Date: Fri, 31 Jan 2020 14:19:36 +0100 From: Robert Clausecker <fuz@fuz.su> To: Emmanuel Vadot <manu@bidouilliste.net> Cc: Poul-Henning Kamp <phk@phk.freebsd.dk>, Paul Mather <paul@gromit.dlib.vt.edu>, freebsd-arm <freebsd-arm@freebsd.org>, freebsd-arch <freebsd-arch@freebsd.org> Subject: Re: arm64 as Tier 1 for FreeBSD 13 Message-ID: <20200131131936.GA26194@fuz.su> In-Reply-To: <20200129222907.3ccaf4c23fe8509e3f9cdfe4@bidouilliste.net> References: <CAPyFy2Aa6Uj0nyQ1Y_KPLd7%2BROJ4xW5i-SpctV1sRVK_BivPHw@mail.gmail.com> <CAPyFy2D91v7SwjZOgMG0a9V%2BH6GVCF8NHKp341N8mwnCvA71cA@mail.gmail.com> <CAPyFy2BP3hFHuFJyo2M-5pc0%2BCmRiyym1TZ81P5xicR4zED1JQ@mail.gmail.com> <CAPyFy2BXWPVOJo%2BGOf83sZFrPHE80-QvdHeWrhi%2BTdj0KDnThg@mail.gmail.com> <17938.1575444597@critter.freebsd.dk> <20191204092402.GA82492@fuz.su> <D140BA2A-71F3-4574-9015-675950705AF2@gromit.dlib.vt.edu> <78425.1580332298@critter.freebsd.dk> <20200129222907.3ccaf4c23fe8509e3f9cdfe4@bidouilliste.net>
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On Wed, Jan 29, 2020 at 10:29:07PM +0100, Emmanuel Vadot wrote: > On Wed, 29 Jan 2020 21:11:38 +0000 > "Poul-Henning Kamp" <phk@phk.freebsd.dk> wrote: > > > -------- > > In message <D140BA2A-71F3-4574-9015-675950705AF2@gromit.dlib.vt.edu>, Paul Mather writes: > > >On Dec 4, 2019, at 4:24 AM, Robert Clausecker <fuz@fuz.su> wrote: > > > > > >> On Wed, Dec 04, 2019 at 07:29:57AM +0000, Poul-Henning Kamp wrote: > > >>> In message <CAPyFy2BXWPVOJo+GOf83sZFrPHE80-QvdHeWrhi+Tdj0KDnThg@mail.gmail.com>, Ed Maste writes: > > >> > > >> Indeed. For example, on a Raspberry Pi 3B, it takes multiple days to > > >> build world as the build must be done single threaded due to a lack of > > >> RAM (building LLVM is the worst offender here). > > > > I plugged in a "WD SSD Passport" USB disk, it supports BIO_DELETE and > > performs so much better than a SD card, that swapon(8) is a good idea. > > > > I will also repeat again: We ignore the RPi4 at our peril. > > Show me the TRM. > Please show me a way to do this without looking at linux GPL driver. > > > RPi's are a LOT easier to get hold of for hackers and in particular > > for educators. > > In what way ? > Real answer only. For example, as a student with an interest in UNIX systems programming, I cannot justify buying a “real” ARM64 device on my budget for what I want to do with it. However, an RPi is quite affordable and thus pretty much the only way I can reasonably use FreeBSD on ARM64 (and I really want). > > We may not want to use them ourselves, but we should keep that > > part of the on-ramp open, in particular for young people. > > > > -- > > Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 > > phk@FreeBSD.ORG | TCP/IP since RFC 956 > > FreeBSD committer | BSD since 4.3-tahoe > > Never attribute to malice what can adequately be explained by incompetence. > > -- > Emmanuel Vadot <manu@bidouilliste.com> Yours, Robert Clausecker -- () ascii ribbon campaign - for an 8-bit clean world /\ - against html email - against proprietary attachments
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