1#ifndef __ARCH_ARM_FAULT_H
2#define __ARCH_ARM_FAULT_H
3
4/*
5 * Fault status register encodings.  We steal bit 31 for our own purposes.
6 */
7#define FSR_LNX_PF		(1 << 31)
8#define FSR_WRITE		(1 << 11)
9#define FSR_FS4			(1 << 10)
10#define FSR_FS3_0		(15)
11#define FSR_FS5_0		(0x3f)
12
13#ifdef CONFIG_ARM_LPAE
14static inline int fsr_fs(unsigned int fsr)
15{
16	return fsr & FSR_FS5_0;
17}
18#else
19static inline int fsr_fs(unsigned int fsr)
20{
21	return (fsr & FSR_FS3_0) | (fsr & FSR_FS4) >> 6;
22}
23#endif
24
25void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs);
26unsigned long search_exception_table(unsigned long addr);
27
28#endif	/* __ARCH_ARM_FAULT_H */
29