sys/dev/exca/excareg.h

   1 /*      $NetBSD: i82365reg.h,v 1.3 1998/12/20 17:53:28 nathanw Exp $    */
   2 /* $FreeBSD$ */
   3
   4 /*-
   5  * SPDX-License-Identifier: BSD-4-Clause AND BSD-2-Clause-FreeBSD
   6  *
   7  * Copyright (c) 2002 M Warner Losh.  All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  *
  29  * This software may be derived from NetBSD i82365.c and other files with
  30  * the following copyright:
  31  *
  32  * Copyright (c) 1997 Marc Horowitz.  All rights reserved.
  33  *
  34  * Redistribution and use in source and binary forms, with or without
  35  * modification, are permitted provided that the following conditions
  36  * are met:
  37  * 1. Redistributions of source code must retain the above copyright
  38  *    notice, this list of conditions and the following disclaimer.
  39  * 2. Redistributions in binary form must reproduce the above copyright
  40  *    notice, this list of conditions and the following disclaimer in the
  41  *    documentation and/or other materials provided with the distribution.
  42  * 3. All advertising materials mentioning features or use of this software
  43  *    must display the following acknowledgement:
  44  *      This product includes software developed by Marc Horowitz.
  45  * 4. The name of the author may not be used to endorse or promote products
  46  *    derived from this software without specific prior written permission.
  47  *
  48  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  49  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  50  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  51  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  52  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  53  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  54  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  55  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  56  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  57  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  58  */
  59
  60 #ifndef _SYS_DEV_EXCA_EXCAREG_H
  61 #define _SYS_DEV_EXCA_EXCAREG_H
  62
  63 /*
  64  * All information is from the intel 82365sl PC Card Interface Controller
  65  * (PCIC) data sheet, marked "preliminary".  Order number 290423-002, January
  66  * 1993.
  67  */
  68
  69 #define EXCA_IOSIZE             2
  70
  71 #define EXCA_REG_INDEX          0
  72 #define EXCA_REG_DATA           1
  73
  74 #define EXCA_NSLOTS             4       /* 2 in 2 chips */
  75
  76 /*
  77  * I/o ports
  78  */
  79 #define EXCA_INDEX0             0x3e0
  80
  81 /*
  82  * The PCIC allows two chips to share the same address.  In order not to run
  83  * afoul of the bsd device model, this driver will treat those chips as
  84  * the same device.
  85  */
  86
  87 #define EXCA_CHIP0_BASE         0x00
  88 #define EXCA_CHIP1_BASE         0x80
  89
  90 /* Each PCIC chip can drive two sockets */
  91
  92 #define EXCA_SOCKET_SIZE        0x40
  93 #define EXCA_SOCKETA_INDEX      0x00
  94 #define EXCA_SOCKETB_INDEX      EXCA_SOCKET_SIZE
  95
  96 /* general setup registers */
  97
  98 #define EXCA_IDENT                              0x00    /* RO */
  99 #define EXCA_IDENT_IFTYPE_MASK                  0xC0
 100 #define EXCA_IDENT_IFTYPE_IO_ONLY               0x00
 101 #define EXCA_IDENT_IFTYPE_MEM_ONLY              0x40
 102 #define EXCA_IDENT_IFTYPE_MEM_AND_IO            0x80
 103 #define EXCA_IDENT_IFTYPE_RESERVED              0xC0
 104 #define EXCA_IDENT_ZERO                         0x30
 105 #define EXCA_IDENT_REV_MASK                     0x0F
 106 #define EXCA_IDENT_REV_I82365SLR0               0x02    /* step a/b */
 107 #define EXCA_IDENT_REV_I82365SLR1               0x03    /* step c */
 108 #define EXCA_IDENT_REV_I82365SLDF               0x04    /* step df */
 109 #define EXCA_IDENT_REV_IBM1                     0x08    /* ibm clone */
 110 #define EXCA_IDENT_REV_IBM2                     0x09    /* ibm clone */
 111 #define EXCA_IDENT_REV_IBM_KING                 0x0a    /* ibm king */
 112
 113 #define EXCA_IF_STATUS                          0x01    /* RO */
 114 #define EXCA_IF_STATUS_GPI                      0x80 /* General Purpose Input */
 115 #define EXCA_IF_STATUS_POWERACTIVE              0x40
 116 #define EXCA_IF_STATUS_READY                    0x20 /* really READY/!BUSY */
 117 #define EXCA_IF_STATUS_MEM_WP                   0x10
 118 #define EXCA_IF_STATUS_CARDDETECT_MASK          0x0C
 119 #define EXCA_IF_STATUS_CARDDETECT_PRESENT       0x0C
 120 #define EXCA_IF_STATUS_BATTERY_MASK             0x03
 121 #define EXCA_IF_STATUS_BATTERY_DEAD1            0x00
 122 #define EXCA_IF_STATUS_BATTERY_DEAD2            0x01
 123 #define EXCA_IF_STATUS_BATTERY_WARNING          0x02
 124 #define EXCA_IF_STATUS_BATTERY_GOOD             0x03
 125
 126 #define EXCA_PWRCTL                             0x02    /* RW */
 127 #define EXCA_PWRCTL_OE                          0x80    /* output enable */
 128 #define EXCA_PWRCTL_DISABLE_RESETDRV            0x40
 129 #define EXCA_PWRCTL_AUTOSWITCH_ENABLE           0x20
 130 #define EXCA_PWRCTL_PWR_ENABLE                  0x10
 131 #define EXCA_PWRCTL_VPP2_MASK                   0x0C
 132 /* XXX these are a little unclear from the data sheet */
 133 #define EXCA_PWRCTL_VPP2_RESERVED               0x0C
 134 #define EXCA_PWRCTL_VPP2_EN1                    0x08
 135 #define EXCA_PWRCTL_VPP2_EN0                    0x04
 136 #define EXCA_PWRCTL_VPP2_ENX                    0x00
 137 #define EXCA_PWRCTL_VPP1_MASK                   0x03
 138 /* XXX these are a little unclear from the data sheet */
 139 #define EXCA_PWRCTL_VPP1_RESERVED               0x03
 140 #define EXCA_PWRCTL_VPP1_EN1                    0x02
 141 #define EXCA_PWRCTL_VPP1_EN0                    0x01
 142 #define EXCA_PWRCTL_VPP1_ENX                    0x00
 143
 144 #define EXCA_CSC                                0x04    /* RW */
 145 #define EXCA_CSC_ZERO                           0xE0
 146 #define EXCA_CSC_GPI                            0x10
 147 #define EXCA_CSC_CD                             0x08 /* Card Detect Change */
 148 #define EXCA_CSC_READY                          0x04
 149 #define EXCA_CSC_BATTWARN                       0x02
 150 #define EXCA_CSC_BATTDEAD                       0x01    /* for memory cards */
 151 #define EXCA_CSC_RI                             0x01    /* for i/o cards */
 152
 153 #define EXCA_ADDRWIN_ENABLE                     0x06    /* RW */
 154 #define EXCA_ADDRWIN_ENABLE_IO1                 0x80
 155 #define EXCA_ADDRWIN_ENABLE_IO0                 0x40
 156 #define EXCA_ADDRWIN_ENABLE_MEMCS16             0x20    /* rtfds if you care */
 157 #define EXCA_ADDRWIN_ENABLE_MEM4                0x10
 158 #define EXCA_ADDRWIN_ENABLE_MEM3                0x08
 159 #define EXCA_ADDRWIN_ENABLE_MEM2                0x04
 160 #define EXCA_ADDRWIN_ENABLE_MEM1                0x02
 161 #define EXCA_ADDRWIN_ENABLE_MEM0                0x01
 162
 163 #define EXCA_CARD_DETECT                        0x16    /* RW */
 164 #define EXCA_CARD_DETECT_RESERVED               0xC0
 165 #define EXCA_CARD_DETECT_SW_INTR                0x20
 166 #define EXCA_CARD_DETECT_RESUME_ENABLE          0x10
 167 #define EXCA_CARD_DETECT_GPI_TRANSCTL           0x08
 168 #define EXCA_CARD_DETECT_GPI_ENABLE             0x04
 169 #define EXCA_CARD_DETECT_CFGRST_ENABLE          0x02
 170 #define EXCA_CARD_DETECT_MEMDLY_INHIBIT         0x01
 171
 172 /* interrupt registers */
 173
 174 #define EXCA_INTR                               0x03    /* RW */
 175 #define EXCA_INTR_RI_ENABLE                     0x80
 176 #define EXCA_INTR_RESET                         0x40    /* active low (zero) */
 177 #define EXCA_INTR_CARDTYPE_MASK                 0x20
 178 #define EXCA_INTR_CARDTYPE_IO                   0x20
 179 #define EXCA_INTR_CARDTYPE_MEM                  0x00
 180 #define EXCA_INTR_ENABLE                        0x10
 181 #define EXCA_INTR_IRQ_MASK                      0x0F
 182 #define EXCA_INTR_IRQ_SHIFT                     0
 183 #define EXCA_INTR_IRQ_NONE                      0x00
 184 #define EXCA_INTR_IRQ_RESERVED1                 0x01
 185 #define EXCA_INTR_IRQ_RESERVED2                 0x02
 186 #define EXCA_INTR_IRQ3                          0x03
 187 #define EXCA_INTR_IRQ4                          0x04
 188 #define EXCA_INTR_IRQ5                          0x05
 189 #define EXCA_INTR_IRQ_RESERVED6                 0x06
 190 #define EXCA_INTR_IRQ7                          0x07
 191 #define EXCA_INTR_IRQ_RESERVED8                 0x08
 192 #define EXCA_INTR_IRQ9                          0x09
 193 #define EXCA_INTR_IRQ10                         0x0A
 194 #define EXCA_INTR_IRQ11                         0x0B
 195 #define EXCA_INTR_IRQ12                         0x0C
 196 #define EXCA_INTR_IRQ_RESERVED13                0x0D
 197 #define EXCA_INTR_IRQ14                         0x0E
 198 #define EXCA_INTR_IRQ15                         0x0F
 199
 200 #define EXCA_INTR_IRQ_VALIDMASK                 0xDEB8 /* 1101 1110 1011 1000 */
 201
 202 #define EXCA_CSC_INTR                           0x05    /* RW */
 203 #define EXCA_CSC_INTR_IRQ_MASK                  0xF0
 204 #define EXCA_CSC_INTR_IRQ_SHIFT                 4
 205 #define EXCA_CSC_INTR_IRQ_NONE                  0x00
 206 #define EXCA_CSC_INTR_IRQ_RESERVED1             0x10
 207 #define EXCA_CSC_INTR_IRQ_RESERVED2             0x20
 208 #define EXCA_CSC_INTR_IRQ3                      0x30
 209 #define EXCA_CSC_INTR_IRQ4                      0x40
 210 #define EXCA_CSC_INTR_IRQ5                      0x50
 211 #define EXCA_CSC_INTR_IRQ_RESERVED6             0x60
 212 #define EXCA_CSC_INTR_IRQ7                      0x70
 213 #define EXCA_CSC_INTR_IRQ_RESERVED8             0x80
 214 #define EXCA_CSC_INTR_IRQ9                      0x90
 215 #define EXCA_CSC_INTR_IRQ10                     0xA0
 216 #define EXCA_CSC_INTR_IRQ11                     0xB0
 217 #define EXCA_CSC_INTR_IRQ12                     0xC0
 218 #define EXCA_CSC_INTR_IRQ_RESERVED13            0xD0
 219 #define EXCA_CSC_INTR_IRQ14                     0xE0
 220 #define EXCA_CSC_INTR_IRQ15                     0xF0
 221 #define EXCA_CSC_INTR_CD_ENABLE                 0x08
 222 #define EXCA_CSC_INTR_READY_ENABLE              0x04
 223 #define EXCA_CSC_INTR_BATTWARN_ENABLE           0x02
 224 #define EXCA_CSC_INTR_BATTDEAD_ENABLE           0x01    /* for memory cards */
 225 #define EXCA_CSC_INTR_RI_ENABLE                 0x01    /* for I/O cards */
 226
 227 #define EXCA_CSC_INTR_IRQ_VALIDMASK             0xDEB8 /* 1101 1110 1011 1000 */
 228
 229 /* I/O registers */
 230
 231 #define EXCA_IO_WINS                            2
 232
 233 #define EXCA_IOCTL                              0x07    /* RW */
 234 #define EXCA_IOCTL_IO1_WAITSTATE                0x80
 235 #define EXCA_IOCTL_IO1_ZEROWAIT                 0x40
 236 #define EXCA_IOCTL_IO1_IOCS16SRC_MASK           0x20
 237 #define EXCA_IOCTL_IO1_IOCS16SRC_CARD           0x20
 238 #define EXCA_IOCTL_IO1_IOCS16SRC_DATASIZE       0x00
 239 #define EXCA_IOCTL_IO1_DATASIZE_MASK            0x10
 240 #define EXCA_IOCTL_IO1_DATASIZE_16BIT           0x10
 241 #define EXCA_IOCTL_IO1_DATASIZE_8BIT            0x00
 242 #define EXCA_IOCTL_IO0_WAITSTATE                0x08
 243 #define EXCA_IOCTL_IO0_ZEROWAIT                 0x04
 244 #define EXCA_IOCTL_IO0_IOCS16SRC_MASK           0x02
 245 #define EXCA_IOCTL_IO0_IOCS16SRC_CARD           0x02
 246 #define EXCA_IOCTL_IO0_IOCS16SRC_DATASIZE       0x00
 247 #define EXCA_IOCTL_IO0_DATASIZE_MASK            0x01
 248 #define EXCA_IOCTL_IO0_DATASIZE_16BIT           0x01
 249 #define EXCA_IOCTL_IO0_DATASIZE_8BIT            0x00
 250
 251 #define EXCA_IOADDR0_START_LSB                  0x08
 252 #define EXCA_IOADDR0_START_MSB                  0x09
 253 #define EXCA_IOADDR0_STOP_LSB                   0x0A
 254 #define EXCA_IOADDR0_STOP_MSB                   0x0B
 255 #define EXCA_IOADDR1_START_LSB                  0x0C
 256 #define EXCA_IOADDR1_START_MSB                  0x0D
 257 #define EXCA_IOADDR1_STOP_LSB                   0x0E
 258 #define EXCA_IOADDR1_STOP_MSB                   0x0F
 259
 260 /* memory registers */
 261
 262 /*
 263  * memory window addresses refer to bits A23-A12 of the ISA system memory
 264  * address.  This is a shift of 12 bits.  The LSB contains A19-A12, and the
 265  * MSB contains A23-A20, plus some other bits.
 266  */
 267
 268 #define EXCA_MEM_WINS                           5
 269
 270 #define EXCA_MEM_SHIFT                          12
 271 #define EXCA_MEM_PAGESIZE                       (1<<EXCA_MEM_SHIFT)
 272
 273 #define EXCA_SYSMEM_ADDRX_SHIFT                         EXCA_MEM_SHIFT
 274 #define EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_MASK       0x80
 275 #define EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_16BIT      0x80
 276 #define EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_8BIT       0x00
 277 #define EXCA_SYSMEM_ADDRX_START_MSB_ZEROWAIT            0x40
 278 #define EXCA_SYSMEM_ADDRX_START_MSB_SCRATCH_MASK        0x30
 279 #define EXCA_SYSMEM_ADDRX_START_MSB_ADDR_MASK           0x0F
 280
 281 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT_MASK            0xC0
 282 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT0                0x00
 283 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT1                0x40
 284 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT2                0x80
 285 #define EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT3                0xC0
 286 #define EXCA_SYSMEM_ADDRX_STOP_MSB_ADDR_MASK            0x0F
 287
 288 /*
 289  * The card side of a memory mapping consists of bits A19-A12 of the card
 290  * memory address in the LSB, and A25-A20 plus some other bits in the MSB.
 291  * Again, the shift is 12 bits.
 292  */
 293
 294 #define EXCA_CARDMEM_ADDRX_SHIFT                EXCA_MEM_SHIFT
 295 #define EXCA_CARDMEM_ADDRX_MSB_WP               0x80
 296 #define EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_MASK   0x40
 297 #define EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_ATTR   0x40
 298 #define EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_COMMON 0x00
 299 #define EXCA_CARDMEM_ADDRX_MSB_ADDR_MASK        0x3F
 300
 301 #define EXCA_SYSMEM_ADDR0_START_LSB             0x10
 302 #define EXCA_SYSMEM_ADDR0_START_MSB             0x11
 303 #define EXCA_SYSMEM_ADDR0_STOP_LSB              0x12
 304 #define EXCA_SYSMEM_ADDR0_STOP_MSB              0x13
 305
 306 #define EXCA_CARDMEM_ADDR0_LSB                  0x14
 307 #define EXCA_CARDMEM_ADDR0_MSB                  0x15
 308
 309 /* #define      EXCA_RESERVED                   0x17 */
 310
 311 #define EXCA_SYSMEM_ADDR1_START_LSB             0x18
 312 #define EXCA_SYSMEM_ADDR1_START_MSB             0x19
 313 #define EXCA_SYSMEM_ADDR1_STOP_LSB              0x1A
 314 #define EXCA_SYSMEM_ADDR1_STOP_MSB              0x1B
 315
 316 #define EXCA_CARDMEM_ADDR1_LSB                  0x1C
 317 #define EXCA_CARDMEM_ADDR1_MSB                  0x1D
 318
 319 #define EXCA_SYSMEM_ADDR2_START_LSB             0x20
 320 #define EXCA_SYSMEM_ADDR2_START_MSB             0x21
 321 #define EXCA_SYSMEM_ADDR2_STOP_LSB              0x22
 322 #define EXCA_SYSMEM_ADDR2_STOP_MSB              0x23
 323
 324 #define EXCA_CARDMEM_ADDR2_LSB                  0x24
 325 #define EXCA_CARDMEM_ADDR2_MSB                  0x25
 326
 327 /* #define      EXCA_RESERVED                   0x26 */
 328 /* #define      EXCA_RESERVED                   0x27 */
 329
 330 #define EXCA_SYSMEM_ADDR3_START_LSB             0x28
 331 #define EXCA_SYSMEM_ADDR3_START_MSB             0x29
 332 #define EXCA_SYSMEM_ADDR3_STOP_LSB              0x2A
 333 #define EXCA_SYSMEM_ADDR3_STOP_MSB              0x2B
 334
 335 #define EXCA_CARDMEM_ADDR3_LSB                  0x2C
 336 #define EXCA_CARDMEM_ADDR3_MSB                  0x2D
 337
 338 /* #define      EXCA_RESERVED                   0x2E */
 339 /* #define      EXCA_RESERVED                   0x2F */
 340
 341 #define EXCA_SYSMEM_ADDR4_START_LSB             0x30
 342 #define EXCA_SYSMEM_ADDR4_START_MSB             0x31
 343 #define EXCA_SYSMEM_ADDR4_STOP_LSB              0x32
 344 #define EXCA_SYSMEM_ADDR4_STOP_MSB              0x33
 345
 346 #define EXCA_CARDMEM_ADDR4_LSB                  0x34
 347 #define EXCA_CARDMEM_ADDR4_MSB                  0x35
 348
 349 /* #define      EXCA_RESERVED                   0x36 */
 350 /* #define      EXCA_RESERVED                   0x37 */
 351 /* #define      EXCA_RESERVED                   0x38 */
 352 /* #define      EXCA_RESERVED                   0x39 */
 353 /* #define      EXCA_RESERVED                   0x3A */
 354 /* #define      EXCA_RESERVED                   0x3B */
 355 /* #define      EXCA_RESERVED                   0x3C */
 356 /* #define      EXCA_RESERVED                   0x3D */
 357 /* #define      EXCA_RESERVED                   0x3E */
 358 /* #define      EXCA_RESERVED                   0x3F */
 359
 360 /* CardBus extensions - memory window page registers */
 361
 362 #define EXCA_MEMREG_WIN_SHIFT                   24
 363 #define EXCA_SYSMEM_ADDR0_WIN                   0x40
 364 #define EXCA_SYSMEM_ADDR1_WIN                   0x41
 365 #define EXCA_SYSMEM_ADDR2_WIN                   0x42
 366 #define EXCA_SYSMEM_ADDR3_WIN                   0x43
 367 #define EXCA_SYSMEM_ADDR4_WIN                   0x44
 368
 369 /* vendor-specific registers */
 370
 371 #define EXCA_INTEL_GLOBAL_CTL                   0x1E    /* RW */
 372 #define EXCA_INTEL_GLOBAL_CTL_RESERVED          0xF0
 373 #define EXCA_INTEL_GLOBAL_CTL_IRQ14PULSE_ENABLE 0x08
 374 #define EXCA_INTEL_GLOBAL_CTL_EXPLICIT_CSC_ACK  0x04
 375 #define EXCA_INTEL_GLOBAL_CTL_IRQLEVEL_ENABLE   0x02
 376 #define EXCA_INTEL_GLOBAL_CTL_POWERDOWN         0x01
 377
 378 #define EXCA_CIRRUS_MISC_CTL_2                  0x1E
 379 #define EXCA_CIRRUS_MISC_CTL_2_SUSPEND          0x04
 380
 381 #define EXCA_CIRRUS_CHIP_INFO                   0x1F
 382 #define EXCA_CIRRUS_CHIP_INFO_CHIP_ID           0xC0
 383 #define EXCA_CIRRUS_CHIP_INFO_SLOTS             0x20
 384 #define EXCA_CIRRUS_CHIP_INFO_REV               0x1F
 385
 386 #define EXCA_CIRRUS_EXTENDED_INDEX              0x2E
 387 #define EXCA_CIRRUS_EXTENDED_DATA               0x2F
 388 #define EXCA_CIRRUS_EXT_CONTROL_1               0x03
 389 #define EXCA_CIRRUS_EXT_CONTROL_1_PCI_INTR_MASK 0x18
 390
 391 #define EXCA_VADEM_VMISC                        0x3a
 392 #define EXCA_VADEM_REV                          0x40
 393 #define EXCA_VADEM_COOKIE1                      0x0E
 394 #define EXCA_VADEM_COOKIE2                      0x37
 395
 396 #define EXCA_RICOH_ID                           0x3a
 397 #define EXCA_RID_296                            0x32
 398 #define EXCA_RID_396                            0xb2
 399
 400 /*
 401  * o2 micro specific registers
 402  */
 403 #define EXCA_O2MICRO_CTRL_C                     0x3a
 404 #define EXCA_O2CC_IREQ_INTC                     0x80
 405 #define EXCA_O2CC_STSCHG_INTC                   0x20
 406
 407 /*
 408  * TOPIC specific registers
 409  */
 410 #define EXCA_TOPIC97_CTRL                       0x3e
 411 #define EXCA_TOPIC97_CTRL_LV_MASK               0x03
 412
 413 /* Plug and play */
 414 #define EXCA_PNP_ACTIONTEC      0x1802A904      /* AEI0218 */
 415 #define EXCA_PNP_IBM3765        0x65374d24      /* IBM3765 */
 416 #define EXCA_PNP_82365          0x000ED041      /* PNP0E00 */
 417 #define EXCA_PNP_CL_PD6720      0x010ED041      /* PNP0E01 */
 418 #define EXCA_PNP_VLSI_82C146    0x020ED041      /* PNP0E02 */
 419 #define EXCA_PNP_82365_CARDBUS  0x030ED041      /* PNP0E03 */
 420 #define EXCA_PNP_SCM_SWAPBOX    0x69046d4c      /* SMC0469 */
 421
 422 /*
 423  *      Mask of allowable interrupts.
 424  *
 425  *      For IBM-AT machines, irqs 3, 4, 5, 7, 9, 10, 11, 12, 14, 15 are
 426  *      allowed.  Nearly all IBM-AT machines with pcic cards or bridges
 427  *      wire these interrupts (or a subset thereof) to the corresponding
 428  *      pins on the ISA bus.  Some older laptops are reported to not route
 429  *      all the interrupt pins to the bus because the designers knew that
 430  *      some would conflict with builtin devices.  Older versions of Windows
 431  *      NT had a special device that would probe for conflicts early in the
 432  *      boot process and formulate a mapping table.  Maybe we should do
 433  *      something similar.
 434  */
 435 #define EXCA_INT_MASK_ALLOWED   0xDEB8          /* AT */
 436
 437 #endif /* !_SYS_DEV_EXCA_EXCAREG_H */