mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-17 17:24:17 +08:00
70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
|
/*
|
||
|
|
* arch/arm/include/asm/unwind.h
|
||
|
|
*
|
||
|
|
* Copyright (C) 2008 ARM Limited
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
|
* published by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program; if not, write to the Free Software
|
||
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __ASM_UNWIND_H
|
||
|
|
#define __ASM_UNWIND_H
|
||
|
|
|
||
|
|
#ifndef __ASSEMBLY__
|
||
|
|
|
||
|
|
/* Unwind reason code according the the ARM EABI documents */
|
||
|
|
enum unwind_reason_code {
|
||
|
|
URC_OK = 0, /* operation completed successfully */
|
||
|
|
URC_CONTINUE_UNWIND = 8,
|
||
|
|
URC_FAILURE = 9 /* unspecified failure of some kind */
|
||
|
|
};
|
||
|
|
|
||
|
|
struct unwind_idx {
|
||
|
|
unsigned long addr;
|
||
|
|
unsigned long insn;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct unwind_table {
|
||
|
|
struct list_head list;
|
||
|
|
struct unwind_idx *start;
|
||
|
|
struct unwind_idx *stop;
|
||
|
|
unsigned long begin_addr;
|
||
|
|
unsigned long end_addr;
|
||
|
|
};
|
||
|
|
|
||
|
|
extern struct unwind_table *unwind_table_add(unsigned long start,
|
||
|
|
unsigned long size,
|
||
|
|
unsigned long text_addr,
|
||
|
|
unsigned long text_size);
|
||
|
|
extern void unwind_table_del(struct unwind_table *tab);
|
||
|
|
extern void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk);
|
||
|
|
|
||
|
|
#ifdef CONFIG_ARM_UNWIND
|
||
|
|
extern int __init unwind_init(void);
|
||
|
|
#else
|
||
|
|
static inline int __init unwind_init(void)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* !__ASSEMBLY__ */
|
||
|
|
|
||
|
|
#ifdef CONFIG_ARM_UNWIND
|
||
|
|
#define UNWIND(code...) code
|
||
|
|
#else
|
||
|
|
#define UNWIND(code...)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __ASM_UNWIND_H */
|