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authorPeter Maydell <peter.maydell@linaro.org>2012-07-03 09:58:10 +0000
committerPeter Maydell <peter.maydell@linaro.org>2012-07-05 11:01:46 +0000
commit2620ac3de5efb33d142658e8cc3afd8b3cb2c133 (patch)
tree85a0e7057301824f3f978fb87a918991b2aa1c5d
parenta5efcbf06d1bf48266fffa6ac45a84402674a860 (diff)
downloadqemu-arm-2620ac3de5efb33d142658e8cc3afd8b3cb2c133.tar.gz
target-arm: Extend feature flags to 64 bits
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>
-rw-r--r--target-arm/cpu.c2
-rw-r--r--target-arm/cpu.h6
-rw-r--r--target-arm/machine.c4
3 files changed, 6 insertions, 6 deletions
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index 526e7254f2..b00f5fa547 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -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)
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 82cad4b975..3c5d2be1c1 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -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
diff --git a/target-arm/machine.c b/target-arm/machine.c
index a2a75fbd19..429cbc8bcb 100644
--- a/target-arm/machine.c
+++ b/target-arm/machine.c
@@ -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++) {