#Applies against: 2.6.17 #Signed-off-by: Uwe Bugla <uwe.bugla@xxxxxx> #Changes: reduces information to a minimum, wipes out names that ontributed #nothing for documentation writing, but only for module writing (BIG #DIFFERENCE!), reduces documented cards who are not being autodetected in #all cases to one proven example (TwinHan) --- a/Documentation/dvb/bt8xx.txt 2006-05-27 14:02:00 +++ b/Documentation/dvb/bt8xx.txt 2006-05-30 13:10:00 @@ -4,75 +4,39 @@ 1) General information ====================== -This class of cards has a bt878a as the PCI interface, and require the bttv driver -for accessing the i2c bus and the gpio pins of the bt8xx chipset. -Please see Documentation/dvb/cards.txt => o Cards based on the Conexant Bt8xx PCI bridge: +- the bt878a chip is the interface +- the bttv driver accesses the i2c bus and the gpio pins of the bt8xx chipset +- card types? => Documentation/dvb/cards.txt => o Cards based on the Conexant Bt8xx PCI bridge +- creating device nodes? => Documentation/dvb/udev.txt - -Compiling kernel please enable: +- compile kernel: a.)"Device drivers" => "Multimedia devices" => "Video For Linux" => "BT848 Video For Linux" b.)"Device drivers" => "Multimedia devices" => "Digital Video Broadcasting Devices" - => "DVB for Linux" "DVB Core Support" "Bt8xx based PCI Cards" + => "DVB for Linux" "DVB Core Support" "Bt8xx based PCI Cards" 2) Loading Modules ================== -In default cases bttv is loaded automatically. -To load the backend either place dvb-bt8xx in etc/modules, or apply manually: +- default cases: bttv and all frontends are loaded automatically +- add to etc/modules: dvb-bt8xx - $ modprobe dvb-bt8xx - -All frontends will be loaded automatically. -People running udev please see Documentation/dvb/udev.txt. - -In the following cases overriding the PCI type detection for dvb-bt8xx might be necessary: - -2a) Running TwinHan and Clones ------------------------------- +Exception: +---------- +- TwinHan and Clones: overriding autodetection might be necessary + +a) standalone: - - $ modprobe bttv card=113 - $ modprobe dvb-bt8xx - $ modprobe dst +- add to etc/modules: dvb-bt8xx + dst +- add to etc/modules.conf or etc/modprobe.conf: options bttv card=113 +- optionally add to etc/modules.conf or etc/modprobe.conf: options dst verbose=(1-4) dst_addons=0x20 +- verbose=1: only error messages, 2: notifications, 3: other messages, 4: debug setting +- dst_addons=0x20: card owns conditional access slot for scrambled channels - -Useful parameters for verbosity level and debugging the dst module: - -verbose=0: messages are disabled - 1: only error messages are displayed - 2: notifications are displayed - 3: other useful messages are displayed - 4: debug setting -dst_addons=0: card is a free to air (FTA) card only - 0x20: card has a conditional access slot for scrambled channels - +- unscramble channels? => Documentation/dvb/ci.txt +- technical info about the dst module? => Documentation/dvb/dst.txt + +b) >= 2 cards in a box: +- card ID order should be uprising: +- add to etc/modules.conf or etc/modprobe.conf f. ex.: options bttv card=113 card=135 +- card ID list? => Documentation/video4linux/CARDLIST.bttv +- questions? Subscribe to mailing list: www.linuxdvb.org + +- Uwe Bugla, May 30th, 2006 -The autodetected values are determined by the cards' "response string". -In your logs see f. ex.: dst_get_device_id: Recognize [DSTMCI]. -For bug reports please send in a complete log with verbose=4 activated. -Please also see Documentation/dvb/ci.txt. - -2b) Running multiple cards --------------------------- - -Examples of card ID's: - -Pinnacle PCTV Sat: 94 -Nebula Electronics Digi TV: 104 -pcHDTV HD-2000 TV: 112 -Twinhan DST and clones: 113 -Avermedia AverTV DVB-T 771: 123 -Avermedia AverTV DVB-T 761: 124 -DViCO FusionHDTV DVB-T Lite: 128 -DViCO FusionHDTV 5 Lite: 135 - -Notice: The order of the card ID should be uprising: -Example: - $ modprobe bttv card=113 card=135 - $ modprobe dvb-bt8xx - -For a full list of card ID's please see Documentation/video4linux/CARDLIST.bttv. -In case of further problems send questions to the mailing list: www.linuxdvb.org. - -Authors: Richard Walker, - Jamie Honan, - Michael Hunold, - Manu Abraham, - Uwe Bugla, - Michael Krufky -- Der GMX SmartSurfer hilft bis zu 70% Ihrer Onlinekosten zu sparen! Ideal für Modem und ISDN: http://www.gmx.net/de/go/smartsurfer _______________________________________________ linux-dvb@xxxxxxxxxxx http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
