diff --git a/include/asm-sparc/idprom.h b/include/asm-sparc/idprom.h
new file mode 100644
index 0000000..d856e64
--- /dev/null
+++ b/include/asm-sparc/idprom.h
@@ -0,0 +1,33 @@
+/* $Id: idprom.h,v 1.6 1996/08/04 10:35:07 ecd Exp $
+ * idprom.h: Macros and defines for idprom routines
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ */
+
+#ifndef _SPARC_IDPROM_H
+#define _SPARC_IDPROM_H
+
+/* Offset into the EEPROM where the id PROM is located on the 4c */
+#define IDPROM_OFFSET  0x7d8
+
+/* On sun4m; physical. */
+/* MicroSPARC(-II) does not decode 31rd bit, but it works. */
+#define IDPROM_OFFSET_M  0xfd8
+
+struct idprom
+{
+	unsigned char	id_format;	/* Format identifier (always 0x01) */
+	unsigned char	id_machtype;	/* Machine type */
+	unsigned char	id_ethaddr[6];	/* Hardware ethernet address */
+	long		id_date;	/* Date of manufacture */
+	unsigned int	id_sernum:24;	/* Unique serial number */
+	unsigned char	id_cksum;	/* Checksum - xor of the data bytes */
+	unsigned char	reserved[16];
+};
+
+extern struct idprom *idprom;
+extern void idprom_init(void);
+
+#define IDPROM_SIZE  (sizeof(struct idprom))
+
+#endif /* !(_SPARC_IDPROM_H) */