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Message
From: Jeremy Fillingim<jfilling@g...>
Date: Tue Jun 7 18:36:26 CEST 2005
Subject: [pci] Base Address Register
Your BARs should be set by the host (if you are using the guest
configuration) during PCI enumeration.
On 6/7/05, npd@a... <npd@a...> wrote:
> Hi,
> I need help in understanding how the BAR is set for the PCI images in
> a Guest configuration. Currently I'm able to view the PCI Configuation
> registers, which shows all six BARs set to zero. Who is suppose to set
> the BARs on my device? Is it the Host-Bridge? Am I suppose to set the
> BARs from the wishbone side?
>
> In my pci_user_constants.v file, I only see the base address being set
> on the wishbone side. Why is there no means to set the base address on
> the PCI side?
>
> Since I'm using this PCI IP core to simply control registers on the
> Wishbone side from the PCI side, I have no processor on the Wishbone
> side to configure any registers. Is the Wishbone side expected to
> configure the base address on the PCI images?
>
> Thanks in advance,
> Nick
> _______________________________________________
> http://www.opencores.org/mailman/listinfo/pci
>
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