Date: Wed, 2 Jun 2021 03:40:03 -0700 From: Mark Millard via arm <arm@freebsd.org> To: Emmanuel Vadot <manu@bidouilliste.com> Cc: Mark Millard via arm <arm@freebsd.org> Subject: Re: /usr/local/share/u-boot/u-boot-orangepi-plus-2e/README out of date ; orangepi-plus-2e and RPi2 v1.1 get "Kernel args: (null)" Message-ID: <41ED2750-3E92-44A5-9855-04B2A3DA4EB1@yahoo.com> In-Reply-To: <20210602110113.a92bf9beb5cd9f736934e62b@bidouilliste.com> References: <40298C05-5F50-4437-B15B-7A02EA070EAE.ref@yahoo.com> <40298C05-5F50-4437-B15B-7A02EA070EAE@yahoo.com> <20210513111517.86336633bae9568d8599f229@bidouilliste.com> <B1C79772-0C68-479B-9A27-6F8CF5037724@yahoo.com> <20210513124050.47714a83f876d67a80e28080@bidouilliste.com> <CF0EE6DE-6E9D-4011-892F-6F546325AEC9@yahoo.com> <F28E5A50-5AFD-4D02-B8D1-62AD3E26EFDC@yahoo.com> <3C04FB55-4A26-48C8-833F-E4AC84DC4F78@yahoo.com> <99906599-273E-4216-A41E-DE642F33E392@yahoo.com> <0482F239-B137-42F5-8802-8883D08D5868@yahoo.com> <5F226A9B-852D-4E72-9896-0509E56D3318@yahoo.com> <30B373C0-4C73-4F3A-BDA6-E4CDC55E80C9@yahoo.com> <20210602110113.a92bf9beb5cd9f736934e62b@bidouilliste.com>
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On 2021-Jun-2, at 02:01, Emmanuel Vadot <manu at bidouilliste.com> = wrote: > On Sun, 30 May 2021 22:32:38 -0700 > Mark Millard via arm <arm@freebsd.org> wrote: >=20 >> On 2021-May-30, at 22:27, Mark Millard <marklmi at yahoo.com> wrote: >>=20 >>> On 2021-May-24, at 20:10, Mark Millard <marklmi at yahoo.com> wrote: >>>=20 >>>> On 2021-May-24, at 15:53, Mark Millard <marklmi at yahoo.com> = wrote: >>>>=20 >>>>> On 2021-May-13, at 12:03, Mark Millard <marklmi at yahoo.com> = wrote: >>>>>=20 >>>>>>>>> . . . >>>>>=20 >>>>> I do not know if the FreeBSD kernel has been depending >>>>> on some U-Boot initialization for root-on-USB and the >>>>> two no longer match or what. >>>>>=20 >>>>> But I've used a release/13.0.0.0 microsd card based >>>>> boot to get older U-Boot materials (Quarterly as it >>>>> turns out). Installing such got me back to having a >>>>> root-on-USB boot of the OPi+2e (other than the >>>>> mircosd card having the older U-Boot (2020.10 as it >>>>> turns out). Of course there is also the matching >>>>> boot.scr involved --but it also is on the USB SSD. >>>>> (Similarly reverted RPi2 U-Boot, other than needing >>>>> to switch boot.scr to match.) >>>>>=20 >>>>> After booting with the reverted U-Boot related >>>>> material: >>>>>=20 >>>>> # mount -onoatime -tmsdosfs /dev/mmcsd1s1 /mnt >>>>> # mount -onoatime /dev/mmcsd1s2a /media >>>>>=20 >>>>> # ls -Tla /mnt/ >>>>> total 20 >>>>> drwxr-xr-x 1 root wheel 16384 Dec 31 16:00:00 1979 . >>>>> drwxr-xr-x 25 root wheel 512 Dec 31 16:00:40 2009 .. >>>>>=20 >>>>> # ls -Tla /media/ >>>>> total 60 >>>>> drwxr-xr-x 2 root wheel 512 May 24 15:43:19 2021 . >>>>> drwxr-xr-x 25 root wheel 512 Dec 31 16:00:40 2009 .. >>>>> -rwxr-xr-x 1 root wheel 52456 Apr 24 19:48:36 2021 = bootcode.bin >>>>>=20 >>>>> The media is also set up for booting an RPi2 via >>>>> root-in-USB ( other than bootcode.bin ). >>>>>=20 >>>>> If FreeBSD and the more modern U-Boot were well matched >>>>> for USB support, I'd expect that this sort of thing would >>>>> work (no boot.scr needed). >>>>>=20 >>>>> For reference: >>>>>=20 >>>>> # ~/fbsd-based-on-what-freebsd-main.sh=20 >>>>> FreeBSD OPiP2E_RPi2v11 14.0-CURRENT FreeBSD 14.0-CURRENT = mm-src-n245445-def0058cc690 GENERIC-NODBG arm armv7 1400005 1400005 >>>>> def0058cc690 (HEAD -> mm-src) mm-src snapshot for mm's patched = build in git context. >>>>> merge-base: 7381bbee29df959e88ec59866cf2878263e7f3b2 >>>>> merge-base: CommitDate: 2021-03-12 20:29:42 +0000 >>>>> 7381bbee29df (freebsd/main, freebsd/HEAD, pure-src, main) cam: Run = all XPT_ASYNC ccbs in a dedicated thread >>>>> n245444 (--first-parent --count for merge-base) >>>>=20 >>>> Looks like 2021.04 (even before 2021.04_1) also has the >>>> problem for root-on-USB handling. >>>>=20 >>>> I managed to find a 2021-Apr-09 u-boot-orangepi-plus-2e >>>> directory copy that was 2021.04 (and its boot.scr) but >>>> before the UEFI change. When I tried it for the >>>> root-on-USB context I still got the hangup after "Kernel >>>> args: (null)" in: >>>>=20 >>>> . . . >>>> Hit [Enter] to boot immediately, or any other key for command = prompt. >>>> Booting [/boot/kernel/kernel]... =20 >>>> Using DTB provided by EFI at 0x47eea000. >>>> Kernel entry at 0xb2e00200... >>>> Kernel args: (null) >>>>=20 >>>>=20 >>>> So it does not appear to be the UEFI change so much as >>>> 2021.04 in general for which the FreeBSD kernel and >>>> the U-Boot are apparently(?) mismatched for root-on-USB. >>>>=20 >>>>=20 >>>> Reverting again to 2020.10 U-Boot got back the root-on-USB >>>> status. For this the boot looks like: >>>>=20 >>>> . . . >>>> Hit [Enter] to boot immediately, or any other key for command = prompt. >>>> Booting [/boot/kernel/kernel]... =20 >>>> Using DTB provided by EFI at 0x47ef5000. >>>> Kernel entry at 0xb2e00200... >>>> Kernel args: (null) >>>> ---<<BOOT>>--- >>>> KDB: debugger backends: ddb >>>> KDB: current backend: ddb >>>> Copyright (c) 1992-2021 The FreeBSD Project. >>>> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, = 1994 >>>> The Regents of the University of California. All rights = reserved. >>>> FreeBSD is a registered trademark of The FreeBSD Foundation. >>>> FreeBSD 14.0-CURRENT mm-src-n245445-def0058cc690 GENERIC-NODBG arm >>>> FreeBSD clang version 11.0.1 (git@github.com:llvm/llvm-project.git = llvmorg-11.0.1-0-g43ff75f2c3fe) >>>> . . . >>>>=20 >>>=20 >>> Well, I got a surprise in exploring: removing boot.scr >>> and ubldr.bin did not prevent booting. (Noticed by the >>> accident of ending up with one of them missing that I >>> only later noticed.) So I recorded a boot and: >>>=20 >>> . . . >>> U-Boot SPL 2020.10 (Apr 19 2021 - 18:04:31 +0000) >>> DRAM: 2048 MiB >>> Trying to boot from MMC1 >>>=20 >>>=20 >>> U-Boot 2020.10 (Apr 19 2021 - 18:04:31 +0000) Allwinner Technology >>>=20 >>> CPU: Allwinner H3 (SUN8I 1680) >>> Model: Xunlong Orange Pi Plus 2E >>> DRAM: 2 GiB >>> . . . >>> Device 0: Vendor: OWC Rev: 0 Prod: Envoy Pro mini =20 >>> Type: Hard Disk >>> Capacity: 228936.5 MB =3D 223.5 GB (468862128 x 512) >>> ... is now current device >>> Scanning usb 0:4... >>> 30675 bytes read in 3 ms (9.8 MiB/s) >>> Found EFI removable media binary efi/boot/bootarm.efi >>> . . . >>> Booting /efi\boot\bootarm.efi >>> Consoles: EFI console =20 >>>=20 >>>=20 >>> |=08/=08-=08\=08|=08/=08-=08\=08|=08/=08-=08\=08|=08/=08-=08\=08|=08/=08= -=08\=08|=08/=08-=08\=08|=08/=08-=08\=08 Reading loader env vars from = /efi/freebsd/loader.env >>>=20 >>>=20 >>> Setting currdev to disk2p4: >>>=20 >>>=20 >>> |=08/=08-=08\=08|=08/=08FreeBSD/arm EFI loader, Revision 1.1 >>> . . . >>>=20 >>> So I've likely been been booting via UEFI for >>> some time via 2020.10 (or even before?), just >>> without noticing at the time. >>>=20 >>> The other implication is likely that what disabled >>> root-on-USB for my context was not the boot.scr >>> removal material but some (possibly proper) subset >>> of other material changed (extracted from >>> ports' main 0d6e5081eb00 commit cgit display): >>=20 >> Nope: I forgot that I've tried 2021.04 from before >> the UEFI changes referenced, and also had the >> problem for that context. >=20 > 2021.04 cannot work on armv7, caches weren't cleared. >=20 >> Still it is interesting that I'm getting a UEFI >> boot context from 2020.10 . >=20 > The only thing I can suggest is git bisect on u-boot repo and see if > you have any result. >=20 Just FYI: As a cross check, I tried the U-Boot 2021.04 from fedora 34's uboot-images-armv7-2021.04-3.fc34.noarch.rpm and its (as installed): /usr/share/uboot/orangepi_plus2e/u-boot-sunxi-with-spl.bin The overall boot also hangs, with slightly different messaging: . . . Booting [/boot/kernel/kernel]... =20 Using DTB provided by EFI at 0x47f00000. Kernel entry at 0xb2e00200... Kernel args: (null) EHCI failed to shut down host controller. =3D=3D=3D Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar)
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