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Sat, 20 Mar 2021 19:32:38 -0400 (EDT) Date: Sat, 20 Mar 2021 23:32:36 +0000 From: tech-lists To: freebsd-arm@freebsd.org Subject: Re: RPI4 clock speeds and serial port Message-ID: Mail-Followup-To: freebsd-arm@freebsd.org References: <20210318170053.GA26688@www.zefox.net> <9FFA0A51-C0B7-4121-95CA-B98669809007@yahoo.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="vHAX1CV4luTirVy4" Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 4F2xrS58dRz3MvK X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=zyxst.net header.s=fm2 header.b=UrOf47TZ; dkim=pass header.d=messagingengine.com header.s=fm2 header.b=tLMh7udb; dmarc=none; spf=pass (mx1.freebsd.org: domain of tech-lists@zyxst.net designates 64.147.123.21 as permitted sender) smtp.mailfrom=tech-lists@zyxst.net X-Spamd-Result: default: False [-5.70 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:64.147.123.21]; TO_DN_NONE(0.00)[]; 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charset=us-ascii; format=flowed Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Mar 18, 2021 at 01:01:06PM -0700, Mark Millard via freebsd-arm wrot= e: >> . . . >> # >> # Use of the .clang 's here avoids >> # interfering with other CFLAGS >> # usage, such as ?=3D usage. >> CFLAGS.clang+=3D -mcpu=3Dcortex-a72 >> CXXFLAGS.clang+=3D -mcpu=3Dcortex-a72 >> CPPFLAGS.clang+=3D -mcpu=3Dcortex-a72 >> ACFLAGS.arm64cpuid.S+=3D -mcpu=3Dcortex-a72+crypto >> ACFLAGS.aesv8-armx.S+=3D -mcpu=3Dcortex-a72+crypto >> ACFLAGS.ghashv8-armx.S+=3D -mcpu=3Dcortex-a72+crypto I used these flags on main/14 no-debug and got this build time for make -j6 buildworld && make -j6 buildkernel: start: Sat Mar 20 09:12:11 UTC 2021 finish: Sat Mar 20 15:55:50 UTC 2021 I think these are quite an improvement over previous build times, so thanks for suggesting the clang options. make cleanworld && make cleandir && make clean is run before the buildworld/kernel. /usr/src and /usr/obj are mounted on usb3 spinning rust. In /etc/sysctl.conf there is vfs.read_max=3D128 which I understand speeds up ufs2 reads. I have the standard unmodified generic-nodebug kernel, and this in /etc/src.conf KERNCONF=3DGENERIC-NODEBUG WITH_MALLOC_PRODUCTION=3D WITHOUT_DEBUG_FILES=3D WITH_CCACHE_BUILD=3D WITH_OPENSSL_KTLS=3D WITHOUT_APM=3D WITHOUT_ASSERT_DEBUG=3D WITHOUT_ATM=3D #WITHOUT_AUDIT=3D <--- got failure early in make buildworld with this uncommented WITHOUT_BLUETOOTH=3D WITHOUT_CUSE=3D WITHOUT_DMAGENT=3D WITHOUT_FLOPPY=3D WITHOUT_FREEBSD_UPDATE=3D WITHOUT_HAST=3D WITHOUT_IPFILTER=3D WITHOUT_IPFW=3D WITHOUT_ISCSI=3D WITHOUT_LPR=3D WITHOUT_NIS=3D WITHOUT_NETGRAPH=3D WITHOUT_OFED=3D WITHOUT_PORTSNAP=3D WITHOUT_PPP=3D WITHOUT_RADIUS_SUPPORT=3D WITHOUT_RBOOTD=3D WITHOUT_ROUTED=3D WITH_SORT_THREADS=3D WITH_SVN=3D WITHOUT_TALK=3D WITHOUT_TFTP=3D WITHOUT_UNBOUND=3D WITHOUT_WIRELESS=3D --=20 J. --vHAX1CV4luTirVy4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE8n3tWhxW11Ccvv9/s8o7QhFzNAUFAmBWhgsACgkQs8o7QhFz NAWX7xAAo7YGkLoNYEWJ4nDXVnheDJGqZcsn4nNEWqqykjJYungQ65TvzEQvMXd5 K6agPWbsPEUnSKbyt6uhhj+TwgQr8CYQv9Q4Cj0KbovT1Pc2KNjCkwp4sDwNljxU +l7BfWJRUfo9yzG/iOxuQsx8uOwcV23cowuRGAmNUr9Isy/hbvL+N87iqklf1zTA XwC8bSpHq+idJcqYUyls1sqzu4CI/+lMXL4GajeGO6JmHEhvC+MvRMH4EZK/6V7Q KAykalQBRlNGf5lkKEys2Qm/0HwLihtE7iO4ZuKe+EdoskuCvwmSFFJgmdZKVY6+ DexmV+C0JGjyq5bXOKsfZWvlGMtFXuJ/jDTzdr5Qvr8eVpBQAm0RI/LCUuShvRxz cZy+bCAHWVv8b1l+uezSO6HH/RgubkIBlGU/vHXQn+hTbN6lD59EZiK7J0OEF0jA YMFubqAnm+PG57lUtMHawzSidq0UVQ7WhSNW0l+gpw8pslUZHdmrkyXNF/9suWJS T397pSGNiiMYxqefI6LK2EdT9kpLbRRRIMRxSkvJQEY9a+8LH7KlVL+I3+y+nhEe OQyXDeKxJfQ/2Thh+CCzELtIW08gFLVygybFEdwlHVP2ANXwDMapSD1HjC2wwtgm yYdy8c2c6ajHEqoHpXYKQN0dBqqQyzNAHOn/AZhdINpGZOncpSQ= =8fxX -----END PGP SIGNATURE----- --vHAX1CV4luTirVy4--