Lines Matching +full:message +full:- +full:handling +full:- +full:unit
2 Advanced Linux Sound Architecture - Driver Configuration guide
38 ----------
47 limiting card index for auto-loading (1-8);
49 For auto-loading more than one card, specify this option
50 together with snd-card-X aliases.
56 Specifies the debug message level;
63 Module snd-pcm-oss
64 ------------------
86 regarding opening the device. When this option is non-zero,
90 Module snd-rawmidi
91 ------------------
94 similar to those of the snd-pcm-oss module.
104 --------------------------------------------
114 Default: -1
127 Module snd-adlib
128 ----------------
140 Make sure you have ``sbiload`` from the alsa-tools package available and,
142 number through ``sbiload -l``.
153 sbiload -p 64:0 std.sb drums.sb
156 instead. To have the card produce sound, use ``aplaymidi`` from alsa-utils:
159 aplaymidi -p 64:0 foo.mid
161 Module snd-ad1816a
162 ------------------
171 Module snd-ad1848
172 -----------------
186 The power-management is supported.
188 Module snd-ad1889
189 -----------------
199 Module snd-ali5451
200 ------------------
212 The power-management is supported.
214 Module snd-als100
215 -----------------
221 The power-management is supported.
223 Module snd-als300
224 -----------------
230 The power-management is supported.
232 Module snd-als4000
233 ------------------
239 0 = disabled (default), 1 = auto-detect
243 The power-management is supported.
245 Module snd-asihpi
246 -----------------
256 Module snd-atiixp
257 -----------------
268 If this works for you file a bug with your `lspci -vn` output.
269 (-2 = Force probing, -1 = Default behavior, 0-2 = Use the
272 S/PDIF transfer over AC-link (default = 1)
277 over AC-link and another is over the "direct" SPDIF output. The
281 The power-management is supported.
283 Module snd-atiixp-modem
284 -----------------------
290 Note: The default index value of this module is -2, i.e. the first
293 The power-management is supported.
295 Module snd-au8810, snd-au8820, snd-au8830
296 -----------------------------------------
305 Handling of Dummy Requests on the VIA KT133 AGP Bridge,
322 Module snd-azt1605
323 ------------------
337 DMA # for WSS capture (0,1), -1 = disabled (default)
339 port # for MPU-401 UART (0x300,0x330), -1 = disabled (default)
341 IRQ # for MPU-401 UART (3,5,7,9), -1 = disabled (default)
343 port # for OPL3 (0x388), -1 = disabled (default)
355 full-duplex mode. When ``dma1=3``, only ``dma2=0`` is valid and the only way to
364 Module snd-azt2316
365 ------------------
379 DMA # for WSS capture (0,1), -1 = disabled (default)
381 port # for MPU-401 UART (0x300,0x330), -1 = disabled (default)
383 IRQ # for MPU-401 UART (5,7,9,10), -1 = disabled (default)
385 port # for OPL3 (0x388), -1 = disabled (default)
397 full-duplex mode. When ``dma1=3``, only ``dma2=0`` is valid and the only way to
406 Module snd-aw2
407 --------------
413 Module snd-azt2320
414 ------------------
420 The power-management is supported.
422 Module snd-azt3328
423 ------------------
432 Module snd-bt87x
433 ----------------
444 Note: The default index value of this module is -2, i.e. the first
447 Module snd-ca0106
448 -----------------
455 Module snd-cmi8330
456 ------------------
458 Module for sound cards based on C-Media CMI8330 ISA chips.
461 ISA PnP detection - 0 = disable, 1 = enable (default)
488 The power-management is supported.
490 Module snd-cmipci
491 -----------------
493 Module for C-Media CMI8338/8738/8768/8770 PCI sound cards.
500 port address of OPL-3 FM synthesizer (8x38 only):
505 Software-conversion of raw SPDIF packets (model 033 only) (default = 1)
507 Joystick port address (0 = disable, 1 = auto-detect)
511 The power-management is supported.
513 Module snd-cs4231
514 -----------------
521 port # for MPU-401 UART (optional), -1 = disable
525 IRQ # for MPU-401 UART
534 The power-management is supported.
536 Module snd-cs4236
537 -----------------
543 ISA PnP detection - 0 = disable, 1 = enable (default)
548 port # for CS4236 chip (PnP setup - 0x534)
550 control port # for CS4236 chip (PnP setup - 0x120,0x210,0xf00)
552 port # for MPU-401 UART (PnP setup - 0x300), -1 = disable
554 FM port # for CS4236 chip (PnP setup - 0x388), -1 = disable
558 IRQ # for MPU-401 UART (9,11,12,15)
562 second DMA # for CS4236 chip (0,1,3), -1 = disable
568 The power-management is supported.
570 This module is aliased as snd-cs4232 since it provides the old
571 snd-cs4232 functionality, too.
573 Module snd-cs4281
574 -----------------
583 The power-management is supported.
585 Module snd-cs46xx
586 -----------------
603 The power-management is supported.
605 Module snd-cs5530
606 -----------------
610 Module snd-cs5535audio
611 ----------------------
615 The power-management is supported.
617 Module snd-ctxfi
618 ----------------
620 Module for Creative Sound Blaster X-Fi boards (20k1 / 20k2 chips)
622 * Creative Sound Blaster X-Fi Titanium Fatal1ty Champion Series
623 * Creative Sound Blaster X-Fi Titanium Fatal1ty Professional Series
624 * Creative Sound Blaster X-Fi Titanium Professional Audio
625 * Creative Sound Blaster X-Fi Titanium
626 * Creative Sound Blaster X-Fi Elite Pro
627 * Creative Sound Blaster X-Fi Platinum
628 * Creative Sound Blaster X-Fi Fatal1ty
629 * Creative Sound Blaster X-Fi XtremeGamer
630 * Creative Sound Blaster X-Fi XtremeMusic
643 Module snd-darla20
644 ------------------
651 Module snd-darla24
652 ------------------
659 Module snd-dt019x
660 -----------------
662 Module for Diamond Technologies DT-019X / Avance Logic ALS-007 (PnP
668 The power-management is supported.
670 Module snd-dummy
671 ----------------
686 When multiple PCM devices are created, snd-dummy gives different
689 * 1 = non-interleaved with mmap support
691 * 3 = non-interleaved without mmap
693 As default, snd-dummy drivers doesn't allocate the real buffers
699 The power-management is supported.
701 Module snd-echo3g
702 -----------------
709 Module snd-emu10k1
710 ------------------
729 unit. Default value is 128.
749 The power-management is supported.
751 Module snd-emu10k1x
752 -------------------
758 Module snd-ens1370
759 ------------------
771 The power-management is supported.
773 Module snd-ens1371
774 ------------------
784 (default), 1 = auto-detect
788 The power-management is supported.
790 Module snd-es1688
791 -----------------
793 Module for ESS AudioDrive ES-1688 and ES-688 sound cards.
796 ISA PnP detection - 0 = disable, 1 = enable (default)
798 port # for MPU-401 port (0x300,0x310,0x320,0x330), -1 = disable (default)
800 IRQ # for MPU-401 port (5,7,9,10)
807 port # for ES-1688 chip (0x220,0x240,0x260)
809 IRQ # for ES-1688 chip (5,7,9,10)
811 DMA # for ES-1688 chip (0,1,3)
813 This module supports multiple cards and autoprobe (without MPU-401 port)
816 Module snd-es18xx
817 -----------------
819 Module for ESS AudioDrive ES-18xx sound cards.
822 ISA PnP detection - 0 = disable, 1 = enable (default)
827 port # for ES-18xx chip (0x220,0x240,0x260)
829 port # for MPU-401 port (0x300,0x310,0x320,0x330), -1 = disable (default)
833 IRQ # for ES-18xx chip (5,7,9,10)
835 first DMA # for ES-18xx chip (0,1,3)
837 first DMA # for ES-18xx chip (0,1,3)
839 This module supports multiple cards, ISA PnP and autoprobe (without MPU-401
841 When ``dma2`` is equal with ``dma1``, the driver works as half-duplex.
843 The power-management is supported.
845 Module snd-es1938
846 -----------------
848 Module for sound cards based on ESS Solo-1 (ES1938,ES1946) chips.
852 The power-management is supported.
854 Module snd-es1968
855 -----------------
857 Module for sound cards based on ESS Maestro-1/2/2E (ES1968/ES1978) chips.
860 total buffer size in kB (1-4096kB)
862 playback channels (1-8, default=2)
864 capture channels (1-8, default=0)
866 clock (0 = auto-detection)
868 support the power-management (0 = off, 1 = on, 2 = auto (default))
876 The power-management is supported.
878 Module snd-fm801
879 ----------------
885 1 = MediaForte 256-PCS,
886 2 = MediaForte 256-PCPR,
887 3 = MediaForte 64-PCR
888 High 16-bits are video (radio) device number + 1;
889 example: 0x10002 (MediaForte 256-PCPR, device 1)
893 The power-management is supported.
895 Module snd-gina20
896 -----------------
903 Module snd-gina24
904 -----------------
911 Module snd-gusclassic
912 ---------------------
923 DMA # for GF1 chip (1,3,5,6,7,-1=disable)
925 0 to 31, (0.59V-4.52V or 0.389V-2.98V)
927 GF1 voices limit (14-32)
933 Module snd-gusextreme
934 ---------------------
939 port # for ES-1688 chip (0x220,0x230,0x240,0x250,0x260)
943 port # for MPU-401 port (0x300,0x310,0x320,0x330), -1 = disable
945 IRQ # for ES-1688 chip (5,7,9,10)
949 IRQ # for MPU-401 port (5,7,9,10)
951 DMA # for ES-1688 chip (0,1,3)
955 0 to 31, (0.59V-4.52V or 0.389V-2.98V)
957 GF1 voices limit (14-32)
961 This module supports multiple cards and autoprobe (without MPU-401 port).
963 Module snd-gusmax
964 -----------------
975 DMA # for GF1 chip (1,3,5,6,7,-1=disable)
977 0 to 31, (0.59V-4.52V or 0.389V-2.98V)
979 GF1 voices limit (14-32)
985 Module snd-hda-intel
986 --------------------
998 -1 = system default: choose appropriate one per controller hardware,
1002 3 = VIACOMBO: VIA-specific workaround for capture,
1007 Bitmask to probe codecs (default = -1, meaning all slots);
1016 Passing -1 will make the driver to choose the appropriate
1019 Specifies the early "patch" files to modify the HD-audio setup
1022 is set. See hd-audio/notes.rst for details.
1033 Enable Message Signaled Interrupt (MSI) (default = off)
1035 Automatic power-saving timeout (in second, 0 = disable)
1037 Reset HD-audio controller in power-saving mode (default = on)
1048 See hd-audio/notes.rst for more details about HD-audio driver.
1055 is found in hd-audio/models.rst.
1059 "codec-patch". It's sometimes good for testing and debugging.
1062 matches with your device, report it together with alsa-info.sh
1063 output (with ``--no-upload`` option) to kernel bugzilla or alsa-devel
1066 ``power_save`` and ``power_save_controller`` options are for power-saving
1096 This occurs when the access to non-existing or non-working codec slot
1097 (likely a modem one) causes a stall of the communication via HD-audio
1104 The power-management is supported.
1106 Module snd-hdsp
1107 ---------------
1115 the firmware via hdsploader utility included in alsa-tools
1117 The firmware data is found in alsa-firmware package.
1119 Note: snd-page-alloc module does the job which snd-hammerfall-mem
1122 allocation sure, load snd-page-alloc module in the early
1126 Module snd-hdspm
1127 ----------------
1140 Module snd-ice1712
1141 ------------------
1172 Omni I/O support for MidiMan M-Audio Delta44/66
1187 Module snd-ice1724
1188 ------------------
1209 * Chaintech ZNF3-150
1210 * Chaintech ZNF3-250
1212 * Chaintech AV-710
1214 * Onkyo SE-90PCI
1215 * Onkyo SE-200PCI
1219 * EGO-SYS WaveTerminal 192M
1237 Module snd-indigo
1238 -----------------
1245 Module snd-indigodj
1246 -------------------
1253 Module snd-indigoio
1254 -------------------
1261 Module snd-intel8x0
1262 -------------------
1274 AC'97 codec clock base (0 = auto-detect)
1285 Use S/PDIF over AC-link instead of direct connection from the
1286 controller chip (0 = off, 1 = on, -1 = default)
1290 Note: the latest driver supports auto-detection of chip clock.
1295 motherboard has these devices, use the ns558 or snd-mpu401
1298 The power-management is supported.
1300 Module snd-intel8x0m
1301 --------------------
1312 AC'97 codec clock base (0 = auto-detect)
1316 Note: The default index value of this module is -2, i.e. the first
1319 The power-management is supported.
1321 Module snd-interwave
1322 --------------------
1324 Module for Gravis UltraSound PnP, Dynasonic 3-D/Pro, STB Sound Rage 32
1328 0 to 31, (0.59V-4.52V or 0.389V-2.98V)
1336 ISA PnP detection - 0 = disable, 1 = enable (default)
1347 DMA # for InterWave chip (0,1,3,5,6,7,-1=disable)
1351 Module snd-interwave-stb
1352 ------------------------
1354 Module for UltraSound 32-Pro (sound card from STB used by Compaq)
1359 0 to 31, (0.59V-4.52V or 0.389V-2.98V)
1367 ISA PnP detection - 0 = disable, 1 = enable (default)
1380 DMA # for InterWave chip (0,1,3,5,6,7,-1=disable)
1384 Module snd-jazz16
1385 -------------------
1399 MPU-401 port # (0x300,0x310,0x320,0x330)
1401 MPU-401 irq # (2,3,5,7)
1405 Module snd-korg1212
1406 -------------------
1412 Module snd-layla20
1413 ------------------
1420 Module snd-layla24
1421 ------------------
1428 Module snd-lola
1429 ---------------
1431 Module for Digigram Lola PCI-e boards
1435 Module snd-lx6464es
1436 -------------------
1442 Module snd-maestro3
1443 -------------------
1450 GPIO pin number for external amp (0-15) or -1 for default pin (8
1461 The power-management is supported.
1463 Module snd-mia
1464 ---------------
1471 Module snd-miro
1472 ---------------
1486 MPU-401 port # (0x300,0x310,0x320,0x330)
1488 MPU-401 irq # (5,7,9,10)
1496 Module snd-mixart
1497 -----------------
1507 Install the necessary firmware files in alsa-firmware package.
1509 firmware via mixartloader utility in alsa-tools package.
1511 Module snd-mona
1512 ---------------
1519 Module snd-mpu401
1520 -----------------
1522 Module for MPU-401 UART devices.
1525 port number or -1 (disable)
1527 IRQ number or -1 (disable)
1529 PnP detection - 0 = disable, 1 = enable (default)
1533 Module snd-msnd-classic
1534 -----------------------
1540 Port # for msnd-classic card
1542 IRQ # for msnd-classic card
1550 ISA PnP detection - 0 = disable, 1 = enable (default)
1579 Module snd-msnd-pinnacle
1580 ------------------------
1595 ISA PnP detection - 0 = disable, 1 = enable (default)
1600 Module snd-mtpav
1601 ----------------
1615 Module snd-mts64
1616 ----------------
1623 Module snd-nm256
1624 ----------------
1629 max playback frame size in kB (4-128kB)
1631 max capture frame size in kB (4-128kB)
1647 The power-management is supported.
1650 automatically, or causes hang-up during initialization.
1658 case, use ``force_ac97=1`` option - but *NO* guarantee whether it
1661 Note: The NM256 chip can be linked internally with non-AC97
1665 other drivers, e.g. snd-cs4232 or snd-opl3sa2. Some has ISA-PnP
1670 known hardware like Dell Latitude LS and Sony PCG-F305, this
1680 OSS driver, which is a result of black-magic reverse engineering.
1682 X-server as described above. You might be able to force to load
1683 the module, but it may result in hang-up. Hence, make sure that
1687 Module snd-opl3sa2
1688 ------------------
1690 Module for Yamaha OPL3-SA2/SA3 sound cards.
1693 ISA PnP detection - 0 = disable, 1 = enable (default)
1698 control port # for OPL3-SA chip (0x370)
1700 SB port # for OPL3-SA chip (0x220,0x240)
1702 WSS port # for OPL3-SA chip (0x530,0xe80,0xf40,0x604)
1704 port # for MPU-401 UART (0x300,0x330), -1 = disable
1706 FM port # for OPL3-SA chip (0x388), -1 = disable
1708 IRQ # for OPL3-SA chip (5,7,9,10)
1710 first DMA # for Yamaha OPL3-SA chip (0,1,3)
1712 second DMA # for Yamaha OPL3-SA chip (0,1,3), -1 = disable
1717 The power-management is supported.
1719 Module snd-opti92x-ad1848
1720 -------------------------
1726 ISA PnP detection - 0 = disable, 1 = enable (default)
1733 port # for MPU-401 UART (0x300,0x310,0x320,0x330)
1739 IRQ # for MPU-401 UART (5,7,9,10)
1745 Module snd-opti92x-cs4231
1746 -------------------------
1751 ISA PnP detection - 0 = disable, 1 = enable (default)
1758 port # for MPU-401 UART (0x300,0x310,0x320,0x330)
1764 IRQ # for MPU-401 UART (5,7,9,10)
1772 Module snd-opti93x
1773 ------------------
1778 ISA PnP detection - 0 = disable, 1 = enable (default)
1785 port # for MPU-401 UART (0x300,0x310,0x320,0x330)
1791 IRQ # for MPU-401 UART (5,7,9,10)
1799 Module snd-oxygen
1800 -----------------
1802 Module for sound cards based on the C-Media CMI8786/8787/8788 chip:
1804 * Asound A-8788
1806 * AuzenTech X-Meridian
1807 * AuzenTech X-Meridian 2G
1808 * Bgears b-Enspirer
1810 * HT-Omega Claro (plus)
1811 * HT-Omega Claro halo (XT)
1812 * Kuroutoshikou CMI8787-HG2PCI
1813 * Razer Barracuda AC-1
1820 Module snd-pcsp
1821 ---------------
1823 Module for internal PC-Speaker.
1826 Disable PC-Speaker PCM sound. Only beeps remain.
1833 Module snd-pcxhr
1834 ----------------
1840 Module snd-portman2x4
1841 ---------------------
1847 Module snd-powermac (on ppc only)
1848 ---------------------------------
1850 Module for PowerMac, iMac and iBook on-board soundchips
1859 The power-management is supported.
1861 Module snd-pxa2xx-ac97 (on arm only)
1862 ------------------------------------
1868 The power-management is supported.
1870 Module snd-riptide
1871 ------------------
1887 Module snd-rme32
1888 ----------------
1895 Module snd-rme96
1896 ----------------
1902 Module snd-rme9652
1903 ------------------
1905 Module for RME Digi9652 (Hammerfall, Hammerfall-Light) sound cards.
1912 Note: snd-page-alloc module does the job which snd-hammerfall-mem
1915 allocation sure, load snd-page-alloc module in the early
1919 Module snd-sa11xx-uda1341 (on arm only)
1920 ---------------------------------------
1927 The power-management is supported.
1929 Module snd-sb8
1930 --------------
1932 Module for 8-bit SoundBlaster cards: SoundBlaster 1.0, SoundBlaster 2.0,
1944 The power-management is supported.
1946 Module snd-sb16 and snd-sbawe
1947 -----------------------------
1949 Module for 16-bit SoundBlaster cards: SoundBlaster 16 (PnP),
1953 Mic Auto-Gain-Control - 0 = disable, 1 = enable (default)
1955 ASP/CSP chip support - 0 = disable (default), 1 = enable
1957 ISA PnP detection - 0 = disable, 1 = enable (default)
1964 port # for MPU-401 UART (0x300,0x330), -1 = disable
1966 base port # for EMU8000 synthesizer (0x620,0x640,0x660) (snd-sbawe
1971 8-bit DMA # for SB DSP 4.x chip (0,1,3)
1973 16-bit DMA # for SB DSP 4.x chip (5,6,7)
1977 Note: To use Vibra16X cards in 16-bit half duplex mode, you must
1978 disable 16bit DMA with dma16 = -1 module parameter.
1979 Also, all Sound Blaster 16 type cards can operate in 16-bit
1980 half duplex mode through 8-bit DMA channel by disabling their
1981 16-bit DMA channel.
1983 The power-management is supported.
1985 Module snd-sc6000
1986 -----------------
1988 Module for Gallant SC-6000 soundcard and later models: SC-6600 and
1989 SC-7000.
1998 MPU-401 IRQ # (5,7,9,10) ,0 - no MPU-401 irq
2002 Enable gameport - 0 = disable (default), 1 = enable
2008 Module snd-sscape
2009 -----------------
2020 MPU-401 IRQ # (PnP setup)
2024 2nd DMA # (PnP setup, -1 to disable)
2026 Enable gameport - 0 = disable (default), 1 = enable
2032 Module snd-sun-amd7930 (on sparc only)
2033 --------------------------------------
2039 Module snd-sun-cs4231 (on sparc only)
2040 -------------------------------------
2046 Module snd-sun-dbri (on sparc only)
2047 -----------------------------------
2053 Module snd-wavefront
2054 --------------------
2059 Use CS4232 MPU-401 interface
2062 ISA PnP detection - 0 = disable, 1 = enable (default)
2071 Port # for CS4232 MPU-401 interface.
2073 IRQ # for CS4232 MPU-401 interface (9,11,12,15).
2079 FM OPL-3 Port #
2135 Module snd-sonicvibes
2136 ---------------------
2142 Reverb Enable - 1 = enable, 0 = disable (default);
2145 Mic Gain Enable - 1 = enable, 0 = disable (default)
2149 Module snd-serial-u16550
2150 ------------------------
2157 IRQ # for UART16550A chip, -1 = poll mode
2165 number of MIDI ports in a serial port (1-4)
2169 0 = Soundcanvas, 1 = MS-124T, 2 = MS-124W S/A,
2170 3 = MS-124W M/B, 4 = Generic
2175 Module snd-trident
2176 ------------------
2182 * AzTech PCI 64-Q3D
2185 * Shark Predator4D-PCI
2193 max wavetable size in kB (4-?kb)
2197 The power-management is supported.
2199 Module snd-ua101
2200 ----------------
2202 Module for the Edirol UA-101/UA-1000 audio/MIDI interfaces.
2206 Module snd-usb-audio
2207 --------------------
2222 Ignore any USB-controller regarding mixer interface (default: no)
2224 Enable auto-clock selection for UAC2 devices (default: yes)
2231 For architectures with non-coherent memory like ARM or MIPS, the
2234 option, so that the DMA-coherent buffers are allocated and used
2244 the mixer element such as URB error -22. This happens on some
2251 Module snd-usb-caiaq
2252 --------------------
2263 Module snd-usb-usx2y
2264 --------------------
2266 Module for Tascam USB US-122, US-224 and US-428 devices.
2271 in alsa-tools and alsa-firmware packages.
2273 Module snd-via82xx
2274 ------------------
2314 ``lspci -nv``).
2326 Note: for the MPU401 on VIA823x, use snd-mpu401 driver
2329 The power-management is supported.
2331 Module snd-via82xx-modem
2332 ------------------------
2341 Note: The default index value of this module is -2, i.e. the first
2344 The power-management is supported.
2346 Module snd-virmidi
2347 ------------------
2354 MIDI devices # (1-4, default=4)
2358 Module snd-virtuoso
2359 -------------------
2367 Module snd-vx222
2368 ----------------
2370 Module for Digigram VX-Pocket VX222, V222 v2 and Mic cards.
2381 Install the necessary firmware files in alsa-firmware package.
2383 firmware via vxloader utility in alsa-tools package. To invoke
2388 install snd-vx222 /sbin/modprobe --first-time -i snd-vx222\
2391 (for 2.2/2.4 kernels, add ``post-install /usr/bin/vxloader`` to
2397 /proc/asound/cardX/vx-status proc file.
2399 The power-management is supported.
2401 Module snd-vxpocket
2402 -------------------
2404 Module for Digigram VX-Pocket VX2 and 440 PCMCIA cards.
2419 Install the necessary firmware files in alsa-firmware package.
2421 firmware via vxloader utility in alsa-tools package.
2423 About capture IBL, see the description of snd-vx222 module.
2425 Note: snd-vxp440 driver is merged to snd-vxpocket driver since
2428 The power-management is supported.
2430 Module snd-ymfpci
2431 -----------------
2437 1 (auto-detect for YMF744/754 only)
2440 1 (auto-detect for YMF744/754 only)
2443 1 (auto-detect)
2445 enable shared rear/line-in switch (bool)
2449 The power-management is supported.
2451 Module snd-pdaudiocf
2452 --------------------
2456 The power-management is supported.
2463 specific devices on drivers for on-board AC'97 controllers like
2464 snd-intel8x0. Some hardware have swapped output pins between Master
2466 specifications from version to version :-)
2468 The driver provides the auto-detection of known problematic devices,
2493 For backward compatibility, the corresponding integer value -1, 0, ...
2500 Configuring Non-ISAPNP Cards
2503 When the kernel is configured with ISA-PnP support, the modules
2505 If this option is set, *only* the ISA-PnP devices will be probed.
2506 For probing the non ISA-PnP cards, you have to pass ``isapnp=0`` option
2509 When the kernel is configured without ISA-PnP support, isapnp option
2517 module aliases. The string ``snd-card-%1`` is requested for ALSA native
2520 To auto-load an ALSA driver for OSS services, define the string
2521 ``sound-slot-%i`` where ``%i`` means the slot number for OSS, which
2528 ----- /etc/modprobe.d/alsa.conf
2529 alias snd-card-0 snd-emu10k1
2530 alias sound-slot-0 snd-emu10k1
2531 ----- /etc/modprobe.d/alsa.conf
2533 The available number of auto-loaded sound cards depends on the module
2535 To enable the auto-loading of multiple cards, specify the number of
2545 ----- /etc/modprobe.d/alsa.conf
2548 alias snd-card-0 snd-interwave
2549 alias snd-card-1 snd-ens1371
2550 options snd-interwave index=0
2551 options snd-ens1371 index=1
2553 alias sound-slot-0 snd-interwave
2554 alias sound-slot-1 snd-ens1371
2555 ----- /etc/modprobe.d/alsa.conf
2565 options snd slots=snd-interwave,snd-ens1371
2567 Then, the first slot (#0) is reserved for snd-interwave driver, and
2568 the second (#1) for snd-ens1371. You can omit index option in each
2573 hot-plugging and the resultant slot conflict. For example, in the
2575 other driver (e.g. snd-usb-audio) is loaded before snd-interwave or
2576 snd-ens1371, it will be assigned to the third or later slot.
2579 modules but that name. For example, ``slots=!snd-pcsp`` will reserve
2580 the first slot for any modules but snd-pcsp.
2587 /dev/snd/pcmC0D0[c|p] -> /dev/audio0 (/dev/audio) -> minor 4
2588 /dev/snd/pcmC0D0[c|p] -> /dev/dsp0 (/dev/dsp) -> minor 3
2589 /dev/snd/pcmC0D1[c|p] -> /dev/adsp0 (/dev/adsp) -> minor 12
2590 /dev/snd/pcmC1D0[c|p] -> /dev/audio1 -> minor 4+16 = 20
2591 /dev/snd/pcmC1D0[c|p] -> /dev/dsp1 -> minor 3+16 = 19
2592 /dev/snd/pcmC1D1[c|p] -> /dev/adsp1 -> minor 12+16 = 28
2593 /dev/snd/pcmC2D0[c|p] -> /dev/audio2 -> minor 4+32 = 36
2594 /dev/snd/pcmC2D0[c|p] -> /dev/dsp2 -> minor 3+32 = 39
2595 /dev/snd/pcmC2D1[c|p] -> /dev/adsp2 -> minor 12+32 = 44
2603 options of snd-pcm-oss module.
2610 -------------------------------
2633 non-block
2634 force non-block mode
2635 whole-frag
2638 no-silence
2640 buggy-ptr
2657 actually loaded due to memory fragmentation. You can pre-allocate the
2658 PCM buffers by loading snd-page-alloc module and write commands to its
2662 Reading the proc file /proc/drivers/snd-page-alloc shows the current
2664 commands to the snd-page-alloc driver:
2678 This will erase the all pre-allocated buffers which are not in
2686 http://www.alsa-project.org
2690 mailto:alsa-devel@alsa-project.org
2691 alsa-info.sh script
2692 http://www.alsa-project.org/alsa-info.sh