PearPC on Xbox...

[ARCHIVED] About PearPC, a mostly obsolete PPC Mac emulator for Windows and Linux to run MacOS X 10.1 up to 10.4. Using QEMU is now recommended.

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Voodoo Serano
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PearPC on Xbox...

Post by Voodoo Serano »

er.. ham... follow the link 8O
http://www.cc.gatech.edu/~ranma1/mac_install.html

q: how many slowest it's running?
a: dunno!
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PPC_Digger
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Post by PPC_Digger »

Well, since every XBOX has a 733 MHz Pentium-III, it will run like a 733 MHz Pentium-III. :lol: That's about 50 MHz G3 in PearPC terms.
RunDownThatGuy
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Post by RunDownThatGuy »

Heh, its a console your talking about though, not a PC, so it has nothing else running but the app or game, so it uses all 733mhz, so technicly speaking, it will run like a 733mhz G3 or G4 (whatever you compiled.). Its just simple logic, if we somhow gave DOS graphics capabilites and could start PearPC on DOS it would run at the exact speed as our processor because nothing else is using it but that app.
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PPC_Digger
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Post by PPC_Digger »

RunDownThatGuy wrote:Heh, its a console your talking about though, not a PC, so it has nothing else running but the app or game, so it uses all 733mhz, so technicly speaking, it will run like a 733mhz G3 or G4 (whatever you compiled.). Its just simple logic, if we somhow gave DOS graphics capabilites and could start PearPC on DOS it would run at the exact speed as our processor because nothing else is using it but that app.
Incorrect, since you're not gonna get 50 MHz from a P3 733 MHz because of the OS running in the background, but because of the differences between x86 and PowerPC. Do you really think running it under DOS wouldn't be done already if it would benefit in such great measures?
desertboy
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Post by desertboy »

RunDownThatGuy wrote:Heh, its a console your talking about though, not a PC, so it has nothing else running but the app or game, so it uses all 733mhz, so technicly speaking, it will run like a 733mhz G3 or G4 (whatever you compiled.). Its just simple logic, if we somhow gave DOS graphics capabilites and could start PearPC on DOS it would run at the exact speed as our processor because nothing else is using it but that app.
No!!!!!

1. this runs under linux (Gentoox or Xebian or whatever)
2. if you compiled pearpc with M$ XDK it would still be emulating the processor so it will still be 15-20 times slower than native code.
3. the xbox only has 64 meg of ram and that's shared with the video card.
Dynrec must take up quite a bit. leaving little for ram for your virtual machine, what's OSX minimum ram requirements it's gotta be around 128 meg so there's going to be evil ammounts of virtual ram swapping.

This is nothing but an oddity now sheepshaver runs okish the only real choice for mac emulation on the xbox. (Basilisk would fly of course)
rudefyet
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Post by rudefyet »

there's enoguh virtual memory swappage as there is on my laptop with 128megs of ram....64 megs has got to be horrific
willhart
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Post by willhart »

Would it be worth it to try and install more RAM on the X-Box? Maybe if it was easy...
rccola70
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Post by rccola70 »

I think the RAM of the Xbox is soldered onto the motherboard and there are not other available slots...
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PPC_Digger
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Post by PPC_Digger »

rccola70 wrote:I think the RAM of the Xbox is soldered onto the motherboard and there are not other available slots...
That's one of the things I hate about M$: they think they are the smartest people in the world (especially bill gates) and no one should change their work (the soldered memory in this case).
bonehead
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Post by bonehead »

rccola70 wrote:I think the RAM of the Xbox is soldered onto the motherboard and there are not other available slots...
See:
http://www.stegen.com/product_info.php/ ... ucts_id/35

But yes, you need to solder it on the board.

Note that you can also get the Xbox pre-modded with the 128MB upgrade, and the CPU swapped out to a 1.4ghz Celeron. (256KB Cache "Tualatin" Celeron).

http://www.upgrade123.com/catalog/produ ... ucts_id=65

Why you would want to do such a thing I'm not so sure about -- seems like a waste of time and money -- but it can be done.
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