KVM: SVM: Allow AVIC support on system w/ physical APIC ID > 255

[linux-2.6-microblaze.git] / arch / x86 / include / asm / svm.h

diff --git a/arch/x86/include/asm/svm.h b/arch/x86/include/asm/svm.h
index b00dbc5..7eb2df5 100644 (file)
--- a/arch/x86/include/asm/svm.h
+++ b/arch/x86/include/asm/svm.h
@@ -220,6 +220,42 @@ struct __attribute__ ((__packed__)) vmcb_control_area {
 #define SVM_NESTED_CTL_SEV_ENABLE      BIT(1)
 #define SVM_NESTED_CTL_SEV_ES_ENABLE   BIT(2)
 
+
+/* AVIC */
+#define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK   (0xFF)
+#define AVIC_LOGICAL_ID_ENTRY_VALID_BIT                        31
+#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK               (1 << 31)
+
+#define AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK   GENMASK_ULL(11, 0)
+#define AVIC_PHYSICAL_ID_ENTRY_BACKING_PAGE_MASK       (0xFFFFFFFFFFULL << 12)
+#define AVIC_PHYSICAL_ID_ENTRY_IS_RUNNING_MASK         (1ULL << 62)
+#define AVIC_PHYSICAL_ID_ENTRY_VALID_MASK              (1ULL << 63)
+#define AVIC_PHYSICAL_ID_TABLE_SIZE_MASK               (0xFF)
+
+#define AVIC_DOORBELL_PHYSICAL_ID_MASK                 (0xFF)
+
+#define AVIC_UNACCEL_ACCESS_WRITE_MASK         1
+#define AVIC_UNACCEL_ACCESS_OFFSET_MASK                0xFF0
+#define AVIC_UNACCEL_ACCESS_VECTOR_MASK                0xFFFFFFFF
+
+enum avic_ipi_failure_cause {
+       AVIC_IPI_FAILURE_INVALID_INT_TYPE,
+       AVIC_IPI_FAILURE_TARGET_NOT_RUNNING,
+       AVIC_IPI_FAILURE_INVALID_TARGET,
+       AVIC_IPI_FAILURE_INVALID_BACKING_PAGE,
+};
+
+
+/*
+ * 0xff is broadcast, so the max index allowed for physical APIC ID
+ * table is 0xfe.  APIC IDs above 0xff are reserved.
+ */
+#define AVIC_MAX_PHYSICAL_ID_COUNT     0xff
+
+#define AVIC_HPA_MASK  ~((0xFFFULL << 52) | 0xFFF)
+#define VMCB_AVIC_APIC_BAR_MASK                0xFFFFFFFFFF000ULL
+
+
 struct vmcb_seg {
        u16 selector;
        u16 attrib;