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Diffstat (limited to '')
| -rw-r--r-- | sound/pci/au88x0/au88x0_wt.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/sound/pci/au88x0/au88x0_wt.h b/sound/pci/au88x0/au88x0_wt.h new file mode 100644 index 000000000..7b2cffad8 --- /dev/null +++ b/sound/pci/au88x0/au88x0_wt.h @@ -0,0 +1,66 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/*************************************************************************** + * WT register offsets. + * + * Wed Oct 22 13:50:20 2003 + * Copyright 2003 mjander + * mjander@users.sourceforge.org + ****************************************************************************/ +#ifndef _AU88X0_WT_H +#define _AU88X0_WT_H + +/* WT channels are grouped in banks. Each bank has 0x20 channels. */ +/* Bank register address boundary is 0x8000 */ + +#define NR_WT_PB 0x20 + +/* WT bank base register (as dword address). */ +#define WT_BAR(x) (((x)&0xffe0)<<0x8) +#define WT_BANK(x) (x>>5) +/* WT Bank registers */ +#define WT_CTRL(bank) (((((bank)&1)<<0xd) + 0x00)<<2) /* 0x0000 */ +#define WT_SRAMP(bank) (((((bank)&1)<<0xd) + 0x01)<<2) /* 0x0004 */ +#define WT_DSREG(bank) (((((bank)&1)<<0xd) + 0x02)<<2) /* 0x0008 */ +#define WT_MRAMP(bank) (((((bank)&1)<<0xd) + 0x03)<<2) /* 0x000c */ +#define WT_GMODE(bank) (((((bank)&1)<<0xd) + 0x04)<<2) /* 0x0010 */ +#define WT_ARAMP(bank) (((((bank)&1)<<0xd) + 0x05)<<2) /* 0x0014 */ +/* WT Voice registers */ +#define WT_STEREO(voice) ((WT_BAR(voice)+ 0x20 +(((voice)&0x1f)>>1))<<2) /* 0x0080 */ +#define WT_MUTE(voice) ((WT_BAR(voice)+ 0x40 +((voice)&0x1f))<<2) /* 0x0100 */ +#define WT_RUN(voice) ((WT_BAR(voice)+ 0x60 +((voice)&0x1f))<<2) /* 0x0180 */ +/* Some kind of parameters. */ +/* PARM0, PARM1 : Filter (0xFF000000), SampleRate (0x0000FFFF) */ +/* PARM2, PARM3 : Still unknown */ +#define WT_PARM(x,y) (((WT_BAR(x))+ 0x80 +(((x)&0x1f)<<2)+(y))<<2) /* 0x0200 */ +#define WT_DELAY(x,y) (((WT_BAR(x))+ 0x100 +(((x)&0x1f)<<2)+(y))<<2) /* 0x0400 */ + +/* Numeric indexes used by SetReg() and GetReg() */ +#if 0 +enum { + run = 0, /* 0 W 1:run 0:stop */ + parm0, /* 1 W filter, samplerate */ + parm1, /* 2 W filter, samplerate */ + parm2, /* 3 W */ + parm3, /* 4 RW volume. This value is calculated using floating point ops. */ + sramp, /* 5 W */ + mute, /* 6 W 1:mute, 0:unmute */ + gmode, /* 7 RO Looks like only bit0 is used. */ + aramp, /* 8 W */ + mramp, /* 9 W */ + ctrl, /* a W */ + delay, /* b W All 4 values are written at once with same value. */ + dsreg, /* c (R)W */ +} wt_reg; +#endif + +typedef struct { + u32 parm0; /* this_1E4 */ + u32 parm1; /* this_1E8 */ + u32 parm2; /* this_1EC */ + u32 parm3; /* this_1F0 */ + u32 this_1D0; +} wt_voice_t; + +#endif /* _AU88X0_WT_H */ + +/* End of file */ |