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- /*
- * audio.h --
- *
- * This file defines the device-dependent IOControl calls and related
- * structures for audio devices, which are used on Sparc's.
- *
- * Copyright 1990 Regents of the University of California
- * Permission to use, copy, modify, and distribute this
- * software and its documentation for any purpose and without
- * fee is hereby granted, provided that the above copyright
- * notice appear in all copies. The University of California
- * makes no representations about the suitability of this
- * software for any purpose. It is provided "as is" without
- * express or implied warranty.
- *
- * $Header: /sprite/src/lib/include/dev/RCS/audio.h,v 1.2 89/07/18 17:21:30 ouster Exp $ SPRITE (Berkeley)
- */
-
- #ifndef _AUDIO
- #define _AUDIO
-
- /*
- * Constants: these are the IOControl operations defined for audio.
- */
-
- #define IOC_AUDIO (13 << 16)
-
- #define IOC_AUDIO_GETREG (IOC_AUDIO | 0x1)
- #define IOC_AUDIO_SETREG (IOC_AUDIO | 0x2)
- #define IOC_AUDIO_READSTART (IOC_AUDIO | 0x3)
- #define IOC_AUDIO_STOP (IOC_AUDIO | 0x4)
- #define IOC_AUDIO_PAUSE (IOC_AUDIO | 0x5)
- #define IOC_AUDIO_RESUME (IOC_AUDIO | 0x6)
- #define IOC_AUDIO_READQ (IOC_AUDIO | 0x7)
- #define IOC_AUDIO_WRITEQ (IOC_AUDIO | 0x8)
- #define IOC_AUDIO_GETQSIZE (IOC_AUDIO | 0x9)
- #define IOC_AUDIO_SETQSIZE (IOC_AUDIO | 0xa)
- #endif _AUDIO
-