[win-pv-devel] [PATCH v3 3/4] Update Xen headers to master (4.5-rc0 + HVMOP_set_evtchn_upcall_vector)

[Paul Durrant <paul.durrant@xxxxxxxxxx>]

Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
---
 include/xen/features.h    |  4 +++-
 include/xen/grant_table.h | 20 ++++++++++++++++++++
 include/xen/hvm/hvm_op.h  | 20 ++++++++++++++++++++
 3 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/include/xen/features.h b/include/xen/features.h
index b7bf83f..16d92aa 100644
--- a/include/xen/features.h
+++ b/include/xen/features.h
@@ -94,8 +94,10 @@
 /* operation as Dom0 is supported */
 #define XENFEAT_dom0                      11
 
-/* Xen also maps grant references at pfn = mfn */
+/* Xen also maps grant references at pfn = mfn.
+ * This feature flag is deprecated and should not be used.
 #define XENFEAT_grant_map_identity        12
+ */
 
 #define XENFEAT_NR_SUBMAPS 1
 
diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h
index 6bff379..05b29bb 100644
--- a/include/xen/grant_table.h
+++ b/include/xen/grant_table.h
@@ -309,6 +309,7 @@ typedef uint16_t grant_status_t;
 #define GNTTABOP_get_status_frames    9
 #define GNTTABOP_get_version          10
 #define GNTTABOP_swap_grant_ref              11
+#define GNTTABOP_cache_flush         12
 #endif /* __XEN_INTERFACE_VERSION__ */
 /* ` } */
 
@@ -574,6 +575,25 @@ struct gnttab_swap_grant_ref {
 typedef struct gnttab_swap_grant_ref gnttab_swap_grant_ref_t;
 DEFINE_XEN_GUEST_HANDLE(gnttab_swap_grant_ref_t);
 
+/*
+ * Issue one or more cache maintenance operations on a portion of a
+ * page granted to the calling domain by a foreign domain.
+ */
+struct gnttab_cache_flush {
+    union {
+        uint64_t dev_bus_addr;
+        grant_ref_t ref;
+    } a;
+    uint16_t offset; /* offset from start of grant */
+    uint16_t length; /* size within the grant */
+#define GNTTAB_CACHE_CLEAN          (1<<0)
+#define GNTTAB_CACHE_INVAL          (1<<1)
+#define GNTTAB_CACHE_SOURCE_GREF    (1<<31)
+    uint32_t op;
+};
+typedef struct gnttab_cache_flush gnttab_cache_flush_t;
+DEFINE_XEN_GUEST_HANDLE(gnttab_cache_flush_t);
+
 #endif /* __XEN_INTERFACE_VERSION__ */
 
 /*
diff --git a/include/xen/hvm/hvm_op.h b/include/xen/hvm/hvm_op.h
index eeb0a60..cfbf85d 100644
--- a/include/xen/hvm/hvm_op.h
+++ b/include/xen/hvm/hvm_op.h
@@ -369,6 +369,26 @@ DEFINE_XEN_GUEST_HANDLE(xen_hvm_set_ioreq_server_state_t);
 
 #endif /* defined(__XEN__) || defined(__XEN_TOOLS__) */
 
+#if defined(__i386__) || defined(__x86_64__)
+
+/*
+ * HVMOP_set_evtchn_upcall_vector: Set a <vector> that should be used for event
+ *                                 channel upcalls on the specified <vcpu>. If 
set,
+ *                                 this vector will be used in preference to 
the
+ *                                 domain callback via (see 
HVM_PARAM_CALLBACK_IRQ)
+ *                                 and hence allows HVM guests to bind event
+ *                                 event channels to a vcpu other than 0.
+ */
+#define HVMOP_set_evtchn_upcall_vector 23
+struct xen_hvm_set_evtchn_upcall_vector {
+    uint32_t vcpu;
+    uint8_t vector;
+};
+typedef struct xen_hvm_set_evtchn_upcall_vector 
xen_hvm_set_evtchn_upcall_vector_t;
+DEFINE_XEN_GUEST_HANDLE(xen_hvm_set_evtchn_upcall_vector_t);
+
+#endif /* defined(__i386__) || defined(__x86_64__) */
+
 #endif /* __XEN_PUBLIC_HVM_HVM_OP_H__ */
 
 /*
-- 
2.1.1


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