Messages in this thread |  | | Subject | Re: With Daniel Phillips Patch | Date | Wed, 22 Aug 2001 18:55:21 -0600 | From | "Justin T. Gibbs" <> |
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> From: "Justin T. Gibbs" <gibbs@scsiguy.com> > Date: Wed, 22 Aug 2001 18:01:40 -0600 > > It is opaque and should be able to represent all dma (or I would prefer > bus) addresses in the system. The examples I've seen where people > assume it to be 32bits in size are, well, broken. > >It is the type to be used for 32-bit SAC based DMA. >DMA-mapping.txt is pretty clear about this.
Then it is poorly named. How about "pci_dma32_t". Or better yet, uint32_t. How do the guys writing SBUS drivers like the fact that all of this mapping stuff is so PCI centric?
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