From owner-freebsd-arm@freebsd.org Sat Sep 26 13:40:09 2020 Return-Path: Delivered-To: freebsd-arm@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id A0FBF3FF280 for ; Sat, 26 Sep 2020 13:40:09 +0000 (UTC) (envelope-from tech-lists@zyxst.net) Received: from wout4-smtp.messagingengine.com (wout4-smtp.messagingengine.com [64.147.123.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Bz8zX45R7z4cM8 for ; Sat, 26 Sep 2020 13:40:08 +0000 (UTC) (envelope-from tech-lists@zyxst.net) Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.west.internal (Postfix) with ESMTP id 117BA917 for ; Sat, 26 Sep 2020 09:40:04 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Sat, 26 Sep 2020 09:40:05 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zyxst.net; h= date:from:to:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm3; bh=yzSUy43CCz56LVkckoWPPQp8dNw kcA7VOAF5+LTrkT4=; b=UdBQQJ0hjlC6IWt9Rb8pCWDW2ALhp+QUomdTGyVg45D yKieBXhTn/uCaNxCKhR4Iri1g2vjQ5QU/F3zHciKaZDbDEPzgcg4s4u/ypc8oe5u S/QYfJOvhs+AXKcPPXBHkOmKEWZtpFOi9CAvgArnxd1zxTPgEg2uP2kbtrWm50MF goF5zkglWakdLiKUam2eS5J+TSsW1URTweEf0F/qyuwgq1ZH/9zsmzm4B5OpFgot L6YTkRNyCGl+SEl0EVrDKMXsKb368rfSOX3DF8gGA7QgBRZwJxeNyUYNxLsMMB7i i0IXDLaKVvpY0EiJtXDay57LKuyiRnnxqj6OWbH6weQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; bh=yzSUy4 3CCz56LVkckoWPPQp8dNwkcA7VOAF5+LTrkT4=; b=ZgRw3+Gb19737Rh4Vfpxam aYF7AtaAuBqosp22vOolJ/51A/EiteqfZRx7z98CcAS+KgZxz6V0Y7H1Jkausc8V 4Y14YsJ9pS4csSHH/N8ulUqZUh6/9vn+uksnbJQuPmCOG3AkV7mqqrQM/AbyNpr4 3YXjzA3eEdIdI2jnt73/CaSv6UVQzFczmmaypUpCB46mpDkVUjGdpYXtJceAmjRx CxKUge/BakrI5wHip/W4BDywdUkMX6SwYzViqTAlqmo2YuHvIDFZC2+b3XPDEpih L+oSKKSGdBDi81Y2Z7rGttDpyxaKDQf/Rp2g5NhWTs3mC0zxUvvehIb38c+UXWog == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedujedrvddvgdeikecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecunecujfgurhepfffhvffukfhfgggtuggjsehgtderre dttddvnecuhfhrohhmpehtvggthhdqlhhishhtshcuoehtvggthhdqlhhishhtshesiiih gihsthdrnhgvtheqnecuggftrfgrthhtvghrnheptedttdduuefggeeghfekkeetkeejle efffelheejfffgffdtfeeftdejgeeuieffnecuffhomhgrihhnpehfrhgvvggsshgurdho rhhgnecukfhppeekvddrjedtrdeluddrleelnecuvehluhhsthgvrhfuihiivgeptdenuc frrghrrghmpehmrghilhhfrhhomhepthgvtghhqdhlihhsthhsseiihiigshhtrdhnvght X-ME-Proxy: Received: from bastion.zyxst.net (bastion.zyxst.net [82.70.91.99]) by mail.messagingengine.com (Postfix) with ESMTPA id E2AB9306468B for ; Sat, 26 Sep 2020 09:40:03 -0400 (EDT) Date: Sat, 26 Sep 2020 14:39:34 +0100 From: tech-lists To: freebsd-arm@freebsd.org Subject: Re: RPi4B u-boot based booting and hw.cpufreq.voltage_core and dev.cpu.0.freq use: able to use 2000 MHz Message-ID: <20200926133934.GD54660@bastion.zyxst.net> Mail-Followup-To: freebsd-arm@freebsd.org References: <0578EC2B-D21C-46AA-AD3E-CD13985B18FA.ref@yahoo.com> <0578EC2B-D21C-46AA-AD3E-CD13985B18FA@yahoo.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="F8dlzb82+Fcn6AgP" Content-Disposition: inline In-Reply-To: <0578EC2B-D21C-46AA-AD3E-CD13985B18FA@yahoo.com> X-Rspamd-Queue-Id: 4Bz8zX45R7z4cM8 X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=zyxst.net header.s=fm3 header.b=UdBQQJ0h; dkim=pass header.d=messagingengine.com header.s=fm3 header.b=ZgRw3+Gb; dmarc=none; spf=pass (mx1.freebsd.org: domain of tech-lists@zyxst.net designates 64.147.123.20 as permitted sender) smtp.mailfrom=tech-lists@zyxst.net X-Spamd-Result: default: False [-5.55 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[zyxst.net:s=fm3,messagingengine.com:s=fm3]; NEURAL_HAM_MEDIUM(-0.96)[-0.963]; FROM_HAS_DN(0.00)[]; RWL_MAILSPIKE_GOOD(0.00)[64.147.123.20:from]; TO_MATCH_ENVRCPT_ALL(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:64.147.123.20]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-arm@freebsd.org]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-1.00)[-0.999]; RCVD_COUNT_THREE(0.00)[4]; DMARC_NA(0.00)[zyxst.net]; DKIM_TRACE(0.00)[zyxst.net:+,messagingengine.com:+]; NEURAL_HAM_SHORT(-0.88)[-0.885]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:11403, ipnet:64.147.123.0/24, country:US]; MAILMAN_DEST(0.00)[freebsd-arm]; RCVD_IN_DNSWL_LOW(-0.10)[64.147.123.20:from] X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 26 Sep 2020 13:40:09 -0000 --F8dlzb82+Fcn6AgP Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Sep 26, 2020 at 12:37:45AM -0700, Mark Millard via freebsd-arm wrot= e: >I got access to a 4 GiByte RPi4B that does not have modernized >eeprom contents. With it I was able to do a u-boot based boot >of head -r365932 based on the msdosfs on a older microsd card >that had materials from 2020-Jul-13 (u-boot.bin) and 14 (RPi4B >materials). I updated EFI/BOOT/bootaa64.efi . The u-boot.bin >is from my build of sysutils/u-boot-rpi4/ (no local changes). > >In this context . . . > >I added over_voltage=3D6 and arm_freq=3D2000 to config.txt and it >ends up looking like: > >arm_control=3D0x200 >arm_64bit=3D1 >dtoverlay=3Ddisable-bt >dtoverlay=3Dmmc >device_tree_address=3D0x4000 >kernel=3Du-boot.bin >armstub=3Darmstub8-gic.bin >over_voltage=3D6 >arm_freq=3D2000 > > >Booting based on that resulted in: > >dev.bcm2835_cpufreq.0.freq_settings: 2000/-1 600/-1 >dev.cpu.0.freq_levels: 2000/-1 600/-1 >dev.cpu.0.freq: 600 > >And: > ># sysctl dev.cpu.0.freq=3D2000 >dev.cpu.0.freq: 600 -> 2000 > >worked. (Without the over_voltage it reports 600 and then >hangs.) Having /etc/sysctl.conf list dev.cpu.0.freq=3D2000 >works. Exellent! On the basis of your post I went ahead and removed from config.txt three lines, then added two and rebooted. It's now this: arm_control=3D0x200 arm_64bit=3D1 dtoverlay=3Ddisable-bt dtoverlay=3Dmmc device_tree_address=3D0x4000 kernel=3Du-boot.bin armstub=3Darmstub8-gic.bin over_voltage=3D6 arm_freq=3D2000 before, when it didn't work, it had this: [same as above], apart from gpu_mem=3D16 over_voltage=3D6 arm_freq=3D2100 In creating the freebsd instance I followed these instructions for 8GB https://lists.freebsd.org/pipermail/freebsd-arm/2020-August/022162.html and applied D26344. /etc/rc.conf has powerd loaded I was particularly interested in getting this clocked to a reasonable speed= as it's used to build packages with poudriere based on arm7 and aarch64 for -current. seems very stable so far: 2:36p.m. up 45 mins, 1 user, load averages: 6.51, 3.57, 2.92 Sat 26 Sep 2020 14:36:14 BST dev.cpu.0.temperature: 65.0C dev.cpu.0.freq_levels: 2000/-1 600/-1 dev.cpu.0.freq: 2000 rpi4 is in a FLIRC case for cooling, no fan. 24 degC/44%rh ambient. best,=20 --=20 J. --F8dlzb82+Fcn6AgP Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE8n3tWhxW11Ccvv9/s8o7QhFzNAUFAl9vRKYACgkQs8o7QhFz NAWxuQ/7Bqg0vRfSo0jVeZ3e/Z3Y63koH62IjFEetyUmUtSj6jEo6MX1Mfk61do+ NJcgN95eiSlabkLIhfdJ/aYQ0iK+DP556i5HdOlaa93uHO7nAqE3Y6iLhMw5Wwz5 jpy0m+8AHjKi23ZlGo5/WzzeaNyv8DdSKqMpRYCIFe1ubZq5+k1oZRAu2fspxIqt n/dyyis2Lbk/NRS3lZZ4Jd5tNalV2f+AtZcxVKSICDbquvxesX9HHKjt9fej0L+c bZmPQcnNvleDKlJbzTciWSRJoFdov4AzJg5pr+s4NGuYOgPw3ws8p4nSeZE2BMBp CBg966kPQlImSC+nY95IGpbA1BOfp04WdWBYncxsc1kOGXYAsD0PF7TsH9XK9CzM ys0XMsFuhDRnsEK6DvMc9BIe71i/9y/cCpPPGQIoBdSZr5nyEcZh28/Ld0fw2VBk Ls6Fu41Yko/jqPFu+ZKBDww1CFJMDbfDrjJQueKN39f+I0cQ+7aYMN14XacRWzhm LScS2WYllVqWYNYEhT21dUrry4nKDCDTkhBvqExaFzsKAajcJ0RejBWQbd9eVGmR BQpT75DcE1dDy0r3fWjBtd/B4n+8RKlgrl7vMFYscOqFNEiZEfSaSWRY330x/8kh RBDp62JNGqjOcOUaM+b63ufshbVTocvyfwfQYfs3XryRATaDzbg= =Ehh6 -----END PGP SIGNATURE----- --F8dlzb82+Fcn6AgP--