diff options
| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-06-19 15:30:31 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-08 07:47:40 +0200 |
| commit | c49c412a47b5102516d3313d4eba38cb1e968721 (patch) | |
| tree | 4b529258e039383a78a64f476954cdbf2868dbb8 | |
| parent | dcd32b6a1ffe6c040f8346f7fbaf4318bb8ae41c (diff) | |
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>
| -rw-r--r-- | arch/x86/kernel/setup_64.c | 20 | ||||
| -rw-r--r-- | arch/x86/kernel/vmlinux_64.lds.S | 1 |
2 files changed, 21 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c index 0cebf953c25..b789ec59992 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 diff --git a/arch/x86/kernel/vmlinux_64.lds.S b/arch/x86/kernel/vmlinux_64.lds.S index fad3674b06a..b29f63bdff5 100644 --- a/arch/x86/kernel/vmlinux_64.lds.S +++ b/arch/x86/kernel/vmlinux_64.lds.S @@ -177,6 +177,7 @@ SECTIONS *(.con_initcall.init) } __con_initcall_end = .; + . = ALIGN(16); __x86cpuvendor_start = .; .x86cpuvendor.init : AT(ADDR(.x86cpuvendor.init) - LOAD_OFFSET) { *(.x86cpuvendor.init) |