KVM: Userspace controlled irq routing

[deliverable/linux.git] / include / linux / kvm.h

diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 5715f190760161fbbdfbdd3231f6e87c9a905b72..7a5d73a8d4fa112456fda99f8fe29da3f02f9d4e 100644 (file)
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -58,10 +58,10 @@ struct kvm_irqchip {
        __u32 pad;
         union {
                char dummy[512];  /* reserving space */
-#ifdef CONFIG_X86
+#ifdef __KVM_HAVE_PIT
                struct kvm_pic_state pic;
 #endif
-#if defined(CONFIG_X86) || defined(CONFIG_IA64)
+#ifdef __KVM_HAVE_IOAPIC
                struct kvm_ioapic_state ioapic;
 #endif
        } chip;
@@ -126,6 +126,7 @@ struct kvm_run {
                        __u64 data_offset; /* relative to kvm_run start */
                } io;
                struct {
+                       struct kvm_debug_exit_arch arch;
                } debug;
                /* KVM_EXIT_MMIO */
                struct {
@@ -217,21 +218,6 @@ struct kvm_interrupt {
        __u32 irq;
 };
 
-struct kvm_breakpoint {
-       __u32 enabled;
-       __u32 padding;
-       __u64 address;
-};
-
-/* for KVM_DEBUG_GUEST */
-struct kvm_debug_guest {
-       /* int */
-       __u32 enabled;
-       __u32 pad;
-       struct kvm_breakpoint breakpoints[4];
-       __u32 singlestep;
-};
-
 /* for KVM_GET_DIRTY_LOG */
 struct kvm_dirty_log {
        __u32 slot;
@@ -292,6 +278,17 @@ struct kvm_s390_interrupt {
        __u64 parm64;
 };
 
+/* for KVM_SET_GUEST_DEBUG */
+
+#define KVM_GUESTDBG_ENABLE            0x00000001
+#define KVM_GUESTDBG_SINGLESTEP                0x00000002
+
+struct kvm_guest_debug {
+       __u32 control;
+       __u32 pad;
+       struct kvm_guest_debug_arch arch;
+};
+
 #define KVM_TRC_SHIFT           16
 /*
  * kvm trace categories
@@ -384,17 +381,55 @@ struct kvm_trace_rec {
 #define KVM_CAP_MP_STATE 14
 #define KVM_CAP_COALESCED_MMIO 15
 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
-#if defined(CONFIG_X86)||defined(CONFIG_IA64)
+#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
 #define KVM_CAP_DEVICE_ASSIGNMENT 17
 #endif
 #define KVM_CAP_IOMMU 18
-#if defined(CONFIG_X86)
+#ifdef __KVM_HAVE_MSI
 #define KVM_CAP_DEVICE_MSI 20
 #endif
 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
-#if defined(CONFIG_X86)
+#ifdef __KVM_HAVE_USER_NMI
 #define KVM_CAP_USER_NMI 22
+#endif
+#if defined(CONFIG_X86)
+#define KVM_CAP_SET_GUEST_DEBUG 23
+#endif
+#if defined(CONFIG_X86)
+#define KVM_CAP_REINJECT_CONTROL 24
+#endif
+#if defined(CONFIG_X86)||defined(CONFIG_IA64)
+#define KVM_CAP_IRQ_ROUTING 25
+#endif
+
+#ifdef KVM_CAP_IRQ_ROUTING
+
+struct kvm_irq_routing_irqchip {
+       __u32 irqchip;
+       __u32 pin;
+};
+
+/* gsi routing entry types */
+#define KVM_IRQ_ROUTING_IRQCHIP 1
+
+struct kvm_irq_routing_entry {
+       __u32 gsi;
+       __u32 type;
+       __u32 flags;
+       __u32 pad;
+       union {
+               struct kvm_irq_routing_irqchip irqchip;
+               __u32 pad[8];
+       } u;
+};
+
+struct kvm_irq_routing {
+       __u32 nr;
+       __u32 flags;
+       struct kvm_irq_routing_entry entries[0];
+};
+
 #endif
 
 /*
@@ -427,8 +462,10 @@ struct kvm_trace_rec {
                        _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
                                   struct kvm_assigned_pci_dev)
+#define KVM_SET_GSI_ROUTING       _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
 #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \
                            struct kvm_assigned_irq)
+#define KVM_REINJECT_CONTROL      _IO(KVMIO, 0x71)
 
 /*
  * ioctls for vcpu fds
@@ -440,7 +477,8 @@ struct kvm_trace_rec {
 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
-#define KVM_DEBUG_GUEST           _IOW(KVMIO,  0x87, struct kvm_debug_guest)
+/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
+#define KVM_DEBUG_GUEST           __KVM_DEPRECATED_DEBUG_GUEST
 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
@@ -469,6 +507,29 @@ struct kvm_trace_rec {
 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
 /* Available with KVM_CAP_NMI */
 #define KVM_NMI                   _IO(KVMIO,  0x9a)
+/* Available with KVM_CAP_SET_GUEST_DEBUG */
+#define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
+
+/*
+ * Deprecated interfaces
+ */
+struct kvm_breakpoint {
+       __u32 enabled;
+       __u32 padding;
+       __u64 address;
+};
+
+struct kvm_debug_guest {
+       __u32 enabled;
+       __u32 pad;
+       struct kvm_breakpoint breakpoints[4];
+       __u32 singlestep;
+};
+
+#define __KVM_DEPRECATED_DEBUG_GUEST _IOW(KVMIO,  0x87, struct kvm_debug_guest)
+
+#define KVM_IA64_VCPU_GET_STACK   _IOR(KVMIO,  0x9a, void *)
+#define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
 
 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
@@ -522,6 +583,7 @@ struct kvm_assigned_irq {
 
 #define KVM_DEV_ASSIGN_ENABLE_IOMMU    (1 << 0)
 
+#define KVM_DEV_IRQ_ASSIGN_MSI_ACTION  KVM_DEV_IRQ_ASSIGN_ENABLE_MSI
 #define KVM_DEV_IRQ_ASSIGN_ENABLE_MSI  (1 << 0)
 
 #endif