On Fri, Jan 05, Benjamin Herrenschmidt wrote: > Nah, but also set resource->end = 0 too and or-in IORESOURCE_UNSET for > flags not (=) (or just set it to 0, I have no problem with completely > clearing the resource, that will keep it out of the way)
I get this output with the change below: Using INTC for W82c105 IDE controller. W82c105: bn 0 dfn 19 00: f 0000000000000101 s 000000000000f000 e 000000000000f007 01: f 0000000000000101 s 000000000000f010 e 000000000000f013 02: f 0000000000000101 s 000000000000f020 e 000000000000f027 03: f 0000000000000101 s 000000000000f030 e 000000000000f033 04: f 0000000000000101 s 000000000000f040 e 000000000000f04f 05: f 0000000000000101 s 0000000000000000 e 000000000000000f 05: disable IO resource on W82c105 IDE controller 06: f 0000000000000000 s 0000000000000000 e 0000000000000000 07: f 0000000000000000 s 0000000000000000 e 0000000000000000 08: f 0000000000000000 s 0000000000000000 e 0000000000000000 09: f 0000000000000000 s 0000000000000000 e 0000000000000000 10: f 0000000000000000 s 0000000000000000 e 0000000000000000 11: f 0000000000000000 s 0000000000000000 e 0000000000000000 If thats ok, I will submit a patch without the printk. @@ -130,11 +130,18 @@ static void fixup_winbond_82c105(struct /* Enable LEGIRQ to use INTC instead of ISA interrupts */ pci_write_config_dword(dev, 0x40, reg | (1<<11)); + printk("W82c105: bn %x dfn %x\n", dev->bus->number, dev->devfn); for (i = 0; i < DEVICE_COUNT_RESOURCE; ++i) { + printk("%02d: f %016lx s %016lx e %016lx\n", i, dev->resource[i].flags, dev->resource[i].start, dev->resource[i].end); /* zap the 2nd function of the winbond chip */ if (dev->resource[i].flags & IORESOURCE_IO && dev->bus->number == 0 && dev->devfn == 0x81) dev->resource[i].flags &= ~IORESOURCE_IO; + if (dev->resource[i].start == 0 && dev->resource[i].end) { + printk("%02d: disable IO resource on W82c105 IDE controller\n", i); + dev->resource[i].flags = 0; + dev->resource[i].end = 0; + } } } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_82C105, - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html