[PATCH 06/16] KVM: arm64: nv: Add ICH_*_EL2 registers to vpcu_sysreg

Marc Zyngier maz at kernel.org
Tue Dec 17 07:13:21 PST 2024


FEAT_NV2 comes with a bunch of register-to-memory redirection
involving the ICH_*_EL2 registers (LRs, APRs, VMCR, HCR).

Adds them to the vcpu_sysreg enumeration.

Signed-off-by: Marc Zyngier <maz at kernel.org>
---
 arch/arm64/include/asm/kvm_host.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index 8cc25845b4be3..218047cd0296d 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -554,7 +554,33 @@ enum vcpu_sysreg {
 	VNCR(CNTP_CVAL_EL0),
 	VNCR(CNTP_CTL_EL0),
 
+	VNCR(ICH_LR0_EL2),
+	VNCR(ICH_LR1_EL2),
+	VNCR(ICH_LR2_EL2),
+	VNCR(ICH_LR3_EL2),
+	VNCR(ICH_LR4_EL2),
+	VNCR(ICH_LR5_EL2),
+	VNCR(ICH_LR6_EL2),
+	VNCR(ICH_LR7_EL2),
+	VNCR(ICH_LR8_EL2),
+	VNCR(ICH_LR9_EL2),
+	VNCR(ICH_LR10_EL2),
+	VNCR(ICH_LR11_EL2),
+	VNCR(ICH_LR12_EL2),
+	VNCR(ICH_LR13_EL2),
+	VNCR(ICH_LR14_EL2),
+	VNCR(ICH_LR15_EL2),
+
+	VNCR(ICH_AP0R0_EL2),
+	VNCR(ICH_AP0R1_EL2),
+	VNCR(ICH_AP0R2_EL2),
+	VNCR(ICH_AP0R3_EL2),
+	VNCR(ICH_AP1R0_EL2),
+	VNCR(ICH_AP1R1_EL2),
+	VNCR(ICH_AP1R2_EL2),
+	VNCR(ICH_AP1R3_EL2),
 	VNCR(ICH_HCR_EL2),
+	VNCR(ICH_VMCR_EL2),
 
 	NR_SYS_REGS	/* Nothing after this line! */
 };
-- 
2.39.2




More information about the linux-arm-kernel mailing list