1 // SPDX-License-Identifier: GPL-2.0-only
3 * Contains CPU specific errata definitions
5 * Copyright (C) 2014 ARM Ltd.
8 #include <linux/arm-smccc.h>
9 #include <linux/types.h>
10 #include <linux/cpu.h>
12 #include <asm/cputype.h>
13 #include <asm/cpufeature.h>
14 #include <asm/kvm_asm.h>
15 #include <asm/smp_plat.h>
17 static bool __maybe_unused
18 is_affected_midr_range(const struct arm64_cpu_capabilities *entry, int scope)
20 const struct arm64_midr_revidr *fix;
21 u32 midr = read_cpuid_id(), revidr;
23 WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible());
24 if (!is_midr_in_range(midr, &entry->midr_range))
27 midr &= MIDR_REVISION_MASK | MIDR_VARIANT_MASK;
28 revidr = read_cpuid(REVIDR_EL1);
29 for (fix = entry->fixed_revs; fix && fix->revidr_mask; fix++)
30 if (midr == fix->midr_rv && (revidr & fix->revidr_mask))
36 static bool __maybe_unused
37 is_affected_midr_range_list(const struct arm64_cpu_capabilities *entry,
40 WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible());
41 return is_midr_in_range_list(read_cpuid_id(), entry->midr_range_list);
44 static bool __maybe_unused
45 is_kryo_midr(const struct arm64_cpu_capabilities *entry, int scope)
49 WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible());
51 model = read_cpuid_id();
52 model &= MIDR_IMPLEMENTOR_MASK | (0xf00 << MIDR_PARTNUM_SHIFT) |
53 MIDR_ARCHITECTURE_MASK;
55 return model == entry->midr_range.model;
59 has_mismatched_cache_type(const struct arm64_cpu_capabilities *entry,
62 u64 mask = arm64_ftr_reg_ctrel0.strict_mask;
63 u64 sys = arm64_ftr_reg_ctrel0.sys_val & mask;
64 u64 ctr_raw, ctr_real;
66 WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible());
69 * We want to make sure that all the CPUs in the system expose
70 * a consistent CTR_EL0 to make sure that applications behaves
71 * correctly with migration.
73 * If a CPU has CTR_EL0.IDC but does not advertise it via CTR_EL0 :
75 * 1) It is safe if the system doesn't support IDC, as CPU anyway
76 * reports IDC = 0, consistent with the rest.
78 * 2) If the system has IDC, it is still safe as we trap CTR_EL0
79 * access on this CPU via the ARM64_HAS_CACHE_IDC capability.
81 * So, we need to make sure either the raw CTR_EL0 or the effective
82 * CTR_EL0 matches the system's copy to allow a secondary CPU to boot.
84 ctr_raw = read_cpuid_cachetype() & mask;
85 ctr_real = read_cpuid_effective_cachetype() & mask;
87 return (ctr_real != sys) && (ctr_raw != sys);
91 cpu_enable_trap_ctr_access(const struct arm64_cpu_capabilities *cap)
93 u64 mask = arm64_ftr_reg_ctrel0.strict_mask;
94 bool enable_uct_trap = false;
96 /* Trap CTR_EL0 access on this CPU, only if it has a mismatch */
97 if ((read_cpuid_cachetype() & mask) !=
98 (arm64_ftr_reg_ctrel0.sys_val & mask))
99 enable_uct_trap = true;
101 /* ... or if the system is affected by an erratum */
102 if (cap->capability == ARM64_WORKAROUND_1542419)
103 enable_uct_trap = true;
106 sysreg_clear_set(sctlr_el1, SCTLR_EL1_UCT, 0);
109 #ifdef CONFIG_ARM64_ERRATUM_1463225
111 has_cortex_a76_erratum_1463225(const struct arm64_cpu_capabilities *entry,
114 return is_affected_midr_range_list(entry, scope) && is_kernel_in_hyp_mode();
118 static void __maybe_unused
119 cpu_enable_cache_maint_trap(const struct arm64_cpu_capabilities *__unused)
121 sysreg_clear_set(sctlr_el1, SCTLR_EL1_UCI, 0);
124 #define CAP_MIDR_RANGE(model, v_min, r_min, v_max, r_max) \
125 .matches = is_affected_midr_range, \
126 .midr_range = MIDR_RANGE(model, v_min, r_min, v_max, r_max)
128 #define CAP_MIDR_ALL_VERSIONS(model) \
129 .matches = is_affected_midr_range, \
130 .midr_range = MIDR_ALL_VERSIONS(model)
132 #define MIDR_FIXED(rev, revidr_mask) \
133 .fixed_revs = (struct arm64_midr_revidr[]){{ (rev), (revidr_mask) }, {}}
135 #define ERRATA_MIDR_RANGE(model, v_min, r_min, v_max, r_max) \
136 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, \
137 CAP_MIDR_RANGE(model, v_min, r_min, v_max, r_max)
139 #define CAP_MIDR_RANGE_LIST(list) \
140 .matches = is_affected_midr_range_list, \
141 .midr_range_list = list
143 /* Errata affecting a range of revisions of given model variant */
144 #define ERRATA_MIDR_REV_RANGE(m, var, r_min, r_max) \
145 ERRATA_MIDR_RANGE(m, var, r_min, var, r_max)
147 /* Errata affecting a single variant/revision of a model */
148 #define ERRATA_MIDR_REV(model, var, rev) \
149 ERRATA_MIDR_RANGE(model, var, rev, var, rev)
151 /* Errata affecting all variants/revisions of a given a model */
152 #define ERRATA_MIDR_ALL_VERSIONS(model) \
153 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, \
154 CAP_MIDR_ALL_VERSIONS(model)
156 /* Errata affecting a list of midr ranges, with same work around */
157 #define ERRATA_MIDR_RANGE_LIST(midr_list) \
158 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, \
159 CAP_MIDR_RANGE_LIST(midr_list)
161 static const __maybe_unused struct midr_range tx2_family_cpus[] = {
162 MIDR_ALL_VERSIONS(MIDR_BRCM_VULCAN),
163 MIDR_ALL_VERSIONS(MIDR_CAVIUM_THUNDERX2),
167 static bool __maybe_unused
168 needs_tx2_tvm_workaround(const struct arm64_cpu_capabilities *entry,
173 if (!is_affected_midr_range_list(entry, scope) ||
174 !is_hyp_mode_available())
177 for_each_possible_cpu(i) {
178 if (MPIDR_AFFINITY_LEVEL(cpu_logical_map(i), 0) != 0)
185 static bool __maybe_unused
186 has_neoverse_n1_erratum_1542419(const struct arm64_cpu_capabilities *entry,
189 u32 midr = read_cpuid_id();
190 bool has_dic = read_cpuid_cachetype() & BIT(CTR_EL0_DIC_SHIFT);
191 const struct midr_range range = MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N1);
193 WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible());
194 return is_midr_in_range(midr, &range) && has_dic;
197 #ifdef CONFIG_ARM64_WORKAROUND_REPEAT_TLBI
198 static const struct arm64_cpu_capabilities arm64_repeat_tlbi_list[] = {
199 #ifdef CONFIG_QCOM_FALKOR_ERRATUM_1009
201 ERRATA_MIDR_REV(MIDR_QCOM_FALKOR_V1, 0, 0)
204 .midr_range.model = MIDR_QCOM_KRYO,
205 .matches = is_kryo_midr,
208 #ifdef CONFIG_ARM64_ERRATUM_1286807
210 ERRATA_MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 0),
213 /* Kryo4xx Gold (rcpe to rfpe) => (r0p0 to r3p0) */
214 ERRATA_MIDR_RANGE(MIDR_QCOM_KRYO_4XX_GOLD, 0xc, 0xe, 0xf, 0xe),
217 #ifdef CONFIG_ARM64_ERRATUM_2441007
219 ERRATA_MIDR_ALL_VERSIONS(MIDR_CORTEX_A55),
222 #ifdef CONFIG_ARM64_ERRATUM_2441009
224 /* Cortex-A510 r0p0 -> r1p1. Fixed in r1p2 */
225 ERRATA_MIDR_RANGE(MIDR_CORTEX_A510, 0, 0, 1, 1),
232 #ifdef CONFIG_CAVIUM_ERRATUM_23154
233 static const struct midr_range cavium_erratum_23154_cpus[] = {
234 MIDR_ALL_VERSIONS(MIDR_THUNDERX),
235 MIDR_ALL_VERSIONS(MIDR_THUNDERX_81XX),
236 MIDR_ALL_VERSIONS(MIDR_THUNDERX_83XX),
237 MIDR_ALL_VERSIONS(MIDR_OCTX2_98XX),
238 MIDR_ALL_VERSIONS(MIDR_OCTX2_96XX),
239 MIDR_ALL_VERSIONS(MIDR_OCTX2_95XX),
240 MIDR_ALL_VERSIONS(MIDR_OCTX2_95XXN),
241 MIDR_ALL_VERSIONS(MIDR_OCTX2_95XXMM),
242 MIDR_ALL_VERSIONS(MIDR_OCTX2_95XXO),
247 #ifdef CONFIG_CAVIUM_ERRATUM_27456
248 const struct midr_range cavium_erratum_27456_cpus[] = {
249 /* Cavium ThunderX, T88 pass 1.x - 2.1 */
250 MIDR_RANGE(MIDR_THUNDERX, 0, 0, 1, 1),
251 /* Cavium ThunderX, T81 pass 1.0 */
252 MIDR_REV(MIDR_THUNDERX_81XX, 0, 0),
257 #ifdef CONFIG_CAVIUM_ERRATUM_30115
258 static const struct midr_range cavium_erratum_30115_cpus[] = {
259 /* Cavium ThunderX, T88 pass 1.x - 2.2 */
260 MIDR_RANGE(MIDR_THUNDERX, 0, 0, 1, 2),
261 /* Cavium ThunderX, T81 pass 1.0 - 1.2 */
262 MIDR_REV_RANGE(MIDR_THUNDERX_81XX, 0, 0, 2),
263 /* Cavium ThunderX, T83 pass 1.0 */
264 MIDR_REV(MIDR_THUNDERX_83XX, 0, 0),
269 #ifdef CONFIG_QCOM_FALKOR_ERRATUM_1003
270 static const struct arm64_cpu_capabilities qcom_erratum_1003_list[] = {
272 ERRATA_MIDR_REV(MIDR_QCOM_FALKOR_V1, 0, 0),
275 .midr_range.model = MIDR_QCOM_KRYO,
276 .matches = is_kryo_midr,
282 #ifdef CONFIG_ARM64_WORKAROUND_CLEAN_CACHE
283 static const struct midr_range workaround_clean_cache[] = {
284 #if defined(CONFIG_ARM64_ERRATUM_826319) || \
285 defined(CONFIG_ARM64_ERRATUM_827319) || \
286 defined(CONFIG_ARM64_ERRATUM_824069)
287 /* Cortex-A53 r0p[012]: ARM errata 826319, 827319, 824069 */
288 MIDR_REV_RANGE(MIDR_CORTEX_A53, 0, 0, 2),
290 #ifdef CONFIG_ARM64_ERRATUM_819472
291 /* Cortex-A53 r0p[01] : ARM errata 819472 */
292 MIDR_REV_RANGE(MIDR_CORTEX_A53, 0, 0, 1),
298 #ifdef CONFIG_ARM64_ERRATUM_1418040
300 * - 1188873 affects r0p0 to r2p0
301 * - 1418040 affects r0p0 to r3p1
303 static const struct midr_range erratum_1418040_list[] = {
304 /* Cortex-A76 r0p0 to r3p1 */
305 MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 1),
306 /* Neoverse-N1 r0p0 to r3p1 */
307 MIDR_RANGE(MIDR_NEOVERSE_N1, 0, 0, 3, 1),
308 /* Kryo4xx Gold (rcpe to rfpf) => (r0p0 to r3p1) */
309 MIDR_RANGE(MIDR_QCOM_KRYO_4XX_GOLD, 0xc, 0xe, 0xf, 0xf),
314 #ifdef CONFIG_ARM64_ERRATUM_845719
315 static const struct midr_range erratum_845719_list[] = {
316 /* Cortex-A53 r0p[01234] */
317 MIDR_REV_RANGE(MIDR_CORTEX_A53, 0, 0, 4),
318 /* Brahma-B53 r0p[0] */
319 MIDR_REV(MIDR_BRAHMA_B53, 0, 0),
320 /* Kryo2XX Silver rAp4 */
321 MIDR_REV(MIDR_QCOM_KRYO_2XX_SILVER, 0xa, 0x4),
326 #ifdef CONFIG_ARM64_ERRATUM_843419
327 static const struct arm64_cpu_capabilities erratum_843419_list[] = {
329 /* Cortex-A53 r0p[01234] */
330 .matches = is_affected_midr_range,
331 ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A53, 0, 0, 4),
332 MIDR_FIXED(0x4, BIT(8)),
335 /* Brahma-B53 r0p[0] */
336 .matches = is_affected_midr_range,
337 ERRATA_MIDR_REV(MIDR_BRAHMA_B53, 0, 0),
343 #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_AT
344 static const struct midr_range erratum_speculative_at_list[] = {
345 #ifdef CONFIG_ARM64_ERRATUM_1165522
346 /* Cortex A76 r0p0 to r2p0 */
347 MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 2, 0),
349 #ifdef CONFIG_ARM64_ERRATUM_1319367
350 MIDR_ALL_VERSIONS(MIDR_CORTEX_A57),
351 MIDR_ALL_VERSIONS(MIDR_CORTEX_A72),
353 #ifdef CONFIG_ARM64_ERRATUM_1530923
354 /* Cortex A55 r0p0 to r2p0 */
355 MIDR_RANGE(MIDR_CORTEX_A55, 0, 0, 2, 0),
356 /* Kryo4xx Silver (rdpe => r1p0) */
357 MIDR_REV(MIDR_QCOM_KRYO_4XX_SILVER, 0xd, 0xe),
363 #ifdef CONFIG_ARM64_ERRATUM_1463225
364 static const struct midr_range erratum_1463225[] = {
365 /* Cortex-A76 r0p0 - r3p1 */
366 MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 1),
367 /* Kryo4xx Gold (rcpe to rfpf) => (r0p0 to r3p1) */
368 MIDR_RANGE(MIDR_QCOM_KRYO_4XX_GOLD, 0xc, 0xe, 0xf, 0xf),
373 #ifdef CONFIG_ARM64_WORKAROUND_TRBE_OVERWRITE_FILL_MODE
374 static const struct midr_range trbe_overwrite_fill_mode_cpus[] = {
375 #ifdef CONFIG_ARM64_ERRATUM_2139208
376 MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N2),
378 #ifdef CONFIG_ARM64_ERRATUM_2119858
379 MIDR_ALL_VERSIONS(MIDR_CORTEX_A710),
380 MIDR_RANGE(MIDR_CORTEX_X2, 0, 0, 2, 0),
384 #endif /* CONFIG_ARM64_WORKAROUND_TRBE_OVERWRITE_FILL_MODE */
386 #ifdef CONFIG_ARM64_WORKAROUND_TSB_FLUSH_FAILURE
387 static const struct midr_range tsb_flush_fail_cpus[] = {
388 #ifdef CONFIG_ARM64_ERRATUM_2067961
389 MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N2),
391 #ifdef CONFIG_ARM64_ERRATUM_2054223
392 MIDR_ALL_VERSIONS(MIDR_CORTEX_A710),
396 #endif /* CONFIG_ARM64_WORKAROUND_TSB_FLUSH_FAILURE */
398 #ifdef CONFIG_ARM64_WORKAROUND_TRBE_WRITE_OUT_OF_RANGE
399 static struct midr_range trbe_write_out_of_range_cpus[] = {
400 #ifdef CONFIG_ARM64_ERRATUM_2253138
401 MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N2),
403 #ifdef CONFIG_ARM64_ERRATUM_2224489
404 MIDR_ALL_VERSIONS(MIDR_CORTEX_A710),
405 MIDR_RANGE(MIDR_CORTEX_X2, 0, 0, 2, 0),
409 #endif /* CONFIG_ARM64_WORKAROUND_TRBE_WRITE_OUT_OF_RANGE */
411 #ifdef CONFIG_ARM64_ERRATUM_1742098
412 static struct midr_range broken_aarch32_aes[] = {
413 MIDR_RANGE(MIDR_CORTEX_A57, 0, 1, 0xf, 0xf),
414 MIDR_ALL_VERSIONS(MIDR_CORTEX_A72),
417 #endif /* CONFIG_ARM64_WORKAROUND_TRBE_WRITE_OUT_OF_RANGE */
419 #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_UNPRIV_LOAD
420 static const struct midr_range erratum_spec_unpriv_load_list[] = {
421 #ifdef CONFIG_ARM64_ERRATUM_3117295
422 MIDR_ALL_VERSIONS(MIDR_CORTEX_A510),
424 #ifdef CONFIG_ARM64_ERRATUM_2966298
425 /* Cortex-A520 r0p0 to r0p1 */
426 MIDR_REV_RANGE(MIDR_CORTEX_A520, 0, 0, 1),
432 const struct arm64_cpu_capabilities arm64_errata[] = {
433 #ifdef CONFIG_ARM64_WORKAROUND_CLEAN_CACHE
435 .desc = "ARM errata 826319, 827319, 824069, or 819472",
436 .capability = ARM64_WORKAROUND_CLEAN_CACHE,
437 ERRATA_MIDR_RANGE_LIST(workaround_clean_cache),
438 .cpu_enable = cpu_enable_cache_maint_trap,
441 #ifdef CONFIG_ARM64_ERRATUM_832075
443 /* Cortex-A57 r0p0 - r1p2 */
444 .desc = "ARM erratum 832075",
445 .capability = ARM64_WORKAROUND_DEVICE_LOAD_ACQUIRE,
446 ERRATA_MIDR_RANGE(MIDR_CORTEX_A57,
451 #ifdef CONFIG_ARM64_ERRATUM_834220
453 /* Cortex-A57 r0p0 - r1p2 */
454 .desc = "ARM erratum 834220",
455 .capability = ARM64_WORKAROUND_834220,
456 ERRATA_MIDR_RANGE(MIDR_CORTEX_A57,
461 #ifdef CONFIG_ARM64_ERRATUM_843419
463 .desc = "ARM erratum 843419",
464 .capability = ARM64_WORKAROUND_843419,
465 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
466 .matches = cpucap_multi_entry_cap_matches,
467 .match_list = erratum_843419_list,
470 #ifdef CONFIG_ARM64_ERRATUM_845719
472 .desc = "ARM erratum 845719",
473 .capability = ARM64_WORKAROUND_845719,
474 ERRATA_MIDR_RANGE_LIST(erratum_845719_list),
477 #ifdef CONFIG_CAVIUM_ERRATUM_23154
479 .desc = "Cavium errata 23154 and 38545",
480 .capability = ARM64_WORKAROUND_CAVIUM_23154,
481 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
482 ERRATA_MIDR_RANGE_LIST(cavium_erratum_23154_cpus),
485 #ifdef CONFIG_CAVIUM_ERRATUM_27456
487 .desc = "Cavium erratum 27456",
488 .capability = ARM64_WORKAROUND_CAVIUM_27456,
489 ERRATA_MIDR_RANGE_LIST(cavium_erratum_27456_cpus),
492 #ifdef CONFIG_CAVIUM_ERRATUM_30115
494 .desc = "Cavium erratum 30115",
495 .capability = ARM64_WORKAROUND_CAVIUM_30115,
496 ERRATA_MIDR_RANGE_LIST(cavium_erratum_30115_cpus),
500 .desc = "Mismatched cache type (CTR_EL0)",
501 .capability = ARM64_MISMATCHED_CACHE_TYPE,
502 .matches = has_mismatched_cache_type,
503 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
504 .cpu_enable = cpu_enable_trap_ctr_access,
506 #ifdef CONFIG_QCOM_FALKOR_ERRATUM_1003
508 .desc = "Qualcomm Technologies Falkor/Kryo erratum 1003",
509 .capability = ARM64_WORKAROUND_QCOM_FALKOR_E1003,
510 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
511 .matches = cpucap_multi_entry_cap_matches,
512 .match_list = qcom_erratum_1003_list,
515 #ifdef CONFIG_ARM64_WORKAROUND_REPEAT_TLBI
517 .desc = "Qualcomm erratum 1009, or ARM erratum 1286807, 2441009",
518 .capability = ARM64_WORKAROUND_REPEAT_TLBI,
519 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
520 .matches = cpucap_multi_entry_cap_matches,
521 .match_list = arm64_repeat_tlbi_list,
524 #ifdef CONFIG_ARM64_ERRATUM_858921
526 /* Cortex-A73 all versions */
527 .desc = "ARM erratum 858921",
528 .capability = ARM64_WORKAROUND_858921,
529 ERRATA_MIDR_ALL_VERSIONS(MIDR_CORTEX_A73),
533 .desc = "Spectre-v2",
534 .capability = ARM64_SPECTRE_V2,
535 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
536 .matches = has_spectre_v2,
537 .cpu_enable = spectre_v2_enable_mitigation,
539 #ifdef CONFIG_RANDOMIZE_BASE
541 /* Must come after the Spectre-v2 entry */
542 .desc = "Spectre-v3a",
543 .capability = ARM64_SPECTRE_V3A,
544 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
545 .matches = has_spectre_v3a,
546 .cpu_enable = spectre_v3a_enable_mitigation,
550 .desc = "Spectre-v4",
551 .capability = ARM64_SPECTRE_V4,
552 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
553 .matches = has_spectre_v4,
554 .cpu_enable = spectre_v4_enable_mitigation,
557 .desc = "Spectre-BHB",
558 .capability = ARM64_SPECTRE_BHB,
559 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
560 .matches = is_spectre_bhb_affected,
561 .cpu_enable = spectre_bhb_enable_mitigation,
563 #ifdef CONFIG_ARM64_ERRATUM_1418040
565 .desc = "ARM erratum 1418040",
566 .capability = ARM64_WORKAROUND_1418040,
567 ERRATA_MIDR_RANGE_LIST(erratum_1418040_list),
569 * We need to allow affected CPUs to come in late, but
570 * also need the non-affected CPUs to be able to come
571 * in at any point in time. Wonderful.
573 .type = ARM64_CPUCAP_WEAK_LOCAL_CPU_FEATURE,
576 #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_AT
578 .desc = "ARM errata 1165522, 1319367, or 1530923",
579 .capability = ARM64_WORKAROUND_SPECULATIVE_AT,
580 ERRATA_MIDR_RANGE_LIST(erratum_speculative_at_list),
583 #ifdef CONFIG_ARM64_ERRATUM_1463225
585 .desc = "ARM erratum 1463225",
586 .capability = ARM64_WORKAROUND_1463225,
587 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
588 .matches = has_cortex_a76_erratum_1463225,
589 .midr_range_list = erratum_1463225,
592 #ifdef CONFIG_CAVIUM_TX2_ERRATUM_219
594 .desc = "Cavium ThunderX2 erratum 219 (KVM guest sysreg trapping)",
595 .capability = ARM64_WORKAROUND_CAVIUM_TX2_219_TVM,
596 ERRATA_MIDR_RANGE_LIST(tx2_family_cpus),
597 .matches = needs_tx2_tvm_workaround,
600 .desc = "Cavium ThunderX2 erratum 219 (PRFM removal)",
601 .capability = ARM64_WORKAROUND_CAVIUM_TX2_219_PRFM,
602 ERRATA_MIDR_RANGE_LIST(tx2_family_cpus),
605 #ifdef CONFIG_ARM64_ERRATUM_1542419
607 /* we depend on the firmware portion for correctness */
608 .desc = "ARM erratum 1542419 (kernel portion)",
609 .capability = ARM64_WORKAROUND_1542419,
610 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
611 .matches = has_neoverse_n1_erratum_1542419,
612 .cpu_enable = cpu_enable_trap_ctr_access,
615 #ifdef CONFIG_ARM64_ERRATUM_1508412
617 /* we depend on the firmware portion for correctness */
618 .desc = "ARM erratum 1508412 (kernel portion)",
619 .capability = ARM64_WORKAROUND_1508412,
620 ERRATA_MIDR_RANGE(MIDR_CORTEX_A77,
625 #ifdef CONFIG_NVIDIA_CARMEL_CNP_ERRATUM
628 .desc = "NVIDIA Carmel CNP erratum",
629 .capability = ARM64_WORKAROUND_NVIDIA_CARMEL_CNP,
630 ERRATA_MIDR_ALL_VERSIONS(MIDR_NVIDIA_CARMEL),
633 #ifdef CONFIG_ARM64_WORKAROUND_TRBE_OVERWRITE_FILL_MODE
636 * The erratum work around is handled within the TRBE
637 * driver and can be applied per-cpu. So, we can allow
638 * a late CPU to come online with this erratum.
640 .desc = "ARM erratum 2119858 or 2139208",
641 .capability = ARM64_WORKAROUND_TRBE_OVERWRITE_FILL_MODE,
642 .type = ARM64_CPUCAP_WEAK_LOCAL_CPU_FEATURE,
643 CAP_MIDR_RANGE_LIST(trbe_overwrite_fill_mode_cpus),
646 #ifdef CONFIG_ARM64_WORKAROUND_TSB_FLUSH_FAILURE
648 .desc = "ARM erratum 2067961 or 2054223",
649 .capability = ARM64_WORKAROUND_TSB_FLUSH_FAILURE,
650 ERRATA_MIDR_RANGE_LIST(tsb_flush_fail_cpus),
653 #ifdef CONFIG_ARM64_WORKAROUND_TRBE_WRITE_OUT_OF_RANGE
655 .desc = "ARM erratum 2253138 or 2224489",
656 .capability = ARM64_WORKAROUND_TRBE_WRITE_OUT_OF_RANGE,
657 .type = ARM64_CPUCAP_WEAK_LOCAL_CPU_FEATURE,
658 CAP_MIDR_RANGE_LIST(trbe_write_out_of_range_cpus),
661 #ifdef CONFIG_ARM64_ERRATUM_2645198
663 .desc = "ARM erratum 2645198",
664 .capability = ARM64_WORKAROUND_2645198,
665 ERRATA_MIDR_ALL_VERSIONS(MIDR_CORTEX_A715)
668 #ifdef CONFIG_ARM64_ERRATUM_2077057
670 .desc = "ARM erratum 2077057",
671 .capability = ARM64_WORKAROUND_2077057,
672 ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2),
675 #ifdef CONFIG_ARM64_ERRATUM_2064142
677 .desc = "ARM erratum 2064142",
678 .capability = ARM64_WORKAROUND_2064142,
680 /* Cortex-A510 r0p0 - r0p2 */
681 ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2)
684 #ifdef CONFIG_ARM64_ERRATUM_2457168
686 .desc = "ARM erratum 2457168",
687 .capability = ARM64_WORKAROUND_2457168,
688 .type = ARM64_CPUCAP_WEAK_LOCAL_CPU_FEATURE,
690 /* Cortex-A510 r0p0-r1p1 */
691 CAP_MIDR_RANGE(MIDR_CORTEX_A510, 0, 0, 1, 1)
694 #ifdef CONFIG_ARM64_ERRATUM_2038923
696 .desc = "ARM erratum 2038923",
697 .capability = ARM64_WORKAROUND_2038923,
699 /* Cortex-A510 r0p0 - r0p2 */
700 ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2)
703 #ifdef CONFIG_ARM64_ERRATUM_1902691
705 .desc = "ARM erratum 1902691",
706 .capability = ARM64_WORKAROUND_1902691,
708 /* Cortex-A510 r0p0 - r0p1 */
709 ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 1)
712 #ifdef CONFIG_ARM64_ERRATUM_1742098
714 .desc = "ARM erratum 1742098",
715 .capability = ARM64_WORKAROUND_1742098,
716 CAP_MIDR_RANGE_LIST(broken_aarch32_aes),
717 .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
720 #ifdef CONFIG_ARM64_ERRATUM_2658417
722 .desc = "ARM erratum 2658417",
723 .capability = ARM64_WORKAROUND_2658417,
724 /* Cortex-A510 r0p0 - r1p1 */
725 ERRATA_MIDR_RANGE(MIDR_CORTEX_A510, 0, 0, 1, 1),
726 MIDR_FIXED(MIDR_CPU_VAR_REV(1,1), BIT(25)),
729 #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_UNPRIV_LOAD
731 .desc = "ARM errata 2966298, 3117295",
732 .capability = ARM64_WORKAROUND_SPECULATIVE_UNPRIV_LOAD,
733 /* Cortex-A520 r0p0 - r0p1 */
734 ERRATA_MIDR_RANGE_LIST(erratum_spec_unpriv_load_list),
737 #ifdef CONFIG_AMPERE_ERRATUM_AC03_CPU_38
739 .desc = "AmpereOne erratum AC03_CPU_38",
740 .capability = ARM64_WORKAROUND_AMPERE_AC03_CPU_38,
741 ERRATA_MIDR_ALL_VERSIONS(MIDR_AMPERE1),