1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 /*
3 * cpu.h: Values of the PRId register used to
4 * various MIPS cpu types.
5 *
6 * Copyright (C) 1996 David S. Miller (davem@d
7 * Copyright (C) 2004, 2013 Maciej W. Rozycki
8 */
9 #ifndef _ASM_CPU_H
10 #define _ASM_CPU_H
11
12 #include <linux/bits.h>
13
14 /*
15 As of the MIPS32 and MIPS64 specs from MTI,
16 register 15, select 0) is defined in this (
17
18 +----------------+----------------+---------
19 | Company Options| Company ID | Processo
20 +----------------+----------------+---------
21 31 24 23 16 15
22
23 I don't have docs for all the previous proc
24 that bits 16-23 have been 0 for all MIPS pr
25 spec.
26 */
27
28 #define PRID_OPT_MASK 0xff000000
29
30 /*
31 * Assigned Company values for bits 23:16 of t
32 */
33
34 #define PRID_COMP_MASK 0xff0000
35
36 #define PRID_COMP_LEGACY 0x000000
37 #define PRID_COMP_MIPS 0x010000
38 #define PRID_COMP_BROADCOM 0x020000
39 #define PRID_COMP_ALCHEMY 0x030000
40 #define PRID_COMP_SIBYTE 0x040000
41 #define PRID_COMP_SANDCRAFT 0x050000
42 #define PRID_COMP_NXP 0x060000
43 #define PRID_COMP_TOSHIBA 0x070000
44 #define PRID_COMP_LSI 0x080000
45 #define PRID_COMP_LEXRA 0x0b0000
46 #define PRID_COMP_NETLOGIC 0x0c0000
47 #define PRID_COMP_CAVIUM 0x0d0000
48 #define PRID_COMP_LOONGSON 0x140000
49 #define PRID_COMP_INGENIC_13 0x130000
50 #define PRID_COMP_INGENIC_D0 0xd00000
51 #define PRID_COMP_INGENIC_D1 0xd10000
52 #define PRID_COMP_INGENIC_E1 0xe10000
53
54 /*
55 * Assigned Processor ID (implementation) valu
56 * register. In order to detect a certain CPU
57 * additional registers may need to be examine
58 */
59
60 #define PRID_IMP_MASK 0xff00
61
62 /*
63 * These are valid when 23:16 == PRID_COMP_LEG
64 */
65
66 #define PRID_IMP_R2000 0x0100
67 #define PRID_IMP_AU1_REV1 0x0100
68 #define PRID_IMP_AU1_REV2 0x0200
69 #define PRID_IMP_R3000 0x0200
70 #define PRID_IMP_R6000 0x0300
71 #define PRID_IMP_R4000 0x0400
72 #define PRID_IMP_R6000A 0x0600
73 #define PRID_IMP_R10000 0x0900
74 #define PRID_IMP_R4300 0x0b00
75 #define PRID_IMP_VR41XX 0x0c00
76 #define PRID_IMP_R12000 0x0e00
77 #define PRID_IMP_R14000 0x0f00
78 #define PRID_IMP_R8000 0x1000
79 #define PRID_IMP_PR4450 0x1200
80 #define PRID_IMP_R4600 0x2000
81 #define PRID_IMP_R4700 0x2100
82 #define PRID_IMP_TX39 0x2200
83 #define PRID_IMP_R4640 0x2200
84 #define PRID_IMP_R4650 0x2200
85 #define PRID_IMP_R5000 0x2300
86 #define PRID_IMP_TX49 0x2d00
87 #define PRID_IMP_SONIC 0x2400
88 #define PRID_IMP_MAGIC 0x2500
89 #define PRID_IMP_RM7000 0x2700
90 #define PRID_IMP_NEVADA 0x2800
91 #define PRID_IMP_RM9000 0x3400
92 #define PRID_IMP_LOONGSON_32 0x4200 /* Loo
93 #define PRID_IMP_R5432 0x5400
94 #define PRID_IMP_R5500 0x5500
95 #define PRID_IMP_LOONGSON_64R 0x6100 /* Red
96 #define PRID_IMP_LOONGSON_64C 0x6300 /* Cla
97 #define PRID_IMP_LOONGSON_64G 0xc000 /* Gen
98
99 #define PRID_IMP_UNKNOWN 0xff00
100
101 /*
102 * These are the PRID's for when 23:16 == PRID
103 */
104
105 #define PRID_IMP_QEMU_GENERIC 0x0000
106 #define PRID_IMP_4KC 0x8000
107 #define PRID_IMP_5KC 0x8100
108 #define PRID_IMP_20KC 0x8200
109 #define PRID_IMP_4KEC 0x8400
110 #define PRID_IMP_4KSC 0x8600
111 #define PRID_IMP_25KF 0x8800
112 #define PRID_IMP_5KE 0x8900
113 #define PRID_IMP_4KECR2 0x9000
114 #define PRID_IMP_4KEMPR2 0x9100
115 #define PRID_IMP_4KSD 0x9200
116 #define PRID_IMP_24K 0x9300
117 #define PRID_IMP_34K 0x9500
118 #define PRID_IMP_24KE 0x9600
119 #define PRID_IMP_74K 0x9700
120 #define PRID_IMP_1004K 0x9900
121 #define PRID_IMP_1074K 0x9a00
122 #define PRID_IMP_M14KC 0x9c00
123 #define PRID_IMP_M14KEC 0x9e00
124 #define PRID_IMP_INTERAPTIV_UP 0xa000
125 #define PRID_IMP_INTERAPTIV_MP 0xa100
126 #define PRID_IMP_PROAPTIV_UP 0xa200
127 #define PRID_IMP_PROAPTIV_MP 0xa300
128 #define PRID_IMP_P6600 0xa400
129 #define PRID_IMP_M5150 0xa700
130 #define PRID_IMP_P5600 0xa800
131 #define PRID_IMP_I6400 0xa900
132 #define PRID_IMP_M6250 0xab00
133 #define PRID_IMP_I6500 0xb000
134
135 /*
136 * These are the PRID's for when 23:16 == PRID
137 */
138
139 #define PRID_IMP_SB1 0x0100
140 #define PRID_IMP_SB1A 0x1100
141
142 /*
143 * These are the PRID's for when 23:16 == PRID
144 */
145
146 #define PRID_IMP_SR71000 0x0400
147
148 /*
149 * These are the PRID's for when 23:16 == PRID
150 */
151
152 #define PRID_IMP_BMIPS32_REV4 0x4000
153 #define PRID_IMP_BMIPS32_REV8 0x8000
154 #define PRID_IMP_BMIPS3300 0x9000
155 #define PRID_IMP_BMIPS3300_ALT 0x9100
156 #define PRID_IMP_BMIPS3300_BUG 0x0000
157 #define PRID_IMP_BMIPS43XX 0xa000
158 #define PRID_IMP_BMIPS5000 0x5a00
159 #define PRID_IMP_BMIPS5200 0x5b00
160
161 #define PRID_REV_BMIPS4380_LO 0x0040
162 #define PRID_REV_BMIPS4380_HI 0x006f
163
164 /*
165 * These are the PRID's for when 23:16 == PRID
166 */
167
168 #define PRID_IMP_CAVIUM_CN38XX 0x0000
169 #define PRID_IMP_CAVIUM_CN31XX 0x0100
170 #define PRID_IMP_CAVIUM_CN30XX 0x0200
171 #define PRID_IMP_CAVIUM_CN58XX 0x0300
172 #define PRID_IMP_CAVIUM_CN56XX 0x0400
173 #define PRID_IMP_CAVIUM_CN50XX 0x0600
174 #define PRID_IMP_CAVIUM_CN52XX 0x0700
175 #define PRID_IMP_CAVIUM_CN63XX 0x9000
176 #define PRID_IMP_CAVIUM_CN68XX 0x9100
177 #define PRID_IMP_CAVIUM_CN66XX 0x9200
178 #define PRID_IMP_CAVIUM_CN61XX 0x9300
179 #define PRID_IMP_CAVIUM_CNF71XX 0x9400
180 #define PRID_IMP_CAVIUM_CN78XX 0x9500
181 #define PRID_IMP_CAVIUM_CN70XX 0x9600
182 #define PRID_IMP_CAVIUM_CN73XX 0x9700
183 #define PRID_IMP_CAVIUM_CNF75XX 0x9800
184
185 /*
186 * These are the PRID's for when 23:16 == PRID
187 */
188
189 #define PRID_IMP_XBURST_REV1 0x0200 /* XBu
190 #define PRID_IMP_XBURST_REV2 0x0100 /* XBu
191 #define PRID_IMP_XBURST2 0x2000
192
193 /*
194 * These are the PRID's for when 23:16 == PRID
195 */
196 #define PRID_IMP_NETLOGIC_XLR732 0x0000
197 #define PRID_IMP_NETLOGIC_XLR716 0x0200
198 #define PRID_IMP_NETLOGIC_XLR532 0x0900
199 #define PRID_IMP_NETLOGIC_XLR308 0x0600
200 #define PRID_IMP_NETLOGIC_XLR532C 0x0800
201 #define PRID_IMP_NETLOGIC_XLR516C 0x0a00
202 #define PRID_IMP_NETLOGIC_XLR508C 0x0b00
203 #define PRID_IMP_NETLOGIC_XLR308C 0x0f00
204 #define PRID_IMP_NETLOGIC_XLS608 0x8000
205 #define PRID_IMP_NETLOGIC_XLS408 0x8800
206 #define PRID_IMP_NETLOGIC_XLS404 0x8c00
207 #define PRID_IMP_NETLOGIC_XLS208 0x8e00
208 #define PRID_IMP_NETLOGIC_XLS204 0x8f00
209 #define PRID_IMP_NETLOGIC_XLS108 0xce00
210 #define PRID_IMP_NETLOGIC_XLS104 0xcf00
211 #define PRID_IMP_NETLOGIC_XLS616B 0x4000
212 #define PRID_IMP_NETLOGIC_XLS608B 0x4a00
213 #define PRID_IMP_NETLOGIC_XLS416B 0x4400
214 #define PRID_IMP_NETLOGIC_XLS412B 0x4c00
215 #define PRID_IMP_NETLOGIC_XLS408B 0x4e00
216 #define PRID_IMP_NETLOGIC_XLS404B 0x4f00
217 #define PRID_IMP_NETLOGIC_AU13XX 0x8000
218
219 #define PRID_IMP_NETLOGIC_XLP8XX 0x1000
220 #define PRID_IMP_NETLOGIC_XLP3XX 0x1100
221 #define PRID_IMP_NETLOGIC_XLP2XX 0x1200
222 #define PRID_IMP_NETLOGIC_XLP9XX 0x1500
223 #define PRID_IMP_NETLOGIC_XLP5XX 0x1300
224
225 /*
226 * Particular Revision values for bits 7:0 of
227 */
228
229 #define PRID_REV_MASK 0x00ff
230
231 /*
232 * Definitions for 7:0 on legacy processors
233 */
234
235 #define PRID_REV_TX4927 0x0022
236 #define PRID_REV_TX4937 0x0030
237 #define PRID_REV_R4400 0x0040
238 #define PRID_REV_R3000A 0x0030
239 #define PRID_REV_R3000 0x0020
240 #define PRID_REV_R2000A 0x0010
241 #define PRID_REV_TX3912 0x0010
242 #define PRID_REV_TX3922 0x0030
243 #define PRID_REV_TX3927 0x0040
244 #define PRID_REV_VR4111 0x0050
245 #define PRID_REV_VR4181 0x0050
246 #define PRID_REV_VR4121 0x0060
247 #define PRID_REV_VR4122 0x0070
248 #define PRID_REV_VR4181A 0x0070
249 #define PRID_REV_VR4130 0x0080
250 #define PRID_REV_34K_V1_0_2 0x0022
251 #define PRID_REV_LOONGSON1B 0x0020
252 #define PRID_REV_LOONGSON1C 0x0020
253 #define PRID_REV_LOONGSON2E 0x0002
254 #define PRID_REV_LOONGSON2F 0x0003
255 #define PRID_REV_LOONGSON2K_R1_0 0x0000
256 #define PRID_REV_LOONGSON2K_R1_1 0x0001
257 #define PRID_REV_LOONGSON2K_R1_2 0x0002
258 #define PRID_REV_LOONGSON2K_R1_3 0x0003
259 #define PRID_REV_LOONGSON3A_R1 0x0005
260 #define PRID_REV_LOONGSON3B_R1 0x0006
261 #define PRID_REV_LOONGSON3B_R2 0x0007
262 #define PRID_REV_LOONGSON3A_R2_0 0x0008
263 #define PRID_REV_LOONGSON3A_R3_0 0x0009
264 #define PRID_REV_LOONGSON3A_R2_1 0x000c
265 #define PRID_REV_LOONGSON3A_R3_1 0x000d
266
267 /*
268 * Older processors used to encode processor v
269 * 4-bit bitfields, the 4K seems to simply cou
270 * have switched to use the 8-bits as 3:3:2 bi
271 * the patch number. *ARGH*
272 */
273 #define PRID_REV_ENCODE_44(ver, rev)
274 ((ver) << 4 | (rev))
275 #define PRID_REV_ENCODE_332(ver, rev, patch)
276 ((ver) << 5 | (rev) << 2 | (patch))
277
278 /*
279 * FPU implementation/revision register (CP1 c
280 *
281 * +---------------------------------+--------
282 * | 0 | Impleme
283 * +---------------------------------+--------
284 * 31 16 15
285 */
286
287 #define FPIR_IMP_MASK 0xff00
288
289 #define FPIR_IMP_NONE 0x0000
290
291 #if !defined(__ASSEMBLY__)
292
293 enum cpu_type_enum {
294 CPU_UNKNOWN,
295
296 /*
297 * R2000 class processors
298 */
299 CPU_R2000, CPU_R3000, CPU_R3000A, CPU_
300 CPU_R3081, CPU_R3081E,
301
302 /*
303 * R4000 class processors
304 */
305 CPU_R4000PC, CPU_R4000SC, CPU_R4000MC,
306 CPU_R4400PC, CPU_R4400SC, CPU_R4400MC,
307 CPU_R4700, CPU_R5000, CPU_R5500, CPU_N
308 CPU_R12000, CPU_R14000, CPU_R16000, CP
309 CPU_SR71000, CPU_TX49XX,
310
311 /*
312 * MIPS32 class processors
313 */
314 CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K,
315 CPU_ALCHEMY, CPU_PR4450, CPU_BMIPS32,
316 CPU_BMIPS4380, CPU_BMIPS5000, CPU_XBUR
317 CPU_M14KEC, CPU_INTERAPTIV, CPU_P5600,
318 CPU_M5150, CPU_I6400, CPU_P6600, CPU_M
319
320 /*
321 * MIPS64 class processors
322 */
323 CPU_5KC, CPU_5KE, CPU_20KC, CPU_25KF,
324 CPU_LOONGSON64, CPU_CAVIUM_OCTEON, CPU
325 CPU_CAVIUM_OCTEON2, CPU_CAVIUM_OCTEON3
326
327 CPU_QEMU_GENERIC,
328
329 CPU_LAST
330 };
331
332 #endif /* !__ASSEMBLY */
333
334 /*
335 * ISA Level encodings
336 *
337 */
338 #define MIPS_CPU_ISA_II 0x00000001
339 #define MIPS_CPU_ISA_III 0x00000002
340 #define MIPS_CPU_ISA_IV 0x00000004
341 #define MIPS_CPU_ISA_V 0x00000008
342 #define MIPS_CPU_ISA_M32R1 0x00000010
343 #define MIPS_CPU_ISA_M32R2 0x00000020
344 #define MIPS_CPU_ISA_M64R1 0x00000040
345 #define MIPS_CPU_ISA_M64R2 0x00000080
346 #define MIPS_CPU_ISA_M32R5 0x00000100
347 #define MIPS_CPU_ISA_M64R5 0x00000200
348 #define MIPS_CPU_ISA_M32R6 0x00000400
349 #define MIPS_CPU_ISA_M64R6 0x00000800
350
351 #define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_II |
352 MIPS_CPU_ISA_M32R2 | MIPS_CPU_ISA_M32R
353 #define MIPS_CPU_ISA_64BIT (MIPS_CPU_ISA_III |
354 MIPS_CPU_ISA_V | MIPS_CPU_ISA_M64R1 |
355 MIPS_CPU_ISA_M64R5 | MIPS_CPU_ISA_M64R
356
357 /*
358 * CPU Option encodings
359 */
360 #define MIPS_CPU_TLB BIT_ULL( 0)
361 #define MIPS_CPU_4KEX BIT_ULL( 1)
362 #define MIPS_CPU_3K_CACHE BIT_ULL( 2)
363 #define MIPS_CPU_4K_CACHE BIT_ULL( 3)
364 #define MIPS_CPU_FPU BIT_ULL( 5)
365 #define MIPS_CPU_32FPR BIT_ULL( 6)
366 #define MIPS_CPU_COUNTER BIT_ULL( 7)
367 #define MIPS_CPU_WATCH BIT_ULL( 8)
368 #define MIPS_CPU_DIVEC BIT_ULL( 9)
369 #define MIPS_CPU_VCE BIT_ULL(10)
370 #define MIPS_CPU_CACHE_CDEX_P BIT_ULL(11)
371 #define MIPS_CPU_CACHE_CDEX_S BIT_ULL(12)
372 #define MIPS_CPU_MCHECK BIT_ULL(13)
373 #define MIPS_CPU_EJTAG BIT_ULL(14)
374 #define MIPS_CPU_NOFPUEX BIT_ULL(15)
375 #define MIPS_CPU_LLSC BIT_ULL(16)
376 #define MIPS_CPU_INCLUSIVE_CACHES BIT_ULL(17)
377 #define MIPS_CPU_PREFETCH BIT_ULL(18)
378 #define MIPS_CPU_VINT BIT_ULL(19)
379 #define MIPS_CPU_VEIC BIT_ULL(20)
380 #define MIPS_CPU_ULRI BIT_ULL(21)
381 #define MIPS_CPU_PCI BIT_ULL(22)
382 #define MIPS_CPU_RIXI BIT_ULL(23)
383 #define MIPS_CPU_MICROMIPS BIT_ULL(24)
384 #define MIPS_CPU_TLBINV BIT_ULL(25)
385 #define MIPS_CPU_SEGMENTS BIT_ULL(26)
386 #define MIPS_CPU_EVA BIT_ULL(27)
387 #define MIPS_CPU_HTW BIT_ULL(28)
388 #define MIPS_CPU_RIXIEX BIT_ULL(29)
389 #define MIPS_CPU_MAAR BIT_ULL(30)
390 #define MIPS_CPU_FRE BIT_ULL(31)
391 #define MIPS_CPU_RW_LLB BIT_ULL(32)
392 #define MIPS_CPU_LPA BIT_ULL(33)
393 #define MIPS_CPU_CDMM BIT_ULL(34)
394 #define MIPS_CPU_SP BIT_ULL(36)
395 #define MIPS_CPU_FTLB BIT_ULL(37)
396 #define MIPS_CPU_NAN_LEGACY BIT_ULL(38)
397 #define MIPS_CPU_NAN_2008 BIT_ULL(39)
398 #define MIPS_CPU_VP BIT_ULL(40)
399 #define MIPS_CPU_LDPTE BIT_ULL(41)
400 #define MIPS_CPU_MVH BIT_ULL(42)
401 #define MIPS_CPU_EBASE_WG BIT_ULL(43)
402 #define MIPS_CPU_BADINSTR BIT_ULL(44)
403 #define MIPS_CPU_BADINSTRP BIT_ULL(45)
404 #define MIPS_CPU_CTXTC BIT_ULL(46)
405 #define MIPS_CPU_PERF BIT_ULL(47)
406 #define MIPS_CPU_GUESTCTL0EXT BIT_ULL(48)
407 #define MIPS_CPU_GUESTCTL1 BIT_ULL(49)
408 #define MIPS_CPU_GUESTCTL2 BIT_ULL(50)
409 #define MIPS_CPU_GUESTID BIT_ULL(51)
410 #define MIPS_CPU_DRG BIT_ULL(52)
411 #define MIPS_CPU_UFR BIT_ULL(53)
412 #define MIPS_CPU_SHARED_FTLB_RAM \
413 BIT_ULL(54)
414 #define MIPS_CPU_SHARED_FTLB_ENTRIES \
415 BIT_ULL(55)
416 #define MIPS_CPU_MT_PER_TC_PERF_COUNTERS \
417 BIT_ULL(56)
418 #define MIPS_CPU_MMID BIT_ULL(57)
419 #define MIPS_CPU_MM_SYSAD BIT_ULL(58)
420 #define MIPS_CPU_MM_FULL BIT_ULL(59)
421 #define MIPS_CPU_MAC_2008_ONLY BIT_ULL(60)
422 #define MIPS_CPU_FTLBPAREX BIT_ULL(61)
423 #define MIPS_CPU_GSEXCEX BIT_ULL(62)
424
425 /*
426 * CPU ASE encodings
427 */
428 #define MIPS_ASE_MIPS16 0x00000001 /*
429 #define MIPS_ASE_MDMX 0x00000002 /*
430 #define MIPS_ASE_MIPS3D 0x00000004 /*
431 #define MIPS_ASE_SMARTMIPS 0x00000008 /*
432 #define MIPS_ASE_DSP 0x00000010 /*
433 #define MIPS_ASE_MIPSMT 0x00000020 /*
434 #define MIPS_ASE_DSP2P 0x00000040 /*
435 #define MIPS_ASE_VZ 0x00000080 /*
436 #define MIPS_ASE_MSA 0x00000100 /*
437 #define MIPS_ASE_DSP3 0x00000200 /*
438 #define MIPS_ASE_MIPS16E2 0x00000400 /*
439 #define MIPS_ASE_LOONGSON_MMI 0x00000800 /*
440 #define MIPS_ASE_LOONGSON_CAM 0x00001000 /*
441 #define MIPS_ASE_LOONGSON_EXT 0x00002000 /*
442 #define MIPS_ASE_LOONGSON_EXT2 0x00004000 /*
443
444 #endif /* _ASM_CPU_H */
445
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