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 * 32 * $FreeBSD$ 33 * from kbdio.h,v 1.8 1998/09/25 11:55:46 yokota Exp 34 */ 35 36 #ifndef _DEV_ATKBDC_ATKBDCREG_H_ 37 #define _DEV_ATKBDC_ATKBDCREG_H_ 38 39 #include "opt_kbd.h" /* Structures depend on the value if KBDIO_DEBUG */ 40 41 /* constants */ 42 43 /* I/O ports */ 44 #define KBD_STATUS_PORT 4 /* status port, read */ 45 #define KBD_COMMAND_PORT 4 /* controller command port, write */ 46 #define KBD_DATA_PORT 0 /* data port, read/write 47 * also used as keyboard command 48 * and mouse command port 49 */ 50 51 /* controller commands (sent to KBD_COMMAND_PORT) */ 52 #define KBDC_SET_COMMAND_BYTE 0x0060 53 #define KBDC_GET_COMMAND_BYTE 0x0020 54 #define KBDC_WRITE_TO_AUX_MUX 0x0090 55 #define KBDC_FORCE_AUX_OUTPUT 0x00d3 56 #define KBDC_WRITE_TO_AUX 0x00d4 57 #define KBDC_DISABLE_AUX_PORT 0x00a7 58 #define KBDC_ENABLE_AUX_PORT 0x00a8 59 #define KBDC_TEST_AUX_PORT 0x00a9 60 #define KBDC_DIAGNOSE 0x00aa 61 #define KBDC_TEST_KBD_PORT 0x00ab 62 #define KBDC_DISABLE_KBD_PORT 0x00ad 63 #define KBDC_ENABLE_KBD_PORT 0x00ae 64 65 /* controller command byte (set by KBDC_SET_COMMAND_BYTE) */ 66 #define KBD_TRANSLATION 0x0040 67 #define KBD_RESERVED_BITS 0x0004 68 #define KBD_OVERRIDE_KBD_LOCK 0x0008 69 #define KBD_ENABLE_KBD_PORT 0x0000 70 #define KBD_DISABLE_KBD_PORT 0x0010 71 #define KBD_ENABLE_AUX_PORT 0x0000 72 #define KBD_DISABLE_AUX_PORT 0x0020 73 #define KBD_ENABLE_AUX_INT 0x0002 74 #define KBD_DISABLE_AUX_INT 0x0000 75 #define KBD_ENABLE_KBD_INT 0x0001 76 #define KBD_DISABLE_KBD_INT 0x0000 77 #define KBD_KBD_CONTROL_BITS (KBD_DISABLE_KBD_PORT | KBD_ENABLE_KBD_INT) 78 #define KBD_AUX_CONTROL_BITS (KBD_DISABLE_AUX_PORT | KBD_ENABLE_AUX_INT) 79 80 /* keyboard device commands (sent to KBD_DATA_PORT) */ 81 #define KBDC_RESET_KBD 0x00ff 82 #define KBDC_ENABLE_KBD 0x00f4 83 #define KBDC_DISABLE_KBD 0x00f5 84 #define KBDC_SET_DEFAULTS 0x00f6 85 #define KBDC_SEND_DEV_ID 0x00f2 86 #define KBDC_SET_LEDS 0x00ed 87 #define KBDC_ECHO 0x00ee 88 #define KBDC_SET_SCANCODE_SET 0x00f0 89 #define KBDC_SET_TYPEMATIC 0x00f3 90 91 /* aux device commands (sent to KBD_DATA_PORT) */ 92 #define PSMC_RESET_DEV 0x00ff 93 #define PSMC_ENABLE_DEV 0x00f4 94 #define PSMC_DISABLE_DEV 0x00f5 95 #define PSMC_SET_DEFAULTS 0x00f6 96 #define PSMC_SEND_DEV_ID 0x00f2 97 #define PSMC_SEND_DEV_STATUS 0x00e9 98 #define PSMC_SEND_DEV_DATA 0x00eb 99 #define PSMC_SET_SCALING11 0x00e6 100 #define PSMC_SET_SCALING21 0x00e7 101 #define PSMC_SET_RESOLUTION 0x00e8 102 #define PSMC_SET_STREAM_MODE 0x00ea 103 #define PSMC_SET_REMOTE_MODE 0x00f0 104 #define PSMC_SET_SAMPLING_RATE 0x00f3 105 106 /* PSMC_SET_RESOLUTION argument */ 107 #define PSMD_RES_LOW 0 /* typically 25ppi */ 108 #define PSMD_RES_MEDIUM_LOW 1 /* typically 50ppi */ 109 #define PSMD_RES_MEDIUM_HIGH 2 /* typically 100ppi (default) */ 110 #define PSMD_RES_HIGH 3 /* typically 200ppi */ 111 #define PSMD_MAX_RESOLUTION PSMD_RES_HIGH 112 113 /* PSMC_SET_SAMPLING_RATE */ 114 #define PSMD_MAX_RATE 255 /* FIXME: not sure if it's possible */ 115 116 /* status bits (KBD_STATUS_PORT) */ 117 #define KBDS_BUFFER_FULL 0x0021 118 #define KBDS_ANY_BUFFER_FULL 0x0001 119 #define KBDS_KBD_BUFFER_FULL 0x0001 120 #define KBDS_AUX_BUFFER_FULL 0x0021 121 #define KBDS_INPUT_BUFFER_FULL 0x0002 122 123 /* return code */ 124 #define KBD_ACK 0x00fa 125 #define KBD_RESEND 0x00fe 126 #define KBD_RESET_DONE 0x00aa 127 #define KBD_RESET_FAIL 0x00fc 128 #define KBD_DIAG_DONE 0x0055 129 #define KBD_DIAG_FAIL 0x00fd 130 #define KBD_ECHO 0x00ee 131 132 #define PSM_ACK 0x00fa 133 #define PSM_RESEND 0x00fe 134 #define PSM_RESET_DONE 0x00aa 135 #define PSM_RESET_FAIL 0x00fc 136 137 /* aux device ID */ 138 #define PSM_MOUSE_ID 0 139 #define PSM_BALLPOINT_ID 2 140 #define PSM_INTELLI_ID 3 141 #define PSM_EXPLORER_ID 4 142 #define PSM_4DMOUSE_ID 6 143 #define PSM_4DPLUS_ID 8 144 #define PSM_4DPLUS_RFSW35_ID 24 145 146 #ifdef _KERNEL 147 148 #define ATKBDC_DRIVER_NAME "atkbdc" 149 150 /* 151 * driver specific options: the following options may be set by 152 * `options' statements in the kernel configuration file. 153 */ 154 155 /* retry count */ 156 #ifndef KBD_MAXRETRY 157 #define KBD_MAXRETRY 3 158 #endif 159 160 /* timing parameters */ 161 #ifndef KBD_RESETDELAY 162 #define KBD_RESETDELAY 200 /* wait 200msec after kbd/mouse reset */ 163 #endif 164 #ifndef KBD_MAXWAIT 165 #define KBD_MAXWAIT 5 /* wait 5 times at most after reset */ 166 #endif 167 168 /* I/O recovery time */ 169 #define KBDC_DELAYTIME 20 170 #define KBDD_DELAYTIME 7 171 172 /* debug option */ 173 #ifndef KBDIO_DEBUG 174 #define KBDIO_DEBUG 0 175 #endif 176 177 /* end of driver specific options */ 178 179 /* types/structures */ 180 181 #define KBDQ_BUFSIZE 32 182 183 typedef struct _kqueue { 184 int head; 185 int tail; 186 unsigned char q[KBDQ_BUFSIZE]; 187 #if KBDIO_DEBUG >= 2 188 int call_count; 189 int qcount; 190 int max_qcount; 191 #endif 192 } kqueue; 193 194 struct resource; 195 196 typedef struct atkbdc_softc { 197 struct resource *port0; /* data port */ 198 struct resource *port1; /* status port */ 199 struct resource *irq; 200 bus_space_tag_t iot; 201 bus_space_handle_t ioh0; 202 bus_space_handle_t ioh1; 203 int command_byte; /* current command byte value */ 204 int command_mask; /* command byte mask bits for kbd/aux devices */ 205 int lock; /* FIXME: XXX not quite a semaphore... */ 206 kqueue kbd; /* keyboard data queue */ 207 kqueue aux; /* auxiliary data queue */ 208 int retry; 209 int quirks; /* controller doesn't like deactivate */ 210 #define KBDC_QUIRK_KEEP_ACTIVATED (1 << 0) 211 #define KBDC_QUIRK_IGNORE_PROBE_RESULT (1 << 1) 212 #define KBDC_QUIRK_RESET_AFTER_PROBE (1 << 2) 213 #define KBDC_QUIRK_SETLEDS_ON_INIT (1 << 3) 214 int aux_mux_enabled; /* active PS/2 multiplexing is enabled */ 215 int aux_mux_port; /* current aux mux port */ 216 } atkbdc_softc_t; 217 218 enum kbdc_device_ivar { 219 KBDC_IVAR_VENDORID, 220 KBDC_IVAR_SERIAL, 221 KBDC_IVAR_LOGICALID, 222 KBDC_IVAR_COMPATID, 223 }; 224 225 typedef atkbdc_softc_t *KBDC; 226 227 #define KBDC_RID_KBD 0 228 #define KBDC_RID_AUX 1 229 230 #define KBDC_AUX_MUX_NUM_PORTS 4 231 232 /* function prototypes */ 233 234 atkbdc_softc_t *atkbdc_get_softc(int unit); 235 int atkbdc_probe_unit(int unit, struct resource *port0, struct resource *port1); 236 int atkbdc_attach_unit(int unit, atkbdc_softc_t *sc, struct resource *port0, 237 struct resource *port1); 238 int atkbdc_configure(void); 239 240 KBDC atkbdc_open(int unit); 241 int kbdc_lock(KBDC kbdc, int lock); 242 int kbdc_data_ready(KBDC kbdc); 243 244 int write_controller_command(KBDC kbdc,int c); 245 int write_controller_data(KBDC kbdc,int c); 246 247 int write_kbd_command(KBDC kbdc,int c); 248 int write_aux_command(KBDC kbdc,int c); 249 int send_kbd_command(KBDC kbdc,int c); 250 int send_aux_command(KBDC kbdc,int c); 251 int send_kbd_command_and_data(KBDC kbdc,int c,int d); 252 int send_aux_command_and_data(KBDC kbdc,int c,int d); 253 254 int read_controller_data(KBDC kbdc); 255 int read_kbd_data(KBDC kbdc); 256 int read_kbd_data_no_wait(KBDC kbdc); 257 int read_aux_data(KBDC kbdc); 258 int read_aux_data_no_wait(KBDC kbdc); 259 260 void empty_kbd_buffer(KBDC kbdc, int t); 261 void empty_aux_buffer(KBDC kbdc, int t); 262 void empty_both_buffers(KBDC kbdc, int t); 263 264 int reset_kbd(KBDC kbdc); 265 int reset_aux_dev(KBDC kbdc); 266 267 int test_controller(KBDC kbdc); 268 int test_kbd_port(KBDC kbdc); 269 int test_aux_port(KBDC kbdc); 270 271 int kbdc_get_device_mask(KBDC kbdc); 272 void kbdc_set_device_mask(KBDC kbdc, int mask); 273 274 int get_controller_command_byte(KBDC kbdc); 275 int set_controller_command_byte(KBDC kbdc, int command, int flag); 276 277 int set_active_aux_mux_port(KBDC p, int port); 278 int enable_aux_mux(KBDC p); 279 int disable_aux_mux(KBDC p); 280 int aux_mux_is_enabled(KBDC p); 281 282 #endif /* _KERNEL */ 283 284 #endif /* !_DEV_ATKBDC_ATKBDCREG_H_ */ 285