[PATCH 08/16] x86: cpu common merge default_init

Yinghai Lu
2008-09-05T03:11:52Z

arch/x86/kernel/cpu/common.c | 4 ++++
arch/x86/kernel/cpu/common_64.c | 12 ++++++++++++
2 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 43d5287..2c4bfa2 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -224,6 +224,9 @@ static struct cpu_dev *cpu_devs[X86_VENDOR_NUM] = {};

static void __cpuinit default_init(struct cpuinfo_x86 *c)
{
+#ifdef CONFIG_X86_64
+ display_cacheinfo(c);
+#else
/* Not much we can do here... */
/* Check if at least it has cpuid */
if (c->cpuid_level == -1) {
@@ -233,6 +236,7 @@ static void __cpuinit default_init(struct cpuinfo_x86 *c)
else if (c->x86 == 3)
strcpy(c->x86_model_id, "386");
}
+#endif
}

static struct cpu_dev __cpuinitdata default_cpu = {
diff --git a/arch/x86/kernel/cpu/common_64.c b/arch/x86/kernel/cpu/common_64.c
index d7b9965..2fda109 100644
--- a/arch/x86/kernel/cpu/common_64.c
+++ b/arch/x86/kernel/cpu/common_64.c
@@ -223,7 +223,19 @@ static struct cpu_dev *cpu_devs[X86_VENDOR_NUM] = {};

static void __cpuinit default_init(struct cpuinfo_x86 *c)
{
+#ifdef CONFIG_X86_64
display_cacheinfo(c);
+#else
+ /* Not much we can do here... */
+ /* Check if at least it has cpuid */
+ if (c->cpuid_level == -1) {
+ /* No cpuid. It must be an ancient CPU */
+ if (c->x86 == 4)
+ strcpy(c->x86_model_id, "486");
+ else if (c->x86 == 3)
+ strcpy(c->x86_model_id, "386");
+ }
+#endif
}

static struct cpu_dev __cpuinitdata default_cpu = {
--
1.5.4.5