Changeset 87786 in vbox for trunk/include/VBox

Timestamp:

Feb 18, 2021 11:31:38 AM (4 years ago)

Author:

vboxsync

Message:

AMD IOMMU: bugref:9654 Implemented an interrupt remap cache.

File:

• trunk/include/VBox/iommu-amd.h (modified) (3 diffs)

trunk/include/VBox/iommu-amd.h

@@ -579 +579 @@
 /** Gets the interrupt table length (in bytes) given the DTE pointer. */
 #define IOMMU_GET_INTR_TAB_LEN(a_pDte)          (IOMMU_GET_INTR_TAB_ENTRIES(a_pDte) * sizeof(IRTE_T))
+/** Mask of interrupt control bits. */
+#define IOMMU_DTE_INTR_CTRL_MASK                0x3
+/** Gets the interrupt control bits given the DTE pointer. */
+#define IOMMU_GET_INTR_CTRL(a_pDte)             (((a_pDte)->au64[2] >> 60) & IOMMU_DTE_INTR_CTRL_MASK)
 
 /**
@@ -694 +698 @@
  *  interrupt message. See AMD IOMMU spec. 2.2.5 "Interrupt Remapping Tables". */
 #define IOMMU_MSI_DATA_IRTE_OFFSET_MASK     UINT32_C(0x000007ff)
+/** Gets the IRTE offset from the originating MSI interrupt message. */
+#define IOMMU_GET_IRTE_OFF(a_u32MsiData)    (((a_u32MsiData) & IOMMU_MSI_DATA_IRTE_OFFSET_MASK) * sizeof(IRTE_T));
 
 /**
@@ -882 +888 @@
 } CMD_INV_INTR_TABLE_T;
 AssertCompileSize(CMD_INV_INTR_TABLE_T, 16);
+/** Pointer to a invalidate interrupt table command. */
+typedef CMD_INV_INTR_TABLE_T *PCMD_INV_INTR_TABLE_T;
+/** Pointer to a const invalidate interrupt table command. */
+typedef CMD_INV_INTR_TABLE_T const *PCCMD_INV_INTR_TABLE_T;
+#define IOMMU_CMD_INV_INTR_TABLE_QWORD_0_VALID_MASK         UINT64_C(0xf00000000000ffff)
+#define IOMMU_CMD_INV_INTR_TABLE_QWORD_1_VALID_MASK         UINT64_C(0x0000000000000000)
 
 /**