X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=Documentation%2Fdvb%2Fbt8xx.txt;h=4e7614e606c5675e241bae76e9523534072ae133;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=e3cacf4f2345e48258317bc23925e66a757a4a53;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/Documentation/dvb/bt8xx.txt b/Documentation/dvb/bt8xx.txt index e3cacf4f2..4e7614e60 100644 --- a/Documentation/dvb/bt8xx.txt +++ b/Documentation/dvb/bt8xx.txt @@ -1,90 +1,78 @@ -How to get the Nebula, PCTV and Twinhan DST cards working -========================================================= +How to get the bt8xx cards working +================================== -This class of cards has a bt878a as the PCI interface, and -require the bttv driver. +1) General information +====================== -Please pay close attention to the warning about the bttv module -options below for the DST card. +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: -1) General informations -======================= - -These drivers require the bttv driver to provide the means to access -the i2c bus and the gpio pins of the bt8xx chipset. - -Because of this, you need to enable -"Device drivers" => "Multimedia devices" - => "Video For Linux" => "BT848 Video For Linux" +Compiling kernel please enable: +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" 2) Loading Modules ================== -In general you need to load the bttv driver, which will handle the gpio and -i2c communication for us. Next you need the common dvb-bt8xx device driver -and one frontend driver. - -The bttv driver will HANG YOUR SYSTEM IF YOU DO NOT SPECIFY THE CORRECT -CARD ID! - -(If you don't get your card running and you suspect that the card id you're -using is wrong, have a look at "bttv-cards.c" for a list of possible card -ids.) - -Pay attention to failures when you load the frontend drivers -(e.g. dmesg, /var/log/messages). - -3a) Nebula / Pinnacle PCTV --------------------------- - - $ modprobe bttv i2c_hw=1 card=0x68 - $ modprobe dvb-bt8xx - -For Nebula cards use the "nxt6000" frontend driver: - $ modprobe nxt6000 - -For Pinnacle PCTV cards use the "cx24110" frontend driver: - $ modprobe cx24110 - -3b) TwinHan ------------ - - $ modprobe bttv i2c_hw=1 card=0x71 - $ modprobe dvb-bt8xx - $ modprobe dst +In default cases bttv is loaded automatically. +To load the backend either place dvb-bt8xx in etc/modules, or apply manually: -The value 0x71 will override the PCI type detection for dvb-bt8xx, which -is necessary for TwinHan cards.# + $ modprobe dvb-bt8xx -If you're having an older card (blue color circuit) and card=0x71 locks your -machine, try using 0x68, too. If that does not work, ask on the DVB mailing list. +All frontends will be loaded automatically. +People running udev please see Documentation/dvb/udev.txt. -The DST module takes a couple of useful parameters, in case the -dst drivers fails to detect your type of card correctly. +In the following cases overriding the PCI type detection for dvb-bt8xx might be necessary: -dst_type takes values 0 (satellite), 1 (terrestial TV), 2 (cable). +2a) Running TwinHan and Clones +------------------------------ -dst_type_flags takes bit combined values: -1 = new tuner type packets. You can use this if your card is detected - and you have debug and you continually see the tuner packets not - working (make sure not a basic problem like dish alignment etc.) + $ modprobe bttv card=113 + $ modprobe dvb-bt8xx + $ modprobe dst -2 = TS 204. If your card tunes OK, but the picture is terrible, seemingly - breaking up in one half continually, and crc fails a lot, then - this is worth a try (or trying to turn off) +Useful parameters for verbosity level and debugging the dst module: -4 = has symdiv. Some cards, mostly without new tuner packets, require - a symbol division algorithm. Doesn't apply to terrestial TV. +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 -You can also specify a value to have the autodetected values turned off -(e.g. 0). The autodected values are determined bythe cards 'response -string' which you can see in your logs e.g. +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. -dst_check_ci: recognize DST-MOT - -or - -dst_check_ci: unable to recognize DSTXCI or STXCI +2b) Running multiple cards +-------------------------- --- -Authors: Richard Walker, Jamie Honan, Michael Hunold +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