From owner-freebsd-arm@freebsd.org Mon Jan 18 12:03:00 2021 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 80DA24E9B7C for ; Mon, 18 Jan 2021 12:03:00 +0000 (UTC) (envelope-from freebsd-rj@obsigna.com) Received: from mo4-p00-ob.smtp.rzone.de (mo4-p00-ob.smtp.rzone.de [85.215.255.25]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "*.smtp.rzone.de", Issuer "TeleSec ServerPass Class 2 CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DK9Qp6gKTz3rBG for ; Mon, 18 Jan 2021 12:02:58 +0000 (UTC) (envelope-from freebsd-rj@obsigna.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1610971376; s=strato-dkim-0002; d=obsigna.com; h=To:References:Message-Id:Cc:Date:In-Reply-To:From:Subject:From: Subject:Sender; bh=9isi+x/R8/3uDJzkKhPJ3GPm1Nkm8lk8/Rn0ZhMAkSg=; b=L6n4fvldnx4LAmhCpZu+qQiUFMm5ofKB1CDTqHX0AN4Wvt4lvD9YNDEOdZpQyRc+Xv o7SvpfHx7JPd29UjwC1cVPUvW7Ljn9+EerDsuokJPePxd/PmgJaJN5dZfX9qnCm6ddTF LS+mwRTwDoTAepoOBZt775DMYzbthrjUDeGKTaj57XQ9yIU3SWvlx4/BRlU6t9F4+Qt6 7u2cMT4p4UHgSzqxRIyth0+UiFoWmsKaucv28qdtCE5Jn0ZK5f6YPJj59o+7ADhG3Zcg QuA6a+/YFNq3/OsauqwaC5DW1pt/M5WPXdwA4FBpf/bBTQHRpyxw9QsV8g3qOn1Ahj4Z 5q7g== X-RZG-AUTH: ":O2kGeEG7b/pS1F2rRHW2isrKl4DV03XBEi+I6ZuztdvN9wS3wFGySS4Lw+ldTBio0dVVInWnas+zpAhAiA/W" X-RZG-CLASS-ID: mo00 Received: from mail.obsigna.com by smtp.strato.de (RZmta 47.12.1 DYNA|AUTH) with ESMTPSA id d0872bx0IC2tlQT (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Mon, 18 Jan 2021 13:02:55 +0100 (CET) Received: from rolf-aux.obsigna.com (rolf-aux.obsigna.com [192.168.222.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.obsigna.com (Postfix) with ESMTPSA id 036CE1350F946; Mon, 18 Jan 2021 09:02:50 -0300 (-03) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.7\)) Subject: Re: GENERICSD snapshot on a BBB has issues with loading the if_rtwn_usb module From: "Dr. Rolf Jansen" In-Reply-To: <20210118094510.48eee03d502ea25ab7d09938@bidouilliste.com> Date: Mon, 18 Jan 2021 09:02:50 -0300 Cc: freebsd-arm@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: <9F0684B2-02EA-4647-BA02-8C6F80C421F7@obsigna.com> References: <47700631-2D94-4BA8-9707-9ADD70C99600@obsigna.com> <20210116184333.f91594f9c3505d2c588d9634@bidouilliste.com> <20210116184833.1a3182a20a2b6c727b64bb59@bidouilliste.com> <06F689CA-B781-4CEB-8F8A-B00FAC684DD3@obsigna.com> <20210117174539.43b55379e6a37881589616a8@bidouilliste.com> <20210117225539.c113796159735c5a3950c774@bidouilliste.com> <03F9A3D3-0A2B-4B09-9C8D-AAAF761C0F4C@obsigna.com> <20210118094510.48eee03d502ea25ab7d09938@bidouilliste.com> To: Emmanuel Vadot X-Mailer: Apple Mail (2.3445.9.7) X-Rspamd-Queue-Id: 4DK9Qp6gKTz3rBG X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=obsigna.com header.s=strato-dkim-0002 header.b=L6n4fvld; dmarc=none; spf=pass (mx1.freebsd.org: domain of freebsd-rj@obsigna.com designates 85.215.255.25 as permitted sender) smtp.mailfrom=freebsd-rj@obsigna.com X-Spamd-Result: default: False [-2.00 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+ip4:85.215.255.0/24]; RWL_MAILSPIKE_GOOD(0.00)[85.215.255.25:from]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[obsigna.com:+]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[85.215.255.25:from]; ASN(0.00)[asn:6724, ipnet:85.215.255.0/24, country:DE]; MID_RHS_MATCH_FROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[obsigna.com:s=strato-dkim-0002]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[obsigna.com]; SPAMHAUS_ZRD(0.00)[85.215.255.25:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[85.215.255.25:from]; FROM_NAME_HAS_TITLE(1.00)[dr]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-arm] X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Jan 2021 12:03:00 -0000 > Am 18.01.2021 um 05:45 schrieb Emmanuel Vadot : >=20 > On Sun, 17 Jan 2021 19:01:24 -0300 > "Dr. Rolf Jansen" wrote: >=20 >>> Am 17.01.2021 um 18:55 schrieb Emmanuel Vadot = : >>>=20 >>> On Sun, 17 Jan 2021 18:49:01 -0300 >>> "Dr. Rolf Jansen" wrote: >>>=20 >>>>> Am 17.01.2021 um 13:45 schrieb Emmanuel Vadot = : >>>>>=20 >>>>> On Sat, 16 Jan 2021 15:11:28 -0300 >>>>> "Dr. Rolf Jansen" > wrote: >>>>>=20 >>>>>>> Am 16.01.2021 um 14:48 schrieb Emmanuel Vadot = >: >>>>>>>=20 >>>>>>> On Sat, 16 Jan 2021 18:43:33 +0100 >>>>>>> Emmanuel Vadot >> wrote: >>>>>>>=20 >>>>>>>> On Sat, 16 Jan 2021 14:08:58 -0300 >>>>>>>> "Dr. Rolf Jansen" wrote: >>>>>>>>=20 >>>>>>>>> I updated one of my BBB from an older 13-CURRENT (July 2020) = to the latest 13-ALPHA1 snapshot from Jan, 14th ? = GENERICSD-20210114-7ae27c2d6c4-255938. >>>>>>>>>=20 >>>>>>>>> I had successfully employed an USB-WLAN dongle based on the = RTL8188eu chipset. I only added the following into /boot/loader.conf: >>>>>>>>>=20 >>>>>>>>> if_rtwn_usb_load=3D"YES" >>>>>>>>>=20 >>>>>>>>> By that all dependend modules were loaded automatically in a = snap. With ALPHA1 this doesn?t work anymore. After hours of = troubleshooting, I got it working by adding the following into = /etc/rc.conf: >>>>>>>>>=20 >>>>>>>>> kld_list=3D"if_rtwn_usb" >>>>>>>>>=20 >>>>>>>>> The "Loading kernel modules:" takes apprx. 4 seconds, however, = then the USB-WLAN device is enumerated correctly and it is ready to use. = This makes me think that this uncommon huge delay is the culprit. I = checked this with some snapshot thats I had installed already. The issue = seems to have been introduced together with the switch to GENERICSD. A = GENERICSD 13-CURRENT from end of December showed this issue already, = while a BBB-specific snapshot (from November 2020) that I had installed = on another BBB works as before by loading the modules in = /boot/loader.conf. >>>>>>>>>=20 >>>>>>>>> I don't mind to load the modules by the way of the kld_list = directive in /etc/rc.conf. However, the unusual long duration of loading = the module and its dependencies might be an indication for a more = fundamental issue. >>>>>>>>>=20 >>>>>>>>> Please feel free to ask me for doing more tests.=20 >>>>>>>>>=20 >>>>>>>>> Best regards >>>>>>>>>=20 >>>>>>>>> Rolf >>>>>>>>=20 >>>>>>>> I can reproduce that on my netbooted BBB. >>>>>>>> The module is correctly loaded : >>>>>>>>=20 >>>>>>>> Loading >>>>>>>> kernel... /boot/kernel/kernel text=3D0x1b4 text=3D0x68d638 = text=3D0x1c84f0 >>>>>>>> data=3D0xb4070 data=3D0x0+0x258000 = syms=3D[0x4+0xa5ab0+0x4+0x119fd4] Loading >>>>>>>> configured modules... /boot/kernel/if_rtwn_usb.ko text=3D0xb960 >>>>>>>> text=3D0x62c0 data=3D0x2cc+0x3b syms=3D[0x4+0x3570+0x4+0x293f] = /boot/entropy >>>>>>>> size=3D0x1000 /etc/hostid >>>>>>>> size=3D0x25 Using DTB provided by EFI at >>>>>>>> 0x87f00000. Kernel entry at >>>>>>>> 0x96e00200... Kernel args: >>>>>>>> (null) = =20 >>>>>>>> ---<>--- = =20 >>>>>>>>=20 >>>>>>>> But it isn't loaded anymore after booting : >>>>>>>> root@bbb:~ # kldstat=20 >>>>>>>> Id Refs Address Size Name >>>>>>>> 1 1 0xc0000000 d23a8c kernel >>>>>>>>=20 >>>>>>>> I don't think it has to do with the switch to GENERICSD, there = is (at >>>>>>>> least shouldn't be) any difference between the old BBB image = and the >>>>>>>> GENERICSD one. >>>>>>=20 >>>>>> Yes, this might well be a coincidence. I do neither have the last = BBB specific snapshot nor the first GENERICSD one for testing these = against each other. >>>>>>=20 >>>>>>> Just did a test on my OrangePi One (Allwinner H3 armv7 with = 512MB of >>>>>>> RAM) and this is the same. >>>>>>> The problem seems to be module dependancy, loader only loads >>>>>>> if_rtnw_usb but doing a kldload also brings wlan.ko and rtwn.ko >>>>>>=20 >>>>>> I can confirm this. And in addition loading the if_rtwn_usb.ko = module and its dependcies manually also takes now significantly longer = compared to a manual load on the BBB specific 13-CURRENT from November. = Perhaps something has been changed in the dependency resolver. >>>>>>=20 >>>>>=20 >>>>> Fixed in 0f2434ea000e >>>>>=20 >>>>> Thanks for reporting. >>>>=20 >>>> Unfortunately, this did not resolve the issue. I updated my working = copy with git pull and verified that your changes made it into my source = tree. Then I built a new kernel and replaced the original ALPHA1 kernel = from 2021-01-14 by this new one. The rtwn-modules are still not loaded = by the if_rtwn_usb_load=3D"YES" directive in /boot/loader.conf. >>>>=20 >>>> Best regards >>>>=20 >>>> Rolf >>>=20 >>> You need to update loader.efi on the ESP partition. >>=20 >> Please excuse my ignorance. Do I need to build world for this? Then = where is the newly build loader.efi? >>=20 >> Best regards >>=20 >> Rolf >=20 > It's part of buildworld yes but you can rebuild it with : > (cd stand/ && make buildenv TARGET_ARCH=3Darmv7 BUILDENV_SHELL=3D"make > clean all -sj4") >=20 > Then locate loader_lua.efi in the obj directory and place it in the > ESP (the fat16/fat32 partition) as efi/boot/bootarm.efi This resolved the issue. Thank you very much and best regards Rolf=