Date: Wed, 24 Nov 2021 19:52:07 -0800 From: Mark Millard via freebsd-arm <freebsd-arm@freebsd.org> To: Juan David Hurtado G <jdhurtado@orbiware.com> Cc: Free BSD <freebsd-arm@freebsd.org>, bob prohaska <fbsd@www.zefox.net> Subject: Re: 13.0-RELEASE Poor performance on Raspberry pi 3 B+ Message-ID: <1229E940-5DAB-4D49-AB14-E804296D10BC@yahoo.com> In-Reply-To: <69E3CEF1-87D0-405B-B132-7D6A6A4EA056@yahoo.com> References: <CAL3Ut_bFZhWKThHJsPaa%2BP0JXH6-=e3Pxv3xF3Y0u9dXpQ3kZQ@mail.gmail.com> <CAL3Ut_Y_BLbGM1WZ%2B8JbkSp9F=s9_xcWbFikLpcOufioxd1m_g@mail.gmail.com> <20211124155352.GA26072@www.zefox.net> <6CCD061E-DCDA-46E0-AE19-76EA1B30E56F@yahoo.com> <CAL3Ut_ZQO2WAvJuMqjpsQyCbyqmBVjMrqC%2BjXrid1ovWkpsUjA@mail.gmail.com> <69E3CEF1-87D0-405B-B132-7D6A6A4EA056@yahoo.com>
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On 2021-Nov-24, at 19:11, Mark Millard <marklmi@yahoo.com> wrote: > On 2021-Nov-24, at 18:51, Juan David Hurtado G = <jdhurtado@orbiware.com> wrote: >=20 >> Thanks for the feedback ! >>=20 >>> Very strange. I get >> Can you share the brand model of the microSD cards that you are = using? Just for reference. >>=20 >>> bob prohaska >>=20 >>=20 >>> What specific version/variation of the RPi4B was in use? >> I'm using raspberry pi 4 / 4 GB RAM >=20 > There are: v1.1, V1.2, and v1.4 revisions of that. > Which? >=20 > (Hmm. got to go. . . .) Can you see the labeling on the top of the SOC? If yes, 2711ZPKFSB06BOT vs. 2711ZPKFSB06COT Which is present? >>> What RPi4B firmware vintage was in use? >>> What U-Boot vintage was in use? >>> What FreeBSD loader.efi vintage is n use? >>=20 >>> =3D=3D=3D >>> Mark Millard >>=20 >> This is what I get: >>=20 >> root@generic:~ # strings /boot/msdos/u-boot.bin | grep "U-Boot 2" >> U-Boot 2020.10 (Apr 09 2021 - 03:55:54 +0000) >>=20 >> root@generic:~ # strings /boot/msdos/start4.elf | grep VC_BUILD_ID_ >> VC_BUILD_ID_USER: dom >> VC_BUILD_ID_TIME: 12:10:40 >> VC_BUILD_ID_VARIANT: start >> VC_BUILD_ID_TIME: Feb 25 2021 >> VC_BUILD_ID_BRANCH: bcm2711_2 >> VC_BUILD_ID_HOSTNAME: buildbot >> VC_BUILD_ID_PLATFORM: raspberrypi_linux >> VC_BUILD_ID_VERSION: 564e5f9b852b23a330b1764bcf0b2d022a20afd0 (clean) >>=20 >> PS: I've installed netBSD using the same card / pi 3 B+ combination = and it runs ok at 50 MHz. I'll try tomorrow on the pi 4 >>=20 >> ``` >> arm64# dmesg | grep sdmmc | grep MHz >> [ 2.009317] sdmmc1: 4-bit width, 50.000 MHz >> ``` =3D=3D=3D Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar)
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