On 10/24/2007 08:59 AM, joncglenn wrote:
> I am writing a driver to map a PCI board memory space (pcibar2) into a
> user-space vma via 'mmap'. What is the relationship between the address
> returned from ioremap and the type of address needed in the
> 'io_remap_page_range' or 'remap_pfn_range' functions? How about the
> following? (I am developing under RHEL4 and a 2.6.9 kernel)
I think you can use the method used for exporting pci resources in /sys. See
pci_mmap_resource. Don't know if this was yet in 2.6.9...
regards,
--
Jiri Slaby ([email protected])
Faculty of Informatics, Masaryk University
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