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From: Yinghai Lu <yhlu.kernel@gmail.com>
To: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, Yinghai Lu <yhlu.kernel@gmail.com>
Subject: [PATCH 08/16] x86: cpu common merge default_init
Date: Thu,  4 Sep 2008 20:09:06 -0700	[thread overview]
Message-ID: <1220584154-32497-8-git-send-email-yhlu.kernel@gmail.com> (raw)
In-Reply-To: <1220584154-32497-1-git-send-email-yhlu.kernel@gmail.com>

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
---
 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


  parent reply	other threads:[~2008-09-05  3:11 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-05  3:08 [PATCH 01/16] x86: make detect_ht depends on X86_HT Yinghai Lu
2008-09-05  3:09 ` [PATCH 02/16] x86: make header file the same in common_xx.c Yinghai Lu
2008-09-05  3:09 ` [PATCH 03/16] x86: same gdt_page with marco Yinghai Lu
2008-09-05  3:09 ` [PATCH 04/16] x86: cpu common let 64bit code have 32bit only func Yinghai Lu
2008-09-05  3:09 ` [PATCH 05/16] x86: cpu common make 32bit have 64bit only funcs Yinghai Lu
2008-09-05  3:09 ` [PATCH 06/16] x86: cpu commont have same cpu_init with copying and macro Yinghai Lu
2008-09-05  3:09 ` [PATCH 07/16] x86: cpu common merge switch_to_new_gdt Yinghai Lu
2008-09-05  3:09 ` Yinghai Lu [this message]
2008-09-05  3:09 ` [PATCH 09/16] x86: cpu common merge display_cacheinfo Yinghai Lu
2008-09-05  3:09 ` [PATCH 10/16] x86: cpu common merge detect_ht Yinghai Lu
2008-09-05  3:09 ` [PATCH 11/16] x86: cpu common merge get_cpu_cap Yinghai Lu
2008-09-05  3:09 ` [PATCH 12/16] x86: cpu common merge early_identify_cpu Yinghai Lu
2008-09-05  3:09 ` [PATCH 13/16] x86: cpu common merge print_cpu_info Yinghai Lu
2008-09-05  3:09 ` [PATCH 14/16] x86: cpu common merge generic_identify Yinghai Lu
2008-09-05  3:09 ` [PATCH 15/16] x86: cpu common merge identify_cpu Yinghai Lu
2008-09-05  3:09 ` [PATCH 16/16] x86: use common.c for 64 bit Yinghai Lu
2008-09-05  7:46   ` Ingo Molnar

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