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[Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields b
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t |
Date: |
Fri, 11 Jan 2013 03:10:19 +0100 |
Vendor property setter takes string as vendor value but cpudefs
use uint32_t vendor[123] fields to define vendor value. It makes it
difficult to unify and use property setter for values from cpudefs.
Simplify code by using vendor property setter, vendor[123] fields
are converted into vendor[13] array to keep its value. And vendor
property setter is used to access/set value on CPU.
Signed-off-by: Igor Mammedov <address@hidden>
---
v3:
- replace x86cpu_vendor_words2str() with x86_cpu_vendor_words2str()
due to renaming of the last in previous patch
- rebased with "target-i386: move out CPU features initialization
in separate func" patch dropped
v2:
- restore deleted host_cpuid() call in kvm_cpu_fill_host()
Spotted-By: Eduardo Habkost <address@hidden>
---
target-i386/cpu.c | 126 +++++++++++++----------------------------------------
target-i386/cpu.h | 6 +-
2 files changed, 33 insertions(+), 99 deletions(-)
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 64cc88f..0b4fa57 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -353,7 +353,7 @@ typedef struct x86_def_t {
struct x86_def_t *next;
const char *name;
uint32_t level;
- uint32_t vendor1, vendor2, vendor3;
+ char vendor[CPUID_VENDOR_SZ + 1];
int family;
int model;
int stepping;
@@ -418,9 +418,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "qemu64",
.level = 4,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 6,
.model = 2,
.stepping = 3,
@@ -437,9 +435,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "phenom",
.level = 5,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 16,
.model = 2,
.stepping = 3,
@@ -465,9 +461,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "core2duo",
.level = 10,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 15,
.stepping = 11,
@@ -486,9 +480,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "kvm64",
.level = 5,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 15,
.model = 6,
.stepping = 1,
@@ -512,9 +504,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "qemu32",
.level = 4,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 3,
.stepping = 3,
@@ -525,9 +515,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "kvm32",
.level = 5,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 15,
.model = 6,
.stepping = 1,
@@ -542,9 +530,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "coreduo",
.level = 10,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 14,
.stepping = 8,
@@ -560,9 +546,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "486",
.level = 1,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 4,
.model = 0,
.stepping = 0,
@@ -572,9 +556,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "pentium",
.level = 1,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 5,
.model = 4,
.stepping = 3,
@@ -584,9 +566,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "pentium2",
.level = 2,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 5,
.stepping = 2,
@@ -596,9 +576,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "pentium3",
.level = 2,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 7,
.stepping = 3,
@@ -608,9 +586,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "athlon",
.level = 2,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 6,
.model = 2,
.stepping = 3,
@@ -624,9 +600,7 @@ static x86_def_t builtin_x86_defs[] = {
.name = "n270",
/* original is on level 10 */
.level = 5,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 28,
.stepping = 2,
@@ -645,9 +619,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Conroe",
.level = 2,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 2,
.stepping = 3,
@@ -665,9 +637,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Penryn",
.level = 2,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 2,
.stepping = 3,
@@ -686,9 +656,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Nehalem",
.level = 2,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 2,
.stepping = 3,
@@ -707,9 +675,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Westmere",
.level = 11,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 44,
.stepping = 1,
@@ -729,9 +695,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "SandyBridge",
.level = 0xd,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 42,
.stepping = 1,
@@ -754,9 +718,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Haswell",
.level = 0xd,
- .vendor1 = CPUID_VENDOR_INTEL_1,
- .vendor2 = CPUID_VENDOR_INTEL_2,
- .vendor3 = CPUID_VENDOR_INTEL_3,
+ .vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 60,
.stepping = 1,
@@ -784,9 +746,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Opteron_G1",
.level = 5,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 15,
.model = 6,
.stepping = 1,
@@ -808,9 +768,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Opteron_G2",
.level = 5,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 15,
.model = 6,
.stepping = 1,
@@ -834,9 +792,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Opteron_G3",
.level = 5,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 15,
.model = 6,
.stepping = 1,
@@ -862,9 +818,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Opteron_G4",
.level = 0xd,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 21,
.model = 1,
.stepping = 2,
@@ -894,9 +848,7 @@ static x86_def_t builtin_x86_defs[] = {
{
.name = "Opteron_G5",
.level = 0xd,
- .vendor1 = CPUID_VENDOR_AMD_1,
- .vendor2 = CPUID_VENDOR_AMD_2,
- .vendor3 = CPUID_VENDOR_AMD_3,
+ .vendor = CPUID_VENDOR_AMD,
.family = 21,
.model = 2,
.stepping = 0,
@@ -957,9 +909,7 @@ static void kvm_cpu_fill_host(x86_def_t *x86_cpu_def)
x86_cpu_def->name = "host";
host_cpuid(0x0, 0, &eax, &ebx, &ecx, &edx);
- x86_cpu_def->vendor1 = ebx;
- x86_cpu_def->vendor2 = edx;
- x86_cpu_def->vendor3 = ecx;
+ x86_cpu_vendor_words2str(x86_cpu_def->vendor, ebx, edx, ecx);
host_cpuid(0x1, 0, &eax, &ebx, &ecx, &edx);
x86_cpu_def->family = ((eax >> 8) & 0x0F) + ((eax >> 20) & 0xFF);
@@ -987,9 +937,7 @@ static void kvm_cpu_fill_host(x86_def_t *x86_cpu_def)
x86_cpu_def->vendor_override = 0;
/* Call Centaur's CPUID instruction. */
- if (x86_cpu_def->vendor1 == CPUID_VENDOR_VIA_1 &&
- x86_cpu_def->vendor2 == CPUID_VENDOR_VIA_2 &&
- x86_cpu_def->vendor3 == CPUID_VENDOR_VIA_3) {
+ if (!strcmp(x86_cpu_def->vendor, CPUID_VENDOR_VIA)) {
host_cpuid(0xC0000000, 0, &eax, &ebx, &ecx, &edx);
eax = kvm_arch_get_supported_cpuid(s, 0xC0000000, 0, R_EAX);
if (eax >= 0xC0000001) {
@@ -1348,7 +1296,6 @@ static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def,
const char *name)
*/
static int cpu_x86_parse_featurestr(x86_def_t *x86_cpu_def, char *features)
{
- unsigned int i;
char *featurestr; /* Single 'key=value" string being parsed */
/* Features to be added */
FeatureWordArray plus_features = { 0 };
@@ -1410,18 +1357,7 @@ static int cpu_x86_parse_featurestr(x86_def_t
*x86_cpu_def, char *features)
}
x86_cpu_def->xlevel = numvalue;
} else if (!strcmp(featurestr, "vendor")) {
- if (strlen(val) != 12) {
- fprintf(stderr, "vendor string must be 12 chars long\n");
- goto error;
- }
- x86_cpu_def->vendor1 = 0;
- x86_cpu_def->vendor2 = 0;
- x86_cpu_def->vendor3 = 0;
- for(i = 0; i < 4; i++) {
- x86_cpu_def->vendor1 |= ((uint8_t)val[i ]) << (8 * i);
- x86_cpu_def->vendor2 |= ((uint8_t)val[i + 4]) << (8 * i);
- x86_cpu_def->vendor3 |= ((uint8_t)val[i + 8]) << (8 * i);
- }
+ pstrcpy(x86_cpu_def->vendor, sizeof(x86_cpu_def->vendor), val);
x86_cpu_def->vendor_override = 1;
} else if (!strcmp(featurestr, "model_id")) {
pstrcpy(x86_cpu_def->model_id, sizeof(x86_cpu_def->model_id),
@@ -1616,10 +1552,8 @@ int cpu_x86_register(X86CPU *cpu, const char *cpu_model)
error_setg(&error, "Invalid cpu_model string format: %s", cpu_model);
goto out;
}
- assert(def->vendor1);
- env->cpuid_vendor1 = def->vendor1;
- env->cpuid_vendor2 = def->vendor2;
- env->cpuid_vendor3 = def->vendor3;
+ assert(def->vendor[0]);
+ object_property_set_str(OBJECT(cpu), def->vendor, "vendor", &error);
env->cpuid_vendor_override = def->vendor_override;
object_property_set_int(OBJECT(cpu), def->level, "level", &error);
object_property_set_int(OBJECT(cpu), def->family, "family", &error);
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index e4a7c50..983aab1 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -531,14 +531,14 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
#define CPUID_VENDOR_INTEL_1 0x756e6547 /* "Genu" */
#define CPUID_VENDOR_INTEL_2 0x49656e69 /* "ineI" */
#define CPUID_VENDOR_INTEL_3 0x6c65746e /* "ntel" */
+#define CPUID_VENDOR_INTEL "GenuineIntel"
#define CPUID_VENDOR_AMD_1 0x68747541 /* "Auth" */
#define CPUID_VENDOR_AMD_2 0x69746e65 /* "enti" */
#define CPUID_VENDOR_AMD_3 0x444d4163 /* "cAMD" */
+#define CPUID_VENDOR_AMD "AuthenticAMD"
-#define CPUID_VENDOR_VIA_1 0x746e6543 /* "Cent" */
-#define CPUID_VENDOR_VIA_2 0x48727561 /* "aurH" */
-#define CPUID_VENDOR_VIA_3 0x736c7561 /* "auls" */
+#define CPUID_VENDOR_VIA "CentaurHauls"
#define CPUID_MWAIT_IBE (1 << 1) /* Interrupts can exit capability */
#define CPUID_MWAIT_EMX (1 << 0) /* enumeration supported */
--
1.7.1
- Re: [Qemu-devel] [PATCH 04/17] target-i386: add x86_cpu_vendor_words2str(), (continued)
[Qemu-devel] [PATCH 04/17 v2] target-i386: add x86_cpu_vendor_words2str(), Igor Mammedov, 2013/01/10
[Qemu-devel] [PATCH 06/17] target-i386: remove vendor_override field from CPUX86State, Igor Mammedov, 2013/01/10
Re: [Qemu-devel] [PATCH 06/17] target-i386: remove vendor_override field from CPUX86State, Eduardo Habkost, 2013/01/11
[Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t,
Igor Mammedov <=
- Re: [Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t, Eduardo Habkost, 2013/01/10
- Re: [Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t, Andreas Färber, 2013/01/14
- Re: [Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t, Eduardo Habkost, 2013/01/14
- [Qemu-devel] [PATCH] target-i386: make x86_def_t.vendor[1, 2, 3] a string and use cpuid_vendor union in CPUX86State, Igor Mammedov, 2013/01/15
- Re: [Qemu-devel] [PATCH] target-i386: make x86_def_t.vendor[1, 2, 3] a string and use cpuid_vendor union in CPUX86State, Eduardo Habkost, 2013/01/15
- Re: [Qemu-devel] [PATCH] target-i386: make x86_def_t.vendor[1, 2, 3] a string and use cpuid_vendor union in CPUX86State, Igor Mammedov, 2013/01/15
- Re: [Qemu-devel] [PATCH] target-i386: make x86_def_t.vendor[1, 2, 3] a string and use cpuid_vendor union in CPUX86State, li guang, 2013/01/16
- Re: [Qemu-devel] [PATCH] target-i386: make x86_def_t.vendor[1, 2, 3] a string and use cpuid_vendor union in CPUX86State, Igor Mammedov, 2013/01/16
Re: [Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t, Igor Mammedov, 2013/01/14
Re: [Qemu-devel] [PATCH 05/17] target-i386: replace uint32_t vendor fields by vendor string in x86_def_t, Eduardo Habkost, 2013/01/15