[OpenBIOS] [PATCH] sparc64 add mmu translate and unmap methods

Blue Swirl blauwirbel at gmail.com
Sat Sep 27 21:48:39 CEST 2008

On 9/27/08, Igor Kovalenko <igor.v.kovalenko at gmail.com> wrote:
> Hi!
>  This patch enables mmu methonds "translate" and "unmap" for sparc64.
>  Helper function spitfire_translate walks through dtlb entries and
>  performs phys to virt translation. Two other helpers itlb_demap and
>  dtlb_demap perform actual tlb entry demapping. It is then easy to
>  implement unmap_pages() which is the reverse of map_pages(), and
>  enable mmu_unmap as the result.
>  I tested these changes to work with qemu-system-sparc64 loading gentoo
>  2008.0 iso image.
>  qemu is currently lacking spitfire demap ASI support which I'll post
>  there shortly.
>  Please apply.

Thanks, applied.

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