Can I say btw that virtually addressed caches stink? On Sun, Nov 8, 2015 at 5:05 PM, Gernot Heiser <[email protected]> wrote:
> > On 9 Nov 2015, at 8:30 , Adrian Danis <[email protected]> wrote: > > I do not know the details of the arm926ej, but if its cache architecture > is compatible then porting should be just a matter of converting the newer > instructions to armv5 equivalents. If the cache is virtual addressed then > some more thought and additional cache operations need to be placed through > the kernel. > > > the ARM926ej has virtually-addressed caches from memory, so you’ll have to > flush in every context switch, or implement the complex fast-address-space > switching logic we did on L4-embedded. > > Gernot > > ------------------------------ > > The information in this e-mail may be confidential and subject to legal > professional privilege and/or copyright. National ICT Australia Limited > accepts no liability for any damage caused by this email or its attachments. > > _______________________________________________ > Devel mailing list > [email protected] > https://sel4.systems/lists/listinfo/devel > >
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