temp

code/drivers/bus/pci/pci.h

@@ -37,10 +37,13 @@
 #define PCI_MSI_CTRL_64BIT          0x0080u
 #define PCI_MSI_CTRL_PVM            0x0100u
 
-#define PCI_IRQ_VECTOR_BASE         0x20u
 
 typedef struct PCI_PDO_EXTENSION {
     PCI_DEVICE_INFO Info;
     PCI_BAR         Bars[PCI_MAX_BARS];
     uint8_t         CapabilityOffset;
+    // The MSI-X table is mapped once for the lifetime of its PCI PDO.
+    volatile uint8_t* MsixTable;
+    uint64_t MsixMappedLength;
+    uint8_t MsixBarIndex;
 } PCI_PDO_EXTENSION;