diff options
| -rw-r--r-- | target-arm/helper.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index 00ecda93e4..7df1f0684d 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -2709,6 +2709,45 @@ static void tlbi_aa64_vae3is_write(CPUARMState *env, const ARMCPRegInfo *ri, } } +static void tlbi_aa64_ipas2e1_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) +{ + /* Invalidate by IPA. This has to invalidate any structures that + * contain only stage 2 translation information, but does not need + * to apply to structures that contain combined stage 1 and stage 2 + * translation information. + * This must NOP if EL2 isn't implemented or SCR_EL3.NS is zero. + */ + ARMCPU *cpu = arm_env_get_cpu(env); + CPUState *cs = CPU(cpu); + uint64_t pageaddr; + + if (!arm_feature(env, ARM_FEATURE_EL2) || !(env->cp15.scr_el3 & SCR_NS)) { + return; + } + + pageaddr = sextract64(value << 12, 0, 48); + + tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S2NS, -1); +} + +static void tlbi_aa64_ipas2e1is_write(CPUARMState *env, const ARMCPRegInfo *ri, + uint64_t value) +{ + CPUState *other_cs; + uint64_t pageaddr; + + if (!arm_feature(env, ARM_FEATURE_EL2) || !(env->cp15.scr_el3 & SCR_NS)) { + return; + } + + pageaddr = sextract64(value << 12, 0, 48); + + CPU_FOREACH(other_cs) { + tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S2NS, -1); + } +} + static CPAccessResult aa64_zva_access(CPUARMState *env, const ARMCPRegInfo *ri) { /* We don't implement EL2, so the only control on DC ZVA is the @@ -2889,6 +2928,14 @@ static const ARMCPRegInfo v8_cp_reginfo[] = { .opc0 = 1, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 7, .access = PL1_W, .type = ARM_CP_NO_RAW, .writefn = tlbi_aa64_vae1_write }, + { .name = "TLBI_IPAS2E1IS", .state = ARM_CP_STATE_AA64, + .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 1, + .access = PL2_W, .type = ARM_CP_NO_RAW, + .writefn = tlbi_aa64_ipas2e1is_write }, + { .name = "TLBI_IPAS2LE1IS", .state = ARM_CP_STATE_AA64, + .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 5, + .access = PL2_W, .type = ARM_CP_NO_RAW, + .writefn = tlbi_aa64_ipas2e1is_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, @@ -2897,6 +2944,14 @@ static const ARMCPRegInfo v8_cp_reginfo[] = { .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 6, .access = PL2_W, .type = ARM_CP_NO_RAW, .writefn = tlbi_aa64_alle1is_write }, + { .name = "TLBI_IPAS2E1", .state = ARM_CP_STATE_AA64, + .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 1, + .access = PL2_W, .type = ARM_CP_NO_RAW, + .writefn = tlbi_aa64_ipas2e1_write }, + { .name = "TLBI_IPAS2LE1", .state = ARM_CP_STATE_AA64, + .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 5, + .access = PL2_W, .type = ARM_CP_NO_RAW, + .writefn = tlbi_aa64_ipas2e1_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, |