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Re: [PATCH 1/3] xen/arm64: head: Move earlyprintk 'hex' string to .rodata.str
- To: Michal Orzel <michal.orzel@xxxxxxx>
- From: Luca Fancellu <Luca.Fancellu@xxxxxxx>
- Date: Tue, 21 Nov 2023 15:48:24 +0000
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- Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <Bertrand.Marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>
- Delivery-date: Tue, 21 Nov 2023 15:48:41 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
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- Thread-topic: [PATCH 1/3] xen/arm64: head: Move earlyprintk 'hex' string to .rodata.str
> On 21 Nov 2023, at 09:45, Michal Orzel <michal.orzel@xxxxxxx> wrote:
>
> At the moment, the 'hex' string is placed right after the 'putn'
> function in the .text section. This is because of the limited range
> (+/- 1MB) of PC relative 'adr' instruction 'putn' uses. Modify it to use
> 'adr_l' instead (range extended to +/- 4GB) and move the string to
> .rodata.str. This way all the earlyprintk messages will be part of .rodata
> and the behavior will be consistent with what we already do on arm32.
>
> Signed-off-by: Michal Orzel <michal.orzel@xxxxxxx>
Hi Michal,
I’ve also tested on FVP
Reviewed-by: Luca Fancellu <luca.fancellu@xxxxxxx>
Tested-by: Luca Fancellu <luca.fancellu@xxxxxxx>
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