tegrakernel/kernel/kernel-4.9/arch/blackfin/include/asm/fixed_code.h

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2022-02-16 09:13:02 -06:00
/*
* This file defines the fixed addresses where userspace programs
* can find atomic code sequences.
*
* Copyright 2007-2008 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#ifndef __BFIN_ASM_FIXED_CODE_H__
#define __BFIN_ASM_FIXED_CODE_H__
#include <uapi/asm/fixed_code.h>
#ifndef __ASSEMBLY__
#include <linux/linkage.h>
#include <linux/ptrace.h>
extern asmlinkage void finish_atomic_sections(struct pt_regs *regs);
extern char fixed_code_start;
extern char fixed_code_end;
extern int atomic_xchg32(void);
extern int atomic_cas32(void);
extern int atomic_add32(void);
extern int atomic_sub32(void);
extern int atomic_ior32(void);
extern int atomic_and32(void);
extern int atomic_xor32(void);
extern void safe_user_instruction(void);
extern void sigreturn_stub(void);
#endif
#endif