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>

diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index aab58bf4ed9c2460aa7699a8237697b4d77a7540..dd1ae04eb033b29b0d93fdeed019cd2b970d1f06 100644 (file)
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -4530,6 +4530,12 @@ Field    1       U
 Field  0       EOI
 EndSysreg
 
+Sysreg ICH_VCTLR_EL2   3       4       12      11      4
+Res0   63:2
+Field  1       V3
+Field  0       En
+EndSysreg
+
 Sysreg CONTEXTIDR_EL2  3       4       13      0       1
 Fields CONTEXTIDR_ELx
 EndSysreg