From owner-freebsd-multimedia@FreeBSD.ORG Tue Jun 23 21:03:25 2009 Return-Path: Delivered-To: freebsd-multimedia@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 85FA21065702 for ; Tue, 23 Jun 2009 21:03:25 +0000 (UTC) (envelope-from nox@jelal.kn-bremen.de) Received: from smtp.kn-bremen.de (gelbbaer.kn-bremen.de [78.46.108.116]) by mx1.freebsd.org (Postfix) with ESMTP id 2CF508FC1F for ; Tue, 23 Jun 2009 21:03:25 +0000 (UTC) (envelope-from nox@jelal.kn-bremen.de) Received: by smtp.kn-bremen.de (Postfix, from userid 10) id E3A261E001F9; Tue, 23 Jun 2009 23:03:23 +0200 (CEST) Received: from triton.kn-bremen.de (noident@localhost [127.0.0.1]) by triton.kn-bremen.de (8.14.3/8.14.3) with ESMTP id n5NL1gPO086516; Tue, 23 Jun 2009 23:01:42 +0200 (CEST) (envelope-from nox@triton.kn-bremen.de) Received: (from nox@localhost) by triton.kn-bremen.de (8.14.3/8.14.3/Submit) id n5NL1gYE086515; Tue, 23 Jun 2009 23:01:42 +0200 (CEST) (envelope-from nox) Date: Tue, 23 Jun 2009 23:01:42 +0200 (CEST) From: Juergen Lock Message-Id: <200906232101.n5NL1gYE086515@triton.kn-bremen.de> To: jason.harmening@gmail.com X-Newsgroups: local.list.freebsd.multimedia In-Reply-To: <2d1264630906230923s4aaaaa63rc283dd1ffce2eef9@mail.gmail.com> Organization: home Cc: freebsd-multimedia@freebsd.org Subject: Re: Updated cx88 driver, now with PCIe! X-BeenThere: freebsd-multimedia@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Multimedia discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Jun 2009 21:03:26 -0000 In article <2d1264630906230923s4aaaaa63rc283dd1ffce2eef9@mail.gmail.com> you write: >cx88 version 1.2.0 is now in ports. In addition to the fix for the >userspace buffer sync panic (I'm awesome!) and some >cleanup of the internal driver architecture, this release adds kernel >driver support for CX23885/7/8-based PCIe cards. > >Datasheets for the CX23885 family are not publicly available, but this >support was made possible by the hard work of Konstantin Dimitrov. He >did a great deal of clean-room research into the register-level >programming interfaces for the CX23885/7/8, and was ultimately able to >determine their SRAM layout and much of the required I2C and MPEG >transport stream control logic. We were able to fill in all the >remaining gaps based on our existing knowledge of the CX23880 family >and correlation of observed behavior with the register constants >declared in the Linux CX23885 driver source code. > >The net result of this effort is a very clean driver enhancement--All >of the fundamental DMA and I2C logic is integrated into the common >code base with leverage of existing cx88 infrastructure and relatively >little added code. Common MPEG routines have been moved to >cx88mpegcore.ko, which also exposes the /dev/cx88mpeg* device nodes, >so the nodes are ioctl(2)-compatible. cx88mpeg.ko is now a thin >CX23880-specific wrapper around cx88mpegcore, while cx23885.ko is a >thin CX23885-family wrapper for all device interfaces that may be used >with CX23885/7/8 devices (currently only cx88mpegcore). > >This support is currently MPEG-only. We will consider adding support >for other streams (analog, MPEG encoders, etc.) as need arises. > >As usual, the kernel drivers should attach to any CX23885/7/8 device. >The initial CX23885-family cards supported in userspace are the >Hauppauge WinTV HVR-1250 and HVR-1800. Unfortunately, these are not >dual-HDTV cards. Each has one MPEG transport stream attached to the >digital TV frontend, while the 1800 has the other transport stream >attached to the analog frontend via a hardware encoder. I'll shortly >begin work on support for the DViCO Fusion 7 Dual, which *is* a >dual-HDTV card. >Konstantin is also working on support for DVB-T CX23885/7/8 cards, >namely the HVR-1200 and HVR-1700. He has successfully captured TV >streams with them, but they have complex tuners/demodulators that need >a lot of work to polish. > >There are also new tunables for enabling I2C polling (for those RT >people who don't like lots of interrupts) and for enabling message >signaled interrupts (PCIe-only). See the wiki for details. > >Please join me in giving a shout-out to Konstantin--without his hard >work I'd still be sitting here waiting for a datasheet to fall from >the sky. Yeah, Konstantin++ :) Although the version in ports seems to be missing a few headers now at least: [...] c++ -O2 -fno-strict-aliasing -pipe -Wall -I/usr/local/include -I../mpeg -I../audio -I../video -I../common -I./ -I/usr/local/include/libtuner -I/usr/local/include -c analog/cx88_analog_driver.cpp ar -x /usr/local/lib/libezxml.a c++ -o cx88 -O2 -fno-strict-aliasing -pipe -Wall -I/usr/local/include -I../mpeg -I../audio -I../video -I../common -I./ -I/usr/local/include/libtuner -I/usr/local/include -I./mpeg -I./analog -I./drivers -L/usr/local/lib/libtuner -ltuner -lpthread drivers/cx88_cards.cpp cx88.cpp *.o In file included from drivers/cx88_cards.h:45, from drivers/cx88_cards.cpp:29: drivers/wintv_hvr1800.h:31:20: error: mt2131.h: No such file or directory drivers/wintv_hvr1800.h:32:21: error: cx24227.h: No such file or directory In file included from drivers/cx88_cards.h:45, from drivers/cx88_cards.cpp:29: drivers/wintv_hvr1800.h: In member function 'virtual int wintv_hvr1800::create_i2c_drivers()': drivers/wintv_hvr1800.h:56: error: expected type-specifier before 'cx24227' drivers/wintv_hvr1800.h:56: error: cannot convert 'int*' to 'tuner_driver*' in assignment drivers/wintv_hvr1800.h:56: error: expected `;' before 'cx24227' drivers/wintv_hvr1800.h:58: error: expected type-specifier before 'mt2131' drivers/wintv_hvr1800.h:58: error: cannot convert 'int*' to 'tuner_driver*' in assignment drivers/wintv_hvr1800.h:58: error: expected `;' before 'mt2131' In file included from ./drivers/cx88_cards.h:45, from ./mpeg/cx88_mpeg_driver_factory.h:31, from cx88.cpp:47: ./drivers/wintv_hvr1800.h:31:20: error: mt2131.h: No such file or directory ./drivers/wintv_hvr1800.h:32:21: error: cx24227.h: No such file or directory In file included from ./drivers/cx88_cards.h:45, from ./mpeg/cx88_mpeg_driver_factory.h:31, from cx88.cpp:47: ./drivers/wintv_hvr1800.h: In member function 'virtual int wintv_hvr1800::create_i2c_drivers()': ./drivers/wintv_hvr1800.h:56: error: expected type-specifier before 'cx24227' ./drivers/wintv_hvr1800.h:56: error: cannot convert 'int*' to 'tuner_driver*' in assignment ./drivers/wintv_hvr1800.h:56: error: expected `;' before 'cx24227' ./drivers/wintv_hvr1800.h:58: error: expected type-specifier before 'mt2131' ./drivers/wintv_hvr1800.h:58: error: cannot convert 'int*' to 'tuner_driver*' in assignment ./drivers/wintv_hvr1800.h:58: error: expected `;' before 'mt2131' *** Error code 1 Stop in /usr/ports/multimedia/cx88/work/cx88-1.2.0/client. *** Error code 1 Stop in /usr/ports/multimedia/cx88/work/cx88-1.2.0. *** Error code 1 Stop in /usr/ports/multimedia/cx88.