Date: Thu, 12 Jul 2018 13:07:32 -0700 From: Mark Millard <marklmi@yahoo.com> To: Dimitry Andric <dim@FreeBSD.org> Cc: tech-lists <tech-lists@zyxst.net>, freebsd-arm <freebsd-arm@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org>, FreeBSD Toolchain <freebsd-toolchain@freebsd.org> Subject: Re: aarch64-arm64 fails to build kernel 12-current raspberry pi 3 Message-ID: <3723A682-71BD-4654-9DCB-6FCBF12BEC49@yahoo.com> In-Reply-To: <6DDED0A0-588D-4323-8E22-1267AA06615E@FreeBSD.org> References: <A7BBACBB-44A1-4F95-B4F6-498B72238FC5@yahoo.com> <a8cc68ec-e87d-9133-7ad9-59c5b42ed749@zyxst.net> <2F72F7DB-F5DD-471A-B644-9CDE3FABFAC1@yahoo.com> <6DDED0A0-588D-4323-8E22-1267AA06615E@FreeBSD.org>
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On 2018-Jul-12, at 11:32 AM, Dimitry Andric <dim at FreeBSD.org> wrote:
> On 12 Jul 2018, at 15:23, Mark Millard via freebsd-toolchain =
<freebsd-toolchain at freebsd.org> wrote:
>>=20
>> On 2018-Jul-12, at 2:44 AM, tech-lists <tech-lists at zyxst.net> =
wrote:
>>=20
>>> On 11/07/2018 17:21, Mark Millard wrote:
>>>> It seems from the quoted material that neither kernel-toolchain nor
>>>> build world was done before buildkernel . My understanding is that
>>>> the intent is that one or the other be done first. (But for aarch64
>>>> currently only buildworld works.)
>>>=20
>>> Thanks for this. I'm running a buildworld now.
>>>=20
>>> For how long has it been the case that buildworld is needed for =
buildkernel? Coming from amd64 and before that, i386, in situations =
where I've only wanted to install a custom kernel, I was firstly used to =
making and installing it from /sys/{i386,amd64}/conf. Then that broke a =
number of years ago. Then got used to making kernel in /usr/src with =
make buildkernel && make installkernel. And now this is broken, on =
aarch64-arm64. Nobody knows if it's accidental or policy.
>>=20
>> It has been true since clang added use of stdint.h to the kernel =
build.
>> Prior to this stdint.h was not needed to build the kernel for any
>> architecture (as far as I know).
>=20
> No, it's because sys/crypto/armv8/armv8_crypto_wrap.c includes
> <arm_neon.h>, an intrinsics header, which in turn requires <stdint.h>.
>=20
> This was introduced in =
https://svnweb.freebsd.org/changeset/base/308921,
> and at the time resulted in similar build failures, specifically when
> one attempted to build a new kernel, without building world or a new
> toolchain first.
Sorry. I was distracted this morning and should have cross checked
my claims instead of quickly babbling off the top of my head.
=3D=3D=3D
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)
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