PReP and generic PCI resource assignment

Benjamin Herrenschmidt benh at kernel.crashing.org
Wed Aug 8 22:23:52 EST 2001


>
>if I remember correctly there should be some a board specific variable
>like pci_dram_offset
>it is zero for your case.
>0xc1000000 is a virtual address ..while pci bar should be programmed with
>bus address .
>your case bios is not apropiately updating the resource assignment with
>0xc0000000 , the kernel_base.

pci_dram_offset is the offset of system memory as seen by PCI devices,
what Hollis needs to look at is the pci_controller's pci_mem_offset.

Ben.


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