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authorSergey Sorokin <afarallax@yandex.ru>2016-07-14 16:51:37 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-07-14 16:51:37 +0100
commit541ef8c2e73fb99d173b125bef7c262fdd2fe33c (patch)
tree27d6a0aa2a1f3dda2d1bee8811e1771a1a7ff4e7 /target-arm
parent95eb49c8a302f8adf5e360bca026af1c5ef21716 (diff)
downloadqemu-541ef8c2e73fb99d173b125bef7c262fdd2fe33c.tar.gz
target-arm: Add missed AArch32 TLBI sytem registers
Some PL2 related TLBI system registers are missed in AArch32 implementation. The patch fixes it. Signed-off-by: Sergey Sorokin <afarallax@yandex.ru> Message-id: 1468328885-3217862-1-git-send-email-afarallax@yandex.ru Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-arm')
-rw-r--r--target-arm/helper.c139
1 files changed, 139 insertions, 0 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 1f9cdacc59..bdb842cc45 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -572,6 +572,102 @@ static void tlbimvaa_is_write(CPUARMState *env, const ARMCPRegInfo *ri,
}
}
+static void tlbiall_nsnh_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *cs = ENV_GET_CPU(env);
+
+ tlb_flush_by_mmuidx(cs, ARMMMUIdx_S12NSE1, ARMMMUIdx_S12NSE0,
+ ARMMMUIdx_S2NS, -1);
+}
+
+static void tlbiall_nsnh_is_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *other_cs;
+
+ CPU_FOREACH(other_cs) {
+ tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S12NSE1,
+ ARMMMUIdx_S12NSE0, ARMMMUIdx_S2NS, -1);
+ }
+}
+
+static void tlbiipas2_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.
+ */
+ CPUState *cs = ENV_GET_CPU(env);
+ uint64_t pageaddr;
+
+ if (!arm_feature(env, ARM_FEATURE_EL2) || !(env->cp15.scr_el3 & SCR_NS)) {
+ return;
+ }
+
+ pageaddr = sextract64(value << 12, 0, 40);
+
+ tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S2NS, -1);
+}
+
+static void tlbiipas2_is_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, 40);
+
+ CPU_FOREACH(other_cs) {
+ tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S2NS, -1);
+ }
+}
+
+static void tlbiall_hyp_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *cs = ENV_GET_CPU(env);
+
+ tlb_flush_by_mmuidx(cs, ARMMMUIdx_S1E2, -1);
+}
+
+static void tlbiall_hyp_is_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *other_cs;
+
+ CPU_FOREACH(other_cs) {
+ tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S1E2, -1);
+ }
+}
+
+static void tlbimva_hyp_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *cs = ENV_GET_CPU(env);
+ uint64_t pageaddr = value & ~MAKE_64BIT_MASK(0, 12);
+
+ tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S1E2, -1);
+}
+
+static void tlbimva_hyp_is_write(CPUARMState *env, const ARMCPRegInfo *ri,
+ uint64_t value)
+{
+ CPUState *other_cs;
+ uint64_t pageaddr = value & ~MAKE_64BIT_MASK(0, 12);
+
+ CPU_FOREACH(other_cs) {
+ tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S1E2, -1);
+ }
+}
+
static const ARMCPRegInfo cp_reginfo[] = {
/* Define the secure and non-secure FCSE identifier CP registers
* separately because there is no secure bank in V8 (no _EL3). This allows
@@ -3273,6 +3369,29 @@ static const ARMCPRegInfo v8_cp_reginfo[] = {
.type = ARM_CP_NO_RAW, .access = PL1_W, .writefn = tlbimva_write },
{ .name = "TLBIMVAAL", .cp = 15, .opc1 = 0, .crn = 8, .crm = 7, .opc2 = 7,
.type = ARM_CP_NO_RAW, .access = PL1_W, .writefn = tlbimvaa_write },
+ { .name = "TLBIMVALH", .cp = 15, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 5,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbimva_hyp_write },
+ { .name = "TLBIMVALHIS",
+ .cp = 15, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 5,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbimva_hyp_is_write },
+ { .name = "TLBIIPAS2",
+ .cp = 15, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 1,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiipas2_write },
+ { .name = "TLBIIPAS2IS",
+ .cp = 15, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 1,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiipas2_is_write },
+ { .name = "TLBIIPAS2L",
+ .cp = 15, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 5,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiipas2_write },
+ { .name = "TLBIIPAS2LIS",
+ .cp = 15, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 5,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiipas2_is_write },
/* 32 bit cache operations */
{ .name = "ICIALLUIS", .cp = 15, .opc1 = 0, .crn = 7, .crm = 1, .opc2 = 0,
.type = ARM_CP_NOP, .access = PL1_W },
@@ -3605,6 +3724,26 @@ static const ARMCPRegInfo el2_cp_reginfo[] = {
{ .name = "HTTBR", .cp = 15, .opc1 = 4, .crm = 2,
.access = PL2_RW, .type = ARM_CP_64BIT | ARM_CP_ALIAS,
.fieldoffset = offsetof(CPUARMState, cp15.ttbr0_el[2]) },
+ { .name = "TLBIALLNSNH",
+ .cp = 15, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 4,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiall_nsnh_write },
+ { .name = "TLBIALLNSNHIS",
+ .cp = 15, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 4,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiall_nsnh_is_write },
+ { .name = "TLBIALLH", .cp = 15, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 0,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiall_hyp_write },
+ { .name = "TLBIALLHIS", .cp = 15, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 0,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbiall_hyp_is_write },
+ { .name = "TLBIMVAH", .cp = 15, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 1,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbimva_hyp_write },
+ { .name = "TLBIMVAHIS", .cp = 15, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 1,
+ .type = ARM_CP_NO_RAW, .access = PL2_W,
+ .writefn = tlbimva_hyp_is_write },
{ .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,