Re: Firewire

[Chris Ruvolo <chris+lkml@ruvolo.net>]

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On Thu, Jul 24, 2003 at 09:34:34AM -0400, gaxt wrote:
> Does anyone have firewire running on Linux 2.6.0-test1-mm2 ?

It is not working for me under 2.6.0-test1 (vanilla).  Same hardware works
great under 2.4.20.

> This is what dmesg reports after boot. If I plug in an iPod and use 
> sbp2, I can mount the iPod as a disk and look at its files but using 
> gtkpod freezes up the machine.

When I power-on my DV camera, messages like yours pour out, and the kernel
takes up 40% of my CPU time until I turn the camera off.

-Chris

--- module load messages ---
ohci1394: $Rev: 578 $ Ben Collins <bcollins@debian.org>
PCI: Found IRQ 10 for device 00:0b.0
ohci1394_0: OHCI-1394 1.0 (PCI): IRQ=[10]  MMIO=[db001000-db0017ff]  Max Packet=[2048]
raw1394: /dev/raw1394 device initialized
ieee1394: Host added: Node[00:1023] GUID[0011060000006a85]  [Linux OHCI-1394]
--- end ---

--- power-on DV camera messages ---
ieee1394: Node added: ID:BUS[0-00:1023] GUID[0010950010090143]
ieee1394: unsolicited response packet received - np
ieee1394: contents: ffc10160 ffc10000 00000000 60f30404          
ieee1394: unsolicited response packet received - np
ieee1394: contents: ffc10560 ffc10000 00000000 60f30404          
ieee1394: unsolicited response packet received - np
ieee1394: contents: ffc10960 ffc10000 00000000 60f30404          
ieee1394: ConfigROM quadlet transaction error for node 01:1023   
ieee1394: The root node is not cycle master capable; selecting a new root node and resetting...
--- repeats ---
ieee1394: unsolicited response packet received - np
ieee1394: contents: ffc03160 ffc00000 00000000 60f30404
ieee1394: ConfigROM quadlet transaction error for node 00:1023
ieee1394: Node removed: ID:BUS[0-00:1023] GUID[0010950010090143]
--- end ---

--- lspci for firewire card ---
00:0b.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host Controller (rev 46) (prog-if 10 [OHCI])
        Subsystem: VIA Technologies, Inc. IEEE 1394 Host Controller
        Flags: bus master, medium devsel, latency 32, IRQ 10
        Memory at db001000 (32-bit, non-prefetchable) [size=2K]
        I/O ports at e800 [size=128]
        Capabilities: [50] Power Management version 2
--- end ---


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