| 1 | ;
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| 2 | ; HEADERS.INC -- Header structures
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| 3 | ;
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| 4 | ; Copyright (c) 1991-1995 by Eberhard Mattes
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| 5 | ;
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| 6 | ; This file is part of emx.
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| 7 | ;
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| 8 | ; emx is free software; you can redistribute it and/or modify it
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| 9 | ; under the terms of the GNU General Public License as published by
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| 10 | ; the Free Software Foundation; either version 2, or (at your option)
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| 11 | ; any later version.
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| 12 | ;
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| 13 | ; emx is distributed in the hope that it will be useful,
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| 14 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | ; GNU General Public License for more details.
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| 17 | ;
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| 18 | ; You should have received a copy of the GNU General Public License
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| 19 | ; along with emx; see the file COPYING. If not, write to
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| 20 | ; the Free Software Foundation, 59 Temple Place - Suite 330,
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| 21 | ; Boston, MA 02111-1307, USA.
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| 22 | ;
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| 23 | ; See emx.asm for a special exception.
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| 24 | ;
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| 25 |
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| 26 | ;
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| 27 | ; emxbind header
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| 28 | ;
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| 29 | BIND_HEADER STRUC
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| 30 | BND_SIGNATURE BYTE 16 DUP (?)
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| 31 | BND_BIND_FLAG BYTE FALSE
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| 32 | BND_FILL_1 BYTE ?
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| 33 | BND_HDR_LOC DWORD ?
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| 34 | BND_OPTIONS BYTE 64 DUP (0)
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| 35 | BIND_HEADER ENDS
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| 36 |
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| 37 | ;
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| 38 | ; EXE header
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| 39 | ;
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| 40 | EXE1_HEADER STRUC
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| 41 | EXE_MAGIC DW ?
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| 42 | EXE_LAST_PAGE DW ?
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| 43 | EXE_PAGES DW ?
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| 44 | EXE_RELOC_SIZE DW ?
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| 45 | EXE_HDR_SIZE DW ?
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| 46 | EXE_MIN_ALLOC DW ?
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| 47 | EXE_MAX_ALLOC DW ?
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| 48 | EXE_SS DW ?
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| 49 | EXE_SP DW ?
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| 50 | EXE_CHKSUM DW ?
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| 51 | EXE_IP DW ?
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| 52 | EXE_CS DW ?
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| 53 | EXE_RELOC_PTR DW ?
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| 54 | EXE_OVL DW ?
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| 55 | EXE1_HEADER ENDS
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| 56 |
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| 57 | ;
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| 58 | ; Additional data of EXE header
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| 59 | ;
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| 60 | EXE2_HEADER STRUC
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| 61 | EXE_RES1 DW 16 DUP (?)
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| 62 | EXE_NEW_LO DW ?
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| 63 | EXE_NEW_HI DW ?
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| 64 | EXE2_HEADER ENDS
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| 65 |
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| 66 | ;
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| 67 | ; a.out header
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| 68 | ;
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| 69 | A_OUT_HEADER STRUC
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| 70 | A_MAGIC DW ?
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| 71 | A_MACHTYPE DB ?
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| 72 | A_FLAGS DB ?
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| 73 | A_TEXT_SIZE DD ?
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| 74 | A_DATA_SIZE DD ?
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| 75 | A_BSS_SIZE DD ?
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| 76 | A_SYM_SIZE DD ?
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| 77 | A_ENTRY DD ?
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| 78 | A_TRSIZE DD ?
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| 79 | A_DRSIZE DD ?
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| 80 | A_OUT_HEADER ENDS
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| 81 |
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| 82 | A_OUT_MAGIC = 010BH
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| 83 | A_OUT_OFFSET = 0400H ; First page of code
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| 84 | UMAGIC = 010FH
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| 85 | U_OFFSET = 0400H ; First page of data
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| 86 | KERNEL_U_ADDR = 0E0000000H ; Subtract this from U_AR0
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| 87 |
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| 88 | ;
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| 89 | ; This structure that starts a core file
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| 90 | ;
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| 91 | USER_AREA STRUC
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| 92 | U_MAGIC DW ?
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| 93 | U_RESERVED1 DW ?
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| 94 | U_DATA_BASE DD ?
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| 95 | U_DATA_END DD ?
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| 96 | U_DATA_OFF DD ?
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| 97 | U_HEAP_BASE DD ?
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| 98 | U_HEAP_END DD ?
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| 99 | U_HEAP_OFF DD ?
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| 100 | U_HEAP_BRK DD ?
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| 101 | U_STACK_BASE DD ?
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| 102 | U_STACK_END DD ?
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| 103 | U_STACK_OFF DD ?
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| 104 | U_STACK_LOW DD ?
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| 105 | U_AR0 DD ?
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| 106 | U_FPVALID DB ?
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| 107 | U_RESERVED2 DB 3 DUP (?)
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| 108 | U_FPSTATE DD 27 DUP (?)
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| 109 | U_FPSTATUS DD ?
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| 110 | U_RESERVED3 DD 23 DUP (?)
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| 111 | U_GS DW ?, 0
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| 112 | U_FS DW ?, 0
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| 113 | U_ES DW ?, 0
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| 114 | U_DS DW ?, 0
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| 115 | U_EDI DD ?
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| 116 | U_ESI DD ?
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| 117 | U_EBP DD ?
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| 118 | U_ESP DD ?
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| 119 | U_EBX DD ?
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| 120 | U_EDX DD ?
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| 121 | U_ECX DD ?
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| 122 | U_EAX DD ?
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| 123 | U_TRAPNO DD ?
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| 124 | U_ERRCD DD ?
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| 125 | U_EIP DD ?
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| 126 | U_CS DW ?, 0
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| 127 | U_EFL DD ?
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| 128 | U_UESP DD ?
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| 129 | U_SS DW ?, 0
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| 130 | USER_AREA ENDS
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| 131 |
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| 132 | U_REGS EQU U_GS
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| 133 |
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| 134 | L_FLAG_DLL = 0001H ; Executable is a DLL
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| 135 | L_FLAG_LINK386 = 0002H ; Linked by LINK386
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| 136 |
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| 137 | ;
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| 138 | ; This table is at the beginning of the data section
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| 139 | ;
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| 140 | LAYOUT_TABLE STRUC
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| 141 | L_TEXT_BASE DD ?
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| 142 | L_TEXT_END DD ?
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| 143 | L_DATA_BASE DD ?
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| 144 | L_DATA_END DD ?
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| 145 | L_BSS_BASE DD ?
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| 146 | L_BSS_END DD ?
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| 147 | L_HEAP_BASE DD ?
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| 148 | L_HEAP_END DD ?
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| 149 | L_HEAP_BRK DD ?
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| 150 | L_HEAP_OFF DD ?
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| 151 | L_OS2_DLL DD ?
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| 152 | L_STACK_BASE DD ?
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| 153 | L_STACK_END DD ?
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| 154 | L_FLAGS DD ?
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| 155 | L_RESERVED DD 2 DUP (?)
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| 156 | L_OPTIONS DB 64 DUP (?)
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| 157 | LAYOUT_TABLE ENDS
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