Messages in this thread | | | Date | Fri, 9 Apr 2021 17:10:26 +0300 | From | Mike Rapoport <> | Subject | Re: [PATCH v7] RISC-V: enable XIP |
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On Fri, Apr 09, 2021 at 02:07:24PM +0200, David Hildenbrand wrote: > On 09.04.21 13:39, Alex Ghiti wrote: > > Hi David, > > I assume you still somehow create the direct mapping for the kernel, right? > So it's really some memory region with a direct mapping but without a memmap > (and right now, without a resource), correct?
XIP kernel text is not a region in memory to begin with ;-)
It resides in a flash and it is executed directly from there without being relocated to RAM.
That's why it does not need neither direct mapping, nor struct pages.
-- Sincerely yours, Mike.
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