diff options
Diffstat (limited to 'target-arm')
| -rw-r--r-- | target-arm/helper.c | 172 |
1 files changed, 129 insertions, 43 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index becc6f8..c8d07d9 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -2507,65 +2507,151 @@ static CPAccessResult aa64_cacheop_access(CPUARMState *env, * Page D4-1736 (DDI0487A.b) */ -static void tlbi_aa64_va_write(CPUARMState *env, const ARMCPRegInfo *ri, - uint64_t value) +static void tlbi_aa64_vmalle1_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) { - /* Invalidate by VA (AArch64 version) */ ARMCPU *cpu = arm_env_get_cpu(env); - uint64_t pageaddr = sextract64(value << 12, 0, 56); + CPUState *cs = CPU(cpu); - tlb_flush_page(CPU(cpu), pageaddr); + if (arm_is_secure_below_el3(env)) { + tlb_flush_by_mmuidx(cs, ARMMMUIdx_S1SE1, ARMMMUIdx_S1SE0, -1); + } else { + tlb_flush_by_mmuidx(cs, ARMMMUIdx_S12NSE1, ARMMMUIdx_S12NSE0, -1); + } } -static void tlbi_aa64_vaa_write(CPUARMState *env, const ARMCPRegInfo *ri, - uint64_t value) +static void tlbi_aa64_vmalle1is_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) { - /* Invalidate by VA, all ASIDs (AArch64 version) */ - ARMCPU *cpu = arm_env_get_cpu(env); - uint64_t pageaddr = sextract64(value << 12, 0, 56); + bool sec = arm_is_secure_below_el3(env); + CPUState *other_cs; - tlb_flush_page(CPU(cpu), pageaddr); + CPU_FOREACH(other_cs) { + if (sec) { + tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S1SE1, ARMMMUIdx_S1SE0, -1); + } else { + tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S12NSE1, + ARMMMUIdx_S12NSE0, -1); + } + } } -static void tlbi_aa64_asid_write(CPUARMState *env, const ARMCPRegInfo *ri, - uint64_t value) +static void tlbi_aa64_alle1_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) { - /* Invalidate by ASID (AArch64 version) */ + /* Note that the 'ALL' scope must invalidate both stage 1 and + * stage 2 translations, whereas most other scopes only invalidate + * stage 1 translations. + */ ARMCPU *cpu = arm_env_get_cpu(env); - int asid = extract64(value, 48, 16); - tlb_flush(CPU(cpu), asid == 0); + CPUState *cs = CPU(cpu); + + if (arm_is_secure_below_el3(env)) { + tlb_flush_by_mmuidx(cs, ARMMMUIdx_S1SE1, ARMMMUIdx_S1SE0, -1); + } else { + if (arm_feature(env, ARM_FEATURE_EL2)) { + tlb_flush_by_mmuidx(cs, ARMMMUIdx_S12NSE1, ARMMMUIdx_S12NSE0, + ARMMMUIdx_S2NS, -1); + } else { + tlb_flush_by_mmuidx(cs, ARMMMUIdx_S12NSE1, ARMMMUIdx_S12NSE0, -1); + } + } } -static void tlbi_aa64_va_is_write(CPUARMState *env, const ARMCPRegInfo *ri, +static void tlbi_aa64_alle2_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value) { + ARMCPU *cpu = arm_env_get_cpu(env); + CPUState *cs = CPU(cpu); + + tlb_flush_by_mmuidx(cs, ARMMMUIdx_S1E2, -1); +} + +static void tlbi_aa64_alle1is_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) +{ + /* Note that the 'ALL' scope must invalidate both stage 1 and + * stage 2 translations, whereas most other scopes only invalidate + * stage 1 translations. + */ + bool sec = arm_is_secure_below_el3(env); + bool has_el2 = arm_feature(env, ARM_FEATURE_EL2); CPUState *other_cs; - uint64_t pageaddr = sextract64(value << 12, 0, 56); CPU_FOREACH(other_cs) { - tlb_flush_page(other_cs, pageaddr); + if (sec) { + tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S1SE1, ARMMMUIdx_S1SE0, -1); + } else if (has_el2) { + tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S12NSE1, + ARMMMUIdx_S12NSE0, ARMMMUIdx_S2NS, -1); + } else { + tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S12NSE1, + ARMMMUIdx_S12NSE0, -1); + } } } -static void tlbi_aa64_vaa_is_write(CPUARMState *env, const ARMCPRegInfo *ri, - uint64_t value) +static void tlbi_aa64_vae1_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) +{ + /* Invalidate by VA, EL1&0 (AArch64 version). + * Currently handles all of VAE1, VAAE1, VAALE1 and VALE1, + * since we don't support flush-for-specific-ASID-only or + * flush-last-level-only. + */ + ARMCPU *cpu = arm_env_get_cpu(env); + CPUState *cs = CPU(cpu); + uint64_t pageaddr = sextract64(value << 12, 0, 56); + + if (arm_is_secure_below_el3(env)) { + tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S1SE1, + ARMMMUIdx_S1SE0, -1); + } else { + tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S12NSE1, + ARMMMUIdx_S12NSE0, -1); + } +} + +static void tlbi_aa64_vae2_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) +{ + /* Invalidate by VA, EL2 + * Currently handles both VAE2 and VALE2, since we don't support + * flush-last-level-only. + */ + ARMCPU *cpu = arm_env_get_cpu(env); + CPUState *cs = CPU(cpu); + uint64_t pageaddr = sextract64(value << 12, 0, 56); + + tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S1E2, -1); +} + +static void tlbi_aa64_vae1is_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) { + bool sec = arm_is_secure_below_el3(env); CPUState *other_cs; uint64_t pageaddr = sextract64(value << 12, 0, 56); CPU_FOREACH(other_cs) { - tlb_flush_page(other_cs, pageaddr); + if (sec) { + tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S1SE1, + ARMMMUIdx_S1SE0, -1); + } else { + tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S12NSE1, + ARMMMUIdx_S12NSE0, -1); + } } } -static void tlbi_aa64_asid_is_write(CPUARMState *env, const ARMCPRegInfo *ri, - uint64_t value) +static void tlbi_aa64_vae2is_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) { CPUState *other_cs; - int asid = extract64(value, 48, 16); + uint64_t pageaddr = sextract64(value << 12, 0, 56); CPU_FOREACH(other_cs) { - tlb_flush(other_cs, asid == 0); + tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S1E2, -1); } } @@ -2704,59 +2790,59 @@ static const ARMCPRegInfo v8_cp_reginfo[] = { { .name = "TLBI_VMALLE1IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 3, .opc2 = 0, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbiall_is_write }, + .writefn = tlbi_aa64_vmalle1is_write }, { .name = "TLBI_VAE1IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 3, .opc2 = 1, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_va_is_write }, + .writefn = tlbi_aa64_vae1is_write }, { .name = "TLBI_ASIDE1IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 3, .opc2 = 2, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_asid_is_write }, + .writefn = tlbi_aa64_vmalle1is_write }, { .name = "TLBI_VAAE1IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 3, .opc2 = 3, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_vaa_is_write }, + .writefn = tlbi_aa64_vae1is_write }, { .name = "TLBI_VALE1IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 3, .opc2 = 5, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_va_is_write }, + .writefn = tlbi_aa64_vae1is_write }, { .name = "TLBI_VAALE1IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 3, .opc2 = 7, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_vaa_is_write }, + .writefn = tlbi_aa64_vae1is_write }, { .name = "TLBI_VMALLE1", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 0, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbiall_write }, + .writefn = tlbi_aa64_vmalle1_write }, { .name = "TLBI_VAE1", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 1, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_va_write }, + .writefn = tlbi_aa64_vae1_write }, { .name = "TLBI_ASIDE1", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 2, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_asid_write }, + .writefn = tlbi_aa64_vmalle1_write }, { .name = "TLBI_VAAE1", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 3, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_vaa_write }, + .writefn = tlbi_aa64_vae1_write }, { .name = "TLBI_VALE1", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 5, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_va_write }, + .writefn = tlbi_aa64_vae1_write }, { .name = "TLBI_VAALE1", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 7, .access = PL1_W, .type = ARM_CP_NO_RAW, - .writefn = tlbi_aa64_vaa_write }, + .writefn = tlbi_aa64_vae1_write }, { .name = "TLBI_ALLE1IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 4, .access = PL2_W, .type = ARM_CP_NO_RAW, - .writefn = tlbiall_is_write }, + .writefn = tlbi_aa64_alle1is_write }, { .name = "TLBI_ALLE1", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 4, .access = PL2_W, .type = ARM_CP_NO_RAW, - .writefn = tlbiall_write }, + .writefn = tlbi_aa64_alle1_write }, #ifndef CONFIG_USER_ONLY /* 64 bit address translation operations */ { .name = "AT_S1E1R", .state = ARM_CP_STATE_AA64, @@ -3055,15 +3141,15 @@ static const ARMCPRegInfo el2_cp_reginfo[] = { { .name = "TLBI_ALLE2", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 0, .type = ARM_CP_NO_RAW, .access = PL2_W, - .writefn = tlbiall_write }, + .writefn = tlbi_aa64_alle2_write }, { .name = "TLBI_VAE2", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 1, .type = ARM_CP_NO_RAW, .access = PL2_W, - .writefn = tlbi_aa64_vaa_write }, + .writefn = tlbi_aa64_vae2_write }, { .name = "TLBI_VAE2IS", .state = ARM_CP_STATE_AA64, .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 1, .type = ARM_CP_NO_RAW, .access = PL2_W, - .writefn = tlbi_aa64_vaa_write }, + .writefn = tlbi_aa64_vae2is_write }, #ifndef CONFIG_USER_ONLY /* Unlike the other EL2-related AT operations, these must * UNDEF from EL3 if EL2 is not implemented, which is why we |