From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43)
	id 1LmzPm-0006rI-Of
	for qemu-devel@nongnu.org; Thu, 26 Mar 2009 19:55:14 -0400
Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43)
	id 1LmzPi-0006qs-5W
	for qemu-devel@nongnu.org; Thu, 26 Mar 2009 19:55:14 -0400
Received: from [199.232.76.173] (port=38213 helo=monty-python.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1LmzPh-0006qn-TV
	for qemu-devel@nongnu.org; Thu, 26 Mar 2009 19:55:09 -0400
Received: from pop-gadwall.atl.sa.earthlink.net ([207.69.195.61]:46840)
	by monty-python.gnu.org with esmtp (Exim 4.60)
	(envelope-from <reif@earthlink.net>) id 1LmzPh-0008Ad-Iu
	for qemu-devel@nongnu.org; Thu, 26 Mar 2009 19:55:09 -0400
Received: from user-142h2k8.cable.mindspring.com ([72.40.138.136]
	helo=[192.168.0.90])
	by pop-gadwall.atl.sa.earthlink.net with esmtp (Exim 3.36 #1)
	id 1LmzPg-0000Gz-00
	for qemu-devel@nongnu.org; Thu, 26 Mar 2009 19:55:08 -0400
Message-ID: <49CC15DC.6070409@earthlink.net>
Date: Thu, 26 Mar 2009 19:55:08 -0400
From: Robert Reif <reif@earthlink.net>
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary="------------090705010408060008010804"
Subject: [Qemu-devel] [PATCH] document sun ID PROM contents
Reply-To: qemu-devel@nongnu.org
List-Id: qemu-devel.nongnu.org
List-Unsubscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/pipermail/qemu-devel>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: qemu-devel@nongnu.org

This is a multi-part message in MIME format.
--------------090705010408060008010804
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit

Signed-off-by: Robert Reif <reif@earthlink.net>

--------------090705010408060008010804
Content-Type: text/plain;
 name="idprom.diff.txt"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline;
 filename="idprom.diff.txt"

Index: hw/firmware_abi.h
===================================================================
--- hw/firmware_abi.h	(revision 6777)
+++ hw/firmware_abi.h	(working copy)
@@ -43,12 +43,14 @@
 }
 
 /* Sun IDPROM structure at the end of NVRAM */
+/* from http://www.squirrel.com/squirrel/sun-nvram-hostid.faq.html */
 struct Sun_nvram {
-    uint8_t type;
-    uint8_t machine_id;
-    uint8_t macaddr[6];
-    uint8_t unused[7];
-    uint8_t checksum;
+    uint8_t type;       /* always 01 */
+    uint8_t machine_id; /* first byte of host id (machine type) */
+    uint8_t macaddr[6]; /* 6 byte ethernet address (first 3 bytes 08, 00, 20) */
+    uint8_t date[4];    /* date of manufacture */
+    uint8_t hostid[3];  /* remaining 3 bytes of host id (serial number) */
+    uint8_t checksum;   /* bitwise xor of previous bytes */
 };
 
 static inline void

--------------090705010408060008010804--