/[openvortex]/alsa/alsa-kernel/Documentation/ALSA-Configuration.txt
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Diff of /alsa/alsa-kernel/Documentation/ALSA-Configuration.txt

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revision 1.3 by vizard, Sun Jun 15 21:01:30 2003 UTC revision 1.4 by vizard, Mon Aug 11 00:06:37 2003 UTC
# Line 92  Module parameters Line 92  Module parameters
92      amidi_map   - MIDI device number maps assigned to the 2st OSS device.      amidi_map   - MIDI device number maps assigned to the 2st OSS device.
93                    (default: 1)                    (default: 1)
94    
95    Global parameters for top soundcard modules    Common parameters for top soundcard modules
96    -------------------------------------------    -------------------------------------------
97    
98      Each of top-level soundcard module takes some general options,      Each of top-level soundcard module takes some general options,
# Line 187  Module parameters Line 187  Module parameters
187            
188      Module supports up to 8 cards, PnP and autoprobe.      Module supports up to 8 cards, PnP and autoprobe.
189            
190      Module snd-azt3328
191      ------------------
192    
193        Module for soundcards based on Aztech AZF3328 PCI chip.
194    
195        Module supports up to 8 cards.
196    
197    Module snd-cmi8330    Module snd-cmi8330
198    ------------------    ------------------
199    
# Line 511  Module parameters Line 518  Module parameters
518    
519      Module supports up to 8 cards.      Module supports up to 8 cards.
520    
521        Note: you need to load the firmware via hdsploader utility included
522              in alsa-tools package.
523    
524        Note: snd-page-alloc module does the job which snd-hammerfall-mem
525              module did formerly.  It will allocate the buffers in advance
526              when any HDSP cards are found.  To make the buffer
527              allocation sure, load snd-page-alloc module in the early
528              stage of boot sequence.
529    
530    Module snd-ice1712    Module snd-ice1712
531    ------------------    ------------------
532    
# Line 542  Module parameters Line 558  Module parameters
558      Module for Envy24HT (VT/ICE1724) based PCI soundcards.      Module for Envy24HT (VT/ICE1724) based PCI soundcards.
559                          * MidiMan M Audio Revolution 7.1                          * MidiMan M Audio Revolution 7.1
560                          * AMP Ltd AUDIO2000                          * AMP Ltd AUDIO2000
561                            * TerraTec Aureon Sky-5.1, Space-7.1
562    
563      Module supports up to 8 cards and autoprobe.      Module supports up to 8 cards and autoprobe.
564    
# Line 783  Module parameters Line 800  Module parameters
800    
801      Module supports up to 8 cards.      Module supports up to 8 cards.
802    
803        Note: snd-page-alloc module does the job which snd-hammerfall-mem
804              module did formerly.  It will allocate the buffers in advance
805              when any RME9652 cards are found.  To make the buffer
806              allocation sure, load snd-page-alloc module in the early
807              stage of boot sequence.
808    
809    Module snd-sa11xx-uda1341 (on arm only)    Module snd-sa11xx-uda1341 (on arm only)
810    ---------------------------------------    ---------------------------------------
811    
# Line 976  Module parameters Line 999  Module parameters
999            
1000      Note: VIA8233/5 (not VIA8233A) can support DXS (direct sound)      Note: VIA8233/5 (not VIA8233A) can support DXS (direct sound)
1001            channels as the first PCM.  With this device, up to 4            channels as the first PCM.  With this device, up to 4
1002            streams can be played at the same time.  If the playback on            streams can be played at the same time.  On some motherboards,
1003            this PCM is noisy, try to specify dxs_channels option to 2            these channels don't work properly due to the bug of BIOS.
1004            or 3.            If you experience that the playback on this PCM is noisy,
1005              try to specify dxs_support option to 2 or 3.  In most cases
1006              dxs_support=3 would suffice, so you can keep the multi-play
1007              capability.
1008    
1009      Note: for the MPU401 on VIA823x, use snd-mpu401 driver      Note: for the MPU401 on VIA823x, use snd-mpu401 driver
1010            additonally.            additonally.  The mpu_port option is for VIA686 chips only.
1011    
1012    Module snd-virmidi    Module snd-virmidi
1013    ------------------    ------------------
# Line 1277  Proc interfaces (/proc/asound) Line 1303  Proc interfaces (/proc/asound)
1303            - direct    don't use plugins            - direct    don't use plugins
1304            - block     force block mode (rvplayer)            - block     force block mode (rvplayer)
1305            - non-block force non-block mode            - non-block force non-block mode
1306              - whole-frag  write only whole fragments (optimization affecting
1307                            playback only)
1308              - no-silence  do not fill silence ahead to avoid clicks
1309    
1310    Example: echo "x11amp 128 16384" > /proc/asound/card0/pcm0p/oss    Example: echo "x11amp 128 16384" > /proc/asound/card0/pcm0p/oss
1311             echo "squake 0 0 disable" > /proc/asound/card0/pcm0c/oss             echo "squake 0 0 disable" > /proc/asound/card0/pcm0c/oss

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