linux/arch/blackfin/include/asm/fixed_code.h
Bob Liu b5affb0147 blackfin: add bf60x to current framework
This patch added bf60x to current blackfin kernel framework.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
2012-05-21 14:54:12 +08:00

57 lines
1.7 KiB
C

/*
* 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__
#ifdef __KERNEL__
#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
#ifndef CONFIG_PHY_RAM_BASE_ADDRESS
#define CONFIG_PHY_RAM_BASE_ADDRESS 0x0
#endif
#define FIXED_CODE_START (CONFIG_PHY_RAM_BASE_ADDRESS + 0x400)
#define SIGRETURN_STUB (CONFIG_PHY_RAM_BASE_ADDRESS + 0x400)
#define ATOMIC_SEQS_START (CONFIG_PHY_RAM_BASE_ADDRESS + 0x410)
#define ATOMIC_XCHG32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x410)
#define ATOMIC_CAS32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x420)
#define ATOMIC_ADD32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x430)
#define ATOMIC_SUB32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x440)
#define ATOMIC_IOR32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x450)
#define ATOMIC_AND32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x460)
#define ATOMIC_XOR32 (CONFIG_PHY_RAM_BASE_ADDRESS + 0x470)
#define ATOMIC_SEQS_END (CONFIG_PHY_RAM_BASE_ADDRESS + 0x480)
#define SAFE_USER_INSTRUCTION (CONFIG_PHY_RAM_BASE_ADDRESS + 0x480)
#define FIXED_CODE_END (CONFIG_PHY_RAM_BASE_ADDRESS + 0x490)
#endif