     1                                  
     2                                  ; Public Domain
     3                                  
     4                                  ; test install command: install; xs; x uninstall
     5                                  ; test run command: s; .; .
     6                                  
     7                                  %include "lmacros3.mac"
     1                              <1> [list -]
    14                              <2> [list -]
    14                              <1> [list -]
     8                                  %include "eld.mac"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug macros
     4                              <1> 
     5                              <1> Copyright (C) 2008-2025 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %ifndef ELD_MAC
    16                              <1> %define ELD_MAC 1
    17                              <1> 
    18                              <1> %include "lmacros3.mac"
     1                              <2> [list -]
    19                              <1> 
    20                              <1> 		; ELD executable header
    21                              <1> 	struc ELD_HEADER
    22 00000000 ????????            <1> eldhSignature:		resb 4	; "ELD1"
    23 00000004 ??????              <1> 			resb 3	; reserved
    24 00000007 ??                  <1> 			resb 1	; 26 (Ctrl-Z)
    25 00000008 ????????            <1> eldhCodeOffset:		resd 1	; position displacement from eldhSignature
    26 0000000C ????                <1> eldhCodeImageLength:	resw 1	; amount bytes, at least 32
    27 0000000E ????                <1> eldhCodeAllocLength:	resw 1	; amount bytes, added to prior. sum < 64 KiB
    28 00000010 ????????            <1> eldhDataOffset:		resd 1
    29 00000014 ????                <1> eldhDataImageLength:	resw 1	; (zero allowed)
    30 00000016 ????                <1> eldhDataAllocLength:	resw 1	; (zero allowed)
    31 00000018 ????                <1> eldhCodeEntrypoint:	resw 1	; within code section, used as displacement
    32 0000001A ????????            <1> eldhReserved:		resb 4	; reserved
    33 0000001E ????                <1> eldhExtensionSize:	resw 1	; from eldhSignature, -> past eldhx fields in use
    34                              <1> 	endstruc
    35                              <1> 	endarea ELD_HEADER, 1
    36                              <1> 
    37                              <1> 	struc ELD_HEADERX
    38 00000000 <res 20h>           <1> eldhxHeader:		resb ELD_HEADER_size
    39 00000020 ????????            <1> eldhxDescriptionOffset:	resd 1	; zero if none, from eldhxHeader. <= 128 Bytes
    40 00000024 ????????            <1> eldhxHelpOffset:	resd 1	; zero if none, from eldhxHeader
    41 00000028 ????????            <1> eldhxLibTable:		resd 1	; zero if none, from eldhxHeader
    42 0000002C ????????            <1> eldhxDateTimeOffset:	resd 1	; zero if none, from eldhxHeader
    43                              <1> 	alignb 16
    44                              <1> 	endstruc
    45                              <1> 
    46                              <1> 	struc ELD_TRAILER_HEADER
    47 00000000 ????????????????    <1> eldthSignature:		resb 8	; "ELD1TAIL"
    48 00000008 ????????            <1> eldthHeaderOffset:	resd 1	; negative displacement from eldthSignature,
    49                              <1> 				;  add this dword to the seek offset
    50 0000000C ????                <1> eldthReserved:		resw 1	; reserved, must be initialised to zero
    51 0000000E ????                <1> eldthChecksum:		resw 1	; sum of all words in trailer header = 0
    52                              <1> 	endstruc
    53                              <1> 	endarea ELD_TRAILER_HEADER, 1
    54                              <1> 
    55                              <1> 	struc ELD_LIBTABLE
    56 00000000 ????                <1> eldltFormat:		resw 1
    57                              <1> 	; 0 = uncompressed
    58                              <1> 	; 2 = heatshrink compressed
    59                              <1> 	; 3 = lzexedat -4 compressed
    60                              <1> 	; 4 = lzexedat -4 -l compressed
    61 00000002 ????                <1> eldltAmount:		resw 1
    62 00000004 ????????            <1> eldltOffset:		resd 1	; from eldhxHeader
    63                              <1> eldltCompressedLength:		; (dword, only present if format 2, 3, or 4)
    64                              <1> 	endstruc
    65                              <1> 	endarea ELD_LIBTABLE, 1
    66                              <1> 
    67                              <1> 		; ELD instance header
    68                              <1> 	struc ELD_INSTANCE
    69 00000000 ????                <1> eldiStartCode:		resw 1	; -> this structure itself (para aligned)
    70 00000002 ????                <1> eldiEndCode:		resw 1	; -> behind memory used by instance (para aligned)
    71 00000004 ????                <1> eldiStartData:		resw 1	; -> data in data entry section (para aligned), or 0
    72 00000006 ????                <1> eldiEndData:		resw 1	; -> behind data (para aligned), or 0
    73 00000008 ????????????????    <1> eldiIdentifier:		resb 8	; blank-filled text
    74 00000010 ????                <1> eldiFlags:		resw 1	; flags
    75                              <1> eldiListing_size equ 14
    76 00000012 <res Eh>            <1> eldiListing:		resb eldiListing_size
    77                              <1> 				; ASCIZ listing file name
    78                              <1> 	endstruc
    79                              <1> 		; flags for eldiFlags:
    80                              <1> eldifResident:		equ 1
    81                              <1> 
    82                              <1> 		; ELD link info header
    83                              <1> 	struc ELD_LINKINFO
    84 00000000 ????                <1> eldlSignature:		resw 1	; 0E1D1h
    85 00000002 ????????            <1> eldlReserved:		resw 2
    86 00000006 ????                <1> eldlUseLinkHash:	resw 1
    87 00000008 ????                <1> eldlDataAmount:		resw 1
    88 0000000A ????                <1> eldlDataPrefixes:	resw 1
    89 0000000C ????                <1> eldlDataEntries:	resw 1
    90 0000000E ????                <1> eldlDataAddresses:	resw 1
    91 00000010 ????                <1> eldlCodeAmount:		resw 1
    92 00000012 ????                <1> eldlCodePrefixes:	resw 1
    93 00000014 ????                <1> eldlCodeEntries:	resw 1
    94 00000016 ????                <1> eldlCodeAddresses:	resw 1
    95                              <1> 	endstruc
    96                              <1> 
    97                              <1> 	numdef ELD_CODE_VSTART, 9001h
    98                              <1> 	numdef ELD_DATA_VSTART, 8000h
    99                              <1> 	numdef ELD_RELOC_VSTART, 8000h
   100                              <1> 
   101                              <1> 	numdef ELD_RECLAIM_HINT, 0
   102                              <1> 	strdef ELD_LISTING, ""
   103                              <1> 	numdef ELD_DATETIME, 0
   104                              <1> 
   105                              <1> %if _ELD_DATETIME
   106                              <1>  %define PUT_ELDHX_DATETIME_OFFSET at eldhxDateTimeOffset, dd DATAOFFSET + datetime - datastart
   107                              <1>  %macro PUT_ELD_DATETIME 0.nolist
   108                              <1> datetime:	asciz __UTC_DATE__,'T',__UTC_TIME__,'Z'
   109                              <1> 		asciz		; for future extension
   110                              <1>  %endmacro
   111                              <1> %else
   112                              <1>  %define PUT_ELDHX_DATETIME_OFFSET
   113                              <1>  %define PUT_ELD_DATETIME
   114                              <1> %endif
   115                              <1> 
   116                              <1> %endif
     9                                  %include "eldcall.mac"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug call macros
     4                              <1> 
     5                              <1> Copyright (C) 2008-2024 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %ifndef ELDCALL_MAC
    16                              <1> %define ELDCALL_MAC 1
    17                              <1> 
    18                              <1> %include "lmacros3.mac"
     1                              <2> [list -]
    19                              <1> %include "nasmhash.mac"
     1                              <2> 
     2                              <2> %if 0
     3                              <2> 
     4                              <2> Hashing macros
     5                              <2>  by E. C. Masloch, 2019
     6                              <2> 
     7                              <2> Usage of the works is permitted provided that this
     8                              <2> instrument is retained with the works, so that any entity
     9                              <2> that uses the works is notified of this instrument.
    10                              <2> 
    11                              <2> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <2> 
    13                              <2> %endif
    14                              <2> 
    15                              <2> %ifndef __NASMHASH_MAC__
    16                              <2> %assign __NASMHASH_MAC__ 1
    17                              <2> 
    18                              <2> 
    19                              <2> 	%macro hashdef 2+.nolist
    20                              <2> %ifempty %2
    21                              <2>  %assign _%1 1
    22                              <2> %else
    23                              <2> %ifstr %2
    24                              <2>  %define %%string %2
    25                              <2> %elifid %2
    26                              <2>  %defstr %%string %2
    27                              <2> %elifnum %2
    28                              <2>  %defstr %%string %2
    29                              <2> %eliftok %2
    30                              <2>  %defstr %%string %2
    31                              <2> %else
    32                              <2>  %error Unknown input
    33                              <2> %endif
    34                              <2> %strlen %%length %%string
    35                              <2> %assign %%hash 1
    36                              <2> %assign %%index 1
    37                              <2> %rep %%length
    38                              <2>  %substr %%char %%string %%index
    39                              <2>  %assign %%hash (%%hash * 31 + %%char) & 0FFFFh
    40                              <2>  %assign %%index %%index + 1
    41                              <2> %endrep
    42                              <2> %assign _%1 %%hash
    43                              <2> %endif
    44                              <2> 	%endmacro
    45                              <2> 
    46                              <2> 
    47                              <2> %endif
    20                              <1> %include "elddata.mac"
     1                              <2> %if 0
     2                              <2> 
     3                              <2> Extensions for lDebug data relocation macros
     4                              <2> 
     5                              <2> Copyright (C) 2008-2024 E. C. Masloch
     6                              <2> 
     7                              <2> Usage of the works is permitted provided that this
     8                              <2> instrument is retained with the works, so that any entity
     9                              <2> that uses the works is notified of this instrument.
    10                              <2> 
    11                              <2> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <2> 
    13                              <2> %endif
    14                              <2> 
    15                              <2> %ifndef ELDDATA_MAC
    16                              <2> %define ELDDATA_MAC 1
    17                              <2> 
    18                              <2> %include "lmacros3.mac"
     1                              <3> [list -]
    19                              <2> %include "nasmhash.mac"
     1                              <3> 
     2                              <3> %if 0
     3                              <3> 
     4                              <3> Hashing macros
     5                              <3>  by E. C. Masloch, 2019
     6                              <3> 
     7                              <3> Usage of the works is permitted provided that this
     8                              <3> instrument is retained with the works, so that any entity
     9                              <3> that uses the works is notified of this instrument.
    10                              <3> 
    11                              <3> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <3> 
    13                              <3> %endif
    14                              <3> 
    15                              <3> %ifndef __NASMHASH_MAC__
    16                              <3> %assign __NASMHASH_MAC__ 1
    17                              <3> 
    18                              <3> 
    19                              <3> 	%macro hashdef 2+.nolist
    20                              <3> %ifempty %2
    21                              <3>  %assign _%1 1
    22                              <3> %else
    23                              <3> %ifstr %2
    24                              <3>  %define %%string %2
    25                              <3> %elifid %2
    26                              <3>  %defstr %%string %2
    27                              <3> %elifnum %2
    28                              <3>  %defstr %%string %2
    29                              <3> %eliftok %2
    30                              <3>  %defstr %%string %2
    31                              <3> %else
    32                              <3>  %error Unknown input
    33                              <3> %endif
    34                              <3> %strlen %%length %%string
    35                              <3> %assign %%hash 1
    36                              <3> %assign %%index 1
    37                              <3> %rep %%length
    38                              <3>  %substr %%char %%string %%index
    39                              <3>  %assign %%hash (%%hash * 31 + %%char) & 0FFFFh
    40                              <3>  %assign %%index %%index + 1
    41                              <3> %endrep
    42                              <3> %assign _%1 %%hash
    43                              <3> %endif
    44                              <3> 	%endmacro
    45                              <3> 
    46                              <3> 
    47                              <3> %endif
    20                              <2> %include "eldcheck.mac"
     1                              <3> %if 0
     2                              <3> 
     3                              <3> Extensions for lDebug relocation check macros
     4                              <3> 
     5                              <3> Copyright (C) 2008-2023 E. C. Masloch
     6                              <3> 
     7                              <3> Usage of the works is permitted provided that this
     8                              <3> instrument is retained with the works, so that any entity
     9                              <3> that uses the works is notified of this instrument.
    10                              <3> 
    11                              <3> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <3> 
    13                              <3> %endif
    14                              <3> 
    15                              <3> %ifndef ELDCHECK_MAC
    16                              <3> %define ELDCHECK_MAC 1
    17                              <3> 
    18                              <3> %assign ELDSTRICT 0
    19                              <3> %assign ELDSTRICTCOUNTER 0
    20                              <3> 
    21                              <3> 	%imacro eldstrict 1.nolist
    22                              <3> %ifidni %1, on
    23                              <3>  %assign ELDSTRICT 1
    24                              <3>  [warning +error=reloc-abs]
    25                              <3>  [warning +reloc-abs]
    26                              <3> %elifidni %1, off
    27                              <3>  %assign ELDSTRICT 0
    28                              <3>  [warning -reloc-abs]
    29                              <3> %else
    30                              <3>  %error Unknown keyword
    31                              <3> %endif
    32                              <3> 	%endmacro
    33                              <3> 
    34                              <3> 	%imacro reloc 1+.nolist
    35                              <3> %if ELDSTRICT
    36                              <3>  %if ELDSTRICTCOUNTER
    37                              <3>   %error Missing relocation
    38                              <3>  %endif
    39                              <3>  [warning -reloc-abs]
    40                              <3>  %assign ELDSTRICTCOUNTER 1
    41                              <3> %endif
    42                              <3> %1
    43                              <3> 	%endmacro
    44                              <3> 
    45                              <3> 	%imacro reloc2 1+.nolist
    46                              <3> %if ELDSTRICT
    47                              <3>  %if ELDSTRICTCOUNTER
    48                              <3>   %error Missing relocation
    49                              <3>  %endif
    50                              <3>  [warning -reloc-abs]
    51                              <3>  %assign ELDSTRICTCOUNTER 2
    52                              <3> %endif
    53                              <3> %1
    54                              <3> 	%endmacro
    55                              <3> 
    56                              <3> 	%imacro eldstrictcheck 0.nolist
    57                              <3> %if ELDSTRICT
    58                              <3>  %ifn ELDSTRICTCOUNTER
    59                              <3>   %error Unexpected relocation
    60                              <3>  %else
    61                              <3>   %assign ELDSTRICTCOUNTER ELDSTRICTCOUNTER - 1
    62                              <3>   %ifn ELDSTRICTCOUNTER
    63                              <3>    [warning +reloc-abs]
    64                              <3>   %endif
    65                              <3>  %endif
    66                              <3> %endif
    67                              <3> 	%endmacro
    68                              <3> 
    69                              <3> %endif
    70                              <3> 
    21                              <2> 
    22                              <2> 
    23                              <2> %assign ELDLINKER 0
    24                              <2> 
    25                              <2> %define INTERNAL_CODE_TO_CODE_RELOCATIONS ""
    26                              <2> %define INTERNAL_CODE_TO_DATA_RELOCATIONS ""
    27                              <2> %define INTERNAL_DATA_TO_CODE_RELOCATIONS ""
    28                              <2> %define INTERNAL_DATA_TO_DATA_RELOCATIONS ""
    29                              <2> %define INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS ""
    30                              <2> %define INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS ""
    31                              <2> %define INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS ""
    32                              <2> %define INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS ""
    33                              <2> %assign ELDDATA_OPTIONAL_STATUS 0		; not any seen yet
    34                              <2> %assign ELDDATA_PMREQUIRED_STATUS 0		; not any seen yet
    35                              <2> 
    36                              <2> 	%imacro internalcoderelocation 0-1.nolist -2
    37                              <2> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    38                              <2> %if ELDLINKER
    39                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    40                              <2>   %xdefine INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, %%entry
    41                              <2>  %else
    42                              <2>   %xdefine INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, %%entry
    43                              <2>  %endif
    44                              <2> %else
    45                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    46                              <2>   %xdefine INTERNAL_DATA_TO_CODE_RELOCATIONS INTERNAL_DATA_TO_CODE_RELOCATIONS, %%entry
    47                              <2>  %else
    48                              <2>   %xdefine INTERNAL_CODE_TO_CODE_RELOCATIONS INTERNAL_CODE_TO_CODE_RELOCATIONS, %%entry
    49                              <2>  %endif
    50                              <2> %endif
    51                              <2> 	eldstrictcheck
    52                              <2> 	%endmacro
    53                              <2> 
    54                              <2> 	%imacro internaldatarelocation 0-1.nolist -2
    55                              <2> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    56                              <2> %if ELDLINKER
    57                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    58                              <2>   %xdefine INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, %%entry
    59                              <2>  %else
    60                              <2>   %xdefine INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, %%entry
    61                              <2>  %endif
    62                              <2> %else
    63                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    64                              <2>   %xdefine INTERNAL_DATA_TO_DATA_RELOCATIONS INTERNAL_DATA_TO_DATA_RELOCATIONS, %%entry
    65                              <2>  %else
    66                              <2>   %xdefine INTERNAL_CODE_TO_DATA_RELOCATIONS INTERNAL_CODE_TO_DATA_RELOCATIONS, %%entry
    67                              <2>  %endif
    68                              <2> %endif
    69                              <2> 	eldstrictcheck
    70                              <2> 	%endmacro
    71                              <2> 
    72                              <2> ; dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
    73                              <2> ; dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
    74                              <2> ; dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
    75                              <2> ; dw INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, -1
    76                              <2> ; dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
    77                              <2> ; dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
    78                              <2> ; dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
    79                              <2> ; dw INTERNAL_DATA_TO_DATA_RELOCATIONS, -1
    80                              <2> 
    81                              <2> 
    82                              <2> %define LINK_DATA_RELOCATIONS ""
    83                              <2> %define LINK_LINKER_DATA_RELOCATIONS ""
    84                              <2> %define LINK_DATA_NAMES db ""
    85                              <2> %define LINK_DATA_DETECTION none, none
    86                              <2> 
    87                              <2> %define LINK_OTHER_DATA_RELOCATIONS ""
    88                              <2> %define LINK_OTHER_LINKER_DATA_RELOCATIONS ""
    89                              <2> %define LINK_OTHER_DATA_NAMES db ""
    90                              <2> %define LINK_OTHER_DATA_DETECTION none, none
    91                              <2> 
    92                              <2> %ifndef ELDOTHER
    93                              <2>  %assign ELDOTHER 0
    94                              <2> %endif
    95                              <2> %assign ELDOTHERLINK 0
    96                              <2> 
    97                              <2> 	%imacro otherlinkdatarelocation 1-3.nolist -2, required
    98                              <2> %if ELDOTHER
    99                              <2>  %assign ELDOTHERLINK 1
   100                              <2> %endif
   101                              <2> 	linkdatarelocation %1, %2, %3
   102                              <2> %assign ELDOTHERLINK 0
   103                              <2> 	%endmacro
   104                              <2> 
   105                              <2> 	%imacro linkdatarelocation 1-3.nolist -2, required
   106                              <2> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %2
   107                              <2> %ifidni %3, required
   108                              <2>  %assign %%optional 0
   109                              <2> %elifidni %3, optional
   110                              <2>  %assign %%optional 100h
   111                              <2>  %if ELDDATA_OPTIONAL_STATUS == 0
   112                              <2>   %assign ELDDATA_OPTIONAL_STATUS 1
   113                              <2>  %elif ELDDATA_OPTIONAL_STATUS == 1
   114                              <2>  %else
   115                              <2>   %error Optional data link not allowed here
   116                              <2>  %endif
   117                              <2> %elifidni %3, PM required
   118                              <2>  %assign %%optional 300h
   119                              <2>  %assign ELDDATA_PMREQUIRED_STATUS 1
   120                              <2>  %if ELDDATA_OPTIONAL_STATUS == 0
   121                              <2>   %assign ELDDATA_OPTIONAL_STATUS 1
   122                              <2>  %elif ELDDATA_OPTIONAL_STATUS == 1
   123                              <2>  %else
   124                              <2>   %error Optional data link not allowed here
   125                              <2>  %endif
   126                              <2> %else
   127                              <2>  %fatal Unknown optional keyword
   128                              <2> %endif
   129                              <2> %ifidni _CURRENT_SECTION_TYPE, DATA
   130                              <2>  %assign %%DATASECTION 1
   131                              <2> %else
   132                              <2>  %assign %%DATASECTION 0
   133                              <2> %endif
   134                              <2> 	%if ELDOTHERLINK
   135                              <2> %if ELDLINKER
   136                              <2>  %xdefine LINK_OTHER_LINKER_DATA_RELOCATIONS LINK_OTHER_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   137                              <2> %else
   138                              <2>  %xdefine LINK_OTHER_DATA_RELOCATIONS LINK_OTHER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   139                              <2> %endif
   140                              <2> 	%else
   141                              <2> %if ELDLINKER
   142                              <2>  %xdefine LINK_LINKER_DATA_RELOCATIONS LINK_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   143                              <2> %else
   144                              <2>  %xdefine LINK_DATA_RELOCATIONS LINK_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   145                              <2> %endif
   146                              <2> 	%endif
   147                              <2> %defstr %%string %1
   148                              <2> %strlen %%length %%string
   149                              <2> %if %%length > 64
   150                              <2>  %error Too long link name: %1
   151                              <2> %endif
   152                              <2> %define LINK_DATA_CHECK %1
   153                              <2> 	%if ELDOTHERLINK
   154                              <2> 	linkdata_detect LINK_OTHER_DATA_DETECTION
   155                              <2> %if LINK_DATA_NEW
   156                              <2>  %xdefine LINK_OTHER_DATA_DETECTION LINK_OTHER_DATA_DETECTION, %1, %%name
   157                              <2> 	hashdef HASH, %%string
   158                              <2>  %xdefine LINK_OTHER_DATA_NAMES 	LINK_OTHER_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   160                              <2> %else
   161                              <2>  %%name equ LINK_DATA_DUPLICATE
   162                              <2> %endif
   163                              <2> 	%else
   164                              <2> 	linkdata_detect LINK_DATA_DETECTION
   165                              <2> %if LINK_DATA_NEW
   166                              <2>  %xdefine LINK_DATA_DETECTION LINK_DATA_DETECTION, %1, %%name
   167                              <2> 	hashdef HASH, %%string
   168                              <2>  %xdefine LINK_DATA_NAMES 	LINK_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   170                              <2> %else
   171                              <2>  %%name equ LINK_DATA_DUPLICATE
   172                              <2> %endif
   173                              <2> 	%endif
   174                              <2> 	eldstrictcheck
   175                              <2> 	%endmacro
   176                              <2> 
   177                              <2> 	%imacro linkdata_detect 2-*.nolist
   178                              <2> %assign LINK_DATA_NEW 1
   179                              <2> %rep (%0 - 2) / 2
   180                              <2>  %rotate 2
   181                              <2>  %ifidni %1, LINK_DATA_CHECK
   182                              <2>   %assign LINK_DATA_NEW 0
   183                              <2>   %xdefine LINK_DATA_DUPLICATE %2
   184                              <2>   %exitrep
   185                              <2>  %endif
   186                              <2> %endrep
   187                              <2> 	%endmacro
   188                              <2> 
   189                              <2> 	%imacro link_data_dump_names 1-*.nolist
   190                              <2> %rep %0
   191                              <2> 	%1
   192                              <2>  %rotate 1
   193                              <2> %endrep
   194                              <2> 	%endmacro
   195                              <2> 
   196                              <2> ; dw LINK_LINKER_DATA_RELOCATIONS, 0, 0
   197                              <2> ; dw LINK_DATA_RELOCATIONS, 0, 0
   198                              <2> ; link_data_dump_names ELDCALL_CODE_NAMES
   199                              <2> 
   200                              <2> %endif
    21                              <1> 
    22                              <1> %assign ELDLINKER 0
    23                              <1> 
    24                              <1> [section relocatedzero nobits vstart=0]
    25                              <1> relocatedzero:
    26                              <1> __SECT__
    27                              <1> 
    28                              <1> 	numdef HOUDINI, 1
    29                              <1> 	numdef HOUDINI_CONDITIONAL, 1
    30                              <1> 
    31                              <1> %imacro houdini 0.nolist
    32                              <1> %if _HOUDINI
    33                              <1>  %if _HOUDINI_CONDITIONAL
    34                              <1> reloc	testopt [ss:relocateddata], 100h
    35                              <1> linkdatarelocation options7, -3
    36                              <1> 	jz %%skip
    37                              <1>  %endif
    38                              <1> reloc	testopt [ss:relocateddata], 100h
    39                              <1> linkdatarelocation internalflags6, -3
    40                              <1> 	jz %%skip
    41                              <1> 	int3
    42                              <1> %%skip:
    43                              <1> %endif
    44                              <1> %endmacro
    45                              <1> 
    46                              <1> %define ELDCALL_CODE_RELOCATIONS ""
    47                              <1> %define ELDCALL_LINKER_CODE_RELOCATIONS ""
    48                              <1> %define ELDCALL_CODE_RELOCATIONS_OPTIONAL ""
    49                              <1> %define ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL ""
    50                              <1> %define ELDCALL_CODE_NAMES db ""
    51                              <1> %define ELDCALL_CODE_DETECTION none, none
    52                              <1> %assign ELDCALL_OPTIONAL_STATUS 0		; not any seen yet
    53                              <1> %assign ELDCALL_PMREQUIRED_STATUS 0		; not any seen yet
    54                              <1> 
    55                              <1> 	%imacro extcall 1-2.nolist required
    56                              <1> %ifidni _CURRENT_SECTION_TYPE, DATA
    57                              <1>  %error "ELD call cannot be used in ELD data block"
    58                              <1> %endif
    59                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP
    60                              <1> %ifidni %2, required
    61                              <1>  %assign %%optional 0
    62                              <1> %elifidni %2, optional
    63                              <1>  %assign %%optional 100h
    64                              <1>  %if ELDCALL_OPTIONAL_STATUS == 0
    65                              <1>   %assign ELDCALL_OPTIONAL_STATUS 1
    66                              <1>  %elif ELDCALL_OPTIONAL_STATUS == 1
    67                              <1>  %else
    68                              <1>   %error Optional code link not allowed here
    69                              <1>  %endif
    70                              <1> %elifidni %2, PM required
    71                              <1>  %assign %%optional 300h
    72                              <1>  %assign ELDCALL_PMREQUIRED_STATUS 1
    73                              <1>  %if ELDCALL_OPTIONAL_STATUS == 0
    74                              <1>   %assign ELDCALL_OPTIONAL_STATUS 1
    75                              <1>  %elif ELDCALL_OPTIONAL_STATUS == 1
    76                              <1>  %else
    77                              <1>   %error Optional code link not allowed here
    78                              <1>  %endif
    79                              <1> %else
    80                              <1>  %fatal Unknown optional keyword
    81                              <1> %endif
    82                              <1> %if 0
    83                              <1> [warning -reloc-rel-word]
    84                              <1> 	call near relocatedzero
    85                              <1> [warning +reloc-rel-word]
    86                              <1> %else
    87                              <1> 	db 0E8h
    88                              <1> reloc	dw relocatedzero
    89                              <1> 	eldstrictcheck
    90                              <1> %endif
    91                              <1> 	jmp strict short %%skipparameter
    92                              <1> 	dw 0
    93                              <1> %%skipparameter:
    94                              <1> %if ELDLINKER
    95                              <1>  %xdefine ELDCALL_LINKER_CODE_RELOCATIONS ELDCALL_LINKER_CODE_RELOCATIONS, %%entry, %%name
    96                              <1>  %xdefine ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL, 1 + %%optional, %%entry, %%name
    97                              <1> %else
    98                              <1>  %xdefine ELDCALL_CODE_RELOCATIONS ELDCALL_CODE_RELOCATIONS, %%entry, %%name
    99                              <1>  %xdefine ELDCALL_CODE_RELOCATIONS_OPTIONAL ELDCALL_CODE_RELOCATIONS_OPTIONAL, 1 + %%optional, %%entry, %%name
   100                              <1> %endif
   101                              <1> %defstr %%string %1
   102                              <1> %strlen %%length %%string
   103                              <1> %if %%length > 64
   104                              <1>  %error Too long link name: %1
   105                              <1> %endif
   106                              <1> %define ELDCALL_CODE_CHECK %1
   107                              <1> 	linkcode_detect ELDCALL_CODE_DETECTION
   108                              <1> %if ELDCALL_CODE_NEW
   109                              <1>  %xdefine ELDCALL_CODE_DETECTION ELDCALL_CODE_DETECTION, %1, %%name
   110                              <1> 	hashdef HASH, %%string
   111                              <1> %xdefine ELDCALL_CODE_NAMES 	ELDCALL_CODE_NAMES, %%name:, dw _HASH, {counted %%string}
   113                              <1> %else
   114                              <1>  %%name equ ELDCALL_CODE_DUPLICATE
   115                              <1> %endif
   116                              <1> 	%endmacro
   117                              <1> 
   118                              <1> 	%imacro linkcode_detect 2-*.nolist
   119                              <1> %assign ELDCALL_CODE_NEW 1
   120                              <1> %rep (%0 - 2) / 2
   121                              <1>  %rotate 2
   122                              <1>  %ifidni %1, ELDCALL_CODE_CHECK
   123                              <1>   %assign ELDCALL_CODE_NEW 0
   124                              <1>   %xdefine ELDCALL_CODE_DUPLICATE %2
   125                              <1>   %exitrep
   126                              <1>  %endif
   127                              <1> %endrep
   128                              <1> 	%endmacro
   129                              <1> 
   130                              <1> 
   131                              <1> %define ELDCALL_CALLCALL_LIST none
   132                              <1> 
   133                              <1> 	%imacro extcallcall 1.nolist
   134                              <1> 	call %1
   135                              <1> %xdefine ELDCALL_CALLCALL_LIST ELDCALL_CALLCALL_LIST, %1
   136                              <1> 	%endmacro
   137                              <1> 
   138                              <1> %assign ELDCALLCALL_DUMPED 0
   139                              <1> 
   140                              <1> 	%imacro eldcall_dump_callcall 1-*.nolist
   141                              <1> %define ELDCALL_CALLCALL_PROCESSED none
   142                              <1>  %rep %0 - 1
   143                              <1>   %rotate 1
   144                              <1>   %define ELDCALL_CHECK %1
   145                              <1> 	eldcall_callcall_detect ELDCALL_CALLCALL_PROCESSED
   146                              <1>   %if ELDCALL_NEW
   147                              <1>    %xdefine ELDCALL_CALLCALL_PROCESSED ELDCALL_CALLCALL_PROCESSED, %1
   148                              <1> 	align 8, nop
   149                              <1> %1:
   150                              <1> 	extcall %1
   151                              <1> 	retn
   152                              <1>   %endif
   153                              <1>  %endrep
   154                              <1> %unimacro extcallcall 1.nolist
   155                              <1> %assign ELDCALLCALL_DUMPED 1
   156                              <1> %define ELDCALL_CALLCALL_LIST none
   157                              <1> 	%endmacro
   158                              <1> 
   159                              <1> 	%imacro eldcall_callcall_detect 1-*.nolist
   160                              <1> %assign ELDCALL_NEW 1
   161                              <1> %rep %0 - 1
   162                              <1>  %rotate 1
   163                              <1>  %ifidni %1, ELDCALL_CHECK
   164                              <1>   %assign ELDCALL_NEW 0
   165                              <1>   %exitrep
   166                              <1>  %endif
   167                              <1> %endrep
   168                              <1> 	%endmacro
   169                              <1> 
   170                              <1> 	%imacro eldcall_dump_names 1-*.nolist
   171                              <1> %rep %0
   172                              <1> 	%1
   173                              <1>  %rotate 1
   174                              <1> %endrep
   175                              <1> 	%endmacro
   176                              <1> 
   177                              <1> ; eldcall_dump_callcall ELDCALL_CALLCALL_LIST
   178                              <1> ; if using optional code links:
   179                              <1> ;  dw ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL, 0
   180                              <1> ;  dw ELDCALL_CODE_RELOCATIONS_OPTIONAL, 0
   181                              <1> ; if not using optional code links:
   182                              <1> ;  dw ELDCALL_LINKER_CODE_RELOCATIONS, 0, 0
   183                              <1> ;  dw ELDCALL_CODE_RELOCATIONS, 0, 0
   184                              <1> ; eldcall_dump_names ELDCALL_CODE_NAMES
   185                              <1> 
   186                              <1> %endif
    10                                  %include "elddata.mac"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug data relocation macros
     4                              <1> 
     5                              <1> Copyright (C) 2008-2024 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %ifndef ELDDATA_MAC
    16                              <1> %define ELDDATA_MAC 1
    17                              <1> 
    18                              <1> %include "lmacros3.mac"
    19                              <1> %include "nasmhash.mac"
    20                              <1> %include "eldcheck.mac"
    21                              <1> 
    22                              <1> 
    23                              <1> %assign ELDLINKER 0
    24                              <1> 
    25                              <1> %define INTERNAL_CODE_TO_CODE_RELOCATIONS ""
    26                              <1> %define INTERNAL_CODE_TO_DATA_RELOCATIONS ""
    27                              <1> %define INTERNAL_DATA_TO_CODE_RELOCATIONS ""
    28                              <1> %define INTERNAL_DATA_TO_DATA_RELOCATIONS ""
    29                              <1> %define INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS ""
    30                              <1> %define INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS ""
    31                              <1> %define INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS ""
    32                              <1> %define INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS ""
    33                              <1> %assign ELDDATA_OPTIONAL_STATUS 0		; not any seen yet
    34                              <1> %assign ELDDATA_PMREQUIRED_STATUS 0		; not any seen yet
    35                              <1> 
    36                              <1> 	%imacro internalcoderelocation 0-1.nolist -2
    37                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    38                              <1> %if ELDLINKER
    39                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    40                              <1>   %xdefine INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, %%entry
    41                              <1>  %else
    42                              <1>   %xdefine INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, %%entry
    43                              <1>  %endif
    44                              <1> %else
    45                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    46                              <1>   %xdefine INTERNAL_DATA_TO_CODE_RELOCATIONS INTERNAL_DATA_TO_CODE_RELOCATIONS, %%entry
    47                              <1>  %else
    48                              <1>   %xdefine INTERNAL_CODE_TO_CODE_RELOCATIONS INTERNAL_CODE_TO_CODE_RELOCATIONS, %%entry
    49                              <1>  %endif
    50                              <1> %endif
    51                              <1> 	eldstrictcheck
    52                              <1> 	%endmacro
    53                              <1> 
    54                              <1> 	%imacro internaldatarelocation 0-1.nolist -2
    55                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    56                              <1> %if ELDLINKER
    57                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    58                              <1>   %xdefine INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, %%entry
    59                              <1>  %else
    60                              <1>   %xdefine INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, %%entry
    61                              <1>  %endif
    62                              <1> %else
    63                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    64                              <1>   %xdefine INTERNAL_DATA_TO_DATA_RELOCATIONS INTERNAL_DATA_TO_DATA_RELOCATIONS, %%entry
    65                              <1>  %else
    66                              <1>   %xdefine INTERNAL_CODE_TO_DATA_RELOCATIONS INTERNAL_CODE_TO_DATA_RELOCATIONS, %%entry
    67                              <1>  %endif
    68                              <1> %endif
    69                              <1> 	eldstrictcheck
    70                              <1> 	%endmacro
    71                              <1> 
    72                              <1> ; dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
    73                              <1> ; dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
    74                              <1> ; dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
    75                              <1> ; dw INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, -1
    76                              <1> ; dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
    77                              <1> ; dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
    78                              <1> ; dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
    79                              <1> ; dw INTERNAL_DATA_TO_DATA_RELOCATIONS, -1
    80                              <1> 
    81                              <1> 
    82                              <1> %define LINK_DATA_RELOCATIONS ""
    83                              <1> %define LINK_LINKER_DATA_RELOCATIONS ""
    84                              <1> %define LINK_DATA_NAMES db ""
    85                              <1> %define LINK_DATA_DETECTION none, none
    86                              <1> 
    87                              <1> %define LINK_OTHER_DATA_RELOCATIONS ""
    88                              <1> %define LINK_OTHER_LINKER_DATA_RELOCATIONS ""
    89                              <1> %define LINK_OTHER_DATA_NAMES db ""
    90                              <1> %define LINK_OTHER_DATA_DETECTION none, none
    91                              <1> 
    92                              <1> %ifndef ELDOTHER
    93                              <1>  %assign ELDOTHER 0
    94                              <1> %endif
    95                              <1> %assign ELDOTHERLINK 0
    96                              <1> 
    97                              <1> 	%imacro otherlinkdatarelocation 1-3.nolist -2, required
    98                              <1> %if ELDOTHER
    99                              <1>  %assign ELDOTHERLINK 1
   100                              <1> %endif
   101                              <1> 	linkdatarelocation %1, %2, %3
   102                              <1> %assign ELDOTHERLINK 0
   103                              <1> 	%endmacro
   104                              <1> 
   105                              <1> 	%imacro linkdatarelocation 1-3.nolist -2, required
   106                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %2
   107                              <1> %ifidni %3, required
   108                              <1>  %assign %%optional 0
   109                              <1> %elifidni %3, optional
   110                              <1>  %assign %%optional 100h
   111                              <1>  %if ELDDATA_OPTIONAL_STATUS == 0
   112                              <1>   %assign ELDDATA_OPTIONAL_STATUS 1
   113                              <1>  %elif ELDDATA_OPTIONAL_STATUS == 1
   114                              <1>  %else
   115                              <1>   %error Optional data link not allowed here
   116                              <1>  %endif
   117                              <1> %elifidni %3, PM required
   118                              <1>  %assign %%optional 300h
   119                              <1>  %assign ELDDATA_PMREQUIRED_STATUS 1
   120                              <1>  %if ELDDATA_OPTIONAL_STATUS == 0
   121                              <1>   %assign ELDDATA_OPTIONAL_STATUS 1
   122                              <1>  %elif ELDDATA_OPTIONAL_STATUS == 1
   123                              <1>  %else
   124                              <1>   %error Optional data link not allowed here
   125                              <1>  %endif
   126                              <1> %else
   127                              <1>  %fatal Unknown optional keyword
   128                              <1> %endif
   129                              <1> %ifidni _CURRENT_SECTION_TYPE, DATA
   130                              <1>  %assign %%DATASECTION 1
   131                              <1> %else
   132                              <1>  %assign %%DATASECTION 0
   133                              <1> %endif
   134                              <1> 	%if ELDOTHERLINK
   135                              <1> %if ELDLINKER
   136                              <1>  %xdefine LINK_OTHER_LINKER_DATA_RELOCATIONS LINK_OTHER_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   137                              <1> %else
   138                              <1>  %xdefine LINK_OTHER_DATA_RELOCATIONS LINK_OTHER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   139                              <1> %endif
   140                              <1> 	%else
   141                              <1> %if ELDLINKER
   142                              <1>  %xdefine LINK_LINKER_DATA_RELOCATIONS LINK_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   143                              <1> %else
   144                              <1>  %xdefine LINK_DATA_RELOCATIONS LINK_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional, %%entry, %%name
   145                              <1> %endif
   146                              <1> 	%endif
   147                              <1> %defstr %%string %1
   148                              <1> %strlen %%length %%string
   149                              <1> %if %%length > 64
   150                              <1>  %error Too long link name: %1
   151                              <1> %endif
   152                              <1> %define LINK_DATA_CHECK %1
   153                              <1> 	%if ELDOTHERLINK
   154                              <1> 	linkdata_detect LINK_OTHER_DATA_DETECTION
   155                              <1> %if LINK_DATA_NEW
   156                              <1>  %xdefine LINK_OTHER_DATA_DETECTION LINK_OTHER_DATA_DETECTION, %1, %%name
   157                              <1> 	hashdef HASH, %%string
   158                              <1>  %xdefine LINK_OTHER_DATA_NAMES 	LINK_OTHER_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   160                              <1> %else
   161                              <1>  %%name equ LINK_DATA_DUPLICATE
   162                              <1> %endif
   163                              <1> 	%else
   164                              <1> 	linkdata_detect LINK_DATA_DETECTION
   165                              <1> %if LINK_DATA_NEW
   166                              <1>  %xdefine LINK_DATA_DETECTION LINK_DATA_DETECTION, %1, %%name
   167                              <1> 	hashdef HASH, %%string
   168                              <1>  %xdefine LINK_DATA_NAMES 	LINK_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   170                              <1> %else
   171                              <1>  %%name equ LINK_DATA_DUPLICATE
   172                              <1> %endif
   173                              <1> 	%endif
   174                              <1> 	eldstrictcheck
   175                              <1> 	%endmacro
   176                              <1> 
   177                              <1> 	%imacro linkdata_detect 2-*.nolist
   178                              <1> %assign LINK_DATA_NEW 1
   179                              <1> %rep (%0 - 2) / 2
   180                              <1>  %rotate 2
   181                              <1>  %ifidni %1, LINK_DATA_CHECK
   182                              <1>   %assign LINK_DATA_NEW 0
   183                              <1>   %xdefine LINK_DATA_DUPLICATE %2
   184                              <1>   %exitrep
   185                              <1>  %endif
   186                              <1> %endrep
   187                              <1> 	%endmacro
   188                              <1> 
   189                              <1> 	%imacro link_data_dump_names 1-*.nolist
   190                              <1> %rep %0
   191                              <1> 	%1
   192                              <1>  %rotate 1
   193                              <1> %endrep
   194                              <1> 	%endmacro
   195                              <1> 
   196                              <1> ; dw LINK_LINKER_DATA_RELOCATIONS, 0, 0
   197                              <1> ; dw LINK_DATA_RELOCATIONS, 0, 0
   198                              <1> ; link_data_dump_names ELDCALL_CODE_NAMES
   199                              <1> 
   200                              <1> %endif
    11                                  %include "isvariab.mac"
     1                              <1> 
     2                              <1> %if 0
     3                              <1> 
     4                              <1> lDebug isvariable? function strutures and macros
     5                              <1> 
     6                              <1> Copyright (C) 2008-2023 E. C. Masloch
     7                              <1> 
     8                              <1> Usage of the works is permitted provided that this
     9                              <1> instrument is retained with the works, so that any entity
    10                              <1> that uses the works is notified of this instrument.
    11                              <1> 
    12                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    13                              <1> 
    14                              <1> %endif
    15                              <1> 
    16                              <1> 
    17                              <1> 	struc ISVARIABLESTRUC
    18 00000000 ????                <1> ivName:		resw 1		; -> name (up to 13 bytes, but actually only 11)
    19                              <1> 				;  (search for ivfNameLengthLimit for limit)
    20                              <1> 				;  (length given by ivFlags & ivfNameLengthMask)
    21                              <1> 	; The ivName pointer is only used for more-byte names. It actually
    22                              <1> 	;  contains the trailer of the name, excluding the prefix formed by
    23                              <1> 	;  the first two bytes. This suffix can be the empty string if the
    24                              <1> 	;  variable in question has a two-byte name.
    25                              <1> 	; (For one-byte names this field is unused and contains zero.)
    26 00000002 ????                <1> ivFlags:	resw 1
    27 00000004 ????                <1> ivAddress:	resw 1		; default -> variable
    28                              <1> 	; The ivAddress field is used by default_variable_setup as the base
    29                              <1> 	;  address for the variable(s). It is also used by var_ext_setup as
    30                              <1> 	;  the ELD code section offset to transfer control to. Otherwise, it
    31                              <1> 	;  is usually set to zero and unused.
    32 00000006 ????                <1> ivSetup:	resw 1		; -> set up code (in expr code section)
    33                              <1> 	; INP:	ax = array index (0-based)
    34                              <1> 	;	di = 0
    35                              <1> 	;	cl = default size of variable (1..4)
    36                              <1> 	;	ch = length of variable name
    37                              <1> 	; CHG:	si, ax, dx
    38                              <1> 	; OUT:	NC if valid,
    39                              <1> 	;	 bx -> var, di = 0 or di -> mask
    40                              <1> 	;	 cl = size of variable (1..4)
    41                              <1> 	;	 ch = length of variable name
    42 00000008 ??                  <1> ivArrayLast:	resb 1		; 0 if no array, FFh = 256 entries
    43                              <1> 	; The ivArrayLast field is used by the dispatcher to determine
    44                              <1> 	;  whether to support array index expressions. It is checked
    45                              <1> 	;  before decrementing the index if ivfArrayOneBased is set.
    46 00000009 ??                  <1> ivArrayBetween: resb 1		; how many bytes to skip for each index
    47                              <1> 	; The ivArrayBetween field is only used by default_variable_setup.
    48                              <1> 	endstruc
    49                              <1> 
    50                              <1> ivfNameLengthMask:	equ 15	; gives name trailer length, 0 to 11
    51                              <1> ivfNameLengthLimit:	equ 13
    52                              <1> ivfVarLengthShift:	equ 4
    53                              <1> ivfVarLengthMask:	equ 3 << ivfVarLengthShift
    54                              <1> 				; gives default variable size minus 1
    55                              <1> ivfReadOnly:		equ 80h	; variable cannot be written at all
    56                              <1> ivfArrayOneBased:	equ 100h; first array entry is 1 not 0 (ivArrayLast > 0)
    57                              <1> ivfArrayOptional:	equ 200h; array index expression is optional
    58                              <1> ivfSeparatorSpecial:	equ 400h; used for RIxxP/L/S/O
    59                              <1> 
    60                              <1> %define ISVARIABLESTRINGS db "",db ""
    61                              <1> %define IVS_ONEBYTE_NAMES ""
    62                              <1> %define IVS_MOREBYTE_NAMEHEADERS ""
    63                              <1> %assign IVS_HAVE_ONEBYTE 0
    64                              <1> %assign IVS_SINGLE_ONEBYTE 1
    65                              <1> 
    66                              <1> 		; %1 = name string
    67                              <1> 		; %2 = default variable length, 1 to 4
    68                              <1> 		; %3 = flags to set (except name length and var length)
    69                              <1> 		; %4 = ivAddress value
    70                              <1> 		; %5 = ivArrayLast, defaults to 0 (no array)
    71                              <1> 		; %6 = ivArrayBetween, defaults to 0 (immediately consecutive)
    72                              <1> 		; %7 = ivSetup, defaults to default_variable_setup
    73                              <1> 	%macro isvariablestruc 4-7.nolist 0, 0, default_variable_setup
    74                              <1> %push
    75                              <1> %strlen %$namelength %1
    76                              <1> %if %$namelength > ivfNameLengthLimit
    77                              <1>  %error Expected at most 13-byte name (or adjust isvariable? code)
    78                              <1> %endif
    79                              <1> %if IVS_ONEBYTE && %$namelength != 1
    80                              <1>  %error Expected a one-byte name
    81                              <1> %elif ! IVS_ONEBYTE && %$namelength < 2
    82                              <1>  %error Expected at least a two-byte name
    83                              <1> %endif
    84                              <1> %if IVS_ONEBYTE
    85                              <1>  %define IVS_SINGLE_ONEBYTE_NAME %1
    86                              <1>  %if IVS_HAVE_ONEBYTE
    87                              <1>   %assign IVS_SINGLE_ONEBYTE 0
    88                              <1>  %endif
    89                              <1>  %assign IVS_HAVE_ONEBYTE 1
    90                              <1>  %assign %$namelength 0
    91                              <1>  %xdefine IVS_ONEBYTE_NAMES IVS_ONEBYTE_NAMES, %1
    92                              <1>  %%name equ 0
    93                              <1> %else
    94                              <1>  %assign %$namelength %$namelength - 2
    95                              <1>  %substr %$nametrailer %1 3,-1
    96                              <1>  %substr %$nameheader %1 1,2
    97                              <1>  %xdefine IVS_MOREBYTE_NAMEHEADERS IVS_MOREBYTE_NAMEHEADERS, %$nameheader
    98                              <1>  %xdefine ISVARIABLESTRINGS ISVARIABLESTRINGS, %%name:, {db %$nametrailer}
    99                              <1> %endif
   100                              <1> 
   101                              <1> %assign %$varlength %2 - 1	; 0 means one byte, 1 means two bytes,
   102                              <1> 				;  2 means three bytes, 3 means four bytes
   103                              <1> 	istruc ISVARIABLESTRUC
   104                              <1> at ivName,		dw %%name
   105                              <1>  IV_NAME_RELOCATION
   106                              <1> at ivFlags,		dw %$$namelength | (%$$varlength << ivfVarLengthShift) | %3
   107                              <1> at ivAddress,		dw %4
   108                              <1>  IV_ADDRESS_RELOCATION
   109                              <1> at ivSetup,		dw %7
   110                              <1>  IV_SETUP_RELOCATION
   111                              <1> at ivArrayLast,		db %5
   112                              <1> at ivArrayBetween,	db %6
   113                              <1> 	iend
   114                              <1> %pop
   115                              <1> %ifndef SECTION_OF_%7
   116                              <1>  %error Unknown target section for symbol %7
   117                              <1> %elifnidni %[SECTION_OF_%7], _EXPR_SECTION
   118                              <1>  %error Wrong section for symbol %7: section_of=SECTION_OF_%7, expr=_EXPR_SECTION
   119                              <1> %endif
   120                              <1> 	%endmacro
   121                              <1> 
   122                              <1> %define IV_NAME_RELOCATION
   123                              <1> %define IV_ADDRESS_RELOCATION
   124                              <1> %define IV_SETUP_RELOCATION
   125                              <1> 
   126                              <1> 	%macro isvariablestrings 2-*.nolist
   127                              <1> %rep %0
   128                              <1>  %1
   129                              <1>  %rotate 1
   130                              <1> %endrep
   131                              <1> 	%endmacro
    12                                  
    13                                  	cpu 8086
    14                                  
    15                                  	addsection RELOCATEDDATA, nobits vstart=_ELD_RELOC_VSTART
    16                                  %xdefine SECTION_OF_relocateddata _CURRENT_SECTION
    17                                  relocateddata:
    18                                  %xdefine _EXPR_SECTION _CURRENT_SECTION
    19                                  
    20                                  	addsection HEADER, start=0
    21                                  
    22                                  	istruc ELD_HEADERX
    23                                  at eldhxHeader
    24                                  		; ELD executable header
    25                                  	istruc ELD_HEADER
    26 00000000 454C4431                at eldhSignature,	db "ELD1"
    27 00000004 000000                  			db 0,0,0
    28 00000007 1A                      			db 26
    29 00000008 60000000                at eldhCodeOffset,	dd CODEOFFSET
    30 0000000C 200E                    at eldhCodeImageLength,	dw code_size
    31 0000000E 0000                    at eldhCodeAllocLength,	dw 0
    32 00000010 800E0000                at eldhDataOffset,	dd DATAOFFSET
    33 00000014 3004                    at eldhDataImageLength,	dw transient_data_size
    34 00000016 0000                    at eldhDataAllocLength,	dw total_data_size - transient_data_size
    35 00000018 E404                    at eldhCodeEntrypoint,	dw linker - code
    36                                  at eldhReserved
    37 0000001A 00<rep 4h>2800          at eldhExtensionSize,	dw header_extension_end - $$
    38                                  	iend
    39 00000020 [30000000]              at eldhxDescriptionOffset,	dd description
    40 00000024 71110000                at eldhxHelpOffset,		dd DATAOFFSET + msg.help - datastart
    41                                  PUT_ELDHX_DATETIME_OFFSET
    42                                  header_extension_end:
    43 00000028 00<rep 8h>              	iend
    44                                  
    45 00000030 5820636F6D6D616E64-     description:		asciz "X commands and XARESULT variable."
    45 00000039 7320616E6420584152-
    45 00000042 4553554C5420766172-
    45 0000004B 6961626C652E00     
    46                                  
    47                                  
    48 00000052 00<rep Eh>              	align 16, db 0
    49                                  
    50                                  CODEOFFSET equ $ - $$
    51                                  	addsection CODE, follows=HEADER vstart=_ELD_CODE_VSTART
    52                                  %define CODEFIXUP - code + 0
    53                                  code:
    54                                  		; ELD instance header
    55                                  	istruc ELD_INSTANCE
    56                                  at eldiStartCode
    57 00000000 00<rep 2h>              at eldiEndCode
    58 00000002 00<rep 2h>              at eldiStartData
    59 00000004 00<rep 2h>              at eldiEndData
    60 00000006 00<rep 2h>5820636D-     at eldiIdentifier,	fill 8, 32, db "X cmds"
    60 0000000C 647320<rep 2h>     
    61 00000010 00<rep 2h>782E6C73-     at eldiListing,		asciz _ELD_LISTING
    61 00000016 7400               
    62 00000018 00<rep 8h>              	iend
    63                                  
    64                                  
    65                                  DATAOFFSET equ CODEOFFSET + code_size
    66                                  	addsection DATA, follows=CODE vstart=_ELD_DATA_VSTART
    67                                  %define DATAFIXUP - datastart + 0
    68                                  datastart:
    69                                  PUT_ELD_DATETIME
    70                                  
    71                                  
    72                                  	usesection CODE
    73                                  
    74                                  command:
    75 00000020 EB08                    	jmp strict short .entry
    76                                  .chain:
    77 00000022 E8[0000]EB020000        	extcall cmd3_not_ext, required	; must NOT be extcallcall
    78 00000029 90                      	times 10 - ($ - command) nop
    79                                  .entry:
    80 0000002A 56                      	push si
    81 0000002B 3C3F                    	cmp al, '?'
    82 0000002D 751E                    	jne .nothelp
    83 0000002F E82603                  	extcallcall skipcomma
    84 00000032 E82B03                  	extcallcall uppercase
    85 00000035 3C58                    	cmp al, 'X'
    86 00000037 7514                    	jne .nothelp
    87 00000039 E82C03                  	extcallcall skipwhite
    88 0000003C E83103                  	extcallcall iseol?
    89 0000003F 750C                    	jne .nothelp
    90 00000041 C706[0000][0000]        reloc2	mov word [relocateddata], relocateddata
    91                                  linkdatarelocation lastcmd, -4
    92                                  linkdatarelocation dmycmd
    93 00000047 E8F900                  	call xhelp.eol_checked
    94 0000004A E82B03                  	extcallcall cmd3
    95                                  
    96                                  .nothelp:
    97 0000004D 5E                      	pop si
    98 0000004E 4E                      	dec si
    99 0000004F AC                      	lodsb
   100 00000050 56                      	push si
   101 00000051 3C2D                    	cmp al, '-'
   102 00000053 7503                    	jne @F
   103 00000055 E80003                  	extcallcall skipcomma
   104                                  @@:
   105 00000058 4E                      	dec si
   106 00000059 AC                      	lodsb
   107 0000005A E80303                  	extcallcall uppercase
   108 0000005D 3C58                    	cmp al, 'X'
   109 0000005F 7405                    	je .ours
   110                                  @@:
   111 00000061 5E                      	pop si
   112 00000062 4E                      	dec si
   113 00000063 AC                      	lodsb
   114 00000064 EBBC                    	jmp .chain
   115                                  
   116                                  .ours:
   117 00000066 E8EF02                  	extcallcall skipcomma
   118 00000069 4E                      	dec si
   119 0000006A C706[0000][0000]        reloc2	mov word [relocateddata], relocateddata
   120                                  linkdatarelocation lastcmd, -4
   121                                  linkdatarelocation dmycmd
   122 00000070 BA[0000]                	mov dx, relocateddata
   123                                  linkdatarelocation msg.uninstall
   124 00000073 E80A03                  	extcallcall isstring?
   125 00000076 7407                    	je uninstall
   126 00000078 AC                      	lodsb
   127 00000079 E8A000                  	call xx
   128 0000007C E8F902                  	extcallcall cmd3
   129                                  
   130                                  uninstall:
   131 0000007F 58                      	pop ax
   132 00000080 AC                      	lodsb
   133 00000081 E80403                  	extcallcall chkeol
   134                                  
   135 00000084 8E06[0000]              	mov es, word [relocateddata]
   136                                  linkdatarelocation extdssel
   137 00000088 E80503                  	extcallcall ispm
   138 0000008B 7404                    	jz @F
   139 0000008D 8E06[0000]              	mov es, word [relocateddata]
   140                                  linkdatarelocation extseg
   141                                  @@:
   142 00000091 06                      	push es
   143 00000092 1F                      	pop ds
   144 00000093 31DB                    	xor bx, bx		; = 0 (no prior, modify ext_command_handler)
   145 00000095 BF[2000]                	mov di, command		; di -> us
   146                                  internalcoderelocation
   147 00000098 368B36[0000]            	mov si, word [ss:relocateddata]
   148                                  linkdatarelocation ext_command_handler
   149                                  				; si -> first
   150 0000009D 85F6                    	test si, si		; none installed ?
   151 0000009F 7462                    	jz .error		; error -->
   152                                  
   153                                  .loop:
   154 000000A1 39F7                    	cmp di, si		; found ?
   155 000000A3 740D                    	je .bx			; yes, use bx -->
   156 000000A5 89F3                    	mov bx, si		; bx -> prior handler
   157 000000A7 AD                      	lodsw			; skip entrypoint jmp strict short
   158 000000A8 AC                      	lodsb			; get first byte of chainer
   159 000000A9 3CE9                    	cmp al, 0E9h		; expecting jmp near ?
   160 000000AB 7556                    	jne .error		; no, error -->
   161 000000AD AD                      	lodsw			; get rel16 displacement
   162 000000AE 01C6                    	add si, ax		; -> next handler
   163 000000B0 EBEF                    	jmp .loop
   164                                  
   165                                  .bx:
   166 000000B2 85DB                    	test bx, bx		; any prior ?
   167 000000B4 751A                    	jnz .bxnz		; yes -->
   168 000000B6 AF                      	scasw			; skip entrypoint jmp strict short
   169 000000B7 803DE8                  	cmp byte [di], 0E8h	; is it a call to cmd3_not_ext ?
   170 000000BA 7507                    	jne @F			; no -->
   171                                  				; yes, reset ext_command_handler to zero
   172                                  .setbx:
   173 000000BC 36891E[0000]            	mov word [ss:relocateddata], bx
   174                                  linkdatarelocation ext_command_handler
   175 000000C1 EB1E                    	jmp .done
   176                                  
   177                                  @@:
   178 000000C3 803DE9                  	cmp byte [di], 0E9h	; validate
   179 000000C6 753B                    	jne .error		; failure -->
   180 000000C8 47                      	inc di			; -> rel16 displacement
   181 000000C9 8B1D                    	mov bx, word [di]	; get displacement
   182 000000CB AF                      	scasw			; -> after jmp near
   183 000000CC 01FB                    	add bx, di		; -> next handler
   184 000000CE EBEC                    	jmp .setbx		; set ext_command_handler to next
   185                                  
   186                                  .bxnz:
   187 000000D0 89DE                    	mov si, bx		; -> prior handler with us as downlink
   188 000000D2 87FE                    	xchg di, si		; si -> ours, di -> prior
   189 000000D4 A7                      	cmpsw			; skip entrypoint jmp strict short
   190 000000D5 A4                      	movsb			; copy 0E8h/0E9h
   191 000000D6 AD                      	lodsw			; ax = near rel16 displacement
   192 000000D7 01F0                    	add ax, si		; add in our base (= absolute offset)
   193 000000D9 29F8                    	sub ax, di
   194 000000DB 48                      	dec ax
   195 000000DC 48                      	dec ax			; subtract new base (= relative displacement)
   196 000000DD AB                      	stosw			; store new rel16 displacement
   197 000000DE A5                      	movsw			; jmp strict short
   198 000000DF A5                      	movsw			; linkcall target
   199 000000E0 A4                      	movsb			; trailer
   200                                  .done:
   201 000000E1 8026[1000]FE            	clropt [code + eldiFlags], eldifResident
   202                                  internalcoderelocation -3	; mark block as free
   203 000000E6 BA[0302]                	mov dx, msg.uninstall_done
   204                                  internaldatarelocation
   205 000000E9 368B3E[F402]            	mov di, [ss:nameheader_offset]
   206                                  internaldatarelocation
   207 000000EE 16                      	push ss
   208 000000EF 07                      	pop es
   209 000000F0 31C0                    	xor ax, ax
   210 000000F2 AB                      	stosw			; name header
   211 000000F3 368B3E[F202]            	mov di, word [ss:structure_offset]
   212                                  internaldatarelocation
   213 000000F8 AB                      	stosw			; ivName
   214 000000F9 AB                      	stosw			; ivFlags
   215 000000FA AB                      	stosw			; ivAddress
   216                                  @@:
   217 000000FB 16                      	push ss
   218 000000FC 1F                      	pop ds
   219 000000FD E89802                  	extcallcall putsz
   220 00000100 E87502                  	extcallcall cmd3	; return
   221                                  
   222                                  .error:
   223 00000103 B8010E                  	mov ax, 0E01h
   224 00000106 E89702                  	extcallcall setrc
   225 00000109 BA[1D02]                	mov dx, msg.uninstall_error
   226                                  internaldatarelocation
   227 0000010C EBED                    	jmp @B
   228                                  
   229                                  
   230                                  		; INP:	ax = array index (0-based)
   231                                  		;	cx = offset of this handler (ip)
   232                                  		;	dil = default size of variable (1..4)
   233                                  		;	dih = length of variable name
   234                                  		; CHG:	si, ax
   235                                  		; OUT:	NC if valid,
   236                                  		;	 bx -> var, di = 0 or di -> mask
   237                                  		;	 cl = size of variable (1..4)
   238                                  		;	 ch = length of variable name
   239                                  varsetup:
   240 0000010E BB[0000]                	mov bx, xaresult
   241                                  internaldatarelocation
   242 00000111 31C9                    	xor cx, cx		; NC, cx = 0
   243 00000113 87CF                    	xchg cx, di
   244 00000115 E8[0000]EB020000        	extcall var_ext_setup_done, required	; must NOT be extcallcall
   245                                  
   246                                  
   247                                  %define relocated(address) relocateddata
   248                                  %assign ELD 1
   249                                  %assign _PM 1
   250                                  %define lDEBUG_CODE CODE
   251                                  %define lDEBUG_DATA_ENTRY DATA
   252                                  TOLOWER		equ 32
   253                                  
   254                                  %include "xxshared.asm"
     1                              <1> 
     2                              <1> %if 0
     3                              <1> 
     4                              <1> lDebug X commands - EMS support
     5                              <1> 
     6                              <1> Copyright (C) 1995-2003 Paul Vojta
     7                              <1> Copyright (C) 2008-2023 E. C. Masloch
     8                              <1> 
     9                              <1> Usage of the works is permitted provided that this
    10                              <1> instrument is retained with the works, so that any entity
    11                              <1> that uses the works is notified of this instrument.
    12                              <1> 
    13                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    14                              <1> 
    15                              <1> %endif
    16                              <1> 
    17                              <1> 	usesection lDEBUG_DATA_ENTRY
    18                              <1> 	align 2, db 0
    19 00000000 FFFF                <1> xaresult:	dw -1
    20                              <1> 
    21                              <1> 	usesection lDEBUG_CODE
    22                              <1> 
    23                              <1> 		; X commands - manipulate EMS memory.
    24                              <1> 		;
    25                              <1> 		; Reference:
    26                              <1> 		;  http://www.nondot.org/sabre/os/files/MemManagement/LIMEMS41.txt
    27                              <1> 
    28 0000011C 3C3F                <1> xx:	cmp al, '?'
    29 0000011E 741F                <1> 	je xhelp		; if a call for help
    30 00000120 0C20                <1> 	or al, TOLOWER
    31 00000122 3C61                <1> 	cmp al, 'a'
    32 00000124 7424                <1> 	je xa			; if XA command
    33 00000126 3C64                <1> 	cmp al, 'd'
    34 00000128 744F                <1> 	je xd			; if XD command
    35 0000012A 3C6D                <1> 	cmp al, 'm'
    36 0000012C 7503E98700          <1> 	je xm			; if XM command
    37 00000131 3C72                <1> 	cmp al, 'r'
    38 00000133 7462                <1> 	je xr			; if XR command
    39 00000135 3C73                <1> 	cmp al, 's'
    40 00000137 7503E9B200          <1> 	je xs			; if XS command
    41 0000013C E90A02              <1> 	jmp error
    42                              <1> 
    43 0000013F AC                  <1> xhelp:	lodsb
    44 00000140 E84502              <1> 	extcallcall chkeol
    45                              <1> .eol_checked:
    46 00000143 BA[3F02]            <1> 	mov dx, msg.xhelp
    47                              <1> internaldatarelocation
    48                              <1> %if ELD
    49 00000146 E84F02              <1> 	extcallcall putsz
    50 00000149 C3                  <1> 	retn
    51                              <1> %else
    52                              <1> 	jmp putsz_exthelp	; print string and return
    53                              <1> %endif
    54                              <1> 
    55                              <1> 		; XA - Allocate EMS.
    56 0000014A E8A101              <1> xa:	call emschk
    57 0000014D E80802              <1> 	extcallcall skipcomma
    58 00000150 E85502              <1> 	extcallcall getword	; get argument into DX
    59 00000153 E83202              <1> 	extcallcall chkeol	; expect end of line here
    60 00000156 89D3                <1> 	mov bx, dx
    61                              <1> 
    62 00000158 830E[0000]FF        <1> 	or word [xaresult], strict byte -1
    63                              <1> internaldatarelocation -3
    64 0000015D B8005A              <1> 	mov ax, 5A00h		; use the EMS 4.0 version to alloc 0 pages
    65 00000160 85DB                <1> 	test bx, bx
    66 00000162 7402                <1> 	jz short .nullcnt
    67 00000164 B443                <1> 	mov ah, 43h		; allocate handle
    68                              <1> .nullcnt:
    69 00000166 E83F01              <1> 	call emscall
    70 00000169 92                  <1> 	xchg ax, dx		; mov ax, dx
    71 0000016A A3[0000]            <1> 	mov word [xaresult], ax
    72                              <1> internaldatarelocation
    73 0000016D BF[FC00]            <1> 	mov di, xaans1
    74                              <1> internaldatarelocation
    75 00000170 E83D02              <1> 	extcallcall hexword
    76 00000173 BA[EB00]            <1> 	mov dx, xaans
    77                              <1> internaldatarelocation
    78 00000176 E91F02              <1> 	jmp putsz		; print string and return
    79                              <1> 
    80                              <1> 		; XD - Deallocate EMS handle.
    81 00000179 E87201              <1> xd:	call emschk
    82 0000017C E8D901              <1> 	extcallcall skipcomma
    83 0000017F E82602              <1> 	extcallcall getword	; get argument into DX
    84 00000182 E80302              <1> 	extcallcall chkeol	; expect end of line here
    85                              <1> 
    86 00000185 B445                <1> 	mov ah, 45h		; deallocate handle
    87 00000187 E81E01              <1> 	call emscall
    88 0000018A 92                  <1> 	xchg ax, dx		; mov ax,dx
    89 0000018B BF[0A01]            <1> 	mov di, xdans1
    90                              <1> internaldatarelocation
    91 0000018E E81F02              <1> 	extcallcall hexword
    92 00000191 BA[0301]            <1> 	mov dx, xdans
    93                              <1> internaldatarelocation
    94 00000194 E90102              <1> 	jmp putsz		; print string and return
    95                              <1> 
    96                              <1> 		; XR - Reallocate EMS handle.
    97 00000197 E85401              <1> xr:	call emschk
    98 0000019A E8BB01              <1> 	extcallcall skipcomma
    99 0000019D E80802              <1> 	extcallcall getword	; get handle argument into DX
   100 000001A0 89D3                <1> 	mov bx, dx
   101 000001A2 E81302              <1> 	extcallcall skipcomm0
   102 000001A5 E80002              <1> 	extcallcall getword	; get count argument into DX
   103 000001A8 E8DD01              <1> 	extcallcall chkeol	; expect end of line here
   104 000001AB 87DA                <1> 	xchg bx, dx
   105                              <1> 
   106 000001AD B451                <1> 	mov ah, 51h		; reallocate handle
   107 000001AF E8F600              <1> 	call emscall
   108 000001B2 BA[1D01]            <1> 	mov dx, xrans
   109                              <1> internaldatarelocation
   110 000001B5 E9E001              <1> 	jmp putsz		; print string and return
   111                              <1> 
   112                              <1> 		; XM - Map EMS memory to physical page.
   113 000001B8 E83301              <1> xm:	call emschk
   114 000001BB E89A01              <1> 	extcallcall skipcomma
   115 000001BE E8E701              <1> 	extcallcall getword	; get logical page (FFFFh means unmap)
   116 000001C1 89D3                <1> 	mov bx, dx		; save it in BX
   117 000001C3 E8F201              <1> 	extcallcall skipcomm0
   118 000001C6 E8F701              <1> 	extcallcall getbyte	; get physical page (DL)
   119 000001C9 52                  <1> 	push dx
   120 000001CA E8EB01              <1> 	extcallcall skipcomm0
   121 000001CD E8D801              <1> 	extcallcall getword	; get handle into DX
   122 000001D0 E8B501              <1> 	extcallcall chkeol	; expect end of line
   123 000001D3 58                  <1> 	 pop ax			; recover physical page into AL
   124 000001D4 50                  <1> 	 push ax
   125 000001D5 B444                <1> 	mov ah, 44h		; function 5 - map memory
   126 000001D7 E8CE00              <1> 	call emscall
   127 000001DA BF[3F01]            <1> 	mov di, xmans1
   128                              <1> internaldatarelocation
   129 000001DD 93                  <1> 	xchg ax, bx		; mov ax, bx
   130 000001DE E8CF01              <1> 	extcallcall hexword
   131 000001E1 BF[5C01]            <1> 	mov di, xmans2
   132                              <1> internaldatarelocation
   133 000001E4 58                  <1> 	pop ax
   134 000001E5 E8E001              <1> 	extcallcall hexbyte
   135 000001E8 BA[3201]            <1> 	mov dx, xmans
   136                              <1> internaldatarelocation
   137 000001EB E9AA01              <1> 	jmp putsz		; print string and return
   138                              <1> 
   139                              <1> 		; XS - Print EMS status.
   140                              <1> xs:
   141 000001EE E8FD00              <1> 	call emschk
   142 000001F1 AC                  <1> 	lodsb
   143 000001F2 E89301              <1> 	extcallcall chkeol	; no arguments allowed
   144                              <1> 
   145                              <1> 		; First print out the handles and handle sizes.  This can be done either
   146                              <1> 		; by trying all possible handles or getting a handle table.
   147                              <1> 		; The latter is preferable, if it fits in memory.
   148 000001F5 B44B                <1> 	mov ah, 4Bh		; function 12 - get handle count
   149 000001F7 E8AE00              <1> 	call emscall
   150                              <1> %if ELD
   151 000001FA 83FB40              <1> 	cmp bx, 256 / 4		; (hardcode line_out length)
   152                              <1> %else
   153                              <1> 	cmp bx, (line_out_end-line_out)/4
   154                              <1> %endif
   155 000001FD 762B                <1> 	jbe short xs3			; if we can do it by getting the table
   156 000001FF 31D2                <1> 	xor dx, dx		; handle
   157                              <1> 
   158                              <1> xs1:
   159                              <1> 		; try EMS 4.0 function 5402h to get total number of handles
   160 00000201 B80254              <1> 	mov ax, 5402h
   161 00000204 E8CB00              <1> 	call emscall.witherrors
   162 00000207 89D9                <1> 	mov cx, bx		; cx = number of handles
   163 00000209 7403                <1> 	jz @F
   164                              <1> 
   165 0000020B B9FF00              <1> 	mov cx, 0FFh		; total number of handles (assumed)
   166                              <1> 				;  this does not match the prior code here,
   167                              <1> 				;  which used 100h handles assuming that
   168                              <1> 				;  0FFh is the last valid handle number.
   169                              <1> 				; however, if we assume that there are 0FFh
   170                              <1> 				;  valid handles then the last number is 0FEh!
   171                              <1> @@:
   172                              <1> 
   173 0000020E B44C                <1> 	mov ah, 4Ch		; function 13 - get handle pages
   174 00000210 E8BF00              <1> 	call emscall.witherrors
   175 00000213 750D                <1> 	jnz short .err
   176 00000215 93                  <1> 	xchg ax, bx		; mov ax,bx
   177 00000216 E8E800              <1> 	call hndlshow
   178                              <1> .cont:
   179 00000219 42                  <1> 	inc dx			; increment handle number to access
   180 0000021A 7404                <1> 	jz @F			; (if 0000h handles, do not loop forever)
   181 0000021C 39CA                <1> 	cmp dx, cx		; end of the loop ?
   182 0000021E 72E1                <1> 	jb short xs1		; if more to be done -->
   183                              <1> @@:
   184 00000220 EB1F                <1> 	jmp short xs5		; done with this part
   185                              <1> 
   186                              <1> .err:
   187 00000222 80FC83              <1> 	cmp ah, 83h		; no such handle?
   188 00000225 74F2                <1> 	je short .cont		; just skip -->
   189 00000227 E98300              <1> 	jmp emscall.errorhandle	; if other error -->
   190                              <1> 
   191                              <1> 		; Get the information in tabular form.
   192                              <1> xs3:
   193 0000022A B44D                <1> 	mov ah, 4Dh		; function 14 - get all handle pages
   194 0000022C BF[0000]            <1> 	mov di, relocated(line_out)
   195                              <1> linkdatarelocation line_out
   196 0000022F E87600              <1> 	call emscall
   197 00000232 85DB                <1> 	test bx, bx
   198 00000234 740B                <1> 	jz short xs5
   199 00000236 89FE                <1> 	mov si, di
   200                              <1> xs4:
   201 00000238 AD                  <1> 	lodsw
   202 00000239 92                  <1> 	xchg ax, dx
   203 0000023A AD                  <1> 	lodsw
   204 0000023B E8C300              <1> 	call hndlshow
   205 0000023E 4B                  <1> 	dec bx
   206 0000023F 75F7                <1> 	jnz short xs4		; if more to go
   207                              <1> 
   208                              <1> xs5:
   209 00000241 BA[FA01]            <1> 	mov dx, crlf
   210                              <1> internaldatarelocation
   211 00000244 E85101              <1> 	extcallcall putsz	; print string
   212                              <1> 
   213                              <1> 		; Next print the mappable physical address array.
   214                              <1> 		; The size of the array shouldn't be a problem.
   215 00000247 B80058              <1> 	mov ax, 5800h		; function 25 - get mappable phys. address array
   216 0000024A BF[0000]            <1> 	mov di, relocated(line_out)
   217                              <1> linkdatarelocation line_out	; address to put array
   218 0000024D E85800              <1> 	call emscall
   219 00000250 BA[E401]            <1> 	mov dx, xsnopgs
   220                              <1> internaldatarelocation
   221 00000253 E328                <1> 	jcxz xs7		; NO mappable pages!
   222                              <1> 
   223 00000255 89FE                <1> 	mov si, di
   224                              <1> xs6:
   225 00000257 51                  <1> 	push cx
   226 00000258 AD                  <1> 	lodsw
   227 00000259 BF[A001]            <1> 	mov di, xsstr2b
   228                              <1> internaldatarelocation
   229 0000025C E85101              <1> 	extcallcall hexword
   230 0000025F AD                  <1> 	lodsw
   231 00000260 BF[9301]            <1> 	mov di, xsstr2a
   232                              <1> internaldatarelocation
   233 00000263 E86201              <1> 	extcallcall hexbyte
   234 00000266 BA[8801]            <1> 	mov dx, xsstr2
   235                              <1> internaldatarelocation
   236 00000269 E82C01              <1> 	extcallcall putsz	; print string
   237 0000026C 59                  <1> 	pop cx			; end of loop
   238 0000026D F6C101              <1> 	test cl, 1
   239 00000270 7406                <1> 	jz short xs_nonl
   240 00000272 BA[FA01]            <1> 	mov dx, crlf		; blank line
   241                              <1> internaldatarelocation
   242 00000275 E82001              <1> 	extcallcall putsz	; print string
   243                              <1> xs_nonl:
   244 00000278 E2DD                <1> 	loop xs6
   245 0000027A BA[FA01]            <1> 	mov dx, crlf		; blank line
   246                              <1> internaldatarelocation
   247                              <1> xs7:
   248 0000027D E81801              <1> 	extcallcall putsz	; print string
   249                              <1> 
   250                              <1> 		; Finally, print the cumulative totals.
   251 00000280 B442                <1> 	mov ah, 42h		; function 3 - get unallocated page count
   252 00000282 E82300              <1> 	call emscall
   253 00000285 89D0                <1> 	mov ax, dx		; total pages available
   254 00000287 29D8                <1> 	sub ax, bx		; number of pages allocated
   255 00000289 BB[DA01]            <1> 	mov bx, xsstrpg
   256                              <1> internaldatarelocation
   257 0000028C E88900              <1> 	call sumshow		; print the line
   258 0000028F B44B                <1> 	mov ah, 4Bh		; function 12 - get handle count
   259 00000291 E81400              <1> 	call emscall
   260 00000294 53                  <1> 	push bx			; number of handles allocated
   261                              <1> 
   262                              <1> 		; try EMS 4.0 function 5402h to get total number of handles
   263 00000295 B80254              <1> 	mov ax, 5402h
   264 00000298 E83700              <1> 	call emscall.witherrors	; don't use emscall, this function may fail!
   265 0000029B 89DA                <1> 	mov dx, bx
   266 0000029D 7403                <1> 	jz @F
   267                              <1> 
   268 0000029F BAFF00              <1> 	mov dx, 0FFh		; total number of handles
   269                              <1> @@:
   270 000002A2 58                  <1> 	pop ax			; ax = number of handles allocated
   271 000002A3 BB[DE01]            <1> 	mov bx, xsstrhd
   272                              <1> internaldatarelocation
   273 000002A6 EB70                <1> 	jmp sumshow		; print the line
   274                              <1> 
   275                              <1> 		; Call EMS
   276                              <1> emscall:
   277 000002A8 E82700              <1> 	call .witherrors
   278 000002AB 7440                <1> 	jz short .ret		; return if OK
   279                              <1> .errorhandle:
   280 000002AD 88E0                <1> 	mov al, ah
   281 000002AF 3C8B                <1> 	cmp al, 8Bh
   282 000002B1 7F0D                <1> 	jg short .ce2		; if out of range (signed comparison intended)
   283 000002B3 98                  <1> 	cbw
   284 000002B4 89C3                <1> 	mov bx, ax
   285 000002B6 D1E3                <1> 	shl bx, 1
   286 000002B8 8B97[C801]          <1> 	mov dx, word [emserrs+100h+bx]
   287                              <1> internaldatarelocation
   288 000002BC 85D2                <1> 	test dx, dx
   289 000002BE 753F                <1> 	jnz short .ce4		; if there's a word there
   290                              <1> .ce2:
   291 000002C0 BA[E000]            <1> 	mov dx, emserrx
   292                              <1> internaldatarelocation
   293 000002C3 E8D200              <1> 	extcallcall putsz
   294 000002C6 BF[0000]            <1> 	mov di, relocated(line_out)
   295                              <1> linkdatarelocation line_out
   296 000002C9 E8FC00              <1> 	extcallcall hexbyte
   297 000002CC E80101              <1> 	extcallcall putsline_crlf
   298 000002CF E8A600              <1> 	extcallcall cmd3	; quit
   299                              <1> 
   300                              <1> .witherrors:
   301                              <1> %if _PM
   302 000002D2 E8BB00              <1> 	extcallcall ispm
   303 000002D5 7512                <1> 	jnz short .rm
   304                              <1> subcpu 286
   305 000002D7 36FF36[0000]        <1> 	push word [ss:relocated(pspdbg)]
   306                              <1> linkdatarelocation pspdbg
   307 000002DC 6A67                <1> 	push 67h
   308                              <1>  %if ELD
   309 000002DE E8[0000]EB020000    <1> 	extcall intcall_ext_return_es, PM required	; must NOT be extcallcall
   310 000002E5 83C404              <1> 	add sp, 4		; discard es and interrupt number
   311                              <1>  %else
   312                              <1> 	call intcall
   313                              <1>  %endif
   314 000002E8 A9                  <1> 	db __TEST_IMM16		; (skip int opcode)
   315                              <1> subcpureset
   316                              <1> .rm:
   317                              <1> %endif
   318 000002E9 CD67                <1> 	int 67h
   319 000002EB 84E4                <1> 	test ah, ah
   320                              <1> .ret:
   321                              <1> emschk.ret:
   322 000002ED C3                  <1> 	retn
   323                              <1> 
   324                              <1> 
   325                              <1> 		; Check for EMS
   326                              <1> 		; maybe should disable this while bootloaded ?
   327                              <1> emschk:
   328 000002EE B067                <1> 	mov al, 67h
   329 000002F0 E8E500              <1> 	extcallcall intchk	; ZR if offset = -1 or segment = 0
   330                              <1> 				; CHG: ax, dx, bx
   331 000002F3 7407                <1> 	jz .failed
   332 000002F5 B446                <1> 	mov ah, 46h
   333 000002F7 E8D8FF              <1> 	call emscall.witherrors	; get version
   334 000002FA 74F1                <1> 	jz short .ret		; success -->
   335                              <1> .failed:
   336 000002FC BA[0200]            <1> 	mov dx, emsnot
   337                              <1> internaldatarelocation
   338                              <1> emscall.ce4:
   339 000002FF EB4F                <1> 	jmp prnquit		; otherwise abort with message -->
   340                              <1> 
   341                              <1> 		; HNDLSHOW - Print XS line giving the handle and pages allocated.
   342                              <1> 		;
   343                              <1> 		; Entry	DX	Handle
   344                              <1> 		;	AX	Number of pages
   345                              <1> 		;
   346                              <1> 		; Exit	Line printed
   347                              <1> 		;
   348                              <1> 		; Uses	ax, di
   349                              <1> hndlshow:
   350 00000301 BF[7101]            <1> 	mov di, xsstr1b
   351                              <1> internaldatarelocation
   352 00000304 E8A900              <1> 	extcallcall hexword
   353 00000307 89D0                <1> 	mov ax, dx
   354 00000309 BF[6801]            <1> 	mov di, xsstr1a
   355                              <1> internaldatarelocation
   356 0000030C E8A100              <1> 	extcallcall hexword
   357 0000030F 52                  <1> 	push dx
   358 00000310 BA[6101]            <1> 	mov dx, xsstr1
   359                              <1> internaldatarelocation
   360 00000313 E88200              <1> 	extcallcall putsz	; print string
   361 00000316 5A                  <1> 	pop dx
   362 00000317 C3                  <1> 	retn
   363                              <1> 
   364                              <1> 		; SUMSHOW - Print summary line for XS command.
   365                              <1> 		;
   366                              <1> 		; Entry	AX	Number of xxxx's that have been used
   367                              <1> 		;	DX	Total number of xxxx's
   368                              <1> 		;	BX	Name of xxxx
   369                              <1> 		;
   370                              <1> 		; Exit	String printed
   371                              <1> 		;
   372                              <1> 		; Uses	AX, CX, DX, DI
   373                              <1> sumshow:
   374 00000318 BF[A701]            <1> 	mov di, xsstr3
   375                              <1> internaldatarelocation
   376 0000031B 57                  <1> 	push di
   377 0000031C E81500              <1> 	call trimhex
   378 0000031F 92                  <1> 	xchg ax, dx		; mov ax,dx
   379 00000320 BF[B701]            <1> 	mov di, xsstr3a
   380                              <1> internaldatarelocation
   381 00000323 E80E00              <1> 	call trimhex
   382 00000326 5A                  <1> 	pop dx			; mov dx,xsstr3
   383 00000327 E86E00              <1> 	extcallcall putsz	; print string
   384 0000032A 89DA                <1> 	mov dx, bx
   385 0000032C E86900              <1> 	extcallcall putsz	; print string
   386 0000032F BA[C101]            <1> 	mov dx, xsstr4
   387                              <1> internaldatarelocation
   388 00000332 EB64                <1> 	jmp putsz		; print string and return
   389                              <1> 
   390                              <1> 		; TRIMHEX - Print word without leading zeroes.
   391                              <1> 		;
   392                              <1> 		; Entry	AX	Number to print
   393                              <1> 		;	DI	Where to print it
   394                              <1> 		;
   395                              <1> 		; Uses	AX, CX, DI.
   396                              <1> trimhex:
   397 00000334 E87900              <1> 	extcallcall hexword
   398 00000337 83EF04              <1> 	sub di, 4		; back up DI to start of word
   399 0000033A B90300              <1> 	mov cx, 3
   400 0000033D B030                <1> 	mov al, '0'
   401                              <1> .loop:
   402 0000033F AE                  <1> 	scasb
   403 00000340 7506                <1> 	jne .done		; return if not a '0'
   404 00000342 C645FF20            <1> 	mov byte [di-1], ' '
   405 00000346 E2F7                <1> 	loop .loop
   406                              <1> .done:
   407 00000348 C3                  <1> 	retn
   255                                  
   256                                  error:
   257 00000349 E8[0000]EB020000        	extcall error
   258                                  
   259                                  prnquit:
   260 00000350 E84500                  	extcallcall putsz
   261 00000353 E82200                  	extcallcall cmd3
   262                                  
   263                                  
   264                                  	usesection DATA
   265                                  
   266                                  %imacro dw_emserr 1-*.nolist
   267                                   %rep %0
   268                                  	dw %1
   269                                    %ifnidni %1, 0
   270                                  internaldatarelocation
   271                                    %endif
   272                                    %rotate 1
   273                                   %endrep
   274                                  %endmacro
   275                                  %include "xxmsg.asm"
     1                              <1> 
     2                              <1> %if 0
     3                              <1> 
     4                              <1> lDebug X commands messages
     5                              <1> 
     6                              <1> Copyright (C) 1995-2003 Paul Vojta
     7                              <1> Copyright (C) 2008-2023 E. C. Masloch
     8                              <1> 
     9                              <1> Usage of the works is permitted provided that this
    10                              <1> instrument is retained with the works, so that any entity
    11                              <1> that uses the works is notified of this instrument.
    12                              <1> 
    13                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    14                              <1> 
    15                              <1> %endif
    16                              <1> 
    17                              <1> ;emmname:	db "EMMXXXX0"
    18 00000002 454D53206E6F742069- <1> emsnot:		asciz "EMS not installed",13,10
    18 0000000B 6E7374616C6C65640D- <1>
    18 00000014 0A00                <1>
    19 00000016 454D5320696E746572- <1> emserr1:	asciz "EMS internal error",13,10
    19 0000001F 6E616C206572726F72- <1>
    19 00000028 0D0A00              <1>
    20 0000002B 48616E646C65206E6F- <1> emserr3:	asciz "Handle not found",13,10
    20 00000034 7420666F756E640D0A- <1>
    20 0000003D 00                  <1>
    21 0000003E 4E6F20667265652068- <1> emserr5:	asciz "No free handles",13,10
    21 00000047 616E646C65730D0A00  <1>
    22 00000050 546F74616C20706167- <1> emserr7:	asciz "Total pages exceeded",13,10
    22 00000059 657320657863656564- <1>
    22 00000062 65640D0A00          <1>
    23 00000067 467265652070616765- <1> emserr8:	asciz "Free pages exceeded",13,10
    23 00000070 732065786365656465- <1>
    23 00000079 640D0A00            <1>
    24 0000007D 506172616D65746572- <1> emserr9:	asciz "Parameter error",13,10
    24 00000086 206572726F720D0A00  <1>
    25 0000008F 4C6F676963616C2070- <1> emserra:	asciz "Logical page out of range",13,10
    25 00000098 616765206F7574206F- <1>
    25 000000A1 662072616E67650D0A- <1>
    25 000000AA 00                  <1>
    26 000000AB 506879736963616C20- <1> emserrb:	asciz "Physical page out of range",13,10
    26 000000B4 70616765206F757420- <1>
    26 000000BD 6F662072616E67650D- <1>
    26 000000C6 0A00                <1>
    27                              <1> 	align 2, db 0
    28 000000C8 [1600][1600]0000-   <1> emserrs:	dw_emserr emserr1,emserr1,0,emserr3,0,emserr5,0,emserr7
    28 000000CE [2B00]0000[3E00]00- <1>
    28 000000D5 00[5000]            <1>
    29 000000D8 [6700][7D00][8F00]- <1> 		dw_emserr emserr8,emserr9,emserra,emserrb
    29 000000DE [AB00]              <1>
    30 000000E0 454D53206572726F72- <1> emserrx:	asciz "EMS error "
    30 000000E9 2000                <1>
    31 000000EB 48616E646C65206372- <1> xaans:		db "Handle created = "
    31 000000F4 6561746564203D20    <1>
    32 000000FC 5F5F5F5F0D0A00      <1> xaans1:		asciz "____",13,10
    33 00000103 48616E646C6520      <1> xdans:		db "Handle "
    34 0000010A 5F5F5F5F206465616C- <1> xdans1:		asciz "____ deallocated",13,10
    34 00000113 6C6F63617465640D0A- <1>
    34 0000011C 00                  <1>
    35 0000011D 48616E646C65207265- <1> xrans:		asciz "Handle reallocated",13,10
    35 00000126 616C6C6F6361746564- <1>
    35 0000012F 0D0A00              <1>
    36 00000132 4C6F676963616C2070- <1> xmans:		db "Logical page "
    36 0000013B 61676520            <1>
    37 0000013F 5F5F5F5F206D617070- <1> xmans1:		db "____ mapped to physical page "
    37 00000148 656420746F20706879- <1>
    37 00000151 736963616C20706167- <1>
    37 0000015A 6520                <1>
    38 0000015C 5F5F0D0A00          <1> xmans2:		asciz "__",13,10
    39 00000161 48616E646C6520      <1> xsstr1:		db "Handle "
    40 00000168 5F5F5F5F2068617320  <1> xsstr1a:	db "____ has "
    41 00000171 5F5F5F5F2070616765- <1> xsstr1b:	asciz "____ pages allocated",13,10
    41 0000017A 7320616C6C6F636174- <1>
    41 00000183 65640D0A00          <1>
    42 00000188 706879732E20706167- <1> xsstr2:		db "phys. page "
    42 00000191 6520                <1>
    43 00000193 5F5F203D207365676D- <1> xsstr2a:	db "__ = segment "
    43 0000019C 656E7420            <1>
    44 000001A0 5F5F5F5F202000      <1> xsstr2b:	asciz "____  "
    45 000001A7 5F5F5F5F206F662061- <1> xsstr3:		db "____ of a total "
    45 000001B0 20746F74616C20      <1>
    46 000001B7 5F5F5F5F20454D5320- <1> xsstr3a:	asciz "____ EMS "
    46 000001C0 00                  <1>
    47 000001C1 657320686176652062- <1> xsstr4:		asciz "es have been allocated",13,10
    47 000001CA 65656E20616C6C6F63- <1>
    47 000001D3 617465640D0A00      <1>
    48 000001DA 70616700            <1> xsstrpg:	asciz "pag"
    49 000001DE 68616E646C00        <1> xsstrhd:	asciz "handl"
    50 000001E4 6E6F206D6170706162- <1> xsnopgs:	asciz "no mappable pages",13,10,13,10
    50 000001ED 6C652070616765730D- <1>
    50 000001F6 0A0D0A00            <1>
   276                                  
   277 000001FA 0D0A00                  crlf:		asciz 13,10
   278                                  
   279                                  
   280                                  	usesection CODE
   281                                  
   282 00000356 90<rep 2h>E8[0000]-     	eldcall_dump_callcall ELDCALL_CALLCALL_LIST
   282 0000035B EB020000C3E8[0000]-
   282 00000363 EB020000C3E8[0000]-
   282 0000036B EB020000C3E8[0000]-
   282 00000373 EB020000C3E8[0000]-
   282 0000037B EB020000C3E8[0000]-
   282 00000383 EB020000C3E8[0000]-
   282 0000038B EB020000C3E8[0000]-
   282 00000393 EB020000C3E8[0000]-
   282 0000039B EB020000C3E8[0000]-
   282 000003A3 EB020000C3E8[0000]-
   282 000003AB EB020000C3E8[0000]-
   282 000003B3 EB020000C3E8[0000]-
   282 000003BB EB020000C3E8[0000]-
   282 000003C3 EB020000C3E8[0000]-
   282 000003CB EB020000C3E8[0000]-
   282 000003D3 EB020000C3E8[0000]-
   282 000003DB EB020000C3         
   283                                  
   284                                  endinstalled equ ($ + CODEFIXUP + 15) & ~15
   285                                  
   286                                  
   287                                  start:
   288 000003E0 8CC3                    	mov bx, es
   289 000003E2 16                      	 push ss
   290 000003E3 07                      	 pop es
   291 000003E4 E871FF                  	call skipcomma
   292 000003E7 4E                      	dec si
   293 000003E8 BA[0000]                	mov dx, relocateddata
   294                                  linkdatarelocation msg.install
   295 000003EB E892FF                  	call isstring?
   296 000003EE 743E                    	je install
   297 000003F0 AC                      	lodsb
   298 000003F1 E8[0000]EB020000        	extcall iseol?
   299 000003F8 7405                    	je .help
   300 000003FA E81FFD                  	call xx
   301 000003FD EB06                    	jmp .ret
   302                                  
   303                                  .help:
   304 000003FF BA[F102]                	mov dx, msg.help
   305                                  internaldatarelocation
   306 00000402 E893FF                  	call putsz
   307                                  .ret:
   308 00000405 E80300                  	call uninstall_oneshot
   309 00000408 31C0                    	xor ax, ax
   310 0000040A CB                      	retf
   311                                  
   312                                  
   313                                  uninstall_oneshot:
   314 0000040B 36F606[0000]01          	testopt [ss:relocateddata], 1
   315                                  linkdatarelocation options7, -3
   316 00000411 751A                    	jnz @F
   317                                  
   318 00000413 2EA1[0200]              	mov ax, word [cs:code + eldiEndCode]
   319                                  internalcoderelocation
   320 00000417 2E2B06[0000]            	sub ax, word [cs:code + eldiStartCode]
   321                                  internalcoderelocation
   322 0000041C 2906[0000]              	sub word [relocateddata], ax
   323                                  linkdatarelocation extseg_used
   324                                  
   325 00000420 2EA1[0600]              	mov ax, word [cs:code + eldiEndData]
   326                                  internalcoderelocation
   327 00000424 2E2B06[0400]            	sub ax, word [cs:code + eldiStartData]
   328                                  internalcoderelocation
   329 00000429 2906[0000]              	sub word [relocateddata], ax
   330                                  linkdatarelocation extdata_used
   331                                  @@:
   332 0000042D C3                      	retn
   333                                  
   334                                  
   335                                  	usesection DATA
   336                                  
   337                                  transientdata_displacement_equate equ transientdata_displacement
   338                                  %assign transientdata_displacement_assign transientdata_displacement_equate
   339                                  transientdata_vstart equ _ELD_DATA_VSTART + transientdata_displacement_equate
   340                                  	addsection TRANSIENTDATA, align=1 valign=1 		 follows=DATA vstart=transientdata_vstart, DATA
   342                                  %define TRANSIENTDATAFIXUP - transientdatastart + transientdata_displacement_assign
   343                                  transientdatastart:
   344                                  
   345                                  %define IV_NAME_RELOCATION internaldatarelocation
   346                                  %define IV_ADDRESS_RELOCATION internalcoderelocation
   347                                  %define IV_SETUP_RELOCATION linkdatarelocation var_ext_setup
   348                                  %assign IVS_ONEBYTE 0
   349                                  
   350                                  ; align 1-2+.nolist nop
   351                                      times (((2) - (($-$$ + transientdata_displacement_assign) % (2))) % (2)) db 0
   352                                  structure:
   353 00000000 [FD01]1600[0E01]-       isvariablestruc "XARESULT", 2, 0, varsetup, 0, 0, relocateddata
   353 00000006 [0000]0000         
   354                                  
   355                                  ; align 1-2+.nolist nop
   356 0000000A 00<rep 2h>                  times (((16) - (($-$$ + transientdata_displacement_assign) % (16))) % (16)) db 0
   357                                  transient_data_size equ $ - $$ + transientdata_displacement_assign
   358                                  
   359                                  
   360                                  	usesection DATA
   361                                  
   362 000001FD 524553554C54            isvariablestrings ISVARIABLESTRINGS
   363                                  
   364                                  
   365                                  msg:
   366 00000203 5820636F6D6D616E64-     .uninstall_done:	db "X commands uninstalled."
   366 0000020C 7320756E696E737461-
   366 00000215 6C6C65642E         
   367                                  %if _ELD_RECLAIM_HINT
   368                                  			db " (Don't forget to use reclaim.eld)"
   369                                  %endif
   370 0000021A 0D0A00                  			asciz 13,10
   371 0000021D 5820636F6D6D616E64-     .uninstall_error:	asciz "X commands unable to uninstall!",13,10
   371 00000226 7320756E61626C6520-
   371 0000022F 746F20756E696E7374-
   371 00000238 616C6C210D0A00     
   372                                  .xhelp:
   373                                  %define MESSAGE_INLINE
   374                                  %include "help/ems.asm"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> lDebug help message pages
     4                              <1> 
     5                              <1> Copyright (C) 1995-2003 Paul Vojta
     6                              <1> Copyright (C) 2008-2023 E. C. Masloch
     7                              <1> 
     8                              <1> Usage of the works is permitted provided that this
     9                              <1> instrument is retained with the works, so that any entity
    10                              <1> that uses the works is notified of this instrument.
    11                              <1> 
    12                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    13                              <1> 
    14                              <1> %endif
    15                              <1> 
    16                              <1> %ifndef MESSAGE_INLINE
    17                              <1>  %include "debug.mac"
    18                              <1> %endif
    19                              <1> 
    20 0000023F 457870616E64656420- <1> 	db "Expanded memory (EMS) commands:",13,10
    20 00000248 6D656D6F7279202845- <1>
    20 00000251 4D532920636F6D6D61- <1>
    20 0000025A 6E64733A0D0A        <1>
    21 00000260 2020416C6C6F636174- <1> 	db "  Allocate",9,	"XA count",13,10
    21 00000269 6509584120636F756E- <1>
    21 00000272 740D0A              <1>
    22 00000275 20204465616C6C6F63- <1> 	db "  Deallocate",9,	"XD handle",13,10
    22 0000027E 617465095844206861- <1>
    22 00000287 6E646C650D0A        <1>
    23 0000028D 20204D6170206D656D- <1> 	db "  Map memory",9,	"XM logical-page physical-page handle",13,10
    23 00000296 6F727909584D206C6F- <1>
    23 0000029F 676963616C2D706167- <1>
    23 000002A8 652070687973696361- <1>
    23 000002B1 6C2D70616765206861- <1>
    23 000002BA 6E646C650D0A        <1>
    24 000002C0 20205265616C6C6F63- <1> 	db "  Reallocate",9,	"XR handle count",13,10
    24 000002C9 617465095852206861- <1>
    24 000002D2 6E646C6520636F756E- <1>
    24 000002DB 740D0A              <1>
    25 000002DE 202053686F77207374- <1> 	db "  Show status",9,	"XS",13,10
    25 000002E7 617475730958530D0A  <1>
   375 000002F0 00                      		asciz
   376                                  
   377                                  uinit_data: equ $
   378                                  
   379 000002F1 496E7374616C6C2074-     .help:		db "Install this ELD using the INSTALL keyword parameter.",13,10
   379 000002FA 68697320454C442075-
   379 00000303 73696E672074686520-
   379 0000030C 494E5354414C4C206B-
   379 00000315 6579776F7264207061-
   379 0000031E 72616D657465722E0D-
   379 00000327 0A                 
   380 00000328 0D0A                    		db 13,10
   381 0000032A 557365205820636F6D-     		db "Use X commands to run installed ELD.",13,10
   381 00000333 6D616E647320746F20-
   381 0000033C 72756E20696E737461-
   381 00000345 6C6C656420454C442E-
   381 0000034E 0D0A               
   382 00000350 55736520583F20636F-     		db "Use X? command to display help.",13,10
   382 00000359 6D6D616E6420746F20-
   382 00000362 646973706C61792068-
   382 0000036B 656C702E0D0A       
   383 00000371 52756E206173205820-     		db "Run as X UNINSTALL to uninstall this ELD.",13,10
   383 0000037A 554E494E5354414C4C-
   383 00000383 20746F20756E696E73-
   383 0000038C 74616C6C2074686973-
   383 00000395 20454C442E0D0A     
   384 0000039C 00                      		asciz
   385 0000039D 5820636F6D6D616E64-     .installed:		asciz "X commands installed.",13,10
   385 000003A6 7320696E7374616C6C-
   385 000003AF 65642E0D0A00       
   386 000003B5 5820636F6D6D616E64-     .nofree:		asciz "X commands cannot install, no ext variable free!",13,10
   386 000003BE 732063616E6E6F7420-
   386 000003C7 696E7374616C6C2C20-
   386 000003D0 6E6F20657874207661-
   386 000003D9 726961626C65206672-
   386 000003E2 6565210D0A00       
   387 000003E8 5820636F6D6D616E64-     .unknown:		asciz "X commands cannot install, unknown ext variable format!",13,10
   387 000003F1 732063616E6E6F7420-
   387 000003FA 696E7374616C6C2C20-
   387 00000403 756E6B6E6F776E2065-
   387 0000040C 787420766172696162-
   387 00000415 6C6520666F726D6174-
   387 0000041E 210D0A00           
   388                                  
   389                                  
   390                                  	align 2, db 0
   391                                  header:
   392 00000422 5841                    	dw IVS_MOREBYTE_NAMEHEADERS
   393                                  
   394                                  transientdata_displacement: equ $ - datastart
   395                                  
   396                                  
   397                                  	absolute uinit_data
   398                                  
   399 000002F1 ??                      	alignb 2
   400 000002F2 ????                    structure_offset:	resw 1
   401 000002F4 ????                    nameheader_offset:	resw 1
   402                                  
   403                                  %if $ > msg.installed
   404                                   %error Variables overlap message
   405                                  %endif
   406                                  
   407 000002F6 <res Ah>                	alignb 16
   408                                  uinit_data_end:
   409                                  resident_data_end:
   410                                  resident_data_size equ resident_data_end - datastart
   411                                  
   412                                  uinit_data_size equ uinit_data_end - datastart
   413                                  
   414                                  
   415                                  %if uinit_data_size >= transient_data_size
   416                                   total_data_size equ uinit_data_size
   417                                  %else
   418                                   total_data_size equ transient_data_size
   419                                  %endif
   420                                  %assign _DATA_SIZE total_data_size
   421                                  
   422                                  
   423                                  	usesection CODE
   424                                  
   425                                  install:
   426 0000042E AC                      	lodsb
   427 0000042F E8[0000]EB020000        	extcall chkeol
   428                                  
   429                                  	houdini
   430                                  
   431 00000436 B8[0000]                	mov ax, relocateddata
   432                                  linkdatarelocation ext_var_format
   433 00000439 83F801                  	cmp ax, 1
   434 0000043C 750F                    	jne .unknown
   435 0000043E B8[0000]                	mov ax, relocateddata
   436                                  linkdatarelocation ext_var_size
   437 00000441 83F80A                  	cmp ax, ISVARIABLESTRUC_size
   438 00000444 7507                    	jne .unknown
   439 00000446 B9[0000]                	mov cx, relocateddata
   440                                  linkdatarelocation ext_var_amount
   441 00000449 E302                    	jcxz .unknown
   442 0000044B EB13                    	jmp @F
   443                                  
   444                                  .unknown:
   445 0000044D B85E0E                  	mov ax, 0E5Eh
   446 00000450 E84DFF                  	call setrc
   447 00000453 BA[E803]                	mov dx, msg.unknown
   448                                  internaldatarelocation
   449 00000456 E8[0000]EB020000        	extcall putsz
   450 0000045D 31C0                    	xor ax, ax
   451 0000045F CB                      	retf
   452                                  
   453                                  @@:
   454                                  
   455 00000460 BF[0000]                	mov di, relocateddata
   456                                  linkdatarelocation ext_var
   457 00000463 BE[0000]                	mov si, relocateddata
   458                                  linkdatarelocation isvariable_morebyte_nameheaders.ext
   459                                  .loop:
   460 00000466 833D00                  	cmp word [di], 0
   461 00000469 7419                    	je .found
   462 0000046B 83C70A                  	add di, ISVARIABLESTRUC_size
   463 0000046E AD                      	lodsw
   464 0000046F E2F5                    	loop .loop
   465                                  
   466                                  .nofree:
   467 00000471 B85F0E                  	mov ax, 0E5Fh
   468 00000474 E829FF                  	call setrc
   469 00000477 BA[B503]                	mov dx, msg.nofree
   470                                  internaldatarelocation
   471 0000047A E8[0000]EB020000        	extcall putsz
   472 00000481 31C0                    	xor ax, ax
   473 00000483 CB                      	retf
   474                                  
   475                                  .found:
   476 00000484 8936[F402]              	mov word [nameheader_offset], si
   477                                  internaldatarelocation
   478 00000488 A1[2204]                	mov ax, word [header]
   479                                  internaldatarelocation
   480 0000048B 8904                    	mov word [si], ax
   481 0000048D 893E[F202]              	mov word [structure_offset], di
   482                                  internaldatarelocation
   483 00000491 BE[0000]                	mov si, structure
   484                                  internaldatarelocation
   485 00000494 B90500                  	mov cx, words(ISVARIABLESTRUC_size)
   486 00000497 F3A5                    	rep movsw
   487                                  
   488 00000499 8EC3                    	mov es, bx		; => ext seg (writable)
   489                                  
   490 0000049B B81001                  	mov ax, endresident - endinstalled
   491 0000049E 262906[0200]            	sub word [es:code + eldiEndCode], ax
   492                                  internalcoderelocation		; adjust size
   493 000004A3 2906[0000]              	sub word [relocateddata], ax
   494                                  linkdatarelocation extseg_used	; adjust size
   495                                  
   496                                  %if (transient_data_size - resident_data_size) > 0
   497 000004A7 B83001                  	mov ax, transient_data_size - resident_data_size
   498 000004AA 262906[0600]            	sub word [es:code + eldiEndData], ax
   499                                  internalcoderelocation		; adjust size
   500 000004AF 2906[0000]              	sub word [relocateddata], ax
   501                                  linkdatarelocation extdata_used	; adjust size
   502                                  %endif
   503                                  
   504 000004B3 8B1E[0000]              	mov bx, word [relocateddata]
   505                                  linkdatarelocation ext_command_handler
   506                                  				; -> prior
   507 000004B7 BF[2000]                	mov di, command		; -> our handler
   508                                  internalcoderelocation
   509 000004BA 85DB                    	test bx, bx		; installing as first ?
   510 000004BC 740A                    	jz .only_first		; yes, simple --> (leave as extcall cmd3_not_ext)
   511 000004BE AF                      	scasw			; skip entrypoint jmp strict short
   512 000004BF B0E9                    	mov al, 0E9h		; = jmp near opcode
   513 000004C1 AA                      	stosb			; store
   514 000004C2 93                      	xchg ax, bx		; ax -> next handler
   515 000004C3 29F8                    	sub ax, di
   516 000004C5 48                      	dec ax
   517 000004C6 48                      	dec ax			; ax = ax - (di + 2)
   518 000004C7 AB                      	stosw			; store our downlink as rel16 displacement
   519                                  
   520                                  .only_first:
   521 000004C8 26800E[1000]01          	setopt [es:code + eldiFlags], eldifResident
   522                                  internalcoderelocation -3	; mark block as resident
   523 000004CE C706[0000][2000]        	mov word [relocateddata], command
   524                                  linkdatarelocation ext_command_handler, -4
   525                                  internalcoderelocation		; -> our entrypoint
   526                                  
   527 000004D4 F606[0000]04            	testopt [relocateddata], 4
   528                                  linkdatarelocation options7, -3
   529 000004D9 7506                    	jnz @F
   530 000004DB BA[9D03]                	mov dx, msg.installed
   531                                  internaldatarelocation
   532 000004DE E8B7FE                  	call putsz
   533                                  @@:
   534 000004E1 31C0                    	xor ax, ax
   535 000004E3 CB                      	retf
   536                                  
   537                                  
   538                                  %include "eldlink.asm"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug linker
     4                              <1> 
     5                              <1> Copyright (C) 2008-2025 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %include "lmacros3.mac"
     1                              <2> [list -]
    16                              <1> %include "eld.mac"
     1                              <2> %if 0
     2                              <2> 
     3                              <2> Extensions for lDebug macros
     4                              <2> 
     5                              <2> Copyright (C) 2008-2025 E. C. Masloch
     6                              <2> 
     7                              <2> Usage of the works is permitted provided that this
     8                              <2> instrument is retained with the works, so that any entity
     9                              <2> that uses the works is notified of this instrument.
    10                              <2> 
    11                              <2> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <2> 
    13                              <2> %endif
    14                              <2> 
    15                              <2> %ifndef ELD_MAC
    16                              <2> %define ELD_MAC 1
    17                              <2> 
    18                              <2> %include "lmacros3.mac"
    19                              <2> 
    20                              <2> 		; ELD executable header
    21                              <2> 	struc ELD_HEADER
    22                              <2> eldhSignature:		resb 4	; "ELD1"
    23                              <2> 			resb 3	; reserved
    24                              <2> 			resb 1	; 26 (Ctrl-Z)
    25                              <2> eldhCodeOffset:		resd 1	; position displacement from eldhSignature
    26                              <2> eldhCodeImageLength:	resw 1	; amount bytes, at least 32
    27                              <2> eldhCodeAllocLength:	resw 1	; amount bytes, added to prior. sum < 64 KiB
    28                              <2> eldhDataOffset:		resd 1
    29                              <2> eldhDataImageLength:	resw 1	; (zero allowed)
    30                              <2> eldhDataAllocLength:	resw 1	; (zero allowed)
    31                              <2> eldhCodeEntrypoint:	resw 1	; within code section, used as displacement
    32                              <2> eldhReserved:		resb 4	; reserved
    33                              <2> eldhExtensionSize:	resw 1	; from eldhSignature, -> past eldhx fields in use
    34                              <2> 	endstruc
    35                              <2> 	endarea ELD_HEADER, 1
    36                              <2> 
    37                              <2> 	struc ELD_HEADERX
    38                              <2> eldhxHeader:		resb ELD_HEADER_size
    39                              <2> eldhxDescriptionOffset:	resd 1	; zero if none, from eldhxHeader. <= 128 Bytes
    40                              <2> eldhxHelpOffset:	resd 1	; zero if none, from eldhxHeader
    41                              <2> eldhxLibTable:		resd 1	; zero if none, from eldhxHeader
    42                              <2> eldhxDateTimeOffset:	resd 1	; zero if none, from eldhxHeader
    43                              <2> 	alignb 16
    44                              <2> 	endstruc
    45                              <2> 
    46                              <2> 	struc ELD_TRAILER_HEADER
    47                              <2> eldthSignature:		resb 8	; "ELD1TAIL"
    48                              <2> eldthHeaderOffset:	resd 1	; negative displacement from eldthSignature,
    49                              <2> 				;  add this dword to the seek offset
    50                              <2> eldthReserved:		resw 1	; reserved, must be initialised to zero
    51                              <2> eldthChecksum:		resw 1	; sum of all words in trailer header = 0
    52                              <2> 	endstruc
    53                              <2> 	endarea ELD_TRAILER_HEADER, 1
    54                              <2> 
    55                              <2> 	struc ELD_LIBTABLE
    56                              <2> eldltFormat:		resw 1
    57                              <2> 	; 0 = uncompressed
    58                              <2> 	; 2 = heatshrink compressed
    59                              <2> 	; 3 = lzexedat -4 compressed
    60                              <2> 	; 4 = lzexedat -4 -l compressed
    61                              <2> eldltAmount:		resw 1
    62                              <2> eldltOffset:		resd 1	; from eldhxHeader
    63                              <2> eldltCompressedLength:		; (dword, only present if format 2, 3, or 4)
    64                              <2> 	endstruc
    65                              <2> 	endarea ELD_LIBTABLE, 1
    66                              <2> 
    67                              <2> 		; ELD instance header
    68                              <2> 	struc ELD_INSTANCE
    69                              <2> eldiStartCode:		resw 1	; -> this structure itself (para aligned)
    70                              <2> eldiEndCode:		resw 1	; -> behind memory used by instance (para aligned)
    71                              <2> eldiStartData:		resw 1	; -> data in data entry section (para aligned), or 0
    72                              <2> eldiEndData:		resw 1	; -> behind data (para aligned), or 0
    73                              <2> eldiIdentifier:		resb 8	; blank-filled text
    74                              <2> eldiFlags:		resw 1	; flags
    75                              <2> eldiListing_size equ 14
    76                              <2> eldiListing:		resb eldiListing_size
    77                              <2> 				; ASCIZ listing file name
    78                              <2> 	endstruc
    79                              <2> 		; flags for eldiFlags:
    80                              <2> eldifResident:		equ 1
    81                              <2> 
    82                              <2> 		; ELD link info header
    83                              <2> 	struc ELD_LINKINFO
    84                              <2> eldlSignature:		resw 1	; 0E1D1h
    85                              <2> eldlReserved:		resw 2
    86                              <2> eldlUseLinkHash:	resw 1
    87                              <2> eldlDataAmount:		resw 1
    88                              <2> eldlDataPrefixes:	resw 1
    89                              <2> eldlDataEntries:	resw 1
    90                              <2> eldlDataAddresses:	resw 1
    91                              <2> eldlCodeAmount:		resw 1
    92                              <2> eldlCodePrefixes:	resw 1
    93                              <2> eldlCodeEntries:	resw 1
    94                              <2> eldlCodeAddresses:	resw 1
    95                              <2> 	endstruc
    96                              <2> 
    97                              <2> 	numdef ELD_CODE_VSTART, 9001h
    98                              <2> 	numdef ELD_DATA_VSTART, 8000h
    99                              <2> 	numdef ELD_RELOC_VSTART, 8000h
   100                              <2> 
   101                              <2> 	numdef ELD_RECLAIM_HINT, 0
   102                              <2> 	strdef ELD_LISTING, ""
   103                              <2> 	numdef ELD_DATETIME, 0
   104                              <2> 
   105                              <2> %if _ELD_DATETIME
   106                              <2>  %define PUT_ELDHX_DATETIME_OFFSET at eldhxDateTimeOffset, dd DATAOFFSET + datetime - datastart
   107                              <2>  %macro PUT_ELD_DATETIME 0.nolist
   108                              <2> datetime:	asciz __UTC_DATE__,'T',__UTC_TIME__,'Z'
   109                              <2> 		asciz		; for future extension
   110                              <2>  %endmacro
   111                              <2> %else
   112                              <2>  %define PUT_ELDHX_DATETIME_OFFSET
   113                              <2>  %define PUT_ELD_DATETIME
   114                              <2> %endif
   115                              <2> 
   116                              <2> %endif
    17                              <1> 
    18                              <1> 	cpu 8086
    19                              <1> 
    20                              <1> %if ELDSTRICT
    21                              <1>  %if ELDSTRICTCOUNTER
    22                              <1>   %error Missing relocation
    23                              <1>  %endif
    24                              <1> %endif
    25                              <1> 	eldstrict off		; linker does some relocations
    26                              <1> 
    27                              <1> %ifn ELDCALLCALL_DUMPED
    28                              <1> 	eldcall_dump_callcall ELDCALL_CALLCALL_LIST
    29                              <1> %endif
    30                              <1> 
    31                              <1> 	numdef ELD_IDENTICALISE, 0
    32                              <1> 	numdef ELD_DEBUG, 0
    33                              <1> 	numdef ELD_LINKER_PASSES, 1
    34                              <1> 	strdef LISTING, _ELD_LISTING
    35                              <1> 	numdef ELDCALL_OPTIONAL, ELDCALL_OPTIONAL_STATUS
    36                              <1> 	numdef ELDDATA_OPTIONAL, ELDDATA_OPTIONAL_STATUS
    37                              <1> %if _ELD_IDENTICALISE
    38                              <1>  ;%assign _ELDCALL_OPTIONAL 1
    39                              <1> %endif
    40                              <1> %ifn _ELDCALL_OPTIONAL
    41                              <1> %assign ELDCALL_OPTIONAL_STATUS 2		; not allowed
    42                              <1> %endif
    43                              <1> ;%ifn _ELDDATA_OPTIONAL
    44                              <1> ;%assign ELDDATA_OPTIONAL_STATUS 2		; not allowed
    45                              <1> ;%endif
    46                              <1> 	gendef MAP, ""
    47                              <1> 
    48                              <1> %ifnidni _MAP, ""
    49                              <1>  [map all _MAP]
    50                              <1> %endif
    51                              <1> 
    52                              <1> 
    53                              <1> endresident: equ ($ + _CURRENT_SECTION %+ FIXUP + 15) & ~15
    54                              <1> 
    55                              <1> %if _ELD_LINKER_PASSES
    56                              <1> %assign ELDLINKER 1
    57                              <1> 
    58                              <1> 	struc LINKTABLE
    59 00000000 ????????            <1> ltCodeToCode:	resw 2
    60 00000004 ????????            <1> ltCodeToData:	resw 2
    61 00000008 ????????            <1> ltDataToCode:	resw 2
    62 0000000C ????????            <1> ltDataToData:	resw 2
    63 00000010 ????????            <1> ltLinkData:	resw 2
    64 00000014 ????????            <1> ltLinkCode:	resw 2
    65                              <1> 	endstruc
    66                              <1> %endif
    67                              <1> 
    68                              <1> 
    69                              <1> 		; INP:	es:dx -> loaded initial ELD image
    70                              <1> 		;	 ELD instance structure filled
    71                              <1> 		;	es => ELD code area
    72                              <1> 		;	ds:di -> link info
    73                              <1> 		;	ss:bx -> loaded initial data
    74                              <1> 		;	ss:si -> command line tail
    75                              <1> 		;	cs:ip -> entrypoint
    76                              <1> 		;	ss:sp -> far return address for current mode
    77                              <1> 		; STT:	UP, EI
    78                              <1> linker:
    79                              <1> 		; The first 15 Bytes of the linker should be
    80                              <1> 		;  the same regardless of the linker options
    81                              <1> 		;  used (debug, passes, vstart). This allows
    82                              <1> 		;  the eldcomp ELD to match even if up to 15
    83                              <1> 		;  Bytes of the linker are trailing in the
    84                              <1> 		;  resident part of the ELD.
    85                              <1> 	lframe
    86                              <1>  %if ELDOTHER
    87                              <1> 	lvar dword, linkinfo_other
    88                              <1> 	lvar word, use_hash_other
    89                              <1>  %endif
    90 000004E4 5589E5              <1> 	lenter
    91                              <1> 	lvar dword, instance
    92 000004E7 06                  <1> 	 push es
    93 000004E8 52                  <1> 	 push dx		; -> start of where we're loaded in ELD cs
    94                              <1> 	lvar word, targetsection_low_optional_high
    95 000004E9 50                  <1> 	 push ax		; placeholder
    96                              <1> 	lequ ?targetsection_low_optional_high, targetsection
    97                              <1> 	lequ ?targetsection_low_optional_high + 1, optional
    98                              <1> 	lvar dword, linkinfo
    99 000004EA 1E                  <1> 	 push ds
   100 000004EB 57                  <1> 	 push di		; -> link info (in debugger ss or message seg)
   101                              <1> 	lvar dword, nextreloc
   102 000004EC 06                  <1> 	 push es		; => ELD cs
   103 000004ED 52                  <1> 	 push dx		; placeholder
   104                              <1> 	lvar dword, entry
   105 000004EE 06                  <1> 	 push es		; => ELD cs
   106 000004EF 50                  <1> 	 push ax		; placeholder
   107 000004F0 31C0                <1> 	xor ax, ax
   108 000004F2 813DD1E1            <1> 	cmp word [di + eldlSignature], 0E1D1h
   109                              <1> %if ($ - linker) < 16
   110                              <1>  %error Expected invariant first paragraph of linker
   111                              <1> %endif
   112 000004F6 7403E99202          <1> 	jne .error_j		; signature mismatch -->
   113 000004FB 837D0601            <1> 	cmp word [di + eldlUseLinkHash], 1
   114 000004FF 7603E98902          <1> 	ja .error_j		; unknown use link hash number -->
   115 00000504 7201                <1> 	jb @F
   116 00000506 48                  <1> 	dec ax			; = -1 if hash used
   117                              <1> @@:
   118                              <1> 	lvar word, use_hash
   119 00000507 50                  <1> 	 push ax		; = -1 if hash used, else 0
   120                              <1> %if _ELD_IDENTICALISE && _ELD_LINKER_PASSES
   121                              <1> 	mov ax, linktable - code
   122                              <1> 	lvar word, lt
   123                              <1> 	 push ax		; -> link tables (a single reference)
   124                              <1> %endif
   125                              <1> %if _ELD_LINKER_PASSES || ELDOTHER
   126 00000508 31C0                <1> 	xor ax, ax
   127                              <1>  %if _ELD_LINKER_PASSES
   128                              <1> 	lvar word, pass
   129 0000050A 50                  <1> 	 push ax		; = 0 for linker itself, = 2 for application
   130                              <1> 	lvar word, amounterrors
   131 0000050B 50                  <1> 	 push ax		; how many distinct errors encountered in pass 2
   132                              <1> 	lvar word, name
   133 0000050C 50                  <1> 	 push ax		; -> name currently being sought (in our table)
   134                              <1>  %endif
   135                              <1>  %if ELDOTHER
   136                              <1> 	lvar word, other
   137                              <1> 	 push ax		; byte: 0 = own data links, -1 = other data links
   138                              <1>  %endif
   139                              <1> %endif
   140 0000050D 56                  <1> 	push si			; -> command line tail
   141 0000050E 53                  <1> 	push bx			; -> data block in ELD data area (segment ss)
   142                              <1> 
   143                              <1> 			; simple: add instance base (dx) to code
   144 0000050F 06                  <1> 	push es
   145 00000510 1F                  <1> 	pop ds			; ds = es => ELD cs
   146                              <1> %if _ELD_LINKER_PASSES
   147                              <1> .pass:
   148 00000511 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   149 00000514 01D3                <1> 	add bx, dx		; -> start of the ELD instance in cs, +0 or +2
   150                              <1>  %if _ELD_IDENTICALISE
   151                              <1> 	add bx, word [bp + ?lt]	; add in single reference to linktable
   152                              <1> 	mov si, word [ltCodeToCode + bx]
   153                              <1>  %else
   154 00000516 8BB72809            <1> 	mov si, word [linktable - code + ltCodeToCode + bx]
   155                              <1>  %endif
   156                              <1> %else
   157                              <1> 	mov si, internalcodetocoderelocations - code
   158                              <1> %endif		 		; si -> table for code to code (linker or app)
   159 0000051A 01D6                <1> 	add si, dx		; relocate the table pointer itself
   160                              <1> @@:
   161 0000051C AD                  <1> 	lodsw
   162 0000051D 85C0                <1> 	test ax, ax		; was last ?
   163 0000051F 740B                <1> 	jz @F			; yes -->
   164 00000521 93                  <1> 	xchg bx, ax		; bx = entry
   165 00000522 01D3                <1> 	add bx, dx		; relocate the entry itself
   166                              <1> %if _ELD_CODE_VSTART
   167 00000524 812F[0000]          <1> 	sub word [bx], code	; undo adjustment
   168                              <1> %endif
   169 00000528 0117                <1> 	add word [bx], dx	; relocate word referenced by entry
   170 0000052A EBF0                <1> 	jmp @B
   171                              <1> 
   172                              <1> @@:
   173                              <1> 			; next, add heap data base (on stack) to code
   174                              <1> %if _ELD_LINKER_PASSES
   175 0000052C 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   176 0000052F 01D3                <1> 	add bx, dx		; -> start of the ELD instance in cs, +0 or +2
   177                              <1>  %if _ELD_IDENTICALISE
   178                              <1> 	add bx, word [bp + ?lt]	; add in single reference to linktable
   179                              <1> 	mov si, word [ltCodeToData + bx]
   180                              <1>  %else
   181 00000531 8BB72C09            <1> 	mov si, word [linktable - code + ltCodeToData + bx]
   182                              <1>  %endif
   183                              <1> %else
   184                              <1> 	mov si, internalcodetodatarelocations - code
   185                              <1> %endif				; si -> table for code to data (linker or app)
   186 00000535 01D6                <1> 	add si, dx		; relocate the table pointer itself
   187                              <1> @@:
   188 00000537 AD                  <1> 	lodsw
   189 00000538 85C0                <1> 	test ax, ax		; was last ?
   190 0000053A 740C                <1> 	jz @F			; yes -->
   191 0000053C 93                  <1> 	xchg bx, ax		; bx = entry
   192 0000053D 01D3                <1> 	add bx, dx		; relocate the entry itself
   193                              <1> 		; ! access the offset of the data area block, topmost on stack
   194 0000053F 58                  <1> 	pop ax			; ax -> heap data
   195 00000540 50                  <1> 	push ax
   196                              <1> %if _ELD_DATA_VSTART
   197 00000541 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   198                              <1> %endif
   199 00000544 0107                <1> 	add word [bx], ax	; relocate word referenced by entry
   200 00000546 EBEF                <1> 	jmp @B
   201                              <1> 
   202                              <1> @@:
   203                              <1> 
   204                              <1> 			; add instance base (dx) to data
   205                              <1> %if _ELD_LINKER_PASSES
   206 00000548 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   207 0000054B 01D3                <1> 	add bx, dx
   208                              <1>  %if _ELD_IDENTICALISE
   209                              <1> 	add bx, word [bp + ?lt]
   210                              <1> 	mov si, word [ltDataToCode + bx]
   211                              <1>  %else
   212 0000054D 8BB73009            <1> 	mov si, word [linktable - code + ltDataToCode + bx]
   213                              <1>  %endif
   214                              <1> %else
   215                              <1> 	mov si, internaldatatocoderelocations - code
   216                              <1> %endif
   217 00000551 01D6                <1> 	add si, dx
   218                              <1> @@:
   219 00000553 AD                  <1> 	lodsw
   220 00000554 83F8FF              <1> 	cmp ax, -1		; was last ?
   221 00000557 740F                <1> 	je @F			; yes -->
   222 00000559 93                  <1> 	xchg bx, ax		; bx = entry
   223                              <1> 		; ! access the offset of the data area block, topmost on stack
   224 0000055A 58                  <1> 	pop ax
   225 0000055B 50                  <1> 	push ax
   226 0000055C 01C3                <1> 	add bx, ax		; relocate the entry itself
   227                              <1> %if _ELD_CODE_VSTART
   228 0000055E 36812F[0000]        <1> 	sub word [ss:bx], code	; undo adjustment
   229                              <1> %endif
   230 00000563 360117              <1> 	add word [ss:bx], dx	; relocate word referenced by entry
   231 00000566 EBEB                <1> 	jmp @B
   232                              <1> 
   233                              <1> @@:
   234                              <1> 			; next, add heap data base (on stack) to data
   235                              <1> %if _ELD_LINKER_PASSES
   236 00000568 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   237 0000056B 01D3                <1> 	add bx, dx
   238                              <1>  %if _ELD_IDENTICALISE
   239                              <1> 	add bx, word [bp + ?lt]
   240                              <1> 	mov si, word [ltDataToData + bx]
   241                              <1>  %else
   242 0000056D 8BB73409            <1> 	mov si, word [linktable - code + ltDataToData + bx]
   243                              <1>  %endif
   244                              <1> %else
   245                              <1> 	mov si, internaldatatodatarelocations - code
   246                              <1> %endif
   247 00000571 01D6                <1> 	add si, dx
   248                              <1> @@:
   249 00000573 AD                  <1> 	lodsw
   250 00000574 83F8FF              <1> 	cmp ax, -1		; was last ?
   251 00000577 740D                <1> 	je @F			; yes -->
   252 00000579 93                  <1> 	xchg bx, ax		; bx = entry
   253                              <1> 		; ! access the offset of the data area block, topmost on stack
   254 0000057A 58                  <1> 	pop ax			; ax -> heap data
   255 0000057B 50                  <1> 	push ax
   256 0000057C 01C3                <1> 	add bx, ax		; relocate the entry itself
   257                              <1> %if _ELD_DATA_VSTART
   258 0000057E 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   259                              <1> %endif
   260 00000581 360107              <1> 	add word [ss:bx], ax	; relocate word referenced by entry
   261 00000584 EBED                <1> 	jmp @B
   262                              <1> 
   263                              <1> @@:
   264 00000586 8B56FC              <1> 	mov dx, word [bp + ?instance]
   265                              <1> 				; reset (why??) -> ELD instance in ELD cs
   266                              <1> %if _ELD_LINKER_PASSES
   267 00000589 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   268 0000058C 01D3                <1> 	add bx, dx
   269                              <1>  %if _ELD_IDENTICALISE
   270                              <1> 	add bx, word [bp + ?lt]
   271                              <1> 	add dx, word [ltLinkData + bx]
   272                              <1>  %else
   273 0000058E 03973809            <1> 	add dx, word [linktable - code + ltLinkData + bx]
   274                              <1>  %endif
   275                              <1> %else
   276                              <1> 	add dx, linkerdatarelocations - code
   277                              <1> %endif
   278                              <1> .otherloop:
   279 00000592 8956F2              <1> 	mov word [bp + ?nextreloc], dx
   280                              <1> 				; -> data link relocation table
   281                              <1> 
   282                              <1> .datarelocloop:		; must be done before further relocs
   283 00000595 C576F2              <1> 	lds si, [bp + ?nextreloc]
   284 00000598 AD                  <1> 	lodsw			; ax = section indicator
   285 00000599 85C0                <1> 	test ax, ax		; end of table ?
   286 0000059B 7503E95701          <1> 	jz .donedatareloc
   287 000005A0 48                  <1> 	dec ax			; al = 1 if data, 0 if code (NB ah may != 0)
   288                              <1> 		; ! access the offset of the data area block, topmost on stack
   289 000005A1 5B                  <1> 	pop bx
   290 000005A2 53                  <1> 	push bx			; bx -> ELD data block
   291 000005A3 8946FA              <1> 	mov word [bp + ?targetsection_low_optional_high], ax
   292 000005A6 84C0                <1> 	test al, al		; data ?
   293 000005A8 AD                  <1> 	lodsw
   294 000005A9 7504                <1> 	jnz @F			; yes -->
   295 000005AB 0346FC              <1> 	add ax, word [bp + ?instance]
   296                              <1> 				; relocate entry into code
   297 000005AE A9                  <1> 	db __TEST_IMM16		; (skip add)
   298                              <1> @@:
   299 000005AF 01D8                <1> 	add ax, bx		; relocate entry into data
   300 000005B1 8946EE              <1> 	mov word [bp + ?entry], ax
   301                              <1> 				; save away -> where to patch
   302 000005B4 AD                  <1> 	lodsw			; get unrelocated -> name
   303 000005B5 8976F2              <1> 	mov word [bp + ?nextreloc], si
   304                              <1> 				; update -> behind relocation table entry
   305 000005B8 E81001              <1> 	call .build_match	; get ax = scan value, si -> counted string,
   306                              <1> 				;  dl = original value at byte [si]
   307                              <1> 				; NC if symbol already not found before
   308                              <1> 				; CY if to search for the symbol
   309                              <1> %if _ELD_LINKER_PASSES
   310 000005BB 73D8                <1> 	jnc .datarelocloop	; if duplicate of a not found symbol -->
   311                              <1> %endif
   312 000005BD C45EF6              <1> 	les bx, [bp + ?linkinfo]
   313                              <1> %if ELDOTHER
   314                              <1> 	rol byte [bp + ?other], 1
   315                              <1> 	jnc @F
   316                              <1> 	les bx, [bp + ?linkinfo_other]
   317                              <1> @@:
   318                              <1> %endif				; es:bx -> link info table of the ELD host
   319 000005C0 268B4F08            <1> 	mov cx, word [es:bx + eldlDataAmount]	; amount data link info
   320 000005C4 268B7F0A            <1> 	mov di, word [es:bx + eldlDataPrefixes]	; -> prefixes or hashes
   321                              <1> .datarelocfind:
   322 000005C8 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   323 000005CB F2AF                <1> 	repne scasw			; scan initial
   324 000005CD 7541                <1> 	jne .datarelocnotfound
   325 000005CF 57                  <1> 	push di
   326 000005D0 51                  <1> 	push cx
   327 000005D1 56                  <1> 	push si
   328 000005D2 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   329 000005D6 4F                  <1> 	dec di
   330 000005D7 4F                  <1> 	dec di				; 0-based
   331 000005D8 26037F0C            <1> 	add di, word [es:bx + eldlDataEntries]	; -> entry
   332 000005DC 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   333 000005DF B500                <1> 	mov ch, 0
   334 000005E1 8A0C                <1> 	mov cl, byte [si]		; cx = length
   335 000005E3 41                  <1> 	inc cx
   336                              <1> 	; cmp al, al			; ZR if length is zero
   337 000005E4 F3A6                <1> 	repe cmpsb			; match ?
   338 000005E6 5E                  <1> 	pop si
   339 000005E7 59                  <1> 	pop cx
   340 000005E8 5F                  <1> 	pop di
   341 000005E9 75DD                <1> 	jne .datarelocfind		; if not found this time,
   342                              <1> 					;  scan for next initial -->
   343 000005EB 8814                <1> 	mov byte [si], dl		; restore the original byte at counter
   344 000005ED 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   345 000005F1 4F                  <1> 	dec di
   346 000005F2 4F                  <1> 	dec di				; 0-based
   347 000005F3 26037F0E            <1> 	add di, word [es:bx + eldlDataAddresses]	; -> address (offset)
   348 000005F7 268B05              <1> 	mov ax, word [es:di]		; get link data from the table
   349 000005FA E80700              <1> 	call .address_data_reloc
   350                              <1> %if _ELD_RELOC_VSTART
   351 000005FD 2D[0000]            <1> 	sub ax, relocateddata		; *not* a relocation
   352                              <1> %endif
   353 00000600 0104                <1> 	add word [si], ax		; relocate
   354 00000602 EB91                <1> 	jmp .datarelocloop
   355                              <1> 
   356                              <1> .address_data_reloc:
   357 00000604 C576EE              <1> 	lds si, [bp + ?entry]		; -> entry if in ELD code instance
   358 00000607 807EFA00            <1> 	cmp byte [bp + ?targetsection], 0
   359                              <1> 					; relocation in code ?
   360 0000060B 7402                <1> 	je @F				; yes -->
   361 0000060D 16                  <1> 	push ss
   362 0000060E 1F                  <1> 	pop ds				; => our ELD data block
   363                              <1> @@:
   364 0000060F C3                  <1> 	retn
   365                              <1> 
   366                              <1> .datarelocnotfound:
   367 00000610 8814                <1> 	mov byte [si], dl		; restore the original byte at counter
   368 00000612 807EFB00            <1> 	cmp byte [bp + ?optional], 0	; is it an optional relocation ?
   369                              <1> %if _ELD_DEBUG
   370                              <1> 	jne @F
   371                              <1>  %ifn _ELD_LINKER_PASSES
   372                              <1> 	mov si, 0			; (invalid link)
   373                              <1> linkdatarelocation internalflags6
   374                              <1> 	test si, si
   375                              <1> 	jz .datanotfound
   376                              <1> 	mov si, 0			; (invalid link)
   377                              <1> linkdatarelocation options7
   378                              <1> 	test si, si
   379                              <1> 	jz .datanotfound
   380                              <1>  %else
   381                              <1> 	cmp byte [bp + ?pass], 0
   382                              <1> 	je .datanotfound
   383                              <1>  %endif
   384                              <1> 	houdini				; (the above conditions are for this)
   385                              <1> 	jmp .datanotfound
   386                              <1> @@:
   387                              <1> %else
   388 00000616 7448                <1> 	je .datanotfound		; no, handle as an error -->
   389                              <1> %endif
   390                              <1> 
   391                              <1> %if ELDDATA_PMREQUIRED_STATUS
   392                              <1> 	mov si, relocateddata
   393                              <1> linkdatarelocation build_option_PM
   394                              <1> 	test si, si			; is it a PM build ?
   395                              <1> 	jz @F				; no --> (treat PM required as optional)
   396                              <1> 	test byte [bp + ?optional], 2	; optional status is PM required ?
   397                              <1> 	jnz .datanotfound		; yes, handle as an error -->
   398                              <1> @@:
   399                              <1> %endif
   400                              <1> 
   401                              <1> %if _ELD_LINKER_PASSES
   402 00000618 36F606[0000]02      <1> 	testopt [ss:relocateddata], 2	; debug optional link ?
   403                              <1> linkdatarelocation options7, -3
   404 0000061E 7406                <1> 	jz @F				; no -->
   405 00000620 BE[C00D]            <1> 	mov si, lmsg.warning_data_optional
   406                              <1> internalcoderelocation
   407 00000623 E85C00              <1> 	call .notfound			; display a warning
   408                              <1> @@:
   409                              <1> %endif
   410 00000626 E8DBFF              <1> 	call .address_data_reloc
   411 00000629 832400              <1> 	and word [si], 0		; indicate optional data link failed
   412 0000062C E966FF              <1> 	jmp .datarelocloop
   413                              <1> 
   414                              <1> 
   415                              <1> %if _ELDCALL_OPTIONAL
   416                              <1> .coderelocnotfound:
   417 0000062F 8814                <1> 	mov byte [si], dl		; restore the original byte at counter
   418 00000631 807EFB00            <1> 	cmp byte [bp + ?optional], 0	; is it an optional relocation ?
   419                              <1> %if _ELD_DEBUG
   420                              <1> 	jne @F
   421                              <1>  %ifn _ELD_LINKER_PASSES
   422                              <1> 	mov si, 0			; (invalid link)
   423                              <1> linkdatarelocation internalflags6
   424                              <1> 	test si, si
   425                              <1> 	jz .codenotfound
   426                              <1> 	mov si, 0			; (invalid link)
   427                              <1> linkdatarelocation options7
   428                              <1> 	test si, si
   429                              <1> 	jz .codenotfound
   430                              <1>  %else
   431                              <1> 	cmp byte [bp + ?pass], 0
   432                              <1> 	je .codenotfound
   433                              <1>  %endif
   434                              <1> 	houdini				; (the above conditions are for this)
   435                              <1> 	jmp .codenotfound
   436                              <1> @@:
   437                              <1> %else
   438 00000635 743A                <1> 	je .codenotfound		; no, handle as an error -->
   439                              <1> %endif
   440                              <1> 
   441                              <1> %if ELDCALL_PMREQUIRED_STATUS
   442                              <1>  %if _ELD_LINKER_PASSES
   443                              <1>   %assign ELDLINKER 0
   444                              <1>  %endif
   445 00000637 BE[0000]            <1> 	mov si, relocateddata
   446                              <1> linkdatarelocation build_option_PM
   447                              <1>  %if _ELD_LINKER_PASSES
   448                              <1>   %assign ELDLINKER 1
   449                              <1>  %endif
   450 0000063A 85F6                <1> 	test si, si			; is it a PM build ?
   451 0000063C 7406                <1> 	jz @F				; no --> (treat PM required as optional)
   452 0000063E F646FB02            <1> 	test byte [bp + ?optional], 2	; optional status is PM required ?
   453 00000642 752D                <1> 	jnz .codenotfound		; yes, handle as an error -->
   454                              <1> @@:
   455                              <1> %endif
   456                              <1> 
   457                              <1> %if _ELD_LINKER_PASSES
   458 00000644 36F606[0000]02      <1> 	testopt [ss:relocateddata], 2	; debug optional link ?
   459                              <1> linkdatarelocation options7, -3
   460 0000064A 7406                <1> 	jz @F				; no -->
   461 0000064C BE[9E0D]            <1> 	mov si, lmsg.warning_code_optional
   462                              <1> internalcoderelocation
   463 0000064F E83000              <1> 	call .notfound			; display a warning
   464                              <1> @@:
   465                              <1> %endif
   466 00000652 C576EE              <1> 	lds si, [bp + ?entry]		; -> code site (must be in ELD cs)
   467 00000655 C7049090            <1> 	mov word [si], 9090h
   468 00000659 C6440290            <1> 	mov byte [si + 2], 90h		; indicate optional code link failed
   469                              <1> 					;  (NOP out the 3-byte call near imm)
   470 0000065D E9A600              <1> 	jmp .coderelocloop
   471                              <1> %endif
   472                              <1> 
   473                              <1> 
   474                              <1> %if _ELD_LINKER_PASSES
   475                              <1> .datanotfound:
   476 00000660 BE[E20D]            <1> 	mov si, lmsg.error_data
   477                              <1> internalcoderelocation
   478 00000663 E81C00              <1> 	call .notfound			; display error
   479 00000666 7203E92201          <1> 	jnc .error_j			; NC if in pass 0, error out now -->
   480 0000066B FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   481 0000066E E924FF              <1> 	jmp .datarelocloop		; go to next relocation entry -->
   482                              <1> 
   483                              <1> .codenotfound:
   484 00000671 BE[FB0D]            <1> 	mov si, lmsg.error_code
   485                              <1> internalcoderelocation
   486 00000674 E80B00              <1> 	call .notfound			; display error
   487 00000677 7203E91101          <1> 	jnc .error_j			; NC if in pass 0 -->
   488 0000067C FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   489 0000067F E98400              <1> 	jmp .coderelocloop		; go to next -->
   490                              <1> 
   491                              <1> .notfound:
   492 00000682 807EEA00            <1> 	cmp byte [bp + ?pass], 0q	; pass 0 ?
   493 00000686 743A                <1> 	je @F				; yes, do not try displaying --> (NC)
   494 00000688 16                  <1> 	 push ss
   495 00000689 07                  <1> 	 pop es
   496 0000068A BF[0000]            <1> 	mov di, relocateddata
   497                              <1> linkdatarelocation line_out		; es:di -> line_out buffer
   498 0000068D E83300              <1> 	call .copy			; copy prefix message
   499 00000690 8B76E6              <1> 	mov si, word [bp + ?name]
   500 00000693 AD                  <1> 	lodsw				; = hash
   501 00000694 E8[0000]EB020000    <1> 	extcall hexword			; display the hash in hex
   502 0000069B 56                  <1> 	push si
   503 0000069C BE[140E]            <1> 	mov si, lmsg.error.2
   504                              <1> internalcoderelocation
   505 0000069F E82100              <1> 	call .copy			; display message fragment
   506 000006A2 5E                  <1> 	pop si
   507                              <1> %if _ELD_LINKER_PASSES
   508 000006A3 56                  <1> 	push si
   509 000006A4 E81C00              <1> 	call .copy			; copy over the full name
   510 000006A7 5E                  <1> 	pop si
   511 000006A8 C60400              <1> 	mov byte [si], 0		; mark as failed (counter byte = 0)
   512                              <1> %else
   513                              <1> 	call .copy
   514                              <1> %endif
   515 000006AB B022                <1> 	mov al, '"'
   516 000006AD AA                  <1> 	stosb				; end message with a closing quote mark
   517 000006AE 16                  <1> 	 push ss
   518 000006AF 1F                  <1> 	 pop ds
   519 000006B0 E8[0000]EB020000    <1> 	extcall putsline_crlf		; display diagnostic line
   520 000006B7 B8350E              <1> 	mov ax, 0E35h
   521 000006BA E8[0000]EB020000    <1> 	extcall setrc
   522 000006C1 F9                  <1> 	stc				; CY, diagnostic displayed
   523                              <1> @@:
   524 000006C2 C3                  <1> 	retn
   525                              <1> 
   526                              <1> .copy:		; (cannot use extcallcall here)
   527 000006C3 E8[0000]EB020000    <1> 	extcall copy_single_counted_string
   528 000006CA C3                  <1> 	retn
   529                              <1> %else
   530                              <1> .datanotfound: equ .error_j
   531                              <1> .codenotfound: equ .error_j
   532                              <1> %endif
   533                              <1> 
   534                              <1> .build_match:
   535                              <1> %if _ELD_CODE_VSTART
   536 000006CB 2D[0000]            <1> 	sub ax, code			; revert adjustment (= displacement)
   537                              <1> %endif
   538 000006CE 0346FC              <1> 	add ax, word [bp + ?instance]	; make displacement into -> name string
   539 000006D1 96                  <1> 	xchg si, ax			; si -> hash word, counted name string
   540                              <1> %if _ELD_LINKER_PASSES
   541 000006D2 8976E6              <1> 	mov word [bp + ?name], si	; save away for diagnostics
   542                              <1> %endif
   543 000006D5 AD                  <1> 	lodsw			; = hash, si -> counted string
   544 000006D6 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   545                              <1> %if _ELD_LINKER_PASSES
   546 000006D8 84D2                <1> 	test dl, dl		; marked as already failed ?
   547 000006DA 750A                <1> 	jnz @F
   548 000006DC 837EE800            <1> 	cmp word [bp + ?amounterrors], 0
   549                              <1> 				; validate error status
   550 000006E0 7503E9A800          <1> 	je .error_j		; no error known ?! cancel quickly -->
   551 000006E5 C3                  <1> 	retn			; (NC)
   552                              <1> 
   553                              <1> @@:
   554                              <1> %endif
   555                              <1> %if ELDOTHER
   556                              <1> 	rol byte [bp + ?other], 1
   557                              <1> 	jnc @F
   558                              <1> 	rol byte [bp + ?use_hash_other], 1
   559                              <1> 	jmp @FF
   560                              <1> 
   561                              <1> @@:
   562                              <1> %endif
   563 000006E6 D046EC              <1> 	rol byte [bp + ?use_hash], 1
   564                              <1> @@:
   565                              <1> 		; If to use the hash, then ax = hash and si ->
   566                              <1> 		;  the entire symbol name as a counted string.
   567 000006E9 720A                <1> 	jc @F			; if to use hash, return now -->
   568 000006EB AC                  <1> 	lodsb			; al = length
   569 000006EC 91                  <1> 	xchg cx, ax		; cl = length
   570 000006ED AD                  <1> 	lodsw			; ax = prefix
   571 000006EE 49                  <1> 	dec cx
   572 000006EF 49                  <1> 	dec cx			; cl = adjusted length
   573 000006F0 4E                  <1> 	dec si			; -> second byte of prefix
   574 000006F1 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   575 000006F3 880C                <1> 	mov byte [si], cl	; si -> counted string suffix
   576                              <1> 		; (this name entry has been edited to provide the
   577                              <1> 		;  name suffix as a counted string, as required by
   578                              <1> 		;  the old-style non-hash link info tables.
   579                              <1> 		; it will be reset later by writing dl to si -> the
   580                              <1> 		;  first byte of the match string.)
   581                              <1> @@:
   582                              <1> %if _ELD_LINKER_PASSES
   583 000006F5 F9                  <1> 	stc			; CY
   584                              <1> %endif
   585 000006F6 C3                  <1> 	retn
   586                              <1> 
   587                              <1> 
   588                              <1> .donedatareloc:
   589                              <1> %if ELDOTHER
   590                              <1> 	rol byte [bp + ?other], 1
   591                              <1> 	jc .otherdone		; other link only has data links,
   592                              <1> 				;  so at this point we're done -->
   593                              <1> %endif
   594                              <1> 
   595 000006F7 8B56FC              <1> 	mov dx, word [bp + ?instance]
   596                              <1> %if _ELD_LINKER_PASSES
   597 000006FA 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   598 000006FD 01D3                <1> 	add bx, dx
   599                              <1>  %if _ELD_IDENTICALISE
   600                              <1> 	add bx, word [bp + ?lt]
   601                              <1> 	add dx, word [ltLinkCode + bx]
   602                              <1>  %else
   603 000006FF 03973C09            <1> 	add dx, word [linktable - code + ltLinkCode + bx]
   604                              <1>  %endif
   605                              <1> %else
   606                              <1> 	add dx, linkercoderelocations - code
   607                              <1> %endif
   608 00000703 8956F2              <1> 	mov word [bp + ?nextreloc], dx
   609                              <1> 
   610                              <1> .coderelocloop:
   611 00000706 C576F2              <1> 	lds si, [bp + ?nextreloc]
   612 00000709 AD                  <1> 	lodsw
   613                              <1> %if _ELDCALL_OPTIONAL
   614 0000070A 48                  <1> 	dec ax				; optional word is 1-based, get 0-based
   615 0000070B 7903E98F00          <1> 	js .donecodereloc
   616 00000710 8946FA              <1> 	mov word [bp + ?targetsection_low_optional_high], ax
   617 00000713 AD                  <1> 	lodsw
   618                              <1> %endif
   619 00000714 0346FC              <1> 	add ax, word [bp + ?instance]
   620 00000717 8946EE              <1> 	mov word [bp + ?entry], ax
   621 0000071A AD                  <1> 	lodsw
   622 0000071B 8976F2              <1> 	mov word [bp + ?nextreloc], si
   623                              <1> %ifn _ELDCALL_OPTIONAL
   624                              <1> 	test ax, ax			; if no optional word, check -> match
   625                              <1> 	jz .donecodereloc
   626                              <1> %endif
   627 0000071E E8AAFF              <1> 	call .build_match
   628                              <1> %if _ELD_LINKER_PASSES
   629 00000721 73E3                <1> 	jnc .coderelocloop
   630                              <1> %endif
   631 00000723 C45EF6              <1> 	les bx, [bp + ?linkinfo]
   632 00000726 268B4F10            <1> 	mov cx, word [es:bx + eldlCodeAmount]	; amount code link info
   633 0000072A 268B7F12            <1> 	mov di, word [es:bx + eldlCodePrefixes]	; -> prefixes or hashes
   634                              <1> .coderelocfind:
   635 0000072E 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   636 00000731 F2AF                <1> 	repne scasw			; scan initial
   637                              <1> %if _ELDCALL_OPTIONAL
   638 00000733 7403E9F7FE          <1> 	jne .coderelocnotfound
   639                              <1> %else
   640                              <1>  %if _ELD_DEBUG
   641                              <1> 	je @F
   642                              <1> 	houdini
   643                              <1> 	jmp .codenotfound
   644                              <1> @@:
   645                              <1>  %else
   646                              <1> 	jne .codenotfound
   647                              <1>  %endif
   648                              <1> %endif
   649 00000738 57                  <1> 	push di
   650 00000739 51                  <1> 	push cx
   651 0000073A 56                  <1> 	push si
   652 0000073B 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   653 0000073F 4F                  <1> 	dec di
   654 00000740 4F                  <1> 	dec di				; 0-based
   655 00000741 26037F14            <1> 	add di, word [es:bx + eldlCodeEntries]	; -> entry
   656 00000745 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   657 00000748 B500                <1> 	mov ch, 0
   658 0000074A 8A0C                <1> 	mov cl, byte [si]		; cx = length
   659 0000074C 41                  <1> 	inc cx
   660                              <1> 	; cmp al, al			; ZR if length is zero
   661 0000074D F3A6                <1> 	repe cmpsb			; match ?
   662 0000074F 5E                  <1> 	pop si
   663 00000750 59                  <1> 	pop cx
   664 00000751 5F                  <1> 	pop di
   665 00000752 75DA                <1> 	jne .coderelocfind
   666 00000754 8814                <1> 	mov byte [si], dl
   667 00000756 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   668 0000075A 4F                  <1> 	dec di
   669 0000075B 4F                  <1> 	dec di				; 0-based
   670 0000075C 01FF                <1> 	add di, di			; quadruple index
   671 0000075E 26037F16            <1> 	add di, word [es:bx + eldlCodeAddresses]	; -> address (offset, segment)
   672 00000762 26FF35              <1> 	push word [es:di]
   673 00000765 C576EE              <1> 	lds si, [bp + ?entry]
   674 00000768 8F4405              <1> 	pop word [si + 3 + 2]		; call near imm (3), jmp short (2)
   675                              <1> 					;  patch the destination address
   676 0000076B 803CE8              <1> 	cmp byte [si], 0E8h		; is it as expected ?
   677 0000076E 751D                <1> 	jne .error_j
   678 00000770 268B7D02            <1> 	mov di, word [es:di + 2]
   679 00000774 BB[0000]            <1> 	mov bx, relocateddata
   680                              <1> linkdatarelocation linkcall_table	; ss:bx -> link call table
   681 00000777 36833F01            <1> 	cmp word [ss:bx], 1		; is it initialised to format 1 ?
   682 0000077B 7510                <1> 	jne .error_j			; no -->
   683 0000077D 368B4F02            <1> 	mov cx, word [ss:bx + 2]	; get amount of segments
   684 00000781 E30A                <1> 	jcxz .error_j			; none -->
   685                              <1> @@:
   686 00000783 83C304              <1> 	add bx, 4			; -> next segment
   687 00000786 36393F              <1> 	cmp word [ss:bx], di		; value matches ?
   688 00000789 7405                <1> 	je @F				; yes, found -->
   689 0000078B E2F6                <1> 	loop @B				; try remaining segments
   690                              <1> .error_j:
   691 0000078D E98A00              <1> 	jmp .error
   692                              <1> 
   693                              <1> @@:
   694 00000790 368B5F02            <1> 	mov bx, word [ss:bx + 2]	; -> call destination offset
   695                              <1> 		; si + 3 + delta = bx
   696                              <1> 		; delta = bx - si - 3
   697 00000794 29F3                <1> 	sub bx, si
   698 00000796 83EB03              <1> 	sub bx, 3
   699 00000799 895C01              <1> 	mov word [si + 1], bx		; patch the call instruction
   700 0000079C E967FF              <1> 	jmp .coderelocloop
   701                              <1> 
   702                              <1> .donecodereloc:
   703                              <1> %if _ELD_LINKER_PASSES
   704 0000079F 8B46E8              <1> 	mov ax, word [bp + ?amounterrors]
   705 000007A2 85C0                <1> 	test ax, ax
   706 000007A4 75E7                <1> 	jnz .error_j
   707 000007A6 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   708 000007A9 85DB                <1> 	test bx, bx
   709 000007AB 750B                <1> 	jnz @F
   710 000007AD 43                  <1> 	inc bx
   711 000007AE 43                  <1> 	inc bx
   712 000007AF 895EEA              <1> 	mov word [bp + ?pass], bx
   713 000007B2 8B56FC              <1> 	mov dx, word [bp + ?instance]
   714 000007B5 E959FD              <1> 	jmp .pass
   715                              <1> 
   716                              <1> @@:
   717                              <1> %endif
   718                              <1> 
   719                              <1> %ifnidni _LISTING, ""
   720                              <1> %assign ELDLINKER 0
   721                              <1> .hint:
   722 000007B8 16                  <1> 	push ss
   723 000007B9 1F                  <1> 	pop ds
   724 000007BA B02D                <1> 	mov al, 2Dh
   725 000007BC E8[0000]EB020000    <1> 	extcall intchk			; ZR if offset = -1 or segment = 0
   726                              <1> 					; CHG: ax, dx, bx
   727 000007C3 7437                <1> 	jz .no_hint
   728                              <1> 
   729 000007C5 8A26[0000]          <1> 	mov ah, byte [relocateddata]
   730                              <1> linkdatarelocation try_debugger_amis_multiplex_number
   731 000007C9 E85500              <1> 	call plex_check
   732 000007CC 7305                <1> 	jnc @F
   733                              <1> 
   734 000007CE B4FF                <1> 	mov ah, 0FFh		; start with multiplex number 0FFh
   735                              <1> .loop_hint:
   736 000007D0 E84E00              <1> 	call plex_check
   737                              <1> @@:
   738 000007D3 7307                <1> 	jnc .end_hint		; if found --> (NC)
   739 000007D5 80EC01              <1> 	sub ah, 1		; search is backward (to find latest installed first), from 0FFh to 00h including
   740 000007D8 73F6                <1> 	jnc .loop_hint		; try next if we didn't check all yet -->
   741 000007DA EB20                <1> 	jmp .no_hint
   742                              <1> 
   743                              <1> .end_hint:
   744 000007DC 50                  <1> 	push ax
   745 000007DD C446FC              <1> 	les ax, [bp + ?instance]
   746 000007E0 BF[F70A]            <1> 	mov di, listmsg.hint.offset
   747                              <1> internalcoderelocation
   748 000007E3 E8[0000]EB020000    <1> 	extcall hexword
   749 000007EA BB[DC0A]            <1> 	mov bx, listmsg.hint
   750                              <1> internalcoderelocation
   751 000007ED 368B16[0000]        <1> 	mov dx, [ss:relocateddata]
   752                              <1> linkdatarelocation extseg	; must be 86 Mode segment even in PM
   753 000007F2 58                  <1> 	pop ax
   754 000007F3 B040                <1> 	mov al, 40h		; AMIS message display service
   755 000007F5 E8[0000]EB020000    <1> 	extcall call_int2D
   756                              <1> .no_hint:
   757                              <1> %endif
   758                              <1> 
   759                              <1> %if ELDOTHER
   760                              <1> %assign ELDLINKER 0
   761                              <1> 	not byte [bp + ?other]
   762                              <1> 
   763                              <1> 	push ss
   764                              <1> 	pop ds
   765                              <1> 	mov al, 2Dh
   766                              <1> 	extcall intchk			; ZR if offset = -1 or segment = 0
   767                              <1> 					; CHG: ax, dx, bx
   768                              <1> 	jz .no_other
   769                              <1> 
   770                              <1> 	mov ah, byte [relocateddata]
   771                              <1> linkdatarelocation try_debugger_amis_multiplex_number
   772                              <1> 	call plex_check
   773                              <1> 	jnc @F
   774                              <1> 
   775                              <1> 	mov ah, 0FFh		; start with multiplex number 0FFh
   776                              <1> .loop_other:
   777                              <1> 	call plex_check
   778                              <1> @@:
   779                              <1> 	jnc .end_other		; if found --> (NC)
   780                              <1> 	sub ah, 1		; search is backward (to find latest installed first), from 0FFh to 00h including
   781                              <1> 	jnc .loop_other		; try next if we didn't check all yet -->
   782                              <1> 	jmp .no_other
   783                              <1> 
   784                              <1> .end_other:
   785                              <1> 	mov al, 42h		; AMIS get other link info service
   786                              <1> 	extcall call_int2D
   787                              <1> 	cmp al, 0FFh
   788                              <1> 	jne .no_other
   789                              <1> 
   790                              <1> 	mov ax, si		; selector => PSP
   791                              <1> 	extcall ispm
   792                              <1> 	jz @F
   793                              <1> 	mov ax, dx		; segment => PSP
   794                              <1> @@:
   795                              <1> 	 push ss
   796                              <1> 	 pop ds
   797                              <1> 	mov word [otherds], ax
   798                              <1> internaldatarelocation		; current mode sel/seg
   799                              <1> 	mov word [otherseg], dx
   800                              <1> internaldatarelocation		; remember segment
   801                              <1> 
   802                              <1> 	mov ax, cx		; selector => link info
   803                              <1> 	extcall ispm
   804                              <1> 	jz @F
   805                              <1> 	mov ax, bx		; segment => link info
   806                              <1> @@:
   807                              <1> 	mov word [bp + ?linkinfo_other], di
   808                              <1> 	mov word [bp + ?linkinfo_other + 2], ax
   809                              <1> 
   810                              <1> 	mov ds, ax		; => link info
   811                              <1> 	xor ax, ax
   812                              <1> 	cmp word [di + eldlSignature], 0E1D1h
   813                              <1> 	jne .error_other
   814                              <1> 	cmp word [di + eldlUseLinkHash], 1
   815                              <1> 	ja .error_other
   816                              <1> 	jb @F
   817                              <1> 	dec ax
   818                              <1> @@:
   819                              <1> 	mov word [bp + ?use_hash_other], ax
   820                              <1> 
   821                              <1> 	mov dx, word [bp + ?instance]
   822                              <1> 	add dx, linkerotherdatarelocations - code
   823                              <1> 	jmp .otherloop
   824                              <1> 
   825                              <1> .error_other:
   826                              <1> 	push cs
   827                              <1> 	pop ds
   828                              <1> 	mov ax, 0E33h
   829                              <1> 	extcall setrc
   830                              <1> 	mov dx, lmsg.error_other
   831                              <1> internalcoderelocation
   832                              <1> 	jmp @F
   833                              <1> 
   834                              <1> .no_other:
   835                              <1> 	push cs
   836                              <1> 	pop ds
   837                              <1> 	mov ax, 0E34h
   838                              <1> 	extcall setrc
   839                              <1> 	mov dx, lmsg.no_other
   840                              <1> internalcoderelocation
   841                              <1> @@:
   842                              <1> 	extcall putsz
   843                              <1> .error_j2:
   844                              <1> 	jmp .error
   845                              <1> 
   846                              <1> .otherdone:
   847                              <1>  %if _ELD_LINKER_PASSES
   848                              <1> 	mov ax, word [bp + ?amounterrors]
   849                              <1> 	test ax, ax
   850                              <1> 	jnz .error_j2
   851                              <1>  %endif
   852                              <1> %endif
   853                              <1> 
   854 000007FC 5B                  <1> 	pop bx				; -> our heap data
   855 000007FD 5E                  <1> 	pop si				; -> our command line tail
   856 000007FE 16                  <1> 	 push ss
   857 000007FF 1F                  <1> 	 pop ds
   858 00000800 C47EFC              <1> 	les di, [bp + ?instance]
   859 00000803 268B4502            <1> 	mov ax, word [es:di + eldiEndCode]
   860                              <1> houdini
   861 00000807 2D[F004]            <1> 	sub ax, strict word endresident + code
   862                              <1> internalcoderelocation
   863 0000080A 26C74502[F004]      <1> 	mov word [es:di + eldiEndCode], endresident + code
   864                              <1> internalcoderelocation
   865 00000810 2906[0000]          <1> 	sub word [relocateddata], ax
   866                              <1> linkdatarelocation extseg_used
   867                              <1> %if _DATA_SIZE == 0
   868                              <1> 	xor ax, ax
   869                              <1> 	mov word [es:di + eldiStartData], ax
   870                              <1> 	mov word [es:di + eldiEndData], ax
   871                              <1> %endif
   872 00000814 89EC5D              <1> 	lleave code
   873                              <1> 		; INP:	es => ELD code segment
   874                              <1> 		;	ds:si -> command line tail
   875                              <1> 		;	ds:bx -> ELD data block
   876                              <1> 		;	ss:sp -> far return address for current mode
   877                              <1> 		; STT:	ds = ss, UP, EI
   878 00000817 E9C6FB              <1> 	jmp start
   879                              <1> 
   880                              <1> .error:
   881 0000081A 89EC5D              <1> 	lleave
   882 0000081D B8FFFF              <1> 	mov ax, -1
   883 00000820 CB                  <1> 	retf
   884                              <1> 
   885                              <1> 
   886                              <1> %ifnidni _LISTING, ""
   887                              <1>  %assign ELDHINT 1
   888                              <1> %else
   889                              <1>  %assign ELDHINT 0
   890                              <1> %endif
   891                              <1> 
   892                              <1> %if ELDOTHER || ELDHINT
   893                              <1> 		; INP:	ah = multiplex number to check
   894                              <1> 		; OUT:	CY if multiplex number unused or no signature match,
   895                              <1> 		;	 bp, ah, ds unmodified
   896                              <1> 		;	NC if match found,
   897                              <1> 		;	 ah = multiplex number (unmodified)
   898                              <1> 		; CHG:	si, di, es, cx, dx
   899                              <1> plex_check:
   900 00000821 16                  <1> 	push ss
   901 00000822 1F                  <1> 	pop ds
   902 00000823 F606[0000]08        <1> 	testopt [relocateddata], 8
   903                              <1> linkdatarelocation internalflags4, -3
   904 00000828 740B                <1> 	jz @F
   905 0000082A BE[0000]            <1> 	mov si, relocateddata
   906                              <1> linkdatarelocation amis_multiplex_number, -2, optional
   907 0000082D 85F6                <1> 	test si, si
   908 0000082F 7404                <1> 	jz @F
   909 00000831 3A24                <1> 	cmp ah, byte [si]
   910 00000833 7420                <1> 	je .notfound		; do not use our own multiplexer -->
   911                              <1> @@:
   912 00000835 B000                <1> 	mov al, 00h		; AMIS installation check
   913 00000837 E8[0000]EB020000    <1> 	extcall call_int2D	; AMIS (or "DOS reserved" = iret if no AMIS present)
   914 0000083E 3CFF                <1> 	cmp al, 0FFh
   915 00000840 7513                <1> 	jne .notfound
   916 00000842 0E                  <1> 	push cs
   917 00000843 1F                  <1> 	pop ds
   918 00000844 BE[CC0A]            <1> 	mov si, debuggeramissig	; ds:si -> our AMIS name strings
   919                              <1> internalcoderelocation
   920 00000847 E8[0000]EB020000    <1> 	extcall setes2dx	; es:di -> name strings of AMIS multiplexer that just answered
   921 0000084E B90800              <1> 	mov cx, 8		; Ignore description, only compare vendor and program name
   922 00000851 F3A7                <1> 	repe cmpsw
   923 00000853 7401                <1> 	je .checkret		; ZR, NC = match -->
   924                              <1> .notfound:
   925 00000855 F9                  <1> 	stc			; CY no match
   926                              <1> .checkret:
   927 00000856 C3                  <1> 	retn
   928                              <1> %endif
   929                              <1> 
   930                              <1> 
   931 00000857 00                  <1> 	align 4, db 0
   932                              <1> linkercoderelocations:
   933                              <1> %if _ELDCALL_OPTIONAL
   934 00000858 01002200[FF0A]0100- <1> 	dw ELDCALL_CODE_RELOCATIONS_OPTIONAL, 0
   934 00000860 1501[0E0B]0103DE02- <1>
   934 00000868 [230B]01004903-     <1>
   934 0000086E [3B0B]01005803-     <1>
   934 00000874 [430B]01006003-     <1>
   934 0000087A [4F0B]01006803-     <1>
   934 00000880 [5B0B]01007003-     <1>
   934 00000886 [670B]01007803-     <1>
   934 0000088C [700B]01008003-     <1>
   934 00000892 [770B]01008803-     <1>
   934 00000898 [830B]01009003-     <1>
   934 0000089E [8C0B]01009803-     <1>
   934 000008A4 [930B]0100A003-     <1>
   934 000008AA [9B0B]0100A803-     <1>
   934 000008B0 [A30B]0100B003-     <1>
   934 000008B6 [AD0B]0100B803-     <1>
   934 000008BC [B70B]0100C003-     <1>
   934 000008C2 [C30B]0100C803-     <1>
   934 000008C8 [CD0B]0100D003-     <1>
   934 000008CE [D70B]0100D803-     <1>
   934 000008D4 [E70B]0100F103-     <1>
   934 000008DA [670B]01002F04-     <1>
   934 000008E0 [830B]01005604-     <1>
   934 000008E6 [930B]01007A04-     <1>
   934 000008EC [930B]0100BC07-     <1>
   934 000008F2 [E70B]0100E307-     <1>
   934 000008F8 [AD0B]0100F507-     <1>
   934 000008FE [0D0C]01003708-     <1>
   934 00000904 [0D0C]01004708-     <1>
   934 0000090A [1A0C]0000          <1>
   935                              <1> %else
   936                              <1> 	dw ELDCALL_CODE_RELOCATIONS, 0, 0
   937                              <1> %endif
   938                              <1> 
   939                              <1> %if _ELD_LINKER_PASSES
   940                              <1> linkerlinkercoderelocations:
   941                              <1> %if _ELDCALL_OPTIONAL
   942 0000090E 01009406[AD0B]0100- <1> 	dw ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL, 0
   942 00000916 B006[D70B]0100BA06- <1>
   942 0000091E [9B0B]0100C306-     <1>
   942 00000924 [F00B]0000          <1>
   943                              <1> %else
   944                              <1> 	dw ELDCALL_LINKER_CODE_RELOCATIONS, 0, 0
   945                              <1> %endif
   946                              <1> 
   947                              <1> 	align 2, db 0
   948                              <1> linktable:
   949                              <1> 	istruc LINKTABLE
   950                              <1> at ltCodeToCode
   951 00000928 BA0A                <1> 	dw internallinkercodetocoderelocations - code
   952 0000092A 0E0A                <1> 	dw internalcodetocoderelocations - code
   953                              <1> at ltCodeToData
   954 0000092C C60A                <1> 	dw internallinkercodetodatarelocations - code
   955 0000092E 300A                <1> 	dw internalcodetodatarelocations - code
   956                              <1> at ltDataToCode
   957 00000930 C80A                <1> 	dw internallinkerdatatocoderelocations - code
   958 00000932 860A                <1> 	dw internaldatatocoderelocations - code
   959                              <1> at ltDataToData
   960 00000934 CA0A                <1> 	dw internallinkerdatatodatarelocations - code
   961 00000936 8A0A                <1> 	dw internaldatatodatarelocations - code
   962                              <1> at ltLinkData
   963 00000938 A00A                <1> 	dw linkerlinkerdatarelocations - code
   964 0000093A 4009                <1> 	dw linkerdatarelocations - code
   965                              <1> at ltLinkCode
   966 0000093C 0E09                <1> 	dw linkerlinkercoderelocations - code
   967 0000093E 5808                <1> 	dw linkercoderelocations - code
   968                              <1> 	iend
   969                              <1> %endif
   970                              <1> 
   971                              <1> 	align 2, db 0
   972                              <1> linkerdatarelocations:
   973 00000940 01004300[250C]0100- <1> 	dw LINK_DATA_RELOCATIONS, 0
   973 00000948 4500[2F0C]01006C00- <1>
   973 00000950 [250C]01006E00-     <1>
   973 00000956 [2F0C]01007100-     <1>
   973 0000095C [380C]01008600-     <1>
   973 00000962 [480C]01008F00-     <1>
   973 00000968 [530C]01009B00-     <1>
   973 0000096E [5C0C]0100BF00-     <1>
   973 00000974 [5C0C]01002D02-     <1>
   973 0000097A [720C]01004B02-     <1>
   973 00000980 [720C]0100C702-     <1>
   973 00000986 [720C]0100DA02-     <1>
   973 0000098C [7D0C]0100E903-     <1>
   973 00000992 [860C]01000E04-     <1>
   973 00000998 [940C]01001E04-     <1>
   973 0000099E [9F0C]01002B04-     <1>
   973 000009A4 [AD0C]02002A04-     <1>
   973 000009AA [BC0C]01003704-     <1>
   973 000009B0 [CC0C]01003F04-     <1>
   973 000009B6 [DD0C]01004704-     <1>
   973 000009BC [EC0C]01006104-     <1>
   973 000009C2 [FD0C]01006404-     <1>
   973 000009C8 [070D]0100A504-     <1>
   973 000009CE [9F0C]0100B104-     <1>
   973 000009D4 [AD0C]0100B504-     <1>
   973 000009DA [5C0C]0100D004-     <1>
   973 000009E0 [5C0C]0100D604-     <1>
   973 000009E6 [940C]01003806-     <1>
   973 000009EC [2D0D]0100C707-     <1>
   973 000009F2 [500D]0100F007-     <1>
   973 000009F8 [530C]01001208-     <1>
   973 000009FE [9F0C]01002508-     <1>
   973 00000A04 [750D]01012B08-     <1>
   973 00000A0A [860D]0000          <1>
   974                              <1> 
   975                              <1> 	align 2, db 0
   976                              <1> internalcodetocoderelocations:
   977 00000A0E 9600E30015041A0422- <1> 	dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
   977 00000A17 042704A104AD04B804- <1>
   977 00000A20 CB04D204E107EB0708- <1>
   977 00000A29 080E0845080000      <1>
   978                              <1> 
   979                              <1> 	align 2, db 0
   980                              <1> internalcodetodatarelocations:
   981 00000A30 E700EC00F6000A010F- <1> 	dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
   981 00000A39 0144015A016B016E01- <1>
   981 00000A42 74018C019201B301DB- <1>
   981 00000A4B 01E201E90142025102- <1>
   981 00000A54 5A026102670273027B- <1>
   981 00000A5D 028A02A402BA02C102- <1>
   981 00000A66 FD0202030A03110319- <1>
   981 00000A6F 032103300300045404- <1>
   981 00000A78 7804860489048F0492- <1>
   981 00000A81 04DC040000          <1>
   982                              <1> 
   983                              <1> 	align 2, db 0
   984                              <1> internaldatatocoderelocations:
   985 00000A86 2804FFFF            <1> 	dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
   986                              <1> 
   987                              <1> 	align 2, db 0
   988                              <1> internaldatatodatarelocations:
   989 00000A8A C800CA00CE00D200D6- <1> 	dw INTERNAL_DATA_TO_DATA_RELOCATIONS, -1
   989 00000A93 00D800DA00DC00DE00- <1>
   989 00000A9C 2404FFFF            <1>
   990                              <1> 
   991                              <1> %if _ELD_LINKER_PASSES
   992                              <1> 	align 2, db 0
   993                              <1> linkerlinkerdatarelocations:
   994 00000AA0 01001B06[940C]0100- <1> 	dw LINK_LINKER_DATA_RELOCATIONS, 0
   994 00000AA8 4706[940C]01008B06- <1>
   994 00000AB0 [720C]01007507-     <1>
   994 00000AB6 [3F0D]0000          <1>
   995                              <1> 
   996                              <1> 	align 2, db 0
   997                              <1> internallinkercodetocoderelocations:
   998 00000ABA 21064D06610672069D- <1> 	dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
   998 00000AC3 060000              <1>
   999                              <1> 
  1000                              <1> 	align 2, db 0
  1001                              <1> internallinkercodetodatarelocations:
  1002 00000AC6 0000                <1> 	dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
  1003                              <1> 
  1004                              <1> 	align 2, db 0
  1005                              <1> internallinkerdatatocoderelocations:
  1006 00000AC8 FFFF                <1> 	dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
  1007                              <1> 
  1008                              <1> 	align 2, db 0
  1009                              <1> internallinkerdatatodatarelocations:
  1010 00000ACA FFFF                <1> 	dw INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, -1
  1011                              <1> %endif
  1012                              <1> 
  1013                              <1> %if ELDOTHER
  1014                              <1> 	align 2, db 0
  1015                              <1> linkerotherdatarelocations:
  1016                              <1> 	dw LINK_OTHER_DATA_RELOCATIONS, 0
  1017                              <1> 
  1018                              <1>  %ifnidn LINK_OTHER_LINKER_DATA_RELOCATIONS, ""
  1019                              <1>   %error Other linker data links not supported
  1020                              <1>  %endif
  1021                              <1> %endif
  1022                              <1> 
  1023                              <1> %if ELDOTHER || ELDHINT
  1024                              <1> 	align 2, db 0
  1025                              <1> debuggeramissig:
  1026 00000ACC 65636D20<rep 5h>    <1> 		fill 8, 32, db "ecm"
  1027 00000AD4 6C446562756720-     <1> 		fill 8, 32, db "lDebug"
  1027 00000AD4 <rep 2h>            <1>
  1028                              <1> %endif
  1029                              <1> 
  1030                              <1> %ifnidni _LISTING, ""
  1031                              <1> listmsg:
  1032 00000ADC 547261634C6973742D- <1> .hint:		db "TracList-add-offset=",_LISTING,"::"
  1032 00000AE5 6164642D6F66667365- <1>
  1032 00000AEE 743D782E6C73743A3A  <1>
  1033 00000AF7 2D2D2D2D680D0A00    <1> .hint.offset:	asciz "----h",13,10
  1034                              <1> %endif
  1035                              <1> 
  1036 00000AFF 30CD0C636D64335F6E- <1> 	eldcall_dump_names ELDCALL_CODE_NAMES
  1036 00000B08 6F745F657874BB7A12- <1>
  1036 00000B11 7661725F6578745F73- <1>
  1036 00000B1A 657475705F646F6E65- <1>
  1036 00000B23 2C9A15696E7463616C- <1>
  1036 00000B2C 6C5F6578745F726574- <1>
  1036 00000B35 75726E5F6573A7AA05- <1>
  1036 00000B3E 6572726F72D5550973- <1>
  1036 00000B47 6B6970636F6D6D61F1- <1>
  1036 00000B50 230975707065726361- <1>
  1036 00000B59 736529EF09736B6970- <1>
  1036 00000B62 7768697465E83A0669- <1>
  1036 00000B6B 73656F6C3FBABD0463- <1>
  1036 00000B74 6D643303C309697373- <1>
  1036 00000B7D 7472696E673FDDB906- <1>
  1036 00000B86 63686B656F6C289004- <1>
  1036 00000B8F 6973706D5512057075- <1>
  1036 00000B98 74737AB21205736574- <1>
  1036 00000BA1 72633FE80767657477- <1>
  1036 00000BAA 6F7264848107686578- <1>
  1036 00000BB3 776F7264A45509736B- <1>
  1036 00000BBC 6970636F6D6D303D82- <1>
  1036 00000BC5 076765746279746582- <1>
  1036 00000BCE 1B0768657862797465- <1>
  1036 00000BD7 6FA20D707574736C69- <1>
  1036 00000BE0 6E655F63726C669869- <1>
  1036 00000BE9 06696E7463686BD0BB- <1>
  1036 00000BF2 1A636F70795F73696E- <1>
  1036 00000BFB 676C655F636F756E74- <1>
  1036 00000C04 65645F737472696E67- <1>
  1036 00000C0D 21300A63616C6C5F69- <1>
  1036 00000C16 6E743244B774087365- <1>
  1036 00000C1F 746573326478        <1>
  1037 00000C25 C30B076C617374636D- <1> 	link_data_dump_names LINK_DATA_NAMES
  1037 00000C2E 646B5D06646D79636D- <1>
  1037 00000C37 6454400D6D73672E75- <1>
  1037 00000C40 6E696E7374616C6CEB- <1>
  1037 00000C49 420865787464737365- <1>
  1037 00000C52 6CD52D066578747365- <1>
  1037 00000C5B 6797B6136578745F63- <1>
  1037 00000C64 6F6D6D616E645F6861- <1>
  1037 00000C6D 6E646C657284E3086C- <1>
  1037 00000C76 696E655F6F7574FDFC- <1>
  1037 00000C7F 067073706462678D71- <1>
  1037 00000C88 0B6D73672E696E7374- <1>
  1037 00000C91 616C6C5ABC086F7074- <1>
  1037 00000C9A 696F6E7337E7D30B65- <1>
  1037 00000CA3 78747365675F757365- <1>
  1037 00000CAC 64B2400C6578746461- <1>
  1037 00000CB5 74615F757365646651- <1>
  1037 00000CBE 0D7661725F6578745F- <1>
  1037 00000CC7 73657475702E6B0E65- <1>
  1037 00000CD0 78745F7661725F666F- <1>
  1037 00000CD9 726D6174F8B40C6578- <1>
  1037 00000CE2 745F7661725F73697A- <1>
  1037 00000CEB 658FC30E6578745F76- <1>
  1037 00000CF4 61725F616D6F756E74- <1>
  1037 00000CFD E8B4076578745F7661- <1>
  1037 00000D06 72C4E2236973766172- <1>
  1037 00000D0F 6961626C655F6D6F72- <1>
  1037 00000D18 65627974655F6E616D- <1>
  1037 00000D21 65686561646572732E- <1>
  1037 00000D2A 65787455030F627569- <1>
  1037 00000D33 6C645F6F7074696F6E- <1>
  1037 00000D3C 5F504D68440E6C696E- <1>
  1037 00000D45 6B63616C6C5F746162- <1>
  1037 00000D4E 6C65F09E227472795F- <1>
  1037 00000D57 64656275676765725F- <1>
  1037 00000D60 616D69735F6D756C74- <1>
  1037 00000D69 69706C65785F6E756D- <1>
  1037 00000D72 626572CB510E696E74- <1>
  1037 00000D7B 65726E616C666C6167- <1>
  1037 00000D84 7334688C15616D6973- <1>
  1037 00000D8D 5F6D756C7469706C65- <1>
  1037 00000D96 785F6E756D626572    <1>
  1038                              <1> %if ELDOTHER
  1039                              <1> 	link_data_dump_names LINK_OTHER_DATA_NAMES
  1040                              <1> %endif
  1041                              <1> 
  1042                              <1> lmsg:
  1043                              <1> %if _ELD_LINKER_PASSES
  1044                              <1> %if _ELDCALL_OPTIONAL
  1045 00000D9E 214F7074696F6E616C- <1> .warning_code_optional:		counted "Optional code link missing, hash="
  1045 00000DA7 20636F6465206C696E- <1>
  1045 00000DB0 6B206D697373696E67- <1>
  1045 00000DB9 2C20686173683D      <1>
  1046                              <1> %endif
  1047 00000DC0 214F7074696F6E616C- <1> .warning_data_optional:		counted "Optional data link missing, hash="
  1047 00000DC9 2064617461206C696E- <1>
  1047 00000DD2 6B206D697373696E67- <1>
  1047 00000DDB 2C20686173683D      <1>
  1048 00000DE2 1844617461206C696E- <1> .error_data:			counted "Data link missing, hash="
  1048 00000DEB 6B206D697373696E67- <1>
  1048 00000DF4 2C20686173683D      <1>
  1049 00000DFB 18436F6465206C696E- <1> .error_code:			counted "Code link missing, hash="
  1049 00000E04 6B206D697373696E67- <1>
  1049 00000E0D 2C20686173683D      <1>
  1050 00000E14 0A682C206C6162656C- <1> .error.2:			counted "h, label ",'"'
  1050 00000E1D 2022                <1>
  1051                              <1> %endif
  1052                              <1> %if ELDOTHER
  1053                              <1> .no_other:		asciz "ELD linker: No other link info found!",13,10
  1054                              <1> .error_other:		asciz "ELD linker: Other link info unknown format!",13,10
  1055                              <1> %endif
  1056                              <1> 
  1057 00000E1F 00                  <1> 	align 16, db 0
   539                                  
   540                                  	align 16
   541                                  code_size equ $ - code
