kernel2/include/vm86.h

   1 /*
   2     meinOS - A unix-like x86 microkernel operating system
   3     Copyright (C) 2008  Janosch Gräf <janosch.graef@gmx.net>
   4
   5     This program is free software: you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation, either version 3 of the License, or
   8     (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, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #ifndef _VM86_H_
  20 #define _VM86_H_
  21
  22 #include <procm.h>
  23 #include <sys/types.h>
  24
  25 #define vm86_create_pagedir() memuser_create_pagedir()
  26
  27 struct vm86_segmentregs {
  28   uint32_t es;
  29   uint32_t ds;
  30   uint32_t fs;
  31   uint32_t gs;
  32 };
  33
  34 struct {
  35   uint32_t *es;
  36   uint32_t *ds;
  37   uint32_t *fs;
  38   uint32_t *gs;
  39 } vm86_curregs;
  40
  41 proc_t *vm86_proc_create(const char *name,uid_t uid,gid_t gid,proc_t *parent);
  42 void vm86_save_segregs(proc_t *proc);
  43 void vm86_load_segregs(proc_t *proc);
  44
  45 #endif