Commit 15ed653f authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt Committed by David Gibson
Browse files

ppc/xics: An ICS with offset 0 is assumed to be uninitialized 



This will make life easier for dealing with dynamically configured
ICSes such as PHB3

Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
Signed-off-by: default avatarNikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
parent 056b9775

include/hw/ppc/xics.h

+1 −1
Original line number Diff line number Diff line
@@ -149,7 +149,7 @@ struct ICSState { 


static inline bool ics_valid_irq(ICSState *ics, uint32_t nr)

{

    return (nr >= ics->offset)

    return (ics->offset != 0) && (nr >= ics->offset)

        && (nr < (ics->offset + ics->nr_irqs));

}