; TASM defines for PMC v1.01 by Tran (a.k.a Thomas Pytel).
; Segment defines
_TEXT segment dword public use32 'CODE'
_TEXT ends
_DATA segment dword public use32 'DATA'
_DATA ends
_BSS segment dword public use32 'BSS'
_BSS ends
DGROUP group _DATA, _BSS
assume cs:_TEXT, ds:DGROUP, es:DGROUP, ss:DGROUP
_TEXTseg macro
_TEXT segment dword public use32 'CODE'
assume cs:_TEXT, ds:DGROUP, es:DGROUP, ss:DGROUP
endm
_DATAseg equ _DATA segment dword public use32 'DATA'
_BSSseg equ _BSS segment dword public use32 'BSS'
; Basic types
NULL = 0
FALSE = 0
TRUE = 1
; General macros
rlp macro reg,p
mov ®,&p
sub ®,_database
endm
lnp macro reg,p
mov ®,&p
add ®,_database
endm
dcp macro reg,p
mov ®,&p
add ®,_code_data
endm
cdp macro reg,p
mov ®,&p
add ®,_data_code
endm
; Memory and addresses
SEGOFF struc
sgoff dw ?
sgseg dw ?
ends
SELOFF struc
sloff dd ?
slsel dw ?
ends
MEMBLOCK struc
mbbase dd ?
mbsize dd ?
mbhandle dd ?
ends
WALKMBINF struc
wmbiadx dd ?
wmbisize dd ?
wmbiflags db ?
ends
; Selectors and descriptors
DESCRIPTOR struc
dsclimit_l dw ?
dscbase_l dw ?
dscbase_m db ?
dscaccess dw ?
dscbase_h db ?
ends
; Register data structure
REGSTRUCT struc
rsEDI label dword
rsDI dw ?,?
rsESI label dword
rsSI dw ?,?
rsEBP label dword
rsBP dw ?,?
rsRESERVED dd ?
rsEBX label dword
rsBX label word
rsBL db ?
rsBH db ?,?,?
rsEDX label dword
rsDX label word
rsDL db ?
rsDH db ?,?,?
rsECX label dword
rsCX label word
rsCL db ?
rsCH db ?,?,?
rsEAX label dword
rsAX label word
rsAL db ?
rsAH db ?,?,?
rsFLAGS dw ?
rsES dw ?
rsDS dw ?
rsFS dw ?
rsGS dw ?
rsCSIP label dword
rsIP dw ?
rsCS dw ?
rsSSSP label dword
rsSP dw ?
rsSS dw ?
enDS
fCF = 0001h
fPF = 0004h
fAF = 0010h
fZF = 0040h
fSF = 0080h
fIF = 0200h
fDF = 0400h
fOF = 0800h
fSTD = fCF or fPF or fZF or fSF or fOF
; System variables, directly accessible in real mode in _DATA
extrn _codebase : dword
extrn _database : dword
extrn _pspbase : dword
extrn _envbase : dword
extrn _codesel : dword
extrn _datasel : dword
extrn _pspsel : dword
extrn _envsel : dword
extrn _zerosel : dword
extrn __TEXTseg : dword
extrn __DATAseg : dword
extrn __BSSseg : dword
extrn _pspseg : dword
extrn _envseg : dword
extrn _zeroptr : dword
extrn _data_code : dword
extrn _code_data : dword
extrn _osversion : dword
extrn _osminor : byte
extrn _osmajor : byte
extrn _DPMIversion : dword
extrn _DPMIminor : byte
extrn _DPMImajor : byte
extrn _CPL : dword
extrn _selinc : dword
extrn _PMtype : dword
extrn _processor : dword
extrn _PICtable : byte
extrn _PICmaster : byte
extrn _PICslave : byte
extrn _rmstate : dword
extrn _rmswitch : dword
extrn _pmstate : fword
extrn _pmswitch : fword
extrn _statesize : dword
extrn _pmcrmnoregs : dword
extrn _pmcrmregs : dword
extrn _pmcrminoregs : dword
extrn _pmcrmiregs : dword
extrn _rmcpmnoregs : dword
extrn _rmcpmregs : dword
extrn _rmcpminoregs : dword
extrn _rmcpmiregs : dword
extrn _pmstacklen : dword
extrn _pmstackbase : dword
extrn _pmstacktop : dword
extrn _rmstacklen : dword
extrn _rmstackbase : dword
extrn _rmstacktop : dword
extrn _lowheapblock : dword
extrn _extheapblock : dword
extrn _rs : dword
; Possibly above first 64k of _DATA, not accessible directly in real mode
extrn __PMpagetables : dword
extrn __PMselectors : dword
extrn __PMrmstacklen : dword
extrn __PMpmstacklen : dword
extrn __PMrmstacks : dword
extrn __PMpmstacks : dword
extrn __PMcallbacks : dword
extrn __pmcrmstacklen : dword
extrn __pmcrmstacks : dword
extrn __rmcpmstacklen : dword
extrn __rmcpmstacks : dword
extrn __stklen : dword
extrn __lowheaplen : dword
extrn __extheapmin : dword
extrn __extheapmax : dword
extrn __minosversion : dword
extrn __lowbufptr : dword
extrn __lowbuflen : dword
; DPMI function error codes
_DPMI09ERROR = -32768
_DPMIUNSUPPORTED = -32767
_DPMIBADSTATE = -32766
_DPMISYSINTEGRITY = -32765
_DPMIDEADLOCK = -32764
_DPMICANCELLED = -32763
_DPMINORESOURCE = -32752
_DPMINODESCRIPTOR = -32751
_DPMINOLINEARMEM = -32750
_DPMINOPHYSICALMEM = -32749
_DPMINOBACKINGSTORE = -32748
_DPMINOCALLBACK = -32747
_DPMINOHANDLE = -32746
_DPMILOCKEXCEEDED = -32745
_DPMIRESOURCEEXCLUSIVE = -32744
_DPMIRESOURCESHARED = -32743
_DPMIBADVALUE = -32735
_DPMIBADSELECTOR = -32734
_DPMIBADHANDLE = -32733
_DPMIBADCALLBACK = -32732
_DPMIBADLINEARADDRESS = -32731
_DPMIBADREQUEST = -32730
; DOS function error codes
_DOSBADFUNCTION = -65535
_DOSBADFILE = -65534
_DOSBADPATH = -65533
_DOSNOHANDLES = -65532
_DOSACCESSDENIED = -65531
_DOSBADHANDLE = -65530
_DOSNOMEM = -65528
_DOSBADENV = -65526
_DOSBADFORMAT = -65525
_DOSBADACCESSCODE = -65524
_DOSBADDRIVE = -65521
_DOSCURRENTDIR = -65520
_DOSNOTSAMEDEVICE = -65519
_DOSNOMOREFILES = -65518
; File open mode codes
RDONLY = 0
WRONLY = 1
RDWR = 2
; File seek from codes
SEEK_SET = 0
SEEK_CUR = 1
SEEK_END = 2
; File find attributes and mode
FA_NORMAL = 000h
FA_RDONLY = 001h
FA_HIDDEN = 002h
FA_SYSTEM = 004h
FA_LABEL = 008h
FA_DIREC = 010h
FA_ARCH = 020h
FF_FIRST = 04eh
FF_NEXT = 04fh
; IRQ mask values
IRQENABLED = 0
IRQDISABLED = 1
; Code stub types
RMSTUBINRI = 0
RMSTUBINRC = 1
RMSTUBFNRI = 2
RMSTUBFNRC = 3
RMSTUBIRI = 4
RMSTUBIRC = 5
RMSTUBFRI = 6
RMSTUBFRC = 7
RMSTUBNRLEN = 020h
RMSTUBRLEN = 0c0h
PMSTUBLEN = 048h
CBSTUBLEN = 038h
; IRQ types
IRQI = 0
IRQC = 1
IRQOWN = 2
IRQILEN = RMSTUBNRLEN
IRQCLEN = RMSTUBNRLEN + PMSTUBLEN
IRQOWNLEN = 0
