/usr/local/share/u-boot/u-boot-orangepi-plus-2e/README out of date ; orangepi-plus-2e and RPi2 v1.1 get "Kernel args: (null)"

Thu May 13 09:57:25 UTC 2021

> On 2021-May-13, at 02:15, Emmanuel Vadot <manu at bidouilliste.com> wrote:
> 
> On Thu, 13 May 2021 01:52:08 -0700
> Mark Millard via freebsd-arm <freebsd-arm at freebsd.org> wrote:
> 
>> The updated armv7 U-Boot ports now install the likes of:
>> 
>> # ls -Tldt /usr/local/share/u-boot/u-boot-orangepi-plus-2e/*
>> -rw-r--r--  1 root  wheel     504 May 12 07:01:10 2021 /usr/local/share/u-boot/u-boot-orangepi-plus-2e/README
>> -rw-r--r--  1 root  wheel      66 May 12 07:01:10 2021 /usr/local/share/u-boot/u-boot-orangepi-plus-2e/metadata
>> -rw-r--r--  1 root  wheel  490924 May 12 07:01:10 2021 /usr/local/share/u-boot/u-boot-orangepi-plus-2e/u-boot-sunxi-with-spl.bin
>> 
>> # ls -Tldt /usr/local/share/u-boot/u-boot-rpi2/*
>> -rw-r--r--  1 root  wheel      767 May 12 06:39:07 2021 /usr/local/share/u-boot/u-boot-rpi2/README
>> -rw-r--r--  1 root  wheel       44 May 12 06:39:07 2021 /usr/local/share/u-boot/u-boot-rpi2/metadata
>> -rw-r--r--  1 root  wheel   475420 May 12 06:39:07 2021 /usr/local/share/u-boot/u-boot-rpi2/u-boot.bin
>> 
>> So, for example, no boot.scr files ro go with ubldr.bin
>> any more.
>> 
>> But the u-boot-orangepi-plus-2e/README says . . .
>> 
>> QUOTE
>> This version is patched so that:
>> * API features are enabled.
>> * A boot.scr (U-Boot script) that loads ubldr.bin and execute it is included
>> END QUOTE
>> 
>> The u-boot-rpi2/README says . . .
>> 
>> QUOTE
>> This version is patched so that:
>> * ELF and API features are enabled.
>> * The distroboot command knows how to load FreeBSD loader(8)
>> * By default, it loads ubldr.bin (PIE) from file ubldr.bin on the FAT
>>   partition to address ${kernel_addr_r}, and launches it. If ubldr.bin is
>>   not found, it falls back on ubldr
>> END QUOTE
>> 
> 
> Oups, I'll update the README, thanks for noticing this.

FYI: I only looked at examples for which I've access
to operational hardware.

>> But for the orangepi-plus-2e that I have access to I
>> now get:
>> 
>> . . .
>> Hit [Enter] to boot immediately, or any other key for command prompt.
>> Booting [/boot/kernel/kernel]...               
>> Using DTB provided by EFI at 0x47eea000.
>> Kernel entry at 0xb2e00200...
>> Kernel args: (null)
> 
> This is the symptoms when caches are not flushed.
> U-Boot distroboot first scans for extlinux.conf, then uboot script and
> then EFI. So this probably means that you still have a boot.scr on the
> ESP, try removing that and make sure that you have the efi loader too
> in efi/boot/bootarm.efi.

That is not the issue . . . showing more context
from the same recorded boot attempts (blank lines
and a huge number of escape sequences removed, and
using ". . ." for other omitted text):

U-Boot 2021.04 (Apr 09 2021 - 19:24:51 +0000) Allwinner Technology
CPU:   Allwinner H3 (SUN8I 1680)
Model: Xunlong Orange Pi Plus 2E
DRAM:  2 GiB
. . .
FreeBSD/arm EFI loader, Revision 1.1
   Command line arguments: l
   Image base: 0xb8dd5000
   EFI version: 2.80
   EFI Firmware: Das U-Boot (rev 8225.1024)
   Console: comconsole (0)
   Load Path: /efi\boot\bootarm.efi
. . .
Found EFI removable media binary efi/boot/bootarm.efi
1396100 bytes read in 36 ms (37 MiB/s)
Booting /efi\boot\bootarm.efi
Consoles: EFI console  
|/-\|/-\|/-\|/-\|/-\|/-\|/-\    Reading loader env vars from /efi/freebsd/loader.env
. . .
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel]...               
Using DTB provided by EFI at 0x47eea000.
Kernel entry at 0xb2e00200...
Kernel args: (null)

and:

U-Boot 2021.04 (May 12 2021 - 13:36:42 +0000)
DRAM:  948 MiB
RPI 2 Model B (0xa21041)
. . .
FreeBSD/arm EFI loader, Revision 1.1
   Command line arguments: l
   Image base: 0x39df8000
   EFI version: 2.80
   EFI Firmware: Das U-Boot (rev 8225.1024)
   Console: comconsole (0)
   Load Path: /efi\boot\bootarm.efi
. . .
Found EFI removable media binary efi/boot/bootarm.efi
1396100 bytes read in 38 ms (35 MiB/s)
libfdt fdt_check_header(): FDT_ERR_BADMAGIC
Booting /efi\boot\bootarm.efi
Consoles: EFI console  
|/-\|/-\|/    Reading loader env vars from /efi/freebsd/loader.env
. . .
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel]...               
Using DTB provided by EFI at 0x7ef6000.
Kernel entry at 0x33e00200...
Kernel args: (null)

No *.scr files, no ubldr* files. Showing
from the efi partition mounted on a Rock64:

# find /mnt/dtb/ -print
/mnt/dtb/
/mnt/dtb/sun8i-h3-orangepi-plus2e.dtb
/mnt/dtb/overlays
/mnt/dtb/overlays/sun8i-h3-i2c0.dtbo
/mnt/dtb/overlays/spigen-rpi2.dtbo

# find /mnt/efi/ -print
/mnt/efi/
/mnt/efi/boot
/mnt/efi/boot/bootarm.efi

# ls -Tld /mnt/u*
-rwxr-xr-x  1 root  wheel  475420 May 12 06:39:06 2021 /mnt/u-boot.bin

# ls -Tld /mnt/*.scr
ls: /mnt/*.scr: Invalid argument

I'll not list the files from the RPi* firmware.

>> and that is the last of the output.
>> 
>> The RPi2 v1.1 is similar:
>> 
>> Hit [Enter] to boot immediately, or any other key for command prompt.
>> Booting [/boot/kernel/kernel]...               
>> Using DTB provided by EFI at 0x7ef6000.
>> Kernel entry at 0x33e00200...
>> Kernel args: (null)
>> 
>> and that is the last of the output.

===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)