RHEL9.0 builds were failing to boot with bizzare errors about module
licensing.
This was first reported under PFW but reproduces under SLOF.
What is going wrong?
Much debugging later, it turned out that this was because their image was
greater than 2MB - 16KB in size:
- Th
Background
--
Figuring out how to lay out memory in powerpc OpenFirmware is a bit
of a complicate dance.
Firstly, firmware needs to reserve a little bit of space for things
like interrupt vectors that live at a fixed address. This is usually
0x4000 bytes. PFW calls this "stage 1" (of the
Red Hat recently experienced an issue which I narrowed down to using a
grub core.elf image that was too big: the current limit is just under
2MB.
These are two patches that fix the issue and attempt to future proof
the area.
With these patches, the maximum size will be:
- SLOF, or PFW with the
Hello Diego,
On 11/20/20 19:43, Diego Domingos wrote:
> The grub-ofpathname and hint feature for ieee1275 are not working since there
> is no code implemented to get the information needed about fibre channel
> devices and device mapper.
>
> This patch series implements the codes for both group