xref: /OK3568_Linux_fs/kernel/arch/x86/mm/pf_in.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  Fault Injection Test harness (FI)
4*4882a593Smuzhiyun  *  Copyright (C) Intel Crop.
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef __PF_H_
8*4882a593Smuzhiyun #define __PF_H_
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun enum reason_type {
11*4882a593Smuzhiyun 	NOT_ME,	/* page fault is not in regions */
12*4882a593Smuzhiyun 	NOTHING,	/* access others point in regions */
13*4882a593Smuzhiyun 	REG_READ,	/* read from addr to reg */
14*4882a593Smuzhiyun 	REG_WRITE,	/* write from reg to addr */
15*4882a593Smuzhiyun 	IMM_WRITE,	/* write from imm to addr */
16*4882a593Smuzhiyun 	OTHERS	/* Other instructions can not intercept */
17*4882a593Smuzhiyun };
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun enum reason_type get_ins_type(unsigned long ins_addr);
20*4882a593Smuzhiyun unsigned int get_ins_mem_width(unsigned long ins_addr);
21*4882a593Smuzhiyun unsigned long get_ins_reg_val(unsigned long ins_addr, struct pt_regs *regs);
22*4882a593Smuzhiyun unsigned long get_ins_imm_val(unsigned long ins_addr);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #endif /* __PF_H_ */
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