[HN Gopher] Transplanting the Mac's Central Processor: Gary Davi... ___________________________________________________________________ Transplanting the Mac's Central Processor: Gary Davidian's 68000 Emulator (2020) Author : tambourine_man Score : 34 points Date : 2023-04-28 01:44 UTC (1 days ago) (HTM) web link (computerhistory.org) (TXT) w3m dump (computerhistory.org) | musicale wrote: | Apple has done a remarkable job moving the Mac from 68K to | PowerPC to x86 to ARM over the course of three decades. | | Their latest static-translation based emulator (Rosetta2) is | pretty cool as well. | | The CPU world seems like it was a lot more interesting in the | early 1990s, with Apple creating native versions of Mac OS for | 68K, x86, and PowerPC - and running Mac OS in emulation on 29K | and 88K (on Apple hardware prototypes) as well as on SPARC, | POWER, and PA-RISC (on Sun/IBM/HP workstations.) | | Shame that Apple didn't try making an ARM-based Mac back then as | well - though they did use ARM chips in the Newton. | OnlyMortal wrote: | Having ported a 6502 emulator to MacOS 8 (to play C64 SID music), | I found this rather interesting. | | Thanks for posting this. | dang wrote: | Related: | | _Transplanting the Mac's Central Processor: Gary Davidian's | 68000 Emulator (2020)_ - | https://news.ycombinator.com/item?id=28914208 - Oct 2021 (21 | comments) | rbanffy wrote: | Wow! What an amazing story! | | I never imagined MacOS ran on AMD29K and 88000's. | joshu wrote: | IIRC PowerPC was the merger of the Power architecture with | something close to the 88k's signaling at Apple's behest. ___________________________________________________________________ (page generated 2023-04-29 23:01 UTC)