diff options
Diffstat (limited to 'arch/microblaze/include/asm')
| -rw-r--r-- | arch/microblaze/include/asm/exceptions.h | 5 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/system.h | 1 | ||||
| -rw-r--r-- | arch/microblaze/include/asm/unwind.h | 29 |
3 files changed, 34 insertions, 1 deletions
diff --git a/arch/microblaze/include/asm/exceptions.h b/arch/microblaze/include/asm/exceptions.h index 4c7b5d0..fa0e366 100644 --- a/arch/microblaze/include/asm/exceptions.h +++ b/arch/microblaze/include/asm/exceptions.h @@ -14,6 +14,11 @@ #define _ASM_MICROBLAZE_EXCEPTIONS_H #ifdef __KERNEL__ + +#ifndef CONFIG_MMU +#define EX_HANDLER_STACK_SIZ (4*19) +#endif + #ifndef __ASSEMBLY__ /* Macros to enable and disable HW exceptions in the MSR */ diff --git a/arch/microblaze/include/asm/system.h b/arch/microblaze/include/asm/system.h index 48c4f03..4f8eaea 100644 --- a/arch/microblaze/include/asm/system.h +++ b/arch/microblaze/include/asm/system.h @@ -45,7 +45,6 @@ extern struct task_struct *_switch_to(struct thread_info *prev, #define smp_rmb() rmb() #define smp_wmb() wmb() -void show_trace(struct task_struct *task, unsigned long *stack); void __bad_xchg(volatile void *ptr, int size); static inline unsigned long __xchg(unsigned long x, volatile void *ptr, diff --git a/arch/microblaze/include/asm/unwind.h b/arch/microblaze/include/asm/unwind.h new file mode 100644 index 0000000..d248b7d --- /dev/null +++ b/arch/microblaze/include/asm/unwind.h @@ -0,0 +1,29 @@ +/* + * Backtrace support for Microblaze + * + * Copyright (C) 2010 Digital Design Corporation + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#ifndef __MICROBLAZE_UNWIND_H +#define __MICROBLAZE_UNWIND_H + +struct stack_trace; + +struct trap_handler_info { + unsigned long start_addr; + unsigned long end_addr; + const char *trap_name; +}; +extern struct trap_handler_info microblaze_trap_handlers; + +extern const char _hw_exception_handler; +extern const char ex_handler_unhandled; + +void microblaze_unwind(struct task_struct *task, struct stack_trace *trace); + +#endif /* __MICROBLAZE_UNWIND_H */ + |