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authorPeter Maydell <peter.maydell@linaro.org>2015-08-25 15:45:10 +0100
committerPeter Maydell <peter.maydell@linaro.org>2015-08-25 16:18:33 +0100
commit43efaa33faa2bdaed789b9ddaa76b30880e57554 (patch)
treea3cfb8722b8cb9149e65c8d6a63c291bf9b0a7ca
parent2bfb9d75d37ceab6ef1674f54fca06c74f6978e7 (diff)
target-arm: Implement missing EL3 TLB invalidate operations
Implement the remaining stage 1 TLB invalidate operations visible from EL3. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Message-id: 1439548879-1972-6-git-send-email-peter.maydell@linaro.org
-rw-r--r--target-arm/helper.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 6c38d66011..00ecda93e4 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2567,6 +2567,15 @@ static void tlbi_aa64_alle2_write(CPUARMState *env, const ARMCPRegInfo *ri,
tlb_flush_by_mmuidx(cs, ARMMMUIdx_S1E2, -1);
}
+static void tlbi_aa64_alle3_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_S1E3, -1);
+}
+
static void tlbi_aa64_alle1is_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
@@ -2601,6 +2610,16 @@ static void tlbi_aa64_alle2is_write(CPUARMState *env, const ARMCPRegInfo *ri,
}
}
+static void tlbi_aa64_alle3is_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *other_cs;
+
+ CPU_FOREACH(other_cs) {
+ tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S1E3, -1);
+ }
+}
+
static void tlbi_aa64_vae1_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
@@ -2636,6 +2655,20 @@ static void tlbi_aa64_vae2_write(CPUARMState *env, const ARMCPRegInfo *ri,
tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S1E2, -1);
}
+static void tlbi_aa64_vae3_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ /* Invalidate by VA, EL3
+ * Currently handles both VAE3 and VALE3, 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_S1E3, -1);
+}
+
static void tlbi_aa64_vae1is_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
@@ -2665,6 +2698,17 @@ static void tlbi_aa64_vae2is_write(CPUARMState *env, const ARMCPRegInfo *ri,
}
}
+static void tlbi_aa64_vae3is_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *other_cs;
+ uint64_t pageaddr = sextract64(value << 12, 0, 56);
+
+ CPU_FOREACH(other_cs) {
+ tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S1E3, -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
@@ -2849,10 +2893,18 @@ static const ARMCPRegInfo v8_cp_reginfo[] = {
.opc0 = 1, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 4,
.access = PL2_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_alle1is_write },
+ { .name = "TLBI_VMALLS12E1IS", .state = ARM_CP_STATE_AA64,
+ .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_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 = tlbi_aa64_alle1_write },
+ { .name = "TLBI_VMALLS12E1", .state = ARM_CP_STATE_AA64,
+ .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 6,
+ .access = PL2_W, .type = ARM_CP_NO_RAW,
+ .writefn = tlbi_aa64_alle1is_write },
#ifndef CONFIG_USER_ONLY
/* 64 bit address translation operations */
{ .name = "AT_S1E1R", .state = ARM_CP_STATE_AA64,
@@ -3317,6 +3369,30 @@ static const ARMCPRegInfo el3_cp_reginfo[] = {
.opc0 = 3, .opc1 = 6, .crn = 5, .crm = 1, .opc2 = 1,
.access = PL3_RW, .type = ARM_CP_CONST,
.resetvalue = 0 },
+ { .name = "TLBI_ALLE3IS", .state = ARM_CP_STATE_AA64,
+ .opc0 = 1, .opc1 = 6, .crn = 8, .crm = 3, .opc2 = 0,
+ .access = PL3_W, .type = ARM_CP_NO_RAW,
+ .writefn = tlbi_aa64_alle3is_write },
+ { .name = "TLBI_VAE3IS", .state = ARM_CP_STATE_AA64,
+ .opc0 = 1, .opc1 = 6, .crn = 8, .crm = 3, .opc2 = 1,
+ .access = PL3_W, .type = ARM_CP_NO_RAW,
+ .writefn = tlbi_aa64_vae3is_write },
+ { .name = "TLBI_VALE3IS", .state = ARM_CP_STATE_AA64,
+ .opc0 = 1, .opc1 = 6, .crn = 8, .crm = 3, .opc2 = 5,
+ .access = PL3_W, .type = ARM_CP_NO_RAW,
+ .writefn = tlbi_aa64_vae3is_write },
+ { .name = "TLBI_ALLE3", .state = ARM_CP_STATE_AA64,
+ .opc0 = 1, .opc1 = 6, .crn = 8, .crm = 7, .opc2 = 0,
+ .access = PL3_W, .type = ARM_CP_NO_RAW,
+ .writefn = tlbi_aa64_alle3_write },
+ { .name = "TLBI_VAE3", .state = ARM_CP_STATE_AA64,
+ .opc0 = 1, .opc1 = 6, .crn = 8, .crm = 7, .opc2 = 1,
+ .access = PL3_W, .type = ARM_CP_NO_RAW,
+ .writefn = tlbi_aa64_vae3_write },
+ { .name = "TLBI_VALE3", .state = ARM_CP_STATE_AA64,
+ .opc0 = 1, .opc1 = 6, .crn = 8, .crm = 7, .opc2 = 5,
+ .access = PL3_W, .type = ARM_CP_NO_RAW,
+ .writefn = tlbi_aa64_vae3_write },
REGINFO_SENTINEL
};