xref: /kernel/linux/linux-6.6/arch/x86/mm/pf_in.h (revision 62306a36)
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 *  Fault Injection Test harness (FI)
4 *  Copyright (C) Intel Crop.
5 */
6
7#ifndef __PF_H_
8#define __PF_H_
9
10enum reason_type {
11	NOT_ME,	/* page fault is not in regions */
12	NOTHING,	/* access others point in regions */
13	REG_READ,	/* read from addr to reg */
14	REG_WRITE,	/* write from reg to addr */
15	IMM_WRITE,	/* write from imm to addr */
16	OTHERS	/* Other instructions can not intercept */
17};
18
19enum reason_type get_ins_type(unsigned long ins_addr);
20unsigned int get_ins_mem_width(unsigned long ins_addr);
21unsigned long get_ins_reg_val(unsigned long ins_addr, struct pt_regs *regs);
22unsigned long get_ins_imm_val(unsigned long ins_addr);
23
24#endif /* __PF_H_ */
25