Changeset 89288 in vbox for trunk/include/VBox

Timestamp:

May 26, 2021 9:17:48 AM (4 years ago)

Author:

vboxsync

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

144634

Message:

Intel IOMMU: bugref:9967 Address translation, WIP.

File:

• trunk/include/VBox/pci.h (modified) (1 diff)

trunk/include/VBox/pci.h

@@ -667 +667 @@
  */
 typedef uint32_t PCIPASID;
-/** PCIPASID: Invalid or not present. */
-#define PCIPASID_F_INVALID          RT_BIT(31)
+/** PCIPASID: Valid. */
+#define PCIPASID_F_VALID            RT_BIT(31)
 /** Nil PCIPASID value. */
-#define NIL_PCIPASID                PCIPASID_F_INVALID
+#define NIL_PCIPASID                UINT32_C(0)
+/** Returns whether the PCI PASID is valid. */
+#define PCIPASID_IS_VALID(a)        (((a) & PCIPASID_F_VALID) != 0)
+/** Returns the PASID value of a PCI PASID. */
+#define PCIPASID_VAL(a)             ((a) & UINT32_C(0xfffff))