IFND     DEVICES_PARALLEL_I
DEVICES_PARALLEL_I SET 1
**
**      $Filename: devices/parallel.i $
**      $Release: 2.04 Includes, V37.4 $
**      $Revision: 34.9 $
**      $Date: 89/05/25 $
**
**      external declarations for the parallel device
**
**      (C) Copyright 1985-1999 Amiga, Inc.
**          All Rights Reserved
**
    IFND     EXEC_IO_I
    include "exec/io.i"
    ENDC    !EXEC_IO_I

*--------------------------------------------------------------------
*
* Driver error definitions
*
*--------------------------------------------------------------------

ParErr_DevBusy          EQU     1
ParErr_BufTooBig                EQU     2
ParErr_InvParam         EQU     3
ParErr_LineErr          EQU     4
ParErr_NotOpen          EQU     5
ParErr_PortReset        EQU     6
ParErr_InitErr          EQU     7

*--------------------------------------------------------------------
*
* Useful constants
*
*--------------------------------------------------------------------
*
PDCMD_QUERY        EQU     CMD_NONSTD
PDCMD_SETPARAMS    EQU     CMD_NONSTD+1
Par_DEVFINISH      EQU     10        ; number of device comands
*
*--------------------------------------------------------------------
*
* Driver Specific Commands
*
*--------------------------------------------------------------------

PARALLELNAME:   MACRO
                dc.b    'parallel.device',0
                ds.w    0
                ENDM

        BITDEF  PAR,SHARED,5      ; PARFLAGS non-exclusive access
        BITDEF  PAR,SLOWMODE,4    ;    "     slow mode selected bit
        BITDEF  PAR,FASTMODE,3    ;    "     fast mode selected bit
        BITDEF  PAR,RAD_BOOGIE,3  ;    "     for backward compatibility
        BITDEF  PAR,ACKMODE,2     ;    "     ACK handshaking selected bit
        BITDEF  PAR,EOFMODE,1     ;    "     EOF mode enabled bit
        BITDEF  IOPAR,QUEUED,6    ; IO_FLAGS rqst-queued bit
        BITDEF  IOPAR,ABORT,5     ;    "     rqst-aborted bit
        BITDEF  IOPAR,ACTIVE,4    ;    "     rqst-qued-or-current bit
        BITDEF  IOPT,RWDIR,3      ; IO_STATUS read=0,write=1
        BITDEF  IOPT,PARSEL,2     ;    "     printer selected on the A1000
                                  ; printer selected & serial "Ring Indicator" on
                                  ; the A500/A2000.  Be careful when making cables.
        BITDEF  IOPT,PAPEROUT,1   ;    "     paper out
        BITDEF  IOPT,PARBUSY,0    ;    "     printer in busy toggle
;Note: Previous versions of this include file had bits 0 and 2 swapped
*
************************************************************************

 STRUCTURE PTERMARRAY,0
        ULONG    PTERMARRAY_0
        ULONG    PTERMARRAY_1
        LABEL    PTERMARRAY_SIZE

*****************************************************************
*  CAUTION !!!  IF YOU ACCESS the parallel.device, you MUST (!!!!) use an
*  IOEXTPAR-sized structure or you may overlay innocent memory, okay ?!
*****************************************************************

 STRUCTURE IOEXTPAR,IOSTD_SIZE

*     STRUCT   MsgNode
*   0   APTR     Succ
*   4   APTR     Pred
*   8   UBYTE    Type
*   9   UBYTE    Pri
*   A   APTR     Name
*   E   APTR     ReplyPort
*  12   UWORD    MNLength
*     STRUCT   IOExt
*  14   APTR     IO_DEVICE
*  18   APTR     IO_UNIT
*  1C   UWORD    IO_COMMAND
*  1E   UBYTE    IO_FLAGS
*  1F   UBYTE    IO_ERROR
*     STRUCT   IOStdExt
*  20   ULONG    IO_ACTUAL
*  24   ULONG    IO_LENGTH
*  28   APTR     IO_DATA
*  2C   ULONG    IO_OFFSET
*

*
*  30
        ULONG   IO_PEXTFLAGS    ; (not used) flag extension area
        UBYTE   IO_PARSTATUS    ; device status (see bit defs above)
        UBYTE   IO_PARFLAGS     ; see PARFLAGS bit definitions above
        STRUCT  IO_PTERMARRAY,PTERMARRAY_SIZE ; termination char array
        LABEL   IOEXTPar_SIZE

****************************************************************************

    ENDC    !DEVICES_PARALLEL_I