Messages in this thread | | | From | "David S. Miller" <> | Date | Thu, 7 Jun 2001 18:30:05 -0700 (PDT) | Subject | Re: [patch] 32-bit dma memory zone |
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Richard Henderson writes: > On most alphas we use only one zone -- ZONE_DMA. The iommu makes it > possible to do 32-bit pci to the entire memory space. > > For those alphas without an iommu, we also set up ZONE_NORMAL.
And on sparc64 since all machines have an iommu, we use just ZONE_DMA for everything.
Later, David S. Miller davem@redhat.com
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