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target-arm: Infer ARMv4T feature from ARMv5

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V5 => V4T

Signed-off-by: Andreas Färber <andreas.faerber@web.de>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Andreas Färber 2011-12-13 18:19:23 +00:00 committed by Peter Maydell
parent dd4ebc2ecd
commit ddb572ec48
1 changed files with 3 additions and 12 deletions
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15
target-arm/helper.c
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@ -53,7 +53,6 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
env->cp15.c0_cpuid = id; env->cp15.c0_cpuid = id;
switch (id) { switch (id) {
case ARM_CPUID_ARM926: case ARM_CPUID_ARM926:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_VFP); set_feature(env, ARM_FEATURE_VFP);
env->vfp.xregs[ARM_VFP_FPSID] = 0x41011090; 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; env->cp15.c1_sys = 0x00090078;
break; break;
case ARM_CPUID_ARM946: case ARM_CPUID_ARM946:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_MPU); set_feature(env, ARM_FEATURE_MPU);
env->cp15.c0_cachetype = 0x0f004006; env->cp15.c0_cachetype = 0x0f004006;
env->cp15.c1_sys = 0x00000078; env->cp15.c1_sys = 0x00000078;
break; break;
case ARM_CPUID_ARM1026: case ARM_CPUID_ARM1026:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_VFP); set_feature(env, ARM_FEATURE_VFP);
set_feature(env, ARM_FEATURE_AUXCR); 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 * older core than plain "arm1136". In particular this does not
* have the v6K features. * have the v6K features.
*/ */
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_VFP); 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; env->cp15.c1_sys = 0x00050078;
break; break;
case ARM_CPUID_ARM1176: case ARM_CPUID_ARM1176:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K); 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; env->cp15.c1_sys = 0x00050078;
break; break;
case ARM_CPUID_ARM11MPCORE: case ARM_CPUID_ARM11MPCORE:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K); 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; env->cp15.c0_cachetype = 0x1dd20d2;
break; break;
case ARM_CPUID_CORTEXA8: case ARM_CPUID_CORTEXA8:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K); 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; env->cp15.c1_sys = 0x00c50078;
break; break;
case ARM_CPUID_CORTEXA9: case ARM_CPUID_CORTEXA9:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K); 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; env->cp15.c1_sys = 0x00c50078;
break; break;
case ARM_CPUID_CORTEXM3: case ARM_CPUID_CORTEXM3:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_THUMB2); 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); set_feature(env, ARM_FEATURE_THUMB_DIV);
break; break;
case ARM_CPUID_ANY: /* For userspace emulation. */ case ARM_CPUID_ANY: /* For userspace emulation. */
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_V6); set_feature(env, ARM_FEATURE_V6);
set_feature(env, ARM_FEATURE_V6K); 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_PXA260:
case ARM_CPUID_PXA261: case ARM_CPUID_PXA261:
case ARM_CPUID_PXA262: case ARM_CPUID_PXA262:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_XSCALE); set_feature(env, ARM_FEATURE_XSCALE);
/* JTAG_ID is ((id << 28) | 0x09265013) */ /* 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_B1:
case ARM_CPUID_PXA270_C0: case ARM_CPUID_PXA270_C0:
case ARM_CPUID_PXA270_C5: case ARM_CPUID_PXA270_C5:
set_feature(env, ARM_FEATURE_V4T);
set_feature(env, ARM_FEATURE_V5); set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_XSCALE); set_feature(env, ARM_FEATURE_XSCALE);
/* JTAG_ID is ((id << 28) | 0x09265013) */ /* 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)) { if (arm_feature(env, ARM_FEATURE_V7)) {
set_feature(env, ARM_FEATURE_VAPA); 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)) { if (arm_feature(env, ARM_FEATURE_ARM_DIV)) {
set_feature(env, ARM_FEATURE_THUMB_DIV); set_feature(env, ARM_FEATURE_THUMB_DIV);
} }