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authorAndreas Färber <andreas.faerber@web.de>2011-12-13 18:19:23 +0000
committerPeter Maydell <peter.maydell@linaro.org>2011-12-13 18:19:23 +0000
commitddb572ec48208a075187501e79fd0b80fcefa4be (patch)
treeb7c92aec1c938b7adc03fe04c76254819c0ad6e5 /target-arm
parentdd4ebc2ecde4d607509a33f4f40d8795a0b3b88f (diff)
target-arm: Infer ARMv4T feature from ARMv5
V5 => V4T Signed-off-by: Andreas Färber <andreas.faerber@web.de> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-arm')
-rw-r--r--target-arm/helper.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 1949202f2..eff2ac102 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -53,7 +53,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c0_cpuid = id;
switch (id) {
case ARM_CPUID_ARM926:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_VFP);
env->vfp.xregs[ARM_VFP_FPSID] = 0x41011090;
@@ -61,14 +60,12 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c1_sys = 0x00090078;
break;
case ARM_CPUID_ARM946:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_MPU);
env->cp15.c0_cachetype = 0x0f004006;
env->cp15.c1_sys = 0x00000078;
break;
case ARM_CPUID_ARM1026:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_VFP);
set_feature(env, ARM_FEATURE_AUXCR);
@@ -85,7 +82,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
* older core than plain "arm1136". In particular this does not
* have the v6K features.
*/
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_VFP);
@@ -103,7 +99,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c1_sys = 0x00050078;
break;
case ARM_CPUID_ARM1176:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K);
@@ -119,7 +114,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c1_sys = 0x00050078;
break;
case ARM_CPUID_ARM11MPCORE:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K);
@@ -134,7 +128,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c0_cachetype = 0x1dd20d2;
break;
case ARM_CPUID_CORTEXA8:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K);
@@ -158,7 +151,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c1_sys = 0x00c50078;
break;
case ARM_CPUID_CORTEXA9:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K);
@@ -187,7 +179,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c1_sys = 0x00c50078;
break;
case ARM_CPUID_CORTEXM3:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_THUMB2);
@@ -196,7 +187,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
set_feature(env, ARM_FEATURE_THUMB_DIV);
break;
case ARM_CPUID_ANY: /* For userspace emulation. */
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K);
@@ -226,7 +216,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
case ARM_CPUID_PXA260:
case ARM_CPUID_PXA261:
case ARM_CPUID_PXA262:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_XSCALE);
/* JTAG_ID is ((id << 28) | 0x09265013) */
@@ -239,7 +228,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
case ARM_CPUID_PXA270_B1:
case ARM_CPUID_PXA270_C0:
case ARM_CPUID_PXA270_C5:
- set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_XSCALE);
/* JTAG_ID is ((id << 28) | 0x09265013) */
@@ -262,6 +250,9 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
if (arm_feature(env, ARM_FEATURE_V7)) {
set_feature(env, ARM_FEATURE_VAPA);
}
+ if (arm_feature(env, ARM_FEATURE_V5)) {
+ set_feature(env, ARM_FEATURE_V4T);
+ }
if (arm_feature(env, ARM_FEATURE_ARM_DIV)) {
set_feature(env, ARM_FEATURE_THUMB_DIV);
}