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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/sound/pci/au88x0/au88x0_a3d.h
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/* SPDX-License-Identifier: GPL-2.0-or-later */

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/***************************************************************************

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 *            au88x0_a3d.h

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 *

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 *  Fri Jul 18 14:16:03 2003

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 *  Copyright  2003  mjander

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 *  [email protected]

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 ****************************************************************************/

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/*

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 */

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#ifndef _AU88X0_A3D_H

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#define _AU88X0_A3D_H

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//#include <openal.h>

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#define HRTF_SZ 0x38

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#define DLINE_SZ 0x28

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#define CTRLID_HRTF		1

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#define CTRLID_ITD		2

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#define CTRLID_ILD		4

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#define CTRLID_FILTER	8

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#define CTRLID_GAINS	16

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/* 3D parameter structs */

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typedef unsigned short int a3d_Hrtf_t[HRTF_SZ];

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typedef unsigned short int a3d_ItdDline_t[DLINE_SZ];

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typedef unsigned short int a3d_atmos_t[5];

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typedef unsigned short int a3d_LRGains_t[2];

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typedef unsigned short int a3d_Itd_t[2];

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typedef unsigned short int a3d_Ild_t[2];

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typedef struct {

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	void *vortex;		// Formerly CAsp4HwIO*, now vortex_t*.

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	unsigned int source;	/* this_04 */

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	unsigned int slice;	/* this_08 */

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	a3d_Hrtf_t hrtf[2];

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	a3d_Itd_t itd;

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	a3d_Ild_t ild;

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	a3d_ItdDline_t dline;

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	a3d_atmos_t filter;

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} a3dsrc_t;

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/* First Register bank */

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#define A3D_A_HrtfCurrent	0x18000	/* 56 ULONG */

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#define A3D_A_GainCurrent	0x180E0

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#define A3D_A_GainTarget	0x180E4

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#define A3D_A_A12Current	0x180E8	/* Atmospheric current. */

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#define A3D_A_A21Target		0x180EC	/* Atmospheric target */

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#define A3D_A_B01Current	0x180F0	/* Atmospheric current */

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#define A3D_A_B10Target		0x180F4	/* Atmospheric target */

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#define A3D_A_B2Current		0x180F8	/* Atmospheric current */

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#define A3D_A_B2Target		0x180FC	/* Atmospheric target */

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#define A3D_A_HrtfTarget	0x18100	/* 56 ULONG */

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#define A3D_A_ITDCurrent	0x181E0

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#define A3D_A_ITDTarget		0x181E4

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#define A3D_A_HrtfDelayLine	0x181E8	/* 56 ULONG */

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#define A3D_A_ITDDelayLine	0x182C8	/* 40/45 ULONG */

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#define A3D_A_HrtfTrackTC	0x1837C	/* Time Constants */

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#define A3D_A_GainTrackTC	0x18380

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#define A3D_A_CoeffTrackTC	0x18384

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#define A3D_A_ITDTrackTC	0x18388

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#define A3D_A_x1			0x1838C

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#define A3D_A_x2			0x18390

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#define A3D_A_y1			0x18394

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#define A3D_A_y2			0x18398

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#define A3D_A_HrtfOutL		0x1839C

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#define A3D_A_HrtfOutR		0x183A0

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#define 	A3D_A_TAIL		0x183A4

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/* Second register bank */

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#define A3D_B_HrtfCurrent	0x19000	/* 56 ULONG */

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#define A3D_B_GainCurrent	0x190E0

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#define A3D_B_GainTarget	0x190E4

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#define A3D_B_A12Current	0x190E8

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#define A3D_B_A21Target		0x190EC

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#define A3D_B_B01Current	0x190F0

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#define A3D_B_B10Target		0x190F4

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#define A3D_B_B2Current		0x190F8

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#define A3D_B_B2Target		0x190FC

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#define A3D_B_HrtfTarget	0x19100	/* 56 ULONG */

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#define A3D_B_ITDCurrent	0x191E0

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#define A3D_B_ITDTarget		0x191E4

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#define A3D_B_HrtfDelayLine	0x191E8	/* 56 ULONG */

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#define 	A3D_B_TAIL		0x192C8

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/* There are 4 slices, 4 a3d each = 16 a3d sources. */

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#define A3D_SLICE_BANK_A		0x18000	/* 4 sources */

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#define A3D_SLICE_BANK_B		0x19000	/* 4 sources */

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#define A3D_SLICE_VDBDest		0x19C00	/* 8 ULONG */

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#define A3D_SLICE_VDBSource		0x19C20	/* 4 ULONG */

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#define A3D_SLICE_ABReg			0x19C30

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#define A3D_SLICE_CReg			0x19C34

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#define A3D_SLICE_Control		0x19C38

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#define A3D_SLICE_DebugReserved	0x19C3c	/* Dangerous! */

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#define A3D_SLICE_Pointers		0x19C40

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#define 	A3D_SLICE_TAIL		0x1A000

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// Slice size: 0x2000

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// Source size: 0x3A4, 0x2C8

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/* Address generator macro. */

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#define a3d_addrA(slice,source,reg) (((slice)<<0xd)+((source)*0x3A4)+(reg))

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#define a3d_addrB(slice,source,reg) (((slice)<<0xd)+((source)*0x2C8)+(reg))

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#define a3d_addrS(slice,reg) (((slice)<<0xd)+(reg))

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//#define a3d_addr(slice,source,reg) (((reg)>=0x19000) ? a3d_addr2((slice),(source),(reg)) : a3d_addr1((slice),(source),(reg)))

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#endif				/* _AU88X0_A3D_H */

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