[Libre-soc-dev] d...nightly kan-ban update 14dec2021

[Tobias Platen]

On Tue, 2021-12-14 at 20:31 +0000, Luke Kenneth Casson Leighton wrote:

> On Tue, Dec 14, 2021 at 11:32 AM Tobias Platen
> <libre-soc at platen-software.de> wrote:
> 
> > On Tue, 2021-12-14 at 02:13 +0000, lkcl wrote:
> > > * tobias and i converted LDST PortInterface to take more MSR bits
> > > (PR, DR, SF). broke a lot of stuff then fixed it again
> > 
> > today: continuing on my unit test that I wrote yesterday in the
> > morning.
today: I had to other things unrelated to the libre-soc project.
> 
> this afternoon i investigated running unit tests with virtual memory
> enabled,
> with the expectation that they'll come from the I-Cache.
> https://libre-soc.org/irclog/%23libre-soc.2021-12-14.log.html#t2021-12-14T18:00:48
> 
> i discovered that I-Cache "priv-mode" is not hooked up in TestIssuer.
> 
> then, on trying to fix that, i discovered that the MSR is read one
> cycle too late
> https://libre-soc.org/irclog/%23libre-soc.2021-12-14.log.html#t2021-12-14T17:25:47
> 
> i will fix that tomorrow, but it is quite intrusive - quite a big
> change to the
> FSM.  it's in the TODO notes of TestIssuer.
> 
> l.
> 
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