[Libre-soc-dev] Greetings

D. Mitch Bailey d.bailey at shuharisystem.com
Fri Nov 19 15:50:37 GMT 2021


Thanks, that should be enough to keep me busy for a couple days.

D. Mitch Bailey

On 2021/11/20 0:20, lkcl wrote:
> On Fri, Nov 19, 2021 at 2:38 PM D. Mitch Bailey
> <d.bailey at shuharisystem.com> wrote:
>> Luke,
>> Thanks for the info. Whom should I contact at LIP6?
> Jean-Paul when he is back from holiday.  he is on this mailing list.
>> Also I downloaded the experiment9 tarball and took a look at the spice
>> files inside.
>> It appears that maybe just the synthesized spice was included and not
>> the standard cells.
> in the case of the version i sent you, which was created from using
> nsxlib, those will be part of alliance-check-toolkit, but you will
> have to convert
> those from their VHDL source code.
>> For example, I couldn't locate a gpio.spi file. Is
>> there a way to download all the spi files referenced in chip.spi?
> no because they'd be auto-generated output, from nsxlib and niolib.
> https://gitlab.lip6.fr/vlsi-eda/alliance-check-toolkit/-/tree/master/cells/nsxlib
> https://gitlab.lip6.fr/vlsi-eda/alliance-check-toolkit/-/tree/master/cells/niolib
> there is almost certainly a way to write a python script which
> will perform the required auto-generation to read in the
> vbe and output spice: i just don't know (personally) what that is.
> we had very little time in which to get a hell of a lot done, and
> not a lot of additional help to do it.  therefore the spice output mode
> was added by Jean-Paul extremely quickly with only something mad
> like two weeks remaining to the July tape-out deadline.
>> Also, what's the difference between chip.spi and chip_r.spi?
> as best i recall: pre- and post- place-and-route.
> l.

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