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diff --git a/qemu/roms/ipxe/src/include/ipxe/iso9660.h b/qemu/roms/ipxe/src/include/ipxe/iso9660.h
new file mode 100644
index 000000000..02c2ae377
--- /dev/null
+++ b/qemu/roms/ipxe/src/include/ipxe/iso9660.h
@@ -0,0 +1,44 @@
+#ifndef _IPXE_ISO9660_H
+#define _IPXE_ISO9660_H
+
+/**
+ * @file
+ *
+ * ISO9660 CD-ROM specification
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+
+/** ISO9660 block size */
+#define ISO9660_BLKSIZE 2048
+
+/** An ISO9660 Primary Volume Descriptor (fixed portion) */
+struct iso9660_primary_descriptor_fixed {
+	/** Descriptor type */
+	uint8_t type;
+	/** Identifier ("CD001") */
+	uint8_t id[5];
+} __attribute__ (( packed ));
+
+/** An ISO9660 Primary Volume Descriptor */
+struct iso9660_primary_descriptor {
+	/** Fixed portion */
+	struct iso9660_primary_descriptor_fixed fixed;
+} __attribute__ (( packed ));
+
+/** ISO9660 Primary Volume Descriptor type */
+#define ISO9660_TYPE_PRIMARY 0x01
+
+/** ISO9660 Primary Volume Descriptor block address */
+#define ISO9660_PRIMARY_LBA 16
+
+/** ISO9660 Boot Volume Descriptor type */
+#define ISO9660_TYPE_BOOT 0x00
+
+/** ISO9660 identifier */
+#define ISO9660_ID "CD001"
+
+#endif /* _IPXE_ISO9660_H */