x86: unify include/asm/kdebug_32/64.h

The 64 bit variant has additional function prototypes which do no harm
for 32 bit.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

include/asm-x86/kdebug.h

@@ -1,5 +1,33 @@
-#ifdef CONFIG_X86_32
-# include "kdebug_32.h"
-#else
-# include "kdebug_64.h"
+#ifndef _ASM_X86_KDEBUG_H
+#define _ASM_X86_KDEBUG_H
+
+#include <linux/notifier.h>
+
+struct pt_regs;
+
+/* Grossly misnamed. */
+enum die_val {
+	DIE_OOPS = 1,
+	DIE_INT3,
+	DIE_DEBUG,
+	DIE_PANIC,
+	DIE_NMI,
+	DIE_DIE,
+	DIE_NMIWATCHDOG,
+	DIE_KERNELDEBUG,
+	DIE_TRAP,
+	DIE_GPF,
+	DIE_CALL,
+	DIE_NMI_IPI,
+	DIE_PAGE_FAULT,
+};
+
+extern void printk_address(unsigned long address);
+extern void die(const char *,struct pt_regs *,long);
+extern void __die(const char *,struct pt_regs *,long);
+extern void show_registers(struct pt_regs *regs);
+extern void dump_pagetable(unsigned long);
+extern unsigned long oops_begin(void);
+extern void oops_end(unsigned long);
+
 #endif