UCS firmware upgrade reference

Release Notes for Cisco UCS Software, Release 2.2
http://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/release/notes/ucs_2_2_rn.html#55128

Cisco UCS B-Series GUI Firmware Management Guide, Release 2.1
http://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/sw/firmware-mgmt/gui/2-1/b_GUI_Firmware_Management_21/b_GUI_Firmware_Management_21_chapter_01.html#concept_22BEE3B9C5B8451E959254E45B7AEB60

Upgrading Cisco UCS from Release 2.1 to Release 2.2
http://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/sw/upgrading/from2-1/to2-2/b_UpgradingCiscoUCSFrom2-1To2-2.html

Release Bundle Contents for Cisco UCS Software, Release 2.2
http://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/release/notes/ucs_2_2_rb.html#13394

Install and Upgrade Guides-List
http://www.cisco.com/c/en/us/support/servers-unified-computing/ucs-manager/products-installation-guides-list.html

Problems with 2.2(1d) server firmware

https://supportforums.cisco.com/discussion/12201851/problems-221d-server-firmware

Anyone SAN booting UCS-B from Hitachi HUS100 series?

http://community.spiceworks.com/topic/480394-anyone-san-booting-ucs-b-from-hitachi-hus100-series