On Tuesday 22 November 2005 09:37 am, Ruslan Ermilov wrote: > On Mon, Nov 21, 2005 at 10:01:16PM +0000, John Baldwin wrote: > > jhb 2005-11-21 22:01:16 UTC > > > > FreeBSD src repository > > > > Modified files: > > sys/dev/acpica acpi_pci_link.c > > Log: > > Fix the code to look up the BIOS IRQ for a given link device by reading > > the IRQ set by the BIOS in existing devices to actually get the correct > > bus number of the child PCI bus. I was not reading the bus number from > > the bridge device correctly. The __BUS_ACCESSOR() macros (from which > > pcib_get_bus() is built) assume that the passed in argument is a child > > device. However, at the time I'm reading the bus there is no child > > device yet, so I was passing in the pcib device as the child device. > > The parent of the pcib device probably returned an error in the case of > > a host bridge, thus resulting in random stack garbage for the bus > > number. For PCI-PCI bridges, the bus number being used was actually the > > subvendor of the PCI-PCI bridge device itself. > > > > MFC after: 1 week > > > > Revision Changes Path > > 1.49 +15 -3 src/sys/dev/acpica/acpi_pci_link.c > > Looks like I no longer need these hw.pci.link.LNK[A-D].irq=11 > in /boot/loader.conf after this change.
Woah, that's a good fix then. This was on a T43? -- John Baldwin <[EMAIL PROTECTED]> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org _______________________________________________ cvs-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/cvs-all To unsubscribe, send any mail to "[EMAIL PROTECTED]"
