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| author | Andreas Färber <andreas.faerber@web.de> | 2011-12-13 18:19:24 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2011-12-13 18:19:24 +0000 |
| commit | bbc5c5fa177156299eca4dd7fceb04cb42035c14 (patch) | |
| tree | cdb51a3acd7229dac7a0e65019ad30ed5bba234a /target-arm | |
| parent | 6bf62124f5d1df1d654f5c8c764e1894d40b5922 (diff) | |
target-arm: Infer ARMv6(K) feature from ARMv7
V7 && M => V6
V7 && !M => V6K
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.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index a948b8858b..1108156530 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -123,7 +123,6 @@ 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_V6K); set_feature(env, ARM_FEATURE_V7); set_feature(env, ARM_FEATURE_AUXCR); set_feature(env, ARM_FEATURE_THUMB2); @@ -144,7 +143,6 @@ 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_V6K); set_feature(env, ARM_FEATURE_V7); set_feature(env, ARM_FEATURE_AUXCR); set_feature(env, ARM_FEATURE_THUMB2); @@ -170,14 +168,12 @@ 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_V6); set_feature(env, ARM_FEATURE_THUMB2); set_feature(env, ARM_FEATURE_V7); set_feature(env, ARM_FEATURE_M); set_feature(env, ARM_FEATURE_THUMB_DIV); break; case ARM_CPUID_ANY: /* For userspace emulation. */ - set_feature(env, ARM_FEATURE_V6K); set_feature(env, ARM_FEATURE_V7); set_feature(env, ARM_FEATURE_THUMB2); set_feature(env, ARM_FEATURE_VFP); @@ -237,6 +233,11 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id) /* Some features automatically imply others: */ if (arm_feature(env, ARM_FEATURE_V7)) { set_feature(env, ARM_FEATURE_VAPA); + if (!arm_feature(env, ARM_FEATURE_M)) { + set_feature(env, ARM_FEATURE_V6K); + } else { + set_feature(env, ARM_FEATURE_V6); + } } if (arm_feature(env, ARM_FEATURE_V6K)) { set_feature(env, ARM_FEATURE_V6); |