From: Ross Burton <Ross.Burton@arm.com>
To: Ross Burton <Ross.Burton@arm.com>
Cc: "Qi.Chen@windriver.com" <Qi.Chen@windriver.com>,
"openembedded-core@lists.openembedded.org"
<openembedded-core@lists.openembedded.org>
Subject: Re: [OE-core][PATCH V2] lib32-64k-pagesize.inc: add conf for building 32bit binary with 64K alignment
Date: Wed, 8 Jan 2025 18:18:30 +0000 [thread overview]
Message-ID: <2EC4D86A-7376-43B8-A066-377EAEE49932@arm.com> (raw)
In-Reply-To: <7008933E-1611-4683-86A2-083772D4CE71@arm.com>
> On 8 Jan 2025, at 17:02, Ross Burton via lists.openembedded.org <ross.burton=arm.com@lists.openembedded.org> wrote:
> First, I should point out that changing the page size is an ABI break, and the 32-bit ABI was formalised long before 64kb pages were a thing, so things _will_ break. That said the loader should work, as a decade ago binutils 2.25 changed the alignment to 64kb pages by default:
>
> https://sourceware.org/git/?p=binutils-gdb.git;a=blobdiff;f=ld/emulparams/armelf_linux.sh;h=280db842208e06e3231ec3a8322369193630a07d;hp=35891f1fc91bddd03677aaefd7146ae5333e6cf0;hb=7572ca8989ead4c3425a1500bc241eaaeffa2c89;hpb=8335d6aa34b88ce31b62e1b578d54ab4aa364435
Which was subsequently effectively reverted:
https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=1a26a53a0dee39106ba58fcb15496c5f13074652
Fun times.
Ross
next prev parent reply other threads:[~2025-01-08 18:18 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-25 3:04 [OE-core][PATCH V2] lib32-64k-pagesize.inc: add conf for building 32bit binary with 64K alignment Qi.Chen
2025-01-08 17:02 ` Ross Burton
2025-01-08 18:18 ` Ross Burton [this message]
2025-01-09 1:54 ` Chen, Qi
2025-01-16 4:34 ` Chen, Qi
[not found] ` <181B122FF6A5F825.28670@lists.openembedded.org>
2025-01-22 3:02 ` ChenQi
2025-01-22 4:18 ` Khem Raj
2025-01-22 4:52 ` ChenQi
2025-01-22 5:01 ` Khem Raj
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