SSP full duplex on a single-link connection

Elliott, Robert (Server Storage) elliott at hp.com
Thu Jun 30 07:14:31 PDT 2005


* From the T10 Reflector (t10 at t10.org), posted by:
* "Elliott, Robert (Server Storage)" <elliott at hp.com>
*
 
>	From: owner-t10 at t10.org [mailto:owner-t10 at t10.org] On Behalf Of
Ricky Nite
>	Sent: Wednesday, June 29, 2005 11:09 PM
>	To: t10 at t10.org
>	Subject: SSP full duplex on a single-link connection
>	 
>	Just a clarification on SAS SSP protocol-from sas1r09d, Section
9.2.3.1:
>	"When multiple commands and/or task management functions are
outstanding,
>     frames from each of the individual sequences may be interleaved in
any 
>     order...Frames in a sequence may be transmitted during one or more

>     connections."
	 
>	Based on this, is it correct to imply that DATA frames can flow
in both
>     directions even on a single-link connection? (e.g. the target
device can
>     interleave XFER_RDY and DATA frames on Tx, while receiving DATA
frames 
>     on Rx?)
	
Yes.

>	Thanks in advance,
>	 
>	Ricky Nite
>	BiTMICRO Networks, Inc.
>	45550 Northport Loop East
>	Fremont, CA94538-6481 USA
>	Tel.: 510.743.3157
>	Email: ricky.nite at bitmicro.com 

>	Website: www.bitmicro.com <blocked::http://www.bitmicro.com/> 
>
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-- 
Rob Elliott, elliott at hp.com 
Hewlett-Packard Industry Standard Server Storage Advanced Technology 
https://ecardfile.com/id/RobElliott 

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