Messages in this thread |  | | Date | Fri, 26 May 2006 06:30:59 -0400 | | From | Jeff Garzik <> | | Subject | Re: [PATCH 3/4] myri10ge - Driver core |
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Benjamin Herrenschmidt wrote: >>> No proper interface exposed, he'll have to do an #ifdef powerpc here or >>> such and use __ioremap with explicit page attributes. I have a hack to >>> do that automatically for memory covered by prefetchable PCI BARs when >>> mmap'ing from userland but not for kernel ioremap. >> Stupid question: pci_iomap() is NOT what you are looking for, right? >> >> Implementation is at the end of lib/iomap.c > > No, there is no difference there, pci_iomap won't help for passing in > platform specific page attributes for things like write combining.
Since we already have ioremap_nocache(), maybe adding ioremap_wcomb() is appropriate?
Jeff
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