I can no longer boot OpenBSD on the orangepi pc2. The kernel faults somewhere in the EFI detection code, almost certainly where it looks through the configuration table entries looking for the ACPI table. I've bisected this resulting in:
4182a129ef735bfd6c54788affe1b649ab85b851 is the first bad commit commit 4182a129ef735bfd6c54788affe1b649ab85b851 Author: Heinrich Schuchardt xypron.glpk@gmx.de Date: Thu Jun 28 12:45:32 2018 +0200
efi_loader: allocate configuration table array
The system table contains a link to the list of configurations tables. These include the device tree, SMBIOS table, and the ACPI table.
This array is currently statically linked. With the patch it is allocated as EFI_RUNTIME_SERVICES_DATA. Due to the structure of the system table we cannot work with a linked list here.
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de Reviewed-by: Bin Meng bmeng.cn@gmail.com Signed-off-by: Alexander Graf agraf@suse.de