diff options
Diffstat (limited to 'sound/pci/azt3328.h')
| -rw-r--r-- | sound/pci/azt3328.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/sound/pci/azt3328.h b/sound/pci/azt3328.h new file mode 100644 index 000000000000..7e0e79180977 --- /dev/null +++ b/sound/pci/azt3328.h @@ -0,0 +1,165 @@ +#ifndef __SOUND_AZF3328_H +#define __SOUND_AZF3328_H + +/* type argument to use for the I/O functions */ +#define WORD_VALUE 0x1000 +#define DWORD_VALUE 0x2000 +#define BYTE_VALUE 0x4000 + +/*** main I/O area port indices ***/ +/* (only 0x70 of 0x80 bytes saved/restored by Windows driver) */ +/* the driver initialisation suggests a layout of 3 main areas: + * from 0x00 (playback), from 0x20 (recording) and from 0x40 (maybe DirectX + * timer ???). and probably another area from 0x60 to 0x6f + * (IRQ management, power management etc. ???). */ +/* playback area */ +#define IDX_IO_PLAY_FLAGS 0x00 + /* able to reactivate output after output muting due to 8/16bit + * output change, just like 0x0002. + * 0x0001 is the only bit that's able to start the DMA counter */ + #define DMA_RESUME 0x0001 /* paused if cleared ? */ + /* 0x0002 *temporarily* set during DMA stopping. hmm + * both 0x0002 and 0x0004 set in playback setup. */ + /* able to reactivate output after output muting due to 8/16bit + * output change, just like 0x0001. */ + #define DMA_PLAY_SOMETHING1 0x0002 /* \ alternated (toggled) */ + /* 0x0004: NOT able to reactivate output */ + #define DMA_PLAY_SOMETHING2 0x0004 /* / bits */ + #define SOMETHING_ALMOST_ALWAYS_SET 0x0008 /* ???; can be modified */ + #define DMA_EPILOGUE_SOMETHING 0x0010 + #define DMA_SOMETHING_ELSE 0x0020 /* ??? */ + #define SOMETHING_UNMODIFIABLE 0xffc0 /* unused ? not modifiable */ +#define IDX_IO_PLAY_IRQMASK 0x02 + /* write back to flags in case flags are set, in order to ACK IRQ in handler + * (bit 1 of port 0x64 indicates interrupt for one of these three types) + * sometimes in this case it just writes 0xffff to globally ACK all IRQs + * settings written are not reflected when reading back, though. + * seems to be IRQ, too (frequently used: port |= 0x07 !), but who knows ? */ + #define IRQ_PLAY_SOMETHING 0x0001 /* something & ACK */ + #define IRQ_FINISHED_PLAYBUF_1 0x0002 /* 1st dmabuf finished & ACK */ + #define IRQ_FINISHED_PLAYBUF_2 0x0004 /* 2nd dmabuf finished & ACK */ + #define IRQMASK_SOME_STATUS_1 0x0008 /* \ related bits */ + #define IRQMASK_SOME_STATUS_2 0x0010 /* / (checked together in loop) */ + #define IRQMASK_UNMODIFIABLE 0xffe0 /* unused ? not modifiable */ +#define IDX_IO_PLAY_DMA_START_1 0x04 /* start address of 1st DMA play area */ +#define IDX_IO_PLAY_DMA_START_2 0x08 /* start address of 2nd DMA play area */ +#define IDX_IO_PLAY_DMA_LEN_1 0x0c /* length of 1st DMA play area */ +#define IDX_IO_PLAY_DMA_LEN_2 0x0e /* length of 2nd DMA play area */ +#define IDX_IO_PLAY_DMA_CURRPOS 0x10 /* current DMA position */ +#define IDX_IO_PLAY_DMA_CURROFS 0x14 /* offset within current DMA play area */ +#define IDX_IO_PLAY_SOUNDFORMAT 0x16 + /* all unspecified bits can't be modified */ + #define SOUNDFORMAT_FREQUENCY_MASK 0x000f + /* all _SUSPECTED_ values are not used by Windows drivers, so we don't + * have any hard facts, only rough measurements */ + #define SOUNDFORMAT_FREQ_SUSPECTED_4000 0x0c + #define SOUNDFORMAT_FREQ_SUSPECTED_4800 0x0a + #define SOUNDFORMAT_FREQ_5510 0x0d + #define SOUNDFORMAT_FREQ_6620 0x0b + #define SOUNDFORMAT_FREQ_8000 0x00 /* also 0x0e ? */ + #define SOUNDFORMAT_FREQ_9600 0x08 + #define SOUNDFORMAT_FREQ_SUSPECTED_12000 0x09 + #define SOUNDFORMAT_FREQ_11025 0x01 /* also 0x0f ? */ + #define SOUNDFORMAT_FREQ_16000 0x02 + #define SOUNDFORMAT_FREQ_22050 0x03 + #define SOUNDFORMAT_FREQ_32000 0x04 + #define SOUNDFORMAT_FREQ_44100 0x05 + #define SOUNDFORMAT_FREQ_48000 0x06 + #define SOUNDFORMAT_FREQ_SUSPECTED_64000 0x07 + #define SOUNDFORMAT_FLAG_16BIT 0x0010 + #define SOUNDFORMAT_FLAG_2CHANNELS 0x0020 +/* recording area (see also: playback bit flag definitions) */ +#define IDX_IO_REC_FLAGS 0x20 /* ?? */ +#define IDX_IO_REC_IRQMASK 0x22 /* ?? */ + #define IRQ_REC_SOMETHING 0x0001 /* something & ACK */ + #define IRQ_FINISHED_RECBUF_1 0x0002 /* 1st dmabuf finished & ACK */ + #define IRQ_FINISHED_RECBUF_2 0x0004 /* 2nd dmabuf finished & ACK */ + /* hmm, maybe these are just the corresponding *recording* flags ? + * but OTOH they are most likely at port 0x22 instead */ + #define IRQMASK_SOME_STATUS_1 0x0008 /* \ related bits */ + #define IRQMASK_SOME_STATUS_2 0x0010 /* / (checked together in loop) */ +#define IDX_IO_REC_DMA_START_1 0x24 +#define IDX_IO_REC_DMA_START_2 0x28 +#define IDX_IO_REC_DMA_LEN_1 0x2c +#define IDX_IO_REC_DMA_LEN_2 0x2e +#define IDX_IO_REC_DMA_CURRPOS 0x30 +#define IDX_IO_REC_DMA_CURROFS 0x34 +#define IDX_IO_REC_SOUNDFORMAT 0x36 +/* some third area ? (after playback and recording) */ +#define IDX_IO_SOMETHING_FLAGS 0x40 /* gets set to 0x34 just like port 0x0 and 0x20 on card init */ +/* general */ +#define IDX_IO_60H 0x60 /* writing 0xffff returns 0xffff */ +#define IDX_IO_62H 0x62 /* writing to WORD 0x0062 can hang the box ! --> responsible for IRQ management as a whole ?? */ +#define IDX_IO_IRQ63H 0x63 /* FIXME !! */ + #define IO_IRQ63H_SOMETHING 0x04 /* being set in IRQ handler in case port 0x00 had 0x0020 set upon IRQ handler */ +#define IDX_IO_IRQSTATUS 0x64 + #define IRQ_PLAYBACK 0x0001 + #define IRQ_RECORDING 0x0002 + #define IRQ_MPU401 0x0010 + #define IRQ_SOMEIRQ 0x0020 /* ???? */ + #define IRQ_WHO_KNOWS_UNUSED 0x00e0 /* probably unused */ +#define IDX_IO_66H 0x66 /* writing 0xffff returns 0x0000 */ +#define IDX_IO_SOME_VALUE 0x68 /* this is always set to 0x3ff, and writable; maybe some buffer limit, but I couldn't find out more */ +#define IDX_IO_6AH 0x6A /* this WORD can be set to have bits 0x0028 activated; actually inhibits PCM playback !!! maybe power management ?? */ +#define IDX_IO_6CH 0x6C /* this WORD can have all its bits activated ? */ +#define IDX_IO_6EH 0x6E /* writing 0xffff returns 0x83fe */ +/* further I/O indices not saved/restored, so probably not used */ + +/*** I/O 2 area port indices ***/ +/* (only 0x06 of 0x08 bytes saved/restored by Windows driver) */ +#define IDX_IO2_LEGACY_ADDR 0x04 + #define LEGACY_SOMETHING 0x01 /* OPL3 ?? */ + #define LEGACY_JOY 0x08 + +/*** mixer I/O area port indices ***/ +/* (only 0x22 of 0x40 bytes saved/restored by Windows driver) + * generally spoken: AC97 register index = AZF3328 mixer reg index + 2 + * (in other words: AZF3328 NOT fully AC97 compliant) */ + #define MIXER_VOLUME_RIGHT_MASK 0x001f + #define MIXER_VOLUME_LEFT_MASK 0x1f00 + #define MIXER_MUTE_MASK 0x8000 +#define IDX_MIXER_RESET 0x00 /* does NOT seem to have AC97 ID bits */ +#define IDX_MIXER_PLAY_MASTER 0x02 +#define IDX_MIXER_MODEMOUT 0x04 +#define IDX_MIXER_BASSTREBLE 0x06 + #define MIXER_BASSTREBLE_TREBLE_VOLUME_MASK 0x000e + #define MIXER_BASSTREBLE_BASS_VOLUME_MASK 0x0e00 +#define IDX_MIXER_PCBEEP 0x08 +#define IDX_MIXER_MODEMIN 0x0a +#define IDX_MIXER_MIC 0x0c + #define MIXER_MIC_MICGAIN_20DB_ENHANCEMENT_MASK 0x0040 +#define IDX_MIXER_LINEIN 0x0e +#define IDX_MIXER_CDAUDIO 0x10 +#define IDX_MIXER_VIDEO 0x12 +#define IDX_MIXER_AUX 0x14 +#define IDX_MIXER_WAVEOUT 0x16 +#define IDX_MIXER_FMSYNTH 0x18 +#define IDX_MIXER_REC_SELECT 0x1a + #define MIXER_REC_SELECT_MIC 0x00 + #define MIXER_REC_SELECT_CD 0x01 + #define MIXER_REC_SELECT_VIDEO 0x02 + #define MIXER_REC_SELECT_AUX 0x03 + #define MIXER_REC_SELECT_LINEIN 0x04 + #define MIXER_REC_SELECT_MIXSTEREO 0x05 + #define MIXER_REC_SELECT_MIXMONO 0x06 + #define MIXER_REC_SELECT_MONOIN 0x07 +#define IDX_MIXER_REC_VOLUME 0x1c +#define IDX_MIXER_ADVCTL1 0x1e + /* unlisted bits are unmodifiable */ + #define MIXER_ADVCTL1_3DWIDTH_MASK 0x000e + #define MIXER_ADVCTL1_HIFI3D_MASK 0x0300 +#define IDX_MIXER_ADVCTL2 0x20 /* resembles AC97_GENERAL_PURPOSE reg ! */ + /* unlisted bits are unmodifiable */ + #define MIXER_ADVCTL2_BIT7 0x0080 /* WaveOut 3D Bypass ? mutes WaveOut at LineOut */ + #define MIXER_ADVCTL2_BIT8 0x0100 /* is this Modem Out Select ? */ + #define MIXER_ADVCTL2_BIT9 0x0200 /* Mono Select Source ? */ + #define MIXER_ADVCTL2_BIT13 0x2000 /* 3D enable ? */ + #define MIXER_ADVCTL2_BIT15 0x8000 /* unknown */ + +#define IDX_MIXER_SOMETHING30H 0x30 /* used, but unknown ??? */ + +/* driver internal flags */ +#define SET_CHAN_LEFT 1 +#define SET_CHAN_RIGHT 2 + +#endif /* __SOUND_AZF3328_H */ |