diff options
Diffstat (limited to 'include/asm-sparc/kdebug_32.h')
| -rw-r--r-- | include/asm-sparc/kdebug_32.h | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/include/asm-sparc/kdebug_32.h b/include/asm-sparc/kdebug_32.h deleted file mode 100644 index f69fe7d84b3c..000000000000 --- a/include/asm-sparc/kdebug_32.h +++ /dev/null | |||
| @@ -1,73 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * kdebug.h: Defines and definitions for debugging the Linux kernel | ||
| 3 | * under various kernel debuggers. | ||
| 4 | * | ||
| 5 | * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) | ||
| 6 | */ | ||
| 7 | #ifndef _SPARC_KDEBUG_H | ||
| 8 | #define _SPARC_KDEBUG_H | ||
| 9 | |||
| 10 | #include <asm/openprom.h> | ||
| 11 | #include <asm/vaddrs.h> | ||
| 12 | |||
| 13 | /* Breakpoints are enter through trap table entry 126. So in sparc assembly | ||
| 14 | * if you want to drop into the debugger you do: | ||
| 15 | * | ||
| 16 | * t DEBUG_BP_TRAP | ||
| 17 | */ | ||
| 18 | |||
| 19 | #define DEBUG_BP_TRAP 126 | ||
| 20 | |||
| 21 | #ifndef __ASSEMBLY__ | ||
| 22 | /* The debug vector is passed in %o1 at boot time. It is a pointer to | ||
| 23 | * a structure in the debuggers address space. Here is its format. | ||
| 24 | */ | ||
| 25 | |||
| 26 | typedef unsigned int (*debugger_funct)(void); | ||
| 27 | |||
| 28 | struct kernel_debug { | ||
| 29 | /* First the entry point into the debugger. You jump here | ||
| 30 | * to give control over to the debugger. | ||
| 31 | */ | ||
| 32 | unsigned long kdebug_entry; | ||
| 33 | unsigned long kdebug_trapme; /* Figure out later... */ | ||
| 34 | /* The following is the number of pages that the debugger has | ||
| 35 | * taken from to total pool. | ||
| 36 | */ | ||
| 37 | unsigned long *kdebug_stolen_pages; | ||
| 38 | /* Ok, after you remap yourself and/or change the trap table | ||
| 39 | * from what you were left with at boot time you have to call | ||
| 40 | * this synchronization function so the debugger can check out | ||
| 41 | * what you have done. | ||
| 42 | */ | ||
| 43 | debugger_funct teach_debugger; | ||
| 44 | }; /* I think that is it... */ | ||
| 45 | |||
| 46 | extern struct kernel_debug *linux_dbvec; | ||
| 47 | |||
| 48 | /* Use this macro in C-code to enter the debugger. */ | ||
| 49 | static inline void sp_enter_debugger(void) | ||
| 50 | { | ||
| 51 | __asm__ __volatile__("jmpl %0, %%o7\n\t" | ||
| 52 | "nop\n\t" : : | ||
| 53 | "r" (linux_dbvec) : "o7", "memory"); | ||
| 54 | } | ||
| 55 | |||
| 56 | #define SP_ENTER_DEBUGGER do { \ | ||
| 57 | if((linux_dbvec!=0) && ((*(short *)linux_dbvec)!=-1)) \ | ||
| 58 | sp_enter_debugger(); \ | ||
| 59 | } while(0) | ||
| 60 | |||
| 61 | enum die_val { | ||
| 62 | DIE_UNUSED, | ||
| 63 | }; | ||
| 64 | |||
| 65 | #endif /* !(__ASSEMBLY__) */ | ||
| 66 | |||
| 67 | /* Some nice offset defines for assembler code. */ | ||
| 68 | #define KDEBUG_ENTRY_OFF 0x0 | ||
| 69 | #define KDEBUG_DUNNO_OFF 0x4 | ||
| 70 | #define KDEBUG_DUNNO2_OFF 0x8 | ||
| 71 | #define KDEBUG_TEACH_OFF 0xc | ||
| 72 | |||
| 73 | #endif /* !(_SPARC_KDEBUG_H) */ | ||
