diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:16:25 -0400 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:16:25 -0400 |
commit | c18db0d7e299791c73d4dbe5ae7905b2ab8ba332 (patch) | |
tree | 373a8c9ff189ae9a2e2c4fadd7528164b2e3c285 /arch/i386/kernel/cpu/mcheck/mce.c | |
parent | 23d6f82bd1f07886b3a974c5193baa715475dd37 (diff) |
i386: move kernel/cpu/mcheck
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/i386/kernel/cpu/mcheck/mce.c')
-rw-r--r-- | arch/i386/kernel/cpu/mcheck/mce.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/arch/i386/kernel/cpu/mcheck/mce.c b/arch/i386/kernel/cpu/mcheck/mce.c deleted file mode 100644 index 34c781eddee..00000000000 --- a/arch/i386/kernel/cpu/mcheck/mce.c +++ /dev/null | |||
@@ -1,90 +0,0 @@ | |||
1 | /* | ||
2 | * mce.c - x86 Machine Check Exception Reporting | ||
3 | * (c) 2002 Alan Cox <alan@redhat.com>, Dave Jones <davej@codemonkey.org.uk> | ||
4 | */ | ||
5 | |||
6 | #include <linux/init.h> | ||
7 | #include <linux/types.h> | ||
8 | #include <linux/kernel.h> | ||
9 | #include <linux/module.h> | ||
10 | #include <linux/smp.h> | ||
11 | #include <linux/thread_info.h> | ||
12 | |||
13 | #include <asm/processor.h> | ||
14 | #include <asm/system.h> | ||
15 | #include <asm/mce.h> | ||
16 | |||
17 | #include "mce.h" | ||
18 | |||
19 | int mce_disabled = 0; | ||
20 | int nr_mce_banks; | ||
21 | |||
22 | EXPORT_SYMBOL_GPL(nr_mce_banks); /* non-fatal.o */ | ||
23 | |||
24 | /* Handle unconfigured int18 (should never happen) */ | ||
25 | static fastcall void unexpected_machine_check(struct pt_regs * regs, long error_code) | ||
26 | { | ||
27 | printk(KERN_ERR "CPU#%d: Unexpected int18 (Machine Check).\n", smp_processor_id()); | ||
28 | } | ||
29 | |||
30 | /* Call the installed machine check handler for this CPU setup. */ | ||
31 | void fastcall (*machine_check_vector)(struct pt_regs *, long error_code) = unexpected_machine_check; | ||
32 | |||
33 | /* This has to be run for each processor */ | ||
34 | void mcheck_init(struct cpuinfo_x86 *c) | ||
35 | { | ||
36 | if (mce_disabled==1) | ||
37 | return; | ||
38 | |||
39 | switch (c->x86_vendor) { | ||
40 | case X86_VENDOR_AMD: | ||
41 | amd_mcheck_init(c); | ||
42 | break; | ||
43 | |||
44 | case X86_VENDOR_INTEL: | ||
45 | if (c->x86==5) | ||
46 | intel_p5_mcheck_init(c); | ||
47 | if (c->x86==6) | ||
48 | intel_p6_mcheck_init(c); | ||
49 | if (c->x86==15) | ||
50 | intel_p4_mcheck_init(c); | ||
51 | break; | ||
52 | |||
53 | case X86_VENDOR_CENTAUR: | ||
54 | if (c->x86==5) | ||
55 | winchip_mcheck_init(c); | ||
56 | break; | ||
57 | |||
58 | default: | ||
59 | break; | ||
60 | } | ||
61 | } | ||
62 | |||
63 | static unsigned long old_cr4 __initdata; | ||
64 | |||
65 | void __init stop_mce(void) | ||
66 | { | ||
67 | old_cr4 = read_cr4(); | ||
68 | clear_in_cr4(X86_CR4_MCE); | ||
69 | } | ||
70 | |||
71 | void __init restart_mce(void) | ||
72 | { | ||
73 | if (old_cr4 & X86_CR4_MCE) | ||
74 | set_in_cr4(X86_CR4_MCE); | ||
75 | } | ||
76 | |||
77 | static int __init mcheck_disable(char *str) | ||
78 | { | ||
79 | mce_disabled = 1; | ||
80 | return 1; | ||
81 | } | ||
82 | |||
83 | static int __init mcheck_enable(char *str) | ||
84 | { | ||
85 | mce_disabled = -1; | ||
86 | return 1; | ||
87 | } | ||
88 | |||
89 | __setup("nomce", mcheck_disable); | ||
90 | __setup("mce", mcheck_enable); | ||