[PATCH] powerpc/prom_init: Include the termination message in ibm, os-term RTAS call

[Michael Ellerman]

Fabiano Rosas <farosas at linux.ibm.com> writes:

> QEMU can now print the ibm,os-term message[1], so let's include it in
> the RTAS call. E.g.:
>
>   qemu-system-ppc64: OS terminated: Switch to secure mode failed.
>
> 1- https://git.qemu.org/?p=qemu.git;a=commitdiff;h=a4c3791ae0
>
> Signed-off-by: Fabiano Rosas <farosas at linux.ibm.com>
> ---
>  arch/powerpc/kernel/prom_init.c | 3 +++
>  1 file changed, 3 insertions(+)

I have this queued:
  https://patchwork.ozlabs.org/patch/1253390/

Which I think does the same thing?

cheers

> diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
> index 577345382b23..d543fb6d29c5 100644
> --- a/arch/powerpc/kernel/prom_init.c
> +++ b/arch/powerpc/kernel/prom_init.c
> @@ -1773,6 +1773,9 @@ static void __init prom_rtas_os_term(char *str)
>  	if (token == 0)
>  		prom_panic("Could not get token for ibm,os-term\n");
>  	os_term_args.token = cpu_to_be32(token);
> +	os_term_args.nargs = cpu_to_be32(1);
> +	os_term_args.args[0] = cpu_to_be32(__pa(str));
> +
>  	prom_rtas_hcall((uint64_t)&os_term_args);
>  }
>  #endif /* CONFIG_PPC_SVM */
> -- 
> 2.23.0