PCI Memory mapping

Jeff Angielski jeff at theptrgroup.com
Wed Mar 17 03:39:35 EST 2004


On Tue, 2004-03-16 at 06:40, Marc Leeman wrote:
> Any pointers about making cpu memory visible on the pci bus would greatly
> be appreciated.

Check your PPC documentation for the configuration of the PITARx,
PIBARx, and PICMRx.  Once you read about these it should all make sense.

Then look at your bootloader source code (hopefully you are using
u-boot) to see how these registers are being configured.

HTH,
Jeff Angielski
The PTR Group


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