Accredited Standards Committee*
InterNational Committee for Information Technology Standards (INCITS)
Doc. No.: T10/05-164r0
Date: May 5, 2005
Reply to: John Lohmeyer
To: T10 Membership
From: Ralph Weber and John Lohmeyer
Subject: SCSI Commands, Architecture, & Protocol Working Group Meeting --
May 4, 2005
Oklahoma City, OK
Agenda
1. Opening Remarks
2. Approval of Agenda
3. Attendance and Membership
4. SCSI Architecture Model Topics
4.1 SAM-4:Converting to UML part 1 (04-023r1) [Penokie]
5. Command Set Topics
5.1 Reservations Proposals
5.2 SCSI Primary Commands Proposals
5.2.1 SPC-4: Log Page-Subpages (04-389r5) [Butt]
5.2.2 VPD Page 83 Identifier s/b Designator Changes (05-003r1) [Weber,
Penokie]
5.2.3 SPC-4: Enable Background Operation Error Reporting Bit (04-371r0)
[Penokie]
5.2.4 Typo in SPC-3 (05-148r0) [Suhler]
5.2.5 Error in SPC-3r22a (05-150r0) [Marks]
5.2.6 More SPC-3 r22a changes (05-151r0) [Weber]
5.2.7 Minor grammar error in SPC-3 r22a (05-172r0) [Berhan]
5.2.8 SPC Security Commands proposal (05-157r0) [Houlder]
5.2.9 Response to T10 Letter Ballot comments on SPC-3 (04-355r9) [Weber]
5.3 SCSI Block Commands Proposals
5.3.1 SBC-2: Proposal for USB Solid State Drive Mode Sense specification
(04-362r2) [LaVarre]
5.3.2 SBC-2 Validation of Protection Information (05-101r1) [Martin]
5.3.3 SBC-3, SPC-4: Application ownership of protection information
Reference Tag (05-156r0) [Penokie]
5.4 SCSI Enclosure Services Proposals
5.4.1 SES-2 Display element enhancements (05-011r0) [Elliott]
5.4.2 SES-2 Bay Number Addition (05-180r0) [Fairchild]
5.4.3 SES-2 Element Index Addition (05-181r0) [Fairchild]
5.5 Other Proposals
6. SCSI Protocol Topics
6.1 Fibre Channel Protocol
7. Old Business
7.1 Style Guide (05-085r2) [Penokie]
8. New Business
8.1 Trusted Computing Group Presentation (05-161) [Thibadeau]
9. Review of Working Drafts
10. Review of Recommendations to the Plenary
11. Meeting Schedule
12. Adjournment
Results of Meeting
1. Opening Remarks
John Lohmeyer called the meeting to order at 9:00 a.m. Wednesday, May 4, 2005.
He thanked Mike Fitzpatrick of Fujitsu for hosting the meeting.
As is customary, the people attending introduced themselves.
2. Approval of Agenda
The draft agenda was approved with no additions or changes.
No items were added/revised during the course of the meeting.
3. Attendance and Membership
Attendance at working group meetings does not count toward minimum attendance
requirements for T10 membership. Working group meetings are open to any person
or organization directly and materially affected by T10's scope of work. The
following people attended the meeting:
Name S Organization
------------------------------------ -- ------------------------------------
Ms. Pat Thaler P Agilent Technologies
Mr. Ron Roberts A Broadcom Corp..
Mr. Kevin Marks P Dell, Inc.
Mr. Gary S. Robinson P EMC Corp.
Mr. Kenneth Hirata A Emulex
Mr. Ralph O. Weber P ENDL Texas
Mr. Mike Fitzpatrick P Fujitsu
Mr. Tim Mackley A General Dynamics
Mr. Michael Banther V Hewlett Packard Co.
Mr. Rob Elliott P Hewlett Packard Co.
Mr. Dan Colegrove P Hitachi Global Storage Tech.
Mr. George O. Penokie P IBM / Tivoli Systems
Mr. Schelto van Doorn V Intel Corp
Mr. Robert Sheffield P Intel Corp.
Mr. David Hawks P Iomega Corp.
Mr. Dennis Moore AV KnowledgeTek, Inc.
Mr. Martin Furuhjelm A Lexar Media, Inc.
Mr. John Lohmeyer P LSI Logic Corp.
Mr. Avraham Shimor AV M-Systems
Mr. Martin Czekalski A Maxtor Corp.
Mr. Mark Evans P Maxtor Corp.
Mr. Paul Entzel P Quantum Corp.
Dr. Paul Suhler A Quantum Corp.
Mr. Gerald Houlder P Seagate Technology
Dr. Robert Thibadeau V Seagate Technology
Mr. William Martin P Sierra Logic, Inc.
Mr. Charles Binford A Sun Microsystems, Inc.
Mr. Vit Novak P Sun Microsystems, Inc.
Mr. Greg Wheeless A Veritas Software
Mr. Curtis Stevens P Western Digital
Mr. Jeff Williams P Xiotech Corp.
Mr. Rich Ramos V Xyratex
32 People Present
Status Key: P - Principal
A,A# - Alternate
AV - Advisory Member
L - Liaison
V - Visitor
4. SCSI Architecture Model Topics
4.1 SAM-4:Converting to UML part 1 (04-023r1) [Penokie]
George Penokie requested that discussion of this topic be deferred to the next
meeting.
5. Command Set Topics
5.1 Reservations Proposals
No reservations proposals were brought before the group.
5.2 SCSI Primary Commands Proposals
5.2.1 SPC-4: Log Page-Subpages (04-389r5) [Butt]
Kevin Butt presented a proposal to add log parameter subpages (04-389r5). The
group requested that consistent notation be used throughout.
Concerns were raised about how existing implementations relate to the proposed
PCR bit definition changes.
Kevin agreed to revise the proposal for consideration at the next meeting.
5.2.2 VPD Page 83 Identifier s/b Designator Changes (05-003r1) [Weber, Penokie]
Ralph Weber requested that discussion of this topic be deferred to the next
meeting.
5.2.3 SPC-4: Enable Background Operation Error Reporting Bit (04-371r0)
[Penokie]
George Penokie presented a proposal to add a background error reporting to the
Informational Exceptions mode page (04-371r0).
The group requested that the proposal be coordinated with the background media
scan feature defined for SBC-3 and several other changes.
The group requested that the proposed table be changed to non-tabular text and
that several other changes be made. George agreed to prepare a new revision
for consideration at the next meeting.
5.2.4 Typo in SPC-3 (05-148r0) [Suhler]
This topic was covered under agenda item 5.2.9.
5.2.5 Error in SPC-3r22a (05-150r0) [Marks]
This topic was covered under agenda item 5.2.9.
5.2.6 More SPC-3 r22a changes (05-151r0) [Weber]
Most of this topic was covered under agenda item 5.2.9.
The group discussed whether to change "per initiator port" to "obsolete", or
"reserved", or "vendor specific", as requested in 05-151r0. The group
recommended that no change be made and that the coded value be changed to
"obsolete" in SPC-4.
5.2.7 Minor grammar error in SPC-3 r22a (05-172r0) [Berhan]
This topic was covered under agenda item 5.2.9.
5.2.8 SPC Security Commands proposal (05-157r0) [Houlder]
Gerry Houlder led the group in a discussion of a detailed proposal (05-157r0)
supporting the TCG (see agenda item 8.1). Concerns were raised about:
o The limited number of reserved (i.e., not currently assigned) protocol
identifiers,
o The need to use well-known logical units,
o The need to process the proposed commands in target devices, logical
unit, and possibly target ports, and
o Multi-initiator support.
Gerry agreed to revise the proposal for consideration at the next meeting.
5.2.9 Response to T10 Letter Ballot comments on SPC-3 (04-355r9) [Weber]
Ralph Weber presented the SPC-3 late letter ballot comments received since
SPC-3 r22a was generated to resolve an FCP-3 additional sense code problem
(04-355r8).
Ralph Weber moved that 04-355r9 be recommended as resolving the SPC-3 letter
ballot comments and that SPC-3 revision 23 be recommended as containing the
letter ballot comments resolutions. In the absence of any objections, the
motion passed unanimously.
5.3 SCSI Block Commands Proposals
5.3.1 SBC-2: Proposal for USB Solid State Drive Mode Sense specification
(04-362r2) [LaVarre]
Martin Furuhjelm requested that discussion of this topic be deferred to the
next meeting.
5.3.2 SBC-2 Validation of Protection Information (05-101r1) [Martin]
Bill Martin presented a proposal to clarify that an application tag of all
ones disables protection data checking (05-101r1). The group discussed the
completeness of the proposed change. George Penokie offered alternative
wording that the group eventually decided not to use.
Bill Martin moved that 05-101r1 be recommended for inclusion in SBC-3. Kevin
Marks seconded the motion. In the absence of objections, the motion passed
unanimously.
5.3.3 SBC-3, SPC-4: Application ownership of protection information Reference
Tag (05-156r0) [Penokie]
George Penokie presented a proposal to defeat the protection information
reference tag ownership requirements in SBC-2 (05-156r0). The group requested
several changes and George agreed to prepare a new revision for consideration
at the next meeting.
5.4 SCSI Enclosure Services Proposals
5.4.1 SES-2 Display element enhancements (05-011r0) [Elliott]
Rob Elliott requested that discussion of this topic be deferred to the next
meeting.
5.4.2 SES-2 Bay Number Addition (05-180r0) [Fairchild]
Rob Elliott presented a proposal to specify that one byte out of the extra
bytes in the new Additional Element Status descriptor format be modified to
contain a bay number. (05-180r0).
Rob Elliott moved that 05-180r0 be recommended for inclusion in SES-2. Kevin
Marks seconded the motion. In the absence of any objections, the motion passed
unanimously.
5.4.3 SES-2 Element Index Addition (05-181r0) [Fairchild]
Rob Elliott presented a proposal to add a bit that identifies the use of the
new index format for Additional Element Status descriptors (05-181r0).
Concerns were raised about the handling of the extra bytes added by the new
format and Rob agreed to revise the proposal.
Rob Elliott moved that 05-181r1 (r0 as revised) be recommended for inclusion
in SES-2. Kevin Marks seconded the motion. In the absence of any objections,
the motion passed unanimously.
5.5 Other Proposals
No other proposals were brought before the group.
6. SCSI Protocol Topics
6.1 Fibre Channel Protocol
The working group identified no Fibre Channel protocol topics as needing
consideration.
7. Old Business
7.1 Style Guide (05-085r2) [Penokie]
George Penokie led the group in a review of the T10 Style Guide (05-085r1).
George noted necessary changes and agreed to revise the document.
8. New Business
8.1 Trusted Computing Group Presentation (05-161) [Thibadeau]
Bob Thibadeau presented an overview of Trusted Computing Group activities
(05-161r0). The presentation was followed by a discussion of agenda item
5.2.8.
9. Review of Working Drafts
No requests were made to review working drafts at this meeting.
10. Review of Recommendations to the Plenary
Ralph Weber noted that the following recommendations have been made to the T10
plenary:
Resolving SPC-3 Letter Ballot comments:
04-355r9 and SPC-3 r23 (Response to T10 Letter Ballot comments on SPC-3)
[Weber]
For SBC-3:
05-101r1 (Validation of Protection Information) [Martin]
For inclusion in SES-2:
05-181r1 (Element Index Addition) [Fairchild]
05-180r0 (Bay Number Addition) [Fairchild]
11. Meeting Schedule
The next meeting of the SCSI Commands, Architecture, and Protocols Working
Group will be Wednesday, July 13, 2005 from 9 a.m. to 6 p.m. (or until all
agenda items are completed). The meeting will be in Colorado Springs, CO at
the Antlers Hilton Hotel (719-955-5600), hosted by LSI Logic.
12. Adjournment
The meeting was adjourned at 5:15 p.m. on Wednesday May 4, 2004.