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66 lines
2.3 KiB
66 lines
2.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/*************************************************************************** |
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* WT register offsets. |
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* |
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* Wed Oct 22 13:50:20 2003 |
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* Copyright 2003 mjander |
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* [email protected] |
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****************************************************************************/ |
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#ifndef _AU88X0_WT_H |
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#define _AU88X0_WT_H |
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/* WT channels are grouped in banks. Each bank has 0x20 channels. */ |
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/* Bank register address boundary is 0x8000 */ |
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#define NR_WT_PB 0x20 |
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/* WT bank base register (as dword address). */ |
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#define WT_BAR(x) (((x)&0xffe0)<<0x8) |
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#define WT_BANK(x) (x>>5) |
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/* WT Bank registers */ |
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#define WT_CTRL(bank) (((((bank)&1)<<0xd) + 0x00)<<2) /* 0x0000 */ |
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#define WT_SRAMP(bank) (((((bank)&1)<<0xd) + 0x01)<<2) /* 0x0004 */ |
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#define WT_DSREG(bank) (((((bank)&1)<<0xd) + 0x02)<<2) /* 0x0008 */ |
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#define WT_MRAMP(bank) (((((bank)&1)<<0xd) + 0x03)<<2) /* 0x000c */ |
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#define WT_GMODE(bank) (((((bank)&1)<<0xd) + 0x04)<<2) /* 0x0010 */ |
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#define WT_ARAMP(bank) (((((bank)&1)<<0xd) + 0x05)<<2) /* 0x0014 */ |
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/* WT Voice registers */ |
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#define WT_STEREO(voice) ((WT_BAR(voice)+ 0x20 +(((voice)&0x1f)>>1))<<2) /* 0x0080 */ |
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#define WT_MUTE(voice) ((WT_BAR(voice)+ 0x40 +((voice)&0x1f))<<2) /* 0x0100 */ |
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#define WT_RUN(voice) ((WT_BAR(voice)+ 0x60 +((voice)&0x1f))<<2) /* 0x0180 */ |
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/* Some kind of parameters. */ |
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/* PARM0, PARM1 : Filter (0xFF000000), SampleRate (0x0000FFFF) */ |
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/* PARM2, PARM3 : Still unknown */ |
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#define WT_PARM(x,y) (((WT_BAR(x))+ 0x80 +(((x)&0x1f)<<2)+(y))<<2) /* 0x0200 */ |
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#define WT_DELAY(x,y) (((WT_BAR(x))+ 0x100 +(((x)&0x1f)<<2)+(y))<<2) /* 0x0400 */ |
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/* Numeric indexes used by SetReg() and GetReg() */ |
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#if 0 |
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enum { |
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run = 0, /* 0 W 1:run 0:stop */ |
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parm0, /* 1 W filter, samplerate */ |
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parm1, /* 2 W filter, samplerate */ |
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parm2, /* 3 W */ |
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parm3, /* 4 RW volume. This value is calculated using floating point ops. */ |
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sramp, /* 5 W */ |
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mute, /* 6 W 1:mute, 0:unmute */ |
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gmode, /* 7 RO Looks like only bit0 is used. */ |
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aramp, /* 8 W */ |
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mramp, /* 9 W */ |
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ctrl, /* a W */ |
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delay, /* b W All 4 values are written at once with same value. */ |
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dsreg, /* c (R)W */ |
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} wt_reg; |
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#endif |
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typedef struct { |
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u32 parm0; /* this_1E4 */ |
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u32 parm1; /* this_1E8 */ |
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u32 parm2; /* this_1EC */ |
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u32 parm3; /* this_1F0 */ |
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u32 this_1D0; |
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} wt_voice_t; |
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#endif /* _AU88X0_WT_H */ |
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/* End of file */
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