1 /* 2 ** asm/setup.h -- Definition of the Linux/m68k setup information 3 ** 4 ** Copyright 1992 by Greg Harp 5 ** 6 ** This file is subject to the terms and conditions of the GNU General Public 7 ** License. See the file COPYING in the main directory of this archive 8 ** for more details. 9 ** 10 ** Created 09/29/92 by Greg Harp 11 ** 12 ** 5/2/94 Roman Hodek: 13 ** Added bi_atari part of the machine dependent union bi_un; for now it 14 ** contains just a model field to distinguish between TT and Falcon. 15 ** 26/7/96 Roman Zippel: 16 ** Renamed to setup.h; added some useful macros to allow gcc some 17 ** optimizations if possible. 18 ** 5/10/96 Geert Uytterhoeven: 19 ** Redesign of the boot information structure; moved boot information 20 ** structure to bootinfo.h 21 */ 22 23 #ifndef _M68K_SETUP_H 24 #define _M68K_SETUP_H 25 26 #include <linux/config.h> 27 28 29 /* 30 * Linux/m68k Architectures 31 */ 32 33 #define MACH_AMIGA 1 34 #define MACH_ATARI 2 35 #define MACH_MAC 3 36 #define MACH_APOLLO 4 37 #define MACH_SUN3 5 38 #define MACH_MVME147 6 39 #define MACH_MVME16x 7 40 #define MACH_BVME6000 8 41 #define MACH_HP300 9 42 #define MACH_Q40 10 43 #define MACH_SUN3X 11 44 45 #ifdef __KERNEL__ 46 47 #ifndef __ASSEMBLY__ 48 extern unsigned long m68k_machtype; 49 #endif /* !__ASSEMBLY__ */ 50 51 #if !defined(CONFIG_AMIGA) 52 # define MACH_IS_AMIGA (0) 53 #elif defined(CONFIG_ATARI) || defined(CONFIG_MAC) || defined(CONFIG_APOLLO) \ 54 || defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \ 55 || defined(CONFIG_HP300) || defined(CONFIG_Q40) \ 56 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 57 # define MACH_IS_AMIGA (m68k_machtype == MACH_AMIGA) 58 #else 59 # define MACH_AMIGA_ONLY 60 # define MACH_IS_AMIGA (1) 61 # define MACH_TYPE (MACH_AMIGA) 62 #endif 63 64 #if !defined(CONFIG_ATARI) 65 # define MACH_IS_ATARI (0) 66 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_APOLLO) \ 67 || defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \ 68 || defined(CONFIG_HP300) || defined(CONFIG_Q40) \ 69 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 70 # define MACH_IS_ATARI (m68k_machtype == MACH_ATARI) 71 #else 72 # define MACH_ATARI_ONLY 73 # define MACH_IS_ATARI (1) 74 # define MACH_TYPE (MACH_ATARI) 75 #endif 76 77 #if !defined(CONFIG_MAC) 78 # define MACH_IS_MAC (0) 79 #elif defined(CONFIG_AMIGA) || defined(CONFIG_ATARI) || defined(CONFIG_APOLLO) \ 80 || defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \ 81 || defined(CONFIG_HP300) || defined(CONFIG_Q40) \ 82 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 83 # define MACH_IS_MAC (m68k_machtype == MACH_MAC) 84 #else 85 # define MACH_MAC_ONLY 86 # define MACH_IS_MAC (1) 87 # define MACH_TYPE (MACH_MAC) 88 #endif 89 90 #if defined(CONFIG_SUN3) 91 #define MACH_IS_SUN3 (1) 92 #define MACH_SUN3_ONLY (1) 93 #define MACH_TYPE (MACH_SUN3) 94 #else 95 #define MACH_IS_SUN3 (0) 96 #endif 97 98 #if !defined (CONFIG_APOLLO) 99 # define MACH_IS_APOLLO (0) 100 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \ 101 || defined(CONFIG_MVME16x) || defined(CONFIG_BVME6000) \ 102 || defined(CONFIG_HP300) || defined(CONFIG_Q40) \ 103 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 104 # define MACH_IS_APOLLO (m68k_machtype == MACH_APOLLO) 105 #else 106 # define MACH_APOLLO_ONLY 107 # define MACH_IS_APOLLO (1) 108 # define MACH_TYPE (MACH_APOLLO) 109 #endif 110 111 #if !defined (CONFIG_MVME147) 112 # define MACH_IS_MVME147 (0) 113 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \ 114 || defined(CONFIG_APOLLO) || defined(CONFIG_BVME6000) \ 115 || defined(CONFIG_HP300) || defined(CONFIG_Q40) \ 116 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME16x) 117 # define MACH_IS_MVME147 (m68k_machtype == MACH_MVME147) 118 #else 119 # define MACH_MVME147_ONLY 120 # define MACH_IS_MVME147 (1) 121 # define MACH_TYPE (MACH_MVME147) 122 #endif 123 124 #if !defined (CONFIG_MVME16x) 125 # define MACH_IS_MVME16x (0) 126 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \ 127 || defined(CONFIG_APOLLO) || defined(CONFIG_BVME6000) \ 128 || defined(CONFIG_HP300) || defined(CONFIG_Q40) \ 129 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 130 # define MACH_IS_MVME16x (m68k_machtype == MACH_MVME16x) 131 #else 132 # define MACH_MVME16x_ONLY 133 # define MACH_IS_MVME16x (1) 134 # define MACH_TYPE (MACH_MVME16x) 135 #endif 136 137 #if !defined (CONFIG_BVME6000) 138 # define MACH_IS_BVME6000 (0) 139 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \ 140 || defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \ 141 || defined(CONFIG_HP300) || defined(CONFIG_Q40) \ 142 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 143 # define MACH_IS_BVME6000 (m68k_machtype == MACH_BVME6000) 144 #else 145 # define MACH_BVME6000_ONLY 146 # define MACH_IS_BVME6000 (1) 147 # define MACH_TYPE (MACH_BVME6000) 148 #endif 149 150 #if !defined (CONFIG_HP300) 151 # define MACH_IS_HP300 (0) 152 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \ 153 || defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \ 154 || defined(CONFIG_BVME6000) || defined(CONFIG_Q40) \ 155 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 156 # define MACH_IS_HP300 (m68k_machtype == MACH_HP300) 157 #else 158 # define MACH_HP300_ONLY 159 # define MACH_IS_HP300 (1) 160 # define MACH_TYPE (MACH_HP300) 161 #endif 162 163 #if !defined (CONFIG_Q40) 164 # define MACH_IS_Q40 (0) 165 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \ 166 || defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \ 167 || defined(CONFIG_BVME6000) || defined(CONFIG_HP300) \ 168 || defined(CONFIG_SUN3X) || defined(CONFIG_MVME147) 169 # define MACH_IS_Q40 (m68k_machtype == MACH_Q40) 170 #else 171 # define MACH_Q40_ONLY 172 # define MACH_IS_Q40 (1) 173 # define MACH_TYPE (MACH_Q40) 174 #endif 175 176 #if !defined (CONFIG_SUN3X) 177 # define MACH_IS_SUN3X (0) 178 #elif defined(CONFIG_AMIGA) || defined(CONFIG_MAC) || defined(CONFIG_ATARI) \ 179 || defined(CONFIG_APOLLO) || defined(CONFIG_MVME16x) \ 180 || defined(CONFIG_BVME6000) || defined(CONFIG_HP300) \ 181 || defined(CONFIG_Q40) || defined(CONFIG_MVME147) 182 # define MACH_IS_SUN3X (m68k_machtype == MACH_SUN3X) 183 #else 184 # define CONFIG_SUN3X_ONLY 185 # define MACH_IS_SUN3X (1) 186 # define MACH_TYPE (MACH_SUN3X) 187 #endif 188 189 #ifndef MACH_TYPE 190 # define MACH_TYPE (m68k_machtype) 191 #endif 192 193 #endif /* __KERNEL__ */ 194 195 196 /* 197 * CPU, FPU and MMU types 198 * 199 * Note: we may rely on the following equalities: 200 * 201 * CPU_68020 == MMU_68851 202 * CPU_68030 == MMU_68030 203 * CPU_68040 == FPU_68040 == MMU_68040 204 * CPU_68060 == FPU_68060 == MMU_68060 205 */ 206 207 #define CPUB_68020 0 208 #define CPUB_68030 1 209 #define CPUB_68040 2 210 #define CPUB_68060 3 211 212 #define CPU_68020 (1<<CPUB_68020) 213 #define CPU_68030 (1<<CPUB_68030) 214 #define CPU_68040 (1<<CPUB_68040) 215 #define CPU_68060 (1<<CPUB_68060) 216 217 #define FPUB_68881 0 218 #define FPUB_68882 1 219 #define FPUB_68040 2 /* Internal FPU */ 220 #define FPUB_68060 3 /* Internal FPU */ 221 #define FPUB_SUNFPA 4 /* Sun-3 FPA */ 222 223 #define FPU_68881 (1<<FPUB_68881) 224 #define FPU_68882 (1<<FPUB_68882) 225 #define FPU_68040 (1<<FPUB_68040) 226 #define FPU_68060 (1<<FPUB_68060) 227 #define FPU_SUNFPA (1<<FPUB_SUNFPA) 228 229 #define MMUB_68851 0 230 #define MMUB_68030 1 /* Internal MMU */ 231 #define MMUB_68040 2 /* Internal MMU */ 232 #define MMUB_68060 3 /* Internal MMU */ 233 #define MMUB_APOLLO 4 /* Custom Apollo */ 234 #define MMUB_SUN3 5 /* Custom Sun-3 */ 235 236 #define MMU_68851 (1<<MMUB_68851) 237 #define MMU_68030 (1<<MMUB_68030) 238 #define MMU_68040 (1<<MMUB_68040) 239 #define MMU_68060 (1<<MMUB_68060) 240 #define MMU_SUN3 (1<<MMUB_SUN3) 241 #define MMU_APOLLO (1<<MMUB_APOLLO) 242 243 #ifdef __KERNEL__ 244 245 #ifndef __ASSEMBLY__ 246 extern unsigned long m68k_cputype; 247 extern unsigned long m68k_fputype; 248 extern unsigned long m68k_mmutype; /* Not really used yet */ 249 #ifdef CONFIG_VME 250 extern unsigned long vme_brdtype; 251 #endif 252 253 /* 254 * m68k_is040or060 is != 0 for a '040 or higher; 255 * used numbers are 4 for 68040 and 6 for 68060. 256 */ 257 258 extern int m68k_is040or060; 259 #endif /* !__ASSEMBLY__ */ 260 261 #if !defined(CONFIG_M68020) 262 # define CPU_IS_020 (0) 263 # define MMU_IS_851 (0) 264 # define MMU_IS_SUN3 (0) 265 #elif defined(CONFIG_M68030) || defined(CONFIG_M68040) || defined(CONFIG_M68060) 266 # define CPU_IS_020 (m68k_cputype & CPU_68020) 267 # define MMU_IS_851 (m68k_cputype & MMU_68851) 268 # define MMU_IS_SUN3 (0) /* Sun3 not supported with other CPU enabled */ 269 #else 270 # define CPU_M68020_ONLY 271 # define CPU_IS_020 (1) 272 #ifdef MACH_SUN3_ONLY 273 # define MMU_IS_SUN3 (1) 274 # define MMU_IS_851 (0) 275 #else 276 # define MMU_IS_SUN3 (0) 277 # define MMU_IS_851 (1) 278 #endif 279 #endif 280 281 #if !defined(CONFIG_M68030) 282 # define CPU_IS_030 (0) 283 # define MMU_IS_030 (0) 284 #elif defined(CONFIG_M68020) || defined(CONFIG_M68040) || defined(CONFIG_M68060) 285 # define CPU_IS_030 (m68k_cputype & CPU_68030) 286 # define MMU_IS_030 (m68k_mmutype & MMU_68030) 287 #else 288 # define CPU_M68030_ONLY 289 # define CPU_IS_030 (1) 290 # define MMU_IS_030 (1) 291 #endif 292 293 #if !defined(CONFIG_M68040) 294 # define CPU_IS_040 (0) 295 # define MMU_IS_040 (0) 296 #elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68060) 297 # define CPU_IS_040 (m68k_cputype & CPU_68040) 298 # define MMU_IS_040 (m68k_mmutype & MMU_68040) 299 #else 300 # define CPU_M68040_ONLY 301 # define CPU_IS_040 (1) 302 # define MMU_IS_040 (1) 303 #endif 304 305 #if !defined(CONFIG_M68060) 306 # define CPU_IS_060 (0) 307 # define MMU_IS_060 (0) 308 #elif defined(CONFIG_M68020) || defined(CONFIG_M68030) || defined(CONFIG_M68040) 309 # define CPU_IS_060 (m68k_cputype & CPU_68060) 310 # define MMU_IS_060 (m68k_mmutype & MMU_68060) 311 #else 312 # define CPU_M68060_ONLY 313 # define CPU_IS_060 (1) 314 # define MMU_IS_060 (1) 315 #endif 316 317 #if !defined(CONFIG_M68020) && !defined(CONFIG_M68030) 318 # define CPU_IS_020_OR_030 (0) 319 #else 320 # define CPU_M68020_OR_M68030 321 # if defined(CONFIG_M68040) || defined(CONFIG_M68060) 322 # define CPU_IS_020_OR_030 (!m68k_is040or060) 323 # else 324 # define CPU_M68020_OR_M68030_ONLY 325 # define CPU_IS_020_OR_030 (1) 326 # endif 327 #endif 328 329 #if !defined(CONFIG_M68040) && !defined(CONFIG_M68060) 330 # define CPU_IS_040_OR_060 (0) 331 #else 332 # define CPU_M68040_OR_M68060 333 # if defined(CONFIG_M68020) || defined(CONFIG_M68030) 334 # define CPU_IS_040_OR_060 (m68k_is040or060) 335 # else 336 # define CPU_M68040_OR_M68060_ONLY 337 # define CPU_IS_040_OR_060 (1) 338 # endif 339 #endif 340 341 #define CPU_TYPE (m68k_cputype) 342 343 #ifdef CONFIG_M68KFPU_EMU 344 # ifdef CONFIG_M68KFPU_EMU_ONLY 345 # define FPU_IS_EMU (1) 346 # else 347 # define FPU_IS_EMU (!m68k_fputype) 348 # endif 349 #else 350 # define FPU_IS_EMU (0) 351 #endif 352 353 354 /* 355 * Miscellaneous 356 */ 357 358 #define NUM_MEMINFO 4 359 #define CL_SIZE 256 360 361 #ifndef __ASSEMBLY__ 362 extern int m68k_num_memory; /* # of memory blocks found (and used) */ 363 extern int m68k_realnum_memory; /* real # of memory blocks found */ 364 365 struct mem_info { 366 unsigned long addr; /* physical address of memory chunk */ 367 unsigned long size; /* length of memory chunk (in bytes) */ 368 }; 369 370 extern struct mem_info m68k_memory[NUM_MEMINFO];/* memory description */ 371 #endif 372 373 #endif /* __KERNEL__ */ 374 375 #endif /* _M68K_SETUP_H */ 376