[mythtv-users] IEEE-1394 Woes

Kirk Bocek t004 at kbocek.com
Thu Mar 11 19:16:34 UTC 2010



Gabe Rubin wrote:
> On Thu, Mar 11, 2010 at 10:57 AM, Kirk Bocek <t004 at kbocek.com> wrote:
>> I've rebooted this host a couple of times since working with the DCT-6200 and
>> now that I look at it, it doesn't look like the drivers are automatically
>> loading. If I manually load the drivers I get:
>>
>> $modprobe -v ieee1394
>> insmod /lib/modules/2.6.18-164.10.1.el5/updates/drivers/ieee1394/ieee1394.ko
>> $modprobe -v ohci1394
>> insmod /lib/modules/2.6.18-164.10.1.el5/updates/drivers/ieee1394/ohci1394.ko
>> $dmesg
>> ACPI: PCI Interrupt 0000:02:03.0[A] -> GSI 20 (level, low) -> IRQ 217
>> ohci1394: fw-host0: OHCI-1394 1.1 (PCI): IRQ=[217]  MMIO=[fdeff000-fdeff7ff]
>> Max Packet=[2048]  IR/IT contexts=[4/8]
>>
>> Does that look right to you?
> 
> This I don't know.  But there should be entries in your modprobe.conf
> file that auto-load this stuff.  You should take a look.  What happens
> when you load the drivers and then plug in the firewire box?  What
> does dmesg output?  I will admit, this is getting beyond my knowledge
> base.

Since I manually added those drivers, I tried running plugreport. I now see
the same error messages as before:

ieee1394: Host added: ID:BUS[0-00:1023]  GUID[00110666000000d6]
ieee1394: SelfIDs failed monotony check with 2
ieee1394: Error in SelfID stage, resetting
BUG: warning at
/var/tmp/bach-build/BUILD/ieee1394-2.6.18/ohci1394.c:234/get_phy_reg()
(Tainted: P     )

Call Trace:
 <IRQ>  [<ffffffff881ba6f1>] :ohci1394:get_phy_reg+0x93/0x10b
 [<ffffffff881bbf2f>] :ohci1394:ohci_devctl+0x49/0x49e
 [<ffffffff89049020>] :ieee1394:hpsb_reset_bus+0x20/0x24
 [<ffffffff881be217>] :ohci1394:ohci_irq_handler+0x708/0x779
 [<ffffffff80010b81>] handle_IRQ_event+0x51/0xa6
 [<ffffffff800b9fdd>] __do_IRQ+0xa4/0x103
 [<ffffffff8006c9a3>] do_IRQ+0xe7/0xf5
 [<ffffffff8005722b>] mwait_idle+0x0/0x4a
 [<ffffffff8005d615>] ret_from_intr+0x0/0xa
 <EOI>  [<ffffffff80057261>] mwait_idle+0x36/0x4a
 [<ffffffff8004943c>] cpu_idle+0x95/0xb8
 [<ffffffff8007708a>] start_secondary+0x498/0x4a7

BUG: warning at
/var/tmp/bach-build/BUILD/ieee1394-2.6.18/ohci1394.c:263/set_phy_reg()
(Tainted: P     )

Call Trace:
 <IRQ>  [<ffffffff881ba600>] :ohci1394:set_phy_reg+0xa9/0x107
 [<ffffffff881bbf42>] :ohci1394:ohci_devctl+0x5c/0x49e
 [<ffffffff89049020>] :ieee1394:hpsb_reset_bus+0x20/0x24
 [<ffffffff881be217>] :ohci1394:ohci_irq_handler+0x708/0x779
 [<ffffffff80010b81>] handle_IRQ_event+0x51/0xa6
 [<ffffffff800b9fdd>] __do_IRQ+0xa4/0x103
 [<ffffffff8006c9a3>] do_IRQ+0xe7/0xf5
 [<ffffffff8005722b>] mwait_idle+0x0/0x4a
 [<ffffffff8005d615>] ret_from_intr+0x0/0xa
 <EOI>  [<ffffffff80057261>] mwait_idle+0x36/0x4a
 [<ffffffff8004943c>] cpu_idle+0x95/0xb8
 [<ffffffff8007708a>] start_secondary+0x498/0x4a7


However, I'm not sure if the error occurred before or after I ran plugreport.


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