diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-05 08:59:22 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-05 08:59:22 -0700 |
| commit | bbc4fd12a635492ad9d12bb418124fa2d5f0d734 (patch) | |
| tree | fe245d350db180d499a9e9d6dc84bbb308f33dc2 /arch/microblaze/include/asm/kgdb.h | |
| parent | 673b864fd76a29031aa0b4b08fc80886d527b3b7 (diff) | |
| parent | 2d5973cb5ac5d04662f86e19a06a4c52fa4c4ae3 (diff) | |
Merge branch 'for-linus' of git://git.monstr.eu/linux-2.6-microblaze
* 'for-linus' of git://git.monstr.eu/linux-2.6-microblaze: (49 commits)
microblaze: Add KGDB support
microblaze: Support brki rX, 0x18 for user application debugging
microblaze: Remove nop after MSRCLR/SET, MTS, MFS instructions
microblaze: Simplify syscall rutine
microblaze: Move PT_MODE saving to delay slot
microblaze: Fix _interrupt function
microblaze: Fix _user_exception function
microblaze: Put together addik instructions
microblaze: Use delay slot in syscall macros
microblaze: Save kernel mode in delay slot
microblaze: Do not mix register saving and mode setting
microblaze: Move SAVE_STATE upward
microblaze: entry.S: Macro optimization
microblaze: Optimize hw exception rutine
microblaze: Implement clear_ums macro and fix SAVE_STATE macro
microblaze: Remove additional setup for kernel_mode
microblaze: Optimize SAVE_STATE macro
microblaze: Remove additional loading
microblaze: Completely remove working with R11 register
microblaze: Do not setup BIP in _debug_exception
...
Diffstat (limited to 'arch/microblaze/include/asm/kgdb.h')
| -rw-r--r-- | arch/microblaze/include/asm/kgdb.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/kgdb.h b/arch/microblaze/include/asm/kgdb.h new file mode 100644 index 00000000000..78b17d40b23 --- /dev/null +++ b/arch/microblaze/include/asm/kgdb.h @@ -0,0 +1,28 @@ +#ifdef __KERNEL__ +#ifndef __MICROBLAZE_KGDB_H__ +#define __MICROBLAZE_KGDB_H__ + +#ifndef __ASSEMBLY__ + +#define CACHE_FLUSH_IS_SAFE 1 +#define BUFMAX 2048 + +/* + * 32 32-bit general purpose registers (r0-r31) + * 6 32-bit special registers (pc, msr, ear, esr, fsr, btr) + * 12 32-bit PVR + * 7 32-bit MMU Regs (redr, rpid, rzpr, rtlbx, rtlbsx, rtlblo, rtlbhi) + * ------ + * 57 registers + */ +#define NUMREGBYTES (57 * 4) + +#define BREAK_INSTR_SIZE 4 +static inline void arch_kgdb_breakpoint(void) +{ + __asm__ __volatile__("brki r16, 0x18;"); +} + +#endif /* __ASSEMBLY__ */ +#endif /* __MICROBLAZE_KGDB_H__ */ +#endif /* __KERNEL__ */ |