Linux Kernel  3.7.1
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fault.h
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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
14 static inline int fsr_fs(unsigned int fsr)
15 {
16  return fsr & FSR_FS5_0;
17 }
18 #else
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 */