| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __SOUND_AZF3328_H |
| 2 | #define __SOUND_AZF3328_H |
| 3 | |
| 4 | /* type argument to use for the I/O functions */ |
| 5 | #define WORD_VALUE 0x1000 |
| 6 | #define DWORD_VALUE 0x2000 |
| 7 | #define BYTE_VALUE 0x4000 |
| 8 | |
| 9 | /*** main I/O area port indices ***/ |
| 10 | /* (only 0x70 of 0x80 bytes saved/restored by Windows driver) */ |
| 11 | /* the driver initialisation suggests a layout of 3 main areas: |
| 12 | * from 0x00 (playback), from 0x20 (recording) and from 0x40 (maybe DirectX |
| 13 | * timer ???). and probably another area from 0x60 to 0x6f |
| 14 | * (IRQ management, power management etc. ???). */ |
| 15 | /* playback area */ |
| 16 | #define IDX_IO_PLAY_FLAGS 0x00 |
| 17 | /* able to reactivate output after output muting due to 8/16bit |
| 18 | * output change, just like 0x0002. |
| 19 | * 0x0001 is the only bit that's able to start the DMA counter */ |
| 20 | #define DMA_RESUME 0x0001 /* paused if cleared ? */ |
| 21 | /* 0x0002 *temporarily* set during DMA stopping. hmm |
| 22 | * both 0x0002 and 0x0004 set in playback setup. */ |
| 23 | /* able to reactivate output after output muting due to 8/16bit |
| 24 | * output change, just like 0x0001. */ |
| 25 | #define DMA_PLAY_SOMETHING1 0x0002 /* \ alternated (toggled) */ |
| 26 | /* 0x0004: NOT able to reactivate output */ |
| 27 | #define DMA_PLAY_SOMETHING2 0x0004 /* / bits */ |
| 28 | #define SOMETHING_ALMOST_ALWAYS_SET 0x0008 /* ???; can be modified */ |
| 29 | #define DMA_EPILOGUE_SOMETHING 0x0010 |
| 30 | #define DMA_SOMETHING_ELSE 0x0020 /* ??? */ |
| 31 | #define SOMETHING_UNMODIFIABLE 0xffc0 /* unused ? not modifiable */ |
| 32 | #define IDX_IO_PLAY_IRQMASK 0x02 |
| 33 | /* write back to flags in case flags are set, in order to ACK IRQ in handler |
| 34 | * (bit 1 of port 0x64 indicates interrupt for one of these three types) |
| 35 | * sometimes in this case it just writes 0xffff to globally ACK all IRQs |
| 36 | * settings written are not reflected when reading back, though. |
| 37 | * seems to be IRQ, too (frequently used: port |= 0x07 !), but who knows ? */ |
| 38 | #define IRQ_PLAY_SOMETHING 0x0001 /* something & ACK */ |
| 39 | #define IRQ_FINISHED_PLAYBUF_1 0x0002 /* 1st dmabuf finished & ACK */ |
| 40 | #define IRQ_FINISHED_PLAYBUF_2 0x0004 /* 2nd dmabuf finished & ACK */ |
| 41 | #define IRQMASK_SOME_STATUS_1 0x0008 /* \ related bits */ |
| 42 | #define IRQMASK_SOME_STATUS_2 0x0010 /* / (checked together in loop) */ |
| 43 | #define IRQMASK_UNMODIFIABLE 0xffe0 /* unused ? not modifiable */ |
| 44 | #define IDX_IO_PLAY_DMA_START_1 0x04 /* start address of 1st DMA play area */ |
| 45 | #define IDX_IO_PLAY_DMA_START_2 0x08 /* start address of 2nd DMA play area */ |
| 46 | #define IDX_IO_PLAY_DMA_LEN_1 0x0c /* length of 1st DMA play area */ |
| 47 | #define IDX_IO_PLAY_DMA_LEN_2 0x0e /* length of 2nd DMA play area */ |
| 48 | #define IDX_IO_PLAY_DMA_CURRPOS 0x10 /* current DMA position */ |
| 49 | #define IDX_IO_PLAY_DMA_CURROFS 0x14 /* offset within current DMA play area */ |
| 50 | #define IDX_IO_PLAY_SOUNDFORMAT 0x16 |
| 51 | /* all unspecified bits can't be modified */ |
| 52 | #define SOUNDFORMAT_FREQUENCY_MASK 0x000f |
| 53 | /* all _SUSPECTED_ values are not used by Windows drivers, so we don't |
| 54 | * have any hard facts, only rough measurements */ |
| 55 | #define SOUNDFORMAT_FREQ_SUSPECTED_4000 0x0c |
| 56 | #define SOUNDFORMAT_FREQ_SUSPECTED_4800 0x0a |
| 57 | #define SOUNDFORMAT_FREQ_5510 0x0d |
| 58 | #define SOUNDFORMAT_FREQ_6620 0x0b |
| 59 | #define SOUNDFORMAT_FREQ_8000 0x00 /* also 0x0e ? */ |
| 60 | #define SOUNDFORMAT_FREQ_9600 0x08 |
| 61 | #define SOUNDFORMAT_FREQ_SUSPECTED_12000 0x09 |
| 62 | #define SOUNDFORMAT_FREQ_11025 0x01 /* also 0x0f ? */ |
| 63 | #define SOUNDFORMAT_FREQ_16000 0x02 |
| 64 | #define SOUNDFORMAT_FREQ_22050 0x03 |
| 65 | #define SOUNDFORMAT_FREQ_32000 0x04 |
| 66 | #define SOUNDFORMAT_FREQ_44100 0x05 |
| 67 | #define SOUNDFORMAT_FREQ_48000 0x06 |
| 68 | #define SOUNDFORMAT_FREQ_SUSPECTED_64000 0x07 |
| 69 | #define SOUNDFORMAT_FLAG_16BIT 0x0010 |
| 70 | #define SOUNDFORMAT_FLAG_2CHANNELS 0x0020 |
| 71 | /* recording area (see also: playback bit flag definitions) */ |
| 72 | #define IDX_IO_REC_FLAGS 0x20 /* ?? */ |
| 73 | #define IDX_IO_REC_IRQMASK 0x22 /* ?? */ |
| 74 | #define IRQ_REC_SOMETHING 0x0001 /* something & ACK */ |
| 75 | #define IRQ_FINISHED_RECBUF_1 0x0002 /* 1st dmabuf finished & ACK */ |
| 76 | #define IRQ_FINISHED_RECBUF_2 0x0004 /* 2nd dmabuf finished & ACK */ |
| 77 | /* hmm, maybe these are just the corresponding *recording* flags ? |
| 78 | * but OTOH they are most likely at port 0x22 instead */ |
| 79 | #define IRQMASK_SOME_STATUS_1 0x0008 /* \ related bits */ |
| 80 | #define IRQMASK_SOME_STATUS_2 0x0010 /* / (checked together in loop) */ |
| 81 | #define IDX_IO_REC_DMA_START_1 0x24 |
| 82 | #define IDX_IO_REC_DMA_START_2 0x28 |
| 83 | #define IDX_IO_REC_DMA_LEN_1 0x2c |
| 84 | #define IDX_IO_REC_DMA_LEN_2 0x2e |
| 85 | #define IDX_IO_REC_DMA_CURRPOS 0x30 |
| 86 | #define IDX_IO_REC_DMA_CURROFS 0x34 |
| 87 | #define IDX_IO_REC_SOUNDFORMAT 0x36 |
| 88 | /* some third area ? (after playback and recording) */ |
| 89 | #define IDX_IO_SOMETHING_FLAGS 0x40 /* gets set to 0x34 just like port 0x0 and 0x20 on card init */ |
| 90 | /* general */ |
| 91 | #define IDX_IO_60H 0x60 /* writing 0xffff returns 0xffff */ |
| 92 | #define IDX_IO_62H 0x62 /* writing to WORD 0x0062 can hang the box ! --> responsible for IRQ management as a whole ?? */ |
| 93 | #define IDX_IO_IRQ63H 0x63 /* FIXME !! */ |
| 94 | #define IO_IRQ63H_SOMETHING 0x04 /* being set in IRQ handler in case port 0x00 had 0x0020 set upon IRQ handler */ |
| 95 | #define IDX_IO_IRQSTATUS 0x64 |
| 96 | #define IRQ_PLAYBACK 0x0001 |
| 97 | #define IRQ_RECORDING 0x0002 |
| 98 | #define IRQ_MPU401 0x0010 |
| 99 | #define IRQ_SOMEIRQ 0x0020 /* ???? */ |
| 100 | #define IRQ_WHO_KNOWS_UNUSED 0x00e0 /* probably unused */ |
| 101 | #define IDX_IO_66H 0x66 /* writing 0xffff returns 0x0000 */ |
| 102 | #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 */ |
| 103 | #define IDX_IO_6AH 0x6A /* this WORD can be set to have bits 0x0028 activated; actually inhibits PCM playback !!! maybe power management ?? */ |
| 104 | #define IDX_IO_6CH 0x6C /* this WORD can have all its bits activated ? */ |
| 105 | #define IDX_IO_6EH 0x6E /* writing 0xffff returns 0x83fe */ |
| 106 | /* further I/O indices not saved/restored, so probably not used */ |
| 107 | |
| 108 | /*** I/O 2 area port indices ***/ |
| 109 | /* (only 0x06 of 0x08 bytes saved/restored by Windows driver) */ |
| 110 | #define IDX_IO2_LEGACY_ADDR 0x04 |
| 111 | #define LEGACY_SOMETHING 0x01 /* OPL3 ?? */ |
| 112 | #define LEGACY_JOY 0x08 |
| 113 | |
| 114 | /*** mixer I/O area port indices ***/ |
| 115 | /* (only 0x22 of 0x40 bytes saved/restored by Windows driver) |
| 116 | * generally spoken: AC97 register index = AZF3328 mixer reg index + 2 |
| 117 | * (in other words: AZF3328 NOT fully AC97 compliant) */ |
| 118 | #define MIXER_VOLUME_RIGHT_MASK 0x001f |
| 119 | #define MIXER_VOLUME_LEFT_MASK 0x1f00 |
| 120 | #define MIXER_MUTE_MASK 0x8000 |
| 121 | #define IDX_MIXER_RESET 0x00 /* does NOT seem to have AC97 ID bits */ |
| 122 | #define IDX_MIXER_PLAY_MASTER 0x02 |
| 123 | #define IDX_MIXER_MODEMOUT 0x04 |
| 124 | #define IDX_MIXER_BASSTREBLE 0x06 |
| 125 | #define MIXER_BASSTREBLE_TREBLE_VOLUME_MASK 0x000e |
| 126 | #define MIXER_BASSTREBLE_BASS_VOLUME_MASK 0x0e00 |
| 127 | #define IDX_MIXER_PCBEEP 0x08 |
| 128 | #define IDX_MIXER_MODEMIN 0x0a |
| 129 | #define IDX_MIXER_MIC 0x0c |
| 130 | #define MIXER_MIC_MICGAIN_20DB_ENHANCEMENT_MASK 0x0040 |
| 131 | #define IDX_MIXER_LINEIN 0x0e |
| 132 | #define IDX_MIXER_CDAUDIO 0x10 |
| 133 | #define IDX_MIXER_VIDEO 0x12 |
| 134 | #define IDX_MIXER_AUX 0x14 |
| 135 | #define IDX_MIXER_WAVEOUT 0x16 |
| 136 | #define IDX_MIXER_FMSYNTH 0x18 |
| 137 | #define IDX_MIXER_REC_SELECT 0x1a |
| 138 | #define MIXER_REC_SELECT_MIC 0x00 |
| 139 | #define MIXER_REC_SELECT_CD 0x01 |
| 140 | #define MIXER_REC_SELECT_VIDEO 0x02 |
| 141 | #define MIXER_REC_SELECT_AUX 0x03 |
| 142 | #define MIXER_REC_SELECT_LINEIN 0x04 |
| 143 | #define MIXER_REC_SELECT_MIXSTEREO 0x05 |
| 144 | #define MIXER_REC_SELECT_MIXMONO 0x06 |
| 145 | #define MIXER_REC_SELECT_MONOIN 0x07 |
| 146 | #define IDX_MIXER_REC_VOLUME 0x1c |
| 147 | #define IDX_MIXER_ADVCTL1 0x1e |
| 148 | /* unlisted bits are unmodifiable */ |
| 149 | #define MIXER_ADVCTL1_3DWIDTH_MASK 0x000e |
| 150 | #define MIXER_ADVCTL1_HIFI3D_MASK 0x0300 |
| 151 | #define IDX_MIXER_ADVCTL2 0x20 /* resembles AC97_GENERAL_PURPOSE reg ! */ |
| 152 | /* unlisted bits are unmodifiable */ |
| 153 | #define MIXER_ADVCTL2_BIT7 0x0080 /* WaveOut 3D Bypass ? mutes WaveOut at LineOut */ |
| 154 | #define MIXER_ADVCTL2_BIT8 0x0100 /* is this Modem Out Select ? */ |
| 155 | #define MIXER_ADVCTL2_BIT9 0x0200 /* Mono Select Source ? */ |
| 156 | #define MIXER_ADVCTL2_BIT13 0x2000 /* 3D enable ? */ |
| 157 | #define MIXER_ADVCTL2_BIT15 0x8000 /* unknown */ |
| 158 | |
| 159 | #define IDX_MIXER_SOMETHING30H 0x30 /* used, but unknown ??? */ |
| 160 | |
| 161 | /* driver internal flags */ |
| 162 | #define SET_CHAN_LEFT 1 |
| 163 | #define SET_CHAN_RIGHT 2 |
| 164 | |
| 165 | #endif /* __SOUND_AZF3328_H */ |