x86: make 64bit identify_cpu use cpu_dev v2

v2: fix early_panic on this config:

  http://redhat.com/~mingo/misc/config-Thu_Jun_19_14_22_37_CEST_2008.bad

reason : struct cpu_vendor_dev size is 16, need to make table to be 16
         byte alignment

also print out the cpu supported...

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Dave Jones <davej@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index 0cebf953c25a..b789ec599923 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -664,6 +664,25 @@ static void __cpuinit get_cpu_vendor(struct cpuinfo_x86 *c)
         c->x86_vendor = X86_VENDOR_UNKNOWN;
 }
 
+static void __init early_cpu_support_print(void)
+{
+        int i,j;
+        struct cpu_dev *cpu_devx;
+
+        printk("KERNEL supported cpus:\n");
+        for (i = 0; i < X86_VENDOR_NUM; i++) {
+                cpu_devx = cpu_devs[i];
+                if (!cpu_devx)
+                        continue;
+                for (j = 0; j < 2; j++) {
+                        if (!cpu_devx->c_ident[j])
+                                continue;
+                        printk("  %s %s\n", cpu_devx->c_vendor,
+                                cpu_devx->c_ident[j]);
+                }
+        }
+}
+
 static void __init early_cpu_init(void)
 {
         struct cpu_vendor_dev *cvdev;
@@ -672,6 +691,7 @@ static void __init early_cpu_init(void)
              cvdev < __x86cpuvendor_end   ;
              cvdev++)
                 cpu_devs[cvdev->vendor] = cvdev->cpu_dev;
+        early_cpu_support_print();
 }
 
 /* Do some early cpuid on the boot CPU to get some parameter that are