Re: Verilog-AMS technical committee meeting minutes - 18 March 2010

To clarify - its one-company-one-vote.

Thanks.

On 3/27/2010 2:03 AM, Sri Chandra wrote:
>
> Hi all,
>
> If you are active (Accellera) member and have not sent across the vote
> for the wreal proposal please do so by midnight today.
>
> please see below for last week's meeting minutes and the proposals are
> uploaded on the Verilog-AMS website.
>
> Regards,
> Sri
>
> On 3/19/2010 2:09 PM, Sri Chandra wrote:
>> Date: 18th March 2010, 2pm pacific time
>>
>> Attendees:
>> Haydar Bilhan, TI
>> Kevin Cameron, Consultant
>> Sri Chandra, Freescale
>> Geoffrey Coram, Analog Devices
>> Dave Cronauer, Synopsys
>> Jonathan David, Qualcomm
>> Tapan Halder, Synopsys
>> Marq Kole, NXP
>> Kishore, Cadence
>> Stan Krolikoski, Cadence
>> Top Lertpanyavit, Intel
>> David Miller, Freescale
>> Patrick O'Halloran, Tiburon
>> Martin O'Leary, Cadence
>> Arturo Salz, Synopsys
>> David Sheritt, Tiburon
>> Yatin Trivedi, Synopsys
>> Boris Troyanovsky, Tiburon
>> Ian Wilson, Berkeley DA
>>
>>
>> Minutes:
>>
>> Focus of today's discussion was for committee members to clarify any
>> issues with Cadence with regards to the wreal extensions proposal
>> donation
>> - Voting to be done by Accellera members and active (1-in-3 meetings)
>>
>> * Yatin raised a point on what we are voting on, and given that there is
>> only one donation in response to the donation window being opened by
>> Accellera what does the vote signify
>> - As part of the donation, Cadence will also provide patent licensing
>> used in the donation to Accellera, and Cadence will not enforce any
>> patent claims for users of this donation.
>> - If the donation is accepted through vote, there is no conditions or
>> restrictions - the donation can be accepted fully, in parts, modified or
>> even not included when it comes to inclusion in the actual LRM.
>> - If the vote is a "No", the licensing of the patents will be
>> transferred back to Cadence.
>> - Cadence signed letter of assurance that no further patenting will be
>> done. Implementors have same patent protection
>>
>> * Ian Wilson wanted to know whether it was mandatory to use all, or any
>> part of the donation.
>> - Cadence (Stan) clarified that this is not mandatory. The technical
>> committee will go through the regular process of review - the contents
>> can be accepted as-is, modified, partly accepted or completed not
>> included in the standard as part of the technical committee review
>> process.
>>
>> * Marq Kole wanted to know the active patents involved in this donation
>> - there are no active patents, but there are pending patents based on
>> this proposal that is being donated. The patent id details are mentioned
>> in letter of assurance submitted to Accellera.
>> - The committee has the freedom to chose to use this donation or not.
>>
>> * Kevin raised the issue of followup from previous meeting where the
>> proposal was presented with regards to the actual requirement that this
>> donation is addressing
>> - supports wreal2electrical, enables model swapping, plug-and-play
>> (electrical and wreal)
>> - with regards to not being deprecated, Martin responded that this was
>> discussed as part of LRM2.3 deliberations and closed
>> - deprecation proposed is in the syntax and not on the semantics
>> - Also, SV does not have the capability that is being discussed. Today
>> this is also a gap in SV.
>>
>> * Marq Kole (NXP) and Jonathan David (Qualcomm) accepted the donation
>> during the meeting. Kevin rejected the donation proposal sighting that
>> it does not address the issue.
>>
>> * Tapan raised the issue of handling multiple drivers, and more
>> specifically 2-state v 4-state wreal and how backward compatibility will
>> be maintained
>> - the models need to take into account X/Z states
>> - this is not addressed in the proposal. Needs to be reesolved through
>> the working group discussions (if proposal is accepted)
>>
>> * Tapan raised the issue of handling the disciplines in digital domain
>> - for resolution, choice of either pre-defined built-in types or Kevin
>> suggested the use VHDL like user defined types.
>> - Tapan mentioned user-defined types is not ideal for this usage and
>> preferably have the pre-defined built-in types.
>> - Kevin's comment was this will increase number of pre-defined built-in
>> types once other requirements come into picture (types on wires for RF
>> modeling)
>>
>> * Yatin wanted the Letter of Assurance that was sent to Accellera to be
>> available to the members before going for vote
>> - identifies clearly contents of LoA and patents submitted etc
>> - Stan confirmed that Cadence will post this LoA to the reflector (after
>> call followup - this letter was sent across and has been hosted on the
>> eda.org website by Dave Miller)
>>
>> * Key deadlines
>> - The voting on the donation is postponed to 26th of March (1 week
>> extension) based on request from Synopsys to have look at LoA, before
>> committing on the vote.
>> - The donation window will close on 19th March midnight.
>>
>> Regards,
>> Sri
>>
>>

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