[ivtv-devel] cx18: Question for users...

[Warren Sturm]

On Fri, 2008-08-29 at 18:48 -0400, Andy Walls wrote:
> On Fri, 2008-08-29 at 13:58 -0600, Warren Sturm wrote:
> > On Fri, 2008-08-29 at 15:01 -0400, Andy Walls wrote:
> > > Hi all,
> > > 
> > > I have a question.
> > > 
> > > For users of HVR-1600 and other CX23418 based cards that basically work:
> > > is your card behind a PCI-PCI bridge chip that is set for "subtractive
> > > decode"?
> > Hope this is what you are after:
> > 
> > # lspci -tvv
> > -[0000:00]-+-00.0  nVidia Corporation nForce3 250Gb Host Bridge
> >            +-01.0  nVidia Corporation nForce3 250Gb LPC Bridge
> >            +-01.1  nVidia Corporation nForce 250Gb PCI System Management
> >            +-02.0  nVidia Corporation CK8S USB Controller
> >            +-02.1  nVidia Corporation CK8S USB Controller
> >            +-02.2  nVidia Corporation nForce3 EHCI USB 2.0 Controller
> >            +-05.0  nVidia Corporation CK8S Ethernet Controller
> >            +-06.0  nVidia Corporation nForce3 250Gb AC'97 Audio Controller
> >            +-08.0  nVidia Corporation CK8S Parallel ATA Controller (v2.5)
> >            +-0a.0  nVidia Corporation CK8S Serial ATA Controller (v2.5)
> >            +-0b.0-[0000:01]----00.0  nVidia Corporation G70 [GeForce 7800 GS]
> >            +-0e.0-[0000:02]--+-07.0  Internext Compression Inc iTVC16 (CX23416) MPEG-2 Encoder
> >            |                 +-08.0  Creative Labs SB Live! EMU10k1
> >            |                 +-08.1  Creative Labs SB Live! Game Port
> >            |                 +-0a.0  Conexant CX23418 Single-Chip MPEG-2 Encoder with Integrated Analog Video/Broadcast Audio Decoder
> >            |                 +-0b.0  Marvell Technology Group Ltd. 88E8001 Gigabit Ethernet Controller
> >            |                 +-0d.0  Silicon Image, Inc. SiI 3512 [SATALink/SATARaid] Serial ATA Controller
> >            |                 \-0e.0  Texas Instruments TSB82AA2 IEEE-1394b Link Layer Controller
> >            +-18.0  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration
> >            +-18.1  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map
> >            +-18.2  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller
> >            \-18.3  Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control
> > 
> > 
> > # lspci -s 0:0e.0 -vv -x
> > 00:0e.0 PCI bridge: nVidia Corporation nForce3 250Gb PCI-to-PCI Bridge (rev a2) (prog-if 00 [Normal decode])
> > 	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx-
> > 	Status: Cap- 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> > 	Latency: 0
> > 	Bus: primary=00, secondary=02, subordinate=02, sec-latency=128
> > 	I/O behind bridge: 00009000-0000afff
> > 	Memory behind bridge: d8000000-dfffffff
> > 	Prefetchable memory behind bridge: e0000000-e3ffffff
> > 	Secondary status: 66MHz- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort+ <SERR- <PERR+
> > 	BridgeCtl: Parity- SERR+ NoISA+ VGA- MAbort- >Reset- FastB2B-
> > 		PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> > 	Kernel modules: shpchp
> > 00: de 10 ed 00 07 01 a0 00 a2 00 04 06 00 00 01 00
> > 10: 00 00 00 00 00 00 00 00 00 02 02 80 90 a0 80 a2
> > 20: 00 d8 f0 df 00 e0 f0 e3 00 00 00 00 00 00 00 00
> > 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 06 00
> 
> Yes, almost.
> 
> Does your card work for you in this configuration behind a bridge in
> Normal decode?
> 
> Regards,
> Andy

Yes.  This card works.  I use it with mythtv.