patch-2.4.0-test7 linux/include/asm-sparc64/kdebug.h

• Lines: 82
• Date: Sat Aug 12 12:08:50 2000
• Orig file: v2.4.0-test6/linux/include/asm-sparc64/kdebug.h
• Orig date: Mon Jan 12 15:15:58 1998

diff -u --recursive --new-file v2.4.0-test6/linux/include/asm-sparc64/kdebug.h linux/include/asm-sparc64/kdebug.h
@@ -1,77 +1,9 @@
-/* $Id: kdebug.h,v 1.3 1997/12/14 23:24:47 ecd Exp $
- * kdebug.h:  Defines and definitions for debugging the Linux kernel
- *            under various kernel debuggers.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- */
 #ifndef _SPARC64_KDEBUG_H
 #define _SPARC64_KDEBUG_H
 
-#include <asm/openprom.h>
-
-/* XXX This needs to all be fixed for Ultra/V9 -DaveM */
-
-/* The debugger lives in 1MB of virtual address space right underneath
- * the boot prom.
- */
-
-#define DEBUG_FIRSTVADDR       0xffc00000
-#define DEBUG_LASTVADDR        LINUX_OPPROM_BEGVM
-
-/* Breakpoints are enter through trap table entry 126.  So in sparc assembly
- * if you want to drop into the debugger you do:
- *
- * t DEBUG_BP_TRAP
- */
-
-#define DEBUG_BP_TRAP     126
-
-#ifndef __ASSEMBLY__
-/* The debug vector is passed in %o1 at boot time.  It is a pointer to
- * a structure in the debuggers address space.  Here is its format.
+/* 
+ * No kernel debugger on sparc64. Kept here because drivers/sbus/char/
+ * includes it for sparc32 sake.
  */
 
-typedef unsigned int (*debugger_funct)(void);
-
-struct kernel_debug {
-	/* First the entry point into the debugger.  You jump here
-	 * to give control over to the debugger.
-	 */
-	unsigned long kdebug_entry;
-	unsigned long kdebug_trapme;   /* Figure out later... */
-	/* The following is the number of pages that the debugger has
-	 * taken from to total pool.
-	 */
-	unsigned long *kdebug_stolen_pages;
-	/* Ok, after you remap yourself and/or change the trap table
-	 * from what you were left with at boot time you have to call
-	 * this synchronization function so the debugger can check out
-	 * what you have done.
-	 */
-	debugger_funct teach_debugger;
-}; /* I think that is it... */
-
-extern struct kernel_debug *linux_dbvec;
-
-/* Use this macro in C-code to enter the debugger. */
-extern __inline__ void sp_enter_debugger(void)
-{
-	__asm__ __volatile__("jmpl %0, %%o7\n\t"
-			     "nop\n\t" : :
-			     "r" (linux_dbvec) : "o7", "memory");
-}
-
-#define SP_ENTER_DEBUGGER do { \
-	     if((linux_dbvec!=0) && ((*(short *)linux_dbvec)!=-1)) \
-	       sp_enter_debugger(); \
-		       } while(0)
-
-#endif /* !(__ASSEMBLY__) */
-
-/* Some nice offset defines for assembler code. */
-#define KDEBUG_ENTRY_OFF    0x0
-#define KDEBUG_DUNNO_OFF    0x4
-#define KDEBUG_DUNNO2_OFF   0x8
-#define KDEBUG_TEACH_OFF    0xc
-
-#endif /* !(_SPARC64_KDEBUG_H) */
+#endif