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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) 2003, 2004 Ralf Baechle | |
4194318c | 7 | * Copyright (C) 2004 Maciej W. Rozycki |
1da177e4 LT |
8 | */ |
9 | #ifndef __ASM_CPU_FEATURES_H | |
10 | #define __ASM_CPU_FEATURES_H | |
11 | ||
1da177e4 LT |
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 | |
2f6f3136 JH |
23 | #ifndef cpu_has_ftlb |
24 | #define cpu_has_ftlb (cpu_data[0].options & MIPS_CPU_FTLB) | |
25 | #endif | |
1745c1ef LY |
26 | #ifndef cpu_has_tlbinv |
27 | #define cpu_has_tlbinv (cpu_data[0].options & MIPS_CPU_TLBINV) | |
28 | #endif | |
4a0156fb SH |
29 | #ifndef cpu_has_segments |
30 | #define cpu_has_segments (cpu_data[0].options & MIPS_CPU_SEGMENTS) | |
31 | #endif | |
7ae66966 MC |
32 | #ifndef cpu_has_eva |
33 | #define cpu_has_eva (cpu_data[0].options & MIPS_CPU_EVA) | |
34 | #endif | |
e647e6b5 MC |
35 | #ifndef cpu_has_htw |
36 | #define cpu_has_htw (cpu_data[0].options & MIPS_CPU_HTW) | |
37 | #endif | |
380cd582 HC |
38 | #ifndef cpu_has_ldpte |
39 | #define cpu_has_ldpte (cpu_data[0].options & MIPS_CPU_LDPTE) | |
40 | #endif | |
6ee729aa LY |
41 | #ifndef cpu_has_rixiex |
42 | #define cpu_has_rixiex (cpu_data[0].options & MIPS_CPU_RIXIEX) | |
43 | #endif | |
1f6c52ff PB |
44 | #ifndef cpu_has_maar |
45 | #define cpu_has_maar (cpu_data[0].options & MIPS_CPU_MAAR) | |
46 | #endif | |
5aed9da1 MC |
47 | #ifndef cpu_has_rw_llb |
48 | #define cpu_has_rw_llb (cpu_data[0].options & MIPS_CPU_RW_LLB) | |
49 | #endif | |
1990e542 RB |
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 | |
1da177e4 LT |
60 | #ifndef cpu_has_4kex |
61 | #define cpu_has_4kex (cpu_data[0].options & MIPS_CPU_4KEX) | |
62 | #endif | |
02cf2119 RB |
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 | |
47d979ec DD |
74 | #ifndef cpu_has_octeon_cache |
75 | #define cpu_has_octeon_cache 0 | |
76 | #endif | |
18a2c2c6 | 77 | /* Don't override `cpu_has_fpu' to 1 or the "nofpu" option won't work. */ |
1da177e4 | 78 | #ifndef cpu_has_fpu |
f088fc84 | 79 | #define cpu_has_fpu (current_cpu_data.options & MIPS_CPU_FPU) |
53dc8028 AN |
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 | |
1da177e4 LT |
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 | |
1da177e4 LT |
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 | |
8d5ded16 JK |
117 | #ifndef cpu_has_bp_ghist |
118 | #define cpu_has_bp_ghist (cpu_data[0].options & MIPS_CPU_BP_GHIST) | |
119 | #endif | |
b791d119 DD |
120 | #ifndef kernel_uses_llsc |
121 | #define kernel_uses_llsc cpu_has_llsc | |
122 | #endif | |
4194318c RB |
123 | #ifndef cpu_has_mips16 |
124 | #define cpu_has_mips16 (cpu_data[0].ases & MIPS_ASE_MIPS16) | |
125 | #endif | |
126 | #ifndef cpu_has_mdmx | |
fc192e50 | 127 | #define cpu_has_mdmx (cpu_data[0].ases & MIPS_ASE_MDMX) |
4194318c RB |
128 | #endif |
129 | #ifndef cpu_has_mips3d | |
fc192e50 | 130 | #define cpu_has_mips3d (cpu_data[0].ases & MIPS_ASE_MIPS3D) |
4194318c RB |
131 | #endif |
132 | #ifndef cpu_has_smartmips | |
fc192e50 | 133 | #define cpu_has_smartmips (cpu_data[0].ases & MIPS_ASE_SMARTMIPS) |
4194318c | 134 | #endif |
a68d09a1 | 135 | |
b2ab4f08 | 136 | #ifndef cpu_has_rixi |
033549c6 | 137 | #define cpu_has_rixi (cpu_data[0].options & MIPS_CPU_RIXI) |
b2ab4f08 | 138 | #endif |
a68d09a1 | 139 | |
f8fa4811 | 140 | #ifndef cpu_has_mmips |
3ddc14ad DD |
141 | # ifdef CONFIG_SYS_SUPPORTS_MICROMIPS |
142 | # define cpu_has_mmips (cpu_data[0].options & MIPS_CPU_MICROMIPS) | |
143 | # else | |
144 | # define cpu_has_mmips 0 | |
145 | # endif | |
f8fa4811 | 146 | #endif |
a68d09a1 | 147 | |
12822570 JH |
148 | #ifndef cpu_has_lpa |
149 | #define cpu_has_lpa (cpu_data[0].options & MIPS_CPU_LPA) | |
150 | #endif | |
151 | #ifndef cpu_has_mvh | |
152 | #define cpu_has_mvh (cpu_data[0].options & MIPS_CPU_MVH) | |
153 | #endif | |
c5b36783 | 154 | #ifndef cpu_has_xpa |
12822570 | 155 | #define cpu_has_xpa (cpu_has_lpa && cpu_has_mvh) |
c5b36783 | 156 | #endif |
1da177e4 LT |
157 | #ifndef cpu_has_vtag_icache |
158 | #define cpu_has_vtag_icache (cpu_data[0].icache.flags & MIPS_CACHE_VTAG) | |
159 | #endif | |
160 | #ifndef cpu_has_dc_aliases | |
161 | #define cpu_has_dc_aliases (cpu_data[0].dcache.flags & MIPS_CACHE_ALIASES) | |
162 | #endif | |
163 | #ifndef cpu_has_ic_fills_f_dc | |
164 | #define cpu_has_ic_fills_f_dc (cpu_data[0].icache.flags & MIPS_CACHE_IC_F_DC) | |
165 | #endif | |
de62893b | 166 | #ifndef cpu_has_pindexed_dcache |
fc192e50 | 167 | #define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX) |
de62893b | 168 | #endif |
8759934e HC |
169 | #ifndef cpu_has_local_ebase |
170 | #define cpu_has_local_ebase 1 | |
171 | #endif | |
1da177e4 LT |
172 | |
173 | /* | |
70342287 | 174 | * I-Cache snoops remote store. This only matters on SMP. Some multiprocessors |
1da177e4 LT |
175 | * such as the R10000 have I-Caches that snoop local stores; the embedded ones |
176 | * don't. For maintaining I-cache coherency this means we need to flush the | |
177 | * D-cache all the way back to whever the I-cache does refills from, so the | |
178 | * I-cache has a chance to see the new data at all. Then we have to flush the | |
179 | * I-cache also. | |
180 | * Note we may have been rescheduled and may no longer be running on the CPU | |
181 | * that did the store so we can't optimize this into only doing the flush on | |
182 | * the local CPU. | |
183 | */ | |
184 | #ifndef cpu_icache_snoops_remote_store | |
185 | #ifdef CONFIG_SMP | |
186 | #define cpu_icache_snoops_remote_store (cpu_data[0].icache.flags & MIPS_IC_SNOOPS_REMOTE) | |
187 | #else | |
188 | #define cpu_icache_snoops_remote_store 1 | |
189 | #endif | |
190 | #endif | |
191 | ||
515a6393 MC |
192 | #ifndef cpu_has_mips_1 |
193 | # define cpu_has_mips_1 (!cpu_has_mips_r6) | |
194 | #endif | |
a96102be SH |
195 | #ifndef cpu_has_mips_2 |
196 | # define cpu_has_mips_2 (cpu_data[0].isa_level & MIPS_CPU_ISA_II) | |
197 | #endif | |
198 | #ifndef cpu_has_mips_3 | |
199 | # define cpu_has_mips_3 (cpu_data[0].isa_level & MIPS_CPU_ISA_III) | |
200 | #endif | |
201 | #ifndef cpu_has_mips_4 | |
202 | # define cpu_has_mips_4 (cpu_data[0].isa_level & MIPS_CPU_ISA_IV) | |
203 | #endif | |
204 | #ifndef cpu_has_mips_5 | |
205 | # define cpu_has_mips_5 (cpu_data[0].isa_level & MIPS_CPU_ISA_V) | |
206 | #endif | |
fc192e50 | 207 | #ifndef cpu_has_mips32r1 |
0401572a | 208 | # define cpu_has_mips32r1 (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R1) |
fc192e50 TW |
209 | #endif |
210 | #ifndef cpu_has_mips32r2 | |
0401572a | 211 | # define cpu_has_mips32r2 (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R2) |
fc192e50 | 212 | #endif |
34c56fc1 LY |
213 | #ifndef cpu_has_mips32r6 |
214 | # define cpu_has_mips32r6 (cpu_data[0].isa_level & MIPS_CPU_ISA_M32R6) | |
215 | #endif | |
fc192e50 | 216 | #ifndef cpu_has_mips64r1 |
0401572a | 217 | # define cpu_has_mips64r1 (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R1) |
fc192e50 TW |
218 | #endif |
219 | #ifndef cpu_has_mips64r2 | |
0401572a | 220 | # define cpu_has_mips64r2 (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R2) |
fc192e50 | 221 | #endif |
34c56fc1 LY |
222 | #ifndef cpu_has_mips64r6 |
223 | # define cpu_has_mips64r6 (cpu_data[0].isa_level & MIPS_CPU_ISA_M64R6) | |
224 | #endif | |
0401572a RB |
225 | |
226 | /* | |
227 | * Shortcuts ... | |
228 | */ | |
08a07904 RB |
229 | #define cpu_has_mips_2_3_4_5 (cpu_has_mips_2 | cpu_has_mips_3_4_5) |
230 | #define cpu_has_mips_3_4_5 (cpu_has_mips_3 | cpu_has_mips_4_5) | |
231 | #define cpu_has_mips_4_5 (cpu_has_mips_4 | cpu_has_mips_5) | |
232 | ||
233 | #define cpu_has_mips_2_3_4_5_r (cpu_has_mips_2 | cpu_has_mips_3_4_5_r) | |
234 | #define cpu_has_mips_3_4_5_r (cpu_has_mips_3 | cpu_has_mips_4_5_r) | |
235 | #define cpu_has_mips_4_5_r (cpu_has_mips_4 | cpu_has_mips_5_r) | |
236 | #define cpu_has_mips_5_r (cpu_has_mips_5 | cpu_has_mips_r) | |
237 | ||
2d83fea7 MR |
238 | #define cpu_has_mips_3_4_5_64_r2_r6 \ |
239 | (cpu_has_mips_3 | cpu_has_mips_4_5_64_r2_r6) | |
240 | #define cpu_has_mips_4_5_64_r2_r6 \ | |
241 | (cpu_has_mips_4_5 | cpu_has_mips64r1 | \ | |
242 | cpu_has_mips_r2 | cpu_has_mips_r6) | |
08a07904 | 243 | |
34c56fc1 LY |
244 | #define cpu_has_mips32 (cpu_has_mips32r1 | cpu_has_mips32r2 | cpu_has_mips32r6) |
245 | #define cpu_has_mips64 (cpu_has_mips64r1 | cpu_has_mips64r2 | cpu_has_mips64r6) | |
70342287 RB |
246 | #define cpu_has_mips_r1 (cpu_has_mips32r1 | cpu_has_mips64r1) |
247 | #define cpu_has_mips_r2 (cpu_has_mips32r2 | cpu_has_mips64r2) | |
34c56fc1 | 248 | #define cpu_has_mips_r6 (cpu_has_mips32r6 | cpu_has_mips64r6) |
c46b302b | 249 | #define cpu_has_mips_r (cpu_has_mips32r1 | cpu_has_mips32r2 | \ |
34c56fc1 LY |
250 | cpu_has_mips32r6 | cpu_has_mips64r1 | \ |
251 | cpu_has_mips64r2 | cpu_has_mips64r6) | |
252 | ||
253 | /* MIPSR2 and MIPSR6 have a lot of similarities */ | |
254 | #define cpu_has_mips_r2_r6 (cpu_has_mips_r2 | cpu_has_mips_r6) | |
0401572a | 255 | |
9cdf30bd RB |
256 | /* |
257 | * cpu_has_mips_r2_exec_hazard - return if IHB is required on current processor | |
258 | * | |
259 | * Returns non-zero value if the current processor implementation requires | |
260 | * an IHB instruction to deal with an instruction hazard as per MIPS R2 | |
261 | * architecture specification, zero otherwise. | |
262 | */ | |
41f0e4d0 | 263 | #ifndef cpu_has_mips_r2_exec_hazard |
9cdf30bd RB |
264 | #define cpu_has_mips_r2_exec_hazard \ |
265 | ({ \ | |
266 | int __res; \ | |
267 | \ | |
268 | switch (current_cpu_type()) { \ | |
269 | case CPU_M14KC: \ | |
270 | case CPU_74K: \ | |
271 | case CPU_1074K: \ | |
272 | case CPU_PROAPTIV: \ | |
273 | case CPU_P5600: \ | |
274 | case CPU_M5150: \ | |
275 | case CPU_QEMU_GENERIC: \ | |
276 | case CPU_CAVIUM_OCTEON: \ | |
277 | case CPU_CAVIUM_OCTEON_PLUS: \ | |
278 | case CPU_CAVIUM_OCTEON2: \ | |
279 | case CPU_CAVIUM_OCTEON3: \ | |
280 | __res = 0; \ | |
281 | break; \ | |
282 | \ | |
283 | default: \ | |
284 | __res = 1; \ | |
285 | } \ | |
286 | \ | |
287 | __res; \ | |
288 | }) | |
41f0e4d0 DD |
289 | #endif |
290 | ||
47740eb8 RB |
291 | /* |
292 | * MIPS32, MIPS64, VR5500, IDT32332, IDT32334 and maybe a few other | |
becee6b8 | 293 | * pre-MIPS32/MIPS64 processors have CLO, CLZ. The IDT RC64574 is 64-bit and |
417a5eb0 | 294 | * has CLO and CLZ but not DCLO nor DCLZ. For 64-bit kernels |
47740eb8 RB |
295 | * cpu_has_clo_clz also indicates the availability of DCLO and DCLZ. |
296 | */ | |
fc192e50 TW |
297 | #ifndef cpu_has_clo_clz |
298 | #define cpu_has_clo_clz cpu_has_mips_r | |
299 | #endif | |
47740eb8 | 300 | |
3c09bae4 CJ |
301 | /* |
302 | * MIPS32 R2, MIPS64 R2, Loongson 3A and Octeon have WSBH. | |
303 | * MIPS64 R2, Loongson 3A and Octeon have WSBH, DSBH and DSHD. | |
304 | * This indicates the availability of WSBH and in case of 64 bit CPUs also | |
305 | * DSBH and DSHD. | |
306 | */ | |
307 | #ifndef cpu_has_wsbh | |
308 | #define cpu_has_wsbh cpu_has_mips_r2 | |
309 | #endif | |
310 | ||
e50c0a8f RB |
311 | #ifndef cpu_has_dsp |
312 | #define cpu_has_dsp (cpu_data[0].ases & MIPS_ASE_DSP) | |
313 | #endif | |
314 | ||
ee80f7c7 SH |
315 | #ifndef cpu_has_dsp2 |
316 | #define cpu_has_dsp2 (cpu_data[0].ases & MIPS_ASE_DSP2P) | |
317 | #endif | |
318 | ||
b5a6455c ZLK |
319 | #ifndef cpu_has_dsp3 |
320 | #define cpu_has_dsp3 (cpu_data[0].ases & MIPS_ASE_DSP3) | |
321 | #endif | |
322 | ||
8f40611d | 323 | #ifndef cpu_has_mipsmt |
2e128ded | 324 | #define cpu_has_mipsmt (cpu_data[0].ases & MIPS_ASE_MIPSMT) |
8f40611d RB |
325 | #endif |
326 | ||
f270d881 PB |
327 | #ifndef cpu_has_vp |
328 | #define cpu_has_vp (cpu_data[0].options & MIPS_CPU_VP) | |
329 | #endif | |
330 | ||
a3692020 RB |
331 | #ifndef cpu_has_userlocal |
332 | #define cpu_has_userlocal (cpu_data[0].options & MIPS_CPU_ULRI) | |
333 | #endif | |
334 | ||
875d43e7 | 335 | #ifdef CONFIG_32BIT |
1da177e4 LT |
336 | # ifndef cpu_has_nofpuex |
337 | # define cpu_has_nofpuex (cpu_data[0].options & MIPS_CPU_NOFPUEX) | |
338 | # endif | |
339 | # ifndef cpu_has_64bits | |
340 | # define cpu_has_64bits (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT) | |
341 | # endif | |
342 | # ifndef cpu_has_64bit_zero_reg | |
fc192e50 | 343 | # define cpu_has_64bit_zero_reg (cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT) |
1da177e4 LT |
344 | # endif |
345 | # ifndef cpu_has_64bit_gp_regs | |
346 | # define cpu_has_64bit_gp_regs 0 | |
347 | # endif | |
348 | # ifndef cpu_has_64bit_addresses | |
349 | # define cpu_has_64bit_addresses 0 | |
350 | # endif | |
91dfc423 GR |
351 | # ifndef cpu_vmbits |
352 | # define cpu_vmbits 31 | |
353 | # endif | |
1da177e4 LT |
354 | #endif |
355 | ||
875d43e7 | 356 | #ifdef CONFIG_64BIT |
1da177e4 LT |
357 | # ifndef cpu_has_nofpuex |
358 | # define cpu_has_nofpuex 0 | |
359 | # endif | |
360 | # ifndef cpu_has_64bits | |
361 | # define cpu_has_64bits 1 | |
362 | # endif | |
363 | # ifndef cpu_has_64bit_zero_reg | |
364 | # define cpu_has_64bit_zero_reg 1 | |
365 | # endif | |
366 | # ifndef cpu_has_64bit_gp_regs | |
367 | # define cpu_has_64bit_gp_regs 1 | |
368 | # endif | |
369 | # ifndef cpu_has_64bit_addresses | |
370 | # define cpu_has_64bit_addresses 1 | |
371 | # endif | |
91dfc423 GR |
372 | # ifndef cpu_vmbits |
373 | # define cpu_vmbits cpu_data[0].vmbits | |
374 | # define __NEED_VMBITS_PROBE | |
375 | # endif | |
1da177e4 LT |
376 | #endif |
377 | ||
f41ae0b2 RB |
378 | #if defined(CONFIG_CPU_MIPSR2_IRQ_VI) && !defined(cpu_has_vint) |
379 | # define cpu_has_vint (cpu_data[0].options & MIPS_CPU_VINT) | |
380 | #elif !defined(cpu_has_vint) | |
8f40611d | 381 | # define cpu_has_vint 0 |
f41ae0b2 RB |
382 | #endif |
383 | ||
384 | #if defined(CONFIG_CPU_MIPSR2_IRQ_EI) && !defined(cpu_has_veic) | |
385 | # define cpu_has_veic (cpu_data[0].options & MIPS_CPU_VEIC) | |
386 | #elif !defined(cpu_has_veic) | |
8f40611d RB |
387 | # define cpu_has_veic 0 |
388 | #endif | |
389 | ||
fc5d2d27 RB |
390 | #ifndef cpu_has_inclusive_pcaches |
391 | #define cpu_has_inclusive_pcaches (cpu_data[0].options & MIPS_CPU_INCLUSIVE_CACHES) | |
1da177e4 LT |
392 | #endif |
393 | ||
394 | #ifndef cpu_dcache_line_size | |
54fd6441 | 395 | #define cpu_dcache_line_size() cpu_data[0].dcache.linesz |
1da177e4 LT |
396 | #endif |
397 | #ifndef cpu_icache_line_size | |
54fd6441 | 398 | #define cpu_icache_line_size() cpu_data[0].icache.linesz |
1da177e4 LT |
399 | #endif |
400 | #ifndef cpu_scache_line_size | |
54fd6441 | 401 | #define cpu_scache_line_size() cpu_data[0].scache.linesz |
1da177e4 LT |
402 | #endif |
403 | ||
fbeda19f DD |
404 | #ifndef cpu_hwrena_impl_bits |
405 | #define cpu_hwrena_impl_bits 0 | |
406 | #endif | |
407 | ||
da4b62cd AC |
408 | #ifndef cpu_has_perf_cntr_intr_bit |
409 | #define cpu_has_perf_cntr_intr_bit (cpu_data[0].options & MIPS_CPU_PCI) | |
410 | #endif | |
411 | ||
1e7decdb DD |
412 | #ifndef cpu_has_vz |
413 | #define cpu_has_vz (cpu_data[0].ases & MIPS_ASE_VZ) | |
414 | #endif | |
415 | ||
a5e9a69e PB |
416 | #if defined(CONFIG_CPU_HAS_MSA) && !defined(cpu_has_msa) |
417 | # define cpu_has_msa (cpu_data[0].ases & MIPS_ASE_MSA) | |
418 | #elif !defined(cpu_has_msa) | |
419 | # define cpu_has_msa 0 | |
420 | #endif | |
421 | ||
adac5d53 PB |
422 | #ifndef cpu_has_fre |
423 | # define cpu_has_fre (cpu_data[0].options & MIPS_CPU_FRE) | |
424 | #endif | |
425 | ||
9b3274bd JH |
426 | #ifndef cpu_has_cdmm |
427 | # define cpu_has_cdmm (cpu_data[0].options & MIPS_CPU_CDMM) | |
428 | #endif | |
429 | ||
aaa7be48 JH |
430 | #ifndef cpu_has_small_pages |
431 | # define cpu_has_small_pages (cpu_data[0].options & MIPS_CPU_SP) | |
432 | #endif | |
433 | ||
9519ef37 MR |
434 | #ifndef cpu_has_nan_legacy |
435 | #define cpu_has_nan_legacy (cpu_data[0].options & MIPS_CPU_NAN_LEGACY) | |
436 | #endif | |
437 | #ifndef cpu_has_nan_2008 | |
438 | #define cpu_has_nan_2008 (cpu_data[0].options & MIPS_CPU_NAN_2008) | |
439 | #endif | |
440 | ||
1da177e4 | 441 | #endif /* __ASM_CPU_FEATURES_H */ |