664a31e496
is an application space macro and the applications are supposed to be free to use it as they please (but cannot). This is consistant with the other BSD's who made this change quite some time ago. More commits to come.
248 lines
7.4 KiB
C
248 lines
7.4 KiB
C
/*-
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* Copyright (c) 1996-1999
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* Kazutaka YOKOTA (yokota@zodiac.mech.utsunomiya-u.ac.jp)
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* All rights reserved.
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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. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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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* $FreeBSD$
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* from kbdio.h,v 1.8 1998/09/25 11:55:46 yokota Exp
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*/
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#ifndef _DEV_KBD_ATKBDCREG_H_
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#define _DEV_KBD_ATKBDCREG_H_
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/* constants */
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/* I/O ports */
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#define KBD_STATUS_PORT 4 /* status port, read */
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#define KBD_COMMAND_PORT 4 /* controller command port, write */
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#define KBD_DATA_PORT 0 /* data port, read/write
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* also used as keyboard command
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* and mouse command port
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*/
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/* controller commands (sent to KBD_COMMAND_PORT) */
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#define KBDC_SET_COMMAND_BYTE 0x0060
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#define KBDC_GET_COMMAND_BYTE 0x0020
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#define KBDC_WRITE_TO_AUX 0x00d4
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#define KBDC_DISABLE_AUX_PORT 0x00a7
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#define KBDC_ENABLE_AUX_PORT 0x00a8
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#define KBDC_TEST_AUX_PORT 0x00a9
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#define KBDC_DIAGNOSE 0x00aa
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#define KBDC_TEST_KBD_PORT 0x00ab
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#define KBDC_DISABLE_KBD_PORT 0x00ad
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#define KBDC_ENABLE_KBD_PORT 0x00ae
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/* controller command byte (set by KBDC_SET_COMMAND_BYTE) */
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#define KBD_TRANSLATION 0x0040
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#define KBD_RESERVED_BITS 0x0004
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#define KBD_OVERRIDE_KBD_LOCK 0x0008
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#define KBD_ENABLE_KBD_PORT 0x0000
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#define KBD_DISABLE_KBD_PORT 0x0010
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#define KBD_ENABLE_AUX_PORT 0x0000
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#define KBD_DISABLE_AUX_PORT 0x0020
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#define KBD_ENABLE_AUX_INT 0x0002
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#define KBD_DISABLE_AUX_INT 0x0000
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#define KBD_ENABLE_KBD_INT 0x0001
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#define KBD_DISABLE_KBD_INT 0x0000
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#define KBD_KBD_CONTROL_BITS (KBD_DISABLE_KBD_PORT | KBD_ENABLE_KBD_INT)
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#define KBD_AUX_CONTROL_BITS (KBD_DISABLE_AUX_PORT | KBD_ENABLE_AUX_INT)
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/* keyboard device commands (sent to KBD_DATA_PORT) */
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#define KBDC_RESET_KBD 0x00ff
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#define KBDC_ENABLE_KBD 0x00f4
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#define KBDC_DISABLE_KBD 0x00f5
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#define KBDC_SET_DEFAULTS 0x00f6
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#define KBDC_SEND_DEV_ID 0x00f2
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#define KBDC_SET_LEDS 0x00ed
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#define KBDC_ECHO 0x00ee
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#define KBDC_SET_SCANCODE_SET 0x00f0
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#define KBDC_SET_TYPEMATIC 0x00f3
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/* aux device commands (sent to KBD_DATA_PORT) */
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#define PSMC_RESET_DEV 0x00ff
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#define PSMC_ENABLE_DEV 0x00f4
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#define PSMC_DISABLE_DEV 0x00f5
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#define PSMC_SET_DEFAULTS 0x00f6
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#define PSMC_SEND_DEV_ID 0x00f2
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#define PSMC_SEND_DEV_STATUS 0x00e9
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#define PSMC_SEND_DEV_DATA 0x00eb
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#define PSMC_SET_SCALING11 0x00e6
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#define PSMC_SET_SCALING21 0x00e7
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#define PSMC_SET_RESOLUTION 0x00e8
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#define PSMC_SET_STREAM_MODE 0x00ea
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#define PSMC_SET_REMOTE_MODE 0x00f0
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#define PSMC_SET_SAMPLING_RATE 0x00f3
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/* PSMC_SET_RESOLUTION argument */
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#define PSMD_RES_LOW 0 /* typically 25ppi */
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#define PSMD_RES_MEDIUM_LOW 1 /* typically 50ppi */
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#define PSMD_RES_MEDIUM_HIGH 2 /* typically 100ppi (default) */
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#define PSMD_RES_HIGH 3 /* typically 200ppi */
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#define PSMD_MAX_RESOLUTION PSMD_RES_HIGH
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/* PSMC_SET_SAMPLING_RATE */
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#define PSMD_MAX_RATE 255 /* FIXME: not sure if it's possible */
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/* status bits (KBD_STATUS_PORT) */
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#define KBDS_BUFFER_FULL 0x0021
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#define KBDS_ANY_BUFFER_FULL 0x0001
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#define KBDS_KBD_BUFFER_FULL 0x0001
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#define KBDS_AUX_BUFFER_FULL 0x0021
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#define KBDS_INPUT_BUFFER_FULL 0x0002
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/* return code */
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#define KBD_ACK 0x00fa
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#define KBD_RESEND 0x00fe
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#define KBD_RESET_DONE 0x00aa
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#define KBD_RESET_FAIL 0x00fc
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#define KBD_DIAG_DONE 0x0055
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#define KBD_DIAG_FAIL 0x00fd
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#define KBD_ECHO 0x00ee
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#define PSM_ACK 0x00fa
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#define PSM_RESEND 0x00fe
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#define PSM_RESET_DONE 0x00aa
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#define PSM_RESET_FAIL 0x00fc
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/* aux device ID */
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#define PSM_MOUSE_ID 0
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#define PSM_BALLPOINT_ID 2
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#define PSM_INTELLI_ID 3
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#ifdef _KERNEL
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#define ATKBDC_DRIVER_NAME "atkbdc"
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/*
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* driver specific options: the following options may be set by
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* `options' statements in the kernel configuration file.
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*/
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/* retry count */
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#ifndef KBD_MAXRETRY
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#define KBD_MAXRETRY 3
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#endif
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/* timing parameters */
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#ifndef KBD_RESETDELAY
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#define KBD_RESETDELAY 200 /* wait 200msec after kbd/mouse reset */
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#endif
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#ifndef KBD_MAXWAIT
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#define KBD_MAXWAIT 5 /* wait 5 times at most after reset */
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#endif
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/* I/O recovery time */
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#define KBDC_DELAYTIME 20
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#define KBDD_DELAYTIME 7
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/* debug option */
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#ifndef KBDIO_DEBUG
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#define KBDIO_DEBUG 0
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#endif
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/* end of driver specific options */
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/* types/structures */
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#define KBDQ_BUFSIZE 32
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typedef struct _kqueue {
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int head;
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int tail;
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unsigned char q[KBDQ_BUFSIZE];
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#if KBDIO_DEBUG >= 2
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int call_count;
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int qcount;
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int max_qcount;
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#endif
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} kqueue;
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typedef struct atkbdc_softc {
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int port; /* base port address */
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int command_byte; /* current command byte value */
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int command_mask; /* command byte mask bits for kbd/aux devices */
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int lock; /* FIXME: XXX not quite a semaphore... */
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kqueue kbd; /* keyboard data queue */
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kqueue aux; /* auxiliary data queue */
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} atkbdc_softc_t;
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enum kbdc_device_ivar {
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KBDC_IVAR_PORT,
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KBDC_IVAR_IRQ,
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KBDC_IVAR_FLAGS,
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};
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typedef caddr_t KBDC;
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/* function prototypes */
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atkbdc_softc_t *atkbdc_get_softc(int unit);
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int atkbdc_probe_unit(int unit, int port);
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int atkbdc_attach_unit(int unit, atkbdc_softc_t *sc, int port);
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int atkbdc_configure(void);
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KBDC kbdc_open(int port);
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int kbdc_lock(KBDC kbdc, int lock);
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int kbdc_data_ready(KBDC kbdc);
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int write_controller_command(KBDC kbdc,int c);
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int write_controller_data(KBDC kbdc,int c);
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int write_kbd_command(KBDC kbdc,int c);
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int write_aux_command(KBDC kbdc,int c);
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int send_kbd_command(KBDC kbdc,int c);
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int send_aux_command(KBDC kbdc,int c);
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int send_kbd_command_and_data(KBDC kbdc,int c,int d);
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int send_aux_command_and_data(KBDC kbdc,int c,int d);
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int read_controller_data(KBDC kbdc);
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int read_kbd_data(KBDC kbdc);
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int read_kbd_data_no_wait(KBDC kbdc);
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int read_aux_data(KBDC kbdc);
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int read_aux_data_no_wait(KBDC kbdc);
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void empty_kbd_buffer(KBDC kbdc, int t);
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void empty_aux_buffer(KBDC kbdc, int t);
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void empty_both_buffers(KBDC kbdc, int t);
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int reset_kbd(KBDC kbdc);
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int reset_aux_dev(KBDC kbdc);
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int test_controller(KBDC kbdc);
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int test_kbd_port(KBDC kbdc);
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int test_aux_port(KBDC kbdc);
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int kbdc_get_device_mask(KBDC kbdc);
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void kbdc_set_device_mask(KBDC kbdc, int mask);
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int get_controller_command_byte(KBDC kbdc);
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int set_controller_command_byte(KBDC kbdc, int command, int flag);
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#endif /* _KERNEL */
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#endif /* !_DEV_KBD_ATKBDCREG_H_ */
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