1 /*- 2 * Copyright (c) 1996-1999 3 * Kazutaka YOKOTA (yokota@zodiac.mech.utsunomiya-u.ac.jp) 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote 15 * products derived from this software without specific prior written 16 * permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 * from kbdio.h,v 1.8 1998/09/25 11:55:46 yokota Exp 32 */ 33 34 #ifndef _DEV_KBD_ATKBDCREG_H_ 35 #define _DEV_KBD_ATKBDCREG_H_ 36 37 #include "opt_kbd.h" /* Structures depend on the value if KBDIO_DEBUG */ 38 39 /* constants */ 40 41 /* I/O ports */ 42 #define KBD_STATUS_PORT 4 /* status port, read */ 43 #define KBD_COMMAND_PORT 4 /* controller command port, write */ 44 #define KBD_DATA_PORT 0 /* data port, read/write 45 * also used as keyboard command 46 * and mouse command port 47 */ 48 49 /* controller commands (sent to KBD_COMMAND_PORT) */ 50 #define KBDC_SET_COMMAND_BYTE 0x0060 51 #define KBDC_GET_COMMAND_BYTE 0x0020 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 8 140 141 #ifdef _KERNEL 142 143 #define ATKBDC_DRIVER_NAME "atkbdc" 144 145 /* 146 * driver specific options: the following options may be set by 147 * `options' statements in the kernel configuration file. 148 */ 149 150 /* retry count */ 151 #ifndef KBD_MAXRETRY 152 #define KBD_MAXRETRY 3 153 #endif 154 155 /* timing parameters */ 156 #ifndef KBD_RESETDELAY 157 #define KBD_RESETDELAY 200 /* wait 200msec after kbd/mouse reset */ 158 #endif 159 #ifndef KBD_MAXWAIT 160 #define KBD_MAXWAIT 5 /* wait 5 times at most after reset */ 161 #endif 162 163 /* I/O recovery time */ 164 #define KBDC_DELAYTIME 20 165 #define KBDD_DELAYTIME 7 166 167 /* debug option */ 168 #ifndef KBDIO_DEBUG 169 #define KBDIO_DEBUG 0 170 #endif 171 172 /* end of driver specific options */ 173 174 /* types/structures */ 175 176 #define KBDQ_BUFSIZE 32 177 178 typedef struct _kqueue { 179 int head; 180 int tail; 181 unsigned char q[KBDQ_BUFSIZE]; 182 #if KBDIO_DEBUG >= 2 183 int call_count; 184 int qcount; 185 int max_qcount; 186 #endif 187 } kqueue; 188 189 struct resource; 190 191 typedef struct atkbdc_softc { 192 struct resource *port0; /* data port */ 193 struct resource *port1; /* status port */ 194 bus_space_tag_t iot; 195 bus_space_handle_t ioh0; 196 bus_space_handle_t ioh1; 197 int command_byte; /* current command byte value */ 198 int command_mask; /* command byte mask bits for kbd/aux devices */ 199 int lock; /* FIXME: XXX not quite a semaphore... */ 200 kqueue kbd; /* keyboard data queue */ 201 kqueue aux; /* auxiliary data queue */ 202 } atkbdc_softc_t; 203 204 enum kbdc_device_ivar { 205 KBDC_IVAR_VENDORID, 206 KBDC_IVAR_SERIAL, 207 KBDC_IVAR_LOGICALID, 208 KBDC_IVAR_COMPATID, 209 }; 210 211 typedef caddr_t KBDC; 212 213 #define KBDC_RID_KBD 0 214 #define KBDC_RID_AUX 1 215 216 /* function prototypes */ 217 218 atkbdc_softc_t *atkbdc_get_softc(int unit); 219 int atkbdc_probe_unit(int unit, struct resource *port0, struct resource *port1); 220 int atkbdc_attach_unit(int unit, atkbdc_softc_t *sc, struct resource *port0, 221 struct resource *port1); 222 int atkbdc_configure(void); 223 224 KBDC atkbdc_open(int unit); 225 int kbdc_lock(KBDC kbdc, int lock); 226 int kbdc_data_ready(KBDC kbdc); 227 228 int write_controller_command(KBDC kbdc,int c); 229 int write_controller_data(KBDC kbdc,int c); 230 231 int write_kbd_command(KBDC kbdc,int c); 232 int write_aux_command(KBDC kbdc,int c); 233 int send_kbd_command(KBDC kbdc,int c); 234 int send_aux_command(KBDC kbdc,int c); 235 int send_kbd_command_and_data(KBDC kbdc,int c,int d); 236 int send_aux_command_and_data(KBDC kbdc,int c,int d); 237 238 int read_controller_data(KBDC kbdc); 239 int read_kbd_data(KBDC kbdc); 240 int read_kbd_data_no_wait(KBDC kbdc); 241 int read_aux_data(KBDC kbdc); 242 int read_aux_data_no_wait(KBDC kbdc); 243 244 void empty_kbd_buffer(KBDC kbdc, int t); 245 void empty_aux_buffer(KBDC kbdc, int t); 246 void empty_both_buffers(KBDC kbdc, int t); 247 248 int reset_kbd(KBDC kbdc); 249 int reset_aux_dev(KBDC kbdc); 250 251 int test_controller(KBDC kbdc); 252 int test_kbd_port(KBDC kbdc); 253 int test_aux_port(KBDC kbdc); 254 255 int kbdc_get_device_mask(KBDC kbdc); 256 void kbdc_set_device_mask(KBDC kbdc, int mask); 257 258 int get_controller_command_byte(KBDC kbdc); 259 int set_controller_command_byte(KBDC kbdc, int command, int flag); 260 261 #endif /* _KERNEL */ 262 263 #endif /* !_DEV_KBD_ATKBDCREG_H_ */ 264