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Diffstat (limited to 'target-i386/cpuid.c')
-rw-r--r--target-i386/cpuid.c72
1 files changed, 48 insertions, 24 deletions
diff --git a/target-i386/cpuid.c b/target-i386/cpuid.c
index b9bfeaff70..c2edb646fe 100644
--- a/target-i386/cpuid.c
+++ b/target-i386/cpuid.c
@@ -44,7 +44,7 @@ static const char *feature_name[] = {
"ht" /* Intel htt */, "tm", "ia64", "pbe",
};
static const char *ext_feature_name[] = {
- "pni|sse3" /* Intel,AMD sse3 */, "pclmuldq", "dtes64", "monitor",
+ "pni|sse3" /* Intel,AMD sse3 */, "pclmulqdq|pclmuldq", "dtes64", "monitor",
"ds_cpl", "vmx", "smx", "est",
"tm2", "ssse3", "cid", NULL,
"fma", "cx16", "xtpr", "pdcm",
@@ -59,9 +59,9 @@ static const char *ext2_feature_name[] = {
"cx8" /* AMD CMPXCHG8B */, "apic", NULL, "syscall",
"mtrr", "pge", "mca", "cmov",
"pat", "pse36", NULL, NULL /* Linux mp */,
- "nx" /* Intel xd */, NULL, "mmxext", "mmx",
- "fxsr", "fxsr_opt" /* AMD ffxsr */, "pdpe1gb" /* AMD Page1GB */, "rdtscp",
- NULL, "lm" /* Intel 64 */, "3dnowext", "3dnow",
+ "nx|xd", NULL, "mmxext", "mmx",
+ "fxsr", "fxsr_opt|ffxsr", "pdpe1gb" /* AMD Page1GB */, "rdtscp",
+ NULL, "lm|i64", "3dnowext", "3dnow",
};
static const char *ext3_feature_name[] = {
"lahf_lm" /* AMD LahfSahf */, "cmp_legacy", "svm", "extapic" /* AMD ExtApicSpace */,
@@ -597,6 +597,46 @@ static int check_features_against_host(x86_def_t *guest_def)
return rv;
}
+static void x86_cpuid_version_set_family(CPUX86State *env, int family)
+{
+ env->cpuid_version &= ~0xff00f00;
+ if (family > 0x0f) {
+ env->cpuid_version |= 0xf00 | ((family - 0x0f) << 20);
+ } else {
+ env->cpuid_version |= family << 8;
+ }
+}
+
+static void x86_cpuid_version_set_model(CPUX86State *env, int model)
+{
+ env->cpuid_version &= ~0xf00f0;
+ env->cpuid_version |= ((model & 0xf) << 4) | ((model >> 4) << 16);
+}
+
+static void x86_cpuid_version_set_stepping(CPUX86State *env, int stepping)
+{
+ env->cpuid_version &= ~0xf;
+ env->cpuid_version |= stepping & 0xf;
+}
+
+static void x86_cpuid_set_model_id(CPUX86State *env, const char *model_id)
+{
+ int c, len, i;
+
+ if (model_id == NULL) {
+ model_id = "";
+ }
+ len = strlen(model_id);
+ for (i = 0; i < 48; i++) {
+ if (i >= len) {
+ c = '\0';
+ } else {
+ c = (uint8_t)model_id[i];
+ }
+ env->cpuid_model[i >> 2] |= c << (8 * (i & 3));
+ }
+}
+
static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *cpu_model)
{
unsigned int i;
@@ -883,12 +923,9 @@ int cpu_x86_register (CPUX86State *env, const char *cpu_model)
}
env->cpuid_vendor_override = def->vendor_override;
env->cpuid_level = def->level;
- if (def->family > 0x0f)
- env->cpuid_version = 0xf00 | ((def->family - 0x0f) << 20);
- else
- env->cpuid_version = def->family << 8;
- env->cpuid_version |= ((def->model & 0xf) << 4) | ((def->model >> 4) << 16);
- env->cpuid_version |= def->stepping;
+ x86_cpuid_version_set_family(env, def->family);
+ x86_cpuid_version_set_model(env, def->model);
+ x86_cpuid_version_set_stepping(env, def->stepping);
env->cpuid_features = def->features;
env->cpuid_ext_features = def->ext_features;
env->cpuid_ext2_features = def->ext2_features;
@@ -910,20 +947,7 @@ int cpu_x86_register (CPUX86State *env, const char *cpu_model)
env->cpuid_ext3_features &= TCG_EXT3_FEATURES;
env->cpuid_svm_features &= TCG_SVM_FEATURES;
}
- {
- const char *model_id = def->model_id;
- int c, len, i;
- if (!model_id)
- model_id = "";
- len = strlen(model_id);
- for(i = 0; i < 48; i++) {
- if (i >= len)
- c = '\0';
- else
- c = (uint8_t)model_id[i];
- env->cpuid_model[i >> 2] |= c << (8 * (i & 3));
- }
- }
+ x86_cpuid_set_model_id(env, def->model_id);
return 0;
}