1/* $NetBSD: nubus.h,v 1.64 2007/03/07 13:54:50 tsutsui Exp $ */ 2 3/* 4 * Copyright (c) 1995 Allen Briggs. 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. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Allen Briggs. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32/* 33 * Nubus cards in Macintoshes are identified by 4 16-bit numbers: 34 * Category: What is the main purpose of this card? 35 * Type: Within this overall category, what kind of card? 36 * DrSW: What software interface does it use? 37 * DrHW: What specific hardware is it? 38 * 39 * For example, the "Toby Frame Buffer" display card is 40 * Category 3 (display) 41 * Type 1 (video) 42 * DrSW 1 (Apple) 43 * and DrHW 1 (TFB). 44 */ 45 46#include <machine/cpu.h> 47 48#define NUBUS_CATEGORY_BOARD 0x0001 49#define NUBUS_TYPE_BOARD 0x0000 /* We want these for minimal board */ 50#define NUBUS_DRSW_BOARD 0x0000 /* ROMs that come with nothing but */ 51#define NUBUS_DRHW_BOARD 0x0000 /* a board resource (old NI_GPIB) */ 52 53#define NUBUS_CATEGORY_DISPLAY 0x0003 54#define NUBUS_TYPE_VIDEO 0x0001 55#define NUBUS_TYPE_LCD 0x0002 56#define NUBUS_DRSW_APPLE 0x0001 57#define NUBUS_DRHW_TFB 0x0001 /* Apple Toby Frame Buffer */ 58#define NUBUS_DRHW_BAER 0x0002 /* Formac ProNitron 80.IVb */ 59#define NUBUS_DRHW_WVC 0x0006 /* Apple Workstation Video Card */ 60#define NUBUS_DRHW_COLORMAX 0x0007 /* Sigma Designs ColorMax */ 61#define NUBUS_DRHW_SE30 0x0009 /* Apple SE/30 pseudo-slot video */ 62#define NUBUS_DRHW_M2HRVC 0x0013 /* Apple Mac II High-Res Video Card */ 63#define NUBUS_DRHW_MVC 0x0014 /* Apple Mac II Monochrome Video Card */ 64#define NUBUS_DRHW_PVC 0x0017 /* Apple Mac II Portrait Video Card */ 65#define NUBUS_DRHW_MDC 0x0019 /* Apple Macintosh Display Card */ 66#define NUBUS_DRHW_VSC 0x0020 /* Apple Macintosh Duo MiniDock */ 67#define NUBUS_DRHW_JET 0x0029 /* Apple Macintosh DuoDock II */ 68#define NUBUS_DRHW_BOOGIE 0x002b /* Apple Macintosh 24AC Video Card */ 69#define NUBUS_DRHW_VILTRO340 0x0102 /* VillageTronic Mac Picasso 340 */ 70#define NUBUS_DRHW_SUPRGFX 0x0105 /* SuperMac GFX */ 71#define NUBUS_DRHW_RELAX200 0x0131 /* Relax 19" Model 200 */ 72#define NUBUS_DRHW_FORMAC 0x013A /* Formac color card II */ 73#define NUBUS_DRHW_CB264 0x013B /* RasterOps ColorBoard 264 */ 74#define NUBUS_DRHW_MICRON 0x0146 /* Micron Exceed color */ 75#define NUBUS_DRHW_RADGSC 0x0153 /* Radius GS/C */ 76#define NUBUS_DRHW_SPECTRM8 0x017b /* SuperMac Spectrum/8 Series III */ 77#define NUBUS_DRHW_SPECTRUM 0x017c /* SuperMac Spectrum/24 Series III */ 78#define NUBUS_DRHW_VIMAGE 0x026E /* Interware Co., Ltd. Vimage */ 79#define NUBUS_DRHW_CB364 0x026F /* RasterOps ColorBoard 364 */ 80#define NUBUS_DRHW_LVIEW 0x0278 /* Sigma Designs L-View */ 81#define NUBUS_DRHW_RDCGX 0x027C /* Radius DirectColor/GX */ 82#define NUBUS_DRHW_RPC8 0x0291 /* Radius PrecisionColor 8 */ 83#define NUBUS_DRHW_LAPIS 0x0292 /* SE/30 Lapis ProColorServer 8 PDS */ 84#define NUBUS_DRHW_ROPS24LXI 0x02A0 /* RasterOps 8/24 XLi */ 85#define NUBUS_DRHW_ROPSPPGT 0x02A5 /* RasterOps PaintBoard Prism GT 1.0 */ 86#define NUBUS_DRHW_FUTURASX 0x02AE /* E-Machines Futura-SX */ 87#define NUBUS_DRHW_ROPS24XLTV 0x02B7 /* RasterOps 24XlTV */ 88#define NUBUS_DRHW_THUNDER24 0x02CB /* SuperMac Thunder/24 */ 89#define NUBUS_DRHW_ROPS24MXTV 0x03DF /* RasterOps 24MxTV */ 90#define NUBUS_DRHW_GVIMAGE 0x03FB /* Interware Co., Ltd. Grand Vimage */ 91#define NUBUS_DRHW_RPC24XP 0x0406 /* Radius PrecisionColor 24Xp */ 92#define NUBUS_DRHW_RPC24X 0x040A /* Radius PrecisionColor 24X */ 93#define NUBUS_DRHW_RPC8XJ 0x040B /* Radius PrecisionColor 8xj */ 94#define NUBUS_DRHW_FIILX 0x0417 /* Futura II LX */ 95#define NUBUS_DRHW_FIISXDSP 0x042F /* Futura II SX/DSP */ 96#define NUBUS_DRHW_MC2124NB 0x0462 /* MicroConversions 2124NB II */ 97 98/* False DrHW values for video cards masquerading as other cards */ 99#define NUBUS_DRHW_SAM768 0x10000 /* Cornerstone/Samsung 768x1006 */ 100 101#define NUBUS_CATEGORY_NETWORK 0x0004 102#define NUBUS_TYPE_ETHERNET 0x0001 103#define NUBUS_DRSW_3COM 0x0000 104#define NUBUS_DRSW_CABLETRON 0x0001 105#define NUBUS_DRSW_GATOR 0x0103 106#define NUBUS_DRSW_ASANTE 0x0104 107#define NUBUS_DRSW_TECHWORKS 0x0109 108#define NUBUS_DRSW_DAYNA 0x010B 109#define NUBUS_DRSW_FARALLON 0x010C 110#define NUBUS_DRSW_DAYNA2 0x0115 111#define NUBUS_DRSW_FOCUS 0x011A 112#define NUBUS_DRSW_ASANTEF 0x011D 113#define NUBUS_DRSW_TFLLAN 0x011E 114#define NUBUS_DRHW_INTERLAN 0x0100 115#define NUBUS_DRHW_ASANTEF 0x0101 116#define NUBUS_DRHW_KINETICS 0x0106 117#define NUBUS_DRHW_CABLETRON 0x0109 118#define NUBUS_DRHW_NUVOLINK 0x010B 119#define NUBUS_DRHW_ASANTE_LC 0x010F 120#define NUBUS_DRHW_SONIC 0x0110 121#define NUBUS_DRHW_TECHWORKS 0x0112 122#define NUBUS_DRHW_APPLE_SNT 0x0118 123#define NUBUS_DRHW_APPLE_SN 0x0119 124 125#define NUBUS_CATEGORY_COMMUNICATIONS 0x0006 126#define NUBUS_TYPE_RS232 0x0002 127#define NUBUS_TYPE_IEEE488 0x0004 128#define NUBUS_TYPE_CENTRONICS 0x000B 129#define NUBUS_TYPE_BECTDIC 0x002E 130#define NUBUS_DRSW_BECTDIC 0x0100 131#define NUBUS_DRSW_CPI 0x0100 132#define NUBUS_DRSW_HDS 0x0102 133#define NUBUS_DRSW_NI488 0x0104 134#define NUBUS_DRHW_BECTDIC 0x0100 /* Becton Dickinson Acquisition Card */ 135#define NUBUS_DRHW_CPI 0x0100 /* Creative Solutions parallel */ 136#define NUBUS_DRHW_HDS 0x0102 /* Creative Solutions 2x serial */ 137#define NUBUS_DRHW_NBGPIBTNT 0x0102 /* National Instruments NB-GPIB/TNT */ 138 139#define NUBUS_CATEGORY_MEMORY 0x0009 /* Also KanjiTalk Font Card? */ 140#define NUBUS_TYPE_RAMCACHE 0x010C /* From Apple PDS card */ 141#define NUBUS_DRSW_AWGSPDS 0x0100 142#define NUBUS_DRHW_AWGSPDS 0x0100 143 144#define NUBUS_CATEGORY_CPU 0x000A 145#define NUBUS_TYPE_68000 0x0002 146#define NUBUS_TYPE_68020 0x0003 147#define NUBUS_TYPE_68030 0x0004 148#define NUBUS_TYPE_68040 0x0005 149#define NUBUS_TYPE_MX 0x0009 /* TI microExplorer */ 150 151#define NUBUS_CATEGORY_INTBUS 0x000C 152#define NUBUS_TYPE_SCSI 0x0008 153#define NUBUS_DRSW_AWGSPDS_SCSI 0x0006 154#define NUBUS_DRHW_AWGSPDS_SCSI 0x0100 155#define NUBUS_DRSW_PLI 0x0108 156#define NUBUS_DRHW_PLI 0x0100 157#define NUBUS_TYPE_SCSIW 0x000B /* FWB JackHammer Fast/Wide */ 158#define NUBUS_DRSW_FWB 0x0001 159#define NUBUS_DRHW_FWB 0x0100 160#define NUBUS_TYPE_SCSIAW 0x0106 /* Atto SiliconExpress IV f/w */ 161#define NUBUS_DRSW_ATTOSE 0x0101 162#define NUBUS_DRHW_ATTOSE 0x0100 163 164#define NUBUS_CATEGORY_DOCK 0x0020 165#define NUBUS_TYPE_STATION 0x0001 166#define NUBUS_TYPE_DESK 0x0002 167#define NUBUS_TYPE_TRAVEL 0x0003 168/* #define NUBUS_DRSW_APPLE 0x0001 */ 169#define NUBUS_DRSW_NEWERTECH 0x0101 170 171/* Station */ 172#define NUBUS_DRHW_DUODOCK 0x0001 /* Apple DuoDock */ 173#define NUBUS_DRHW_DUODOCKII 0x0002 /* Apple DuoDock II */ 174 175/* Desk */ 176#define NUBUS_DRHW_DUOMINIDOCK 0x0001 /* Apple Duo MiniDock */ 177 178/* Travel */ 179#define NUBUS_DRHW_MICROSCSI 0x0100 /* Newer Technology SCSI MicroDock */ 180 181 182/* 183 * This is the same as Apple's Format Block for a card, with the 184 * addition of a pointer to the base of the NuBUS slot. 185 * 186 * This basically describes a nubus card--this structure is held in the last 187 * N bytes of each valid card's declaration ROM. 188 */ 189typedef struct _nubus_slot { 190 u_long top; 191 u_int8_t slot; 192 u_int8_t bytelanes; 193 u_int8_t step; 194 u_int32_t test_pattern; 195 u_int8_t format; 196 u_int8_t revision_level; 197 u_int32_t crc; 198 u_int32_t length; 199 u_int32_t directory_offset; 200} nubus_slot; 201 202/* 203 * Just a structure to ease comparison of type for drivers, etc. 204 */ 205typedef struct _nubus_type { 206 u_int16_t category; 207 u_int16_t type; 208 u_int16_t drsw; 209 u_int16_t drhw; 210} nubus_type; 211 212/* 213 * nubus_dir is a structure that describes a nubus directory. 214 * The nubus*dir() functions should be used to traverse this. 215 */ 216typedef struct _nubus_dir { 217 u_int32_t dirbase; 218 u_int32_t curr_ent; 219} nubus_dir; 220 221/* 222 * This is the equivalent of an Apple sResource directory entry 223 * with the addition of a pointer to itself (essentially) for easy 224 * calculation of jump to indirect data. 225 */ 226typedef struct _nubus_dirent { 227 u_int32_t myloc; 228 u_int8_t rsrc_id; 229 u_int32_t offset; 230} nubus_dirent; 231 232/* 233 * This is the equivalent of an Apple sResource with the addition of 234 * a pointer back to the sResource directory from whence we came. 235 * 236 * According to the Apple documentation, each sResource is of one of the 237 * following forms: 238 * all: bits 31-24 Identification number 239 * 240 * offset: bits 23-0 Offset to long data, cString, sBlock, etc. 241 * word: bits 23-16 0x00 242 * bits 15-0 word data 243 * byte: bits 23-8 0x0000 244 * bits 7-0 byte data 245 * 246 * The last resource has id = 0xff and data = 0x000000. 247 */ 248typedef struct _nubus_rsrc { 249 u_int32_t myloc; 250 u_int8_t id; 251 u_int32_t data; 252} nubus_rsrc; 253 254/* 255 * On a NuBus master, an sMemory resource (this is a second-level 256 * resource list) holds a list of address ranges for onboard 257 * RAM, ROM and IO resources. 258 */ 259typedef struct _nubus_smem_range { 260 u_int32_t length; 261 u_int32_t offset; 262} nubus_smem_range; 263 264/* 265 * XXX This is mapped on the range list we get back out of the sMemory 266 * resources. I would have liked the range[] array to be of undefined 267 * size but the compiler does not let me. 268 * Maybe it's just too much grief, and we should work with an array 269 * of u_int32_t. 270 */ 271typedef struct _nubus_smem_rangelist { 272 u_int32_t length; 273 nubus_smem_range range[1]; 274} nubus_smem_rangelist; 275 276 277/* Resource IDs for NUBUS_CATEGORY_* (All) */ 278#define NUBUS_RSRC_TYPE 0x01 /* Type (required) */ 279#define NUBUS_RSRC_NAME 0x02 /* Name (required) */ 280#define NUBUS_RSRC_ICON 0x03 /* Icon */ 281#define NUBUS_RSRC_DRVRDIR 0x04 /* Driver directory */ 282#define NUBUS_RSRC_LOADREC 0x05 /* Load record for resource */ 283#define NUBUS_RSRC_BOOTREC 0x06 /* Boot record */ 284#define NUBUS_RSRC_FLAGS 0x07 /* sResource Flags */ 285#define NUBUS_RSRC_HWDEVID 0x08 /* Hardware device ID */ 286#define NUBUS_RSRC_MINOR_BASEOS 0x0A /* Offset to hw in std space */ 287#define NUBUS_RSRC_MINOR_LENGTH 0x0B /* Length of std space */ 288#define NUBUS_RSRC_MAJOR_BASEOS 0x0C /* Offset to hw in super space */ 289#define NUBUS_RSRC_MAJOR_LENGTH 0x0D /* Length of super space */ 290#define NUBUS_RSRC_CICN 0x0F /* Color icon */ 291#define NUBUS_RSRC_ICL8 0x10 /* 8-bit icon data */ 292#define NUBUS_RSRC_ICL4 0x11 /* 4-bit icon data */ 293#define NUBUS_RSRC_SMEMORY 0x6C /* Resource list for master */ 294 295/* Resource IDs for NUBUS_CATEGORY_DISPLAY */ 296#define NUBUS_RSRC_GAMMADIR 0x40 /* ID for gamma directory */ 297#define NUBUS_RSRC_VIDNAMES 0x41 /* ID for video name directory */ 298#define NUBUS_RSRC_FIRSTMODE 0x80 /* ID for first mode (1-bit) */ 299#define NUBUS_RSRC_SECONDMODE 0x81 /* ID for 2nd mode (2-bit) */ 300#define NUBUS_RSRC_THIRDMODE 0x82 /* ID for 3rd mode (4-bit) */ 301#define NUBUS_RSRC_FOURTHMODE 0x83 /* ID for 4th mode (8-bit) */ 302#define NUBUS_RSRC_FIFTHMODE 0x84 /* ID for 5th mode (16-bit) */ 303#define NUBUS_RSRC_SIXTHMODE 0x85 /* ID for 6th mode (32-bit) */ 304 305/* Resource IDs for NUBUS_CATEGORY_BOARD */ 306#define NUBUS_RSRC_BOARDID 0x20 /* Board ID */ 307#define NUBUS_RSRC_PRAMINITDATA 0x21 /* Private board data for PRAM */ 308#define NUBUS_RSRC_PRIMARYINIT 0x22 /* Primary init record */ 309#define NUBUS_RSRC_TIMEOUTCONST 0x23 /* Timeout constant */ 310#define NUBUS_RSRC_VENDORINFO 0x24 /* Vendor info list */ 311#define NUBUS_RSRC_BOARDFLAGS 0x25 /* Board flags */ 312#define NUBUS_RSRC_SECONDINIT 0x26 /* Secondary init record */ 313 314#define NUBUS_RSRC_VEND_ID 0x01 /* Card vendor's design ID */ 315#define NUBUS_RSRC_VEND_SERIAL 0x02 /* Card's serial number */ 316#define NUBUS_RSRC_VEND_REV 0x03 /* Card design's revision level */ 317#define NUBUS_RSRC_VEND_PART 0x04 /* Card part number */ 318#define NUBUS_RSRC_VEND_DATE 0x05 /* Card revision date */ 319 320/* Resource IDs for NUBUS_RSRC_SMEMORY master sMemory resource list */ 321#define NUBUS_RSRC_SMEM_MINOR_RAMADDR 0x80 /* Minor RAM address ranges */ 322#define NUBUS_RSRC_SMEM_MAJOR_RAMADDR 0x81 /* Major RAM address ranges */ 323#define NUBUS_RSRC_SMEM_MINOR_ROMADDR 0x82 /* Minor ROM address ranges */ 324#define NUBUS_RSRC_SMEM_MAJOR_ROMADDR 0x83 /* Major ROM address ranges */ 325#define NUBUS_RSRC_SMEM_MINOR_DEVADDR 0x84 /* Minor device address ranges */ 326#define NUBUS_RSRC_SMEM_MAJOR_DEVADDR 0x85 /* Major device address ranges */ 327 328 329typedef struct _NUBUS_DRIVER { 330 u_int8_t drvr_id; 331 u_int32_t offset; 332} NUBUS_DRIVER; 333 334typedef struct _NUBUS_BLOCK { 335 u_int32_t size; /* Size of block of data */ 336 void * data; /* Pointer to data */ 337} NUBUS_BLOCK; 338 339typedef struct _NUBUS_EXEC_BLOCK { 340 u_int32_t size; /* Size of total block - 4 */ 341 u_int8_t revision; /* Always 0x2 */ 342 u_int8_t cpu; /* Which processor? */ 343 u_int32_t code_offset; /* Offset base to start of code */ 344 void * code; /* pointer to base of code. */ 345} NUBUS_EXEC_BLOCK; 346 347#define NUBUS_EXEC_CPU_68000 1 348#define NUBUS_EXEC_CPU_68020 2 349#define NUBUS_EXEC_CPU_68030 3 350#define NUBUS_EXEC_CPU_68040 4 351 352#define NUBUS_MIN_SLOT 0x9 353#define NUBUS_MAX_SLOT 0xE 354#define NUBUS_ROM_TEST_PATTERN 0x5A932BC7 355 356#define NUBUS_SLOT2PA(x) (0xf9000000 + \ 357 ((((x) - NUBUS_MIN_SLOT) & 0xf) << 24)) 358 359struct nubus_attach_args { 360 bus_space_tag_t na_tag; 361 bus_dma_tag_t na_dmat; 362 int slot; 363 int rsrcid; 364 u_int16_t category; 365 u_int16_t type; 366 u_int16_t drsw; 367 u_int16_t drhw; 368 nubus_slot *fmt; 369}; 370 371struct nubus_softc { 372 struct device sc_dev; 373}; 374 375 376void nubus_get_main_dir(nubus_slot *, nubus_dir *); 377void nubus_get_dir_from_rsrc(nubus_slot *, nubus_dirent *, nubus_dir *); 378 379int nubus_find_rsrc(bus_space_tag_t, bus_space_handle_t, nubus_slot *, 380 nubus_dir *, u_int8_t, nubus_dirent *); 381int nubus_get_ind_data(bus_space_tag_t, bus_space_handle_t, nubus_slot *, 382 nubus_dirent *, char *, int); 383int nubus_get_c_string(bus_space_tag_t, bus_space_handle_t, nubus_slot *, 384 nubus_dirent *, char *, int); 385int nubus_get_smem_addr_rangelist(bus_space_tag_t, bus_space_handle_t, 386 nubus_slot *, nubus_dirent *, void *); 387 388const char *nubus_get_vendor(bus_space_tag_t, bus_space_handle_t, nubus_slot *, 389 int); 390const char *nubus_get_card_name(bus_space_tag_t, bus_space_handle_t, nubus_slot *); 391#ifdef DEBUG 392void nubus_scan_slot(bus_space_tag_t, int); 393#endif 394