From: Blue Swirl <blauwirbel@gmail.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [6894] Document sun ID PROM contents
Date: Sat, 28 Mar 2009 16:17:51 +0000 [thread overview]
Message-ID: <E1LnbEF-0005Eb-HN@cvs.savannah.gnu.org> (raw)
Revision: 6894
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6894
Author: blueswir1
Date: 2009-03-28 16:17:50 +0000 (Sat, 28 Mar 2009)
Log Message:
-----------
Document sun ID PROM contents
Signed-off-by: Robert Reif <reif@earthlink.net>
Modified Paths:
--------------
trunk/hw/firmware_abi.h
Modified: trunk/hw/firmware_abi.h
===================================================================
--- trunk/hw/firmware_abi.h 2009-03-28 16:11:25 UTC (rev 6893)
+++ trunk/hw/firmware_abi.h 2009-03-28 16:17:50 UTC (rev 6894)
@@ -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
reply other threads:[~2009-03-28 16:18 UTC|newest]
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