1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/***************************************************************************
3 *            au88x0_a3d.h
4 *
5 *  Fri Jul 18 14:16:03 2003
6 *  Copyright  2003  mjander
7 *  mjander@users.sourceforge.net
8 ****************************************************************************/
9
10/*
11 */
12
13#ifndef _AU88X0_A3D_H
14#define _AU88X0_A3D_H
15
16//#include <openal.h>
17
18#define HRTF_SZ 0x38
19#define DLINE_SZ 0x28
20
21#define CTRLID_HRTF		1
22#define CTRLID_ITD		2
23#define CTRLID_ILD		4
24#define CTRLID_FILTER	8
25#define CTRLID_GAINS	16
26
27/* 3D parameter structs */
28typedef unsigned short int a3d_Hrtf_t[HRTF_SZ];
29typedef unsigned short int a3d_ItdDline_t[DLINE_SZ];
30typedef unsigned short int a3d_atmos_t[5];
31typedef unsigned short int a3d_LRGains_t[2];
32typedef unsigned short int a3d_Itd_t[2];
33typedef unsigned short int a3d_Ild_t[2];
34
35typedef struct {
36	void *vortex;		// Formerly CAsp4HwIO*, now vortex_t*.
37	unsigned int source;	/* this_04 */
38	unsigned int slice;	/* this_08 */
39	a3d_Hrtf_t hrtf[2];
40	a3d_Itd_t itd;
41	a3d_Ild_t ild;
42	a3d_ItdDline_t dline;
43	a3d_atmos_t filter;
44} a3dsrc_t;
45
46/* First Register bank */
47
48#define A3D_A_HrtfCurrent	0x18000	/* 56 ULONG */
49#define A3D_A_GainCurrent	0x180E0
50#define A3D_A_GainTarget	0x180E4
51#define A3D_A_A12Current	0x180E8	/* Atmospheric current. */
52#define A3D_A_A21Target		0x180EC	/* Atmospheric target */
53#define A3D_A_B01Current	0x180F0	/* Atmospheric current */
54#define A3D_A_B10Target		0x180F4	/* Atmospheric target */
55#define A3D_A_B2Current		0x180F8	/* Atmospheric current */
56#define A3D_A_B2Target		0x180FC	/* Atmospheric target */
57#define A3D_A_HrtfTarget	0x18100	/* 56 ULONG */
58#define A3D_A_ITDCurrent	0x181E0
59#define A3D_A_ITDTarget		0x181E4
60#define A3D_A_HrtfDelayLine	0x181E8	/* 56 ULONG */
61#define A3D_A_ITDDelayLine	0x182C8	/* 40/45 ULONG */
62#define A3D_A_HrtfTrackTC	0x1837C	/* Time Constants */
63#define A3D_A_GainTrackTC	0x18380
64#define A3D_A_CoeffTrackTC	0x18384
65#define A3D_A_ITDTrackTC	0x18388
66#define A3D_A_x1			0x1838C
67#define A3D_A_x2			0x18390
68#define A3D_A_y1			0x18394
69#define A3D_A_y2			0x18398
70#define A3D_A_HrtfOutL		0x1839C
71#define A3D_A_HrtfOutR		0x183A0
72#define 	A3D_A_TAIL		0x183A4
73
74/* Second register bank */
75#define A3D_B_HrtfCurrent	0x19000	/* 56 ULONG */
76#define A3D_B_GainCurrent	0x190E0
77#define A3D_B_GainTarget	0x190E4
78#define A3D_B_A12Current	0x190E8
79#define A3D_B_A21Target		0x190EC
80#define A3D_B_B01Current	0x190F0
81#define A3D_B_B10Target		0x190F4
82#define A3D_B_B2Current		0x190F8
83#define A3D_B_B2Target		0x190FC
84#define A3D_B_HrtfTarget	0x19100	/* 56 ULONG */
85#define A3D_B_ITDCurrent	0x191E0
86#define A3D_B_ITDTarget		0x191E4
87#define A3D_B_HrtfDelayLine	0x191E8	/* 56 ULONG */
88#define 	A3D_B_TAIL		0x192C8
89
90/* There are 4 slices, 4 a3d each = 16 a3d sources. */
91#define A3D_SLICE_BANK_A		0x18000	/* 4 sources */
92#define A3D_SLICE_BANK_B		0x19000	/* 4 sources */
93#define A3D_SLICE_VDBDest		0x19C00	/* 8 ULONG */
94#define A3D_SLICE_VDBSource		0x19C20	/* 4 ULONG */
95#define A3D_SLICE_ABReg			0x19C30
96#define A3D_SLICE_CReg			0x19C34
97#define A3D_SLICE_Control		0x19C38
98#define A3D_SLICE_DebugReserved	0x19C3c	/* Dangerous! */
99#define A3D_SLICE_Pointers		0x19C40
100#define 	A3D_SLICE_TAIL		0x1A000
101
102// Slice size: 0x2000
103// Source size: 0x3A4, 0x2C8
104
105/* Address generator macro. */
106#define a3d_addrA(slice,source,reg) (((slice)<<0xd)+((source)*0x3A4)+(reg))
107#define a3d_addrB(slice,source,reg) (((slice)<<0xd)+((source)*0x2C8)+(reg))
108#define a3d_addrS(slice,reg) (((slice)<<0xd)+(reg))
109//#define a3d_addr(slice,source,reg) (((reg)>=0x19000) ? a3d_addr2((slice),(source),(reg)) : a3d_addr1((slice),(source),(reg)))
110
111#endif				/* _AU88X0_A3D_H */
112