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Re: current kernel unbootable + fix
On Tue, Apr 15, 2003 at 09:56:02 -0700, Jason Thorpe wrote:
> On Sunday, April 13, 2003, at 08:17 PM, Valeriy E. Ushakov wrote:
> > When kernel is linked, ld issues warnings that there are no suitable
> > memory region for link_set_* sections and put them at 0x0. This
> > happens because sys/arch/hpcsh/conf/shl-elf.x defines memory region
> > "ram" and explicitly places output .text and .data sections into that
> > region.
> > I fixed the problem with adding (rwx) attributes to the "ram" section.
> > The resulting kernel boots fine. I'm not sure if it's a proper fixm
> > though. Can someone with more ld clue look into this? Jason?
> Hm. That solution will work. Look at
> sys/arch/evbarm/conf/ldscript.evbarm for another way that the problem
> can be solved.
> Sadly, the linker script syntax doesn't deal well with these
> "anonymous" sections that link sets use. When I attempted to deal with
> this in ldd itself, my changes to make the linker scripts more friendly
> to these sections were soundly rejected. So, I think we're stuck with
> annoying work-arounds such as yours and mine.
So I committed a sligthly modified fix. I think dreamcast needs this
fix too. Not sure about coff scripts (does link_set_* work with coff?).
Module Name: src
Committed By: uwe
Date: Tue Apr 15 16:29:13 UTC 2003
Mark 'ram' MEMORY as allocatable instead of explicitly placing
sections into it. This also ensures that sections, not mentioned in
the linker script (currenty - link_set_*), end up in the correct
place. Otherwise kernel panics very early, trying to access link_set
To generate a diff of this commit:
cvs rdiff -r1.6 -r1.7 src/sys/arch/hpcsh/conf/shl-elf.x
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