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[RFC,2/5] kernel: Add definitions for GICv3 attributes

Message ID 1456172720-12650-3-git-send-email-peter.maydell@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Peter Maydell Feb. 22, 2016, 8:25 p.m. UTC 
From: Pavel Fedin <p.fedin@samsung.com>

This temporary patch adds kernel API definitions. Use proper header update
procedure after these features are released.

Signed-off-by: Pavel Fedin <p.fedin@samsung.com>
---
 linux-headers/asm-arm64/kvm.h | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)
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Patch

diff --git a/linux-headers/asm-arm64/kvm.h b/linux-headers/asm-arm64/kvm.h
index a2fd4d9..f76a90c 100644
--- a/linux-headers/asm-arm64/kvm.h
+++ b/linux-headers/asm-arm64/kvm.h
@@ -179,14 +179,14 @@  struct kvm_arch_memory_slot {
 	KVM_REG_ARM64_SYSREG_ ## n ## _MASK)
 
 #define __ARM64_SYS_REG(op0,op1,crn,crm,op2) \
-	(KVM_REG_ARM64 | KVM_REG_ARM64_SYSREG | \
-	ARM64_SYS_REG_SHIFT_MASK(op0, OP0) | \
+	(ARM64_SYS_REG_SHIFT_MASK(op0, OP0) | \
 	ARM64_SYS_REG_SHIFT_MASK(op1, OP1) | \
 	ARM64_SYS_REG_SHIFT_MASK(crn, CRN) | \
 	ARM64_SYS_REG_SHIFT_MASK(crm, CRM) | \
 	ARM64_SYS_REG_SHIFT_MASK(op2, OP2))
 
-#define ARM64_SYS_REG(...) (__ARM64_SYS_REG(__VA_ARGS__) | KVM_REG_SIZE_U64)
+#define ARM64_SYS_REG(...) (__ARM64_SYS_REG(__VA_ARGS__) | KVM_REG_ARM64 | \
+			    KVM_REG_SIZE_U64 | KVM_REG_ARM64_SYSREG)
 
 #define KVM_REG_ARM_TIMER_CTL		ARM64_SYS_REG(3, 3, 14, 3, 1)
 #define KVM_REG_ARM_TIMER_CNT		ARM64_SYS_REG(3, 3, 14, 3, 2)
@@ -197,12 +197,21 @@  struct kvm_arch_memory_slot {
 #define KVM_DEV_ARM_VGIC_GRP_DIST_REGS	1
 #define KVM_DEV_ARM_VGIC_GRP_CPU_REGS	2
 #define   KVM_DEV_ARM_VGIC_CPUID_SHIFT	32
-#define   KVM_DEV_ARM_VGIC_CPUID_MASK	(0xffULL << KVM_DEV_ARM_VGIC_CPUID_SHIFT)
+#define   KVM_DEV_ARM_VGIC_CPUID_MASK	(0xffffffffULL << KVM_DEV_ARM_VGIC_CPUID_SHIFT)
 #define   KVM_DEV_ARM_VGIC_OFFSET_SHIFT	0
 #define   KVM_DEV_ARM_VGIC_OFFSET_MASK	(0xffffffffULL << KVM_DEV_ARM_VGIC_OFFSET_SHIFT)
 #define KVM_DEV_ARM_VGIC_GRP_NR_IRQS	3
 #define KVM_DEV_ARM_VGIC_GRP_CTRL	4
 #define   KVM_DEV_ARM_VGIC_CTRL_INIT	0
+#define KVM_DEV_ARM_VGIC_GRP_REDIST_REGS 5
+#define KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS 6
+#define   KVM_DEV_ARM_VGIC_SYSREG_MASK	(KVM_REG_ARM64_SYSREG_OP0_MASK | \
+					 KVM_REG_ARM64_SYSREG_OP1_MASK | \
+					 KVM_REG_ARM64_SYSREG_CRN_MASK | \
+					 KVM_REG_ARM64_SYSREG_CRM_MASK | \
+					 KVM_REG_ARM64_SYSREG_OP2_MASK)
+#define   KVM_DEV_ARM_VGIC_SYSREG(op0,op1,crn,crm,op2) \
+					__ARM64_SYS_REG(op0,op1,crn,crm,op2)
 
 /* KVM_IRQ_LINE irq field index values */
 #define KVM_ARM_IRQ_TYPE_SHIFT		24