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SubjectRe: v4l bttv bt878 PCI on VIA KT133 chipset crashes?
Benson Chow wrote:
> Just wonderring.
>
> I'm getting weird crashes with running the bttv driver that comes with
> 2.4.20 (0.7.96?) with a bt878 card. I can record fine from it, can change
> channels, etc. - Great. Except if I keep on starting and stopping
> mencoder (opening and closing /dev/video), it usually works for a few
> times from a fresh reboot just fine, but after 5 times (and it's random,
> it may not start till after 20 times) it *seems* other parts of kernel
> space gets badly corrupted. My kswapd oopses and dies. Processes
> cause oopses for no reason. The oopses tend to occur in disk i/o
> routines, not in the bttv driver for some reason, and after the corruption
> (?) occurs, all processes can and will die. The machine eventually goes
> down hard needing a jab at the case Not exactly a graceful shutdown! The
> machine seems to work fine if I never use the video capture card, even
> thrashing disk and flooding the PCI network card seems to work fine.
I had problems with 2.4.20 with the same hardware and using the program
zapping for viewing. My box just froze. I thought maybe it was caused by
sharing interrupts - but the machine hasn't frozen yet when I switched
over to using xawtv instead.


ints:
david@skunk:~$ cat /proc/interrupts
CPU0
0: 29393376 XT-PIC timer
1: 32 XT-PIC keyboard
2: 0 XT-PIC cascade
5: 3529723 XT-PIC ide2, ide3, bttv
8: 4 XT-PIC rtc
10: 119935 XT-PIC usb-uhci, usb-uhci, advansys
11: 2597210 XT-PIC via82cxxx, aic7xxx, eth0
14: 2243192 XT-PIC ide0
15: 2136742 XT-PIC ide1
NMI: 0
LOC: 29394447
ERR: 8021
MIS: 0
david@skunk:~$


HW:
david@skunk:~$ lspci
00:00.0 Host bridge: VIA Technologies, Inc. VT8363/8365 [KT133/KM133]
(rev 02)
00:01.0 PCI bridge: VIA Technologies, Inc. VT8363/8365 [KT133/KM133 AGP]
00:07.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super South]
(rev 40)
00:07.1 IDE interface: VIA Technologies, Inc. VT82C586/B/686A/B PIPC Bus
Master IDE (rev 06)
00:07.2 USB Controller: VIA Technologies, Inc. USB (rev 16)
00:07.3 USB Controller: VIA Technologies, Inc. USB (rev 16)
00:07.4 Host bridge: VIA Technologies, Inc. VT82C686 [Apollo Super ACPI]
(rev 40)
00:07.5 Multimedia audio controller: VIA Technologies, Inc. VT82C686
AC97 Audio Controller (rev 50)
00:08.0 Unknown mass storage controller: Promise Technology, Inc. 20268
(rev 01)
00:09.0 SCSI storage controller: Adaptec AHA-2940U/UW/D / AIC-7881U (rev 01)
00:0a.0 SCSI storage controller: Advanced System Products, Inc ABP940-U
/ ABP960-U (rev 03)
00:0c.0 Multimedia video controller: Brooktree Corporation Bt878 Video
Capture (rev 11)
00:0c.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture
(rev 11)
00:0d.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M [Tornado]
(rev 74)
01:00.0 VGA compatible controller: Matrox Graphics, Inc. MGA G400 AGP
(rev 82)
david@skunk:~$ lspci



--
David J. M. Karlsen - +47 90 68 22 43
http://www.davidkarlsen.com
http://mp3.davidkarlsen.com

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