com32/cmenu/libmenu/syslnx.h

   1 /* -*- c -*- ------------------------------------------------------------- *
   2  *
   3  *   Copyright 2004-2005 Murali Krishnan Ganapathy - All Rights Reserved
   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, Inc., 53 Temple Place Ste 330,
   8  *   Boston MA 02111-1307, USA; either version 2 of the License, or
   9  *   (at your option) any later version; incorporated herein by reference.
  10  *
  11  * ----------------------------------------------------------------------- */
  12
  13 #ifndef __SYSLNX_H__
  14 #define __SYSLNX_H__
  15
  16 #include <com32.h>
  17
  18 //Macros which help user not have to remember the structure of register
  19 // Data structure
  20
  21 #define REG_AH(x) ((x).eax.b[1])
  22 #define REG_AL(x) ((x).eax.b[0])
  23 #define REG_AX(x) ((x).eax.w[0])
  24 #define REG_EAX(x) ((x).eax.l)
  25
  26 #define REG_BH(x) ((x).ebx.b[1])
  27 #define REG_BL(x) ((x).ebx.b[0])
  28 #define REG_BX(x) ((x).ebx.w[0])
  29 #define REG_EBX(x) ((x).ebx.l)
  30
  31 #define REG_CH(x) ((x).ecx.b[1])
  32 #define REG_CL(x) ((x).ecx.b[0])
  33 #define REG_CX(x) ((x).ecx.w[0])
  34 #define REG_ECX(x) ((x).ecx.l)
  35
  36 #define REG_DH(x) ((x).edx.b[1])
  37 #define REG_DL(x) ((x).edx.b[0])
  38 #define REG_DX(x) ((x).edx.w[0])
  39 #define REG_EDX(x) ((x).edx.l)
  40
  41 #define REG_DS(x) ((x).ds)
  42 #define REG_ES(x) ((x).es)
  43 #define REG_FS(x) ((x).fs)
  44 #define REG_GS(x) ((x).gs)
  45
  46 #define REG_SI(x) ((x).esi.w[0])
  47 #define REG_ESI(x) ((x).esi.l)
  48
  49 #define REG_DI(x) ((x).edi.w[0])
  50 #define REG_EDI(x) ((x).edi.l)
  51
  52 char issyslinux(void);          /* Check if syslinux is running */
  53
  54 void runsyslinuxcmd(const char *cmd);   /* Run specified command */
  55
  56 void gototxtmode(void);         /* Change mode to text mode */
  57
  58 void syslinux_idle(void);       /* Call syslinux idle loop */
  59
  60 /* Run command line with ipappend, returns if kernel image not found
  61    If syslinux version too old, then defaults to runsyslinuxcmd */
  62 void runsyslinuximage(const char *cmd, long ipappend);
  63
  64 #endif