Messages in this thread | | | Date | Sat, 23 Mar 2002 21:23:41 +0100 | From | Vojtech Pavlik <> | Subject | Re: BUG: 2.4.18 & ALI15X3 DMA hang on boot |
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On Sat, Mar 23, 2002 at 02:11:21PM +0100, Martin Dalecki wrote: > John Langford wrote: > > I went nuts with printk statements and managed to isolate the hang to > > one particular line of code. The final printk in this code fragment > > never gets executed. > > > > } else if (m5229_revision >= 0xC3) { > > /* > > * 1553/1535 (m1533, 0x79, bit 1) > > */ > > printk("ata66_ali15x3 } else if (m5229_revisi\on >= 0xC3) {\n"); > > pci_write_config_byte(isa_dev, 0x79, tmpbyte | 0x02); > > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > > pci_write_config to isa_dev???? This looks at least suspicious. > You may very well check whatever isa_dev is trully a PCI device > handle or just some random IO base for ISA bus!
You may wanted to check yourself:
isa_dev = pci_find_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, NULL);
so the command is valid.
> > printk("ata66_ali15x3 endif\n"); > > > > Art, Dave, and Ben may or may not have the same problem. It would be > > interesting to know if they get a hang here. > > > > Any ideas for fixing? > > See above :-)
-- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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