Re: [RESEND PATCH v5 07/11] ppc64/kexec_file: enable early kernel's OPAL calls

Thiago Jung Bauermann
2020-07-28T02:17:38Z

Hari Bathini <hbathini@linux.ibm.com> writes:

> Kernel built with CONFIG_PPC_EARLY_DEBUG_OPAL enabled expects r8 & r9
> to be filled with OPAL base & entry addresses respectively. Setting
> these registers allows the kernel to perform OPAL calls before the
> device tree is parsed.
>
> Signed-off-by: Hari Bathini <hbathini@linux.ibm.com>

Reviewed-by: Thiago Jung Bauermann <bauerman@linux.ibm.com>

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Thiago Jung Bauermann
IBM Linux Technology Center