/* * mce.c - x86 Machine Check Exception Reporting * (c) 2002 Alan Cox <alan@redhat.com>, Dave Jones <davej@codemonkey.org.uk> */#include <linux/init.h>#include <linux/types.h>#include <linux/kernel.h>#include <linux/config.h>#include <linux/module.h>#include <linux/smp.h>#include <linux/thread_info.h>#include <asm/processor.h> #include <asm/system.h>#include "mce.h"int mce_disabled __initdata = 0;int nr_mce_banks;EXPORT_SYMBOL_GPL(nr_mce_banks);	/* non-fatal.o *//* Handle unconfigured int18 (should never happen) */static asmlinkage void unexpected_machine_check(struct pt_regs * regs, long error_code){		printk(KERN_ERR "CPU#%d: Unexpected int18 (Machine Check).\n", smp_processor_id());}/* Call the installed machine check handler for this CPU setup. */void asmlinkage (*machine_check_vector)(struct pt_regs *, long error_code) = unexpected_machine_check;/* This has to be run for each processor */void __init mcheck_init(struct cpuinfo_x86 *c){	if (mce_disabled==1)		return;	switch (c->x86_vendor) {		case X86_VENDOR_AMD:			if (c->x86==6 || c->x86==15)				amd_mcheck_init(c);			break;		case X86_VENDOR_INTEL:			if (c->x86==5)				intel_p5_mcheck_init(c);			if (c->x86==6)				intel_p6_mcheck_init(c);			if (c->x86==15)				intel_p4_mcheck_init(c);			break;		case X86_VENDOR_CENTAUR:			if (c->x86==5)				winchip_mcheck_init(c);			break;		default:			break;	}}static int __init mcheck_disable(char *str){	mce_disabled = 1;	return 0;}static int __init mcheck_enable(char *str){	mce_disabled = -1;	return 0;}__setup("nomce", mcheck_disable);__setup("mce", mcheck_enable);