Radu Zaharia to retrocomputingEnglish · 2 年前Let's peek at the arcane ways of MS-DOS memory management.raduzaharia.medium.comexternal-linkmessage-square6fedilinkarrow-up167arrow-down12
arrow-up165arrow-down1external-linkLet's peek at the arcane ways of MS-DOS memory management.raduzaharia.medium.comRadu Zaharia to retrocomputingEnglish · 2 年前message-square6fedilink
minus-squarejoelplinkfedilinkarrow-up4·2 年前I vaguely remember when the 386 came out, you could put the processor in protected mode, change the data segment register size to 32 bit, and when you changed back, you could use 32 bit offsets for data. I’m forgetting many details, been awhile!
I vaguely remember when the 386 came out, you could put the processor in protected mode, change the data segment register size to 32 bit, and when you changed back, you could use 32 bit offsets for data. I’m forgetting many details, been awhile!