On Wed, Jan 13, 2010 at 01:02:50PM +0000, Paul Brook wrote:
> On Tuesday 12 January 2010, Isaku Yamahata wrote:
> > To use pci host framework, use PCIHostState instead of PCIBus in
> > PCIVPBState.
>
> No.
>
> pci_host.[ch] provides very specific functionality, it is not a generic PCI
> host device. Specifically it provides indirect access to PCI config space via
> a memory mapped {address,data} pair. The versatile PCI host exposes PCI
> config
> space directly, so should not be using this code.
>
> If you want a generic framework for PCI hosts then you need to use something
> else. If nothing else, assuming that a PCI host bridge is always is SysBus
> device is wrong.
>
> Paul
What most people seem to want is callback that will get length is a
parameter instead of supplying 3 functions. pci_host does it
but we do not need pci_host for this.
--
MST
