#define PCI_CXL_FB_PORT_CTRL2 0x18 /* CXL Flex Bus Port Control2 Register */
#define PCI_CXL_FB_CTRL2_NOP_HINT 0x01 /* NOP Hint Enable */
#define PCI_CXL_FB_PORT_STATUS2 0x1c /* CXL Flex Bus Port Status2 Register */
+#define PCI_CXL_FB_NEXT_UNSUPPORTED 0x20
/* PCIe CXL Designated Vendor-Specific Capabilities for Multi-Logical Device */
#define PCI_CXL_MLD_LEN 0x10