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

Scott Wood scottwood at freescale.com
Thu Jul 4 06:18:12 EST 2013


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,  
is that behavior guaranteed on any CPU with E.HV but not LRAT?

-Scott


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