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From: "Cédric Le Goater" <clg@kaod.org>
To: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Bernd Kuhls <bernd.kuhls@t-online.de>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Joel Stanley <joel@jms.id.au>,
	Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	buildroot@buildroot.org, Romain Naour <romain.naour@gmail.com>
Subject: Re: [Buildroot] [PATCH 3/9] arch/powerpc: Enable powerpc64le only on CPUs that support it
Date: Sat, 30 Jul 2022 23:18:02 +0200	[thread overview]
Message-ID: <5ba970ce-7cd0-acb3-c6be-7ddeafbad876@kaod.org> (raw)
In-Reply-To: <20220729213721.GH1554632@scaer>

On 7/29/22 23:37, Yann E. MORIN wrote:
> Cédric, Joel, All,
> 
> On 2022-07-29 08:52 +0200, Cédric Le Goater spake thusly:
>> On 7/29/22 02:08, Joel Stanley wrote:
>>> Invalid configurations lead to build failures, such as trying to enable
>>> ppc64le for the ppc970:
>>>
>>>    http://autobuild.buildroot.net/results/fda886768fce25ccd9b52b635ff5b13da7ba2d0c/
>>>
>>> In order to run a ppc64le userspace a kernel that runs in this mode is
>>> required. The only CPU supported in buildroot that can boot a ppc64le
>>> kernel is Power8, so mark all of the other 64-bit capable CPUs as not
>>> supporting ppc64le.
>> I don't think we care much but Power7 could run also in LE.
> 
> Joel seemed to state that only the power8 can be LE, so who's right? ;-)
>
> In any case, if maore variants turn out to be LE-compatible, it is still
> possible to enable htem in followup patches.

Honestly we don't really care about Power7/LE. It never came out of
the lab. Power8 was the first released, let's keep it that way.

C.
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  reply	other threads:[~2022-07-30 21:26 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-29  0:08 [Buildroot] [PATCH 0/9] powerpc: Fix ppc64le configurations Joel Stanley
2022-07-29  0:08 ` [Buildroot] [PATCH 1/9] arch/powerpc: Hide SPE ABI behind CPU type Joel Stanley
2022-07-29  6:48   ` Cédric Le Goater
2022-07-29 21:17   ` Yann E. MORIN
2022-08-03 21:22     ` Thomas Petazzoni via buildroot
2022-08-05  6:05       ` Joel Stanley
2022-08-05 15:46         ` Yann E. MORIN
2022-07-29  0:08 ` [Buildroot] [PATCH 2/9] arch/powerpc: Clarify generic CPUs Joel Stanley
2022-07-29  6:48   ` Cédric Le Goater
2022-07-29 21:25   ` Yann E. MORIN
2022-08-03 21:28   ` Thomas Petazzoni via buildroot
2022-07-29  0:08 ` [Buildroot] [PATCH 3/9] arch/powerpc: Enable powerpc64le only on CPUs that support it Joel Stanley
2022-07-29  6:52   ` Cédric Le Goater
2022-07-29 21:37     ` Yann E. MORIN
2022-07-30 21:18       ` Cédric Le Goater [this message]
2022-07-31  6:43         ` Yann E. MORIN
2022-07-29 21:33   ` Yann E. MORIN
2022-08-03 21:32   ` Thomas Petazzoni via buildroot
2022-09-18 10:23   ` Arnout Vandecappelle
2022-09-20 17:09     ` Cédric Le Goater
2022-09-20 20:32       ` Arnout Vandecappelle
2022-09-18 10:24   ` Arnout Vandecappelle
2022-07-29  0:08 ` [Buildroot] [PATCH 4/9] package/glibc: Use powerpc64le instead of power8 Joel Stanley
2022-07-29  6:52   ` Cédric Le Goater
2022-07-29 21:41   ` Yann E. MORIN
2022-09-18 10:42   ` Arnout Vandecappelle
2022-07-29  0:09 ` [Buildroot] [PATCH 5/9] arch/powerpc: Add Power9 CPU type Joel Stanley
2022-07-29  6:53   ` Cédric Le Goater
2022-07-29 21:42   ` Yann E. MORIN
2022-09-18 10:43   ` Arnout Vandecappelle
2022-07-29  0:09 ` [Buildroot] [PATCH 6/9] arch/powerpc: Add Power10 " Joel Stanley
2022-07-29  6:53   ` Cédric Le Goater
2022-07-29  0:09 ` [Buildroot] [PATCH 7/9] package/mesa3d: Remove force disable of power8 Joel Stanley
2022-07-29  6:54   ` Cédric Le Goater
2022-07-29  0:09 ` [Buildroot] [PATCH 8/9] package/zlib-ng: Revert Power8 special casing Joel Stanley
2022-07-29  6:55   ` Cédric Le Goater
2022-07-29  0:09 ` [Buildroot] [PATCH 9/9] package/openblas: Add Power9 and Power10 targets Joel Stanley
2022-07-29  6:55   ` Cédric Le Goater
2022-08-03 21:07 ` [Buildroot] [PATCH 0/9] powerpc: Fix ppc64le configurations Yann E. MORIN

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