1/*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1996-1999 5 * Kazutaka YOKOTA (yokota@zodiac.mech.utsunomiya-u.ac.jp) 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote 17 * products derived from this software without specific prior written 18 * permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * from kbdio.h,v 1.8 1998/09/25 11:55:46 yokota Exp 32 */ 33 34#ifndef _DEV_ATKBDC_ATKBDCREG_H_ 35#define _DEV_ATKBDC_ATKBDCREG_H_ 36 37/* constants */ 38 39/* I/O ports */ 40#define KBD_STATUS_PORT 4 /* status port, read */ 41#define KBD_COMMAND_PORT 4 /* controller command port, write */ 42#define KBD_DATA_PORT 0 /* data port, read/write 43 * also used as keyboard command 44 * and mouse command port 45 */ 46 47/* controller commands (sent to KBD_COMMAND_PORT) */ 48#define KBDC_SET_COMMAND_BYTE 0x0060 49#define KBDC_GET_COMMAND_BYTE 0x0020 50#define KBDC_WRITE_TO_AUX_MUX 0x0090 51#define KBDC_FORCE_AUX_OUTPUT 0x00d3 52#define KBDC_WRITE_TO_AUX 0x00d4 53#define KBDC_DISABLE_AUX_PORT 0x00a7 54#define KBDC_ENABLE_AUX_PORT 0x00a8 55#define KBDC_TEST_AUX_PORT 0x00a9 56#define KBDC_DIAGNOSE 0x00aa 57#define KBDC_TEST_KBD_PORT 0x00ab 58#define KBDC_DISABLE_KBD_PORT 0x00ad 59#define KBDC_ENABLE_KBD_PORT 0x00ae 60 61/* controller command byte (set by KBDC_SET_COMMAND_BYTE) */ 62#define KBD_TRANSLATION 0x0040 63#define KBD_RESERVED_BITS 0x0004 64#define KBD_OVERRIDE_KBD_LOCK 0x0008 65#define KBD_ENABLE_KBD_PORT 0x0000 66#define KBD_DISABLE_KBD_PORT 0x0010 67#define KBD_ENABLE_AUX_PORT 0x0000 68#define KBD_DISABLE_AUX_PORT 0x0020 69#define KBD_ENABLE_AUX_INT 0x0002 70#define KBD_DISABLE_AUX_INT 0x0000 71#define KBD_ENABLE_KBD_INT 0x0001 72#define KBD_DISABLE_KBD_INT 0x0000 73#define KBD_KBD_CONTROL_BITS (KBD_DISABLE_KBD_PORT | KBD_ENABLE_KBD_INT) 74#define KBD_AUX_CONTROL_BITS (KBD_DISABLE_AUX_PORT | KBD_ENABLE_AUX_INT) 75 76/* keyboard device commands (sent to KBD_DATA_PORT) */ 77#define KBDC_RESET_KBD 0x00ff 78#define KBDC_ENABLE_KBD 0x00f4 79#define KBDC_DISABLE_KBD 0x00f5 80#define KBDC_SET_DEFAULTS 0x00f6 81#define KBDC_SEND_DEV_ID 0x00f2 82#define KBDC_SET_LEDS 0x00ed 83#define KBDC_ECHO 0x00ee 84#define KBDC_SET_SCANCODE_SET 0x00f0 85#define KBDC_SET_TYPEMATIC 0x00f3 86 87/* aux device commands (sent to KBD_DATA_PORT) */ 88#define PSMC_RESET_DEV 0x00ff 89#define PSMC_ENABLE_DEV 0x00f4 90#define PSMC_DISABLE_DEV 0x00f5 91#define PSMC_SET_DEFAULTS 0x00f6 92#define PSMC_SEND_DEV_ID 0x00f2 93#define PSMC_SEND_DEV_STATUS 0x00e9 94#define PSMC_SEND_DEV_DATA 0x00eb 95#define PSMC_SET_SCALING11 0x00e6 96#define PSMC_SET_SCALING21 0x00e7 97#define PSMC_SET_RESOLUTION 0x00e8 98#define PSMC_SET_STREAM_MODE 0x00ea 99#define PSMC_SET_REMOTE_MODE 0x00f0 100#define PSMC_SET_SAMPLING_RATE 0x00f3 101 102/* PSMC_SET_RESOLUTION argument */ 103#define PSMD_RES_LOW 0 /* typically 25ppi */ 104#define PSMD_RES_MEDIUM_LOW 1 /* typically 50ppi */ 105#define PSMD_RES_MEDIUM_HIGH 2 /* typically 100ppi (default) */ 106#define PSMD_RES_HIGH 3 /* typically 200ppi */ 107#define PSMD_MAX_RESOLUTION PSMD_RES_HIGH 108 109/* PSMC_SET_SAMPLING_RATE */ 110#define PSMD_MAX_RATE 255 /* FIXME: not sure if it's possible */ 111 112/* status bits (KBD_STATUS_PORT) */ 113#define KBDS_BUFFER_FULL 0x0021 114#define KBDS_ANY_BUFFER_FULL 0x0001 115#define KBDS_KBD_BUFFER_FULL 0x0001 116#define KBDS_AUX_BUFFER_FULL 0x0021 117#define KBDS_INPUT_BUFFER_FULL 0x0002 118 119/* return code */ 120#define KBD_ACK 0x00fa 121#define KBD_RESEND 0x00fe 122#define KBD_RESET_DONE 0x00aa 123#define KBD_RESET_FAIL 0x00fc 124#define KBD_DIAG_DONE 0x0055 125#define KBD_DIAG_FAIL 0x00fd 126#define KBD_ECHO 0x00ee 127 128#define PSM_ACK 0x00fa 129#define PSM_RESEND 0x00fe 130#define PSM_RESET_DONE 0x00aa 131#define PSM_RESET_FAIL 0x00fc 132 133/* aux device ID */ 134#define PSM_MOUSE_ID 0 135#define PSM_BALLPOINT_ID 2 136#define PSM_INTELLI_ID 3 137#define PSM_EXPLORER_ID 4 138#define PSM_4DMOUSE_ID 6 139#define PSM_4DPLUS_ID 8 140#define PSM_4DPLUS_RFSW35_ID 24 141 142#ifdef _KERNEL 143 144#include "opt_kbd.h" /* Structures depend on the value if KBDIO_DEBUG */ 145 146#define ATKBDC_DRIVER_NAME "atkbdc" 147 148/* 149 * driver specific options: the following options may be set by 150 * `options' statements in the kernel configuration file. 151 */ 152 153/* retry count */ 154#ifndef KBD_MAXRETRY 155#define KBD_MAXRETRY 3 156#endif 157 158/* timing parameters */ 159#ifndef KBD_RESETDELAY 160#define KBD_RESETDELAY 200 /* wait 200msec after kbd/mouse reset */ 161#endif 162#ifndef KBD_MAXWAIT 163#define KBD_MAXWAIT 5 /* wait 5 times at most after reset */ 164#endif 165 166/* I/O recovery time */ 167#define KBDC_DELAYTIME 20 168#define KBDD_DELAYTIME 7 169 170/* debug option */ 171#ifndef KBDIO_DEBUG 172#define KBDIO_DEBUG 0 173#endif 174 175/* end of driver specific options */ 176 177/* types/structures */ 178 179#define KBDQ_BUFSIZE 32 180 181typedef struct _kqueue { 182 int head; 183 int tail; 184 unsigned char q[KBDQ_BUFSIZE]; 185#if KBDIO_DEBUG >= 2 186 int call_count; 187 int qcount; 188 int max_qcount; 189#endif 190} kqueue; 191 192struct resource; 193 194typedef struct atkbdc_softc { 195 struct resource *port0; /* data port */ 196 struct resource *port1; /* status port */ 197 struct resource *irq; 198 bus_space_tag_t iot; 199 bus_space_handle_t ioh0; 200 bus_space_handle_t ioh1; 201 int command_byte; /* current command byte value */ 202 int command_mask; /* command byte mask bits for kbd/aux devices */ 203 int lock; /* FIXME: XXX not quite a semaphore... */ 204 kqueue kbd; /* keyboard data queue */ 205 kqueue aux; /* auxiliary data queue */ 206 int retry; 207 int quirks; /* controller doesn't like deactivate */ 208#define KBDC_QUIRK_KEEP_ACTIVATED (1 << 0) 209#define KBDC_QUIRK_IGNORE_PROBE_RESULT (1 << 1) 210#define KBDC_QUIRK_RESET_AFTER_PROBE (1 << 2) 211#define KBDC_QUIRK_SETLEDS_ON_INIT (1 << 3) 212#define KBDC_QUIRK_DISABLE_MUX_PROBE (1 << 4) 213 int aux_mux_enabled; /* active PS/2 multiplexing is enabled */ 214 int aux_mux_port; /* current aux mux port */ 215} atkbdc_softc_t; 216 217enum kbdc_device_ivar { 218 KBDC_IVAR_VENDORID, 219 KBDC_IVAR_SERIAL, 220 KBDC_IVAR_LOGICALID, 221 KBDC_IVAR_COMPATID, 222}; 223 224typedef atkbdc_softc_t *KBDC; 225 226#define KBDC_RID_KBD 0 227#define KBDC_RID_AUX 1 228 229#define KBDC_AUX_MUX_NUM_PORTS 4 230 231/* function prototypes */ 232 233atkbdc_softc_t *atkbdc_get_softc(int unit); 234int atkbdc_probe_unit(int unit, struct resource *port0, struct resource *port1); 235int atkbdc_attach_unit(int unit, atkbdc_softc_t *sc, struct resource *port0, 236 struct resource *port1); 237int atkbdc_configure(void); 238 239KBDC atkbdc_open(int unit); 240int kbdc_lock(KBDC kbdc, int lock); 241int kbdc_data_ready(KBDC kbdc); 242 243int write_controller_command(KBDC kbdc,int c); 244int write_controller_data(KBDC kbdc,int c); 245 246int write_kbd_command(KBDC kbdc,int c); 247int write_aux_command(KBDC kbdc,int c); 248int send_kbd_command(KBDC kbdc,int c); 249int send_aux_command(KBDC kbdc,int c); 250int send_kbd_command_and_data(KBDC kbdc,int c,int d); 251int send_aux_command_and_data(KBDC kbdc,int c,int d); 252 253int read_controller_data(KBDC kbdc); 254int read_kbd_data(KBDC kbdc); 255int read_kbd_data_no_wait(KBDC kbdc); 256int read_aux_data(KBDC kbdc); 257int read_aux_data_no_wait(KBDC kbdc); 258 259void empty_kbd_buffer(KBDC kbdc, int t); 260void empty_aux_buffer(KBDC kbdc, int t); 261void empty_both_buffers(KBDC kbdc, int t); 262 263int reset_kbd(KBDC kbdc); 264int reset_aux_dev(KBDC kbdc); 265 266int test_controller(KBDC kbdc); 267int test_kbd_port(KBDC kbdc); 268int test_aux_port(KBDC kbdc); 269 270int kbdc_get_device_mask(KBDC kbdc); 271void kbdc_set_device_mask(KBDC kbdc, int mask); 272 273int get_controller_command_byte(KBDC kbdc); 274int set_controller_command_byte(KBDC kbdc, int command, int flag); 275 276int set_active_aux_mux_port(KBDC p, int port); 277int enable_aux_mux(KBDC p); 278int disable_aux_mux(KBDC p); 279int aux_mux_is_enabled(KBDC p); 280 281#endif /* _KERNEL */ 282 283#endif /* !_DEV_ATKBDC_ATKBDCREG_H_ */ 284