amos-professional/includes/exec/devices.i

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2020-04-26 00:58:13 +00:00
IFND EXEC_DEVICES_I
EXEC_DEVICES_I SET 1
**
** $Filename: exec/devices.i $
** $Release: 1.3 $
**
**
**
** (C) Copyright 1985,1986,1987,1988 Commodore-Amiga, Inc.
** All Rights Reserved
**
IFND EXEC_LIBRARIES_I
INCLUDE "exec/libraries.i"
ENDC ; EXEC_LIBRARIES_I
IFND EXEC_PORTS_I
INCLUDE "exec/ports.i"
ENDC ; EXEC_PORTS_I
*----------------------------------------------------------------
*
* Device Data Structure
*
*----------------------------------------------------------------
STRUCTURE DD,LIB_SIZE
LABEL DD_SIZE * identical to library
*----------------------------------------------------------------
*
* Suggested Unit Structure
*
*----------------------------------------------------------------
STRUCTURE UNIT,MP_SIZE * queue for requests
UBYTE UNIT_FLAGS
UBYTE UNIT_pad
UWORD UNIT_OPENCNT
LABEL UNIT_SIZE
*------ UNIT_FLAG definitions:
BITDEF UNIT,ACTIVE,0 * driver is active
BITDEF UNIT,INTASK,1 * running in driver's task
ENDC ; EXEC_DEVICES_I