Changeset 68423 in vbox for trunk/include/VBox/vmm

Timestamp:

Aug 15, 2017 11:28:57 PM (8 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

117565

Message:

Devices/Bus/PCI,MSI-X: Fix static initialization of the MSI-X memory/PCI region to allow up to 2048 vectors as defined by the specification instead of only allowing up to 128 vectors previously when allocating a static 4KB page for the structures.

File:

• trunk/include/VBox/vmm/pdmpcidevint.h (modified) (2 diffs)

trunk/include/VBox/vmm/pdmpcidevint.h

@@ -203 +203 @@
      * @todo fix non-standard naming.  */
     uint8_t                         u8MsixCapSize;
-#if HC_ARCH_BITS == 64
-    /** Explicit alignment padding.   */
-    uint8_t                         abPadding1[HC_ARCH_BITS == 32 ? 0 : 4];
-#endif
+    /** Size of the MSI-X region. */
+    uint16_t                        cbMsixRegion;
+    /** Offset to the PBA for MSI-X.   */
+    uint16_t                        offMsixPba;
 
     /** Pointer to bus specific data. (R3 ptr) */
@@ -216 +216 @@
 } PDMPCIDEVINT;
 AssertCompileMemberAlignment(PDMPCIDEVINT, aIORegions, 8);
-AssertCompileSize(PDMPCIDEVINT, HC_ARCH_BITS == 32 ? 264 : 384);
+AssertCompileSize(PDMPCIDEVINT, HC_ARCH_BITS == 32 ? 268 : 384);
 
 /** Indicate that PDMPCIDEV::Int.s can be declared. */