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Author Topic: Vampire 600 boards for the Amiga 600 on the way  (Read 8091 times)

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Offline Hattig

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Re: Vampire 600 boards for the Amiga 600 on the way
« on: September 09, 2013, 05:29:07 PM »
Quote from: psxphill;747336
I'm hoping hooking up with Apollo doesn't derail it.
 
From Apollo-core.com "Fully User-Code Compatible with MC68000"
 
Sounds good, but hidden behind that lies the answer to "so what is it incompatible with?"


I wouldn't buy a Vampire A600 based upon future cores, especially one promising the world. On the other hand, I wish them the best of luck in their cut-down Phoenix core for the Vampire A600 - a 100 MIPS 68k A600 would be devastating.

But it is working currently with TG68K at a few MIPS, possibly even over 10 eventually. So buy it if that is good enough for you now.
 

Offline Hattig

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Re: Vampire 600 boards for the Amiga 600 on the way
« Reply #1 on: September 09, 2013, 05:38:58 PM »
Quote from: psxphill;747371
I'd rather have full 68060 compatibility (supervisor/user/mmu/fpu) even if that is less efficient. I'm assuming this isn't going to be open source so that someone else could adapt it to fit this requirement?


It sounds like they are creating a low-end variant called Phoenix to cater for the Vampire A600 that will be far more 68K-like than Apollo. I agree that getting ISA compatibility is the most important, either 68020 or 68060, before new instructions that might be great, but will be unused by classic software.

TBH if they get it working, and if they get 20 MIPS out of it in the end (on the Vampire) I will be impressed.  I'm glad they have a development target too, that always helps motivate people.