On Mon, Apr 17, 2023 at 05:23:05PM -0700, Jonathan Thornburg wrote:
> *Summary*
> I have a PC Engines APU2 with a wierd problem: on power-on it starts
> executing the PC Engines coreboot as it should, loads the OpenBSD boot
> loader, and the OpenBSD boot loader then loads an OpenBSD kernel (either
> 7.2/amd64 bsd.rd from an SD card *or* 7.3/amd64 bsd.rd from a USB stick).
> But immediately after printing
> entry point at 0xffffffff8100100
> the APU2 reboots. Memtest86 doesn't find anything wrong with the hardware.
> Has anyone else seen these symptoms and/or have any suggestions for further
> troubleshooting?
> Loading......
> probing: pc0 com0 com1 com2 com3 mem[639KKESC[08;42H 3325M 752M a20=on]
> disk: hd0+
> >> OpenBSD/amd64 BOOT 3.55
> boot>
> cannot open hd0a:/etc/random.seed: No such file or directory
> booting hd0a:/7.2/amd64/bsd.rd: 3916484+1639424+3884040+0+704512
> [109+438912+292
> 606]=0xa61d70
> entry point at 0xffffffff8100100PC Engines apu4
> coreboot build 20202905
> BIOS version v4.12.0.1
> 4080 MB ECC DRAM
You forgot about setting up the serial console in the boot loader:
boot> stty com0 115200
boot> set tty com0
boot> boot bsd.rd
