On Tue, Mar 09, 2004 at 01:02:54PM -0800, John Feller wrote: > > > Please, read Documentation/DMA-mapping.txt. > > Ah - I'm an idiot. I had read about "pci_map_single", but it didn't occur > to me that it could be used after memory was kmalloc'd elsewhere. Looked at > some existing networking code (tulip driver) to see how it is done. The > "pci" in the name confused me, I guess :o}
BTW, if your driver will only run on 4xx hardware you can use consistent_* routines (PCI DMA API is implemented using them). Take a look at drivers/net/ibm_emac for example. Eugene. ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
