Слухи ? Посмотрим , аннонс должен быть скоро . Предпосылки уже ЕСТЬ – смотрим тэги здесь – http://blogs.sun.com/bmseer/tags/t5220 , http://blogs.sun.com/bmseer/tags/t5120 . Порвем всех 😉
Еще ссылка – http://unixconsole.blogspot.com/2007/07/more-niagara-and-rock-info.html :

In OpenSolaris, you can already see the T5120 and T5220 information starting to show up:
$ ls /usr/platform/SUNW,Sun-Fire-T200/lib/fm/topo/maps/
SPARC-Enterprise-T1000-hc-topology.xml Sun-Blade-T6300-hc-topology.xml
SPARC-Enterprise-T5120-hc-topology.xml Sun-Fire-T1000-hc-topology.xml
SPARC-Enterprise-T5220-hc-topology.xml Sun-Fire-T200-hc-topology.xml

Так-то 😉
PS: теперь уже точно – http://www.sun.com/download/products.xml?id=4705863e :

This release of Sun System Firmware Download Utility 1.5.0 is being provided in case the preloaded image that includes this utility needs to be recovered on:

Sun SPARC Enterprise T5120 Servers
Sun SPARC Enterprise T5220 Servers
Sun System Firmware Download Utility 1.5.0 with the provided -g option retrieves the installed firmware stack version level from the Service Processor and supports download of the latest system firmware image from a Solaris host to the System Controller.

Note: Sun System Firmware Download Utility 1.5.0 is supported on Sun SPARC Enterprise T5120 and T5220 Servers only.