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 65