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Backport the JAZELLE feature flag

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Backports commit c99a55d38dd5b5131f3fcbbaf41828a09ee62544 in qemu to unicorn
This commit is contained in:
Lioncash 2018-02-02 08:50:15 -05:00
parent 84319130cd
commit 4fb2fbfacf
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GPG key ID: 4E3C3CC1031BA9C7
3 changed files with 5 additions and 1 deletions
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3
qemu/target-arm/cpu.c
View file

@ -364,6 +364,7 @@ static int arm_cpu_realizefn(struct uc_struct *uc, DeviceState *dev, Error **err
}
if (arm_feature(env, ARM_FEATURE_V6)) {
set_feature(env, ARM_FEATURE_V5);
set_feature(env, ARM_FEATURE_JAZELLE);
if (!arm_feature(env, ARM_FEATURE_M)) {
set_feature(env, ARM_FEATURE_AUXCR);
}
@ -448,6 +449,7 @@ static void arm926_initfn(struct uc_struct *uc, Object *obj, void *opaque)
set_feature(&cpu->env, ARM_FEATURE_VFP);
set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN);
set_feature(&cpu->env, ARM_FEATURE_JAZELLE);
cpu->midr = 0x41069265;
cpu->reset_fpsid = 0x41011090;
cpu->ctr = 0x1dd20d2;
@ -477,6 +479,7 @@ static void arm1026_initfn(struct uc_struct *uc, Object *obj, void *opaque)
set_feature(&cpu->env, ARM_FEATURE_AUXCR);
set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN);
set_feature(&cpu->env, ARM_FEATURE_JAZELLE);
cpu->midr = 0x4106a262;
cpu->reset_fpsid = 0x410110a0;
cpu->ctr = 0x1dd20d2;

1
qemu/target-arm/cpu.h
View file

@ -755,6 +755,7 @@ enum arm_features {
ARM_FEATURE_PMU, /* has PMU support */
ARM_FEATURE_VBAR, /* has cp15 VBAR */
ARM_FEATURE_M_SECURITY, /* M profile Security Extension */
ARM_FEATURE_JAZELLE, /* has (trivial) Jazelle implementation */
ARM_FEATURE_V8_SHA3, /* implements SHA3 part of v8 Crypto Extensions */
};

2
qemu/target-arm/translate.c
View file

@ -41,7 +41,7 @@
#define ENABLE_ARCH_5 arm_dc_feature(s, ARM_FEATURE_V5)
/* currently all emulated v5 cores are also v5TE, so don't bother */
#define ENABLE_ARCH_5TE arm_dc_feature(s, ARM_FEATURE_V5)
#define ENABLE_ARCH_5J 0
#define ENABLE_ARCH_5J arm_dc_feature(s, ARM_FEATURE_JAZELLE)
#define ENABLE_ARCH_6 arm_dc_feature(s, ARM_FEATURE_V6)
#define ENABLE_ARCH_6K arm_dc_feature(s, ARM_FEATURE_V6K)
#define ENABLE_ARCH_6T2 arm_dc_feature(s, ARM_FEATURE_THUMB2)