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From: philipp.ammann@posteo.de
To: gentoo-embedded@lists.gentoo.org
Subject: [gentoo-embedded] Re: Raspberry Pi in 64bit Big Endian mode
Date: Tue, 27 Nov 2018 18:51:40 +0100	[thread overview]
Message-ID: <2e9bab1f16b60b9378b97cf95899daec@posteo.de> (raw)
In-Reply-To: <b61f6780caae7b1a3894843ef78e7c11@posteo.de>

I forgot to mention that

   CONFIG_FB_FOREIGN_ENDIAN=y

is set, so it's probably not just a case of the framebuffer console 
missing.

Am 26.11.2018 10:01 schrieb philipp.ammann@posteo.de:
> Hi,
> 
> has anyone managed to run the Raspi 3/3+ in big endian mode? I can't
> get a BE the kernel to boot.
> 
> I have a working (LE) kernel config. Additionally I've enabled
> 
>   CONFIG_CPU_BIG_ENDIAN=y
> 
> otherwise leaving the exact same settings, but that one doesn't boot.
> I tried using an aarch64_be-linux-musl crosscompiler (though IMO that
> shouldn't be necessary because a LE gcc is able to output BE code) to
> no avail.
> 
> So far I've only found vague information that BE is mandatory in 32bit
> but optional in 64bit mode because SETEND is deprecated. Does that
> mean it is not possible to do this on the Raspberry Pi?
> 
> Thanks!
> Philipp


           reply	other threads:[~2018-11-27 17:51 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
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