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MUPDF/DGJPP test release! (Users)

posted by RayeR(R) Homepage, CZ, 25.02.2011, 13:05

______________________________________
> VESA 3.0 SiS [16384 kB]
> Silicon Integrated Systems Corp.
> 6330
> 2.49.00
> LFB address: C0000000h
> MTRR setting failed.
> ______________________________________

Well I'll have a look and provide some debug ver. Can you send me your email?
It would be faster...

> Without more info on why/how it fails I can't help any more; maybe you're
> simply aborting as CPUID doesn't report GenuineIntel ? - I'll be happy to

No I don't branch code according to CPU manufacturer. I just check generic features flag if there's 1 in MTRR bit. similar like when you check if have MMX, SSE, etc...

> turbo-debugger I made a 10 instructions long setwc.com that sets the LFB
> to "write combining" on this sytem, so I'm all set-up now :)

Does this short code also search free MTRR or you write into some fix chosen MTRR?

> N.B. on the same machine "VESAtest" does set WC properly when instructed
> to do so, and measurements are OK.

Hm interesting. Maybe I just need to recompile mtrrlfbe with newer version of my lib, I didn't updated it so long. Does it works with newer vesatest.exe too?

---
DOS gives me freedom to unlimited HW access.

 

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