*((int *)key));
|
|
timeout(autorepeat, key, hz/kbdautorepeat.ka_rate);
|
|
}
|
|
|
|
|
|
void
|
|
autorepeat(key)
|
|
void *key;
|
|
{
|
|
physconkbd(*((int *)key));
|
|
timeout(autorepeat, key, hz/kbdautorepeat.ka_rate);
|
|
}
|
|
|
|
/* End of kbd.c */
|