IFND	DEVICES_AUDIO_I
DEVICES_AUDIO_I SET	1
**
**	$Filename: devices/audio.i $
**	$Release: 1.3 $
**
**	
**
**	(C) Copyright 1985,1986,1987,1988 Commodore-Amiga, Inc.
**	    All Rights Reserved
**

			IFND	EXEC_IO_I
			INCLUDE "exec/io.i"
			ENDC

AUDIONAME		MACRO
			DC.B	'audio.device',0
			ENDM

ADHARD_CHANNELS		EQU	4

ADALLOC_MINPREC		EQU	-128
ADALLOC_MAXPREC		EQU	127

ADCMD_FREE		EQU	CMD_NONSTD+0
ADCMD_SETPREC		EQU	CMD_NONSTD+1
ADCMD_FINISH		EQU	CMD_NONSTD+2
ADCMD_PERVOL		EQU	CMD_NONSTD+3
ADCMD_LOCK		EQU	CMD_NONSTD+4
ADCMD_WAITCYCLE		EQU	CMD_NONSTD+5
ADCMDB_NOUNIT		EQU	5
ADCMDF_NOUNIT		EQU	1<<5
ADCMD_ALLOCATE		EQU	ADCMDF_NOUNIT+0

ADIOB_PERVOL		EQU	4
ADIOF_PERVOL		EQU	1<<4
ADIOB_SYNCCYCLE		EQU	5
ADIOF_SYNCCYCLE		EQU	1<<5
ADIOB_NOWAIT		EQU	6
ADIOF_NOWAIT		EQU	1<<6
ADIOB_WRITEMESSAGE	EQU	7
ADIOF_WRITEMESSAGE	EQU	1<<7

ADIOERR_NOALLOCATION	EQU	-10
ADIOERR_ALLOCFAILED	EQU	-11
ADIOERR_CHANNELSTOLEN	EQU	-12
 
			STRUCTURE	IOAudio,IO_SIZE
			WORD	ioa_AllocKey
			APTR	ioa_Data
			ULONG	ioa_Length
			UWORD	ioa_Period
			UWORD	ioa_Volume
			UWORD	ioa_Cycles
			STRUCT	ioa_WriteMsg,MN_SIZE
			LABEL	ioa_SIZEOF

	ENDC	; DEVICES_AUDIO_I