/* * (C) 1997 Luigi Rizzo (luigi@iet.unipi.it) * * This file contains information and macro definitions for * the ad1816 chip * * $FreeBSD: src/sys/dev/sound/isa/ad1816.h,v 1.1 1999/09/28 20:00:06 cg Exp $ */ /* AD1816 register macros */ #define AD1816_ALE 0 /* indirect reg access */ #define AD1816_INT 1 /* interupt status */ #define AD1816_LOW 2 /* indirect low byte */ #define AD1816_HIGH 3 /* indirect high byte */ #if 0 #define ad1816_pioD(d) ((d)->io_base+4) /* PIO debug */ #define ad1816_pios(d) ((d)->io_base+5) /* PIO status */ #define ad1816_piod(d) ((d)->io_base+6) /* PIO data */ #endif /* values for playback/capture config: bits: 0 enable/disable 1 pio/dma 2 stereo/mono 3 companded/linearPCM 4-5 format : 00 8bit linear (uncomp) 00 8bit mulaw (comp) 01 16bit le (uncomp) 01 8bit alaw (comp) 11 16bit be (uncomp) */ #define AD1816_PLAY 8 /* playback config */ #define AD1816_CAPT 9 /* capture config */ #define AD1816_BUSY 0x80 /* chip is busy */ #define AD1816_ALEMASK 0x3F /* mask for indirect adr. */ #if 0 #define AD1816_INTRSI 0x01 /* sb intr */ #define AD1816_INTRGI 0x02 /* game intr */ #define AD1816_INTRRI 0x04 /* ring intr */ #define AD1816_INTRDI 0x08 /* dsp intr */ #define AD1816_INTRVI 0x10 /* vol intr */ #define AD1816_INTRTI 0x20 /* timer intr */ #endif #define AD1816_INTRCI 0x40 /* capture intr */ #define AD1816_INTRPI 0x80 /* playback intr */ /* PIO stuff is not supplied here */ /* playback / capture config */ #define AD1816_ENABLE 0x01 /* enable pl/cp */ #define AD1816_PIO 0x02 /* use pio */ #define AD1816_STEREO 0x04 #define AD1816_COMP 0x08 /* data is companded */ #define AD1816_U8 0x00 /* 8 bit linear pcm */ #define AD1816_MULAW 0x08 /* 8 bit mulaw */ #define AD1816_ALAW 0x18 /* 8 bit alaw */ #define AD1816_S16LE 0x10 /* 16 bit linear little endian */ #define AD1816_S16BE 0x30 /* 16 bit linear big endian */ #define AD1816_FORMASK 0x38 /* format mask */ #define AD1816_REC_DEVICES \ (SOUND_MASK_LINE | SOUND_MASK_MIC | SOUND_MASK_CD) #define AD1816_MIXER_DEVICES \ (SOUND_MASK_VOLUME | SOUND_MASK_PCM | SOUND_MASK_SYNTH | \ SOUND_MASK_LINE | SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_IGAIN)