[Qemu-devel] Re: PCNet and Lance merge, almost there

[Blue Swirl]

> - A general remark : instead of using SPARC_IOMMU_TRANSLATE, you should use 
> new memory helpers to read or write bytes such as 
> pcnet_physical_memory_read() and pcnet_physical_memory_write(). The 
> rationale is that ultimately pci memory accesses will also use PCI specific 
> I/Os to handle the case where the PCI memory is not mapped directly in the 
> CPU address space. For the sparc iommu you should define global helpers 
> such as sparc_iommu_memory_read() and sparc_iommu_memory_write().

Something like this?

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iommu_new_access.diff
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