swh:1:snp:3c665ee4f67729f27f2e40193ab88e7298cf0fef
Raw File
Tip revision: 9735a22799b9214d17d3c231fe377fc852f042e9 authored by Linus Torvalds on 03 April 2016, 14:09:40 UTC
Linux 4.6-rc2
Tip revision: 9735a22
fault.h
#ifndef __ARCH_ARM_FAULT_H
#define __ARCH_ARM_FAULT_H

/*
 * Fault status register encodings.  We steal bit 31 for our own purposes.
 */
#define FSR_LNX_PF		(1 << 31)
#define FSR_WRITE		(1 << 11)
#define FSR_FS4			(1 << 10)
#define FSR_FS3_0		(15)
#define FSR_FS5_0		(0x3f)

#ifdef CONFIG_ARM_LPAE
static inline int fsr_fs(unsigned int fsr)
{
	return fsr & FSR_FS5_0;
}
#else
static inline int fsr_fs(unsigned int fsr)
{
	return (fsr & FSR_FS3_0) | (fsr & FSR_FS4) >> 6;
}
#endif

void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs);
unsigned long search_exception_table(unsigned long addr);
void early_abt_enable(void);

#endif	/* __ARCH_ARM_FAULT_H */
back to top