firewire problem on 5.1-RELEASE
Hidetoshi Shimokawa
simokawa at sat.t.u-tokyo.ac.jp
Sat Jul 19 08:01:59 PDT 2003
At Mon, 14 Jul 2003 19:40:11 +0200,
Petr Holub wrote:
>
> Hi guys,
>
> there's some new bug in firewire driver in 5.1-RELASE.
> When I connect camera to ma Dell Precision 530 box
> via firewire I get following messages:
>
> fwohci0: BUS reset
> fwohci0: node_id=0x0800ffc0, gen=37, Bus reset failure
> fwohci0: node_id=0x8800ffc0, gen=77, non CYCLEMASTER mode
> fwohci0: SID Error
> fwohci0: phy int
> fwohci0: node_id=0x8800ffc0, gen=197, non CYCLEMASTER mode
> fwohci0: SID Error
> fwohci0: phy int
> fwohci0: node_id=0x8800ffc0, gen=61, non CYCLEMASTER mode
> fwohci0: SID Error
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=181, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=5, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=85, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=165, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=245, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=68, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=148, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=228, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=52, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0x0800ffc0, gen=132, Bus reset failure
> fwohci0: phy int
> fwohci0: node_id=0xc800ffc0, gen=172, CYCLEMASTER mode
> firewire0: 1 nodes, maxhop <= 0, cable IRM = 0 (me)
> firewire0: bus manager 0 (me)
> fwohci0: phy int
> fwohci0: BUS reset
Those may indicate some hardware problem.
5.1 does more strict check on sid buffer.
> fwohci0: node_id=0x8800ffc0, gen=174, non CYCLEMASTER mode
> firewire0: 2 nodes, maxhop <= 1, cable IRM = 0 (me)
> firewire0: root node is not cycle master capable
> firewire0: bus manager 0 (me)
> fwohci0: BUS reset
> fwohci0: node_id=0x8800ffc0, gen=174, non CYCLEMASTER mode
> fw_xfer_done: pending
> firewire0: 2 nodes, maxhop <= 1, cable IRM = 0 (me)
> firewire0: root node is not cycle master capable
> firewire0: bus manager 0 (me)
> fwohci0: BUS reset
> fwohci0: node_id=0xc800ffc0, gen=175, CYCLEMASTER mode
> firewire0: 1 nodes, maxhop <= 0, cable IRM = 0 (me)
> firewire0: bus manager 0 (me)
> fw_attach_dev: 1 pending handlers called
> fwohci0: BUS reset
> fwohci0: node_id=0x8800ffc0, gen=177, non CYCLEMASTER mode
> firewire0: 2 nodes, maxhop <= 1, cable IRM = 1
> fwohci0: BUS reset
> fwohci0: node_id=0x8800ffc0, gen=177, non CYCLEMASTER mode
> firewire0: 2 nodes, maxhop <= 1, cable IRM = 1
> firewire0: bus manager 0 (me)
> firewire0: New S100 device ID:000085000064790a
>
> After this when I try to read from camera I get following:
>
> fwohci0: IR DMA overrun (0x40008011)
> fwohci0: IR DMA overrun (0x40008011)
> fwohci0: IR DMA overrun (0x40008011)
> fwohci0: IR DMA overrun (0x40008011)
How do you read from camera and where do you write the data?
If you cannot read/write fast enough, the buffer overrun
could ocurr.
> Can anybody help me? It used to work in 5.0-RELEASE so I suppose
> it to be a new bug.
>
> Thanks,
> Petr
>
> PS: Keep me in Cc: of your answer since I'm not a list member and
> I won't be able to react promptly otherwise.
>
> P.
>
> ================================================================
> Petr Holub
> CESNET z.s.p.o. Supercomputing Center Brno
> Zikova 4 Institute of Compt. Science
> 162 00 Praha 6, CZ Masaryk University
> Czech Republic Botanicka 68a, 60200 Brno, CZ
> e-mail: Petr.Holub at cesnet.cz phone: +420-541512213
> fax: +420-541212747
> e-mail: hopet at ics.muni.cz
>
>
>
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