GemAlarm@lemmy.world to Programmer Humor@programming.dev · 30 days agoImportant Messagelemmy.worldimagemessage-square15linkfedilinkarrow-up14arrow-down10
arrow-up14arrow-down1imageImportant Messagelemmy.worldGemAlarm@lemmy.world to Programmer Humor@programming.dev · 30 days agomessage-square15linkfedilink
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up1·30 days agoThey ain’t even, the host actually polls “interrupt” endpoints
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up0·30 days agoCouldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
minus-squaremarcos@lemmy.worldlinkfedilinkarrow-up0·30 days agoModern CPUs can manage what interrupts them. Almost nothing actually does. Computers have a CPU just to get in the way of things interrupting the main CPU.
minus-squareInternetCitizen2@lemmy.worldlinkfedilinkarrow-up1·30 days ago Modern CPUs can manage what interrupts them. Almost nothing actually does. Based
They ain’t even, the host actually polls “interrupt” endpoints
Couldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
Modern CPUs can manage what interrupts them. Almost nothing actually does.
Computers have a CPU just to get in the way of things interrupting the main CPU.
Based