Well, Is it OK to Use a HDD and DM6467-slave as PCI devices for the 6467 Host ? Does the TI driver software support it ? ANybody has any cluee ?
Johny Kim. > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of Davinci-linux-open-source digest..." > > > Today's Topics: > > 1. Re: Davinci PCI module (renjith kumar) > 2. Problem while rebooting from Nand ([EMAIL PROTECTED]) > > > ---------------------------------------------------------------------- > > > Hi , > > Its not analog video as such. > It will get encoded into h264 at the Slave Davinci and Audio also in the > same fashion. > Then transfer it into Host Davinci thur PCI. thats the moto. > So here , > > Davinci slave: (Capture Chip):- > ------------------------------------------------ > 4 Video in h264 Encoded > 4 Audios in Compressed > > Davinci Host(Display/Streamer Chip):- > ------------------------------------------------------------- > Stream 4 Channel (A+V) > Decode/Display 4 Channel > > This is the situation. So, Rather than 4 Analog video, here we have 4 > Video > + 4 Audio (Both encoded) to be transfered in PCI. So its more than 30Mbps > for all video and Audio. > but we think of using ata-hdd with PCI for saving the stream again. so > altogether purpose we need PCI to be used in this manner. > > If the DVEVM can be connected as a PCI device to Normal Linux PC and at the > same time it can support PCI interface as a Host , can thi sbe achieved ? > I'm worried about , if Davinci PCI driver can support both at same time, ie > support PCI slace davinci and support ATA HD slave at PCI ? > > Regards, > Renjith. > > > > > > On Wed, Aug 6, 2008 at 5:12 AM, Albert Burbea <[EMAIL PROTECTED]> wrote: > > > hi guys > > analog video is around 27 mbytes/sec, so 4 video will be 108 mb/sec > > I do not know if the pci is 66 or 33 mhz. if it is 66 it can be done, at > 33 > > no > > I can also remember of some errata on pci bus and you can not get full > > speed there > > also, i am not really sure one davinci can handle four channels. > > maybe a better way would be to have two davinci compressing/decompressing > 2 > > channels each, and put them behind a pci bridge. Seems more logical to me > > To have the davinci communicate you can use usb host/slave, but using my > > solution you may not need to do that > > Albert > > > > On 8/6/08, Tonald DL <[EMAIL PROTECTED]> wrote: > >> > >> 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= > >>> [EMAIL PROTECTED] 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/ > >> > >> > >> _______________________________________________ > >> Davinci-linux-open-source mailing list > >> [email protected] > >> http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > >> > >> > > > > > > -- > > Albert Burbea > > Harishonim 8 > > Ramat Gan 52502, Israel > > Tel/Fax + 972-3-7526016 > > Mobile: +972-52-3541842 > > > > > -- > Thanks'n Regards, > Renjith. > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > http://linux.omap.com/pipermail/davinci-linux-open-source/attachments/20080806/7f95f5a9/attachment-0001.htm > > ------------------------------ > > Message: 2 > Date: Wed, 6 Aug 2008 10:11:44 +0800 > From: [EMAIL PROTECTED] > Subject: Problem while rebooting from Nand > To: "[email protected]" > <[email protected]> > Cc: [EMAIL PROTECTED] > Message-ID: > < > [EMAIL PROTECTED]> > Content-Type: text/plain; charset="us-ascii" > > Hi Arun : > > Have you solved the problem of rebooting from Nand? > Does somebody have encountered this? > Appreciate any comments! Thanks in advance! > > Best regards! > > YuHuanhuan > from ZTE > > >>>> > arun thomas whitchurch arunthomasw at gmail.com > Thu Dec 27 16:15:47 CST 2007 > Previous message: SPI driver for davinci > Next message: Question about MMC/SD in MVL2.6.10 > Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] > > Hi Everybody, > I am running uboot 1.1.4 on the dvevm . I have burned the UBL, uboot > and montavista kernel image to NAND flash. Whenever i reboot the > board, either using 'reset' from uboot or 'reboot' from linux, it > shuts down properly but while booting again it gets stuck at 'Booting > PSP Boot Loader'. I have to turn the board off and on again to get it > working again. Could anyone help me with this. > Thanks, > Arun > > > -------------------------------------------------------- > ZTE Information Security Notice: The information contained in this mail is > solely property of the sender's organization. This mail communication is > confidential. Recipients named above are obligated to maintain secrecy and > are not permitted to disclose the contents of this communication to others. > This email and any files transmitted with it are confidential and intended > solely for the use of the individual or entity to whom they are addressed. > If you have received this email in error please notify the originator of the > message. Any views expressed in this message are those of the individual > sender. > This message has been scanned for viruses and Spam by ZTE Anti-Spam system. > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > http://linux.omap.com/pipermail/davinci-linux-open-source/attachments/20080806/3c588b8e/attachment.htm > > ------------------------------ > > _______________________________________________ > Davinci-linux-open-source mailing list > [email protected] > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > > > End of Davinci-linux-open-source Digest, Vol 32, Issue 22 > ********************************************************* >
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