From: Thomas Petazzoni via buildroot <buildroot@buildroot.org>
To: Romain Naour <romain.naour@gmail.com>
Cc: James Hilliard <james.hilliard1@gmail.com>,
Buildroot List <buildroot@buildroot.org>
Subject: Re: [Buildroot] [PATCH 3/5] arch/Config.in.arm: re-organize MMU selection
Date: Wed, 18 May 2022 23:35:02 +0200 [thread overview]
Message-ID: <20220518233502.5237d35d@windsurf> (raw)
In-Reply-To: <22e590f7-80a4-0e7f-9b36-33f6d0e6ddae@gmail.com>
On Wed, 18 May 2022 22:24:28 +0200
Romain Naour <romain.naour@gmail.com> wrote:
> > In practice, MMU-capable ARM cores are always used with their MMU
> > enabled, so it doesn't make sense to support the use case of not using
> > the MMU on such cores.
>
> So, it means that we can remove qemu_arm_versatile_nommu_defconfig since
> BR2_arm926t -> BR2_ARM_CPU_ARMV5 -> BR2_ARCH_HAS_MMU_MANDATORY
Yes. I don't think supporting ARMv5 noMMU makes much sense, as
explained in the commit log. Supporting ARMv7-M definitely makes sense,
but not ARMv5 noMMU.
Thomas
--
Thomas Petazzoni, co-owner and CEO, Bootlin
Embedded Linux and Kernel engineering and training
https://bootlin.com
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next prev parent reply other threads:[~2022-05-18 21:35 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-19 21:34 [Buildroot] [PATCH 1/5] arch/Config.in.sh: fixup MMU selection Thomas Petazzoni via buildroot
2022-04-19 21:34 ` [Buildroot] [PATCH 2/5] arch/Config.in: remove BR2_ARCH_HAS_MMU_MANDATORY from BR2_aarch64* Thomas Petazzoni via buildroot
2022-04-19 21:34 ` [Buildroot] [PATCH 3/5] arch/Config.in.arm: re-organize MMU selection Thomas Petazzoni via buildroot
2022-05-18 20:24 ` Romain Naour
2022-05-18 21:35 ` Thomas Petazzoni via buildroot [this message]
2022-05-26 9:49 ` Peter Korsgaard
2022-04-19 21:34 ` [Buildroot] [PATCH 4/5] arch: drop support for SH2A Thomas Petazzoni via buildroot
2022-04-24 8:54 ` Yann E. MORIN
2022-04-19 21:34 ` [Buildroot] [PATCH 5/5] arch/Config.in.sh: move BR2_ARCH_HAS_MMU_MANDATORY one level up Thomas Petazzoni via buildroot
2022-05-26 9:46 ` Peter Korsgaard
2022-04-24 8:56 ` [Buildroot] [PATCH 1/5] arch/Config.in.sh: fixup MMU selection Yann E. MORIN
2022-05-26 9:44 ` Peter Korsgaard
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