Re: [Xen-devel] [PATCH v2 02/11] xen/arm: vgic-v3: Don't try to emulate IROUTER which doesn't exist in the spec

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Wed, 2015-11-18 at 17:27 +0000, Julien Grall wrote:

Subject: ... which do not exist in the ...

> The range of valid IROUTER<n> are n = 32 - 1019 (see 8.9.13 in IHI 0069A)
> which correspond to the offset 0x6100-0x7FD8.
> 
> Other offset are invalid and therefore should not be emulated.

"offsets"

> 
> Also remove the now unused label read_as_zero_64 and write_ignore_64.
> 
> Note that GICD_IROUTER is kept to accomadate the GICv3 drivers which has

"accommodate"

> been in part taken from Linux.
> 
> Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>

Accesses to 0x6000-0x60FF are going to be noisy now, I suppose that is OK.

Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>



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