Hi, To comunication two Danvinci, I thought normally use CAN interface. I remember there is a document said the can was supposed to provide the communication for multiple danvinci device.
2008/8/5 Subbrathnam, Swaminathan <[EMAIL PROTECTED]> > Renjith, > > > > Just wanted to know whether you have considered any other options. > > > > What is your bandwidth requirement ? Is it say 1-20MB/s, >20MB/s > > > > Regards > > Swami > > PSP downloads at : > http://software.ti.com/swcoe/intranet/reports/pds/PSP_releases.php > > Office : +91-80-25048629 > ------------------------------ > > *From:* renjith kumar [mailto:[EMAIL PROTECTED] > *Sent:* Tuesday, August 05, 2008 3:10 PM > *To:* Subbrathnam, Swaminathan > *Cc:* [email protected] > *Subject:* Re: Davinci PCI module > > > > > Is it some thing wrong in this ? > Or any other suggestions ? > > I need more bandwidth, so thinking of using PCI. > Does mvl-linux support driver for Host-davinci and target davinci. > Any suggestion is appreciated .. > Regards, > Renjith > > On Tue, Aug 5, 2008 at 9:04 AM, renjith kumar <[EMAIL PROTECTED]> > wrote: > > > Hi swami, > > Many thanks for the mail. > Let me tell you the requirement first. > We are looking into, process 4 Video/Audio Channels (capture, encode, > save,stream to Net, decode/display). > So one Davinci may not be sufficient. > > So planning for 2 Davinci , whereas Slave (pci) Davinci chip will > 1. Capture and encode 4 Videos (720x480) and 4 Audios, and encode to > compression. > 2. The Second (Host) Davinci will get it through PCI (as we thought as > first plan) or Other Interface & > 3 . The Host will save the streams, stream 4-AVs thru Network, Decode and > Display 4-Ch at TV-Out with Quad mode. > As we need more band width for the interface , initial thought was to use > Davinci s PCI interface. > > have not think about USB yet. Which one does normally preferred. > > If it is PCI interconnection , does linux support both configuration for > PCI at either side. ? > If it is USB interface , does linux support this at either side ? > > > Thanks and Regards, > Renjith > > > > > > > > > > > Many > > > > On Tue, Aug 5, 2008 at 8:21 AM, Subbrathnam, Swaminathan < > [EMAIL PROTECTED]> wrote: > > Renjith, > > > > Is there any fundamental reason that you have chosen PCI as the means for > communicating between the 2 DM6467's ? > > > > What are your needs w.r.t throughput, latency etc. in such a communication. > > > > Have you looked at using other means such as USB. > > > > swami > ------------------------------ > > *From:* davinci-linux-open-source-bounces+swami.iyer=ti.com@ > linux.davincidsp.com [davinci-linux-open-source-bounces+swami.iyer=ti.com@ > linux.davincidsp.com] On Behalf Of renjith kumar [EMAIL PROTECTED] > *Sent:* Tuesday, August 05, 2008 6:19 AM > *To:* [email protected] > *Subject:* Davinci PCI module > > > Hi , > > > I have a requirement on making 2 Davinci Chips (6467 x2), one for decoding > purpose and the other for encoding multiple channels. > > Here out intension is to connect both the Chips with PCI interface , One as > master and the other as slave. Have anybody done like this before ? > What is the Driver configuration that we need to select in Linux ? > Just selecting the Davinci PCI driver module for both device will do the > needed. > Or Is there special drivers we need to use for both separately ? Most of > the Hardware Pins looks Bi-Directional, and is there any additional Glue > Logic needs to be used for interconnecting the Slave and Master (Both in h/w > and S/w) ? > I am a newbie in this. ANY suggestions appreciated. > > > -- > Thanks'n Regards, > Renjith. > > > > -- > Thanks'n Regards, > Renjith. > > > > > -- > Thanks'n Regards, > Renjith. > > _______________________________________________ > Davinci-linux-open-source mailing list > [email protected] > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > > -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Best Regards Tonald DL WebSite: http://dhcodec.quikstream.com.au/
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