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arm64/sysreg: Add ICH_VCTLR_EL2

This system register is required to enable/disable V3 legacy mode when
running on a GICv5 host.

Co-authored-by: Timothy Hayes <timothy.hayes@arm.com>
Signed-off-by: Timothy Hayes <timothy.hayes@arm.com>
Signed-off-by: Sascha Bischoff <sascha.bischoff@arm.com>
Link: https://lore.kernel.org/r/20250627100847.1022515-4-sascha.bischoff@arm.com
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

authored by

Sascha Bischoff
Timothy Hayes and committed by
Oliver Upton b62f4b5d 1ec38ce3

+6
+6
arch/arm64/tools/sysreg
··· 4530 4530 Field 0 EOI 4531 4531 EndSysreg 4532 4532 4533 + Sysreg ICH_VCTLR_EL2 3 4 12 11 4 4534 + Res0 63:2 4535 + Field 1 V3 4536 + Field 0 En 4537 + EndSysreg 4538 + 4533 4539 Sysreg CONTEXTIDR_EL2 3 4 13 0 1 4534 4540 Fields CONTEXTIDR_ELx 4535 4541 EndSysreg