sound/oss/README.OSS

7 have to configure their sound system.
10 you have problems with it, please contact him or the current device-specific
11 driver maintainer (e.g. for aedsp16 specific problems contact me). If you have
54 persons have given useful suggestions. The following is a list of major
55 contributors. (I could have forgotten some names.)
90 There are probably many other names missing. If you have sent me some
98 changed or what you have planned to do. Also ensure you are using the
108 The following companies have greatly helped development of this driver
117 In addition the following companies have provided me sufficient amount
135 If you have some problems
142 It's likely that you have some problems when trying to use the sound driver
143 first time. Sound cards don't have standard configuration so there are no
177 		that your current kernel version doesn't have more
262 Sound Blaster. Only the cards made by Creative Technology or which have
268 IF YOU REALLY ARE 150% SURE YOU HAVE A SOUND BLASTER YOU CAN SKIP THE REST OF
271 For most other "supposed to be SB compatible" cards you have to use other
286 you have warm booted it after DOS but they don't work after cold boot
288 - You get the famous "DMA timed out" messages. Usually all SB clones have
301 (versions 2.1.x and earlier) don't support PnP. This means that you will have
303 work after they have been initialized but this is not always the case.
314 PnP models of sound cards even you have managed to wake up the card properly.
354 1) Boot DOS so the card's DOS drivers have a chance to initialize it.
358 3) If you have the sound driver in Linux configured properly, the card should
366 Some machines have a BIOS utility for setting PnP resources. This is a good
388 have native support while others work since they emulate some other
389 card (usually SB, MSS/WSS and/or MPU401). The following cards have native
403 	(Other Jazz based cards should work but I don't have any reports
416 		You have been fooled since there are _no_ SB16 compatible
428 		Linux have been made by Creative Technology (there is at least
435 		Practically all sound cards have some kind of SB emulation mode
462 	in the driver have their own MPU401 driver. Enabling the standard one
479 	in the driver. Also, some MSS compatible cards have native support.
485 	Most sound cards have a FM synthesizer chip. The OPL2 is a 2
525 	to have MMX) perform significantly better with SoftOSS than earlier
532 	recommended to set CONFIG_SOFTOSS_VOICES to 32. If you have a
566 	Analog Devices and Echo Speech have together defined a sound card
575 	NOTE! You will have to use the "old" config script when configuring
603 	in the PnP mode. You will have to use them in MSS mode after having
625 	freeze your machine (due to chip bugs). If you have problems in getting
643 Some of the earliest sound cards were jumper configurable. You have to
647 Some cards made by Aztech have an EEPROM which contains the
650 Most cards have jumper for the base I/O address but other parameters
734 the first question (PAS16) if you don't really have a PAS16. Don't enable
752 	- Answer 'y'_ONLY_ if you have a Pro Audio Spectrum _16_,
755 	  have some other card made by Media Vision or Logitech since they
762 	- Answer 'y' if you have an original SB card made by Creative Labs
770 	 Don't enable SB if you have a MAD16 or Mozart compatible card.
775 	  cards may have software (TSR) FM emulation. Enabling FM support
779 	- Answer 'y' if you have GUS or GUS MAX. Answer 'n' if you don't
780 	  have GUS since the GUS driver consumes much memory.
781 	  Currently I don't have experiences with the GUS ACE so I don't
786 	  have their own driver for MPU401. Enabling the MPU401 option with
788 	  that doesn't really have a MPU401 could cause some trouble. If your
802 	  It's safe to answer 'y' if you have a true MPU401 MIDI interface
808 	- Answer 'y' only if you have Orchid SW32, Cardinal DSP16 or some
812 	- Answer 'y' if you have installed the 16 bit sampling daughtercard
813 	  to your GUS. Answer 'n' if you have GUS MAX. Enabling this option
816 	- Answer 'y' only if you have a GUS MAX.
819 	  safe to answer 'y' in case you have the original Windows Sound
824 	  have their own MSS support and enabling this option will cause a
833 	- Answer 'y' if you have a sound card based on the Ensoniq SoundScape
840 	- Answer 'y' if you have the AudioTrix Pro.
846 	  have one of them. In addition the MAD16 chip is used in some
876 many cards have a DSP chip or microprocessor which must be initialized by
894 NOTE! Check if you have a PnP Sound Blaster (cards sold after summer 1995
899 DMA settings. Since the possible/default settings have changed between various
900 models, you have to consult manual of your card for the proper ones. It's
921 and have different PnP IDs. There is no way to get two cards with the same
960 the driver to have SB support too (this has been changed since version
976 earliest ones (pre 3.7) don't have a hardware mixer. With these cards
979 mixer volume of the channel level below 10%. For recording you have
984 GUS MAX and the 16 bit sampling daughtercard have a CS4231 codec chip which
988 the 16 bit daughtercard if you have them. Note that enabling the daughter
1000 IRQ and DMA numbers for the daughter card. You have to use different I/O
1014 If you have problems in recording with GUS MAX, you could try to use
1022 volume of "speaker" if you have problems with microphone feedback.
1038 most MSS compatible cards have it. However check that this is true
1051 use 0x330 as the MPU401 base if you have a AHA1542. The kernel will not boot
1060 together with PSS if you have another card on the system).
1069 With some cards the file is called 'synth.ld'. You must have access to
1079 You have to enable the OPL3 and SB (not SB Pro or SB16) drivers in addition
1087 in the proper address. The SB driver handles the rest. You have to configure
1094 where the DOS drivers were installed. You must have access to this file
1097 If you have the effects daughtercard, it must be initialized by running
1131 MPU401 mode (you have to use different IRQs for both purposes).
1138 distributed in the snd-util-3.0.tar.gz package. You have to edit two
1149 Then you have to select the proper microcode file to use: soundscape.co0
1154 card. If the driver displays string <Ensoniq Soundscape (old)>, you have
1169 If you have initialized the card using a wrong microcode file (sounds
1183 MPU/MIDI I/O base. The MAD16 Pro (OPTi 82C929) and 82C930 chips have MPU401
1188 MIDI connector/pins somewhere??). If you have not connected the second MIDI
1198 If you have a MAD16 card which have an OPL4 (FM + Wave table) synthesizer
1199 chip (_not_ an OPL3), you have to append a line containing #define MAD16_OPL4
1214 fairly well. You have to enable SB, SB Pro (_not_ SB16) and MPU401 supports
1220 problems if you have another MPU401 compatible card. In this case you must
1234 you have a SM Wave immediately after asking the second DMA channel of jazz16.
1257 The older 16 bit cards (SG Pro16, SG NX Pro16, Nova and Lyra) have
1260 is powered on. These cards actually behave just like they have jumpers
1264 There are some new Sound Galaxies in the market. I have no experience with
1272 if you want to use MIDI features of ES1688. ES688 doesn't have MPU mode
1295 are compatible with SoundScape and some use the MAD16 chip. You may have
1319 These computers have a built in sound support based on the Jazz chipset.
1361 The following configuration parameters have worked fine for the PCM12
1382 Since there are so many different sound cards, it's likely that I have
1413 operating systems). For this reason I have made a decision to not support
1421 manufacturer of the card and ask if they have (or are willing to)
1425 I have made decision to not accept code based on reverse engineering
1429 The third reason is that companies have freedom to refuse selling their
1447 If you have any corrections and/or comments, please contact me.