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-rw-r--r--include/hw/pci/pci_ids.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/hw/pci/pci_ids.h b/include/hw/pci/pci_ids.h
index 11abe22d46..898083b86f 100644
--- a/include/hw/pci/pci_ids.h
+++ b/include/hw/pci/pci_ids.h
@@ -53,6 +53,7 @@
 #define PCI_BASE_CLASS_MEMORY            0x05
 #define PCI_CLASS_MEMORY_RAM             0x0500
 #define PCI_CLASS_MEMORY_FLASH           0x0501
+#define PCI_CLASS_MEMORY_CXL             0x0502
 #define PCI_CLASS_MEMORY_OTHER           0x0580
 
 #define PCI_BASE_CLASS_BRIDGE            0x06