projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * This file is subject to the terms and conditions of the GNU General Public | |
| 3 | * License. See the file "COPYING" in the main directory of this archive | |
| 4 | * for more details. | |
| 5 | * | |
| 6 | * Copyright (C) 1994, 1995, 1996, 1997, 2000, 2001 by Ralf Baechle | |
| 7 | * Copyright (C) 2000 Silicon Graphics, Inc. | |
| 8 | * Modified for further R[236]000 support by Paul M. Antoine, 1996. | |
| 9 | * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com | |
| a3692020 | 10 | * Copyright (C) 2000, 07 MIPS Technologies, Inc. |
| 4194318c | 11 | * Copyright (C) 2003, 2004 Maciej W. Rozycki |
| 1da177e4 LT |
12 | */ |
| 13 | #ifndef _ASM_MIPSREGS_H | |
| 14 | #define _ASM_MIPSREGS_H | |
| 15 | ||
| 1da177e4 | 16 | #include <linux/linkage.h> |
| 87c99203 | 17 | #include <linux/types.h> |
| 1da177e4 | 18 | #include <asm/hazards.h> |
| 9267a30d | 19 | #include <asm/war.h> |
| 1da177e4 LT |
20 | |
| 21 | /* | |
| 22 | * The following macros are especially useful for __asm__ | |
| 23 | * inline assembler. | |
| 24 | */ | |
| 25 | #ifndef __STR | |
| 26 | #define __STR(x) #x | |
| 27 | #endif | |
| 28 | #ifndef STR | |
| 29 | #define STR(x) __STR(x) | |
| 30 | #endif | |
| 31 | ||
| 32 | /* | |
| 33 | * Configure language | |
| 34 | */ | |
| 35 | #ifdef __ASSEMBLY__ | |
| 36 | #define _ULCAST_ | |
| 37 | #else | |
| 38 | #define _ULCAST_ (unsigned long) | |
| 39 | #endif | |
| 40 | ||
| 41 | /* | |
| 42 | * Coprocessor 0 register names | |
| 43 | */ | |
| 44 | #define CP0_INDEX $0 | |
| 45 | #define CP0_RANDOM $1 | |
| 46 | #define CP0_ENTRYLO0 $2 | |
| 47 | #define CP0_ENTRYLO1 $3 | |
| 48 | #define CP0_CONF $3 | |
| 49 | #define CP0_CONTEXT $4 | |
| 50 | #define CP0_PAGEMASK $5 | |
| 5c33f8b2 MR |
51 | #define CP0_SEGCTL0 $5, 2 |
| 52 | #define CP0_SEGCTL1 $5, 3 | |
| 53 | #define CP0_SEGCTL2 $5, 4 | |
| 1da177e4 LT |
54 | #define CP0_WIRED $6 |
| 55 | #define CP0_INFO $7 | |
| aff565aa | 56 | #define CP0_HWRENA $7 |
| 1da177e4 | 57 | #define CP0_BADVADDR $8 |
| 609cf6f2 | 58 | #define CP0_BADINSTR $8, 1 |
| 1da177e4 LT |
59 | #define CP0_COUNT $9 |
| 60 | #define CP0_ENTRYHI $10 | |
| f913e9ea JH |
61 | #define CP0_GUESTCTL1 $10, 4 |
| 62 | #define CP0_GUESTCTL2 $10, 5 | |
| 63 | #define CP0_GUESTCTL3 $10, 6 | |
| 1da177e4 | 64 | #define CP0_COMPARE $11 |
| f913e9ea | 65 | #define CP0_GUESTCTL0EXT $11, 4 |
| 1da177e4 | 66 | #define CP0_STATUS $12 |
| f913e9ea JH |
67 | #define CP0_GUESTCTL0 $12, 6 |
| 68 | #define CP0_GTOFFSET $12, 7 | |
| 1da177e4 LT |
69 | #define CP0_CAUSE $13 |
| 70 | #define CP0_EPC $14 | |
| 71 | #define CP0_PRID $15 | |
| 609cf6f2 PB |
72 | #define CP0_EBASE $15, 1 |
| 73 | #define CP0_CMGCRBASE $15, 3 | |
| 1da177e4 | 74 | #define CP0_CONFIG $16 |
| 195cee92 JH |
75 | #define CP0_CONFIG3 $16, 3 |
| 76 | #define CP0_CONFIG5 $16, 5 | |
| 1da177e4 LT |
77 | #define CP0_LLADDR $17 |
| 78 | #define CP0_WATCHLO $18 | |
| 79 | #define CP0_WATCHHI $19 | |
| 80 | #define CP0_XCONTEXT $20 | |
| 81 | #define CP0_FRAMEMASK $21 | |
| 82 | #define CP0_DIAGNOSTIC $22 | |
| 83 | #define CP0_DEBUG $23 | |
| 84 | #define CP0_DEPC $24 | |
| 85 | #define CP0_PERFORMANCE $25 | |
| 86 | #define CP0_ECC $26 | |
| 87 | #define CP0_CACHEERR $27 | |
| 88 | #define CP0_TAGLO $28 | |
| 89 | #define CP0_TAGHI $29 | |
| 90 | #define CP0_ERROREPC $30 | |
| 91 | #define CP0_DESAVE $31 | |
| 92 | ||
| 93 | /* | |
| 94 | * R4640/R4650 cp0 register names. These registers are listed | |
| 95 | * here only for completeness; without MMU these CPUs are not useable | |
| 96 | * by Linux. A future ELKS port might take make Linux run on them | |
| 97 | * though ... | |
| 98 | */ | |
| 99 | #define CP0_IBASE $0 | |
| 100 | #define CP0_IBOUND $1 | |
| 101 | #define CP0_DBASE $2 | |
| 102 | #define CP0_DBOUND $3 | |
| 103 | #define CP0_CALG $17 | |
| 104 | #define CP0_IWATCH $18 | |
| 105 | #define CP0_DWATCH $19 | |
| 106 | ||
| 107 | /* | |
| 108 | * Coprocessor 0 Set 1 register names | |
| 109 | */ | |
| 110 | #define CP0_S1_DERRADDR0 $26 | |
| 111 | #define CP0_S1_DERRADDR1 $27 | |
| 112 | #define CP0_S1_INTCONTROL $20 | |
| 113 | ||
| 7a0fc58c RB |
114 | /* |
| 115 | * Coprocessor 0 Set 2 register names | |
| 116 | */ | |
| 117 | #define CP0_S2_SRSCTL $12 /* MIPSR2 */ | |
| 118 | ||
| 119 | /* | |
| 120 | * Coprocessor 0 Set 3 register names | |
| 121 | */ | |
| 122 | #define CP0_S3_SRSMAP $12 /* MIPSR2 */ | |
| 123 | ||
| 1da177e4 LT |
124 | /* |
| 125 | * TX39 Series | |
| 126 | */ | |
| 127 | #define CP0_TX39_CACHE $7 | |
| 128 | ||
| 1da177e4 | 129 | |
| bae637a2 JH |
130 | /* Generic EntryLo bit definitions */ |
| 131 | #define ENTRYLO_G (_ULCAST_(1) << 0) | |
| 132 | #define ENTRYLO_V (_ULCAST_(1) << 1) | |
| 133 | #define ENTRYLO_D (_ULCAST_(1) << 2) | |
| 134 | #define ENTRYLO_C_SHIFT 3 | |
| 135 | #define ENTRYLO_C (_ULCAST_(7) << ENTRYLO_C_SHIFT) | |
| 136 | ||
| 137 | /* R3000 EntryLo bit definitions */ | |
| 138 | #define R3K_ENTRYLO_G (_ULCAST_(1) << 8) | |
| 139 | #define R3K_ENTRYLO_V (_ULCAST_(1) << 9) | |
| 140 | #define R3K_ENTRYLO_D (_ULCAST_(1) << 10) | |
| 141 | #define R3K_ENTRYLO_N (_ULCAST_(1) << 11) | |
| 142 | ||
| 143 | /* MIPS32/64 EntryLo bit definitions */ | |
| c6956728 PB |
144 | #define MIPS_ENTRYLO_PFN_SHIFT 6 |
| 145 | #define MIPS_ENTRYLO_XI (_ULCAST_(1) << (BITS_PER_LONG - 2)) | |
| 146 | #define MIPS_ENTRYLO_RI (_ULCAST_(1) << (BITS_PER_LONG - 1)) | |
| bae637a2 | 147 | |
| 1da177e4 LT |
148 | /* |
| 149 | * Values for PageMask register | |
| 150 | */ | |
| 151 | #ifdef CONFIG_CPU_VR41XX | |
| 152 | ||
| 153 | /* Why doesn't stupidity hurt ... */ | |
| 154 | ||
| 155 | #define PM_1K 0x00000000 | |
| 156 | #define PM_4K 0x00001800 | |
| 157 | #define PM_16K 0x00007800 | |
| 158 | #define PM_64K 0x0001f800 | |
| 159 | #define PM_256K 0x0007f800 | |
| 160 | ||
| 161 | #else | |
| 162 | ||
| 163 | #define PM_4K 0x00000000 | |
| c52399be | 164 | #define PM_8K 0x00002000 |
| 1da177e4 | 165 | #define PM_16K 0x00006000 |
| c52399be | 166 | #define PM_32K 0x0000e000 |
| 1da177e4 | 167 | #define PM_64K 0x0001e000 |
| c52399be | 168 | #define PM_128K 0x0003e000 |
| 1da177e4 | 169 | #define PM_256K 0x0007e000 |
| c52399be | 170 | #define PM_512K 0x000fe000 |
| 1da177e4 | 171 | #define PM_1M 0x001fe000 |
| c52399be | 172 | #define PM_2M 0x003fe000 |
| 1da177e4 | 173 | #define PM_4M 0x007fe000 |
| c52399be | 174 | #define PM_8M 0x00ffe000 |
| 1da177e4 | 175 | #define PM_16M 0x01ffe000 |
| c52399be | 176 | #define PM_32M 0x03ffe000 |
| 1da177e4 LT |
177 | #define PM_64M 0x07ffe000 |
| 178 | #define PM_256M 0x1fffe000 | |
| 542c1020 | 179 | #define PM_1G 0x7fffe000 |
| 1da177e4 LT |
180 | |
| 181 | #endif | |
| 182 | ||
| 183 | /* | |
| 184 | * Default page size for a given kernel configuration | |
| 185 | */ | |
| 186 | #ifdef CONFIG_PAGE_SIZE_4KB | |
| 70342287 | 187 | #define PM_DEFAULT_MASK PM_4K |
| c52399be | 188 | #elif defined(CONFIG_PAGE_SIZE_8KB) |
| 70342287 | 189 | #define PM_DEFAULT_MASK PM_8K |
| 1da177e4 | 190 | #elif defined(CONFIG_PAGE_SIZE_16KB) |
| 70342287 | 191 | #define PM_DEFAULT_MASK PM_16K |
| c52399be | 192 | #elif defined(CONFIG_PAGE_SIZE_32KB) |
| 70342287 | 193 | #define PM_DEFAULT_MASK PM_32K |
| 1da177e4 | 194 | #elif defined(CONFIG_PAGE_SIZE_64KB) |
| 70342287 | 195 | #define PM_DEFAULT_MASK PM_64K |
| 1da177e4 LT |
196 | #else |
| 197 | #error Bad page size configuration! | |
| 198 | #endif | |
| 199 | ||
| dd794392 DD |
200 | /* |
| 201 | * Default huge tlb size for a given kernel configuration | |
| 202 | */ | |
| 203 | #ifdef CONFIG_PAGE_SIZE_4KB | |
| 204 | #define PM_HUGE_MASK PM_1M | |
| 205 | #elif defined(CONFIG_PAGE_SIZE_8KB) | |
| 206 | #define PM_HUGE_MASK PM_4M | |
| 207 | #elif defined(CONFIG_PAGE_SIZE_16KB) | |
| 208 | #define PM_HUGE_MASK PM_16M | |
| 209 | #elif defined(CONFIG_PAGE_SIZE_32KB) | |
| 210 | #define PM_HUGE_MASK PM_64M | |
| 211 | #elif defined(CONFIG_PAGE_SIZE_64KB) | |
| 212 | #define PM_HUGE_MASK PM_256M | |
| aa1762f4 | 213 | #elif defined(CONFIG_MIPS_HUGE_TLB_SUPPORT) |
| dd794392 DD |
214 | #error Bad page size configuration for hugetlbfs! |
| 215 | #endif | |
| 1da177e4 | 216 | |
| 10313980 PB |
217 | /* |
| 218 | * Wired register bits | |
| 219 | */ | |
| 220 | #define MIPSR6_WIRED_LIMIT (_ULCAST_(0xffff) << 16) | |
| 221 | #define MIPSR6_WIRED_WIRED (_ULCAST_(0xffff) << 0) | |
| 222 | ||
| 1da177e4 LT |
223 | /* |
| 224 | * Values used for computation of new tlb entries | |
| 225 | */ | |
| 226 | #define PL_4K 12 | |
| 227 | #define PL_16K 14 | |
| 228 | #define PL_64K 16 | |
| 229 | #define PL_256K 18 | |
| 230 | #define PL_1M 20 | |
| 231 | #define PL_4M 22 | |
| 232 | #define PL_16M 24 | |
| 233 | #define PL_64M 26 | |
| 234 | #define PL_256M 28 | |
| 235 | ||
| 9fe2e9d6 DD |
236 | /* |
| 237 | * PageGrain bits | |
| 238 | */ | |
| 70342287 RB |
239 | #define PG_RIE (_ULCAST_(1) << 31) |
| 240 | #define PG_XIE (_ULCAST_(1) << 30) | |
| 241 | #define PG_ELPA (_ULCAST_(1) << 29) | |
| 242 | #define PG_ESP (_ULCAST_(1) << 28) | |
| 6575b1d4 | 243 | #define PG_IEC (_ULCAST_(1) << 27) |
| 9fe2e9d6 | 244 | |
| bae637a2 JH |
245 | /* MIPS32/64 EntryHI bit definitions */ |
| 246 | #define MIPS_ENTRYHI_EHINV (_ULCAST_(1) << 10) | |
| 9b5c3399 JH |
247 | #define MIPS_ENTRYHI_ASIDX (_ULCAST_(0x3) << 8) |
| 248 | #define MIPS_ENTRYHI_ASID (_ULCAST_(0xff) << 0) | |
| bae637a2 | 249 | |
| 1da177e4 LT |
250 | /* |
| 251 | * R4x00 interrupt enable / cause bits | |
| 252 | */ | |
| 70342287 RB |
253 | #define IE_SW0 (_ULCAST_(1) << 8) |
| 254 | #define IE_SW1 (_ULCAST_(1) << 9) | |
| 255 | #define IE_IRQ0 (_ULCAST_(1) << 10) | |
| 256 | #define IE_IRQ1 (_ULCAST_(1) << 11) | |
| 257 | #define IE_IRQ2 (_ULCAST_(1) << 12) | |
| 258 | #define IE_IRQ3 (_ULCAST_(1) << 13) | |
| 259 | #define IE_IRQ4 (_ULCAST_(1) << 14) | |
| 260 | #define IE_IRQ5 (_ULCAST_(1) << 15) | |
| 1da177e4 LT |
261 | |
| 262 | /* | |
| 263 | * R4x00 interrupt cause bits | |
| 264 | */ | |
| 70342287 RB |
265 | #define C_SW0 (_ULCAST_(1) << 8) |
| 266 | #define C_SW1 (_ULCAST_(1) << 9) | |
| 267 | #define C_IRQ0 (_ULCAST_(1) << 10) | |
| 268 | #define C_IRQ1 (_ULCAST_(1) << 11) | |
| 269 | #define C_IRQ2 (_ULCAST_(1) << 12) | |
| 270 | #define C_IRQ3 (_ULCAST_(1) << 13) | |
| 271 | #define C_IRQ4 (_ULCAST_(1) << 14) | |
| 272 | #define C_IRQ5 (_ULCAST_(1) << 15) | |
| 1da177e4 LT |
273 | |
| 274 | /* | |
| 275 | * Bitfields in the R4xx0 cp0 status register | |
| 276 | */ | |
| 277 | #define ST0_IE 0x00000001 | |
| 278 | #define ST0_EXL 0x00000002 | |
| 279 | #define ST0_ERL 0x00000004 | |
| 280 | #define ST0_KSU 0x00000018 | |
| 281 | # define KSU_USER 0x00000010 | |
| 282 | # define KSU_SUPERVISOR 0x00000008 | |
| 283 | # define KSU_KERNEL 0x00000000 | |
| 284 | #define ST0_UX 0x00000020 | |
| 285 | #define ST0_SX 0x00000040 | |
| 70342287 | 286 | #define ST0_KX 0x00000080 |
| 1da177e4 LT |
287 | #define ST0_DE 0x00010000 |
| 288 | #define ST0_CE 0x00020000 | |
| 289 | ||
| 290 | /* | |
| 291 | * Setting c0_status.co enables Hit_Writeback and Hit_Writeback_Invalidate | |
| 292 | * cacheops in userspace. This bit exists only on RM7000 and RM9000 | |
| 293 | * processors. | |
| 294 | */ | |
| 295 | #define ST0_CO 0x08000000 | |
| 296 | ||
| 297 | /* | |
| 298 | * Bitfields in the R[23]000 cp0 status register. | |
| 299 | */ | |
| 70342287 | 300 | #define ST0_IEC 0x00000001 |
| 1da177e4 LT |
301 | #define ST0_KUC 0x00000002 |
| 302 | #define ST0_IEP 0x00000004 | |
| 303 | #define ST0_KUP 0x00000008 | |
| 304 | #define ST0_IEO 0x00000010 | |
| 305 | #define ST0_KUO 0x00000020 | |
| 306 | /* bits 6 & 7 are reserved on R[23]000 */ | |
| 307 | #define ST0_ISC 0x00010000 | |
| 308 | #define ST0_SWC 0x00020000 | |
| 309 | #define ST0_CM 0x00080000 | |
| 310 | ||
| 311 | /* | |
| 312 | * Bits specific to the R4640/R4650 | |
| 313 | */ | |
| 70342287 | 314 | #define ST0_UM (_ULCAST_(1) << 4) |
| 1da177e4 LT |
315 | #define ST0_IL (_ULCAST_(1) << 23) |
| 316 | #define ST0_DL (_ULCAST_(1) << 24) | |
| 317 | ||
| e50c0a8f | 318 | /* |
| 3301edcb | 319 | * Enable the MIPS MDMX and DSP ASEs |
| e50c0a8f RB |
320 | */ |
| 321 | #define ST0_MX 0x01000000 | |
| 322 | ||
| 1da177e4 LT |
323 | /* |
| 324 | * Status register bits available in all MIPS CPUs. | |
| 325 | */ | |
| 326 | #define ST0_IM 0x0000ff00 | |
| 70342287 RB |
327 | #define STATUSB_IP0 8 |
| 328 | #define STATUSF_IP0 (_ULCAST_(1) << 8) | |
| 329 | #define STATUSB_IP1 9 | |
| 330 | #define STATUSF_IP1 (_ULCAST_(1) << 9) | |
| 331 | #define STATUSB_IP2 10 | |
| 332 | #define STATUSF_IP2 (_ULCAST_(1) << 10) | |
| 333 | #define STATUSB_IP3 11 | |
| 334 | #define STATUSF_IP3 (_ULCAST_(1) << 11) | |
| 335 | #define STATUSB_IP4 12 | |
| 336 | #define STATUSF_IP4 (_ULCAST_(1) << 12) | |
| 337 | #define STATUSB_IP5 13 | |
| 338 | #define STATUSF_IP5 (_ULCAST_(1) << 13) | |
| 339 | #define STATUSB_IP6 14 | |
| 340 | #define STATUSF_IP6 (_ULCAST_(1) << 14) | |
| 341 | #define STATUSB_IP7 15 | |
| 342 | #define STATUSF_IP7 (_ULCAST_(1) << 15) | |
| 343 | #define STATUSB_IP8 0 | |
| 344 | #define STATUSF_IP8 (_ULCAST_(1) << 0) | |
| 345 | #define STATUSB_IP9 1 | |
| 346 | #define STATUSF_IP9 (_ULCAST_(1) << 1) | |
| 347 | #define STATUSB_IP10 2 | |
| 348 | #define STATUSF_IP10 (_ULCAST_(1) << 2) | |
| 349 | #define STATUSB_IP11 3 | |
| 350 | #define STATUSF_IP11 (_ULCAST_(1) << 3) | |
| 351 | #define STATUSB_IP12 4 | |
| 352 | #define STATUSF_IP12 (_ULCAST_(1) << 4) | |
| 353 | #define STATUSB_IP13 5 | |
| 354 | #define STATUSF_IP13 (_ULCAST_(1) << 5) | |
| 355 | #define STATUSB_IP14 6 | |
| 356 | #define STATUSF_IP14 (_ULCAST_(1) << 6) | |
| 357 | #define STATUSB_IP15 7 | |
| 358 | #define STATUSF_IP15 (_ULCAST_(1) << 7) | |
| 1da177e4 | 359 | #define ST0_CH 0x00040000 |
| 96ffa02d | 360 | #define ST0_NMI 0x00080000 |
| 1da177e4 LT |
361 | #define ST0_SR 0x00100000 |
| 362 | #define ST0_TS 0x00200000 | |
| 363 | #define ST0_BEV 0x00400000 | |
| 364 | #define ST0_RE 0x02000000 | |
| 365 | #define ST0_FR 0x04000000 | |
| 366 | #define ST0_CU 0xf0000000 | |
| 367 | #define ST0_CU0 0x10000000 | |
| 368 | #define ST0_CU1 0x20000000 | |
| 369 | #define ST0_CU2 0x40000000 | |
| 370 | #define ST0_CU3 0x80000000 | |
| 371 | #define ST0_XX 0x80000000 /* MIPS IV naming */ | |
| 372 | ||
| 010c108d DV |
373 | /* |
| 374 | * Bitfields and bit numbers in the coprocessor 0 IntCtl register. (MIPSR2) | |
| 010c108d | 375 | */ |
| 9323f84f JH |
376 | #define INTCTLB_IPFDC 23 |
| 377 | #define INTCTLF_IPFDC (_ULCAST_(7) << INTCTLB_IPFDC) | |
| 010c108d DV |
378 | #define INTCTLB_IPPCI 26 |
| 379 | #define INTCTLF_IPPCI (_ULCAST_(7) << INTCTLB_IPPCI) | |
| 380 | #define INTCTLB_IPTI 29 | |
| 381 | #define INTCTLF_IPTI (_ULCAST_(7) << INTCTLB_IPTI) | |
| 382 | ||
| 1da177e4 LT |
383 | /* |
| 384 | * Bitfields and bit numbers in the coprocessor 0 cause register. | |
| 385 | * | |
| 386 | * Refer to your MIPS R4xx0 manual, chapter 5 for explanation. | |
| 387 | */ | |
| 1054533a MR |
388 | #define CAUSEB_EXCCODE 2 |
| 389 | #define CAUSEF_EXCCODE (_ULCAST_(31) << 2) | |
| 390 | #define CAUSEB_IP 8 | |
| 391 | #define CAUSEF_IP (_ULCAST_(255) << 8) | |
| 70342287 RB |
392 | #define CAUSEB_IP0 8 |
| 393 | #define CAUSEF_IP0 (_ULCAST_(1) << 8) | |
| 394 | #define CAUSEB_IP1 9 | |
| 395 | #define CAUSEF_IP1 (_ULCAST_(1) << 9) | |
| 396 | #define CAUSEB_IP2 10 | |
| 397 | #define CAUSEF_IP2 (_ULCAST_(1) << 10) | |
| 398 | #define CAUSEB_IP3 11 | |
| 399 | #define CAUSEF_IP3 (_ULCAST_(1) << 11) | |
| 400 | #define CAUSEB_IP4 12 | |
| 401 | #define CAUSEF_IP4 (_ULCAST_(1) << 12) | |
| 402 | #define CAUSEB_IP5 13 | |
| 403 | #define CAUSEF_IP5 (_ULCAST_(1) << 13) | |
| 404 | #define CAUSEB_IP6 14 | |
| 405 | #define CAUSEF_IP6 (_ULCAST_(1) << 14) | |
| 406 | #define CAUSEB_IP7 15 | |
| 407 | #define CAUSEF_IP7 (_ULCAST_(1) << 15) | |
| 1054533a MR |
408 | #define CAUSEB_FDCI 21 |
| 409 | #define CAUSEF_FDCI (_ULCAST_(1) << 21) | |
| e233c733 JH |
410 | #define CAUSEB_WP 22 |
| 411 | #define CAUSEF_WP (_ULCAST_(1) << 22) | |
| 1054533a MR |
412 | #define CAUSEB_IV 23 |
| 413 | #define CAUSEF_IV (_ULCAST_(1) << 23) | |
| 414 | #define CAUSEB_PCI 26 | |
| 415 | #define CAUSEF_PCI (_ULCAST_(1) << 26) | |
| 9fd4af63 JH |
416 | #define CAUSEB_DC 27 |
| 417 | #define CAUSEF_DC (_ULCAST_(1) << 27) | |
| 1054533a MR |
418 | #define CAUSEB_CE 28 |
| 419 | #define CAUSEF_CE (_ULCAST_(3) << 28) | |
| 420 | #define CAUSEB_TI 30 | |
| 421 | #define CAUSEF_TI (_ULCAST_(1) << 30) | |
| 422 | #define CAUSEB_BD 31 | |
| 423 | #define CAUSEF_BD (_ULCAST_(1) << 31) | |
| 1da177e4 | 424 | |
| 16d100db JH |
425 | /* |
| 426 | * Cause.ExcCode trap codes. | |
| 427 | */ | |
| 428 | #define EXCCODE_INT 0 /* Interrupt pending */ | |
| 429 | #define EXCCODE_MOD 1 /* TLB modified fault */ | |
| 430 | #define EXCCODE_TLBL 2 /* TLB miss on load or ifetch */ | |
| 431 | #define EXCCODE_TLBS 3 /* TLB miss on a store */ | |
| 432 | #define EXCCODE_ADEL 4 /* Address error on a load or ifetch */ | |
| 433 | #define EXCCODE_ADES 5 /* Address error on a store */ | |
| 434 | #define EXCCODE_IBE 6 /* Bus error on an ifetch */ | |
| 435 | #define EXCCODE_DBE 7 /* Bus error on a load or store */ | |
| 436 | #define EXCCODE_SYS 8 /* System call */ | |
| 437 | #define EXCCODE_BP 9 /* Breakpoint */ | |
| 438 | #define EXCCODE_RI 10 /* Reserved instruction exception */ | |
| 439 | #define EXCCODE_CPU 11 /* Coprocessor unusable */ | |
| 440 | #define EXCCODE_OV 12 /* Arithmetic overflow */ | |
| 441 | #define EXCCODE_TR 13 /* Trap instruction */ | |
| 16d100db JH |
442 | #define EXCCODE_MSAFPE 14 /* MSA floating point exception */ |
| 443 | #define EXCCODE_FPE 15 /* Floating point exception */ | |
| 044c9bb8 JH |
444 | #define EXCCODE_TLBRI 19 /* TLB Read-Inhibit exception */ |
| 445 | #define EXCCODE_TLBXI 20 /* TLB Execution-Inhibit exception */ | |
| 16d100db | 446 | #define EXCCODE_MSADIS 21 /* MSA disabled exception */ |
| 044c9bb8 | 447 | #define EXCCODE_MDMX 22 /* MDMX unusable exception */ |
| 16d100db | 448 | #define EXCCODE_WATCH 23 /* Watch address reference */ |
| 044c9bb8 JH |
449 | #define EXCCODE_MCHECK 24 /* Machine check */ |
| 450 | #define EXCCODE_THREAD 25 /* Thread exceptions (MT) */ | |
| 451 | #define EXCCODE_DSPDIS 26 /* DSP disabled exception */ | |
| 452 | #define EXCCODE_GE 27 /* Virtualized guest exception (VZ) */ | |
| 453 | ||
| 454 | /* Implementation specific trap codes used by MIPS cores */ | |
| 455 | #define MIPS_EXCCODE_TLBPAR 16 /* TLB parity error exception */ | |
| 16d100db | 456 | |
| 1da177e4 LT |
457 | /* |
| 458 | * Bits in the coprocessor 0 config register. | |
| 459 | */ | |
| 460 | /* Generic bits. */ | |
| 461 | #define CONF_CM_CACHABLE_NO_WA 0 | |
| 462 | #define CONF_CM_CACHABLE_WA 1 | |
| 463 | #define CONF_CM_UNCACHED 2 | |
| 464 | #define CONF_CM_CACHABLE_NONCOHERENT 3 | |
| 465 | #define CONF_CM_CACHABLE_CE 4 | |
| 466 | #define CONF_CM_CACHABLE_COW 5 | |
| 467 | #define CONF_CM_CACHABLE_CUW 6 | |
| 468 | #define CONF_CM_CACHABLE_ACCELERATED 7 | |
| 469 | #define CONF_CM_CMASK 7 | |
| 470 | #define CONF_BE (_ULCAST_(1) << 15) | |
| 471 | ||
| 472 | /* Bits common to various processors. */ | |
| 70342287 RB |
473 | #define CONF_CU (_ULCAST_(1) << 3) |
| 474 | #define CONF_DB (_ULCAST_(1) << 4) | |
| 475 | #define CONF_IB (_ULCAST_(1) << 5) | |
| 476 | #define CONF_DC (_ULCAST_(7) << 6) | |
| 477 | #define CONF_IC (_ULCAST_(7) << 9) | |
| 1da177e4 LT |
478 | #define CONF_EB (_ULCAST_(1) << 13) |
| 479 | #define CONF_EM (_ULCAST_(1) << 14) | |
| 480 | #define CONF_SM (_ULCAST_(1) << 16) | |
| 481 | #define CONF_SC (_ULCAST_(1) << 17) | |
| 482 | #define CONF_EW (_ULCAST_(3) << 18) | |
| 483 | #define CONF_EP (_ULCAST_(15)<< 24) | |
| 484 | #define CONF_EC (_ULCAST_(7) << 28) | |
| 485 | #define CONF_CM (_ULCAST_(1) << 31) | |
| 486 | ||
| 70342287 | 487 | /* Bits specific to the R4xx0. */ |
| 1da177e4 LT |
488 | #define R4K_CONF_SW (_ULCAST_(1) << 20) |
| 489 | #define R4K_CONF_SS (_ULCAST_(1) << 21) | |
| e20368d5 | 490 | #define R4K_CONF_SB (_ULCAST_(3) << 22) |
| 1da177e4 | 491 | |
| 70342287 | 492 | /* Bits specific to the R5000. */ |
| 1da177e4 LT |
493 | #define R5K_CONF_SE (_ULCAST_(1) << 12) |
| 494 | #define R5K_CONF_SS (_ULCAST_(3) << 20) | |
| 495 | ||
| 70342287 RB |
496 | /* Bits specific to the RM7000. */ |
| 497 | #define RM7K_CONF_SE (_ULCAST_(1) << 3) | |
| c6ad7b7d MR |
498 | #define RM7K_CONF_TE (_ULCAST_(1) << 12) |
| 499 | #define RM7K_CONF_CLK (_ULCAST_(1) << 16) | |
| 500 | #define RM7K_CONF_TC (_ULCAST_(1) << 17) | |
| 501 | #define RM7K_CONF_SI (_ULCAST_(3) << 20) | |
| 502 | #define RM7K_CONF_SC (_ULCAST_(1) << 31) | |
| ba5187db | 503 | |
| 70342287 RB |
504 | /* Bits specific to the R10000. */ |
| 505 | #define R10K_CONF_DN (_ULCAST_(3) << 3) | |
| 506 | #define R10K_CONF_CT (_ULCAST_(1) << 5) | |
| 507 | #define R10K_CONF_PE (_ULCAST_(1) << 6) | |
| 508 | #define R10K_CONF_PM (_ULCAST_(3) << 7) | |
| 509 | #define R10K_CONF_EC (_ULCAST_(15)<< 9) | |
| 1da177e4 LT |
510 | #define R10K_CONF_SB (_ULCAST_(1) << 13) |
| 511 | #define R10K_CONF_SK (_ULCAST_(1) << 14) | |
| 512 | #define R10K_CONF_SS (_ULCAST_(7) << 16) | |
| 513 | #define R10K_CONF_SC (_ULCAST_(7) << 19) | |
| 514 | #define R10K_CONF_DC (_ULCAST_(7) << 26) | |
| 515 | #define R10K_CONF_IC (_ULCAST_(7) << 29) | |
| 516 | ||
| 70342287 | 517 | /* Bits specific to the VR41xx. */ |
| 1da177e4 | 518 | #define VR41_CONF_CS (_ULCAST_(1) << 12) |
| 2874fe55 | 519 | #define VR41_CONF_P4K (_ULCAST_(1) << 13) |
| 4e8ab361 | 520 | #define VR41_CONF_BP (_ULCAST_(1) << 16) |
| 1da177e4 LT |
521 | #define VR41_CONF_M16 (_ULCAST_(1) << 20) |
| 522 | #define VR41_CONF_AD (_ULCAST_(1) << 23) | |
| 523 | ||
| 70342287 | 524 | /* Bits specific to the R30xx. */ |
| 1da177e4 LT |
525 | #define R30XX_CONF_FDM (_ULCAST_(1) << 19) |
| 526 | #define R30XX_CONF_REV (_ULCAST_(1) << 22) | |
| 527 | #define R30XX_CONF_AC (_ULCAST_(1) << 23) | |
| 528 | #define R30XX_CONF_RF (_ULCAST_(1) << 24) | |
| 529 | #define R30XX_CONF_HALT (_ULCAST_(1) << 25) | |
| 530 | #define R30XX_CONF_FPINT (_ULCAST_(7) << 26) | |
| 531 | #define R30XX_CONF_DBR (_ULCAST_(1) << 29) | |
| 532 | #define R30XX_CONF_SB (_ULCAST_(1) << 30) | |
| 533 | #define R30XX_CONF_LOCK (_ULCAST_(1) << 31) | |
| 534 | ||
| 535 | /* Bits specific to the TX49. */ | |
| 536 | #define TX49_CONF_DC (_ULCAST_(1) << 16) | |
| 537 | #define TX49_CONF_IC (_ULCAST_(1) << 17) /* conflict with CONF_SC */ | |
| 538 | #define TX49_CONF_HALT (_ULCAST_(1) << 18) | |
| 539 | #define TX49_CONF_CWFON (_ULCAST_(1) << 27) | |
| 540 | ||
| 70342287 | 541 | /* Bits specific to the MIPS32/64 PRA. */ |
| 4b34bca0 | 542 | #define MIPS_CONF_VI (_ULCAST_(1) << 3) |
| 70342287 | 543 | #define MIPS_CONF_MT (_ULCAST_(7) << 7) |
| 2f6f3136 JH |
544 | #define MIPS_CONF_MT_TLB (_ULCAST_(1) << 7) |
| 545 | #define MIPS_CONF_MT_FTLB (_ULCAST_(4) << 7) | |
| 1da177e4 LT |
546 | #define MIPS_CONF_AR (_ULCAST_(7) << 10) |
| 547 | #define MIPS_CONF_AT (_ULCAST_(3) << 13) | |
| 548 | #define MIPS_CONF_M (_ULCAST_(1) << 31) | |
| 549 | ||
| 4194318c RB |
550 | /* |
| 551 | * Bits in the MIPS32/64 PRA coprocessor 0 config registers 1 and above. | |
| 552 | */ | |
| 70342287 RB |
553 | #define MIPS_CONF1_FP (_ULCAST_(1) << 0) |
| 554 | #define MIPS_CONF1_EP (_ULCAST_(1) << 1) | |
| 555 | #define MIPS_CONF1_CA (_ULCAST_(1) << 2) | |
| 556 | #define MIPS_CONF1_WR (_ULCAST_(1) << 3) | |
| 557 | #define MIPS_CONF1_PC (_ULCAST_(1) << 4) | |
| 558 | #define MIPS_CONF1_MD (_ULCAST_(1) << 5) | |
| 559 | #define MIPS_CONF1_C2 (_ULCAST_(1) << 6) | |
| 20a8d5d5 PB |
560 | #define MIPS_CONF1_DA_SHF 7 |
| 561 | #define MIPS_CONF1_DA_SZ 3 | |
| 70342287 | 562 | #define MIPS_CONF1_DA (_ULCAST_(7) << 7) |
| 20a8d5d5 PB |
563 | #define MIPS_CONF1_DL_SHF 10 |
| 564 | #define MIPS_CONF1_DL_SZ 3 | |
| 4194318c | 565 | #define MIPS_CONF1_DL (_ULCAST_(7) << 10) |
| 20a8d5d5 PB |
566 | #define MIPS_CONF1_DS_SHF 13 |
| 567 | #define MIPS_CONF1_DS_SZ 3 | |
| 4194318c | 568 | #define MIPS_CONF1_DS (_ULCAST_(7) << 13) |
| 20a8d5d5 PB |
569 | #define MIPS_CONF1_IA_SHF 16 |
| 570 | #define MIPS_CONF1_IA_SZ 3 | |
| 4194318c | 571 | #define MIPS_CONF1_IA (_ULCAST_(7) << 16) |
| 20a8d5d5 PB |
572 | #define MIPS_CONF1_IL_SHF 19 |
| 573 | #define MIPS_CONF1_IL_SZ 3 | |
| 4194318c | 574 | #define MIPS_CONF1_IL (_ULCAST_(7) << 19) |
| 20a8d5d5 PB |
575 | #define MIPS_CONF1_IS_SHF 22 |
| 576 | #define MIPS_CONF1_IS_SZ 3 | |
| 4194318c | 577 | #define MIPS_CONF1_IS (_ULCAST_(7) << 22) |
| 691038ba LY |
578 | #define MIPS_CONF1_TLBS_SHIFT (25) |
| 579 | #define MIPS_CONF1_TLBS_SIZE (6) | |
| 580 | #define MIPS_CONF1_TLBS (_ULCAST_(63) << MIPS_CONF1_TLBS_SHIFT) | |
| 4194318c | 581 | |
| 70342287 RB |
582 | #define MIPS_CONF2_SA (_ULCAST_(15)<< 0) |
| 583 | #define MIPS_CONF2_SL (_ULCAST_(15)<< 4) | |
| 584 | #define MIPS_CONF2_SS (_ULCAST_(15)<< 8) | |
| 4194318c RB |
585 | #define MIPS_CONF2_SU (_ULCAST_(15)<< 12) |
| 586 | #define MIPS_CONF2_TA (_ULCAST_(15)<< 16) | |
| 587 | #define MIPS_CONF2_TL (_ULCAST_(15)<< 20) | |
| 588 | #define MIPS_CONF2_TS (_ULCAST_(15)<< 24) | |
| 589 | #define MIPS_CONF2_TU (_ULCAST_(7) << 28) | |
| 590 | ||
| 70342287 RB |
591 | #define MIPS_CONF3_TL (_ULCAST_(1) << 0) |
| 592 | #define MIPS_CONF3_SM (_ULCAST_(1) << 1) | |
| 593 | #define MIPS_CONF3_MT (_ULCAST_(1) << 2) | |
| 691038ba | 594 | #define MIPS_CONF3_CDMM (_ULCAST_(1) << 3) |
| 70342287 RB |
595 | #define MIPS_CONF3_SP (_ULCAST_(1) << 4) |
| 596 | #define MIPS_CONF3_VINT (_ULCAST_(1) << 5) | |
| 597 | #define MIPS_CONF3_VEIC (_ULCAST_(1) << 6) | |
| 598 | #define MIPS_CONF3_LPA (_ULCAST_(1) << 7) | |
| 691038ba LY |
599 | #define MIPS_CONF3_ITL (_ULCAST_(1) << 8) |
| 600 | #define MIPS_CONF3_CTXTC (_ULCAST_(1) << 9) | |
| e50c0a8f | 601 | #define MIPS_CONF3_DSP (_ULCAST_(1) << 10) |
| ee80f7c7 | 602 | #define MIPS_CONF3_DSP2P (_ULCAST_(1) << 11) |
| b2ab4f08 | 603 | #define MIPS_CONF3_RXI (_ULCAST_(1) << 12) |
| a3692020 | 604 | #define MIPS_CONF3_ULRI (_ULCAST_(1) << 13) |
| f8fa4811 | 605 | #define MIPS_CONF3_ISA (_ULCAST_(3) << 14) |
| c6213c6c | 606 | #define MIPS_CONF3_ISA_OE (_ULCAST_(1) << 16) |
| 691038ba LY |
607 | #define MIPS_CONF3_MCU (_ULCAST_(1) << 17) |
| 608 | #define MIPS_CONF3_MMAR (_ULCAST_(7) << 18) | |
| 609 | #define MIPS_CONF3_IPLW (_ULCAST_(3) << 21) | |
| 1e7decdb | 610 | #define MIPS_CONF3_VZ (_ULCAST_(1) << 23) |
| 691038ba LY |
611 | #define MIPS_CONF3_PW (_ULCAST_(1) << 24) |
| 612 | #define MIPS_CONF3_SC (_ULCAST_(1) << 25) | |
| 613 | #define MIPS_CONF3_BI (_ULCAST_(1) << 26) | |
| 614 | #define MIPS_CONF3_BP (_ULCAST_(1) << 27) | |
| 615 | #define MIPS_CONF3_MSA (_ULCAST_(1) << 28) | |
| 616 | #define MIPS_CONF3_CMGCR (_ULCAST_(1) << 29) | |
| 617 | #define MIPS_CONF3_BPG (_ULCAST_(1) << 30) | |
| 618 | ||
| 619 | #define MIPS_CONF4_MMUSIZEEXT_SHIFT (0) | |
| 1b362e3e | 620 | #define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0) |
| 691038ba | 621 | #define MIPS_CONF4_FTLBSETS_SHIFT (0) |
| 691038ba LY |
622 | #define MIPS_CONF4_FTLBSETS (_ULCAST_(15) << MIPS_CONF4_FTLBSETS_SHIFT) |
| 623 | #define MIPS_CONF4_FTLBWAYS_SHIFT (4) | |
| 624 | #define MIPS_CONF4_FTLBWAYS (_ULCAST_(15) << MIPS_CONF4_FTLBWAYS_SHIFT) | |
| 625 | #define MIPS_CONF4_FTLBPAGESIZE_SHIFT (8) | |
| 626 | /* bits 10:8 in FTLB-only configurations */ | |
| 627 | #define MIPS_CONF4_FTLBPAGESIZE (_ULCAST_(7) << MIPS_CONF4_FTLBPAGESIZE_SHIFT) | |
| 628 | /* bits 12:8 in VTLB-FTLB only configurations */ | |
| 629 | #define MIPS_CONF4_VFTLBPAGESIZE (_ULCAST_(31) << MIPS_CONF4_FTLBPAGESIZE_SHIFT) | |
| 1b362e3e DD |
630 | #define MIPS_CONF4_MMUEXTDEF (_ULCAST_(3) << 14) |
| 631 | #define MIPS_CONF4_MMUEXTDEF_MMUSIZEEXT (_ULCAST_(1) << 14) | |
| 691038ba LY |
632 | #define MIPS_CONF4_MMUEXTDEF_FTLBSIZEEXT (_ULCAST_(2) << 14) |
| 633 | #define MIPS_CONF4_MMUEXTDEF_VTLBSIZEEXT (_ULCAST_(3) << 14) | |
| 9e575f75 JH |
634 | #define MIPS_CONF4_KSCREXIST_SHIFT (16) |
| 635 | #define MIPS_CONF4_KSCREXIST (_ULCAST_(255) << MIPS_CONF4_KSCREXIST_SHIFT) | |
| 691038ba LY |
636 | #define MIPS_CONF4_VTLBSIZEEXT_SHIFT (24) |
| 637 | #define MIPS_CONF4_VTLBSIZEEXT (_ULCAST_(15) << MIPS_CONF4_VTLBSIZEEXT_SHIFT) | |
| 638 | #define MIPS_CONF4_AE (_ULCAST_(1) << 28) | |
| 639 | #define MIPS_CONF4_IE (_ULCAST_(3) << 29) | |
| 640 | #define MIPS_CONF4_TLBINV (_ULCAST_(2) << 29) | |
| 1b362e3e | 641 | |
| 2f9ee82c RB |
642 | #define MIPS_CONF5_NF (_ULCAST_(1) << 0) |
| 643 | #define MIPS_CONF5_UFR (_ULCAST_(1) << 2) | |
| e19d5dba | 644 | #define MIPS_CONF5_MRP (_ULCAST_(1) << 3) |
| 5aed9da1 | 645 | #define MIPS_CONF5_LLB (_ULCAST_(1) << 4) |
| 23d06e4f | 646 | #define MIPS_CONF5_MVH (_ULCAST_(1) << 5) |
| f270d881 | 647 | #define MIPS_CONF5_VP (_ULCAST_(1) << 7) |
| 5ff04a84 PB |
648 | #define MIPS_CONF5_FRE (_ULCAST_(1) << 8) |
| 649 | #define MIPS_CONF5_UFE (_ULCAST_(1) << 9) | |
| 2f9ee82c RB |
650 | #define MIPS_CONF5_MSAEN (_ULCAST_(1) << 27) |
| 651 | #define MIPS_CONF5_EVA (_ULCAST_(1) << 28) | |
| 652 | #define MIPS_CONF5_CV (_ULCAST_(1) << 29) | |
| 653 | #define MIPS_CONF5_K (_ULCAST_(1) << 30) | |
| 654 | ||
| 006a851b | 655 | #define MIPS_CONF6_SYND (_ULCAST_(1) << 13) |
| 75b5b5e0 LY |
656 | /* proAptiv FTLB on/off bit */ |
| 657 | #define MIPS_CONF6_FTLBEN (_ULCAST_(1) << 15) | |
| b2edcfc8 HC |
658 | /* Loongson-3 FTLB on/off bit */ |
| 659 | #define MIPS_CONF6_FTLBDIS (_ULCAST_(1) << 22) | |
| cf0a8aa0 MC |
660 | /* FTLB probability bits */ |
| 661 | #define MIPS_CONF6_FTLBP_SHIFT (16) | |
| 006a851b | 662 | |
| 4b3e975e RB |
663 | #define MIPS_CONF7_WII (_ULCAST_(1) << 31) |
| 664 | ||
| 9267a30d MSJ |
665 | #define MIPS_CONF7_RPS (_ULCAST_(1) << 2) |
| 666 | ||
| 02dc6bfb MC |
667 | #define MIPS_CONF7_IAR (_ULCAST_(1) << 10) |
| 668 | #define MIPS_CONF7_AR (_ULCAST_(1) << 16) | |
| 669 | ||
| 50af501c JH |
670 | /* WatchLo* register definitions */ |
| 671 | #define MIPS_WATCHLO_IRW (_ULCAST_(0x7) << 0) | |
| 672 | ||
| 673 | /* WatchHi* register definitions */ | |
| 674 | #define MIPS_WATCHHI_M (_ULCAST_(1) << 31) | |
| 675 | #define MIPS_WATCHHI_G (_ULCAST_(1) << 30) | |
| 676 | #define MIPS_WATCHHI_WM (_ULCAST_(0x3) << 28) | |
| 677 | #define MIPS_WATCHHI_WM_R_RVA (_ULCAST_(0) << 28) | |
| 678 | #define MIPS_WATCHHI_WM_R_GPA (_ULCAST_(1) << 28) | |
| 679 | #define MIPS_WATCHHI_WM_G_GVA (_ULCAST_(2) << 28) | |
| 680 | #define MIPS_WATCHHI_EAS (_ULCAST_(0x3) << 24) | |
| 681 | #define MIPS_WATCHHI_ASID (_ULCAST_(0xff) << 16) | |
| 682 | #define MIPS_WATCHHI_MASK (_ULCAST_(0x1ff) << 3) | |
| 683 | #define MIPS_WATCHHI_I (_ULCAST_(1) << 2) | |
| 684 | #define MIPS_WATCHHI_R (_ULCAST_(1) << 1) | |
| 685 | #define MIPS_WATCHHI_W (_ULCAST_(1) << 0) | |
| 686 | #define MIPS_WATCHHI_IRW (_ULCAST_(0x7) << 0) | |
| 687 | ||
| e19d5dba PB |
688 | /* MAAR bit definitions */ |
| 689 | #define MIPS_MAAR_ADDR ((BIT_ULL(BITS_PER_LONG - 12) - 1) << 12) | |
| 690 | #define MIPS_MAAR_ADDR_SHIFT 12 | |
| 691 | #define MIPS_MAAR_S (_ULCAST_(1) << 1) | |
| 692 | #define MIPS_MAAR_V (_ULCAST_(1) << 0) | |
| 693 | ||
| 37af2f30 JH |
694 | /* EBase bit definitions */ |
| 695 | #define MIPS_EBASE_CPUNUM_SHIFT 0 | |
| 696 | #define MIPS_EBASE_CPUNUM (_ULCAST_(0x3ff) << 0) | |
| 697 | #define MIPS_EBASE_WG_SHIFT 11 | |
| 698 | #define MIPS_EBASE_WG (_ULCAST_(1) << 11) | |
| 699 | #define MIPS_EBASE_BASE_SHIFT 12 | |
| 700 | #define MIPS_EBASE_BASE (~_ULCAST_((1 << MIPS_EBASE_BASE_SHIFT) - 1)) | |
| 701 | ||
| 4dd8ee5d PB |
702 | /* CMGCRBase bit definitions */ |
| 703 | #define MIPS_CMGCRB_BASE 11 | |
| 704 | #define MIPS_CMGCRF_BASE (~_ULCAST_((1 << MIPS_CMGCRB_BASE) - 1)) | |
| 705 | ||
| 4a0156fb SH |
706 | /* |
| 707 | * Bits in the MIPS32 Memory Segmentation registers. | |
| 708 | */ | |
| 709 | #define MIPS_SEGCFG_PA_SHIFT 9 | |
| 710 | #define MIPS_SEGCFG_PA (_ULCAST_(127) << MIPS_SEGCFG_PA_SHIFT) | |
| 711 | #define MIPS_SEGCFG_AM_SHIFT 4 | |
| 712 | #define MIPS_SEGCFG_AM (_ULCAST_(7) << MIPS_SEGCFG_AM_SHIFT) | |
| 713 | #define MIPS_SEGCFG_EU_SHIFT 3 | |
| 714 | #define MIPS_SEGCFG_EU (_ULCAST_(1) << MIPS_SEGCFG_EU_SHIFT) | |
| 715 | #define MIPS_SEGCFG_C_SHIFT 0 | |
| 716 | #define MIPS_SEGCFG_C (_ULCAST_(7) << MIPS_SEGCFG_C_SHIFT) | |
| 717 | ||
| 718 | #define MIPS_SEGCFG_UUSK _ULCAST_(7) | |
| 719 | #define MIPS_SEGCFG_USK _ULCAST_(5) | |
| 720 | #define MIPS_SEGCFG_MUSUK _ULCAST_(4) | |
| 721 | #define MIPS_SEGCFG_MUSK _ULCAST_(3) | |
| 722 | #define MIPS_SEGCFG_MSK _ULCAST_(2) | |
| 723 | #define MIPS_SEGCFG_MK _ULCAST_(1) | |
| 724 | #define MIPS_SEGCFG_UK _ULCAST_(0) | |
| 725 | ||
| 87d08bc9 MC |
726 | #define MIPS_PWFIELD_GDI_SHIFT 24 |
| 727 | #define MIPS_PWFIELD_GDI_MASK 0x3f000000 | |
| 728 | #define MIPS_PWFIELD_UDI_SHIFT 18 | |
| 729 | #define MIPS_PWFIELD_UDI_MASK 0x00fc0000 | |
| 730 | #define MIPS_PWFIELD_MDI_SHIFT 12 | |
| 731 | #define MIPS_PWFIELD_MDI_MASK 0x0003f000 | |
| 732 | #define MIPS_PWFIELD_PTI_SHIFT 6 | |
| 733 | #define MIPS_PWFIELD_PTI_MASK 0x00000fc0 | |
| 734 | #define MIPS_PWFIELD_PTEI_SHIFT 0 | |
| 735 | #define MIPS_PWFIELD_PTEI_MASK 0x0000003f | |
| 736 | ||
| 6446e6cf JH |
737 | #define MIPS_PWSIZE_PS_SHIFT 30 |
| 738 | #define MIPS_PWSIZE_PS_MASK 0x40000000 | |
| 87d08bc9 MC |
739 | #define MIPS_PWSIZE_GDW_SHIFT 24 |
| 740 | #define MIPS_PWSIZE_GDW_MASK 0x3f000000 | |
| 741 | #define MIPS_PWSIZE_UDW_SHIFT 18 | |
| 742 | #define MIPS_PWSIZE_UDW_MASK 0x00fc0000 | |
| 743 | #define MIPS_PWSIZE_MDW_SHIFT 12 | |
| 744 | #define MIPS_PWSIZE_MDW_MASK 0x0003f000 | |
| 745 | #define MIPS_PWSIZE_PTW_SHIFT 6 | |
| 746 | #define MIPS_PWSIZE_PTW_MASK 0x00000fc0 | |
| 747 | #define MIPS_PWSIZE_PTEW_SHIFT 0 | |
| 748 | #define MIPS_PWSIZE_PTEW_MASK 0x0000003f | |
| 749 | ||
| 750 | #define MIPS_PWCTL_PWEN_SHIFT 31 | |
| 751 | #define MIPS_PWCTL_PWEN_MASK 0x80000000 | |
| 6446e6cf JH |
752 | #define MIPS_PWCTL_XK_SHIFT 28 |
| 753 | #define MIPS_PWCTL_XK_MASK 0x10000000 | |
| 754 | #define MIPS_PWCTL_XS_SHIFT 27 | |
| 755 | #define MIPS_PWCTL_XS_MASK 0x08000000 | |
| 756 | #define MIPS_PWCTL_XU_SHIFT 26 | |
| 757 | #define MIPS_PWCTL_XU_MASK 0x04000000 | |
| 87d08bc9 MC |
758 | #define MIPS_PWCTL_DPH_SHIFT 7 |
| 759 | #define MIPS_PWCTL_DPH_MASK 0x00000080 | |
| 760 | #define MIPS_PWCTL_HUGEPG_SHIFT 6 | |
| 761 | #define MIPS_PWCTL_HUGEPG_MASK 0x00000060 | |
| 762 | #define MIPS_PWCTL_PSN_SHIFT 0 | |
| 763 | #define MIPS_PWCTL_PSN_MASK 0x0000003f | |
| 764 | ||
| f913e9ea JH |
765 | /* GuestCtl0 fields */ |
| 766 | #define MIPS_GCTL0_GM_SHIFT 31 | |
| 767 | #define MIPS_GCTL0_GM (_ULCAST_(1) << MIPS_GCTL0_GM_SHIFT) | |
| 768 | #define MIPS_GCTL0_RI_SHIFT 30 | |
| 769 | #define MIPS_GCTL0_RI (_ULCAST_(1) << MIPS_GCTL0_RI_SHIFT) | |
| 770 | #define MIPS_GCTL0_MC_SHIFT 29 | |
| 771 | #define MIPS_GCTL0_MC (_ULCAST_(1) << MIPS_GCTL0_MC_SHIFT) | |
| 772 | #define MIPS_GCTL0_CP0_SHIFT 28 | |
| 773 | #define MIPS_GCTL0_CP0 (_ULCAST_(1) << MIPS_GCTL0_CP0_SHIFT) | |
| 774 | #define MIPS_GCTL0_AT_SHIFT 26 | |
| 775 | #define MIPS_GCTL0_AT (_ULCAST_(0x3) << MIPS_GCTL0_AT_SHIFT) | |
| 776 | #define MIPS_GCTL0_GT_SHIFT 25 | |
| 777 | #define MIPS_GCTL0_GT (_ULCAST_(1) << MIPS_GCTL0_GT_SHIFT) | |
| 778 | #define MIPS_GCTL0_CG_SHIFT 24 | |
| 779 | #define MIPS_GCTL0_CG (_ULCAST_(1) << MIPS_GCTL0_CG_SHIFT) | |
| 780 | #define MIPS_GCTL0_CF_SHIFT 23 | |
| 781 | #define MIPS_GCTL0_CF (_ULCAST_(1) << MIPS_GCTL0_CF_SHIFT) | |
| 782 | #define MIPS_GCTL0_G1_SHIFT 22 | |
| 783 | #define MIPS_GCTL0_G1 (_ULCAST_(1) << MIPS_GCTL0_G1_SHIFT) | |
| 784 | #define MIPS_GCTL0_G0E_SHIFT 19 | |
| 785 | #define MIPS_GCTL0_G0E (_ULCAST_(1) << MIPS_GCTL0_G0E_SHIFT) | |
| 786 | #define MIPS_GCTL0_PT_SHIFT 18 | |
| 787 | #define MIPS_GCTL0_PT (_ULCAST_(1) << MIPS_GCTL0_PT_SHIFT) | |
| 788 | #define MIPS_GCTL0_RAD_SHIFT 9 | |
| 789 | #define MIPS_GCTL0_RAD (_ULCAST_(1) << MIPS_GCTL0_RAD_SHIFT) | |
| 790 | #define MIPS_GCTL0_DRG_SHIFT 8 | |
| 791 | #define MIPS_GCTL0_DRG (_ULCAST_(1) << MIPS_GCTL0_DRG_SHIFT) | |
| 792 | #define MIPS_GCTL0_G2_SHIFT 7 | |
| 793 | #define MIPS_GCTL0_G2 (_ULCAST_(1) << MIPS_GCTL0_G2_SHIFT) | |
| 794 | #define MIPS_GCTL0_GEXC_SHIFT 2 | |
| 795 | #define MIPS_GCTL0_GEXC (_ULCAST_(0x1f) << MIPS_GCTL0_GEXC_SHIFT) | |
| 796 | #define MIPS_GCTL0_SFC2_SHIFT 1 | |
| 797 | #define MIPS_GCTL0_SFC2 (_ULCAST_(1) << MIPS_GCTL0_SFC2_SHIFT) | |
| 798 | #define MIPS_GCTL0_SFC1_SHIFT 0 | |
| 799 | #define MIPS_GCTL0_SFC1 (_ULCAST_(1) << MIPS_GCTL0_SFC1_SHIFT) | |
| 800 | ||
| 801 | /* GuestCtl0.AT Guest address translation control */ | |
| 802 | #define MIPS_GCTL0_AT_ROOT 1 /* Guest MMU under Root control */ | |
| 803 | #define MIPS_GCTL0_AT_GUEST 3 /* Guest MMU under Guest control */ | |
| 804 | ||
| 805 | /* GuestCtl0.GExcCode Hypervisor exception cause codes */ | |
| 806 | #define MIPS_GCTL0_GEXC_GPSI 0 /* Guest Privileged Sensitive Instruction */ | |
| 807 | #define MIPS_GCTL0_GEXC_GSFC 1 /* Guest Software Field Change */ | |
| 808 | #define MIPS_GCTL0_GEXC_HC 2 /* Hypercall */ | |
| 809 | #define MIPS_GCTL0_GEXC_GRR 3 /* Guest Reserved Instruction Redirect */ | |
| 810 | #define MIPS_GCTL0_GEXC_GVA 8 /* Guest Virtual Address available */ | |
| 811 | #define MIPS_GCTL0_GEXC_GHFC 9 /* Guest Hardware Field Change */ | |
| 812 | #define MIPS_GCTL0_GEXC_GPA 10 /* Guest Physical Address available */ | |
| 813 | ||
| 814 | /* GuestCtl0Ext fields */ | |
| 815 | #define MIPS_GCTL0EXT_RPW_SHIFT 8 | |
| 816 | #define MIPS_GCTL0EXT_RPW (_ULCAST_(0x3) << MIPS_GCTL0EXT_RPW_SHIFT) | |
| 817 | #define MIPS_GCTL0EXT_NCC_SHIFT 6 | |
| 818 | #define MIPS_GCTL0EXT_NCC (_ULCAST_(0x3) << MIPS_GCTL0EXT_NCC_SHIFT) | |
| 819 | #define MIPS_GCTL0EXT_CGI_SHIFT 4 | |
| 820 | #define MIPS_GCTL0EXT_CGI (_ULCAST_(1) << MIPS_GCTL0EXT_CGI_SHIFT) | |
| 821 | #define MIPS_GCTL0EXT_FCD_SHIFT 3 | |
| 822 | #define MIPS_GCTL0EXT_FCD (_ULCAST_(1) << MIPS_GCTL0EXT_FCD_SHIFT) | |
| 823 | #define MIPS_GCTL0EXT_OG_SHIFT 2 | |
| 824 | #define MIPS_GCTL0EXT_OG (_ULCAST_(1) << MIPS_GCTL0EXT_OG_SHIFT) | |
| 825 | #define MIPS_GCTL0EXT_BG_SHIFT 1 | |
| 826 | #define MIPS_GCTL0EXT_BG (_ULCAST_(1) << MIPS_GCTL0EXT_BG_SHIFT) | |
| 827 | #define MIPS_GCTL0EXT_MG_SHIFT 0 | |
| 828 | #define MIPS_GCTL0EXT_MG (_ULCAST_(1) << MIPS_GCTL0EXT_MG_SHIFT) | |
| 829 | ||
| 830 | /* GuestCtl0Ext.RPW Root page walk configuration */ | |
| 831 | #define MIPS_GCTL0EXT_RPW_BOTH 0 /* Root PW for GPA->RPA and RVA->RPA */ | |
| 832 | #define MIPS_GCTL0EXT_RPW_GPA 2 /* Root PW for GPA->RPA */ | |
| 833 | #define MIPS_GCTL0EXT_RPW_RVA 3 /* Root PW for RVA->RPA */ | |
| 834 | ||
| 835 | /* GuestCtl0Ext.NCC Nested cache coherency attributes */ | |
| 836 | #define MIPS_GCTL0EXT_NCC_IND 0 /* Guest CCA independent of Root CCA */ | |
| 837 | #define MIPS_GCTL0EXT_NCC_MOD 1 /* Guest CCA modified by Root CCA */ | |
| 838 | ||
| 839 | /* GuestCtl1 fields */ | |
| 840 | #define MIPS_GCTL1_ID_SHIFT 0 | |
| 841 | #define MIPS_GCTL1_ID_WIDTH 8 | |
| 842 | #define MIPS_GCTL1_ID (_ULCAST_(0xff) << MIPS_GCTL1_ID_SHIFT) | |
| 843 | #define MIPS_GCTL1_RID_SHIFT 16 | |
| 844 | #define MIPS_GCTL1_RID_WIDTH 8 | |
| 845 | #define MIPS_GCTL1_RID (_ULCAST_(0xff) << MIPS_GCTL1_RID_SHIFT) | |
| 846 | #define MIPS_GCTL1_EID_SHIFT 24 | |
| 847 | #define MIPS_GCTL1_EID_WIDTH 8 | |
| 848 | #define MIPS_GCTL1_EID (_ULCAST_(0xff) << MIPS_GCTL1_EID_SHIFT) | |
| 849 | ||
| 850 | /* GuestID reserved for root context */ | |
| 851 | #define MIPS_GCTL1_ROOT_GUESTID 0 | |
| 852 | ||
| 9b3274bd JH |
853 | /* CDMMBase register bit definitions */ |
| 854 | #define MIPS_CDMMBASE_SIZE_SHIFT 0 | |
| 855 | #define MIPS_CDMMBASE_SIZE (_ULCAST_(511) << MIPS_CDMMBASE_SIZE_SHIFT) | |
| 856 | #define MIPS_CDMMBASE_CI (_ULCAST_(1) << 9) | |
| 857 | #define MIPS_CDMMBASE_EN (_ULCAST_(1) << 10) | |
| 858 | #define MIPS_CDMMBASE_ADDR_SHIFT 11 | |
| 859 | #define MIPS_CDMMBASE_ADDR_START 15 | |
| 860 | ||
| aff565aa JH |
861 | /* RDHWR register numbers */ |
| 862 | #define MIPS_HWR_CPUNUM 0 /* CPU number */ | |
| 863 | #define MIPS_HWR_SYNCISTEP 1 /* SYNCI step size */ | |
| 864 | #define MIPS_HWR_CC 2 /* Cycle counter */ | |
| 865 | #define MIPS_HWR_CCRES 3 /* Cycle counter resolution */ | |
| 866 | #define MIPS_HWR_ULR 29 /* UserLocal */ | |
| 867 | #define MIPS_HWR_IMPL1 30 /* Implementation dependent */ | |
| 868 | #define MIPS_HWR_IMPL2 31 /* Implementation dependent */ | |
| 869 | ||
| 870 | /* Bits in HWREna register */ | |
| 871 | #define MIPS_HWRENA_CPUNUM (_ULCAST_(1) << MIPS_HWR_CPUNUM) | |
| 872 | #define MIPS_HWRENA_SYNCISTEP (_ULCAST_(1) << MIPS_HWR_SYNCISTEP) | |
| 873 | #define MIPS_HWRENA_CC (_ULCAST_(1) << MIPS_HWR_CC) | |
| 874 | #define MIPS_HWRENA_CCRES (_ULCAST_(1) << MIPS_HWR_CCRES) | |
| 875 | #define MIPS_HWRENA_ULR (_ULCAST_(1) << MIPS_HWR_ULR) | |
| 876 | #define MIPS_HWRENA_IMPL1 (_ULCAST_(1) << MIPS_HWR_IMPL1) | |
| 877 | #define MIPS_HWRENA_IMPL2 (_ULCAST_(1) << MIPS_HWR_IMPL2) | |
| 878 | ||
| e08384ca MR |
879 | /* |
| 880 | * Bitfields in the TX39 family CP0 Configuration Register 3 | |
| 881 | */ | |
| 882 | #define TX39_CONF_ICS_SHIFT 19 | |
| 883 | #define TX39_CONF_ICS_MASK 0x00380000 | |
| 884 | #define TX39_CONF_ICS_1KB 0x00000000 | |
| 885 | #define TX39_CONF_ICS_2KB 0x00080000 | |
| 886 | #define TX39_CONF_ICS_4KB 0x00100000 | |
| 887 | #define TX39_CONF_ICS_8KB 0x00180000 | |
| 888 | #define TX39_CONF_ICS_16KB 0x00200000 | |
| 889 | ||
| 890 | #define TX39_CONF_DCS_SHIFT 16 | |
| 891 | #define TX39_CONF_DCS_MASK 0x00070000 | |
| 892 | #define TX39_CONF_DCS_1KB 0x00000000 | |
| 893 | #define TX39_CONF_DCS_2KB 0x00010000 | |
| 894 | #define TX39_CONF_DCS_4KB 0x00020000 | |
| 895 | #define TX39_CONF_DCS_8KB 0x00030000 | |
| 896 | #define TX39_CONF_DCS_16KB 0x00040000 | |
| 897 | ||
| 898 | #define TX39_CONF_CWFON 0x00004000 | |
| 899 | #define TX39_CONF_WBON 0x00002000 | |
| 900 | #define TX39_CONF_RF_SHIFT 10 | |
| 901 | #define TX39_CONF_RF_MASK 0x00000c00 | |
| 902 | #define TX39_CONF_DOZE 0x00000200 | |
| 903 | #define TX39_CONF_HALT 0x00000100 | |
| 904 | #define TX39_CONF_LOCK 0x00000080 | |
| 905 | #define TX39_CONF_ICE 0x00000020 | |
| 906 | #define TX39_CONF_DCE 0x00000010 | |
| 907 | #define TX39_CONF_IRSIZE_SHIFT 2 | |
| 908 | #define TX39_CONF_IRSIZE_MASK 0x0000000c | |
| 909 | #define TX39_CONF_DRSIZE_SHIFT 0 | |
| 910 | #define TX39_CONF_DRSIZE_MASK 0x00000003 | |
| 911 | ||
| 8d5ded16 JK |
912 | /* |
| 913 | * Interesting Bits in the R10K CP0 Branch Diagnostic Register | |
| 914 | */ | |
| 915 | /* Disable Branch Target Address Cache */ | |
| 916 | #define R10K_DIAG_D_BTAC (_ULCAST_(1) << 27) | |
| 917 | /* Enable Branch Prediction Global History */ | |
| 918 | #define R10K_DIAG_E_GHIST (_ULCAST_(1) << 26) | |
| 919 | /* Disable Branch Return Cache */ | |
| 920 | #define R10K_DIAG_D_BRC (_ULCAST_(1) << 22) | |
| fda51906 | 921 | |
| 06e4814e HC |
922 | /* Flush ITLB */ |
| 923 | #define LOONGSON_DIAG_ITLB (_ULCAST_(1) << 2) | |
| 924 | /* Flush DTLB */ | |
| 925 | #define LOONGSON_DIAG_DTLB (_ULCAST_(1) << 3) | |
| 926 | /* Flush VTLB */ | |
| 927 | #define LOONGSON_DIAG_VTLB (_ULCAST_(1) << 12) | |
| 928 | /* Flush FTLB */ | |
| 929 | #define LOONGSON_DIAG_FTLB (_ULCAST_(1) << 13) | |
| 930 | ||
| fda51906 MR |
931 | /* |
| 932 | * Coprocessor 1 (FPU) register names | |
| 933 | */ | |
| c491cfa2 MR |
934 | #define CP1_REVISION $0 |
| 935 | #define CP1_UFR $1 | |
| 936 | #define CP1_UNFR $4 | |
| 937 | #define CP1_FCCR $25 | |
| 938 | #define CP1_FEXR $26 | |
| 939 | #define CP1_FENR $28 | |
| 940 | #define CP1_STATUS $31 | |
| fda51906 MR |
941 | |
| 942 | ||
| 943 | /* | |
| 944 | * Bits in the MIPS32/64 coprocessor 1 (FPU) revision register. | |
| 945 | */ | |
| 946 | #define MIPS_FPIR_S (_ULCAST_(1) << 16) | |
| 947 | #define MIPS_FPIR_D (_ULCAST_(1) << 17) | |
| 948 | #define MIPS_FPIR_PS (_ULCAST_(1) << 18) | |
| 949 | #define MIPS_FPIR_3D (_ULCAST_(1) << 19) | |
| 950 | #define MIPS_FPIR_W (_ULCAST_(1) << 20) | |
| 951 | #define MIPS_FPIR_L (_ULCAST_(1) << 21) | |
| 952 | #define MIPS_FPIR_F64 (_ULCAST_(1) << 22) | |
| f1f3b7eb MR |
953 | #define MIPS_FPIR_HAS2008 (_ULCAST_(1) << 23) |
| 954 | #define MIPS_FPIR_UFRP (_ULCAST_(1) << 28) | |
| fda51906 MR |
955 | #define MIPS_FPIR_FREP (_ULCAST_(1) << 29) |
| 956 | ||
| c491cfa2 MR |
957 | /* |
| 958 | * Bits in the MIPS32/64 coprocessor 1 (FPU) condition codes register. | |
| 959 | */ | |
| 960 | #define MIPS_FCCR_CONDX_S 0 | |
| 961 | #define MIPS_FCCR_CONDX (_ULCAST_(255) << MIPS_FCCR_CONDX_S) | |
| 962 | #define MIPS_FCCR_COND0_S 0 | |
| 963 | #define MIPS_FCCR_COND0 (_ULCAST_(1) << MIPS_FCCR_COND0_S) | |
| 964 | #define MIPS_FCCR_COND1_S 1 | |
| 965 | #define MIPS_FCCR_COND1 (_ULCAST_(1) << MIPS_FCCR_COND1_S) | |
| 966 | #define MIPS_FCCR_COND2_S 2 | |
| 967 | #define MIPS_FCCR_COND2 (_ULCAST_(1) << MIPS_FCCR_COND2_S) | |
| 968 | #define MIPS_FCCR_COND3_S 3 | |
| 969 | #define MIPS_FCCR_COND3 (_ULCAST_(1) << MIPS_FCCR_COND3_S) | |
| 970 | #define MIPS_FCCR_COND4_S 4 | |
| 971 | #define MIPS_FCCR_COND4 (_ULCAST_(1) << MIPS_FCCR_COND4_S) | |
| 972 | #define MIPS_FCCR_COND5_S 5 | |
| 973 | #define MIPS_FCCR_COND5 (_ULCAST_(1) << MIPS_FCCR_COND5_S) | |
| 974 | #define MIPS_FCCR_COND6_S 6 | |
| 975 | #define MIPS_FCCR_COND6 (_ULCAST_(1) << MIPS_FCCR_COND6_S) | |
| 976 | #define MIPS_FCCR_COND7_S 7 | |
| 977 | #define MIPS_FCCR_COND7 (_ULCAST_(1) << MIPS_FCCR_COND7_S) | |
| 978 | ||
| 979 | /* | |
| 980 | * Bits in the MIPS32/64 coprocessor 1 (FPU) enables register. | |
| 981 | */ | |
| 982 | #define MIPS_FENR_FS_S 2 | |
| 983 | #define MIPS_FENR_FS (_ULCAST_(1) << MIPS_FENR_FS_S) | |
| 984 | ||
| fda51906 MR |
985 | /* |
| 986 | * FPU Status Register Values | |
| 987 | */ | |
| c491cfa2 MR |
988 | #define FPU_CSR_COND_S 23 /* $fcc0 */ |
| 989 | #define FPU_CSR_COND (_ULCAST_(1) << FPU_CSR_COND_S) | |
| 990 | ||
| 991 | #define FPU_CSR_FS_S 24 /* flush denormalised results to 0 */ | |
| 992 | #define FPU_CSR_FS (_ULCAST_(1) << FPU_CSR_FS_S) | |
| 993 | ||
| 994 | #define FPU_CSR_CONDX_S 25 /* $fcc[7:1] */ | |
| 995 | #define FPU_CSR_CONDX (_ULCAST_(127) << FPU_CSR_CONDX_S) | |
| 996 | #define FPU_CSR_COND1_S 25 /* $fcc1 */ | |
| 997 | #define FPU_CSR_COND1 (_ULCAST_(1) << FPU_CSR_COND1_S) | |
| 998 | #define FPU_CSR_COND2_S 26 /* $fcc2 */ | |
| 999 | #define FPU_CSR_COND2 (_ULCAST_(1) << FPU_CSR_COND2_S) | |
| 1000 | #define FPU_CSR_COND3_S 27 /* $fcc3 */ | |
| 1001 | #define FPU_CSR_COND3 (_ULCAST_(1) << FPU_CSR_COND3_S) | |
| 1002 | #define FPU_CSR_COND4_S 28 /* $fcc4 */ | |
| 1003 | #define FPU_CSR_COND4 (_ULCAST_(1) << FPU_CSR_COND4_S) | |
| 1004 | #define FPU_CSR_COND5_S 29 /* $fcc5 */ | |
| 1005 | #define FPU_CSR_COND5 (_ULCAST_(1) << FPU_CSR_COND5_S) | |
| 1006 | #define FPU_CSR_COND6_S 30 /* $fcc6 */ | |
| 1007 | #define FPU_CSR_COND6 (_ULCAST_(1) << FPU_CSR_COND6_S) | |
| 1008 | #define FPU_CSR_COND7_S 31 /* $fcc7 */ | |
| 1009 | #define FPU_CSR_COND7 (_ULCAST_(1) << FPU_CSR_COND7_S) | |
| fda51906 MR |
1010 | |
| 1011 | /* | |
| f1f3b7eb | 1012 | * Bits 22:20 of the FPU Status Register will be read as 0, |
| fda51906 MR |
1013 | * and should be written as zero. |
| 1014 | */ | |
| f1f3b7eb MR |
1015 | #define FPU_CSR_RSVD (_ULCAST_(7) << 20) |
| 1016 | ||
| 1017 | #define FPU_CSR_ABS2008 (_ULCAST_(1) << 19) | |
| 1018 | #define FPU_CSR_NAN2008 (_ULCAST_(1) << 18) | |
| fda51906 MR |
1019 | |
| 1020 | /* | |
| 1021 | * X the exception cause indicator | |
| 1022 | * E the exception enable | |
| 1023 | * S the sticky/flag bit | |
| 1024 | */ | |
| 1025 | #define FPU_CSR_ALL_X 0x0003f000 | |
| 1026 | #define FPU_CSR_UNI_X 0x00020000 | |
| 1027 | #define FPU_CSR_INV_X 0x00010000 | |
| 1028 | #define FPU_CSR_DIV_X 0x00008000 | |
| 1029 | #define FPU_CSR_OVF_X 0x00004000 | |
| 1030 | #define FPU_CSR_UDF_X 0x00002000 | |
| 1031 | #define FPU_CSR_INE_X 0x00001000 | |
| 1032 | ||
| 1033 | #define FPU_CSR_ALL_E 0x00000f80 | |
| 1034 | #define FPU_CSR_INV_E 0x00000800 | |
| 1035 | #define FPU_CSR_DIV_E 0x00000400 | |
| 1036 | #define FPU_CSR_OVF_E 0x00000200 | |
| 1037 | #define FPU_CSR_UDF_E 0x00000100 | |
| 1038 | #define FPU_CSR_INE_E 0x00000080 | |
| 1039 | ||
| 1040 | #define FPU_CSR_ALL_S 0x0000007c | |
| 1041 | #define FPU_CSR_INV_S 0x00000040 | |
| 1042 | #define FPU_CSR_DIV_S 0x00000020 | |
| 1043 | #define FPU_CSR_OVF_S 0x00000010 | |
| 1044 | #define FPU_CSR_UDF_S 0x00000008 | |
| 1045 | #define FPU_CSR_INE_S 0x00000004 | |
| 1046 | ||
| 1047 | /* Bits 0 and 1 of FPU Status Register specify the rounding mode */ | |
| 1048 | #define FPU_CSR_RM 0x00000003 | |
| 1049 | #define FPU_CSR_RN 0x0 /* nearest */ | |
| 1050 | #define FPU_CSR_RZ 0x1 /* towards zero */ | |
| 1051 | #define FPU_CSR_RU 0x2 /* towards +Infinity */ | |
| 1052 | #define FPU_CSR_RD 0x3 /* towards -Infinity */ | |
| 1053 | ||
| 1054 | ||
| 1da177e4 LT |
1055 | #ifndef __ASSEMBLY__ |
| 1056 | ||
| bfd08baa | 1057 | /* |
| 377cb1b6 | 1058 | * Macros for handling the ISA mode bit for MIPS16 and microMIPS. |
| bfd08baa | 1059 | */ |
| 377cb1b6 RB |
1060 | #if defined(CONFIG_SYS_SUPPORTS_MIPS16) || \ |
| 1061 | defined(CONFIG_SYS_SUPPORTS_MICROMIPS) | |
| bfd08baa SH |
1062 | #define get_isa16_mode(x) ((x) & 0x1) |
| 1063 | #define msk_isa16_mode(x) ((x) & ~0x1) | |
| 1064 | #define set_isa16_mode(x) do { (x) |= 0x1; } while(0) | |
| 377cb1b6 RB |
1065 | #else |
| 1066 | #define get_isa16_mode(x) 0 | |
| 1067 | #define msk_isa16_mode(x) (x) | |
| 1068 | #define set_isa16_mode(x) do { } while(0) | |
| 1069 | #endif | |
| bfd08baa SH |
1070 | |
| 1071 | /* | |
| 1072 | * microMIPS instructions can be 16-bit or 32-bit in length. This | |
| 1073 | * returns a 1 if the instruction is 16-bit and a 0 if 32-bit. | |
| 1074 | */ | |
| 1075 | static inline int mm_insn_16bit(u16 insn) | |
| 1076 | { | |
| 1077 | u16 opcode = (insn >> 10) & 0x7; | |
| 1078 | ||
| 1079 | return (opcode >= 1 && opcode <= 3) ? 1 : 0; | |
| 1080 | } | |
| 1081 | ||
| 0dfa1c12 JH |
1082 | /* |
| 1083 | * Helper macros for generating raw instruction encodings in inline asm. | |
| 1084 | */ | |
| 1085 | #ifdef CONFIG_CPU_MICROMIPS | |
| 1086 | #define _ASM_INSN16_IF_MM(_enc) \ | |
| 1087 | ".insn\n\t" \ | |
| 1088 | ".hword (" #_enc ")\n\t" | |
| 1089 | #define _ASM_INSN32_IF_MM(_enc) \ | |
| 1090 | ".insn\n\t" \ | |
| 1091 | ".hword ((" #_enc ") >> 16)\n\t" \ | |
| 1092 | ".hword ((" #_enc ") & 0xffff)\n\t" | |
| 1093 | #else | |
| 1094 | #define _ASM_INSN_IF_MIPS(_enc) \ | |
| 1095 | ".insn\n\t" \ | |
| 1096 | ".word (" #_enc ")\n\t" | |
| 1097 | #endif | |
| 1098 | ||
| 1099 | #ifndef _ASM_INSN16_IF_MM | |
| 1100 | #define _ASM_INSN16_IF_MM(_enc) | |
| 1101 | #endif | |
| 1102 | #ifndef _ASM_INSN32_IF_MM | |
| 1103 | #define _ASM_INSN32_IF_MM(_enc) | |
| 1104 | #endif | |
| 1105 | #ifndef _ASM_INSN_IF_MIPS | |
| 1106 | #define _ASM_INSN_IF_MIPS(_enc) | |
| 1107 | #endif | |
| 1108 | ||
| 198bb4ce LY |
1109 | /* |
| 1110 | * TLB Invalidate Flush | |
| 1111 | */ | |
| 1112 | static inline void tlbinvf(void) | |
| 1113 | { | |
| 1114 | __asm__ __volatile__( | |
| 1115 | ".set push\n\t" | |
| 1116 | ".set noreorder\n\t" | |
| c84700cc JH |
1117 | "# tlbinvf\n\t" |
| 1118 | _ASM_INSN_IF_MIPS(0x42000004) | |
| 1119 | _ASM_INSN32_IF_MM(0x0000537c) | |
| 198bb4ce LY |
1120 | ".set pop"); |
| 1121 | } | |
| 1122 | ||
| 1123 | ||
| 1da177e4 | 1124 | /* |
| 70342287 | 1125 | * Functions to access the R10000 performance counters. These are basically |
| 1da177e4 LT |
1126 | * mfc0 and mtc0 instructions from and to coprocessor register with a 5-bit |
| 1127 | * performance counter number encoded into bits 1 ... 5 of the instruction. | |
| 1128 | * Only performance counters 0 to 1 actually exist, so for a non-R10000 aware | |
| 1129 | * disassembler these will look like an access to sel 0 or 1. | |
| 1130 | */ | |
| 1131 | #define read_r10k_perf_cntr(counter) \ | |
| 1132 | ({ \ | |
| 1133 | unsigned int __res; \ | |
| 1134 | __asm__ __volatile__( \ | |
| 1135 | "mfpc\t%0, %1" \ | |
| 70342287 | 1136 | : "=r" (__res) \ |
| 1da177e4 LT |
1137 | : "i" (counter)); \ |
| 1138 | \ | |
| 70342287 | 1139 | __res; \ |
| 1da177e4 LT |
1140 | }) |
| 1141 | ||
| 70342287 | 1142 | #define write_r10k_perf_cntr(counter,val) \ |
| 1da177e4 LT |
1143 | do { \ |
| 1144 | __asm__ __volatile__( \ | |
| 1145 | "mtpc\t%0, %1" \ | |
| 1146 | : \ | |
| 1147 | : "r" (val), "i" (counter)); \ | |
| 1148 | } while (0) | |
| 1149 | ||
| 1150 | #define read_r10k_perf_event(counter) \ | |
| 1151 | ({ \ | |
| 1152 | unsigned int __res; \ | |
| 1153 | __asm__ __volatile__( \ | |
| 1154 | "mfps\t%0, %1" \ | |
| 70342287 | 1155 | : "=r" (__res) \ |
| 1da177e4 LT |
1156 | : "i" (counter)); \ |
| 1157 | \ | |
| 70342287 | 1158 | __res; \ |
| 1da177e4 LT |
1159 | }) |
| 1160 | ||
| 70342287 | 1161 | #define write_r10k_perf_cntl(counter,val) \ |
| 1da177e4 LT |
1162 | do { \ |
| 1163 | __asm__ __volatile__( \ | |
| 1164 | "mtps\t%0, %1" \ | |
| 1165 | : \ | |
| 1166 | : "r" (val), "i" (counter)); \ | |
| 1167 | } while (0) | |
| 1168 | ||
| 1169 | ||
| 1170 | /* | |
| 1171 | * Macros to access the system control coprocessor | |
| 1172 | */ | |
| 1173 | ||
| 1174 | #define __read_32bit_c0_register(source, sel) \ | |
| 82eb8f73 | 1175 | ({ unsigned int __res; \ |
| 1da177e4 LT |
1176 | if (sel == 0) \ |
| 1177 | __asm__ __volatile__( \ | |
| 1178 | "mfc0\t%0, " #source "\n\t" \ | |
| 1179 | : "=r" (__res)); \ | |
| 1180 | else \ | |
| 1181 | __asm__ __volatile__( \ | |
| 1182 | ".set\tmips32\n\t" \ | |
| 1183 | "mfc0\t%0, " #source ", " #sel "\n\t" \ | |
| 1184 | ".set\tmips0\n\t" \ | |
| 1185 | : "=r" (__res)); \ | |
| 1186 | __res; \ | |
| 1187 | }) | |
| 1188 | ||
| 1189 | #define __read_64bit_c0_register(source, sel) \ | |
| 1190 | ({ unsigned long long __res; \ | |
| 1191 | if (sizeof(unsigned long) == 4) \ | |
| 1192 | __res = __read_64bit_c0_split(source, sel); \ | |
| 1193 | else if (sel == 0) \ | |
| 1194 | __asm__ __volatile__( \ | |
| 1195 | ".set\tmips3\n\t" \ | |
| 1196 | "dmfc0\t%0, " #source "\n\t" \ | |
| 1197 | ".set\tmips0" \ | |
| 1198 | : "=r" (__res)); \ | |
| 1199 | else \ | |
| 1200 | __asm__ __volatile__( \ | |
| 1201 | ".set\tmips64\n\t" \ | |
| 1202 | "dmfc0\t%0, " #source ", " #sel "\n\t" \ | |
| 1203 | ".set\tmips0" \ | |
| 1204 | : "=r" (__res)); \ | |
| 1205 | __res; \ | |
| 1206 | }) | |
| 1207 | ||
| 1208 | #define __write_32bit_c0_register(register, sel, value) \ | |
| 1209 | do { \ | |
| 1210 | if (sel == 0) \ | |
| 1211 | __asm__ __volatile__( \ | |
| 1212 | "mtc0\t%z0, " #register "\n\t" \ | |
| 0952e290 | 1213 | : : "Jr" ((unsigned int)(value))); \ |
| 1da177e4 LT |
1214 | else \ |
| 1215 | __asm__ __volatile__( \ | |
| 1216 | ".set\tmips32\n\t" \ | |
| 1217 | "mtc0\t%z0, " #register ", " #sel "\n\t" \ | |
| 1218 | ".set\tmips0" \ | |
| 0952e290 | 1219 | : : "Jr" ((unsigned int)(value))); \ |
| 1da177e4 LT |
1220 | } while (0) |
| 1221 | ||
| 1222 | #define __write_64bit_c0_register(register, sel, value) \ | |
| 1223 | do { \ | |
| 1224 | if (sizeof(unsigned long) == 4) \ | |
| 1225 | __write_64bit_c0_split(register, sel, value); \ | |
| 1226 | else if (sel == 0) \ | |
| 1227 | __asm__ __volatile__( \ | |
| 1228 | ".set\tmips3\n\t" \ | |
| 1229 | "dmtc0\t%z0, " #register "\n\t" \ | |
| 1230 | ".set\tmips0" \ | |
| 1231 | : : "Jr" (value)); \ | |
| 1232 | else \ | |
| 1233 | __asm__ __volatile__( \ | |
| 1234 | ".set\tmips64\n\t" \ | |
| 1235 | "dmtc0\t%z0, " #register ", " #sel "\n\t" \ | |
| 1236 | ".set\tmips0" \ | |
| 1237 | : : "Jr" (value)); \ | |
| 1238 | } while (0) | |
| 1239 | ||
| 1240 | #define __read_ulong_c0_register(reg, sel) \ | |
| 1241 | ((sizeof(unsigned long) == 4) ? \ | |
| 1242 | (unsigned long) __read_32bit_c0_register(reg, sel) : \ | |
| 1243 | (unsigned long) __read_64bit_c0_register(reg, sel)) | |
| 1244 | ||
| 1245 | #define __write_ulong_c0_register(reg, sel, val) \ | |
| 1246 | do { \ | |
| 1247 | if (sizeof(unsigned long) == 4) \ | |
| 1248 | __write_32bit_c0_register(reg, sel, val); \ | |
| 1249 | else \ | |
| 1250 | __write_64bit_c0_register(reg, sel, val); \ | |
| 1251 | } while (0) | |
| 1252 | ||
| 1253 | /* | |
| 1254 | * On RM7000/RM9000 these are uses to access cop0 set 1 registers | |
| 1255 | */ | |
| 1256 | #define __read_32bit_c0_ctrl_register(source) \ | |
| 82eb8f73 | 1257 | ({ unsigned int __res; \ |
| 1da177e4 LT |
1258 | __asm__ __volatile__( \ |
| 1259 | "cfc0\t%0, " #source "\n\t" \ | |
| 1260 | : "=r" (__res)); \ | |
| 1261 | __res; \ | |
| 1262 | }) | |
| 1263 | ||
| 1264 | #define __write_32bit_c0_ctrl_register(register, value) \ | |
| 1265 | do { \ | |
| 1266 | __asm__ __volatile__( \ | |
| 1267 | "ctc0\t%z0, " #register "\n\t" \ | |
| 0952e290 | 1268 | : : "Jr" ((unsigned int)(value))); \ |
| 1da177e4 LT |
1269 | } while (0) |
| 1270 | ||
| 1271 | /* | |
| 1272 | * These versions are only needed for systems with more than 38 bits of | |
| 1273 | * physical address space running the 32-bit kernel. That's none atm :-) | |
| 1274 | */ | |
| 1275 | #define __read_64bit_c0_split(source, sel) \ | |
| 1276 | ({ \ | |
| 87d43dd4 AN |
1277 | unsigned long long __val; \ |
| 1278 | unsigned long __flags; \ | |
| 1da177e4 | 1279 | \ |
| 87d43dd4 | 1280 | local_irq_save(__flags); \ |
| 1da177e4 LT |
1281 | if (sel == 0) \ |
| 1282 | __asm__ __volatile__( \ | |
| 1283 | ".set\tmips64\n\t" \ | |
| 1284 | "dmfc0\t%M0, " #source "\n\t" \ | |
| 1285 | "dsll\t%L0, %M0, 32\n\t" \ | |
| 0b543526 RB |
1286 | "dsra\t%M0, %M0, 32\n\t" \ |
| 1287 | "dsra\t%L0, %L0, 32\n\t" \ | |
| 1da177e4 | 1288 | ".set\tmips0" \ |
| 87d43dd4 | 1289 | : "=r" (__val)); \ |
| 1da177e4 LT |
1290 | else \ |
| 1291 | __asm__ __volatile__( \ | |
| 1292 | ".set\tmips64\n\t" \ | |
| 1293 | "dmfc0\t%M0, " #source ", " #sel "\n\t" \ | |
| 1294 | "dsll\t%L0, %M0, 32\n\t" \ | |
| 0b543526 RB |
1295 | "dsra\t%M0, %M0, 32\n\t" \ |
| 1296 | "dsra\t%L0, %L0, 32\n\t" \ | |
| 1da177e4 | 1297 | ".set\tmips0" \ |
| 87d43dd4 AN |
1298 | : "=r" (__val)); \ |
| 1299 | local_irq_restore(__flags); \ | |
| 1da177e4 | 1300 | \ |
| 87d43dd4 | 1301 | __val; \ |
| 1da177e4 LT |
1302 | }) |
| 1303 | ||
| 1304 | #define __write_64bit_c0_split(source, sel, val) \ | |
| 1305 | do { \ | |
| 87d43dd4 | 1306 | unsigned long __flags; \ |
| 1da177e4 | 1307 | \ |
| 87d43dd4 | 1308 | local_irq_save(__flags); \ |
| 1da177e4 LT |
1309 | if (sel == 0) \ |
| 1310 | __asm__ __volatile__( \ | |
| 1311 | ".set\tmips64\n\t" \ | |
| 1312 | "dsll\t%L0, %L0, 32\n\t" \ | |
| 1313 | "dsrl\t%L0, %L0, 32\n\t" \ | |
| 1314 | "dsll\t%M0, %M0, 32\n\t" \ | |
| 1315 | "or\t%L0, %L0, %M0\n\t" \ | |
| 1316 | "dmtc0\t%L0, " #source "\n\t" \ | |
| 1317 | ".set\tmips0" \ | |
| 1318 | : : "r" (val)); \ | |
| 1319 | else \ | |
| 1320 | __asm__ __volatile__( \ | |
| 1321 | ".set\tmips64\n\t" \ | |
| 1322 | "dsll\t%L0, %L0, 32\n\t" \ | |
| 1323 | "dsrl\t%L0, %L0, 32\n\t" \ | |
| 1324 | "dsll\t%M0, %M0, 32\n\t" \ | |
| 1325 | "or\t%L0, %L0, %M0\n\t" \ | |
| 1326 | "dmtc0\t%L0, " #source ", " #sel "\n\t" \ | |
| 1327 | ".set\tmips0" \ | |
| 1328 | : : "r" (val)); \ | |
| 87d43dd4 | 1329 | local_irq_restore(__flags); \ |
| 1da177e4 LT |
1330 | } while (0) |
| 1331 | ||
| 23d06e4f SH |
1332 | #define __readx_32bit_c0_register(source) \ |
| 1333 | ({ \ | |
| 1334 | unsigned int __res; \ | |
| 1335 | \ | |
| 1336 | __asm__ __volatile__( \ | |
| 1337 | " .set push \n" \ | |
| 1338 | " .set noat \n" \ | |
| 1339 | " .set mips32r2 \n" \ | |
| 23d06e4f | 1340 | " # mfhc0 $1, %1 \n" \ |
| c84700cc JH |
1341 | _ASM_INSN_IF_MIPS(0x40410000 | ((%1 & 0x1f) << 11)) \ |
| 1342 | _ASM_INSN32_IF_MM(0x002000f4 | ((%1 & 0x1f) << 16)) \ | |
| 23d06e4f SH |
1343 | " move %0, $1 \n" \ |
| 1344 | " .set pop \n" \ | |
| 1345 | : "=r" (__res) \ | |
| 1346 | : "i" (source)); \ | |
| 1347 | __res; \ | |
| 1348 | }) | |
| 1349 | ||
| 1350 | #define __writex_32bit_c0_register(register, value) \ | |
| 1351 | do { \ | |
| 1352 | __asm__ __volatile__( \ | |
| 1353 | " .set push \n" \ | |
| 1354 | " .set noat \n" \ | |
| 1355 | " .set mips32r2 \n" \ | |
| 1356 | " move $1, %0 \n" \ | |
| 1357 | " # mthc0 $1, %1 \n" \ | |
| c84700cc JH |
1358 | _ASM_INSN_IF_MIPS(0x40c10000 | ((%1 & 0x1f) << 11)) \ |
| 1359 | _ASM_INSN32_IF_MM(0x002002f4 | ((%1 & 0x1f) << 16)) \ | |
| 23d06e4f SH |
1360 | " .set pop \n" \ |
| 1361 | : \ | |
| 1362 | : "r" (value), "i" (register)); \ | |
| 1363 | } while (0) | |
| 1364 | ||
| 1da177e4 LT |
1365 | #define read_c0_index() __read_32bit_c0_register($0, 0) |
| 1366 | #define write_c0_index(val) __write_32bit_c0_register($0, 0, val) | |
| 1367 | ||
| 272bace7 RB |
1368 | #define read_c0_random() __read_32bit_c0_register($1, 0) |
| 1369 | #define write_c0_random(val) __write_32bit_c0_register($1, 0, val) | |
| 1370 | ||
| 1da177e4 LT |
1371 | #define read_c0_entrylo0() __read_ulong_c0_register($2, 0) |
| 1372 | #define write_c0_entrylo0(val) __write_ulong_c0_register($2, 0, val) | |
| 1373 | ||
| 23d06e4f SH |
1374 | #define readx_c0_entrylo0() __readx_32bit_c0_register(2) |
| 1375 | #define writex_c0_entrylo0(val) __writex_32bit_c0_register(2, val) | |
| 1376 | ||
| 1da177e4 LT |
1377 | #define read_c0_entrylo1() __read_ulong_c0_register($3, 0) |
| 1378 | #define write_c0_entrylo1(val) __write_ulong_c0_register($3, 0, val) | |
| 1379 | ||
| 23d06e4f SH |
1380 | #define readx_c0_entrylo1() __readx_32bit_c0_register(3) |
| 1381 | #define writex_c0_entrylo1(val) __writex_32bit_c0_register(3, val) | |
| 1382 | ||
| 1da177e4 LT |
1383 | #define read_c0_conf() __read_32bit_c0_register($3, 0) |
| 1384 | #define write_c0_conf(val) __write_32bit_c0_register($3, 0, val) | |
| 1385 | ||
| 1386 | #define read_c0_context() __read_ulong_c0_register($4, 0) | |
| 1387 | #define write_c0_context(val) __write_ulong_c0_register($4, 0, val) | |
| 1388 | ||
| f18bdfa1 JH |
1389 | #define read_c0_contextconfig() __read_32bit_c0_register($4, 1) |
| 1390 | #define write_c0_contextconfig(val) __write_32bit_c0_register($4, 1, val) | |
| 1391 | ||
| a3692020 | 1392 | #define read_c0_userlocal() __read_ulong_c0_register($4, 2) |
| 70342287 | 1393 | #define write_c0_userlocal(val) __write_ulong_c0_register($4, 2, val) |
| a3692020 | 1394 | |
| f18bdfa1 JH |
1395 | #define read_c0_xcontextconfig() __read_ulong_c0_register($4, 3) |
| 1396 | #define write_c0_xcontextconfig(val) __write_ulong_c0_register($4, 3, val) | |
| 1397 | ||
| 1da177e4 LT |
1398 | #define read_c0_pagemask() __read_32bit_c0_register($5, 0) |
| 1399 | #define write_c0_pagemask(val) __write_32bit_c0_register($5, 0, val) | |
| 1400 | ||
| 9fe2e9d6 | 1401 | #define read_c0_pagegrain() __read_32bit_c0_register($5, 1) |
| 70342287 | 1402 | #define write_c0_pagegrain(val) __write_32bit_c0_register($5, 1, val) |
| 9fe2e9d6 | 1403 | |
| 1da177e4 LT |
1404 | #define read_c0_wired() __read_32bit_c0_register($6, 0) |
| 1405 | #define write_c0_wired(val) __write_32bit_c0_register($6, 0, val) | |
| 1406 | ||
| 1407 | #define read_c0_info() __read_32bit_c0_register($7, 0) | |
| 1408 | ||
| 70342287 | 1409 | #define read_c0_cache() __read_32bit_c0_register($7, 0) /* TX39xx */ |
| 1da177e4 LT |
1410 | #define write_c0_cache(val) __write_32bit_c0_register($7, 0, val) |
| 1411 | ||
| 15c4f67a RB |
1412 | #define read_c0_badvaddr() __read_ulong_c0_register($8, 0) |
| 1413 | #define write_c0_badvaddr(val) __write_ulong_c0_register($8, 0, val) | |
| 1414 | ||
| e06a1548 JH |
1415 | #define read_c0_badinstr() __read_32bit_c0_register($8, 1) |
| 1416 | #define read_c0_badinstrp() __read_32bit_c0_register($8, 2) | |
| 1417 | ||
| 1da177e4 LT |
1418 | #define read_c0_count() __read_32bit_c0_register($9, 0) |
| 1419 | #define write_c0_count(val) __write_32bit_c0_register($9, 0, val) | |
| 1420 | ||
| bdf21b18 PP |
1421 | #define read_c0_count2() __read_32bit_c0_register($9, 6) /* pnx8550 */ |
| 1422 | #define write_c0_count2(val) __write_32bit_c0_register($9, 6, val) | |
| 1423 | ||
| 1424 | #define read_c0_count3() __read_32bit_c0_register($9, 7) /* pnx8550 */ | |
| 1425 | #define write_c0_count3(val) __write_32bit_c0_register($9, 7, val) | |
| 1426 | ||
| 1da177e4 LT |
1427 | #define read_c0_entryhi() __read_ulong_c0_register($10, 0) |
| 1428 | #define write_c0_entryhi(val) __write_ulong_c0_register($10, 0, val) | |
| 1429 | ||
| f913e9ea JH |
1430 | #define read_c0_guestctl1() __read_32bit_c0_register($10, 4) |
| 1431 | #define write_c0_guestctl1(val) __write_32bit_c0_register($10, 4, val) | |
| 1432 | ||
| 1433 | #define read_c0_guestctl2() __read_32bit_c0_register($10, 5) | |
| 1434 | #define write_c0_guestctl2(val) __write_32bit_c0_register($10, 5, val) | |
| 1435 | ||
| 1436 | #define read_c0_guestctl3() __read_32bit_c0_register($10, 6) | |
| 1437 | #define write_c0_guestctl3(val) __write_32bit_c0_register($10, 6, val) | |
| 1438 | ||
| 1da177e4 LT |
1439 | #define read_c0_compare() __read_32bit_c0_register($11, 0) |
| 1440 | #define write_c0_compare(val) __write_32bit_c0_register($11, 0, val) | |
| 1441 | ||
| f913e9ea JH |
1442 | #define read_c0_guestctl0ext() __read_32bit_c0_register($11, 4) |
| 1443 | #define write_c0_guestctl0ext(val) __write_32bit_c0_register($11, 4, val) | |
| 1444 | ||
| bdf21b18 PP |
1445 | #define read_c0_compare2() __read_32bit_c0_register($11, 6) /* pnx8550 */ |
| 1446 | #define write_c0_compare2(val) __write_32bit_c0_register($11, 6, val) | |
| 1447 | ||
| 1448 | #define read_c0_compare3() __read_32bit_c0_register($11, 7) /* pnx8550 */ | |
| 1449 | #define write_c0_compare3(val) __write_32bit_c0_register($11, 7, val) | |
| 1450 | ||
| 1da177e4 | 1451 | #define read_c0_status() __read_32bit_c0_register($12, 0) |
| b633648c | 1452 | |
| 1da177e4 LT |
1453 | #define write_c0_status(val) __write_32bit_c0_register($12, 0, val) |
| 1454 | ||
| f913e9ea JH |
1455 | #define read_c0_guestctl0() __read_32bit_c0_register($12, 6) |
| 1456 | #define write_c0_guestctl0(val) __write_32bit_c0_register($12, 6, val) | |
| 1457 | ||
| 1458 | #define read_c0_gtoffset() __read_32bit_c0_register($12, 7) | |
| 1459 | #define write_c0_gtoffset(val) __write_32bit_c0_register($12, 7, val) | |
| 1460 | ||
| 1da177e4 LT |
1461 | #define read_c0_cause() __read_32bit_c0_register($13, 0) |
| 1462 | #define write_c0_cause(val) __write_32bit_c0_register($13, 0, val) | |
| 1463 | ||
| 1464 | #define read_c0_epc() __read_ulong_c0_register($14, 0) | |
| 1465 | #define write_c0_epc(val) __write_ulong_c0_register($14, 0, val) | |
| 1466 | ||
| 1467 | #define read_c0_prid() __read_32bit_c0_register($15, 0) | |
| 1468 | ||
| 4dd8ee5d PB |
1469 | #define read_c0_cmgcrbase() __read_ulong_c0_register($15, 3) |
| 1470 | ||
| 1da177e4 LT |
1471 | #define read_c0_config() __read_32bit_c0_register($16, 0) |
| 1472 | #define read_c0_config1() __read_32bit_c0_register($16, 1) | |
| 1473 | #define read_c0_config2() __read_32bit_c0_register($16, 2) | |
| 1474 | #define read_c0_config3() __read_32bit_c0_register($16, 3) | |
| 0efe2761 RB |
1475 | #define read_c0_config4() __read_32bit_c0_register($16, 4) |
| 1476 | #define read_c0_config5() __read_32bit_c0_register($16, 5) | |
| 1477 | #define read_c0_config6() __read_32bit_c0_register($16, 6) | |
| 1478 | #define read_c0_config7() __read_32bit_c0_register($16, 7) | |
| 1da177e4 LT |
1479 | #define write_c0_config(val) __write_32bit_c0_register($16, 0, val) |
| 1480 | #define write_c0_config1(val) __write_32bit_c0_register($16, 1, val) | |
| 1481 | #define write_c0_config2(val) __write_32bit_c0_register($16, 2, val) | |
| 1482 | #define write_c0_config3(val) __write_32bit_c0_register($16, 3, val) | |
| 0efe2761 RB |
1483 | #define write_c0_config4(val) __write_32bit_c0_register($16, 4, val) |
| 1484 | #define write_c0_config5(val) __write_32bit_c0_register($16, 5, val) | |
| 1485 | #define write_c0_config6(val) __write_32bit_c0_register($16, 6, val) | |
| 1486 | #define write_c0_config7(val) __write_32bit_c0_register($16, 7, val) | |
| 1da177e4 | 1487 | |
| b55b9e27 MC |
1488 | #define read_c0_lladdr() __read_ulong_c0_register($17, 0) |
| 1489 | #define write_c0_lladdr(val) __write_ulong_c0_register($17, 0, val) | |
| e19d5dba PB |
1490 | #define read_c0_maar() __read_ulong_c0_register($17, 1) |
| 1491 | #define write_c0_maar(val) __write_ulong_c0_register($17, 1, val) | |
| 1492 | #define read_c0_maari() __read_32bit_c0_register($17, 2) | |
| 1493 | #define write_c0_maari(val) __write_32bit_c0_register($17, 2, val) | |
| 1494 | ||
| 1da177e4 | 1495 | /* |
| 25985edc | 1496 | * The WatchLo register. There may be up to 8 of them. |
| 1da177e4 LT |
1497 | */ |
| 1498 | #define read_c0_watchlo0() __read_ulong_c0_register($18, 0) | |
| 1499 | #define read_c0_watchlo1() __read_ulong_c0_register($18, 1) | |
| 1500 | #define read_c0_watchlo2() __read_ulong_c0_register($18, 2) | |
| 1501 | #define read_c0_watchlo3() __read_ulong_c0_register($18, 3) | |
| 1502 | #define read_c0_watchlo4() __read_ulong_c0_register($18, 4) | |
| 1503 | #define read_c0_watchlo5() __read_ulong_c0_register($18, 5) | |
| 1504 | #define read_c0_watchlo6() __read_ulong_c0_register($18, 6) | |
| 1505 | #define read_c0_watchlo7() __read_ulong_c0_register($18, 7) | |
| 1506 | #define write_c0_watchlo0(val) __write_ulong_c0_register($18, 0, val) | |
| 1507 | #define write_c0_watchlo1(val) __write_ulong_c0_register($18, 1, val) | |
| 1508 | #define write_c0_watchlo2(val) __write_ulong_c0_register($18, 2, val) | |
| 1509 | #define write_c0_watchlo3(val) __write_ulong_c0_register($18, 3, val) | |
| 1510 | #define write_c0_watchlo4(val) __write_ulong_c0_register($18, 4, val) | |
| 1511 | #define write_c0_watchlo5(val) __write_ulong_c0_register($18, 5, val) | |
| 1512 | #define write_c0_watchlo6(val) __write_ulong_c0_register($18, 6, val) | |
| 1513 | #define write_c0_watchlo7(val) __write_ulong_c0_register($18, 7, val) | |
| 1514 | ||
| 1515 | /* | |
| 25985edc | 1516 | * The WatchHi register. There may be up to 8 of them. |
| 1da177e4 LT |
1517 | */ |
| 1518 | #define read_c0_watchhi0() __read_32bit_c0_register($19, 0) | |
| 1519 | #define read_c0_watchhi1() __read_32bit_c0_register($19, 1) | |
| 1520 | #define read_c0_watchhi2() __read_32bit_c0_register($19, 2) | |
| 1521 | #define read_c0_watchhi3() __read_32bit_c0_register($19, 3) | |
| 1522 | #define read_c0_watchhi4() __read_32bit_c0_register($19, 4) | |
| 1523 | #define read_c0_watchhi5() __read_32bit_c0_register($19, 5) | |
| 1524 | #define read_c0_watchhi6() __read_32bit_c0_register($19, 6) | |
| 1525 | #define read_c0_watchhi7() __read_32bit_c0_register($19, 7) | |
| 1526 | ||
| 1527 | #define write_c0_watchhi0(val) __write_32bit_c0_register($19, 0, val) | |
| 1528 | #define write_c0_watchhi1(val) __write_32bit_c0_register($19, 1, val) | |
| 1529 | #define write_c0_watchhi2(val) __write_32bit_c0_register($19, 2, val) | |
| 1530 | #define write_c0_watchhi3(val) __write_32bit_c0_register($19, 3, val) | |
| 1531 | #define write_c0_watchhi4(val) __write_32bit_c0_register($19, 4, val) | |
| 1532 | #define write_c0_watchhi5(val) __write_32bit_c0_register($19, 5, val) | |
| 1533 | #define write_c0_watchhi6(val) __write_32bit_c0_register($19, 6, val) | |
| 1534 | #define write_c0_watchhi7(val) __write_32bit_c0_register($19, 7, val) | |
| 1535 | ||
| 1536 | #define read_c0_xcontext() __read_ulong_c0_register($20, 0) | |
| 1537 | #define write_c0_xcontext(val) __write_ulong_c0_register($20, 0, val) | |
| 1538 | ||
| 1539 | #define read_c0_intcontrol() __read_32bit_c0_ctrl_register($20) | |
| 1540 | #define write_c0_intcontrol(val) __write_32bit_c0_ctrl_register($20, val) | |
| 1541 | ||
| 1542 | #define read_c0_framemask() __read_32bit_c0_register($21, 0) | |
| 70342287 | 1543 | #define write_c0_framemask(val) __write_32bit_c0_register($21, 0, val) |
| 1da177e4 | 1544 | |
| 1da177e4 LT |
1545 | #define read_c0_diag() __read_32bit_c0_register($22, 0) |
| 1546 | #define write_c0_diag(val) __write_32bit_c0_register($22, 0, val) | |
| 1547 | ||
| 8d5ded16 JK |
1548 | /* R10K CP0 Branch Diagnostic register is 64bits wide */ |
| 1549 | #define read_c0_r10k_diag() __read_64bit_c0_register($22, 0) | |
| 1550 | #define write_c0_r10k_diag(val) __write_64bit_c0_register($22, 0, val) | |
| 1551 | ||
| 1da177e4 LT |
1552 | #define read_c0_diag1() __read_32bit_c0_register($22, 1) |
| 1553 | #define write_c0_diag1(val) __write_32bit_c0_register($22, 1, val) | |
| 1554 | ||
| 1555 | #define read_c0_diag2() __read_32bit_c0_register($22, 2) | |
| 1556 | #define write_c0_diag2(val) __write_32bit_c0_register($22, 2, val) | |
| 1557 | ||
| 1558 | #define read_c0_diag3() __read_32bit_c0_register($22, 3) | |
| 1559 | #define write_c0_diag3(val) __write_32bit_c0_register($22, 3, val) | |
| 1560 | ||
| 1561 | #define read_c0_diag4() __read_32bit_c0_register($22, 4) | |
| 1562 | #define write_c0_diag4(val) __write_32bit_c0_register($22, 4, val) | |
| 1563 | ||
| 1564 | #define read_c0_diag5() __read_32bit_c0_register($22, 5) | |
| 1565 | #define write_c0_diag5(val) __write_32bit_c0_register($22, 5, val) | |
| 1566 | ||
| 1567 | #define read_c0_debug() __read_32bit_c0_register($23, 0) | |
| 1568 | #define write_c0_debug(val) __write_32bit_c0_register($23, 0, val) | |
| 1569 | ||
| 1570 | #define read_c0_depc() __read_ulong_c0_register($24, 0) | |
| 1571 | #define write_c0_depc(val) __write_ulong_c0_register($24, 0, val) | |
| 1572 | ||
| 1573 | /* | |
| 1574 | * MIPS32 / MIPS64 performance counters | |
| 1575 | */ | |
| 1576 | #define read_c0_perfctrl0() __read_32bit_c0_register($25, 0) | |
| 70342287 | 1577 | #define write_c0_perfctrl0(val) __write_32bit_c0_register($25, 0, val) |
| 1da177e4 | 1578 | #define read_c0_perfcntr0() __read_32bit_c0_register($25, 1) |
| 70342287 | 1579 | #define write_c0_perfcntr0(val) __write_32bit_c0_register($25, 1, val) |
| 4d36f59d DD |
1580 | #define read_c0_perfcntr0_64() __read_64bit_c0_register($25, 1) |
| 1581 | #define write_c0_perfcntr0_64(val) __write_64bit_c0_register($25, 1, val) | |
| 1da177e4 | 1582 | #define read_c0_perfctrl1() __read_32bit_c0_register($25, 2) |
| 70342287 | 1583 | #define write_c0_perfctrl1(val) __write_32bit_c0_register($25, 2, val) |
| 1da177e4 | 1584 | #define read_c0_perfcntr1() __read_32bit_c0_register($25, 3) |
| 70342287 | 1585 | #define write_c0_perfcntr1(val) __write_32bit_c0_register($25, 3, val) |
| 4d36f59d DD |
1586 | #define read_c0_perfcntr1_64() __read_64bit_c0_register($25, 3) |
| 1587 | #define write_c0_perfcntr1_64(val) __write_64bit_c0_register($25, 3, val) | |
| 1da177e4 | 1588 | #define read_c0_perfctrl2() __read_32bit_c0_register($25, 4) |
| 70342287 | 1589 | #define write_c0_perfctrl2(val) __write_32bit_c0_register($25, 4, val) |
| 1da177e4 | 1590 | #define read_c0_perfcntr2() __read_32bit_c0_register($25, 5) |
| 70342287 | 1591 | #define write_c0_perfcntr2(val) __write_32bit_c0_register($25, 5, val) |
| 4d36f59d DD |
1592 | #define read_c0_perfcntr2_64() __read_64bit_c0_register($25, 5) |
| 1593 | #define write_c0_perfcntr2_64(val) __write_64bit_c0_register($25, 5, val) | |
| 1da177e4 | 1594 | #define read_c0_perfctrl3() __read_32bit_c0_register($25, 6) |
| 70342287 | 1595 | #define write_c0_perfctrl3(val) __write_32bit_c0_register($25, 6, val) |
| 1da177e4 | 1596 | #define read_c0_perfcntr3() __read_32bit_c0_register($25, 7) |
| 70342287 | 1597 | #define write_c0_perfcntr3(val) __write_32bit_c0_register($25, 7, val) |
| 4d36f59d DD |
1598 | #define read_c0_perfcntr3_64() __read_64bit_c0_register($25, 7) |
| 1599 | #define write_c0_perfcntr3_64(val) __write_64bit_c0_register($25, 7, val) | |
| 1da177e4 | 1600 | |
| 1da177e4 LT |
1601 | #define read_c0_ecc() __read_32bit_c0_register($26, 0) |
| 1602 | #define write_c0_ecc(val) __write_32bit_c0_register($26, 0, val) | |
| 1603 | ||
| 1604 | #define read_c0_derraddr0() __read_ulong_c0_register($26, 1) | |
| 70342287 | 1605 | #define write_c0_derraddr0(val) __write_ulong_c0_register($26, 1, val) |
| 1da177e4 LT |
1606 | |
| 1607 | #define read_c0_cacheerr() __read_32bit_c0_register($27, 0) | |
| 1608 | ||
| 1609 | #define read_c0_derraddr1() __read_ulong_c0_register($27, 1) | |
| 70342287 | 1610 | #define write_c0_derraddr1(val) __write_ulong_c0_register($27, 1, val) |
| 1da177e4 LT |
1611 | |
| 1612 | #define read_c0_taglo() __read_32bit_c0_register($28, 0) | |
| 1613 | #define write_c0_taglo(val) __write_32bit_c0_register($28, 0, val) | |
| 1614 | ||
| 41c594ab RB |
1615 | #define read_c0_dtaglo() __read_32bit_c0_register($28, 2) |
| 1616 | #define write_c0_dtaglo(val) __write_32bit_c0_register($28, 2, val) | |
| 1617 | ||
| af231172 KC |
1618 | #define read_c0_ddatalo() __read_32bit_c0_register($28, 3) |
| 1619 | #define write_c0_ddatalo(val) __write_32bit_c0_register($28, 3, val) | |
| 1620 | ||
| 1621 | #define read_c0_staglo() __read_32bit_c0_register($28, 4) | |
| 1622 | #define write_c0_staglo(val) __write_32bit_c0_register($28, 4, val) | |
| 1623 | ||
| 1da177e4 LT |
1624 | #define read_c0_taghi() __read_32bit_c0_register($29, 0) |
| 1625 | #define write_c0_taghi(val) __write_32bit_c0_register($29, 0, val) | |
| 1626 | ||
| 1627 | #define read_c0_errorepc() __read_ulong_c0_register($30, 0) | |
| 1628 | #define write_c0_errorepc(val) __write_ulong_c0_register($30, 0, val) | |
| 1629 | ||
| 7a0fc58c | 1630 | /* MIPSR2 */ |
| 21a151d8 | 1631 | #define read_c0_hwrena() __read_32bit_c0_register($7, 0) |
| 7a0fc58c RB |
1632 | #define write_c0_hwrena(val) __write_32bit_c0_register($7, 0, val) |
| 1633 | ||
| 1634 | #define read_c0_intctl() __read_32bit_c0_register($12, 1) | |
| 1635 | #define write_c0_intctl(val) __write_32bit_c0_register($12, 1, val) | |
| 1636 | ||
| 1637 | #define read_c0_srsctl() __read_32bit_c0_register($12, 2) | |
| 1638 | #define write_c0_srsctl(val) __write_32bit_c0_register($12, 2, val) | |
| 1639 | ||
| 1640 | #define read_c0_srsmap() __read_32bit_c0_register($12, 3) | |
| 1641 | #define write_c0_srsmap(val) __write_32bit_c0_register($12, 3, val) | |
| 1642 | ||
| 21a151d8 | 1643 | #define read_c0_ebase() __read_32bit_c0_register($15, 1) |
| 7a0fc58c RB |
1644 | #define write_c0_ebase(val) __write_32bit_c0_register($15, 1, val) |
| 1645 | ||
| 37fb60f8 JH |
1646 | #define read_c0_ebase_64() __read_64bit_c0_register($15, 1) |
| 1647 | #define write_c0_ebase_64(val) __write_64bit_c0_register($15, 1, val) | |
| 1648 | ||
| 9b3274bd JH |
1649 | #define read_c0_cdmmbase() __read_ulong_c0_register($15, 2) |
| 1650 | #define write_c0_cdmmbase(val) __write_ulong_c0_register($15, 2, val) | |
| 1651 | ||
| 4a0156fb SH |
1652 | /* MIPSR3 */ |
| 1653 | #define read_c0_segctl0() __read_32bit_c0_register($5, 2) | |
| 1654 | #define write_c0_segctl0(val) __write_32bit_c0_register($5, 2, val) | |
| 1655 | ||
| 1656 | #define read_c0_segctl1() __read_32bit_c0_register($5, 3) | |
| 1657 | #define write_c0_segctl1(val) __write_32bit_c0_register($5, 3, val) | |
| 1658 | ||
| 1659 | #define read_c0_segctl2() __read_32bit_c0_register($5, 4) | |
| 1660 | #define write_c0_segctl2(val) __write_32bit_c0_register($5, 4, val) | |
| ed918c2d | 1661 | |
| 87d08bc9 MC |
1662 | /* Hardware Page Table Walker */ |
| 1663 | #define read_c0_pwbase() __read_ulong_c0_register($5, 5) | |
| 1664 | #define write_c0_pwbase(val) __write_ulong_c0_register($5, 5, val) | |
| 1665 | ||
| 1666 | #define read_c0_pwfield() __read_ulong_c0_register($5, 6) | |
| 1667 | #define write_c0_pwfield(val) __write_ulong_c0_register($5, 6, val) | |
| 1668 | ||
| 1669 | #define read_c0_pwsize() __read_ulong_c0_register($5, 7) | |
| 1670 | #define write_c0_pwsize(val) __write_ulong_c0_register($5, 7, val) | |
| 1671 | ||
| 1672 | #define read_c0_pwctl() __read_32bit_c0_register($6, 6) | |
| 1673 | #define write_c0_pwctl(val) __write_32bit_c0_register($6, 6, val) | |
| 1674 | ||
| 380cd582 HC |
1675 | #define read_c0_pgd() __read_64bit_c0_register($9, 7) |
| 1676 | #define write_c0_pgd(val) __write_64bit_c0_register($9, 7, val) | |
| 1677 | ||
| 1678 | #define read_c0_kpgd() __read_64bit_c0_register($31, 7) | |
| 1679 | #define write_c0_kpgd(val) __write_64bit_c0_register($31, 7, val) | |
| 1680 | ||
| ed918c2d DD |
1681 | /* Cavium OCTEON (cnMIPS) */ |
| 1682 | #define read_c0_cvmcount() __read_ulong_c0_register($9, 6) | |
| 1683 | #define write_c0_cvmcount(val) __write_ulong_c0_register($9, 6, val) | |
| 1684 | ||
| 1685 | #define read_c0_cvmctl() __read_64bit_c0_register($9, 7) | |
| 1686 | #define write_c0_cvmctl(val) __write_64bit_c0_register($9, 7, val) | |
| 1687 | ||
| 1688 | #define read_c0_cvmmemctl() __read_64bit_c0_register($11, 7) | |
| 70342287 | 1689 | #define write_c0_cvmmemctl(val) __write_64bit_c0_register($11, 7, val) |
| ed918c2d | 1690 | /* |
| 70342287 | 1691 | * The cacheerr registers are not standardized. On OCTEON, they are |
| ed918c2d DD |
1692 | * 64 bits wide. |
| 1693 | */ | |
| 1694 | #define read_octeon_c0_icacheerr() __read_64bit_c0_register($27, 0) | |
| 1695 | #define write_octeon_c0_icacheerr(val) __write_64bit_c0_register($27, 0, val) | |
| 1696 | ||
| 1697 | #define read_octeon_c0_dcacheerr() __read_64bit_c0_register($27, 1) | |
| 1698 | #define write_octeon_c0_dcacheerr(val) __write_64bit_c0_register($27, 1, val) | |
| 1699 | ||
| af231172 KC |
1700 | /* BMIPS3300 */ |
| 1701 | #define read_c0_brcm_config_0() __read_32bit_c0_register($22, 0) | |
| 1702 | #define write_c0_brcm_config_0(val) __write_32bit_c0_register($22, 0, val) | |
| 1703 | ||
| 1704 | #define read_c0_brcm_bus_pll() __read_32bit_c0_register($22, 4) | |
| 1705 | #define write_c0_brcm_bus_pll(val) __write_32bit_c0_register($22, 4, val) | |
| 1706 | ||
| 1707 | #define read_c0_brcm_reset() __read_32bit_c0_register($22, 5) | |
| 1708 | #define write_c0_brcm_reset(val) __write_32bit_c0_register($22, 5, val) | |
| 1709 | ||
| 020232f1 | 1710 | /* BMIPS43xx */ |
| af231172 KC |
1711 | #define read_c0_brcm_cmt_intr() __read_32bit_c0_register($22, 1) |
| 1712 | #define write_c0_brcm_cmt_intr(val) __write_32bit_c0_register($22, 1, val) | |
| 1713 | ||
| 1714 | #define read_c0_brcm_cmt_ctrl() __read_32bit_c0_register($22, 2) | |
| 1715 | #define write_c0_brcm_cmt_ctrl(val) __write_32bit_c0_register($22, 2, val) | |
| 1716 | ||
| 1717 | #define read_c0_brcm_cmt_local() __read_32bit_c0_register($22, 3) | |
| 1718 | #define write_c0_brcm_cmt_local(val) __write_32bit_c0_register($22, 3, val) | |
| 1719 | ||
| 1720 | #define read_c0_brcm_config_1() __read_32bit_c0_register($22, 5) | |
| 1721 | #define write_c0_brcm_config_1(val) __write_32bit_c0_register($22, 5, val) | |
| 1722 | ||
| 1723 | #define read_c0_brcm_cbr() __read_32bit_c0_register($22, 6) | |
| 1724 | #define write_c0_brcm_cbr(val) __write_32bit_c0_register($22, 6, val) | |
| 1725 | ||
| 1726 | /* BMIPS5000 */ | |
| 1727 | #define read_c0_brcm_config() __read_32bit_c0_register($22, 0) | |
| 1728 | #define write_c0_brcm_config(val) __write_32bit_c0_register($22, 0, val) | |
| 1729 | ||
| 1730 | #define read_c0_brcm_mode() __read_32bit_c0_register($22, 1) | |
| 1731 | #define write_c0_brcm_mode(val) __write_32bit_c0_register($22, 1, val) | |
| 1732 | ||
| 1733 | #define read_c0_brcm_action() __read_32bit_c0_register($22, 2) | |
| 1734 | #define write_c0_brcm_action(val) __write_32bit_c0_register($22, 2, val) | |
| 1735 | ||
| 1736 | #define read_c0_brcm_edsp() __read_32bit_c0_register($22, 3) | |
| 1737 | #define write_c0_brcm_edsp(val) __write_32bit_c0_register($22, 3, val) | |
| 1738 | ||
| 1739 | #define read_c0_brcm_bootvec() __read_32bit_c0_register($22, 4) | |
| 1740 | #define write_c0_brcm_bootvec(val) __write_32bit_c0_register($22, 4, val) | |
| 1741 | ||
| 1742 | #define read_c0_brcm_sleepcount() __read_32bit_c0_register($22, 7) | |
| 1743 | #define write_c0_brcm_sleepcount(val) __write_32bit_c0_register($22, 7, val) | |
| 1744 | ||
| 7eb91118 JH |
1745 | /* |
| 1746 | * Macros to access the guest system control coprocessor | |
| 1747 | */ | |
| 1748 | ||
| bad50d79 JH |
1749 | #ifdef TOOLCHAIN_SUPPORTS_VIRT |
| 1750 | ||
| 7eb91118 JH |
1751 | #define __read_32bit_gc0_register(source, sel) \ |
| 1752 | ({ int __res; \ | |
| 1753 | __asm__ __volatile__( \ | |
| 1754 | ".set\tpush\n\t" \ | |
| 1755 | ".set\tmips32r2\n\t" \ | |
| 1756 | ".set\tvirt\n\t" \ | |
| bad50d79 | 1757 | "mfgc0\t%0, $%1, %2\n\t" \ |
| 7eb91118 | 1758 | ".set\tpop" \ |
| bad50d79 JH |
1759 | : "=r" (__res) \ |
| 1760 | : "i" (source), "i" (sel)); \ | |
| 7eb91118 JH |
1761 | __res; \ |
| 1762 | }) | |
| 1763 | ||
| 1764 | #define __read_64bit_gc0_register(source, sel) \ | |
| 1765 | ({ unsigned long long __res; \ | |
| 1766 | __asm__ __volatile__( \ | |
| 1767 | ".set\tpush\n\t" \ | |
| 1768 | ".set\tmips64r2\n\t" \ | |
| 1769 | ".set\tvirt\n\t" \ | |
| bad50d79 | 1770 | "dmfgc0\t%0, $%1, %2\n\t" \ |
| 7eb91118 | 1771 | ".set\tpop" \ |
| bad50d79 JH |
1772 | : "=r" (__res) \ |
| 1773 | : "i" (source), "i" (sel)); \ | |
| 7eb91118 JH |
1774 | __res; \ |
| 1775 | }) | |
| 1776 | ||
| 1777 | #define __write_32bit_gc0_register(register, sel, value) \ | |
| 1778 | do { \ | |
| 1779 | __asm__ __volatile__( \ | |
| 1780 | ".set\tpush\n\t" \ | |
| 1781 | ".set\tmips32r2\n\t" \ | |
| 1782 | ".set\tvirt\n\t" \ | |
| bad50d79 | 1783 | "mtgc0\t%z0, $%1, %2\n\t" \ |
| 7eb91118 | 1784 | ".set\tpop" \ |
| bad50d79 JH |
1785 | : : "Jr" ((unsigned int)(value)), \ |
| 1786 | "i" (register), "i" (sel)); \ | |
| 7eb91118 JH |
1787 | } while (0) |
| 1788 | ||
| 1789 | #define __write_64bit_gc0_register(register, sel, value) \ | |
| 1790 | do { \ | |
| 1791 | __asm__ __volatile__( \ | |
| 1792 | ".set\tpush\n\t" \ | |
| 1793 | ".set\tmips64r2\n\t" \ | |
| 1794 | ".set\tvirt\n\t" \ | |
| bad50d79 JH |
1795 | "dmtgc0\t%z0, $%1, %2\n\t" \ |
| 1796 | ".set\tpop" \ | |
| 1797 | : : "Jr" (value), \ | |
| 1798 | "i" (register), "i" (sel)); \ | |
| 1799 | } while (0) | |
| 1800 | ||
| 1801 | #else /* TOOLCHAIN_SUPPORTS_VIRT */ | |
| 1802 | ||
| 1803 | #define __read_32bit_gc0_register(source, sel) \ | |
| 1804 | ({ int __res; \ | |
| 1805 | __asm__ __volatile__( \ | |
| 1806 | ".set\tpush\n\t" \ | |
| 1807 | ".set\tnoat\n\t" \ | |
| 1808 | "# mfgc0\t$1, $%1, %2\n\t" \ | |
| 1c48a177 JH |
1809 | _ASM_INSN_IF_MIPS(0x40610000 | %1 << 11 | %2) \ |
| 1810 | _ASM_INSN32_IF_MM(0x002004fc | %1 << 16 | %2 << 11) \ | |
| bad50d79 JH |
1811 | "move\t%0, $1\n\t" \ |
| 1812 | ".set\tpop" \ | |
| 1813 | : "=r" (__res) \ | |
| 1814 | : "i" (source), "i" (sel)); \ | |
| 1815 | __res; \ | |
| 1816 | }) | |
| 1817 | ||
| 1818 | #define __read_64bit_gc0_register(source, sel) \ | |
| 1819 | ({ unsigned long long __res; \ | |
| 1820 | __asm__ __volatile__( \ | |
| 1821 | ".set\tpush\n\t" \ | |
| 1822 | ".set\tnoat\n\t" \ | |
| 1823 | "# dmfgc0\t$1, $%1, %2\n\t" \ | |
| 1c48a177 JH |
1824 | _ASM_INSN_IF_MIPS(0x40610100 | %1 << 11 | %2) \ |
| 1825 | _ASM_INSN32_IF_MM(0x582004fc | %1 << 16 | %2 << 11) \ | |
| bad50d79 JH |
1826 | "move\t%0, $1\n\t" \ |
| 1827 | ".set\tpop" \ | |
| 1828 | : "=r" (__res) \ | |
| 1829 | : "i" (source), "i" (sel)); \ | |
| 1830 | __res; \ | |
| 1831 | }) | |
| 1832 | ||
| 1833 | #define __write_32bit_gc0_register(register, sel, value) \ | |
| 1834 | do { \ | |
| 1835 | __asm__ __volatile__( \ | |
| 1836 | ".set\tpush\n\t" \ | |
| 1837 | ".set\tnoat\n\t" \ | |
| f03984ca | 1838 | "move\t$1, %z0\n\t" \ |
| bad50d79 | 1839 | "# mtgc0\t$1, $%1, %2\n\t" \ |
| 1c48a177 JH |
1840 | _ASM_INSN_IF_MIPS(0x40610200 | %1 << 11 | %2) \ |
| 1841 | _ASM_INSN32_IF_MM(0x002006fc | %1 << 16 | %2 << 11) \ | |
| 7eb91118 | 1842 | ".set\tpop" \ |
| bad50d79 JH |
1843 | : : "Jr" ((unsigned int)(value)), \ |
| 1844 | "i" (register), "i" (sel)); \ | |
| 7eb91118 JH |
1845 | } while (0) |
| 1846 | ||
| bad50d79 JH |
1847 | #define __write_64bit_gc0_register(register, sel, value) \ |
| 1848 | do { \ | |
| 1849 | __asm__ __volatile__( \ | |
| 1850 | ".set\tpush\n\t" \ | |
| 1851 | ".set\tnoat\n\t" \ | |
| f03984ca | 1852 | "move\t$1, %z0\n\t" \ |
| bad50d79 | 1853 | "# dmtgc0\t$1, $%1, %2\n\t" \ |
| 1c48a177 JH |
1854 | _ASM_INSN_IF_MIPS(0x40610300 | %1 << 11 | %2) \ |
| 1855 | _ASM_INSN32_IF_MM(0x582006fc | %1 << 16 | %2 << 11) \ | |
| bad50d79 JH |
1856 | ".set\tpop" \ |
| 1857 | : : "Jr" (value), \ | |
| 1858 | "i" (register), "i" (sel)); \ | |
| 1859 | } while (0) | |
| 1860 | ||
| 1861 | #endif /* !TOOLCHAIN_SUPPORTS_VIRT */ | |
| 1862 | ||
| 7eb91118 JH |
1863 | #define __read_ulong_gc0_register(reg, sel) \ |
| 1864 | ((sizeof(unsigned long) == 4) ? \ | |
| 1865 | (unsigned long) __read_32bit_gc0_register(reg, sel) : \ | |
| 1866 | (unsigned long) __read_64bit_gc0_register(reg, sel)) | |
| 1867 | ||
| 1868 | #define __write_ulong_gc0_register(reg, sel, val) \ | |
| 1869 | do { \ | |
| 1870 | if (sizeof(unsigned long) == 4) \ | |
| 1871 | __write_32bit_gc0_register(reg, sel, val); \ | |
| 1872 | else \ | |
| 1873 | __write_64bit_gc0_register(reg, sel, val); \ | |
| 1874 | } while (0) | |
| 1875 | ||
| bad50d79 JH |
1876 | #define read_gc0_index() __read_32bit_gc0_register(0, 0) |
| 1877 | #define write_gc0_index(val) __write_32bit_gc0_register(0, 0, val) | |
| 7eb91118 | 1878 | |
| bad50d79 JH |
1879 | #define read_gc0_entrylo0() __read_ulong_gc0_register(2, 0) |
| 1880 | #define write_gc0_entrylo0(val) __write_ulong_gc0_register(2, 0, val) | |
| 7eb91118 | 1881 | |
| bad50d79 JH |
1882 | #define read_gc0_entrylo1() __read_ulong_gc0_register(3, 0) |
| 1883 | #define write_gc0_entrylo1(val) __write_ulong_gc0_register(3, 0, val) | |
| 7eb91118 | 1884 | |
| bad50d79 JH |
1885 | #define read_gc0_context() __read_ulong_gc0_register(4, 0) |
| 1886 | #define write_gc0_context(val) __write_ulong_gc0_register(4, 0, val) | |
| 7eb91118 | 1887 | |
| bad50d79 JH |
1888 | #define read_gc0_contextconfig() __read_32bit_gc0_register(4, 1) |
| 1889 | #define write_gc0_contextconfig(val) __write_32bit_gc0_register(4, 1, val) | |
| 7eb91118 | 1890 | |
| bad50d79 JH |
1891 | #define read_gc0_userlocal() __read_ulong_gc0_register(4, 2) |
| 1892 | #define write_gc0_userlocal(val) __write_ulong_gc0_register(4, 2, val) | |
| 7eb91118 | 1893 | |
| bad50d79 JH |
1894 | #define read_gc0_xcontextconfig() __read_ulong_gc0_register(4, 3) |
| 1895 | #define write_gc0_xcontextconfig(val) __write_ulong_gc0_register(4, 3, val) | |
| 7eb91118 | 1896 | |
| bad50d79 JH |
1897 | #define read_gc0_pagemask() __read_32bit_gc0_register(5, 0) |
| 1898 | #define write_gc0_pagemask(val) __write_32bit_gc0_register(5, 0, val) | |
| 7eb91118 | 1899 | |
| bad50d79 JH |
1900 | #define read_gc0_pagegrain() __read_32bit_gc0_register(5, 1) |
| 1901 | #define write_gc0_pagegrain(val) __write_32bit_gc0_register(5, 1, val) | |
| 7eb91118 | 1902 | |
| bad50d79 JH |
1903 | #define read_gc0_segctl0() __read_ulong_gc0_register(5, 2) |
| 1904 | #define write_gc0_segctl0(val) __write_ulong_gc0_register(5, 2, val) | |
| 7eb91118 | 1905 | |
| bad50d79 JH |
1906 | #define read_gc0_segctl1() __read_ulong_gc0_register(5, 3) |
| 1907 | #define write_gc0_segctl1(val) __write_ulong_gc0_register(5, 3, val) | |
| 7eb91118 | 1908 | |
| bad50d79 JH |
1909 | #define read_gc0_segctl2() __read_ulong_gc0_register(5, 4) |
| 1910 | #define write_gc0_segctl2(val) __write_ulong_gc0_register(5, 4, val) | |
| 1911 | ||
| 1912 | #define read_gc0_pwbase() __read_ulong_gc0_register(5, 5) | |
| 1913 | #define write_gc0_pwbase(val) __write_ulong_gc0_register(5, 5, val) | |
| 1914 | ||
| 1915 | #define read_gc0_pwfield() __read_ulong_gc0_register(5, 6) | |
| 1916 | #define write_gc0_pwfield(val) __write_ulong_gc0_register(5, 6, val) | |
| 1917 | ||
| 1918 | #define read_gc0_pwsize() __read_ulong_gc0_register(5, 7) | |
| 1919 | #define write_gc0_pwsize(val) __write_ulong_gc0_register(5, 7, val) | |
| 1920 | ||
| 1921 | #define read_gc0_wired() __read_32bit_gc0_register(6, 0) | |
| 1922 | #define write_gc0_wired(val) __write_32bit_gc0_register(6, 0, val) | |
| 1923 | ||
| 1924 | #define read_gc0_pwctl() __read_32bit_gc0_register(6, 6) | |
| 1925 | #define write_gc0_pwctl(val) __write_32bit_gc0_register(6, 6, val) | |
| 1926 | ||
| 1927 | #define read_gc0_hwrena() __read_32bit_gc0_register(7, 0) | |
| 1928 | #define write_gc0_hwrena(val) __write_32bit_gc0_register(7, 0, val) | |
| 1929 | ||
| 1930 | #define read_gc0_badvaddr() __read_ulong_gc0_register(8, 0) | |
| 1931 | #define write_gc0_badvaddr(val) __write_ulong_gc0_register(8, 0, val) | |
| 1932 | ||
| 1933 | #define read_gc0_badinstr() __read_32bit_gc0_register(8, 1) | |
| 1934 | #define write_gc0_badinstr(val) __write_32bit_gc0_register(8, 1, val) | |
| 1935 | ||
| 1936 | #define read_gc0_badinstrp() __read_32bit_gc0_register(8, 2) | |
| 1937 | #define write_gc0_badinstrp(val) __write_32bit_gc0_register(8, 2, val) | |
| 1938 | ||
| 1939 | #define read_gc0_count() __read_32bit_gc0_register(9, 0) | |
| 1940 | ||
| 1941 | #define read_gc0_entryhi() __read_ulong_gc0_register(10, 0) | |
| 1942 | #define write_gc0_entryhi(val) __write_ulong_gc0_register(10, 0, val) | |
| 1943 | ||
| 1944 | #define read_gc0_compare() __read_32bit_gc0_register(11, 0) | |
| 1945 | #define write_gc0_compare(val) __write_32bit_gc0_register(11, 0, val) | |
| 1946 | ||
| 1947 | #define read_gc0_status() __read_32bit_gc0_register(12, 0) | |
| 1948 | #define write_gc0_status(val) __write_32bit_gc0_register(12, 0, val) | |
| 1949 | ||
| 1950 | #define read_gc0_intctl() __read_32bit_gc0_register(12, 1) | |
| 1951 | #define write_gc0_intctl(val) __write_32bit_gc0_register(12, 1, val) | |
| 1952 | ||
| 1953 | #define read_gc0_cause() __read_32bit_gc0_register(13, 0) | |
| 1954 | #define write_gc0_cause(val) __write_32bit_gc0_register(13, 0, val) | |
| 1955 | ||
| 1956 | #define read_gc0_epc() __read_ulong_gc0_register(14, 0) | |
| 1957 | #define write_gc0_epc(val) __write_ulong_gc0_register(14, 0, val) | |
| 1958 | ||
| 1959 | #define read_gc0_ebase() __read_32bit_gc0_register(15, 1) | |
| 1960 | #define write_gc0_ebase(val) __write_32bit_gc0_register(15, 1, val) | |
| 1961 | ||
| 1962 | #define read_gc0_ebase_64() __read_64bit_gc0_register(15, 1) | |
| 1963 | #define write_gc0_ebase_64(val) __write_64bit_gc0_register(15, 1, val) | |
| 1964 | ||
| 1965 | #define read_gc0_config() __read_32bit_gc0_register(16, 0) | |
| 1966 | #define read_gc0_config1() __read_32bit_gc0_register(16, 1) | |
| 1967 | #define read_gc0_config2() __read_32bit_gc0_register(16, 2) | |
| 1968 | #define read_gc0_config3() __read_32bit_gc0_register(16, 3) | |
| 1969 | #define read_gc0_config4() __read_32bit_gc0_register(16, 4) | |
| 1970 | #define read_gc0_config5() __read_32bit_gc0_register(16, 5) | |
| 1971 | #define read_gc0_config6() __read_32bit_gc0_register(16, 6) | |
| 1972 | #define read_gc0_config7() __read_32bit_gc0_register(16, 7) | |
| 1973 | #define write_gc0_config(val) __write_32bit_gc0_register(16, 0, val) | |
| 1974 | #define write_gc0_config1(val) __write_32bit_gc0_register(16, 1, val) | |
| 1975 | #define write_gc0_config2(val) __write_32bit_gc0_register(16, 2, val) | |
| 1976 | #define write_gc0_config3(val) __write_32bit_gc0_register(16, 3, val) | |
| 1977 | #define write_gc0_config4(val) __write_32bit_gc0_register(16, 4, val) | |
| 1978 | #define write_gc0_config5(val) __write_32bit_gc0_register(16, 5, val) | |
| 1979 | #define write_gc0_config6(val) __write_32bit_gc0_register(16, 6, val) | |
| 1980 | #define write_gc0_config7(val) __write_32bit_gc0_register(16, 7, val) | |
| 1981 | ||
| 1982 | #define read_gc0_watchlo0() __read_ulong_gc0_register(18, 0) | |
| 1983 | #define read_gc0_watchlo1() __read_ulong_gc0_register(18, 1) | |
| 1984 | #define read_gc0_watchlo2() __read_ulong_gc0_register(18, 2) | |
| 1985 | #define read_gc0_watchlo3() __read_ulong_gc0_register(18, 3) | |
| 1986 | #define read_gc0_watchlo4() __read_ulong_gc0_register(18, 4) | |
| 1987 | #define read_gc0_watchlo5() __read_ulong_gc0_register(18, 5) | |
| 1988 | #define read_gc0_watchlo6() __read_ulong_gc0_register(18, 6) | |
| 1989 | #define read_gc0_watchlo7() __read_ulong_gc0_register(18, 7) | |
| 1990 | #define write_gc0_watchlo0(val) __write_ulong_gc0_register(18, 0, val) | |
| 1991 | #define write_gc0_watchlo1(val) __write_ulong_gc0_register(18, 1, val) | |
| 1992 | #define write_gc0_watchlo2(val) __write_ulong_gc0_register(18, 2, val) | |
| 1993 | #define write_gc0_watchlo3(val) __write_ulong_gc0_register(18, 3, val) | |
| 1994 | #define write_gc0_watchlo4(val) __write_ulong_gc0_register(18, 4, val) | |
| 1995 | #define write_gc0_watchlo5(val) __write_ulong_gc0_register(18, 5, val) | |
| 1996 | #define write_gc0_watchlo6(val) __write_ulong_gc0_register(18, 6, val) | |
| 1997 | #define write_gc0_watchlo7(val) __write_ulong_gc0_register(18, 7, val) | |
| 1998 | ||
| 1999 | #define read_gc0_watchhi0() __read_32bit_gc0_register(19, 0) | |
| 2000 | #define read_gc0_watchhi1() __read_32bit_gc0_register(19, 1) | |
| 2001 | #define read_gc0_watchhi2() __read_32bit_gc0_register(19, 2) | |
| 2002 | #define read_gc0_watchhi3() __read_32bit_gc0_register(19, 3) | |
| 2003 | #define read_gc0_watchhi4() __read_32bit_gc0_register(19, 4) | |
| 2004 | #define read_gc0_watchhi5() __read_32bit_gc0_register(19, 5) | |
| 2005 | #define read_gc0_watchhi6() __read_32bit_gc0_register(19, 6) | |
| 2006 | #define read_gc0_watchhi7() __read_32bit_gc0_register(19, 7) | |
| 2007 | #define write_gc0_watchhi0(val) __write_32bit_gc0_register(19, 0, val) | |
| 2008 | #define write_gc0_watchhi1(val) __write_32bit_gc0_register(19, 1, val) | |
| 2009 | #define write_gc0_watchhi2(val) __write_32bit_gc0_register(19, 2, val) | |
| 2010 | #define write_gc0_watchhi3(val) __write_32bit_gc0_register(19, 3, val) | |
| 2011 | #define write_gc0_watchhi4(val) __write_32bit_gc0_register(19, 4, val) | |
| 2012 | #define write_gc0_watchhi5(val) __write_32bit_gc0_register(19, 5, val) | |
| 2013 | #define write_gc0_watchhi6(val) __write_32bit_gc0_register(19, 6, val) | |
| 2014 | #define write_gc0_watchhi7(val) __write_32bit_gc0_register(19, 7, val) | |
| 2015 | ||
| 2016 | #define read_gc0_xcontext() __read_ulong_gc0_register(20, 0) | |
| 2017 | #define write_gc0_xcontext(val) __write_ulong_gc0_register(20, 0, val) | |
| 2018 | ||
| 2019 | #define read_gc0_perfctrl0() __read_32bit_gc0_register(25, 0) | |
| 2020 | #define write_gc0_perfctrl0(val) __write_32bit_gc0_register(25, 0, val) | |
| 2021 | #define read_gc0_perfcntr0() __read_32bit_gc0_register(25, 1) | |
| 2022 | #define write_gc0_perfcntr0(val) __write_32bit_gc0_register(25, 1, val) | |
| 2023 | #define read_gc0_perfcntr0_64() __read_64bit_gc0_register(25, 1) | |
| 2024 | #define write_gc0_perfcntr0_64(val) __write_64bit_gc0_register(25, 1, val) | |
| 2025 | #define read_gc0_perfctrl1() __read_32bit_gc0_register(25, 2) | |
| 2026 | #define write_gc0_perfctrl1(val) __write_32bit_gc0_register(25, 2, val) | |
| 2027 | #define read_gc0_perfcntr1() __read_32bit_gc0_register(25, 3) | |
| 2028 | #define write_gc0_perfcntr1(val) __write_32bit_gc0_register(25, 3, val) | |
| 2029 | #define read_gc0_perfcntr1_64() __read_64bit_gc0_register(25, 3) | |
| 2030 | #define write_gc0_perfcntr1_64(val) __write_64bit_gc0_register(25, 3, val) | |
| 2031 | #define read_gc0_perfctrl2() __read_32bit_gc0_register(25, 4) | |
| 2032 | #define write_gc0_perfctrl2(val) __write_32bit_gc0_register(25, 4, val) | |
| 2033 | #define read_gc0_perfcntr2() __read_32bit_gc0_register(25, 5) | |
| 2034 | #define write_gc0_perfcntr2(val) __write_32bit_gc0_register(25, 5, val) | |
| 2035 | #define read_gc0_perfcntr2_64() __read_64bit_gc0_register(25, 5) | |
| 2036 | #define write_gc0_perfcntr2_64(val) __write_64bit_gc0_register(25, 5, val) | |
| 2037 | #define read_gc0_perfctrl3() __read_32bit_gc0_register(25, 6) | |
| 2038 | #define write_gc0_perfctrl3(val) __write_32bit_gc0_register(25, 6, val) | |
| 2039 | #define read_gc0_perfcntr3() __read_32bit_gc0_register(25, 7) | |
| 2040 | #define write_gc0_perfcntr3(val) __write_32bit_gc0_register(25, 7, val) | |
| 2041 | #define read_gc0_perfcntr3_64() __read_64bit_gc0_register(25, 7) | |
| 2042 | #define write_gc0_perfcntr3_64(val) __write_64bit_gc0_register(25, 7, val) | |
| 2043 | ||
| 2044 | #define read_gc0_errorepc() __read_ulong_gc0_register(30, 0) | |
| 2045 | #define write_gc0_errorepc(val) __write_ulong_gc0_register(30, 0, val) | |
| 2046 | ||
| 2047 | #define read_gc0_kscratch1() __read_ulong_gc0_register(31, 2) | |
| 2048 | #define read_gc0_kscratch2() __read_ulong_gc0_register(31, 3) | |
| 2049 | #define read_gc0_kscratch3() __read_ulong_gc0_register(31, 4) | |
| 2050 | #define read_gc0_kscratch4() __read_ulong_gc0_register(31, 5) | |
| 2051 | #define read_gc0_kscratch5() __read_ulong_gc0_register(31, 6) | |
| 2052 | #define read_gc0_kscratch6() __read_ulong_gc0_register(31, 7) | |
| 2053 | #define write_gc0_kscratch1(val) __write_ulong_gc0_register(31, 2, val) | |
| 2054 | #define write_gc0_kscratch2(val) __write_ulong_gc0_register(31, 3, val) | |
| 2055 | #define write_gc0_kscratch3(val) __write_ulong_gc0_register(31, 4, val) | |
| 2056 | #define write_gc0_kscratch4(val) __write_ulong_gc0_register(31, 5, val) | |
| 2057 | #define write_gc0_kscratch5(val) __write_ulong_gc0_register(31, 6, val) | |
| 2058 | #define write_gc0_kscratch6(val) __write_ulong_gc0_register(31, 7, val) | |
| 7eb91118 | 2059 | |
| 1da177e4 LT |
2060 | /* |
| 2061 | * Macros to access the floating point coprocessor control registers | |
| 2062 | */ | |
| 842dfc11 | 2063 | #define _read_32bit_cp1_register(source, gas_hardfloat) \ |
| b9688310 | 2064 | ({ \ |
| c46a2f01 | 2065 | unsigned int __res; \ |
| b9688310 SH |
2066 | \ |
| 2067 | __asm__ __volatile__( \ | |
| 2068 | " .set push \n" \ | |
| 2069 | " .set reorder \n" \ | |
| 2070 | " # gas fails to assemble cfc1 for some archs, \n" \ | |
| 2071 | " # like Octeon. \n" \ | |
| 2072 | " .set mips1 \n" \ | |
| 842dfc11 | 2073 | " "STR(gas_hardfloat)" \n" \ |
| b9688310 SH |
2074 | " cfc1 %0,"STR(source)" \n" \ |
| 2075 | " .set pop \n" \ | |
| 2076 | : "=r" (__res)); \ | |
| 2077 | __res; \ | |
| 2078 | }) | |
| 1da177e4 | 2079 | |
| 5e32033e JH |
2080 | #define _write_32bit_cp1_register(dest, val, gas_hardfloat) \ |
| 2081 | do { \ | |
| 2082 | __asm__ __volatile__( \ | |
| 2083 | " .set push \n" \ | |
| 2084 | " .set reorder \n" \ | |
| 2085 | " "STR(gas_hardfloat)" \n" \ | |
| 2086 | " ctc1 %0,"STR(dest)" \n" \ | |
| 2087 | " .set pop \n" \ | |
| 2088 | : : "r" (val)); \ | |
| 2089 | } while (0) | |
| 2090 | ||
| 842dfc11 ML |
2091 | #ifdef GAS_HAS_SET_HARDFLOAT |
| 2092 | #define read_32bit_cp1_register(source) \ | |
| 2093 | _read_32bit_cp1_register(source, .set hardfloat) | |
| 5e32033e JH |
2094 | #define write_32bit_cp1_register(dest, val) \ |
| 2095 | _write_32bit_cp1_register(dest, val, .set hardfloat) | |
| 842dfc11 ML |
2096 | #else |
| 2097 | #define read_32bit_cp1_register(source) \ | |
| 2098 | _read_32bit_cp1_register(source, ) | |
| 5e32033e JH |
2099 | #define write_32bit_cp1_register(dest, val) \ |
| 2100 | _write_32bit_cp1_register(dest, val, ) | |
| 842dfc11 ML |
2101 | #endif |
| 2102 | ||
| 32a7ede6 | 2103 | #ifdef HAVE_AS_DSP |
| e50c0a8f RB |
2104 | #define rddsp(mask) \ |
| 2105 | ({ \ | |
| 32a7ede6 | 2106 | unsigned int __dspctl; \ |
| e50c0a8f RB |
2107 | \ |
| 2108 | __asm__ __volatile__( \ | |
| 63c2b681 FF |
2109 | " .set push \n" \ |
| 2110 | " .set dsp \n" \ | |
| 32a7ede6 | 2111 | " rddsp %0, %x1 \n" \ |
| 63c2b681 | 2112 | " .set pop \n" \ |
| 32a7ede6 | 2113 | : "=r" (__dspctl) \ |
| e50c0a8f | 2114 | : "i" (mask)); \ |
| 32a7ede6 | 2115 | __dspctl; \ |
| e50c0a8f RB |
2116 | }) |
| 2117 | ||
| 2118 | #define wrdsp(val, mask) \ | |
| 2119 | do { \ | |
| e50c0a8f | 2120 | __asm__ __volatile__( \ |
| 63c2b681 FF |
2121 | " .set push \n" \ |
| 2122 | " .set dsp \n" \ | |
| 32a7ede6 | 2123 | " wrdsp %0, %x1 \n" \ |
| 63c2b681 | 2124 | " .set pop \n" \ |
| 70342287 | 2125 | : \ |
| e50c0a8f | 2126 | : "r" (val), "i" (mask)); \ |
| e50c0a8f RB |
2127 | } while (0) |
| 2128 | ||
| 63c2b681 FF |
2129 | #define mflo0() \ |
| 2130 | ({ \ | |
| 2131 | long mflo0; \ | |
| 2132 | __asm__( \ | |
| 2133 | " .set push \n" \ | |
| 2134 | " .set dsp \n" \ | |
| 2135 | " mflo %0, $ac0 \n" \ | |
| 2136 | " .set pop \n" \ | |
| 2137 | : "=r" (mflo0)); \ | |
| 2138 | mflo0; \ | |
| 2139 | }) | |
| 2140 | ||
| 2141 | #define mflo1() \ | |
| 2142 | ({ \ | |
| 2143 | long mflo1; \ | |
| 2144 | __asm__( \ | |
| 2145 | " .set push \n" \ | |
| 2146 | " .set dsp \n" \ | |
| 2147 | " mflo %0, $ac1 \n" \ | |
| 2148 | " .set pop \n" \ | |
| 2149 | : "=r" (mflo1)); \ | |
| 2150 | mflo1; \ | |
| 2151 | }) | |
| 2152 | ||
| 2153 | #define mflo2() \ | |
| 2154 | ({ \ | |
| 2155 | long mflo2; \ | |
| 2156 | __asm__( \ | |
| 2157 | " .set push \n" \ | |
| 2158 | " .set dsp \n" \ | |
| 2159 | " mflo %0, $ac2 \n" \ | |
| 2160 | " .set pop \n" \ | |
| 2161 | : "=r" (mflo2)); \ | |
| 2162 | mflo2; \ | |
| 2163 | }) | |
| 2164 | ||
| 2165 | #define mflo3() \ | |
| 2166 | ({ \ | |
| 2167 | long mflo3; \ | |
| 2168 | __asm__( \ | |
| 2169 | " .set push \n" \ | |
| 2170 | " .set dsp \n" \ | |
| 2171 | " mflo %0, $ac3 \n" \ | |
| 2172 | " .set pop \n" \ | |
| 2173 | : "=r" (mflo3)); \ | |
| 2174 | mflo3; \ | |
| 2175 | }) | |
| 2176 | ||
| 2177 | #define mfhi0() \ | |
| 2178 | ({ \ | |
| 2179 | long mfhi0; \ | |
| 2180 | __asm__( \ | |
| 2181 | " .set push \n" \ | |
| 2182 | " .set dsp \n" \ | |
| 2183 | " mfhi %0, $ac0 \n" \ | |
| 2184 | " .set pop \n" \ | |
| 2185 | : "=r" (mfhi0)); \ | |
| 2186 | mfhi0; \ | |
| 2187 | }) | |
| 2188 | ||
| 2189 | #define mfhi1() \ | |
| 2190 | ({ \ | |
| 2191 | long mfhi1; \ | |
| 2192 | __asm__( \ | |
| 2193 | " .set push \n" \ | |
| 2194 | " .set dsp \n" \ | |
| 2195 | " mfhi %0, $ac1 \n" \ | |
| 2196 | " .set pop \n" \ | |
| 2197 | : "=r" (mfhi1)); \ | |
| 2198 | mfhi1; \ | |
| 2199 | }) | |
| 2200 | ||
| 2201 | #define mfhi2() \ | |
| 2202 | ({ \ | |
| 2203 | long mfhi2; \ | |
| 2204 | __asm__( \ | |
| 2205 | " .set push \n" \ | |
| 2206 | " .set dsp \n" \ | |
| 2207 | " mfhi %0, $ac2 \n" \ | |
| 2208 | " .set pop \n" \ | |
| 2209 | : "=r" (mfhi2)); \ | |
| 2210 | mfhi2; \ | |
| 2211 | }) | |
| 2212 | ||
| 2213 | #define mfhi3() \ | |
| 2214 | ({ \ | |
| 2215 | long mfhi3; \ | |
| 2216 | __asm__( \ | |
| 2217 | " .set push \n" \ | |
| 2218 | " .set dsp \n" \ | |
| 2219 | " mfhi %0, $ac3 \n" \ | |
| 2220 | " .set pop \n" \ | |
| 2221 | : "=r" (mfhi3)); \ | |
| 2222 | mfhi3; \ | |
| 2223 | }) | |
| 2224 | ||
| 2225 | ||
| 2226 | #define mtlo0(x) \ | |
| 2227 | ({ \ | |
| 2228 | __asm__( \ | |
| 2229 | " .set push \n" \ | |
| 2230 | " .set dsp \n" \ | |
| 2231 | " mtlo %0, $ac0 \n" \ | |
| 2232 | " .set pop \n" \ | |
| 2233 | : \ | |
| 2234 | : "r" (x)); \ | |
| 2235 | }) | |
| 2236 | ||
| 2237 | #define mtlo1(x) \ | |
| 2238 | ({ \ | |
| 2239 | __asm__( \ | |
| 2240 | " .set push \n" \ | |
| 2241 | " .set dsp \n" \ | |
| 2242 | " mtlo %0, $ac1 \n" \ | |
| 2243 | " .set pop \n" \ | |
| 2244 | : \ | |
| 2245 | : "r" (x)); \ | |
| 2246 | }) | |
| 2247 | ||
| 2248 | #define mtlo2(x) \ | |
| 2249 | ({ \ | |
| 2250 | __asm__( \ | |
| 2251 | " .set push \n" \ | |
| 2252 | " .set dsp \n" \ | |
| 2253 | " mtlo %0, $ac2 \n" \ | |
| 2254 | " .set pop \n" \ | |
| 2255 | : \ | |
| 2256 | : "r" (x)); \ | |
| 2257 | }) | |
| 2258 | ||
| 2259 | #define mtlo3(x) \ | |
| 2260 | ({ \ | |
| 2261 | __asm__( \ | |
| 2262 | " .set push \n" \ | |
| 2263 | " .set dsp \n" \ | |
| 2264 | " mtlo %0, $ac3 \n" \ | |
| 2265 | " .set pop \n" \ | |
| 2266 | : \ | |
| 2267 | : "r" (x)); \ | |
| 2268 | }) | |
| 2269 | ||
| 2270 | #define mthi0(x) \ | |
| 2271 | ({ \ | |
| 2272 | __asm__( \ | |
| 2273 | " .set push \n" \ | |
| 2274 | " .set dsp \n" \ | |
| 2275 | " mthi %0, $ac0 \n" \ | |
| 2276 | " .set pop \n" \ | |
| 2277 | : \ | |
| 2278 | : "r" (x)); \ | |
| 2279 | }) | |
| 2280 | ||
| 2281 | #define mthi1(x) \ | |
| 2282 | ({ \ | |
| 2283 | __asm__( \ | |
| 2284 | " .set push \n" \ | |
| 2285 | " .set dsp \n" \ | |
| 2286 | " mthi %0, $ac1 \n" \ | |
| 2287 | " .set pop \n" \ | |
| 2288 | : \ | |
| 2289 | : "r" (x)); \ | |
| 2290 | }) | |
| 2291 | ||
| 2292 | #define mthi2(x) \ | |
| 2293 | ({ \ | |
| 2294 | __asm__( \ | |
| 2295 | " .set push \n" \ | |
| 2296 | " .set dsp \n" \ | |
| 2297 | " mthi %0, $ac2 \n" \ | |
| 2298 | " .set pop \n" \ | |
| 2299 | : \ | |
| 2300 | : "r" (x)); \ | |
| 2301 | }) | |
| 2302 | ||
| 2303 | #define mthi3(x) \ | |
| 2304 | ({ \ | |
| 2305 | __asm__( \ | |
| 2306 | " .set push \n" \ | |
| 2307 | " .set dsp \n" \ | |
| 2308 | " mthi %0, $ac3 \n" \ | |
| 2309 | " .set pop \n" \ | |
| 2310 | : \ | |
| 2311 | : "r" (x)); \ | |
| 2312 | }) | |
| e50c0a8f RB |
2313 | |
| 2314 | #else | |
| 2315 | ||
| d0c1b478 | 2316 | #define rddsp(mask) \ |
| e50c0a8f | 2317 | ({ \ |
| d0c1b478 | 2318 | unsigned int __res; \ |
| e50c0a8f RB |
2319 | \ |
| 2320 | __asm__ __volatile__( \ | |
| e50c0a8f RB |
2321 | " .set push \n" \ |
| 2322 | " .set noat \n" \ | |
| d0c1b478 | 2323 | " # rddsp $1, %x1 \n" \ |
| 5aadab0c JH |
2324 | _ASM_INSN_IF_MIPS(0x7c000cb8 | (%x1 << 16)) \ |
| 2325 | _ASM_INSN32_IF_MM(0x0020067c | (%x1 << 14)) \ | |
| d0c1b478 | 2326 | " move %0, $1 \n" \ |
| e50c0a8f | 2327 | " .set pop \n" \ |
| d0c1b478 SH |
2328 | : "=r" (__res) \ |
| 2329 | : "i" (mask)); \ | |
| 2330 | __res; \ | |
| 2331 | }) | |
| e50c0a8f | 2332 | |
| d0c1b478 | 2333 | #define wrdsp(val, mask) \ |
| e50c0a8f RB |
2334 | do { \ |
| 2335 | __asm__ __volatile__( \ | |
| 2336 | " .set push \n" \ | |
| 2337 | " .set noat \n" \ | |
| 2338 | " move $1, %0 \n" \ | |
| d0c1b478 | 2339 | " # wrdsp $1, %x1 \n" \ |
| 5aadab0c JH |
2340 | _ASM_INSN_IF_MIPS(0x7c2004f8 | (%x1 << 11)) \ |
| 2341 | _ASM_INSN32_IF_MM(0x0020167c | (%x1 << 14)) \ | |
| e50c0a8f RB |
2342 | " .set pop \n" \ |
| 2343 | : \ | |
| d0c1b478 | 2344 | : "r" (val), "i" (mask)); \ |
| e50c0a8f RB |
2345 | } while (0) |
| 2346 | ||
| 5aadab0c | 2347 | #define _dsp_mfxxx(ins) \ |
| d0c1b478 SH |
2348 | ({ \ |
| 2349 | unsigned long __treg; \ | |
| 2350 | \ | |
| e50c0a8f RB |
2351 | __asm__ __volatile__( \ |
| 2352 | " .set push \n" \ | |
| 2353 | " .set noat \n" \ | |
| 5aadab0c JH |
2354 | _ASM_INSN_IF_MIPS(0x00000810 | %X1) \ |
| 2355 | _ASM_INSN32_IF_MM(0x0001007c | %x1) \ | |
| d0c1b478 | 2356 | " move %0, $1 \n" \ |
| e50c0a8f | 2357 | " .set pop \n" \ |
| d0c1b478 SH |
2358 | : "=r" (__treg) \ |
| 2359 | : "i" (ins)); \ | |
| 2360 | __treg; \ | |
| 2361 | }) | |
| e50c0a8f | 2362 | |
| 5aadab0c | 2363 | #define _dsp_mtxxx(val, ins) \ |
| e50c0a8f RB |
2364 | do { \ |
| 2365 | __asm__ __volatile__( \ | |
| 2366 | " .set push \n" \ | |
| 2367 | " .set noat \n" \ | |
| 2368 | " move $1, %0 \n" \ | |
| 5aadab0c JH |
2369 | _ASM_INSN_IF_MIPS(0x00200011 | %X1) \ |
| 2370 | _ASM_INSN32_IF_MM(0x0001207c | %x1) \ | |
| e50c0a8f RB |
2371 | " .set pop \n" \ |
| 2372 | : \ | |
| d0c1b478 | 2373 | : "r" (val), "i" (ins)); \ |
| e50c0a8f RB |
2374 | } while (0) |
| 2375 | ||
| 5aadab0c | 2376 | #ifdef CONFIG_CPU_MICROMIPS |
| d0c1b478 | 2377 | |
| 5aadab0c JH |
2378 | #define _dsp_mflo(reg) _dsp_mfxxx((reg << 14) | 0x1000) |
| 2379 | #define _dsp_mfhi(reg) _dsp_mfxxx((reg << 14) | 0x0000) | |
| d0c1b478 | 2380 | |
| 5aadab0c JH |
2381 | #define _dsp_mtlo(val, reg) _dsp_mtxxx(val, ((reg << 14) | 0x1000)) |
| 2382 | #define _dsp_mthi(val, reg) _dsp_mtxxx(val, ((reg << 14) | 0x0000)) | |
| d0c1b478 SH |
2383 | |
| 2384 | #else /* !CONFIG_CPU_MICROMIPS */ | |
| e50c0a8f | 2385 | |
| 4cb764b4 SH |
2386 | #define _dsp_mflo(reg) _dsp_mfxxx((reg << 21) | 0x0002) |
| 2387 | #define _dsp_mfhi(reg) _dsp_mfxxx((reg << 21) | 0x0000) | |
| e50c0a8f | 2388 | |
| 4cb764b4 SH |
2389 | #define _dsp_mtlo(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0002)) |
| 2390 | #define _dsp_mthi(val, reg) _dsp_mtxxx(val, ((reg << 11) | 0x0000)) | |
| e50c0a8f | 2391 | |
| 5aadab0c JH |
2392 | #endif /* CONFIG_CPU_MICROMIPS */ |
| 2393 | ||
| 4cb764b4 SH |
2394 | #define mflo0() _dsp_mflo(0) |
| 2395 | #define mflo1() _dsp_mflo(1) | |
| 2396 | #define mflo2() _dsp_mflo(2) | |
| 2397 | #define mflo3() _dsp_mflo(3) | |
| e50c0a8f | 2398 | |
| 4cb764b4 SH |
2399 | #define mfhi0() _dsp_mfhi(0) |
| 2400 | #define mfhi1() _dsp_mfhi(1) | |
| 2401 | #define mfhi2() _dsp_mfhi(2) | |
| 2402 | #define mfhi3() _dsp_mfhi(3) | |
| e50c0a8f | 2403 | |
| 4cb764b4 SH |
2404 | #define mtlo0(x) _dsp_mtlo(x, 0) |
| 2405 | #define mtlo1(x) _dsp_mtlo(x, 1) | |
| 2406 | #define mtlo2(x) _dsp_mtlo(x, 2) | |
| 2407 | #define mtlo3(x) _dsp_mtlo(x, 3) | |
| e50c0a8f | 2408 | |
| 4cb764b4 SH |
2409 | #define mthi0(x) _dsp_mthi(x, 0) |
| 2410 | #define mthi1(x) _dsp_mthi(x, 1) | |
| 2411 | #define mthi2(x) _dsp_mthi(x, 2) | |
| 2412 | #define mthi3(x) _dsp_mthi(x, 3) | |
| e50c0a8f RB |
2413 | |
| 2414 | #endif | |
| 2415 | ||
| 1da177e4 LT |
2416 | /* |
| 2417 | * TLB operations. | |
| 2418 | * | |
| 2419 | * It is responsibility of the caller to take care of any TLB hazards. | |
| 2420 | */ | |
| 2421 | static inline void tlb_probe(void) | |
| 2422 | { | |
| 2423 | __asm__ __volatile__( | |
| 2424 | ".set noreorder\n\t" | |
| 2425 | "tlbp\n\t" | |
| 2426 | ".set reorder"); | |
| 2427 | } | |
| 2428 | ||
| 2429 | static inline void tlb_read(void) | |
| 2430 | { | |
| 9267a30d MSJ |
2431 | #if MIPS34K_MISSED_ITLB_WAR |
| 2432 | int res = 0; | |
| 2433 | ||
| 2434 | __asm__ __volatile__( | |
| 2435 | " .set push \n" | |
| 2436 | " .set noreorder \n" | |
| 2437 | " .set noat \n" | |
| 2438 | " .set mips32r2 \n" | |
| 2439 | " .word 0x41610001 # dvpe $1 \n" | |
| 2440 | " move %0, $1 \n" | |
| 2441 | " ehb \n" | |
| 2442 | " .set pop \n" | |
| 2443 | : "=r" (res)); | |
| 2444 | ||
| 2445 | instruction_hazard(); | |
| 2446 | #endif | |
| 2447 | ||
| 1da177e4 LT |
2448 | __asm__ __volatile__( |
| 2449 | ".set noreorder\n\t" | |
| 2450 | "tlbr\n\t" | |
| 2451 | ".set reorder"); | |
| 9267a30d MSJ |
2452 | |
| 2453 | #if MIPS34K_MISSED_ITLB_WAR | |
| 2454 | if ((res & _ULCAST_(1))) | |
| 2455 | __asm__ __volatile__( | |
| 2456 | " .set push \n" | |
| 2457 | " .set noreorder \n" | |
| 2458 | " .set noat \n" | |
| 2459 | " .set mips32r2 \n" | |
| 2460 | " .word 0x41600021 # evpe \n" | |
| 2461 | " ehb \n" | |
| 2462 | " .set pop \n"); | |
| 2463 | #endif | |
| 1da177e4 LT |
2464 | } |
| 2465 | ||
| 2466 | static inline void tlb_write_indexed(void) | |
| 2467 | { | |
| 2468 | __asm__ __volatile__( | |
| 2469 | ".set noreorder\n\t" | |
| 2470 | "tlbwi\n\t" | |
| 2471 | ".set reorder"); | |
| 2472 | } | |
| 2473 | ||
| 2474 | static inline void tlb_write_random(void) | |
| 2475 | { | |
| 2476 | __asm__ __volatile__( | |
| 2477 | ".set noreorder\n\t" | |
| 2478 | "tlbwr\n\t" | |
| 2479 | ".set reorder"); | |
| 2480 | } | |
| 2481 | ||
| bad50d79 JH |
2482 | #ifdef TOOLCHAIN_SUPPORTS_VIRT |
| 2483 | ||
| 1da177e4 | 2484 | /* |
| 7eb91118 JH |
2485 | * Guest TLB operations. |
| 2486 | * | |
| 2487 | * It is responsibility of the caller to take care of any TLB hazards. | |
| 2488 | */ | |
| 2489 | static inline void guest_tlb_probe(void) | |
| 2490 | { | |
| 2491 | __asm__ __volatile__( | |
| 2492 | ".set push\n\t" | |
| 2493 | ".set noreorder\n\t" | |
| 2494 | ".set virt\n\t" | |
| 2495 | "tlbgp\n\t" | |
| 2496 | ".set pop"); | |
| 2497 | } | |
| 2498 | ||
| 2499 | static inline void guest_tlb_read(void) | |
| 2500 | { | |
| 2501 | __asm__ __volatile__( | |
| 2502 | ".set push\n\t" | |
| 2503 | ".set noreorder\n\t" | |
| 2504 | ".set virt\n\t" | |
| 2505 | "tlbgr\n\t" | |
| 2506 | ".set pop"); | |
| 2507 | } | |
| 2508 | ||
| 2509 | static inline void guest_tlb_write_indexed(void) | |
| 2510 | { | |
| 2511 | __asm__ __volatile__( | |
| 2512 | ".set push\n\t" | |
| 2513 | ".set noreorder\n\t" | |
| 2514 | ".set virt\n\t" | |
| 2515 | "tlbgwi\n\t" | |
| 2516 | ".set pop"); | |
| 2517 | } | |
| 2518 | ||
| 2519 | static inline void guest_tlb_write_random(void) | |
| 2520 | { | |
| 2521 | __asm__ __volatile__( | |
| 2522 | ".set push\n\t" | |
| 2523 | ".set noreorder\n\t" | |
| 2524 | ".set virt\n\t" | |
| 2525 | "tlbgwr\n\t" | |
| 2526 | ".set pop"); | |
| 2527 | } | |
| 2528 | ||
| 2529 | /* | |
| 2530 | * Guest TLB Invalidate Flush | |
| 1da177e4 | 2531 | */ |
| 7eb91118 JH |
2532 | static inline void guest_tlbinvf(void) |
| 2533 | { | |
| 2534 | __asm__ __volatile__( | |
| 2535 | ".set push\n\t" | |
| 2536 | ".set noreorder\n\t" | |
| 2537 | ".set virt\n\t" | |
| 2538 | "tlbginvf\n\t" | |
| 2539 | ".set pop"); | |
| 2540 | } | |
| 2541 | ||
| bad50d79 JH |
2542 | #else /* TOOLCHAIN_SUPPORTS_VIRT */ |
| 2543 | ||
| 2544 | /* | |
| 2545 | * Guest TLB operations. | |
| 2546 | * | |
| 2547 | * It is responsibility of the caller to take care of any TLB hazards. | |
| 2548 | */ | |
| 2549 | static inline void guest_tlb_probe(void) | |
| 2550 | { | |
| 2551 | __asm__ __volatile__( | |
| 2552 | "# tlbgp\n\t" | |
| 1c48a177 JH |
2553 | _ASM_INSN_IF_MIPS(0x42000010) |
| 2554 | _ASM_INSN32_IF_MM(0x0000017c)); | |
| bad50d79 JH |
2555 | } |
| 2556 | ||
| 2557 | static inline void guest_tlb_read(void) | |
| 2558 | { | |
| 2559 | __asm__ __volatile__( | |
| 2560 | "# tlbgr\n\t" | |
| 1c48a177 JH |
2561 | _ASM_INSN_IF_MIPS(0x42000009) |
| 2562 | _ASM_INSN32_IF_MM(0x0000117c)); | |
| bad50d79 JH |
2563 | } |
| 2564 | ||
| 2565 | static inline void guest_tlb_write_indexed(void) | |
| 2566 | { | |
| 2567 | __asm__ __volatile__( | |
| 2568 | "# tlbgwi\n\t" | |
| 1c48a177 JH |
2569 | _ASM_INSN_IF_MIPS(0x4200000a) |
| 2570 | _ASM_INSN32_IF_MM(0x0000217c)); | |
| bad50d79 JH |
2571 | } |
| 2572 | ||
| 2573 | static inline void guest_tlb_write_random(void) | |
| 2574 | { | |
| 2575 | __asm__ __volatile__( | |
| 2576 | "# tlbgwr\n\t" | |
| 1c48a177 JH |
2577 | _ASM_INSN_IF_MIPS(0x4200000e) |
| 2578 | _ASM_INSN32_IF_MM(0x0000317c)); | |
| bad50d79 JH |
2579 | } |
| 2580 | ||
| 2581 | /* | |
| 2582 | * Guest TLB Invalidate Flush | |
| 2583 | */ | |
| 2584 | static inline void guest_tlbinvf(void) | |
| 2585 | { | |
| 2586 | __asm__ __volatile__( | |
| 2587 | "# tlbginvf\n\t" | |
| 1c48a177 JH |
2588 | _ASM_INSN_IF_MIPS(0x4200000c) |
| 2589 | _ASM_INSN32_IF_MM(0x0000517c)); | |
| bad50d79 JH |
2590 | } |
| 2591 | ||
| 2592 | #endif /* !TOOLCHAIN_SUPPORTS_VIRT */ | |
| 2593 | ||
| 7eb91118 JH |
2594 | /* |
| 2595 | * Manipulate bits in a register. | |
| 2596 | */ | |
| 2597 | #define __BUILD_SET_COMMON(name) \ | |
| 1da177e4 | 2598 | static inline unsigned int \ |
| 7eb91118 | 2599 | set_##name(unsigned int set) \ |
| 1da177e4 | 2600 | { \ |
| 89e18eb3 | 2601 | unsigned int res, new; \ |
| 1da177e4 | 2602 | \ |
| 7eb91118 | 2603 | res = read_##name(); \ |
| 89e18eb3 | 2604 | new = res | set; \ |
| 7eb91118 | 2605 | write_##name(new); \ |
| 1da177e4 LT |
2606 | \ |
| 2607 | return res; \ | |
| 2608 | } \ | |
| 2609 | \ | |
| 2610 | static inline unsigned int \ | |
| 7eb91118 | 2611 | clear_##name(unsigned int clear) \ |
| 1da177e4 | 2612 | { \ |
| 89e18eb3 | 2613 | unsigned int res, new; \ |
| 1da177e4 | 2614 | \ |
| 7eb91118 | 2615 | res = read_##name(); \ |
| 89e18eb3 | 2616 | new = res & ~clear; \ |
| 7eb91118 | 2617 | write_##name(new); \ |
| 1da177e4 LT |
2618 | \ |
| 2619 | return res; \ | |
| 2620 | } \ | |
| 2621 | \ | |
| 2622 | static inline unsigned int \ | |
| 7eb91118 | 2623 | change_##name(unsigned int change, unsigned int val) \ |
| 1da177e4 | 2624 | { \ |
| 89e18eb3 | 2625 | unsigned int res, new; \ |
| 1da177e4 | 2626 | \ |
| 7eb91118 | 2627 | res = read_##name(); \ |
| 89e18eb3 RB |
2628 | new = res & ~change; \ |
| 2629 | new |= (val & change); \ | |
| 7eb91118 | 2630 | write_##name(new); \ |
| 1da177e4 LT |
2631 | \ |
| 2632 | return res; \ | |
| 2633 | } | |
| 2634 | ||
| 7eb91118 JH |
2635 | /* |
| 2636 | * Manipulate bits in a c0 register. | |
| 2637 | */ | |
| 2638 | #define __BUILD_SET_C0(name) __BUILD_SET_COMMON(c0_##name) | |
| 2639 | ||
| 1da177e4 LT |
2640 | __BUILD_SET_C0(status) |
| 2641 | __BUILD_SET_C0(cause) | |
| 2642 | __BUILD_SET_C0(config) | |
| 7f65afb9 | 2643 | __BUILD_SET_C0(config5) |
| 1da177e4 | 2644 | __BUILD_SET_C0(intcontrol) |
| 7a0fc58c RB |
2645 | __BUILD_SET_C0(intctl) |
| 2646 | __BUILD_SET_C0(srsmap) | |
| a5770df0 | 2647 | __BUILD_SET_C0(pagegrain) |
| f913e9ea JH |
2648 | __BUILD_SET_C0(guestctl0) |
| 2649 | __BUILD_SET_C0(guestctl0ext) | |
| 2650 | __BUILD_SET_C0(guestctl1) | |
| 2651 | __BUILD_SET_C0(guestctl2) | |
| 2652 | __BUILD_SET_C0(guestctl3) | |
| 020232f1 KC |
2653 | __BUILD_SET_C0(brcm_config_0) |
| 2654 | __BUILD_SET_C0(brcm_bus_pll) | |
| 2655 | __BUILD_SET_C0(brcm_reset) | |
| 2656 | __BUILD_SET_C0(brcm_cmt_intr) | |
| 2657 | __BUILD_SET_C0(brcm_cmt_ctrl) | |
| 2658 | __BUILD_SET_C0(brcm_config) | |
| 2659 | __BUILD_SET_C0(brcm_mode) | |
| 1da177e4 | 2660 | |
| 7eb91118 JH |
2661 | /* |
| 2662 | * Manipulate bits in a guest c0 register. | |
| 2663 | */ | |
| 2664 | #define __BUILD_SET_GC0(name) __BUILD_SET_COMMON(gc0_##name) | |
| 2665 | ||
| 2666 | __BUILD_SET_GC0(status) | |
| 2667 | __BUILD_SET_GC0(cause) | |
| 2668 | __BUILD_SET_GC0(ebase) | |
| 2669 | ||
| 45b585c8 DD |
2670 | /* |
| 2671 | * Return low 10 bits of ebase. | |
| 2672 | * Note that under KVM (MIPSVZ) this returns vcpu id. | |
| 2673 | */ | |
| 2674 | static inline unsigned int get_ebase_cpunum(void) | |
| 2675 | { | |
| 37af2f30 | 2676 | return read_c0_ebase() & MIPS_EBASE_CPUNUM; |
| 45b585c8 DD |
2677 | } |
| 2678 | ||
| 1da177e4 LT |
2679 | #endif /* !__ASSEMBLY__ */ |
| 2680 | ||
| 2681 | #endif /* _ASM_MIPSREGS_H */ |