Re: [Qemu-devel] [PATCH v5 6/8] target/mips: Define the R5900 CPU

[Fredrik Noring]

Hi Jürgen, Maciej,

> The original website is down, but there is a backup:
> http://ps2linux.no-ip.info/playstation2-linux.com/faq.html#Availability__When_Where_and_how_much
> 
> There was also the question to release the documents for free.
> http://ps2linux.no-ip.info/playstation2-linux.com/forum/message23e0.html?msg_id=51027

Thanks, Jürgen!

> > > > +        .CP0_PRid = 0x00003800,
> > > 
> > > "The implementation number of the C790 processor is 0x38".
> > 
> >  I'll leave the answer to what the values of PRId are for the R5900 vs the 
> > C790 to Fredrik or Jürgen.  I suspect that the difference is in the Rev 
> > field only.
> 
> According to the documentation tx79architecture.pdf the C790 has 0x3800.
> According to the documentation coreum_e.pdf the R5900 has 0x2Exx.
> xx depends on the revision. I thought that I have seen several revisions,
> but in my log files I found only 0x2e31.

I have verified with hardware that model SCPH-77004 is 0x2e42 whereas an
older model such as SCPH-50004 is 0x2e31. Someone has made a substantial
table of models at

http://www.ps2-home.com/forum/app.php/page/ps2ident-database

where the columns "EE implementation" and "EE revision" correspond to PRId.

Fredrik