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116 lines
3.4 KiB
C
116 lines
3.4 KiB
C
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/*====================================================================
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*
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* Copyright 1993, Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
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* Inc.; the contents of this file may not be disclosed to third
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* parties, copied or duplicated in any form, in whole or in part,
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* without the prior written permission of Silicon Graphics, Inc.
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*
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* RESTRICTED RIGHTS LEGEND:
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* Use, duplication or disclosure by the Government is subject to
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* restrictions as set forth in subdivision (c)(1)(ii) of the Rights
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* in Technical Data and Computer Software clause at DFARS
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* 252.227-7013, and/or in similar or successor clauses in the FAR,
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* DOD or NASA FAR Supplement. Unpublished - rights reserved under the
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* Copyright Laws of the United States.
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*====================================================================*/
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#ifndef __N_ABI__
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#define __N_ABI__
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/*
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* BEGIN C-specific section: (typedef's)
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*/
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#if defined(_LANGUAGE_C) || defined(_LANGUAGE_C_PLUS_PLUS)
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/*
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* Macros to assemble the audio command list
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*/
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#define n_aADPCMdec(pkt, s, f, c, a, d) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_ADPCM, 24, 8) | _SHIFTL(s, 0, 24)); \
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_a->words.w1 = (_SHIFTL(f, 28, 4) | _SHIFTL(c, 16, 12) | \
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_SHIFTL(a, 12, 4) | _SHIFTL(d, 0, 12)); \
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}
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#define n_aPoleFilter(pkt, f, g, t, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_POLEF, 24, 8) | _SHIFTL(f, 16, 8) | \
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_SHIFTL(g, 0, 16)); \
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_a->words.w1 = (_SHIFTL(t, 24, 8) | \
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_SHIFTL((unsigned int)(s), 0, 24)); \
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}
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#define n_aEnvMixer(pkt, f, t, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_ENVMIXER, 24, 8) | _SHIFTL(f, 16, 8) |\
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_SHIFTL(t, 0, 16)); \
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_a->words.w1 = (unsigned int)(s); \
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}
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#define n_aInterleave(pkt) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_INTERLEAVE, 24, 8); \
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}
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#define n_aLoadBuffer(pkt, c, d, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_LOADBUFF, 24, 8) | _SHIFTL(c, 12, 12)|\
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_SHIFTL(d, 0, 12)); \
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_a->words.w1 = (unsigned int)(s); \
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}
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#define n_aResample(pkt, s, f, p, i, o) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_RESAMPLE, 24, 8) | _SHIFTL(s, 0, 24));\
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_a->words.w1 = (_SHIFTL(f, 30, 2) | _SHIFTL(p, 14, 16) | \
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_SHIFTL(i, 2, 12) | _SHIFTL(o, 0, 2)); \
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}
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#define n_aSaveBuffer(pkt, c, d, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_SAVEBUFF, 24, 8) | _SHIFTL(c, 12, 12)|\
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_SHIFTL(d, 0, 12)); \
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_a->words.w1 = (unsigned int)(s); \
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}
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#define n_aSetVolume(pkt, f, v, t, r) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_SETVOL, 24, 8) | _SHIFTL(f, 16, 8) | \
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_SHIFTL(v, 0, 16)); \
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_a->words.w1 = _SHIFTL(t, 16, 16) | _SHIFTL(r, 0, 16); \
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}
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#define n_aLoadADPCM(pkt, c, d) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_LOADADPCM, 24, 8) | _SHIFTL(c, 0, 24); \
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_a->words.w1 = (unsigned int) d; \
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}
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#endif /* _LANGUAGE_C */
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#endif /* __N_ABI__ */
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