From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Courtier-Dutton Subject: Re: Re: Detection of ALC650 rev.E Date: Wed, 27 Aug 2003 17:31:43 +0100 Sender: alsa-devel-admin@lists.sourceforge.net Message-ID: <3F4CDCEF.1010301@superbug.demon.co.uk> References: <200305210604.IAA04383@www1.pobox.sk> <3F4BA046.6060904@superbug.demon.co.uk> <3F4BBC48.7030800@superbug.demon.co.uk> <3F4BC986.7080705@superbug.demon.co.uk> <3F4CC963.40309@superbug.demon.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Errors-To: alsa-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: Takashi Iwai Cc: p z oooo , alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org Takashi Iwai wrote: > At Wed, 27 Aug 2003 16:08:19 +0100, > James Courtier-Dutton wrote: > >>Takashi Iwai wrote: >> >>>At Tue, 26 Aug 2003 21:56:38 +0100, >>>James Courtier-Dutton wrote: >>> >>> >>>>>Can you point me at the code you used to detect it. I have some code >>>>>here that is supposed to detect it, and I just want to compare it with >>>>>your previous code before I bother sending it as a patch. >>>>>Cheers >>>>>James >>>>> >>>>> >>>> >>>>P.S. The code I have depends on the contents of AC97 register 0x6e. >>>>Source of this code is: - >>>>http://www.realtek.com.tw/downloads/dlac97-2.aspx?lineid=5&famid=12&series=8&Software=True >>>> >>>>Then download the Linux driver. It is a version of the alsa kernel >>>>drivers, but with modifications. >>>> >>>>/* reg = contents of AC97 reg 0x6e */ >>>>switch(ac97->id & 0xfffffff0) { >>>> >>>> >>>> >>>>case 0x414c4720: // ALC650 >>>> if (((reg & 0x3f) > 0) && ((reg & 0x3f) < 3)) >>>> ac97->id = 0x414c4720; // Early version. >>>> else if (((reg & 0x3f) > 2) && ((reg & 0x3f) < 0x10)) >>>> ac97->id = 0x414c4721; // D version >>>> else if ((reg&0x30) == 0x10) >>>> ac97->id = 0x414c4722; // E version >>>> else if ((reg&0x30) == 0x20) >>>> ac97->id = 0x414c4723; // F version >>>> break; >>> >>> >>>oh, then it's apparently different. >>>i checked MULTICH register bits but it didn't work anyway. >>> >>>the above looks better (hey where is such a thing described!). >>>could you send me a patch? >>> >>> >>>Takashi >>> >>> >> >>If you go to the realtek site (url above) and download the linux >>drivers. They are source code, and look like a modified version of >>alsa-driver. >>I just extracted the info from the realtek source code. > > > yep, that i know. i did want to say "where is documetation!" ;) > > for the time being, i have no time at all, so it'd be helpful if > anyone can send us a patch... > > > Takashi > > I don't have time to create a patch from that code at the moment. I am working on getting audigy2 passthru working. Cheers James ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf