From mboxrd@z Thu Jan 1 00:00:00 1970 From: athornton at gmail.com (Adam Thornton) Date: Tue, 10 Nov 2020 17:10:37 -0700 Subject: [COFF] Building OS from source in the olden days In-Reply-To: <20201111000621.GY99027@eureka.lemis.com> References: <20201110231118.GW99027@eureka.lemis.com> <20201111000621.GY99027@eureka.lemis.com> Message-ID: Pretty sure this VM/370 reference has, somewhere in its rather formidable bulk, what you're looking for. Start around p. 225: http://bitsavers.informatik.uni-stuttgart.de/pdf/ibm/370/VM_370/Release_6/GC20-1801-10_VM370_Sysgen_Rel_6_Jan80.pdf Now granted VM was never the most popular of the IBM OSes. But it was delivered (and patched) as assembler sources. You may also enjoy Melinda Varian's "What Mother Never Told You about VM Service." http://www.leeandmelindavarian.com/Melinda/tutorial.pdf On Tue, Nov 10, 2020 at 5:06 PM Greg 'groggy' Lehey wrote: > On Tuesday, 10 November 2020 at 18:45:15 -0500, Clem Cole wrote: > > On Tue, Nov 10, 2020 at 6:11 PM Greg 'groggy' Lehey > wrote: > > > >> I'm currently reviewing a paper about Unix and Linux, and I made the > >> comment that in the olden days the normal way to build an OS image for > >> a big computer was from source. Now I've been asked for a reference, > >> and I can't find one! Can anybody help? > > > > Mumble -- For IBM and DEC in the 60s and early 70s, the manufactures > > distributed the (assembler) sources to the OS and we could (and did) > > build from source but usually just built parts. > > Right, this is my recollection. > > > Remember, the target was the manufacturers HW so they were not > > giving away much. > > Again, my assessment. > > The real issue is: where can I find a reference? Google brings up so > many false positives that it's not worth the trouble, and Wikipedia's > pages on "System generation" are too vague. > > Greg > -- > Sent from my desktop computer. > Finger grog at lemis.com for PGP public key. > See complete headers for address and phone numbers. > This message is digitally signed. If your Microsoft mail program > reports problems, please read http://lemis.com/broken-MUA > _______________________________________________ > COFF mailing list > COFF at minnie.tuhs.org > https://minnie.tuhs.org/cgi-bin/mailman/listinfo/coff > -------------- next part -------------- An HTML attachment was scrubbed... URL: