David Sobon wrote: > On Apr 12, 2005 11:43 AM, Hamish Moffatt <hamish@xxxxxxxxxxxx> wrote: > >>Do you get any FBUS errors in addition to the FDSR errors? > > > Yes, it seems to happen right after starting the stream dump when the > HD spins up, or if I switch virtual desktops or scroll around the > virtual screen. > > Maybe that explains why I always get weird A / V sync issues. or > mplayer's fault. bleh. > > Mar 25 00:20:02 gearbox kernel: bt878(0): irq FTRGT FBUS risc_pc=01708128 > Mar 28 20:25:01 gearbox kernel: bt878(0): irq FTRGT FBUS risc_pc=01708168 > Mar 31 23:45:08 gearbox kernel: bt878(0): irq FTRGT FBUS risc_pc=017080f8 > Mar 31 23:45:16 gearbox kernel: bt878(0): irq FTRGT FBUS risc_pc=01708038 > Apr 9 00:00:03 gearbox kernel: bt878(0): irq FTRGT FBUS risc_pc=1faca008 > Apr 9 00:00:03 gearbox kernel: bt878(0): irq FDSR FBUS risc_pc=1faca008 > Apr 9 00:00:03 gearbox kernel: bt878(0): irq FDSR FBUS risc_pc=1faca008 > > >>For me, FBUS was the main problem. It means that the buffers in the >>BT878 overflowed, because the PCI bus is too busy doing other things. >> >>See what else you have on the same PCI bus (using lspci). In my case the >>on-board SATA controller was on the same PCI bus as the slots, so when I >>did much access to a SATA disk I got FBUS errors. > > > How can I tell if it's on the same bus? same irq? Not using SATA here. > > procinfo shows: > irq 0: 327576176 timer irq 16: 22981007 eth0, mga@PCI:1:0:0 > irq 1: 264741 i8042 irq 17: 2885663 bttv0, bt878 > irq 8: 11302046 rtc irq 18: 2395942 bttv1, bt878 > irq 9: 0 acpi irq 19: 410297 Ensoniq AudioPCI > irq 14: 24775224 ide0 irq 21: 4050071 uhci_hcd, uhci_hcd, > irq 15: 721948 ide1 > > I do have an analog card (irq == 18) in there aswell. > Try removing the analog card and let's see what happens.. Manu
