Issues in Figures on SAS Speed Negotiation Sequence

Penokie, George George.Penokie at
Tue Sep 17 10:59:24 PDT 2013

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You need to look at the current version of SPL-3 which is revision 4 as some
of your comments have already been fixed. However, MTT is still not correct
in revision 4. I will correct that in the next revision.
Bye for now,
George Penokie
LSI Corporation
3033 41 St NW
Rochester , MN 55901
george.penokie at
From: owner-t10 at [mailto:owner-t10 at] On Behalf Of Pooja Gupta
Sent: Wednesday, September 11, 2013 12:24 AM
To: t10 at
Subject: Issues in Figures on SAS Speed Negotiation Sequence
Figure 79 - SAS speed negotiation sequence - phy reset problem in
Train_Rx-SNW of SPL-3 (Revision 02, 16 January 2013)
Shows SAS speed negotiation sequence for a case where there is a problem in
Train_Rx-SNW .
Here, I see two issues in the figure as mentioned below:
1.	 As per new spec, in SNW-3 we can have Train_Rx-SNW and Train_Tx-SNW.
There is nothing like Train-SNW and
Figure title also mentions it as : Train_Rx-SNW. So, I think this needs a
2.	 In SNW-3 after Phy capabilities are exchanged, after RCDT, MTT is
There is no such timer as MTT defined in spec. For Train_Rx-SNW, it should be
Similar corrections are required in Figure 80 on Page 192 for: Train-SNW and
In addition, in Figure 80, colors mentioned at the bottom and used in the
figure are not correct for TRAIN pattern and TRAIN_DONE pattern.
Please share your opinion on this.

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