1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
/*
* arch/xtensa/include/asm/ftrace.h
*
* 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.
*
* Copyright (C) 2013 Tensilica Inc.
*/
#ifndef _XTENSA_FTRACE_H
#define _XTENSA_FTRACE_H
#include <asm/processor.h>
#ifndef __ASSEMBLER__
extern unsigned long return_address(unsigned level);
#define ftrace_return_address(n) return_address(n)
#endif /* __ASSEMBLER__ */
#ifdef CONFIG_FUNCTION_TRACER
#define MCOUNT_ADDR ((unsigned long)(_mcount))
#define MCOUNT_INSN_SIZE 3
#ifndef __ASSEMBLER__
extern void _mcount(void);
#define mcount _mcount
#endif /* __ASSEMBLER__ */
#endif /* CONFIG_FUNCTION_TRACER */
#endif /* _XTENSA_FTRACE_H */
|
