Re: [Xen-devel] [PATCH v3 11/15] xen/arm: vgic-v2: Correctly handle RAZ/WI registers

2015-02-19 Thread Ian Campbell
On Mon, 2015-02-16 at 14:50 +, Julien Grall wrote: > All the GICv2 registers are word-accessible. Some them are also > byte-accessible (see GICD_IPRIORITYR*). > > Those registers are incorrectly implemented when they should be RAZ. Only > word-access size are currently allowed for them. > > T

[Xen-devel] [PATCH v3 11/15] xen/arm: vgic-v2: Correctly handle RAZ/WI registers

2015-02-16 Thread Julien Grall
All the GICv2 registers are word-accessible. Some them are also byte-accessible (see GICD_IPRIORITYR*). Those registers are incorrectly implemented when they should be RAZ. Only word-access size are currently allowed for them. To avoid further issues, introduce different label following the acces