arch/x86/mm/pf_in.h

   1 /*
   2  *  Fault Injection Test harness (FI)
   3  *  Copyright (C) Intel Crop.
   4  *
   5  *  This program is free software; you can redistribute it and/or
   6  *  modify it under the terms of the GNU General Public License
   7  *  as published by the Free Software Foundation; either version 2
   8  *  of the License, or (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
  18  *  USA.
  19  *
  20  */
  21
  22 #ifndef __PF_H_
  23 #define __PF_H_
  24
  25 enum reason_type {
  26         NOT_ME, /* page fault is not in regions */
  27         NOTHING,        /* access others point in regions */
  28         REG_READ,       /* read from addr to reg */
  29         REG_WRITE,      /* write from reg to addr */
  30         IMM_WRITE,      /* write from imm to addr */
  31         OTHERS  /* Other instructions can not intercept */
  32 };
  33
  34 enum reason_type get_ins_type(unsigned long ins_addr);
  35 unsigned int get_ins_mem_width(unsigned long ins_addr);
  36 unsigned long get_ins_reg_val(unsigned long ins_addr, struct pt_regs *regs);
  37 unsigned long get_ins_imm_val(unsigned long ins_addr);
  38
  39 #endif /* __PF_H_ */