1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * cpu.h: Values of the PRId register used to match up 4 * various MIPS cpu types. 5 * 6 * Copyright (C) 1996 David S. Miller (davem@davemloft.net) 7 * Copyright (C) 2004, 2013 Maciej W. Rozycki 8 */ 9 #ifndef _ASM_CPU_H 10 #define _ASM_CPU_H 11 12 #include <linux/bits.h> 13 14 /* 15 As of the MIPS32 and MIPS64 specs from MTI, the PRId register (CP0 16 register 15, select 0) is defined in this (backwards compatible) way: 17 18 +----------------+----------------+----------------+----------------+ 19 | Company Options| Company ID | Processor ID | Revision | 20 +----------------+----------------+----------------+----------------+ 21 31 24 23 16 15 8 7 22 23 I don't have docs for all the previous processors, but my impression is 24 that bits 16-23 have been 0 for all MIPS processors before the MIPS32/64 25 spec. 26 */ 27 28 #define PRID_OPT_MASK 0xff000000 29 30 /* 31 * Assigned Company values for bits 23:16 of the PRId register. 32 */ 33 34 #define PRID_COMP_MASK 0xff0000 35 36 #define PRID_COMP_LEGACY 0x000000 37 #define PRID_COMP_MIPS 0x010000 38 #define PRID_COMP_BROADCOM 0x020000 39 #define PRID_COMP_ALCHEMY 0x030000 40 #define PRID_COMP_SIBYTE 0x040000 41 #define PRID_COMP_SANDCRAFT 0x050000 42 #define PRID_COMP_NXP 0x060000 43 #define PRID_COMP_TOSHIBA 0x070000 44 #define PRID_COMP_LSI 0x080000 45 #define PRID_COMP_LEXRA 0x0b0000 46 #define PRID_COMP_NETLOGIC 0x0c0000 47 #define PRID_COMP_CAVIUM 0x0d0000 48 #define PRID_COMP_LOONGSON 0x140000 49 #define PRID_COMP_INGENIC_13 0x130000 /* X2000 */ 50 #define PRID_COMP_INGENIC_D0 0xd00000 /* JZ4740, JZ4750, X1830 */ 51 #define PRID_COMP_INGENIC_D1 0xd10000 /* JZ4770, JZ4775, X1000 */ 52 #define PRID_COMP_INGENIC_E1 0xe10000 /* JZ4780 */ 53 54 /* 55 * Assigned Processor ID (implementation) values for bits 15:8 of the PRId 56 * register. In order to detect a certain CPU type exactly eventually 57 * additional registers may need to be examined. 58 */ 59 60 #define PRID_IMP_MASK 0xff00 61 62 /* 63 * These are valid when 23:16 == PRID_COMP_LEGACY 64 */ 65 66 #define PRID_IMP_R2000 0x0100 67 #define PRID_IMP_AU1_REV1 0x0100 68 #define PRID_IMP_AU1_REV2 0x0200 69 #define PRID_IMP_R3000 0x0200 /* Same as R2000A */ 70 #define PRID_IMP_R6000 0x0300 /* Same as R3000A */ 71 #define PRID_IMP_R4000 0x0400 72 #define PRID_IMP_R6000A 0x0600 73 #define PRID_IMP_R10000 0x0900 74 #define PRID_IMP_R4300 0x0b00 75 #define PRID_IMP_VR41XX 0x0c00 76 #define PRID_IMP_R12000 0x0e00 77 #define PRID_IMP_R14000 0x0f00 /* R14K && R16K */ 78 #define PRID_IMP_R8000 0x1000 79 #define PRID_IMP_PR4450 0x1200 80 #define PRID_IMP_R4600 0x2000 81 #define PRID_IMP_R4700 0x2100 82 #define PRID_IMP_TX39 0x2200 83 #define PRID_IMP_R4640 0x2200 84 #define PRID_IMP_R4650 0x2200 /* Same as R4640 */ 85 #define PRID_IMP_R5000 0x2300 86 #define PRID_IMP_TX49 0x2d00 87 #define PRID_IMP_SONIC 0x2400 88 #define PRID_IMP_MAGIC 0x2500 89 #define PRID_IMP_RM7000 0x2700 90 #define PRID_IMP_NEVADA 0x2800 /* RM5260 ??? */ 91 #define PRID_IMP_RM9000 0x3400 92 #define PRID_IMP_LOONGSON_32 0x4200 /* Loongson-1 */ 93 #define PRID_IMP_R5432 0x5400 94 #define PRID_IMP_R5500 0x5500 95 #define PRID_IMP_LOONGSON_64R 0x6100 /* Reduced Loongson-2 */ 96 #define PRID_IMP_LOONGSON_64C 0x6300 /* Classic Loongson-2 and Loongson-3 */ 97 #define PRID_IMP_LOONGSON_64G 0xc000 /* Generic Loongson-2 and Loongson-3 */ 98 99 #define PRID_IMP_UNKNOWN 0xff00 100 101 /* 102 * These are the PRID's for when 23:16 == PRID_COMP_MIPS 103 */ 104 105 #define PRID_IMP_QEMU_GENERIC 0x0000 106 #define PRID_IMP_4KC 0x8000 107 #define PRID_IMP_5KC 0x8100 108 #define PRID_IMP_20KC 0x8200 109 #define PRID_IMP_4KEC 0x8400 110 #define PRID_IMP_4KSC 0x8600 111 #define PRID_IMP_25KF 0x8800 112 #define PRID_IMP_5KE 0x8900 113 #define PRID_IMP_4KECR2 0x9000 114 #define PRID_IMP_4KEMPR2 0x9100 115 #define PRID_IMP_4KSD 0x9200 116 #define PRID_IMP_24K 0x9300 117 #define PRID_IMP_34K 0x9500 118 #define PRID_IMP_24KE 0x9600 119 #define PRID_IMP_74K 0x9700 120 #define PRID_IMP_1004K 0x9900 121 #define PRID_IMP_1074K 0x9a00 122 #define PRID_IMP_M14KC 0x9c00 123 #define PRID_IMP_M14KEC 0x9e00 124 #define PRID_IMP_INTERAPTIV_UP 0xa000 125 #define PRID_IMP_INTERAPTIV_MP 0xa100 126 #define PRID_IMP_PROAPTIV_UP 0xa200 127 #define PRID_IMP_PROAPTIV_MP 0xa300 128 #define PRID_IMP_P6600 0xa400 129 #define PRID_IMP_M5150 0xa700 130 #define PRID_IMP_P5600 0xa800 131 #define PRID_IMP_I6400 0xa900 132 #define PRID_IMP_M6250 0xab00 133 #define PRID_IMP_I6500 0xb000 134 135 /* 136 * These are the PRID's for when 23:16 == PRID_COMP_SIBYTE 137 */ 138 139 #define PRID_IMP_SB1 0x0100 140 #define PRID_IMP_SB1A 0x1100 141 142 /* 143 * These are the PRID's for when 23:16 == PRID_COMP_SANDCRAFT 144 */ 145 146 #define PRID_IMP_SR71000 0x0400 147 148 /* 149 * These are the PRID's for when 23:16 == PRID_COMP_BROADCOM 150 */ 151 152 #define PRID_IMP_BMIPS32_REV4 0x4000 153 #define PRID_IMP_BMIPS32_REV8 0x8000 154 #define PRID_IMP_BMIPS3300 0x9000 155 #define PRID_IMP_BMIPS3300_ALT 0x9100 156 #define PRID_IMP_BMIPS3300_BUG 0x0000 157 #define PRID_IMP_BMIPS43XX 0xa000 158 #define PRID_IMP_BMIPS5000 0x5a00 159 #define PRID_IMP_BMIPS5200 0x5b00 160 161 #define PRID_REV_BMIPS4380_LO 0x0040 162 #define PRID_REV_BMIPS4380_HI 0x006f 163 164 /* 165 * These are the PRID's for when 23:16 == PRID_COMP_CAVIUM 166 */ 167 168 #define PRID_IMP_CAVIUM_CN38XX 0x0000 169 #define PRID_IMP_CAVIUM_CN31XX 0x0100 170 #define PRID_IMP_CAVIUM_CN30XX 0x0200 171 #define PRID_IMP_CAVIUM_CN58XX 0x0300 172 #define PRID_IMP_CAVIUM_CN56XX 0x0400 173 #define PRID_IMP_CAVIUM_CN50XX 0x0600 174 #define PRID_IMP_CAVIUM_CN52XX 0x0700 175 #define PRID_IMP_CAVIUM_CN63XX 0x9000 176 #define PRID_IMP_CAVIUM_CN68XX 0x9100 177 #define PRID_IMP_CAVIUM_CN66XX 0x9200 178 #define PRID_IMP_CAVIUM_CN61XX 0x9300 179 #define PRID_IMP_CAVIUM_CNF71XX 0x9400 180 #define PRID_IMP_CAVIUM_CN78XX 0x9500 181 #define PRID_IMP_CAVIUM_CN70XX 0x9600 182 #define PRID_IMP_CAVIUM_CN73XX 0x9700 183 #define PRID_IMP_CAVIUM_CNF75XX 0x9800 184 185 /* 186 * These are the PRID's for when 23:16 == PRID_COMP_INGENIC_* 187 */ 188 189 #define PRID_IMP_XBURST_REV1 0x0200 /* XBurst®1 with MXU1.0/MXU1.1 SIMD ISA */ 190 #define PRID_IMP_XBURST_REV2 0x0100 /* XBurst®1 with MXU2.0 SIMD ISA */ 191 #define PRID_IMP_XBURST2 0x2000 /* XBurst®2 with MXU2.1 SIMD ISA */ 192 193 /* 194 * These are the PRID's for when 23:16 == PRID_COMP_NETLOGIC 195 */ 196 #define PRID_IMP_NETLOGIC_XLR732 0x0000 197 #define PRID_IMP_NETLOGIC_XLR716 0x0200 198 #define PRID_IMP_NETLOGIC_XLR532 0x0900 199 #define PRID_IMP_NETLOGIC_XLR308 0x0600 200 #define PRID_IMP_NETLOGIC_XLR532C 0x0800 201 #define PRID_IMP_NETLOGIC_XLR516C 0x0a00 202 #define PRID_IMP_NETLOGIC_XLR508C 0x0b00 203 #define PRID_IMP_NETLOGIC_XLR308C 0x0f00 204 #define PRID_IMP_NETLOGIC_XLS608 0x8000 205 #define PRID_IMP_NETLOGIC_XLS408 0x8800 206 #define PRID_IMP_NETLOGIC_XLS404 0x8c00 207 #define PRID_IMP_NETLOGIC_XLS208 0x8e00 208 #define PRID_IMP_NETLOGIC_XLS204 0x8f00 209 #define PRID_IMP_NETLOGIC_XLS108 0xce00 210 #define PRID_IMP_NETLOGIC_XLS104 0xcf00 211 #define PRID_IMP_NETLOGIC_XLS616B 0x4000 212 #define PRID_IMP_NETLOGIC_XLS608B 0x4a00 213 #define PRID_IMP_NETLOGIC_XLS416B 0x4400 214 #define PRID_IMP_NETLOGIC_XLS412B 0x4c00 215 #define PRID_IMP_NETLOGIC_XLS408B 0x4e00 216 #define PRID_IMP_NETLOGIC_XLS404B 0x4f00 217 #define PRID_IMP_NETLOGIC_AU13XX 0x8000 218 219 #define PRID_IMP_NETLOGIC_XLP8XX 0x1000 220 #define PRID_IMP_NETLOGIC_XLP3XX 0x1100 221 #define PRID_IMP_NETLOGIC_XLP2XX 0x1200 222 #define PRID_IMP_NETLOGIC_XLP9XX 0x1500 223 #define PRID_IMP_NETLOGIC_XLP5XX 0x1300 224 225 /* 226 * Particular Revision values for bits 7:0 of the PRId register. 227 */ 228 229 #define PRID_REV_MASK 0x00ff 230 231 /* 232 * Definitions for 7:0 on legacy processors 233 */ 234 235 #define PRID_REV_TX4927 0x0022 236 #define PRID_REV_TX4937 0x0030 237 #define PRID_REV_R4400 0x0040 238 #define PRID_REV_R3000A 0x0030 239 #define PRID_REV_R3000 0x0020 240 #define PRID_REV_R2000A 0x0010 241 #define PRID_REV_TX3912 0x0010 242 #define PRID_REV_TX3922 0x0030 243 #define PRID_REV_TX3927 0x0040 244 #define PRID_REV_VR4111 0x0050 245 #define PRID_REV_VR4181 0x0050 /* Same as VR4111 */ 246 #define PRID_REV_VR4121 0x0060 247 #define PRID_REV_VR4122 0x0070 248 #define PRID_REV_VR4181A 0x0070 /* Same as VR4122 */ 249 #define PRID_REV_VR4130 0x0080 250 #define PRID_REV_34K_V1_0_2 0x0022 251 #define PRID_REV_LOONGSON1B 0x0020 252 #define PRID_REV_LOONGSON1C 0x0020 /* Same as Loongson-1B */ 253 #define PRID_REV_LOONGSON2E 0x0002 254 #define PRID_REV_LOONGSON2F 0x0003 255 #define PRID_REV_LOONGSON2K_R1_0 0x0000 256 #define PRID_REV_LOONGSON2K_R1_1 0x0001 257 #define PRID_REV_LOONGSON2K_R1_2 0x0002 258 #define PRID_REV_LOONGSON2K_R1_3 0x0003 259 #define PRID_REV_LOONGSON3A_R1 0x0005 260 #define PRID_REV_LOONGSON3B_R1 0x0006 261 #define PRID_REV_LOONGSON3B_R2 0x0007 262 #define PRID_REV_LOONGSON3A_R2_0 0x0008 263 #define PRID_REV_LOONGSON3A_R3_0 0x0009 264 #define PRID_REV_LOONGSON3A_R2_1 0x000c 265 #define PRID_REV_LOONGSON3A_R3_1 0x000d 266 267 /* 268 * Older processors used to encode processor version and revision in two 269 * 4-bit bitfields, the 4K seems to simply count up and even newer MTI cores 270 * have switched to use the 8-bits as 3:3:2 bitfield with the last field as 271 * the patch number. *ARGH* 272 */ 273 #define PRID_REV_ENCODE_44(ver, rev) \ 274 ((ver) << 4 | (rev)) 275 #define PRID_REV_ENCODE_332(ver, rev, patch) \ 276 ((ver) << 5 | (rev) << 2 | (patch)) 277 278 /* 279 * FPU implementation/revision register (CP1 control register 0). 280 * 281 * +---------------------------------+----------------+----------------+ 282 * | 0 | Implementation | Revision | 283 * +---------------------------------+----------------+----------------+ 284 * 31 16 15 8 7 0 285 */ 286 287 #define FPIR_IMP_MASK 0xff00 288 289 #define FPIR_IMP_NONE 0x0000 290 291 #if !defined(__ASSEMBLY__) 292 293 enum cpu_type_enum { 294 CPU_UNKNOWN, 295 296 /* 297 * R2000 class processors 298 */ 299 CPU_R2000, CPU_R3000, CPU_R3000A, CPU_R3041, CPU_R3051, CPU_R3052, 300 CPU_R3081, CPU_R3081E, 301 302 /* 303 * R4000 class processors 304 */ 305 CPU_R4000PC, CPU_R4000SC, CPU_R4000MC, CPU_R4200, 306 CPU_R4400PC, CPU_R4400SC, CPU_R4400MC, CPU_R4600, CPU_R4640, CPU_R4650, 307 CPU_R4700, CPU_R5000, CPU_R5500, CPU_NEVADA, CPU_R10000, 308 CPU_R12000, CPU_R14000, CPU_R16000, CPU_VR41XX, CPU_VR4111, CPU_VR4121, 309 CPU_VR4122, CPU_VR4131, CPU_VR4133, CPU_VR4181, CPU_VR4181A, CPU_RM7000, 310 CPU_SR71000, CPU_TX49XX, 311 312 /* 313 * TX3900 class processors 314 */ 315 CPU_TX3912, CPU_TX3922, CPU_TX3927, 316 317 /* 318 * MIPS32 class processors 319 */ 320 CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_1004K, CPU_74K, 321 CPU_ALCHEMY, CPU_PR4450, CPU_BMIPS32, CPU_BMIPS3300, CPU_BMIPS4350, 322 CPU_BMIPS4380, CPU_BMIPS5000, CPU_XBURST, CPU_LOONGSON32, CPU_M14KC, 323 CPU_M14KEC, CPU_INTERAPTIV, CPU_P5600, CPU_PROAPTIV, CPU_1074K, 324 CPU_M5150, CPU_I6400, CPU_P6600, CPU_M6250, 325 326 /* 327 * MIPS64 class processors 328 */ 329 CPU_5KC, CPU_5KE, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2EF, 330 CPU_LOONGSON64, CPU_CAVIUM_OCTEON, CPU_CAVIUM_OCTEON_PLUS, 331 CPU_CAVIUM_OCTEON2, CPU_CAVIUM_OCTEON3, CPU_XLR, CPU_XLP, CPU_I6500, 332 333 CPU_QEMU_GENERIC, 334 335 CPU_LAST 336 }; 337 338 #endif /* !__ASSEMBLY */ 339 340 /* 341 * ISA Level encodings 342 * 343 */ 344 #define MIPS_CPU_ISA_II 0x00000001 345 #define MIPS_CPU_ISA_III 0x00000002 346 #define MIPS_CPU_ISA_IV 0x00000004 347 #define MIPS_CPU_ISA_V 0x00000008 348 #define MIPS_CPU_ISA_M32R1 0x00000010 349 #define MIPS_CPU_ISA_M32R2 0x00000020 350 #define MIPS_CPU_ISA_M64R1 0x00000040 351 #define MIPS_CPU_ISA_M64R2 0x00000080 352 #define MIPS_CPU_ISA_M32R5 0x00000100 353 #define MIPS_CPU_ISA_M64R5 0x00000200 354 #define MIPS_CPU_ISA_M32R6 0x00000400 355 #define MIPS_CPU_ISA_M64R6 0x00000800 356 357 #define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_II | MIPS_CPU_ISA_M32R1 | \ 358 MIPS_CPU_ISA_M32R2 | MIPS_CPU_ISA_M32R5 | MIPS_CPU_ISA_M32R6) 359 #define MIPS_CPU_ISA_64BIT (MIPS_CPU_ISA_III | MIPS_CPU_ISA_IV | \ 360 MIPS_CPU_ISA_V | MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2 | \ 361 MIPS_CPU_ISA_M64R5 | MIPS_CPU_ISA_M64R6) 362 363 /* 364 * CPU Option encodings 365 */ 366 #define MIPS_CPU_TLB BIT_ULL( 0) /* CPU has TLB */ 367 #define MIPS_CPU_4KEX BIT_ULL( 1) /* "R4K" exception model */ 368 #define MIPS_CPU_3K_CACHE BIT_ULL( 2) /* R3000-style caches */ 369 #define MIPS_CPU_4K_CACHE BIT_ULL( 3) /* R4000-style caches */ 370 #define MIPS_CPU_TX39_CACHE BIT_ULL( 4) /* TX3900-style caches */ 371 #define MIPS_CPU_FPU BIT_ULL( 5) /* CPU has FPU */ 372 #define MIPS_CPU_32FPR BIT_ULL( 6) /* 32 dbl. prec. FP registers */ 373 #define MIPS_CPU_COUNTER BIT_ULL( 7) /* Cycle count/compare */ 374 #define MIPS_CPU_WATCH BIT_ULL( 8) /* watchpoint registers */ 375 #define MIPS_CPU_DIVEC BIT_ULL( 9) /* dedicated interrupt vector */ 376 #define MIPS_CPU_VCE BIT_ULL(10) /* virt. coherence conflict possible */ 377 #define MIPS_CPU_CACHE_CDEX_P BIT_ULL(11) /* Create_Dirty_Exclusive CACHE op */ 378 #define MIPS_CPU_CACHE_CDEX_S BIT_ULL(12) /* ... same for seconary cache ... */ 379 #define MIPS_CPU_MCHECK BIT_ULL(13) /* Machine check exception */ 380 #define MIPS_CPU_EJTAG BIT_ULL(14) /* EJTAG exception */ 381 #define MIPS_CPU_NOFPUEX BIT_ULL(15) /* no FPU exception */ 382 #define MIPS_CPU_LLSC BIT_ULL(16) /* CPU has ll/sc instructions */ 383 #define MIPS_CPU_INCLUSIVE_CACHES BIT_ULL(17) /* P-cache subset enforced */ 384 #define MIPS_CPU_PREFETCH BIT_ULL(18) /* CPU has usable prefetch */ 385 #define MIPS_CPU_VINT BIT_ULL(19) /* CPU supports MIPSR2 vectored interrupts */ 386 #define MIPS_CPU_VEIC BIT_ULL(20) /* CPU supports MIPSR2 external interrupt controller mode */ 387 #define MIPS_CPU_ULRI BIT_ULL(21) /* CPU has ULRI feature */ 388 #define MIPS_CPU_PCI BIT_ULL(22) /* CPU has Perf Ctr Int indicator */ 389 #define MIPS_CPU_RIXI BIT_ULL(23) /* CPU has TLB Read/eXec Inhibit */ 390 #define MIPS_CPU_MICROMIPS BIT_ULL(24) /* CPU has microMIPS capability */ 391 #define MIPS_CPU_TLBINV BIT_ULL(25) /* CPU supports TLBINV/F */ 392 #define MIPS_CPU_SEGMENTS BIT_ULL(26) /* CPU supports Segmentation Control registers */ 393 #define MIPS_CPU_EVA BIT_ULL(27) /* CPU supports Enhanced Virtual Addressing */ 394 #define MIPS_CPU_HTW BIT_ULL(28) /* CPU support Hardware Page Table Walker */ 395 #define MIPS_CPU_RIXIEX BIT_ULL(29) /* CPU has unique exception codes for {Read, Execute}-Inhibit exceptions */ 396 #define MIPS_CPU_MAAR BIT_ULL(30) /* MAAR(I) registers are present */ 397 #define MIPS_CPU_FRE BIT_ULL(31) /* FRE & UFE bits implemented */ 398 #define MIPS_CPU_RW_LLB BIT_ULL(32) /* LLADDR/LLB writes are allowed */ 399 #define MIPS_CPU_LPA BIT_ULL(33) /* CPU supports Large Physical Addressing */ 400 #define MIPS_CPU_CDMM BIT_ULL(34) /* CPU has Common Device Memory Map */ 401 #define MIPS_CPU_BP_GHIST BIT_ULL(35) /* R12K+ Branch Prediction Global History */ 402 #define MIPS_CPU_SP BIT_ULL(36) /* Small (1KB) page support */ 403 #define MIPS_CPU_FTLB BIT_ULL(37) /* CPU has Fixed-page-size TLB */ 404 #define MIPS_CPU_NAN_LEGACY BIT_ULL(38) /* Legacy NaN implemented */ 405 #define MIPS_CPU_NAN_2008 BIT_ULL(39) /* 2008 NaN implemented */ 406 #define MIPS_CPU_VP BIT_ULL(40) /* MIPSr6 Virtual Processors (multi-threading) */ 407 #define MIPS_CPU_LDPTE BIT_ULL(41) /* CPU has ldpte/lddir instructions */ 408 #define MIPS_CPU_MVH BIT_ULL(42) /* CPU supports MFHC0/MTHC0 */ 409 #define MIPS_CPU_EBASE_WG BIT_ULL(43) /* CPU has EBase.WG */ 410 #define MIPS_CPU_BADINSTR BIT_ULL(44) /* CPU has BadInstr register */ 411 #define MIPS_CPU_BADINSTRP BIT_ULL(45) /* CPU has BadInstrP register */ 412 #define MIPS_CPU_CTXTC BIT_ULL(46) /* CPU has [X]ConfigContext registers */ 413 #define MIPS_CPU_PERF BIT_ULL(47) /* CPU has MIPS performance counters */ 414 #define MIPS_CPU_GUESTCTL0EXT BIT_ULL(48) /* CPU has VZ GuestCtl0Ext register */ 415 #define MIPS_CPU_GUESTCTL1 BIT_ULL(49) /* CPU has VZ GuestCtl1 register */ 416 #define MIPS_CPU_GUESTCTL2 BIT_ULL(50) /* CPU has VZ GuestCtl2 register */ 417 #define MIPS_CPU_GUESTID BIT_ULL(51) /* CPU uses VZ ASE GuestID feature */ 418 #define MIPS_CPU_DRG BIT_ULL(52) /* CPU has VZ Direct Root to Guest (DRG) */ 419 #define MIPS_CPU_UFR BIT_ULL(53) /* CPU supports User mode FR switching */ 420 #define MIPS_CPU_SHARED_FTLB_RAM \ 421 BIT_ULL(54) /* CPU shares FTLB RAM with another */ 422 #define MIPS_CPU_SHARED_FTLB_ENTRIES \ 423 BIT_ULL(55) /* CPU shares FTLB entries with another */ 424 #define MIPS_CPU_MT_PER_TC_PERF_COUNTERS \ 425 BIT_ULL(56) /* CPU has perf counters implemented per TC (MIPSMT ASE) */ 426 #define MIPS_CPU_MMID BIT_ULL(57) /* CPU supports MemoryMapIDs */ 427 #define MIPS_CPU_MM_SYSAD BIT_ULL(58) /* CPU supports write-through SysAD Valid merge */ 428 #define MIPS_CPU_MM_FULL BIT_ULL(59) /* CPU supports write-through full merge */ 429 #define MIPS_CPU_MAC_2008_ONLY BIT_ULL(60) /* CPU Only support MAC2008 Fused multiply-add instruction */ 430 #define MIPS_CPU_FTLBPAREX BIT_ULL(61) /* CPU has FTLB parity exception */ 431 #define MIPS_CPU_GSEXCEX BIT_ULL(62) /* CPU has GSExc exception */ 432 433 /* 434 * CPU ASE encodings 435 */ 436 #define MIPS_ASE_MIPS16 0x00000001 /* code compression */ 437 #define MIPS_ASE_MDMX 0x00000002 /* MIPS digital media extension */ 438 #define MIPS_ASE_MIPS3D 0x00000004 /* MIPS-3D */ 439 #define MIPS_ASE_SMARTMIPS 0x00000008 /* SmartMIPS */ 440 #define MIPS_ASE_DSP 0x00000010 /* Signal Processing ASE */ 441 #define MIPS_ASE_MIPSMT 0x00000020 /* CPU supports MIPS MT */ 442 #define MIPS_ASE_DSP2P 0x00000040 /* Signal Processing ASE Rev 2 */ 443 #define MIPS_ASE_VZ 0x00000080 /* Virtualization ASE */ 444 #define MIPS_ASE_MSA 0x00000100 /* MIPS SIMD Architecture */ 445 #define MIPS_ASE_DSP3 0x00000200 /* Signal Processing ASE Rev 3*/ 446 #define MIPS_ASE_MIPS16E2 0x00000400 /* MIPS16e2 */ 447 #define MIPS_ASE_LOONGSON_MMI 0x00000800 /* Loongson MultiMedia extensions Instructions */ 448 #define MIPS_ASE_LOONGSON_CAM 0x00001000 /* Loongson CAM */ 449 #define MIPS_ASE_LOONGSON_EXT 0x00002000 /* Loongson EXTensions */ 450 #define MIPS_ASE_LOONGSON_EXT2 0x00004000 /* Loongson EXTensions R2 */ 451 452 #endif /* _ASM_CPU_H */ 453