Date: Sun, 30 Apr 2017 17:40:57 +0100 From: Andrew Turner <andrew@fubar.geek.nz> To: Mark Millard <markmi@dsl-only.net> Cc: freebsd-arm <freebsd-arm@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: FYI: FreeBSD-12.0-CURRENT-arm64-aarch64-20170420-r317181.raw under qemu-system-aarch64 on odroid-c2 under UbuntuMate : No valid device tree blob found! Message-ID: <61C08AFE-0BE8-4BDE-B50C-09268850AE21@fubar.geek.nz> In-Reply-To: <47F6A67D-2D97-4992-96CE-45751190CA86@dsl-only.net> References: <FF5D8468-CE04-411A-9F3C-10EF5F21D9E5@dsl-only.net> <D2E876BD-A23F-4C33-A0B6-8F1A862C11D6@fubar.geek.nz> <47F6A67D-2D97-4992-96CE-45751190CA86@dsl-only.net>
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> On 30 Apr 2017, at 12:02, Mark Millard <markmi@dsl-only.net> wrote: >=20 > On 2017-Apr-30, at 1:57 AM, Andrew Turner <andrew at fubar.geek.nz> = wrote: >=20 >>> On 30 Apr 2017, at 04:29, Mark Millard <markmi at dsl-only.net> = wrote: >>> ... >>> acpi0: <BOCHS BXPCFACP> >>> acpi0: Power Button (fixed) >>> acpi0: Sleep Button (fixed) >>=20 >> ACPI is not fully supported on arm64. >=20 > Good to know. Thanks. >=20 > But the messages: >=20 > No valid device tree blob found! > WARNING! Trying to fire up the kernel, but no device tree blob found! >=20 > were well before the acpi0 messages so I'd expect > that the lack of a "device tree blob" is a separate, > earlier issue, likely to do with the content of: >=20 > FreeBSD-12.0-CURRENT-arm64-aarch64-20170420-r317181.raw No, the device tree blob comes from UEFI. It seems the current UEFI only = provides the ACPI tables, and not a DTB. Andrew
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