arm64: dts: Revert "specify console via command line"
[linux/fpc-iii.git] / arch / arm / mm / fault.h
blob9ecc2097a87a07e0c03bb5c915a1e175664db961
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ARCH_ARM_FAULT_H
3 #define __ARCH_ARM_FAULT_H
5 /*
6 * Fault status register encodings. We steal bit 31 for our own purposes.
7 */
8 #define FSR_LNX_PF (1 << 31)
9 #define FSR_CM (1 << 13)
10 #define FSR_WRITE (1 << 11)
11 #define FSR_FS4 (1 << 10)
12 #define FSR_FS3_0 (15)
13 #define FSR_FS5_0 (0x3f)
15 #ifdef CONFIG_ARM_LPAE
16 #define FSR_FS_AEA 17
18 static inline int fsr_fs(unsigned int fsr)
20 return fsr & FSR_FS5_0;
22 #else
23 #define FSR_FS_AEA 22
25 static inline int fsr_fs(unsigned int fsr)
27 return (fsr & FSR_FS3_0) | (fsr & FSR_FS4) >> 6;
29 #endif
31 void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs);
32 void early_abt_enable(void);
34 #endif /* __ARCH_ARM_FAULT_H */