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target-arm: Extend feature flags to 64 bits

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Extend feature flags to 64 bits, as we've just run out of space
in the 32 bit integer we were using for them.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2012-07-12 10:59:06 +00:00
parent de9b05b807
commit 918f5dca18
3 changed files with 6 additions and 6 deletions
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2
target-arm/cpu.c
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@ -129,7 +129,7 @@ static void arm_cpu_reset(CPUState *s)
static inline void set_feature(CPUARMState *env, int feature)
{
env->features |= 1u << feature;
env->features |= 1ULL << feature;
}
static void arm_cpu_initfn(Object *obj)

6
target-arm/cpu.h
View File

@ -221,7 +221,7 @@ typedef struct CPUARMState {
/* These fields after the common ones so they are preserved on reset. */
/* Internal CPU feature flags. */
uint32_t features;
uint64_t features;
void *nvic;
const struct arm_boot_info *boot_info;
@ -392,7 +392,7 @@ enum arm_features {
static inline int arm_feature(CPUARMState *env, int feature)
{
return (env->features & (1u << feature)) != 0;
return (env->features & (1ULL << feature)) != 0;
}
void arm_cpu_list(FILE *f, fprintf_function cpu_fprintf);
@ -638,7 +638,7 @@ static inline CPUARMState *cpu_init(const char *cpu_model)
#define cpu_signal_handler cpu_arm_signal_handler
#define cpu_list arm_cpu_list
#define CPU_SAVE_VERSION 7
#define CPU_SAVE_VERSION 8
/* MMU modes definitions */
#define MMU_MODE0_SUFFIX _kernel

4
target-arm/machine.c
View File

@ -60,7 +60,7 @@ void cpu_save(QEMUFile *f, void *opaque)
qemu_put_be32(f, env->cp15.c15_diagnostic);
qemu_put_be32(f, env->cp15.c15_power_diagnostic);
qemu_put_be32(f, env->features);
qemu_put_be64(f, env->features);
if (arm_feature(env, ARM_FEATURE_VFP)) {
for (i = 0; i < 16; i++) {
@ -177,7 +177,7 @@ int cpu_load(QEMUFile *f, void *opaque, int version_id)
env->cp15.c15_diagnostic = qemu_get_be32(f);
env->cp15.c15_power_diagnostic = qemu_get_be32(f);
env->features = qemu_get_be32(f);
env->features = qemu_get_be64(f);
if (arm_feature(env, ARM_FEATURE_VFP)) {
for (i = 0; i < 16; i++) {