Hi,
Can you send us the output from lspci -v -n on your board? regards Dev Mazumdar --------------------------------------------------- 4Front Technologies, Inc. http://www.opensound.com 9826 Beverlywood Street, Los Angeles, CA 90064, USA Tel: (310) 202 8530 Fax: (310) 202 0496 --------------------------------------------------- sven.bieb...@be.thalesgroup.com wrote: > Hello, > > Sorry for the long delay. > > I added the pci deviceid 0x811b to both the etc/devices.list and > kernel/drv/hdaudio/oss_hdaudio.c file and started anewfrom the configure on. > Still no show, my device node is not created, but ossdetec says the drive is > detected. > > Browing around in the sources, I found there is another (very different) > oss_hdaudio.c file in prototype/usr/lib/oss/build which also includes a > supported devices table with pciids ... > > There the device 0x811b is still missing. On top of the file there is a > comment stating that this is an autogenerated file and should not be changed > manually. > > Where and how is this file generated ? Is it sufficient to change this > manually just for test ? > > Thanks a lot, > > Sven > >> -----Original Message----- >> From: oss-devel-boun...@mailman.opensound.com >> [mailto:oss-devel-boun...@mailman.opensound.com] On Behalf Of >> Dev Mazumdar >> Sent: 14 February, 2011 18:52 >> To: Discussion mailing list for developers of OSS >> Subject: Re: [oss-devel] Intel atom SCH support >> >> you need to load up just two modules osscore and oss_hdaudio >> - a much simpler module dependency than ALSA. >> >> Unless the device ids aren't in the oss_hdaudio.c source >> file. In which case it should be rather simple to add these >> device ids, recompile and start the drivers. >> >> type lspci -vn and check the device/vendor ids for device type 403 >> >> OSS provides a "generic" codec driver that should be able to >> parse 99% of all HDAudio codecs - any special initialization >> code can be added to a codec specific file. >> >> >> regards >> Dev >> >> --------------------------------------------------- >> 4Front Technologies, Inc. >> http://www.opensound.com >> 9826 Beverlywood Street, Los Angeles, CA 90064, USA >> Tel: (310) 202 8530 Fax: (310) 202 0496 >> --------------------------------------------------- >> >> sven.bieb...@be.thalesgroup.com wrote: >>> Hello, >>> >>> After finally succeeding in building and installing for my target >>> kernel, I get to the tricky stuff : getting sound ... >>> >>> When ossplay indicated no driver loaded for /dev/dsp, I ran ossinfo >>> -v3 and got >>> >>> /Version info: OSS 4.2 (b 2004/201102091209) (0x00040100) GPL/ >>> /Platform: Linux/i686 2.6.34.7-ELinOS-146 #5 PREEMPT Fri Feb 11 >>> 08:42:48 CET 2011 (128.1.1.5)/ >>> >>> /Number of audio devices: 0/ >>> /Number of audio engines: 0/ >>> /Number of mixer devices: 0/ >>> >>> >>> /Device objects/ >>> / 0: osscore0 OSS core services/ >>> >>> >>> /Mixer devices/ >>> >>> /Audio devices/ >>> >>> /Nodes/ >>> >>> lspci -s 1b -vnn yields the following : >>> >>> /00:1b.0 Audio device [0403]: Intel Corporation Device [8086:811b] >>> (rev 07)/ / Subsystem: Intel Corporation Device >> [8086:8119]/ / Flags: >>> bus master, fast devsel, latency 0, IRQ 10/ / Memory at dff3c000 >>> (64-bit, non-prefetchable) [size=16K]/ / Capabilities: [50] Power >>> Management version 2/ / Capabilities: [70] Express Root Complex >>> Integrated Endpoint, MSI 00/ >>> >>> Suspecting an unsupported variant of the chipset, I >> compared the alsa >>> hda_intel source against the oss4 devlists and found the >> the following >>> devices >>> >>> (pciid) that are not supported by OSS4: >>> >>> / /* ICH 6..10 *// >>> / ... / >>> / { PCI_DEVICE(0x8086, 0x2911), .driver_data = AZX_DRIVER_ICH },/ / >>> .../ / /* PCH *// / .../ / { PCI_DEVICE(0x8086, 0x3b57), >> .driver_data >>> = AZX_DRIVER_ICH },/ / /* CPT *// / { PCI_DEVICE(0x8086, 0x1c20), >>> .driver_data = AZX_DRIVER_PCH },/ / /* SCH *// / { >> PCI_DEVICE(0x8086, >>> 0x811b), .driver_data = AZX_DRIVER_SCH }, / >>> >>> >>> Can they be simply added to devlists or do I need to add other >>> modifications ? Restart soundon, reinstall with make or recompile >>> completely ? >>> >>> The alsa source seems to treat the SCH exactly as the PCH, >> except for >>> HDA snooping, which it will enable at init. >>> >>> As I am not familiar with HD audio, can someone indicate if this >>> feature is necessary ? >>> >>> Thanks a lot for any help, >>> >>> Sven. >>> >>> P.S. If this list is considered inapproprate for these questions, >>> please tell me ... >>> >>> >>> >>> Sven Biebaut +32 2 391 2362 >>> sven.bieb...@be.thalesgroup.com >>> >> ---------------------------------------------------------------------- >>> ------- >>> ***T COMMUNICATIONS BELGIUM* >>> Rue des Frères Taymans 28, B-1480 Tubize, Belgium >>> Phone: +32 (0)2 3912211, fax: +32 (0)2 3912300 >>> >>> >>> >>> >>> _______________________________________________ >>> oss-devel mailing list >>> oss-devel@mailman.opensound.com >>> http://mailman.opensound.com/mailman/listinfo/oss-devel >> _______________________________________________ >> oss-devel mailing list >> oss-devel@mailman.opensound.com >> http://mailman.opensound.com/mailman/listinfo/oss-devel >> > _______________________________________________ > oss-devel mailing list > oss-devel@mailman.opensound.com > http://mailman.opensound.com/mailman/listinfo/oss-devel > _______________________________________________ oss-devel mailing list oss-devel@mailman.opensound.com http://mailman.opensound.com/mailman/listinfo/oss-devel
