             Broadcom Firmware Update Utility
                for IBM eServer xSeries 450.

      Copyright (c) 2000 - 2005 Broadcom Corporation
                  All rights reserved.
                     July 20, 2005


This package performs an update of the ethernet firmware of the
IBM eserver xseries 450/455. This package will set the firmware
level version 3.36.


CONTENTS
________

1.0   Limitations
2.0   Change History
3.0   Installation and Configuration
4.0   Web Sites and Support Phone Number
5.0   Trademarks and Notices
6.0   Disclaimer


1.0   Limitations
_________________

This code only applies to IBM eserver xseries 450.

2.0  Change History
_____________________

BOOT CODE
Current Version 3.36
- Changed Serdes power dissipated default value.

Version 3.35
- Fixed problem where Port 0 & Port 1 TxSerdes override value was
  swapped in b57diag

Version 3.32
- Fixed problem where DMA engine would come up uninitialized.

Version 3.31
- Added feature to blink LEDs when ASF code fails to load.
- Fixed problem where System may hang when PXE is enabled but no
  PXE image exist.

version 3.30
- Fixed ASF/Driver handshake problem

Version 3.27
- Modified the work-around for 133mhz PCIX NIC bluescreen issue. The
  work-around will only be applied to systems with Ax chips. The problem
  has been fixed on Bx chips.

Version 3.26
- Fixed revision identification problem
- Fixed WOL issue 
- Get phy id from phy register instead of NVRAM configuration
- Enable phy in cold reset.

Version 3.19
- none, initial IBM release


3.0   Installation and Configuration
____________________________________

Use the following command to update the firmware:

       b57diag64 -firm fw.bin 

If more than one ethernet device exists in the server, all devices
which match the PCI vendor id, device id, SSID, and SSDID will be
updated.  In general, add-in adapter cards (NICs) will not match the
devices which are imbedded in the server and will not be updated.


4.0   WEB Sites and Support Phone Number
________________________________________

IBM Support Web Site:
http://www.pc.ibm.com/support

IBM Marketing eserver xSeries Web Site:
http://www.pc.ibm.com/us/eserver/xseries/

If you have any questions about this update, or problems
applying the update go to the following Help Center World
Telephone Numbers URL:
http://www.pc.ibm.com/planetwide.


5.0   Trademarks and Notices
____________________________


The following terms are trademarks of the IBM Corporation in the
United States or other countries or both:

IBM
eserver
xSeries

Broadcom is a registered trademark of Broadcom Corporation.

Other company, product, and service names may be trademarks or service
marks of others.


6.0  Disclaimer
_______________

THIS DOCUMENT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND.  IBM
DISCLAIMS ALL WARRANTIES, WHETHER EXPRESS OR IMPLIED, INCLUDING
WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
PURPOSE AND MERCHANTABILITY WITH RESPECT TO THE INFORMATION IN THIS
DOCUMENT.  BY FURNISHING THIS DOCUMENT, IBM GRANTS NO LICENSES TO ANY
PATENTS OR COPYRIGHTS.

Note to U.S. Government Users -- Documentation related to restricted
rights -- Use, duplication or disclosure is subject to restrictions
set forth in GSA ADP Schedule Contract with IBM Corp.
