[PATCH RFC 2/6] x86/ioapic: add a raw field to RTE struct

[Roger Pau Monne]

No functional change intended.

Signed-off-by: Roger Pau Monné <roger....@citrix.com>
---
 xen/arch/x86/include/asm/io_apic.h | 57 ++++++++++++++++--------------
 1 file changed, 30 insertions(+), 27 deletions(-)

diff --git a/xen/arch/x86/include/asm/io_apic.h 
b/xen/arch/x86/include/asm/io_apic.h
index ef0878b09e..a558bb063c 100644
--- a/xen/arch/x86/include/asm/io_apic.h
+++ b/xen/arch/x86/include/asm/io_apic.h
@@ -89,35 +89,38 @@ enum ioapic_irq_destination_types {
 };
 
 struct IO_APIC_route_entry {
-    unsigned int vector:8;
-    unsigned int delivery_mode:3; /*
-                                   * 000: FIXED
-                                   * 001: lowest prio
-                                   * 111: ExtINT
-                                   */
-    unsigned int dest_mode:1;     /* 0: physical, 1: logical */
-    unsigned int delivery_status:1;
-    unsigned int polarity:1;      /* 0: low, 1: high */
-    unsigned int irr:1;
-    unsigned int trigger:1;       /* 0: edge, 1: level */
-    unsigned int mask:1;          /* 0: enabled, 1: disabled */
-    unsigned int __reserved_2:15;
-
     union {
         struct {
-            unsigned int __reserved_1:24;
-            unsigned int physical_dest:4;
-            unsigned int __reserved_2:4;
-        } physical;
-
-        struct {
-            unsigned int __reserved_1:24;
-            unsigned int logical_dest:8;
-        } logical;
-
-        /* used when Interrupt Remapping with EIM is enabled */
-        unsigned int dest32;
-    } dest;
+            unsigned int vector:8;
+            unsigned int delivery_mode:3; /*
+                                           * 000: FIXED
+                                           * 001: lowest prio
+                                           * 111: ExtINT
+                                           */
+            unsigned int dest_mode:1;     /* 0: physical, 1: logical */
+            unsigned int delivery_status:1;
+            unsigned int polarity:1;      /* 0: low, 1: high */
+            unsigned int irr:1;
+            unsigned int trigger:1;       /* 0: edge, 1: level */
+            unsigned int mask:1;          /* 0: enabled, 1: disabled */
+            unsigned int __reserved_2:15;
+
+            union {
+                struct {
+                    unsigned int __reserved_1:24;
+                    unsigned int physical_dest:4;
+                    unsigned int __reserved_2:4;
+                } physical;
+
+                struct {
+                    unsigned int __reserved_1:24;
+                    unsigned int logical_dest:8;
+                } logical;
+                unsigned int dest32;
+            } dest;
+        };
+        uint64_t raw;
+    };
 };
 
 /*
-- 
2.35.1