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[Qemu-devel] [PATCH v4 14/21] target-arm: Register EL3 versions of ELR a


From: Edgar E. Iglesias
Subject: [Qemu-devel] [PATCH v4 14/21] target-arm: Register EL3 versions of ELR and SPSR
Date: Fri, 23 May 2014 10:42:11 +1000

From: "Edgar E. Iglesias" <address@hidden>

Reviewed-by: Peter Crosthwaite <address@hidden>
Signed-off-by: Edgar E. Iglesias <address@hidden>
---
 target-arm/helper.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/target-arm/helper.c b/target-arm/helper.c
index 81de010..cb7c964a 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2090,6 +2090,19 @@ static const ARMCPRegInfo v8_el2_cp_reginfo[] = {
     REGINFO_SENTINEL
 };
 
+static const ARMCPRegInfo v8_el3_cp_reginfo[] = {
+    { .name = "ELR_EL3", .state = ARM_CP_STATE_AA64,
+      .type = ARM_CP_NO_MIGRATE,
+      .opc0 = 3, .opc1 = 6, .crn = 4, .crm = 0, .opc2 = 1,
+      .access = PL3_RW,
+      .fieldoffset = offsetof(CPUARMState, elr_el[3]) },
+    { .name = "SPSR_EL3", .state = ARM_CP_STATE_AA64,
+      .type = ARM_CP_NO_MIGRATE,
+      .opc0 = 3, .opc1 = 6, .crn = 4, .crm = 0, .opc2 = 0,
+      .access = PL3_RW, .fieldoffset = offsetof(CPUARMState, banked_spsr[7]) },
+    REGINFO_SENTINEL
+};
+
 static void sctlr_write(CPUARMState *env, const ARMCPRegInfo *ri,
                         uint64_t value)
 {
@@ -2344,6 +2357,9 @@ void register_cp_regs_for_features(ARMCPU *cpu)
     if (arm_feature(env, ARM_FEATURE_EL2)) {
         define_arm_cp_regs(cpu, v8_el2_cp_reginfo);
     }
+    if (arm_feature(env, ARM_FEATURE_EL3)) {
+        define_arm_cp_regs(cpu, v8_el3_cp_reginfo);
+    }
     if (arm_feature(env, ARM_FEATURE_MPU)) {
         /* These are the MPU registers prior to PMSAv6. Any new
          * PMSA core later than the ARM946 will require that we
-- 
1.8.3.2




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