LOS Source Code Released

[NeXT]

People have been hinting at this for months and a few hours ago it dropped. Looks to be the core OS updated through 1984 and the applications.

CHM Makes Apple Lisa Source Code Available to the Public as a Part of Its Art of Code Series - CHM

Mountain View, CA – Jan. 19, 2023: The Computer History Museum (CHM), the leading museum exploring the history of computing and its impact on the human experience, today announced the public release and long-term preservation of the source code for the Apple Lisa, including its system and...

computerhistory.org

I'm still digging to see if the system ROM is included in this or just the software side but information on objects such as disk drivers and diskette serialization are in the payload.

 

[stepleton]

The boot ROM listing has been available for many years at http://www.bitsavers.org/pdf/apple/lisa/firmware/Lisa_Boot_ROM_Asm_Listing.TEXT
I/O ROM listings are nearby, as are ROMs from the Widget and ProFile hard drives. The video state ROM isn't code per se and probably should just be interpreted as data. I think that's all the ROMs there are?

 

[NeXT]

Huh. I must of missed that as all I have locally are copies of the dumped ROMs. Thanks!