xref: /linux/arch/mips/include/asm/cpu-features.h (revision a0d3c7c5c07cfbe00ab89438ddf82482f5a99422)
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) 2003, 2004 Ralf Baechle
7  * Copyright (C) 2004  Maciej W. Rozycki
8  */
9 #ifndef __ASM_CPU_FEATURES_H
10 #define __ASM_CPU_FEATURES_H
11 
12 #include <asm/cpu.h>
13 #include <asm/cpu-info.h>
14 #include <cpu-feature-overrides.h>
15 
16 /*
17  * SMP assumption: Options of CPU 0 are a superset of all processors.
18  * This is true for all known MIPS systems.
19  */
20 #ifndef cpu_has_tlb
21 #define cpu_has_tlb		(cpu_data[0].options & MIPS_CPU_TLB)
22 #endif
23 #ifndef cpu_has_ftlb
24 #define cpu_has_ftlb		(cpu_data[0].options & MIPS_CPU_FTLB)
25 #endif
26 #ifndef cpu_has_tlbinv
27 #define cpu_has_tlbinv		(cpu_data[0].options & MIPS_CPU_TLBINV)
28 #endif
29 #ifndef cpu_has_segments
30 #define cpu_has_segments	(cpu_data[0].options & MIPS_CPU_SEGMENTS)
31 #endif
32 #ifndef cpu_has_eva
33 #define cpu_has_eva		(cpu_data[0].options & MIPS_CPU_EVA)
34 #endif
35 #ifndef cpu_has_htw
36 #define cpu_has_htw		(cpu_data[0].options & MIPS_CPU_HTW)
37 #endif
38 #ifndef cpu_has_ldpte
39 #define cpu_has_ldpte		(cpu_data[0].options & MIPS_CPU_LDPTE)
40 #endif
41 #ifndef cpu_has_rixiex
42 #define cpu_has_rixiex		(cpu_data[0].options & MIPS_CPU_RIXIEX)
43 #endif
44 #ifndef cpu_has_maar
45 #define cpu_has_maar		(cpu_data[0].options & MIPS_CPU_MAAR)
46 #endif
47 #ifndef cpu_has_rw_llb
48 #define cpu_has_rw_llb		(cpu_data[0].options & MIPS_CPU_RW_LLB)
49 #endif
50 
51 /*
52  * For the moment we don't consider R6000 and R8000 so we can assume that
53  * anything that doesn't support R4000-style exceptions and interrupts is
54  * R3000-like.  Users should still treat these two macro definitions as
55  * opaque.
56  */
57 #ifndef cpu_has_3kex
58 #define cpu_has_3kex		(!cpu_has_4kex)
59 #endif
60 #ifndef cpu_has_4kex
61 #define cpu_has_4kex		(cpu_data[0].options & MIPS_CPU_4KEX)
62 #endif
63 #ifndef cpu_has_3k_cache
64 #define cpu_has_3k_cache	(cpu_data[0].options & MIPS_CPU_3K_CACHE)
65 #endif
66 #define cpu_has_6k_cache	0
67 #define cpu_has_8k_cache	0
68 #ifndef cpu_has_4k_cache
69 #define cpu_has_4k_cache	(cpu_data[0].options & MIPS_CPU_4K_CACHE)
70 #endif
71 #ifndef cpu_has_tx39_cache
72 #define cpu_has_tx39_cache	(cpu_data[0].options & MIPS_CPU_TX39_CACHE)
73 #endif
74 #ifndef cpu_has_octeon_cache
75 #define cpu_has_octeon_cache	0
76 #endif
77 /* Don't override `cpu_has_fpu' to 1 or the "nofpu" option won't work.  */
78 #ifndef cpu_has_fpu
79 #define cpu_has_fpu		(current_cpu_data.options & MIPS_CPU_FPU)
80 #define raw_cpu_has_fpu		(raw_current_cpu_data.options & MIPS_CPU_FPU)
81 #else
82 #define raw_cpu_has_fpu		cpu_has_fpu
83 #endif
84 #ifndef cpu_has_32fpr
85 #define cpu_has_32fpr		(cpu_data[0].options & MIPS_CPU_32FPR)
86 #endif
87 #ifndef cpu_has_counter
88 #define cpu_has_counter		(cpu_data[0].options & MIPS_CPU_COUNTER)
89 #endif
90 #ifndef cpu_has_watch
91 #define cpu_has_watch		(cpu_data[0].options & MIPS_CPU_WATCH)
92 #endif
93 #ifndef cpu_has_divec
94 #define cpu_has_divec		(cpu_data[0].options & MIPS_CPU_DIVEC)
95 #endif
96 #ifndef cpu_has_vce
97 #define cpu_has_vce		(cpu_data[0].options & MIPS_CPU_VCE)
98 #endif
99 #ifndef cpu_has_cache_cdex_p
100 #define cpu_has_cache_cdex_p	(cpu_data[0].options & MIPS_CPU_CACHE_CDEX_P)
101 #endif
102 #ifndef cpu_has_cache_cdex_s
103 #define cpu_has_cache_cdex_s	(cpu_data[0].options & MIPS_CPU_CACHE_CDEX_S)
104 #endif
105 #ifndef cpu_has_prefetch
106 #define cpu_has_prefetch	(cpu_data[0].options & MIPS_CPU_PREFETCH)
107 #endif
108 #ifndef cpu_has_mcheck
109 #define cpu_has_mcheck		(cpu_data[0].options & MIPS_CPU_MCHECK)
110 #endif
111 #ifndef cpu_has_ejtag
112 #define cpu_has_ejtag		(cpu_data[0].options & MIPS_CPU_EJTAG)
113 #endif
114 #ifndef cpu_has_llsc
115 #define cpu_has_llsc		(cpu_data[0].options & MIPS_CPU_LLSC)
116 #endif
117 #ifndef cpu_has_bp_ghist
118 #define cpu_has_bp_ghist	(cpu_data[0].options & MIPS_CPU_BP_GHIST)
119 #endif
120 #ifndef kernel_uses_llsc
121 #define kernel_uses_llsc	cpu_has_llsc
122 #endif
123 #ifndef cpu_has_guestctl0ext
124 #define cpu_has_guestctl0ext	(cpu_data[0].options & MIPS_CPU_GUESTCTL0EXT)
125 #endif
126 #ifndef cpu_has_guestctl1
127 #define cpu_has_guestctl1	(cpu_data[0].options & MIPS_CPU_GUESTCTL1)
128 #endif
129 #ifndef cpu_has_guestctl2
130 #define cpu_has_guestctl2	(cpu_data[0].options & MIPS_CPU_GUESTCTL2)
131 #endif
132 #ifndef cpu_has_guestid
133 #define cpu_has_guestid		(cpu_data[0].options & MIPS_CPU_GUESTID)
134 #endif
135 #ifndef cpu_has_drg
136 #define cpu_has_drg		(cpu_data[0].options & MIPS_CPU_DRG)
137 #endif
138 #ifndef cpu_has_mips16
139 #define cpu_has_mips16		(cpu_data[0].ases & MIPS_ASE_MIPS16)
140 #endif
141 #ifndef cpu_has_mdmx
142 #define cpu_has_mdmx		(cpu_data[0].ases & MIPS_ASE_MDMX)
143 #endif
144 #ifndef cpu_has_mips3d
145 #define cpu_has_mips3d		(cpu_data[0].ases & MIPS_ASE_MIPS3D)
146 #endif
147 #ifndef cpu_has_smartmips
148 #define cpu_has_smartmips	(cpu_data[0].ases & MIPS_ASE_SMARTMIPS)
149 #endif
150 
151 #ifndef cpu_has_rixi
152 #define cpu_has_rixi		(cpu_data[0].options & MIPS_CPU_RIXI)
153 #endif
154 
155 #ifndef cpu_has_mmips
156 # ifdef CONFIG_SYS_SUPPORTS_MICROMIPS
157 #  define cpu_has_mmips		(cpu_data[0].options & MIPS_CPU_MICROMIPS)
158 # else
159 #  define cpu_has_mmips		0
160 # endif
161 #endif
162 
163 #ifndef cpu_has_lpa
164 #define cpu_has_lpa		(cpu_data[0].options & MIPS_CPU_LPA)
165 #endif
166 #ifndef cpu_has_mvh
167 #define cpu_has_mvh		(cpu_data[0].options & MIPS_CPU_MVH)
168 #endif
169 #ifndef cpu_has_xpa
170 #define cpu_has_xpa		(cpu_has_lpa && cpu_has_mvh)
171 #endif
172 #ifndef cpu_has_vtag_icache
173 #define cpu_has_vtag_icache	(cpu_data[0].icache.flags & MIPS_CACHE_VTAG)
174 #endif
175 #ifndef cpu_has_dc_aliases
176 #define cpu_has_dc_aliases	(cpu_data[0].dcache.flags & MIPS_CACHE_ALIASES)
177 #endif
178 #ifndef cpu_has_ic_fills_f_dc
179 #define cpu_has_ic_fills_f_dc	(cpu_data[0].icache.flags & MIPS_CACHE_IC_F_DC)
180 #endif
181 #ifndef cpu_has_pindexed_dcache
182 #define cpu_has_pindexed_dcache	(cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX)
183 #endif
184 #ifndef cpu_has_local_ebase
185 #define cpu_has_local_ebase	1
186 #endif
187 
188 /*
189  * I-Cache snoops remote store.	 This only matters on SMP.  Some multiprocessors
190  * such as the R10000 have I-Caches that snoop local stores; the embedded ones
191  * don't.  For maintaining I-cache coherency this means we need to flush the
192  * D-cache all the way back to whever the I-cache does refills from, so the
193  * I-cache has a chance to see the new data at all.  Then we have to flush the
194  * I-cache also.
195  * Note we may have been rescheduled and may no longer be running on the CPU
196  * that did the store so we can't optimize this into only doing the flush on
197  * the local CPU.
198  */
199 #ifndef cpu_icache_snoops_remote_store
200 #ifdef CONFIG_SMP
201 #define cpu_icache_snoops_remote_store	(cpu_data[0].icache.flags & MIPS_IC_SNOOPS_REMOTE)
202 #else
203 #define cpu_icache_snoops_remote_store	1
204 #endif
205 #endif
206 
207 #ifndef cpu_has_mips_1
208 # define cpu_has_mips_1		(!cpu_has_mips_r6)
209 #endif
210 #ifndef cpu_has_mips_2
211 # define cpu_has_mips_2		(cpu_data[0].isa_level & MIPS_CPU_ISA_II)
212 #endif
213 #ifndef cpu_has_mips_3
214 # define cpu_has_mips_3		(cpu_data[0].isa_level & MIPS_CPU_ISA_III)
215 #endif
216 #ifndef cpu_has_mips_4
217 # define cpu_has_mips_4		(cpu_data[0].isa_level & MIPS_CPU_ISA_IV)
218 #endif
219 #ifndef cpu_has_mips_5
220 # define cpu_has_mips_5		(cpu_data[0].isa_level & MIPS_CPU_ISA_V)
221 #endif
222 #ifndef cpu_has_mips32r1
223 # define cpu_has_mips32r1	(cpu_data[0].isa_level & MIPS_CPU_ISA_M32R1)
224 #endif
225 #ifndef cpu_has_mips32r2
226 # define cpu_has_mips32r2	(cpu_data[0].isa_level & MIPS_CPU_ISA_M32R2)
227 #endif
228 #ifndef cpu_has_mips32r6
229 # define cpu_has_mips32r6	(cpu_data[0].isa_level & MIPS_CPU_ISA_M32R6)
230 #endif
231 #ifndef cpu_has_mips64r1
232 # define cpu_has_mips64r1	(cpu_data[0].isa_level & MIPS_CPU_ISA_M64R1)
233 #endif
234 #ifndef cpu_has_mips64r2
235 # define cpu_has_mips64r2	(cpu_data[0].isa_level & MIPS_CPU_ISA_M64R2)
236 #endif
237 #ifndef cpu_has_mips64r6
238 # define cpu_has_mips64r6	(cpu_data[0].isa_level & MIPS_CPU_ISA_M64R6)
239 #endif
240 
241 /*
242  * Shortcuts ...
243  */
244 #define cpu_has_mips_2_3_4_5	(cpu_has_mips_2 | cpu_has_mips_3_4_5)
245 #define cpu_has_mips_3_4_5	(cpu_has_mips_3 | cpu_has_mips_4_5)
246 #define cpu_has_mips_4_5	(cpu_has_mips_4 | cpu_has_mips_5)
247 
248 #define cpu_has_mips_2_3_4_5_r	(cpu_has_mips_2 | cpu_has_mips_3_4_5_r)
249 #define cpu_has_mips_3_4_5_r	(cpu_has_mips_3 | cpu_has_mips_4_5_r)
250 #define cpu_has_mips_4_5_r	(cpu_has_mips_4 | cpu_has_mips_5_r)
251 #define cpu_has_mips_5_r	(cpu_has_mips_5 | cpu_has_mips_r)
252 
253 #define cpu_has_mips_3_4_5_64_r2_r6					\
254 				(cpu_has_mips_3 | cpu_has_mips_4_5_64_r2_r6)
255 #define cpu_has_mips_4_5_64_r2_r6					\
256 				(cpu_has_mips_4_5 | cpu_has_mips64r1 |	\
257 				 cpu_has_mips_r2 | cpu_has_mips_r6)
258 
259 #define cpu_has_mips32	(cpu_has_mips32r1 | cpu_has_mips32r2 | cpu_has_mips32r6)
260 #define cpu_has_mips64	(cpu_has_mips64r1 | cpu_has_mips64r2 | cpu_has_mips64r6)
261 #define cpu_has_mips_r1 (cpu_has_mips32r1 | cpu_has_mips64r1)
262 #define cpu_has_mips_r2 (cpu_has_mips32r2 | cpu_has_mips64r2)
263 #define cpu_has_mips_r6	(cpu_has_mips32r6 | cpu_has_mips64r6)
264 #define cpu_has_mips_r	(cpu_has_mips32r1 | cpu_has_mips32r2 | \
265 			 cpu_has_mips32r6 | cpu_has_mips64r1 | \
266 			 cpu_has_mips64r2 | cpu_has_mips64r6)
267 
268 /* MIPSR2 and MIPSR6 have a lot of similarities */
269 #define cpu_has_mips_r2_r6	(cpu_has_mips_r2 | cpu_has_mips_r6)
270 
271 /*
272  * cpu_has_mips_r2_exec_hazard - return if IHB is required on current processor
273  *
274  * Returns non-zero value if the current processor implementation requires
275  * an IHB instruction to deal with an instruction hazard as per MIPS R2
276  * architecture specification, zero otherwise.
277  */
278 #ifndef cpu_has_mips_r2_exec_hazard
279 #define cpu_has_mips_r2_exec_hazard					\
280 ({									\
281 	int __res;							\
282 									\
283 	switch (current_cpu_type()) {					\
284 	case CPU_M14KC:							\
285 	case CPU_74K:							\
286 	case CPU_1074K:							\
287 	case CPU_PROAPTIV:						\
288 	case CPU_P5600:							\
289 	case CPU_M5150:							\
290 	case CPU_QEMU_GENERIC:						\
291 	case CPU_CAVIUM_OCTEON:						\
292 	case CPU_CAVIUM_OCTEON_PLUS:					\
293 	case CPU_CAVIUM_OCTEON2:					\
294 	case CPU_CAVIUM_OCTEON3:					\
295 		__res = 0;						\
296 		break;							\
297 									\
298 	default:							\
299 		__res = 1;						\
300 	}								\
301 									\
302 	__res;								\
303 })
304 #endif
305 
306 /*
307  * MIPS32, MIPS64, VR5500, IDT32332, IDT32334 and maybe a few other
308  * pre-MIPS32/MIPS64 processors have CLO, CLZ.	The IDT RC64574 is 64-bit and
309  * has CLO and CLZ but not DCLO nor DCLZ.  For 64-bit kernels
310  * cpu_has_clo_clz also indicates the availability of DCLO and DCLZ.
311  */
312 #ifndef cpu_has_clo_clz
313 #define cpu_has_clo_clz	cpu_has_mips_r
314 #endif
315 
316 /*
317  * MIPS32 R2, MIPS64 R2, Loongson 3A and Octeon have WSBH.
318  * MIPS64 R2, Loongson 3A and Octeon have WSBH, DSBH and DSHD.
319  * This indicates the availability of WSBH and in case of 64 bit CPUs also
320  * DSBH and DSHD.
321  */
322 #ifndef cpu_has_wsbh
323 #define cpu_has_wsbh		cpu_has_mips_r2
324 #endif
325 
326 #ifndef cpu_has_dsp
327 #define cpu_has_dsp		(cpu_data[0].ases & MIPS_ASE_DSP)
328 #endif
329 
330 #ifndef cpu_has_dsp2
331 #define cpu_has_dsp2		(cpu_data[0].ases & MIPS_ASE_DSP2P)
332 #endif
333 
334 #ifndef cpu_has_dsp3
335 #define cpu_has_dsp3		(cpu_data[0].ases & MIPS_ASE_DSP3)
336 #endif
337 
338 #ifndef cpu_has_mipsmt
339 #define cpu_has_mipsmt		(cpu_data[0].ases & MIPS_ASE_MIPSMT)
340 #endif
341 
342 #ifndef cpu_has_vp
343 #define cpu_has_vp		(cpu_data[0].options & MIPS_CPU_VP)
344 #endif
345 
346 #ifndef cpu_has_userlocal
347 #define cpu_has_userlocal	(cpu_data[0].options & MIPS_CPU_ULRI)
348 #endif
349 
350 #ifdef CONFIG_32BIT
351 # ifndef cpu_has_nofpuex
352 # define cpu_has_nofpuex	(cpu_data[0].options & MIPS_CPU_NOFPUEX)
353 # endif
354 # ifndef cpu_has_64bits
355 # define cpu_has_64bits		(cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT)
356 # endif
357 # ifndef cpu_has_64bit_zero_reg
358 # define cpu_has_64bit_zero_reg	(cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT)
359 # endif
360 # ifndef cpu_has_64bit_gp_regs
361 # define cpu_has_64bit_gp_regs		0
362 # endif
363 # ifndef cpu_has_64bit_addresses
364 # define cpu_has_64bit_addresses	0
365 # endif
366 # ifndef cpu_vmbits
367 # define cpu_vmbits 31
368 # endif
369 #endif
370 
371 #ifdef CONFIG_64BIT
372 # ifndef cpu_has_nofpuex
373 # define cpu_has_nofpuex		0
374 # endif
375 # ifndef cpu_has_64bits
376 # define cpu_has_64bits			1
377 # endif
378 # ifndef cpu_has_64bit_zero_reg
379 # define cpu_has_64bit_zero_reg		1
380 # endif
381 # ifndef cpu_has_64bit_gp_regs
382 # define cpu_has_64bit_gp_regs		1
383 # endif
384 # ifndef cpu_has_64bit_addresses
385 # define cpu_has_64bit_addresses	1
386 # endif
387 # ifndef cpu_vmbits
388 # define cpu_vmbits cpu_data[0].vmbits
389 # define __NEED_VMBITS_PROBE
390 # endif
391 #endif
392 
393 #if defined(CONFIG_CPU_MIPSR2_IRQ_VI) && !defined(cpu_has_vint)
394 # define cpu_has_vint		(cpu_data[0].options & MIPS_CPU_VINT)
395 #elif !defined(cpu_has_vint)
396 # define cpu_has_vint			0
397 #endif
398 
399 #if defined(CONFIG_CPU_MIPSR2_IRQ_EI) && !defined(cpu_has_veic)
400 # define cpu_has_veic		(cpu_data[0].options & MIPS_CPU_VEIC)
401 #elif !defined(cpu_has_veic)
402 # define cpu_has_veic			0
403 #endif
404 
405 #ifndef cpu_has_inclusive_pcaches
406 #define cpu_has_inclusive_pcaches	(cpu_data[0].options & MIPS_CPU_INCLUSIVE_CACHES)
407 #endif
408 
409 #ifndef cpu_dcache_line_size
410 #define cpu_dcache_line_size()	cpu_data[0].dcache.linesz
411 #endif
412 #ifndef cpu_icache_line_size
413 #define cpu_icache_line_size()	cpu_data[0].icache.linesz
414 #endif
415 #ifndef cpu_scache_line_size
416 #define cpu_scache_line_size()	cpu_data[0].scache.linesz
417 #endif
418 
419 #ifndef cpu_hwrena_impl_bits
420 #define cpu_hwrena_impl_bits		0
421 #endif
422 
423 #ifndef cpu_has_perf_cntr_intr_bit
424 #define cpu_has_perf_cntr_intr_bit	(cpu_data[0].options & MIPS_CPU_PCI)
425 #endif
426 
427 #ifndef cpu_has_vz
428 #define cpu_has_vz		(cpu_data[0].ases & MIPS_ASE_VZ)
429 #endif
430 
431 #if defined(CONFIG_CPU_HAS_MSA) && !defined(cpu_has_msa)
432 # define cpu_has_msa		(cpu_data[0].ases & MIPS_ASE_MSA)
433 #elif !defined(cpu_has_msa)
434 # define cpu_has_msa		0
435 #endif
436 
437 #ifndef cpu_has_fre
438 # define cpu_has_fre		(cpu_data[0].options & MIPS_CPU_FRE)
439 #endif
440 
441 #ifndef cpu_has_cdmm
442 # define cpu_has_cdmm		(cpu_data[0].options & MIPS_CPU_CDMM)
443 #endif
444 
445 #ifndef cpu_has_small_pages
446 # define cpu_has_small_pages	(cpu_data[0].options & MIPS_CPU_SP)
447 #endif
448 
449 #ifndef cpu_has_nan_legacy
450 #define cpu_has_nan_legacy	(cpu_data[0].options & MIPS_CPU_NAN_LEGACY)
451 #endif
452 #ifndef cpu_has_nan_2008
453 #define cpu_has_nan_2008	(cpu_data[0].options & MIPS_CPU_NAN_2008)
454 #endif
455 
456 #ifndef cpu_has_ebase_wg
457 # define cpu_has_ebase_wg	(cpu_data[0].options & MIPS_CPU_EBASE_WG)
458 #endif
459 
460 #ifndef cpu_has_badinstr
461 # define cpu_has_badinstr	(cpu_data[0].options & MIPS_CPU_BADINSTR)
462 #endif
463 
464 #ifndef cpu_has_badinstrp
465 # define cpu_has_badinstrp	(cpu_data[0].options & MIPS_CPU_BADINSTRP)
466 #endif
467 
468 #ifndef cpu_has_contextconfig
469 # define cpu_has_contextconfig	(cpu_data[0].options & MIPS_CPU_CTXTC)
470 #endif
471 
472 #ifndef cpu_has_perf
473 # define cpu_has_perf		(cpu_data[0].options & MIPS_CPU_PERF)
474 #endif
475 
476 /*
477  * Guest capabilities
478  */
479 #ifndef cpu_guest_has_conf1
480 #define cpu_guest_has_conf1	(cpu_data[0].guest.conf & (1 << 1))
481 #endif
482 #ifndef cpu_guest_has_conf2
483 #define cpu_guest_has_conf2	(cpu_data[0].guest.conf & (1 << 2))
484 #endif
485 #ifndef cpu_guest_has_conf3
486 #define cpu_guest_has_conf3	(cpu_data[0].guest.conf & (1 << 3))
487 #endif
488 #ifndef cpu_guest_has_conf4
489 #define cpu_guest_has_conf4	(cpu_data[0].guest.conf & (1 << 4))
490 #endif
491 #ifndef cpu_guest_has_conf5
492 #define cpu_guest_has_conf5	(cpu_data[0].guest.conf & (1 << 5))
493 #endif
494 #ifndef cpu_guest_has_conf6
495 #define cpu_guest_has_conf6	(cpu_data[0].guest.conf & (1 << 6))
496 #endif
497 #ifndef cpu_guest_has_conf7
498 #define cpu_guest_has_conf7	(cpu_data[0].guest.conf & (1 << 7))
499 #endif
500 #ifndef cpu_guest_has_fpu
501 #define cpu_guest_has_fpu	(cpu_data[0].guest.options & MIPS_CPU_FPU)
502 #endif
503 #ifndef cpu_guest_has_watch
504 #define cpu_guest_has_watch	(cpu_data[0].guest.options & MIPS_CPU_WATCH)
505 #endif
506 #ifndef cpu_guest_has_contextconfig
507 #define cpu_guest_has_contextconfig (cpu_data[0].guest.options & MIPS_CPU_CTXTC)
508 #endif
509 #ifndef cpu_guest_has_segments
510 #define cpu_guest_has_segments	(cpu_data[0].guest.options & MIPS_CPU_SEGMENTS)
511 #endif
512 #ifndef cpu_guest_has_badinstr
513 #define cpu_guest_has_badinstr	(cpu_data[0].guest.options & MIPS_CPU_BADINSTR)
514 #endif
515 #ifndef cpu_guest_has_badinstrp
516 #define cpu_guest_has_badinstrp	(cpu_data[0].guest.options & MIPS_CPU_BADINSTRP)
517 #endif
518 #ifndef cpu_guest_has_htw
519 #define cpu_guest_has_htw	(cpu_data[0].guest.options & MIPS_CPU_HTW)
520 #endif
521 #ifndef cpu_guest_has_msa
522 #define cpu_guest_has_msa	(cpu_data[0].guest.ases & MIPS_ASE_MSA)
523 #endif
524 #ifndef cpu_guest_has_kscr
525 #define cpu_guest_has_kscr(n)	(cpu_data[0].guest.kscratch_mask & (1u << (n)))
526 #endif
527 #ifndef cpu_guest_has_rw_llb
528 #define cpu_guest_has_rw_llb	(cpu_has_mips_r6 || (cpu_data[0].guest.options & MIPS_CPU_RW_LLB))
529 #endif
530 #ifndef cpu_guest_has_perf
531 #define cpu_guest_has_perf	(cpu_data[0].guest.options & MIPS_CPU_PERF)
532 #endif
533 #ifndef cpu_guest_has_maar
534 #define cpu_guest_has_maar	(cpu_data[0].guest.options & MIPS_CPU_MAAR)
535 #endif
536 
537 /*
538  * Guest dynamic capabilities
539  */
540 #ifndef cpu_guest_has_dyn_fpu
541 #define cpu_guest_has_dyn_fpu	(cpu_data[0].guest.options_dyn & MIPS_CPU_FPU)
542 #endif
543 #ifndef cpu_guest_has_dyn_watch
544 #define cpu_guest_has_dyn_watch	(cpu_data[0].guest.options_dyn & MIPS_CPU_WATCH)
545 #endif
546 #ifndef cpu_guest_has_dyn_contextconfig
547 #define cpu_guest_has_dyn_contextconfig (cpu_data[0].guest.options_dyn & MIPS_CPU_CTXTC)
548 #endif
549 #ifndef cpu_guest_has_dyn_perf
550 #define cpu_guest_has_dyn_perf	(cpu_data[0].guest.options_dyn & MIPS_CPU_PERF)
551 #endif
552 #ifndef cpu_guest_has_dyn_msa
553 #define cpu_guest_has_dyn_msa	(cpu_data[0].guest.ases_dyn & MIPS_ASE_MSA)
554 #endif
555 #ifndef cpu_guest_has_dyn_maar
556 #define cpu_guest_has_dyn_maar	(cpu_data[0].guest.options_dyn & MIPS_CPU_MAAR)
557 #endif
558 
559 #endif /* __ASM_CPU_FEATURES_H */
560