OS/2 Museum

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Posts

Learn Something Old Every Day, Part XIX: Athlon XP May Be Athlon MP

Mystery CPUID Bit

Learn Something Old Every Day, Part XVIII: How Does FPU Detection Work?

Bitfield Pitfalls

DOS Memory Management

Cracking DXP and SXD

A 100 Year Old Consul Typewriter?

NetWare Pure IP on DOS

Wait here. No, wait here!

The OS/2 Display Driver Zoo

Messy Mastering

8×19 Text Mode Font Origins

More than Two Hard Disks in DOS

Learn Something Old Every Day, Part XVII: DHCP and ARP Don’t Mix in WSA SMP

1990 Networking: LAN Manager 2.0

Learn Something Old Every Day, Part XVI: DOS 4.0 SELECT Is Too Clever

Where Did CP852 Come From Again?

Learn Something Old Every Day, Part XV: KEYB Is Half of Keyboard BIOS

1989 Networking: 3+Open LAN Manager 1.1

AI Responses May Include Mistakes

Compaq EXTDISK.SYS

The Strange MS OS/2 1.21 Disk Driver

ESDI Adventures

Learn Something Old Every Day, Part XIV: read() Return Value May Surprise

Learn Something Old Every Day, Part XIII: InDOS Is Not Enough

Minor 387 Documentation Mystery

The Other Three

I Thought I Found a Bug…