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Re: [Qemu-devel] [PATCH 0/2] target/arm: gdbstub system registers refine
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [PATCH 0/2] target/arm: gdbstub system registers refinement |
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Date: |
Fri, 8 Mar 2019 15:59:38 +0000 |
On Thu, 7 Mar 2019 at 20:12, Richard Henderson
<address@hidden> wrote:
>
> This was working toward fixing
>
> https://bugs.linaro.org/show_bug.cgi?id=4274
>
> although I don't think I'm entirely successful. I would argue,
> however, that gdb's behaviour in this is odd. Why are registers
> that are clearly marked "system" being added to "general" simply
> because they have integer type?
Yeah, this does seem to me like it might be a bug on
gdb's end -- are you following up with them?
> In the meantime, we don't really need to present these registers
> to the user for CONFIG_USER_ONLY.
Reasonable enough, I guess, though a few sysregs are
visible to EL0.
thanks
-- PMM