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Date:      Wed, 30 Nov 2016 07:20:20 +0800
From:      Erich Dollansky <erichsfreebsdlist@alogt.com>
To:        Oleksandr Tymoshenko <gonzo@bluezbox.com>
Cc:        freebsd-arm@freebsd.org
Subject:   Re: SMP support for Raspberry Pi 3
Message-ID:  <20161130072020.3a73b180@X220.alogt.com>
In-Reply-To: <69A40241-CD89-4AFA-BA35-32EEB2663FDE@bluezbox.com>
References:  <69A40241-CD89-4AFA-BA35-32EEB2663FDE@bluezbox.com>

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Hi,

this is good news.

Erich


On Tue, 29 Nov 2016 12:55:53 -0800
Oleksandr Tymoshenko <gonzo@bluezbox.com> wrote:

> Hello,
>=20
> SMP support for Raspberry Pi 3 is in usable state now. I didn=E2=80=99t r=
un
> any load tests, only checked that all four cores are started on boot.
>=20
> Short instruction:
>=20
> - Build GENERIC arm64 kernel for your image, not GENERIC-UP
> - Copy https://people.freebsd.org/~gonzo/arm/rpi3-smp/u-boot.bin and
>     https://people.freebsd.org/~gonzo/arm/rpi3-smp/armstub8.bin to FAT
>     partition on SD card.
> - Edit config.txt: change value of device_tree_address parameter:
>     device_tree_address=3D0x4000
> - Reboot device. It should boot with all four cores enabled and reboot
>     should work too.
>=20
> More detailed description of what all these binaries/changes contain
> is in these two posts:
>=20
> https://kernelnomicon.org/?p=3D714
> https://kernelnomicon.org/?p=3D718
>=20
> Please note that FreeBSD/arm64 has been broken by clang 3.9.0 import
> and you will have to update aarch64-binutils to the 2.27_5 to get
> it booting. Details: https://reviews.freebsd.org/D8622
>=20




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