1 files changed, 2 insertions, 0 deletions
diff --git a/hw/pci.h b/hw/pci.h
index c54146c..d67c9f3 100644
--- a/hw/pci.h
+++ b/hw/pci.h
@@ -117,6 +117,8 @@ typedef struct PCIIORegion {
 #define PCI_SEC_STATUS		0x1e	/* Secondary status register, only bit 14 used */
 #define PCI_SUBSYSTEM_VENDOR_ID 0x2c    /* 16 bits */
 #define PCI_SUBSYSTEM_ID        0x2e    /* 16 bits */
+#define PCI_ROM_ADDRESS		0x30	/* Bits 31..11 are address, 10..1 reserved */
+#define  PCI_ROM_ADDRESS_ENABLE	0x01
 #define PCI_CAPABILITY_LIST	0x34	/* Offset of first capability list entry */
 #define PCI_INTERRUPT_LINE	0x3c	/* 8 bits */
 #define PCI_INTERRUPT_PIN	0x3d	/* 8 bits */