booting openbsd on the ESPRESSObin

output.txt

TIM-1.0
mv_ddr-devel-g541616b DDR3 16b 1GB 2CS
WTMI-devel-18.12.1-a3e1c67
WTMI: system early-init
CPU VDD voltage default value: 1.108V
Setting clocks: CPU 600 MHz, DDR 600 MHz
CZ.NIC's Armada 3720 Secure Firmware v2022.06.11-9-g604f8f5 (Jun 16 2023 21:46:09)
Running on ESPRESSObin
NOTICE:  Booting Trusted Firmware
NOTICE:  BL1: v2.9(release):v2.9.0-178-gbf1e58e73
NOTICE:  BL1: Built : 21:46:27, Jun 16 2023
NOTICE:  BL1: Booting BL2
NOTICE:  BL2: v2.9(release):v2.9.0-178-gbf1e58e73
NOTICE:  BL2: Built : 21:46:29, Jun 16 2023
NOTICE:  BL1: Booting BL31
NOTICE:  BL31: v2.9(release):v2.9.0-178-gbf1e58e73
NOTICE:  BL31: Built : 21:46:35, Jun 16 2023


U-Boot 2023.07-rc4-00008-g2f4664f5c3 (Jun 16 2023 - 21:44:29 +0000)

DRAM:  1 GiB
Core:  47 devices, 24 uclasses, devicetree: separate
WDT:   Not starting watchdog@8300
Comphy chip #0:
Comphy-0: USB3_HOST0    5 Gbps    
Comphy-1: PEX0          5 Gbps    
Comphy-2: SATA0         6 Gbps    
SATA link 0 timeout.
AHCI 0001.0300 32 slots 1 ports 6 Gbps 0x1 impl SATA mode
flags: ncq led only pmp fbss pio slum part sxs 
PCIe: Link down
MMC:   sdhci@d0000: 0, sdhci@d8000: 1
Loading Environment from SPIFlash... SF: Detected w25q32dw with page size 256 Bytes, erase size 4 KiB, total 4 MiB
OK
Model: Globalscale Marvell ESPRESSOBin Board
Net:   eth0: ethernet@30000
Hit any key to stop autoboot:  0 
MMC Device 1 not found
no mmc device at slot 1
MMC: no card present
starting USB...
Bus usb@58000: Register 2000104 NbrPorts 2
Starting the controller
USB XHCI 1.00
Bus usb@5e000: USB EHCI 1.00
scanning bus usb@58000 for devices... cannot reset port 2!?
2 USB Device(s) found
scanning bus usb@5e000 for devices... 1 USB Device(s) found
       scanning usb for storage devices... 1 Storage Device(s) found

Device 0: Vendor: Samsung  Rev: 1100 Prod: Flash Drive     
            Type: Removable Hard Disk
            Capacity: 30600.0 MB = 29.8 GB (62668800 x 512)
... is now current device
Scanning usb 0:1...
MMC: no card present
No EFI system partition
No EFI system partition
Failed to persist EFI variables
ERROR: invalid device tree
Found EFI removable media binary efi/boot/bootaa64.efi
214136 bytes read in 3 ms (68.1 MiB/s)
Booting /efi\boot\bootaa64.efi
disks: sd0*
>> OpenBSD/arm64 BOOTAA64 1.16
boot> 
cannot open sd0a:/etc/random.seed: No such file or directory
booting sd0a:/bsd: 2798224+1058776+12709688+630920 [229059+91+651336+254968]=0x13ce628
Copyright (c) 1982, 1986, 1989, 1991, 1993
        The Regents of the University of California.  All rights reserved.
Copyright (c) 1995-2023 OpenBSD. All rights reserved.  https://www.OpenBSD.org

OpenBSD 7.3 (RAMDISK) #1941: Sat Mar 25 14:42:22 MDT 2023
    [email protected]:/usr/src/sys/arch/arm64/compile/RAMDISK
real mem  = 1070239744 (1020MB)
avail mem = 1000656896 (954MB)
random: boothowto does not indicate good seed
mainbus0 at root: Globalscale Marvell ESPRESSOBin Board