/* 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 */