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Remove armeb-softmmu and aarch64eb-softmmu

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lazymio
2022-02-12 14:15:54 +01:00
parent 15f3b58d9b
commit 58fc952230
16 changed files with 118 additions and 5137 deletions
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34
qemu/target/arm/cpu.c
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@@ -2100,6 +2100,7 @@ ARMCPU *cpu_arm_init(struct uc_struct *uc)
ARMCPU *cpu;
CPUState *cs;
CPUClass *cc;
CPUARMState *env;
cpu = calloc(1, sizeof(*cpu));
if (cpu == NULL) {
@@ -2116,7 +2117,11 @@ ARMCPU *cpu_arm_init(struct uc_struct *uc)
} else if (uc->mode & UC_MODE_ARM1176) {
uc->cpu_model = UC_CPU_ARM_1176;
} else if (uc->cpu_model == INT_MAX) {
uc->cpu_model = UC_CPU_ARM_CORTEX_A15; // cortex-a15
if (uc->mode & UC_MODE_BIG_ENDIAN) {
uc->cpu_model = UC_CPU_ARM_1176; // For BE32 mode.
} else {
uc->cpu_model = UC_CPU_ARM_CORTEX_A15; // cortex-a15
}
} else if (uc->cpu_model >= ARR_SIZE(arm_cpus)) {
free(cpu);
return NULL;
@@ -2162,5 +2167,32 @@ ARMCPU *cpu_arm_init(struct uc_struct *uc)
qemu_init_vcpu(cs);
// UC_MODE_BIG_ENDIAN means big endian code and big endian
// data (BE32), which is only supported before ARMv7-A.
//
// UC_MODE_ARMBE8 shouldn't exist in fact. We do this for
// backward compatibility.
//
// UC_MODE_ARMBE8 -> little endian code, big endian data
// UC_MODE_ARMBE8 | UC_MODE_BIG_ENDIAN -> big endian code, big endian data
//
// In QEMU, all arm instruction fetch **should be** little endian, however
// we hack it to support BE32.
//
// Reference:
// https://developer.arm.com/documentation/ddi0406/c/Application-Level-Architecture/Application-Level-Memory-Model/Endian-support/Instruction-endianness?lang=en
// https://developer.arm.com/documentation/den0024/a/ARMv8-Registers/Endianness
env = &cpu->env;
if (uc->mode & UC_MODE_ARMBE8 || uc->mode & UC_MODE_BIG_ENDIAN) {
// Big endian data access.
env->uncached_cpsr |= CPSR_E;
}
if (uc->mode & UC_MODE_BIG_ENDIAN && !arm_feature(env, ARM_FEATURE_V7) && !arm_feature(env, ARM_FEATURE_V8)) {
// Big endian code access.
env->cp15.sctlr_ns |= SCTLR_B;
}
arm_rebuild_hflags(env);
return cpu;
}