[PATCH v2 01/19] arm64/sysreg: Add ID register ID_AA64MMFR3

[Mark Brown]

On Thu, Apr 13, 2023 at 12:04:55PM +0100, Joey Gouly wrote:
> Add the new ID register ID_AA64MMFR3.

DDI0601 2023-03 has a few more values which this misses, it looks like
this might have been done against DDO0601 2022-12?  Ideally we'd update
to the new version but it's not urgent so:

Reviewed-by: Mark Brown <broonie at kernel.org>

It's good to note what version of the architecture you're syncing with.

> +Enum	59:56	ADERR
> +	0b0000	NI
> +	0b0001	DEV_ASYNC
> +	0b0010	FEAT_ADERR
> +EndEnum

There's also 0b0011 which on a quick scan I'm not sure what a clear name
for is.

> +Enum	55:52	SDERR
> +	0b0000	NI
> +	0b0001	DEV_SYNC
> +	0b0001	FEAT_SDERR
> +EndEnum

Similar pattern to ADERR here.

> +Res0	51:48
> +Enum	47:44	ANERR
> +	0b0000	ASYNC
> +	0b0001	FEAT_ANERR
> +EndEnum

There's also 0b0010 and 0b0011 for this.

> +Enum	43:40	SNERR
> +	0b0000	SYNC
> +	0b0001	FEAT_SNERR
> +EndEnum

Similar pattern to ANERR here.
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