Subject: Re: [PATCH 1/2] powerpc/booke64: Add LRAT error exception handler

From: Scott Wood <[email-masked]>
Date: Wed, 3 Jul 2013 15:18:12 -0500

On 07/03/2013 11:56:05 AM, Mihai Caraman wrote:
> @@ -1410,6 +1423,7 @@ _GLOBAL(setup_doorbell_ivors)
>  _GLOBAL(setup_ehv_ivors)
>  	SET_IVOR(40, 0x300) /* Embedded Hypervisor System Call */
>  	SET_IVOR(41, 0x320) /* Embedded Hypervisor Privilege */
> +	SET_IVOR(42, 0x340) /* LRAT Error */

What happens if we write to IVOR42 on e5500?  If the answer is no-op, =20
is that behavior guaranteed on any CPU with E.HV but not LRAT?

-Scott=