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Clean up vendor identification (Alexander Graf). 

Right now CPU vendor identification contains a lot of magic numbers. The
patch cleans them up to defines, so we can identify the CPU later on
without copying magic numbers.

Signed-off-by: Alexander Graf <agraf@suse.de>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5316 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-09-25 18:08:05 +00:00
parent 4242b1bd8a
commit c5096daf7f
2 changed files with 14 additions and 6 deletions
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8
target-i386/cpu.h
View File

@ -333,6 +333,14 @@
#define CPUID_EXT3_IBS (1 << 10)
#define CPUID_EXT3_SKINIT (1 << 12)
#define CPUID_VENDOR_INTEL_1 0x756e6547 /* "Genu" */
#define CPUID_VENDOR_INTEL_2 0x49656e69 /* "ineI" */
#define CPUID_VENDOR_INTEL_3 0x6c65746e /* "ntel" */
#define CPUID_VENDOR_AMD_1 0x68747541 /* "Auth" */
#define CPUID_VENDOR_AMD_2 0x69746e65 /* "enti" */
#define CPUID_VENDOR_AMD_3 0x444d4163 /* "cAMD" */
#define EXCP00_DIVZ 0
#define EXCP01_SSTP 1
#define EXCP02_NMI 2

12
target-i386/helper.c
View File

@ -146,9 +146,9 @@ static x86_def_t x86_defs[] = {
{
.name = "qemu64",
.level = 2,
.vendor1 = 0x68747541, /* "Auth" */
.vendor2 = 0x69746e65, /* "enti" */
.vendor3 = 0x444d4163, /* "cAMD" */
.vendor1 = CPUID_VENDOR_AMD_1,
.vendor2 = CPUID_VENDOR_AMD_2,
.vendor3 = CPUID_VENDOR_AMD_3,
.family = 6,
.model = 2,
.stepping = 3,
@ -347,9 +347,9 @@ static int cpu_x86_register (CPUX86State *env, const char *cpu_model)
env->cpuid_vendor2 = def->vendor2;
env->cpuid_vendor3 = def->vendor3;
} else {
env->cpuid_vendor1 = 0x756e6547; /* "Genu" */
env->cpuid_vendor2 = 0x49656e69; /* "ineI" */
env->cpuid_vendor3 = 0x6c65746e; /* "ntel" */
env->cpuid_vendor1 = CPUID_VENDOR_INTEL_1;
env->cpuid_vendor2 = CPUID_VENDOR_INTEL_2;
env->cpuid_vendor3 = CPUID_VENDOR_INTEL_3;
}
env->cpuid_level = def->level;
env->cpuid_version = (def->family << 8) | (def->model << 4) | def->stepping;