11da177e4SLinus Torvalds /*************************************************************************** 21da177e4SLinus Torvalds * WT register offsets. 31da177e4SLinus Torvalds * 41da177e4SLinus Torvalds * Wed Oct 22 13:50:20 2003 51da177e4SLinus Torvalds * Copyright 2003 mjander 61da177e4SLinus Torvalds * mjander@users.sourceforge.org 71da177e4SLinus Torvalds ****************************************************************************/ 81da177e4SLinus Torvalds #ifndef _AU88X0_WT_H 91da177e4SLinus Torvalds #define _AU88X0_WT_H 101da177e4SLinus Torvalds 111da177e4SLinus Torvalds /* WT channels are grouped in banks. Each bank has 0x20 channels. */ 121da177e4SLinus Torvalds /* Bank register address boundary is 0x8000 */ 131da177e4SLinus Torvalds 141da177e4SLinus Torvalds #define NR_WT_PB 0x20 151da177e4SLinus Torvalds 161da177e4SLinus Torvalds /* WT bank base register (as dword address). */ 171da177e4SLinus Torvalds #define WT_BAR(x) (((x)&0xffe0)<<0x8) 181da177e4SLinus Torvalds #define WT_BANK(x) (x>>5) 191da177e4SLinus Torvalds /* WT Bank registers */ 201da177e4SLinus Torvalds #define WT_CTRL(bank) (((((bank)&1)<<0xd) + 0x00)<<2) /* 0x0000 */ 211da177e4SLinus Torvalds #define WT_SRAMP(bank) (((((bank)&1)<<0xd) + 0x01)<<2) /* 0x0004 */ 221da177e4SLinus Torvalds #define WT_DSREG(bank) (((((bank)&1)<<0xd) + 0x02)<<2) /* 0x0008 */ 231da177e4SLinus Torvalds #define WT_MRAMP(bank) (((((bank)&1)<<0xd) + 0x03)<<2) /* 0x000c */ 241da177e4SLinus Torvalds #define WT_GMODE(bank) (((((bank)&1)<<0xd) + 0x04)<<2) /* 0x0010 */ 251da177e4SLinus Torvalds #define WT_ARAMP(bank) (((((bank)&1)<<0xd) + 0x05)<<2) /* 0x0014 */ 261da177e4SLinus Torvalds /* WT Voice registers */ 271da177e4SLinus Torvalds #define WT_STEREO(voice) ((WT_BAR(voice)+ 0x20 +(((voice)&0x1f)>>1))<<2) /* 0x0080 */ 281da177e4SLinus Torvalds #define WT_MUTE(voice) ((WT_BAR(voice)+ 0x40 +((voice)&0x1f))<<2) /* 0x0100 */ 291da177e4SLinus Torvalds #define WT_RUN(voice) ((WT_BAR(voice)+ 0x60 +((voice)&0x1f))<<2) /* 0x0180 */ 301da177e4SLinus Torvalds /* Some kind of parameters. */ 311da177e4SLinus Torvalds /* PARM0, PARM1 : Filter (0xFF000000), SampleRate (0x0000FFFF) */ 321da177e4SLinus Torvalds /* PARM2, PARM3 : Still unknown */ 331da177e4SLinus Torvalds #define WT_PARM(x,y) (((WT_BAR(x))+ 0x80 +(((x)&0x1f)<<2)+(y))<<2) /* 0x0200 */ 341da177e4SLinus Torvalds #define WT_DELAY(x,y) (((WT_BAR(x))+ 0x100 +(((x)&0x1f)<<2)+(y))<<2) /* 0x0400 */ 351da177e4SLinus Torvalds 361da177e4SLinus Torvalds /* Numeric indexes used by SetReg() and GetReg() */ 371da177e4SLinus Torvalds #if 0 381da177e4SLinus Torvalds enum { 391da177e4SLinus Torvalds run = 0, /* 0 W 1:run 0:stop */ 401da177e4SLinus Torvalds parm0, /* 1 W filter, samplerate */ 411da177e4SLinus Torvalds parm1, /* 2 W filter, samplerate */ 421da177e4SLinus Torvalds parm2, /* 3 W */ 431da177e4SLinus Torvalds parm3, /* 4 RW volume. This value is calculated using floating point ops. */ 441da177e4SLinus Torvalds sramp, /* 5 W */ 451da177e4SLinus Torvalds mute, /* 6 W 1:mute, 0:unmute */ 461da177e4SLinus Torvalds gmode, /* 7 RO Looks like only bit0 is used. */ 471da177e4SLinus Torvalds aramp, /* 8 W */ 481da177e4SLinus Torvalds mramp, /* 9 W */ 491da177e4SLinus Torvalds ctrl, /* a W */ 501da177e4SLinus Torvalds delay, /* b W All 4 values are written at once with same value. */ 511da177e4SLinus Torvalds dsreg, /* c (R)W */ 521da177e4SLinus Torvalds } wt_reg; 531da177e4SLinus Torvalds #endif 541da177e4SLinus Torvalds 551da177e4SLinus Torvalds typedef struct { 561da177e4SLinus Torvalds unsigned int parm0; /* this_1E4 */ 571da177e4SLinus Torvalds unsigned int parm1; /* this_1E8 */ 581da177e4SLinus Torvalds unsigned int parm2; /* this_1EC */ 591da177e4SLinus Torvalds unsigned int parm3; /* this_1F0 */ 601da177e4SLinus Torvalds unsigned int this_1D0; 611da177e4SLinus Torvalds } wt_voice_t; 621da177e4SLinus Torvalds 631da177e4SLinus Torvalds #endif /* _AU88X0_WT_H */ 641da177e4SLinus Torvalds 651da177e4SLinus Torvalds /* End of file */ 66