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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 | /* ** asm/bootinfo.h -- Definition of the Linux/m68k boot information structure ** ** Copyright 1992 by Greg Harp ** ** This file is subject to the terms and conditions of the GNU General Public ** License. See the file COPYING in the main directory of this archive ** for more details. ** ** Created 09/29/92 by Greg Harp ** ** 5/2/94 Roman Hodek: ** Added bi_atari part of the machine dependent union bi_un; for now it ** contains just a model field to distinguish between TT and Falcon. ** 26/7/96 Roman Zippel: ** Renamed to setup.h; added some useful macros to allow gcc some ** optimizations if possible. ** 5/10/96 Geert Uytterhoeven: ** Redesign of the boot information structure; renamed to bootinfo.h again ** 27/11/96 Geert Uytterhoeven: ** Backwards compatibility with bootinfo interface version 1.0 */ #ifndef _M68K_BOOTINFO_H #define _M68K_BOOTINFO_H /* * Bootinfo definitions * * This is an easily parsable and extendable structure containing all * information to be passed from the bootstrap to the kernel. * * This way I hope to keep all future changes back/forewards compatible. * Thus, keep your fingers crossed... * * This structure is copied right after the kernel bss by the bootstrap * routine. */ #ifndef __ASSEMBLY__ struct bi_record { unsigned short tag; /* tag ID */ unsigned short size; /* size of record (in bytes) */ unsigned long data[0]; /* data */ }; #endif /* __ASSEMBLY__ */ /* * Tag Definitions * * Machine independent tags start counting from 0x0000 * Machine dependent tags start counting from 0x8000 */ #define BI_LAST 0x0000 /* last record (sentinel) */ #define BI_MACHTYPE 0x0001 /* machine type (u_long) */ #define BI_CPUTYPE 0x0002 /* cpu type (u_long) */ #define BI_FPUTYPE 0x0003 /* fpu type (u_long) */ #define BI_MMUTYPE 0x0004 /* mmu type (u_long) */ #define BI_MEMCHUNK 0x0005 /* memory chunk address and size */ /* (struct mem_info) */ #define BI_RAMDISK 0x0006 /* ramdisk address and size */ /* (struct mem_info) */ #define BI_COMMAND_LINE 0x0007 /* kernel command line parameters */ /* (string) */ /* * Amiga-specific tags */ #define BI_AMIGA_MODEL 0x8000 /* model (u_long) */ #define BI_AMIGA_AUTOCON 0x8001 /* AutoConfig device */ /* (struct ConfigDev) */ #define BI_AMIGA_CHIP_SIZE 0x8002 /* size of Chip RAM (u_long) */ #define BI_AMIGA_VBLANK 0x8003 /* VBLANK frequency (u_char) */ #define BI_AMIGA_PSFREQ 0x8004 /* power supply frequency (u_char) */ #define BI_AMIGA_ECLOCK 0x8005 /* EClock frequency (u_long) */ #define BI_AMIGA_CHIPSET 0x8006 /* native chipset present (u_long) */ #define BI_AMIGA_SERPER 0x8007 /* serial port period (u_short) */ /* * Atari-specific tags */ #define BI_ATARI_MCH_COOKIE 0x8000 /* _MCH cookie from TOS (u_long) */ #define BI_ATARI_MCH_TYPE 0x8001 /* special machine type (u_long) */ /* (values are ATARI_MACH_* defines */ /* mch_cookie values (upper word) */ #define ATARI_MCH_ST 0 #define ATARI_MCH_STE 1 #define ATARI_MCH_TT 2 #define ATARI_MCH_FALCON 3 /* mch_type values */ #define ATARI_MACH_NORMAL 0 /* no special machine type */ #define ATARI_MACH_MEDUSA 1 /* Medusa 040 */ #define ATARI_MACH_HADES 2 /* Hades 040 or 060 */ #define ATARI_MACH_AB40 3 /* Afterburner040 on Falcon */ /* * VME-specific tags */ #define BI_VME_TYPE 0x8000 /* VME sub-architecture (u_long) */ #define BI_VME_BRDINFO 0x8001 /* VME board information (struct) */ /* BI_VME_TYPE codes */ #define VME_TYPE_TP34V 0x0034 /* Tadpole TP34V */ #define VME_TYPE_MVME147 0x0147 /* Motorola MVME147 */ #define VME_TYPE_MVME162 0x0162 /* Motorola MVME162 */ #define VME_TYPE_MVME166 0x0166 /* Motorola MVME166 */ #define VME_TYPE_MVME167 0x0167 /* Motorola MVME167 */ #define VME_TYPE_MVME172 0x0172 /* Motorola MVME172 */ #define VME_TYPE_MVME177 0x0177 /* Motorola MVME177 */ #define VME_TYPE_BVME4000 0x4000 /* BVM Ltd. BVME4000 */ #define VME_TYPE_BVME6000 0x6000 /* BVM Ltd. BVME6000 */ /* BI_VME_BRDINFO is a 32 byte struct as returned by the Bug code on * Motorola VME boards. Contains board number, Bug version, board * configuration options, etc. See include/asm/mvme16xhw.h for details. */ /* * Macintosh-specific tags (all u_long) */ #define BI_MAC_MODEL 0x8000 /* Mac Gestalt ID (model type) */ #define BI_MAC_VADDR 0x8001 /* Mac video base address */ #define BI_MAC_VDEPTH 0x8002 /* Mac video depth */ #define BI_MAC_VROW 0x8003 /* Mac video rowbytes */ #define BI_MAC_VDIM 0x8004 /* Mac video dimensions */ #define BI_MAC_VLOGICAL 0x8005 /* Mac video logical base */ #define BI_MAC_SCCBASE 0x8006 /* Mac SCC base address */ #define BI_MAC_BTIME 0x8007 /* Mac boot time */ #define BI_MAC_GMTBIAS 0x8008 /* Mac GMT timezone offset */ #define BI_MAC_MEMSIZE 0x8009 /* Mac RAM size (sanity check) */ #define BI_MAC_CPUID 0x800a /* Mac CPU type (sanity check) */ #define BI_MAC_ROMBASE 0x800b /* Mac system ROM base address */ /* * Macintosh hardware profile data - unused, see macintosh.h for * resonable type values */ #define BI_MAC_VIA1BASE 0x8010 /* Mac VIA1 base address (always present) */ #define BI_MAC_VIA2BASE 0x8011 /* Mac VIA2 base address (type varies) */ #define BI_MAC_VIA2TYPE 0x8012 /* Mac VIA2 type (VIA, RBV, OSS) */ #define BI_MAC_ADBTYPE 0x8013 /* Mac ADB interface type */ #define BI_MAC_ASCBASE 0x8014 /* Mac Apple Sound Chip base address */ #define BI_MAC_SCSI5380 0x8015 /* Mac NCR 5380 SCSI (base address, multi) */ #define BI_MAC_SCSIDMA 0x8016 /* Mac SCSI DMA (base address) */ #define BI_MAC_SCSI5396 0x8017 /* Mac NCR 53C96 SCSI (base address, multi) */ #define BI_MAC_IDETYPE 0x8018 /* Mac IDE interface type */ #define BI_MAC_IDEBASE 0x8019 /* Mac IDE interface base address */ #define BI_MAC_NUBUS 0x801a /* Mac Nubus type (none, regular, pseudo) */ #define BI_MAC_SLOTMASK 0x801b /* Mac Nubus slots present */ #define BI_MAC_SCCTYPE 0x801c /* Mac SCC serial type (normal, IOP) */ #define BI_MAC_ETHTYPE 0x801d /* Mac builtin ethernet type (Sonic, MACE */ #define BI_MAC_ETHBASE 0x801e /* Mac builtin ethernet base address */ #define BI_MAC_PMU 0x801f /* Mac power management / poweroff hardware */ #define BI_MAC_IOP_SWIM 0x8020 /* Mac SWIM floppy IOP */ #define BI_MAC_IOP_ADB 0x8021 /* Mac ADB IOP */ /* * Mac: compatibility with old booter data format (temporarily) * Fields unused with the new bootinfo can be deleted now; instead of * adding new fields the struct might be splitted into a hardware address * part and a hardware type part */ #ifndef __ASSEMBLY__ struct mac_booter_data { unsigned long videoaddr; unsigned long videorow; unsigned long videodepth; unsigned long dimensions; unsigned long args; unsigned long boottime; unsigned long gmtbias; unsigned long bootver; unsigned long videological; unsigned long sccbase; unsigned long id; unsigned long memsize; unsigned long serialmf; unsigned long serialhsk; unsigned long serialgpi; unsigned long printmf; unsigned long printhsk; unsigned long printgpi; unsigned long cpuid; unsigned long rombase; unsigned long adbdelay; unsigned long timedbra; }; extern struct mac_booter_data mac_bi_data; #endif /* * Apollo-specific tags */ #define BI_APOLLO_MODEL 0x8000 /* model (u_long) */ /* * HP300-specific tags */ #define BI_HP300_MODEL 0x8000 /* model (u_long) */ #define BI_HP300_UART_SCODE 0x8001 /* UART select code (u_long) */ #define BI_HP300_UART_ADDR 0x8002 /* phys. addr of UART (u_long) */ /* * Stuff for bootinfo interface versioning * * At the start of kernel code, a 'struct bootversion' is located. * bootstrap checks for a matching version of the interface before booting * a kernel, to avoid user confusion if kernel and bootstrap don't work * together :-) * * If incompatible changes are made to the bootinfo interface, the major * number below should be stepped (and the minor reset to 0) for the * appropriate machine. If a change is backward-compatible, the minor * should be stepped. "Backwards-compatible" means that booting will work, * but certain features may not. */ #define BOOTINFOV_MAGIC 0x4249561A /* 'BIV^Z' */ #define MK_BI_VERSION(major,minor) (((major)<<16)+(minor)) #define BI_VERSION_MAJOR(v) (((v) >> 16) & 0xffff) #define BI_VERSION_MINOR(v) ((v) & 0xffff) #ifndef __ASSEMBLY__ struct bootversion { unsigned short branch; unsigned long magic; struct { unsigned long machtype; unsigned long version; } machversions[0]; }; #endif /* __ASSEMBLY__ */ #define AMIGA_BOOTI_VERSION MK_BI_VERSION( 2, 0 ) #define ATARI_BOOTI_VERSION MK_BI_VERSION( 2, 1 ) #define MAC_BOOTI_VERSION MK_BI_VERSION( 2, 0 ) #define MVME147_BOOTI_VERSION MK_BI_VERSION( 2, 0 ) #define MVME16x_BOOTI_VERSION MK_BI_VERSION( 2, 0 ) #define BVME6000_BOOTI_VERSION MK_BI_VERSION( 2, 0 ) #define Q40_BOOTI_VERSION MK_BI_VERSION( 2, 0 ) #define HP300_BOOTI_VERSION MK_BI_VERSION( 2, 0 ) #ifdef BOOTINFO_COMPAT_1_0 /* * Backwards compatibility with bootinfo interface version 1.0 */ #define COMPAT_AMIGA_BOOTI_VERSION MK_BI_VERSION( 1, 0 ) #define COMPAT_ATARI_BOOTI_VERSION MK_BI_VERSION( 1, 0 ) #define COMPAT_MAC_BOOTI_VERSION MK_BI_VERSION( 1, 0 ) #include <linux/zorro.h> #define COMPAT_NUM_AUTO 16 struct compat_bi_Amiga { int model; int num_autocon; struct ConfigDev autocon[COMPAT_NUM_AUTO]; unsigned long chip_size; unsigned char vblank; unsigned char psfreq; unsigned long eclock; unsigned long chipset; unsigned long hw_present; }; struct compat_bi_Atari { unsigned long hw_present; unsigned long mch_cookie; }; #ifndef __ASSEMBLY__ struct compat_bi_Macintosh { unsigned long videoaddr; unsigned long videorow; unsigned long videodepth; unsigned long dimensions; unsigned long args; unsigned long boottime; unsigned long gmtbias; unsigned long bootver; unsigned long videological; unsigned long sccbase; unsigned long id; unsigned long memsize; unsigned long serialmf; unsigned long serialhsk; unsigned long serialgpi; unsigned long printmf; unsigned long printhsk; unsigned long printgpi; unsigned long cpuid; unsigned long rombase; unsigned long adbdelay; unsigned long timedbra; }; #endif struct compat_mem_info { unsigned long addr; unsigned long size; }; #define COMPAT_NUM_MEMINFO 4 #define COMPAT_CPUB_68020 0 #define COMPAT_CPUB_68030 1 #define COMPAT_CPUB_68040 2 #define COMPAT_CPUB_68060 3 #define COMPAT_FPUB_68881 5 #define COMPAT_FPUB_68882 6 #define COMPAT_FPUB_68040 7 #define COMPAT_FPUB_68060 8 #define COMPAT_CPU_68020 (1<<COMPAT_CPUB_68020) #define COMPAT_CPU_68030 (1<<COMPAT_CPUB_68030) #define COMPAT_CPU_68040 (1<<COMPAT_CPUB_68040) #define COMPAT_CPU_68060 (1<<COMPAT_CPUB_68060) #define COMPAT_CPU_MASK (31) #define COMPAT_FPU_68881 (1<<COMPAT_FPUB_68881) #define COMPAT_FPU_68882 (1<<COMPAT_FPUB_68882) #define COMPAT_FPU_68040 (1<<COMPAT_FPUB_68040) #define COMPAT_FPU_68060 (1<<COMPAT_FPUB_68060) #define COMPAT_FPU_MASK (0xfe0) #define COMPAT_CL_SIZE (256) struct compat_bootinfo { unsigned long machtype; unsigned long cputype; struct compat_mem_info memory[COMPAT_NUM_MEMINFO]; int num_memory; unsigned long ramdisk_size; unsigned long ramdisk_addr; char command_line[COMPAT_CL_SIZE]; union { struct compat_bi_Amiga bi_ami; struct compat_bi_Atari bi_ata; struct compat_bi_Macintosh bi_mac; } bi_un; }; #define bi_amiga bi_un.bi_ami #define bi_atari bi_un.bi_ata #define bi_mac bi_un.bi_mac #endif /* BOOTINFO_COMPAT_1_0 */ #endif /* _M68K_BOOTINFO_H */ |