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
fsr_fs(unsigned int fsr)14 static inline int fsr_fs(unsigned int fsr)
15 {
16 	return fsr & FSR_FS5_0;
17 }
18 #else
fsr_fs(unsigned int fsr)19 static inline int fsr_fs(unsigned int fsr)
20 {
21 	return (fsr & FSR_FS3_0) | (fsr & FSR_FS4) >> 6;
22 }
23 #endif
24 
25 void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs);
26 unsigned long search_exception_table(unsigned long addr);
27 
28 #endif	/* __ARCH_ARM_FAULT_H */
29