arch/x86/mm/pf_in.h

   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
  10 enum 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
  19 enum reason_type get_ins_type(unsigned long ins_addr);
  20 unsigned int get_ins_mem_width(unsigned long ins_addr);
  21 unsigned long get_ins_reg_val(unsigned long ins_addr, struct pt_regs *regs);
  22 unsigned long get_ins_imm_val(unsigned long ins_addr);
  23
  24 #endif /* __PF_H_ */