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target-arm: Clean up handling of ARMv8 optional feature bits 

CRC and crypto are both optional v8 extensions, so FEATURE_V8
should not imply them. Instead we should set these bits in the
initfns for the 32-bit and 64-bit "cpu any" and for the Cortex-A57.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1401458125-27977-4-git-send-email-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2014-06-09 15:43:24 +01:00
parent fb8ad9f2c1
commit 25f748e37a
2 changed files with 14 additions and 4 deletions
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8
target-arm/cpu.c
View File

@ -316,10 +316,6 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
set_feature(env, ARM_FEATURE_V7);
set_feature(env, ARM_FEATURE_ARM_DIV);
set_feature(env, ARM_FEATURE_LPAE);
set_feature(env, ARM_FEATURE_V8_AES);
set_feature(env, ARM_FEATURE_V8_SHA1);
set_feature(env, ARM_FEATURE_V8_SHA256);
set_feature(env, ARM_FEATURE_V8_PMULL);
}
if (arm_feature(env, ARM_FEATURE_V7)) {
set_feature(env, ARM_FEATURE_VAPA);
@ -960,6 +956,10 @@ static void arm_any_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
set_feature(&cpu->env, ARM_FEATURE_NEON);
set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
set_feature(&cpu->env, ARM_FEATURE_V8_AES);
set_feature(&cpu->env, ARM_FEATURE_V8_SHA1);
set_feature(&cpu->env, ARM_FEATURE_V8_SHA256);
set_feature(&cpu->env, ARM_FEATURE_V8_PMULL);
set_feature(&cpu->env, ARM_FEATURE_CRC);
cpu->midr = 0xffffffff;
}

10
target-arm/cpu64.c
View File

@ -98,6 +98,11 @@ static void aarch64_a57_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
set_feature(&cpu->env, ARM_FEATURE_AARCH64);
set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
set_feature(&cpu->env, ARM_FEATURE_V8_AES);
set_feature(&cpu->env, ARM_FEATURE_V8_SHA1);
set_feature(&cpu->env, ARM_FEATURE_V8_SHA256);
set_feature(&cpu->env, ARM_FEATURE_V8_PMULL);
set_feature(&cpu->env, ARM_FEATURE_CRC);
cpu->kvm_target = QEMU_KVM_ARM_TARGET_CORTEX_A57;
cpu->midr = 0x411fd070;
cpu->reset_fpsid = 0x41034070;
@ -141,6 +146,11 @@ static void aarch64_any_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
set_feature(&cpu->env, ARM_FEATURE_NEON);
set_feature(&cpu->env, ARM_FEATURE_AARCH64);
set_feature(&cpu->env, ARM_FEATURE_V8_AES);
set_feature(&cpu->env, ARM_FEATURE_V8_SHA1);
set_feature(&cpu->env, ARM_FEATURE_V8_SHA256);
set_feature(&cpu->env, ARM_FEATURE_V8_PMULL);
set_feature(&cpu->env, ARM_FEATURE_CRC);
cpu->ctr = 0x80030003; /* 32 byte I and D cacheline size, VIPT icache */
cpu->dcz_blocksize = 7; /* 512 bytes */
}