GemAlarm@lemmy.world to Programmer Humor@programming.dev · 2 days agoImportant Messagelemmy.worldimagemessage-square72linkfedilinkarrow-up11
arrow-up11imageImportant Messagelemmy.worldGemAlarm@lemmy.world to Programmer Humor@programming.dev · 2 days agomessage-square72linkfedilink
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up0·2 days agoThey ain’t even, the host actually polls “interrupt” endpoints
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up0·2 days agoCouldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up0·2 days agoIf you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs
minus-squaremarcos@lemmy.worldlinkfedilinkarrow-up0·2 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-squareMonkderVierte@lemmy.ziplinkfedilinkarrow-up0·2 days agoYou have a CPU? Well, i have a CPU in a CPU!
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up0·2 days agoI’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
minus-squareInternetCitizen2@lemmy.worldlinkfedilinkarrow-up0·2 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:-)
If you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs
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.
You have a CPU? Well, i have a CPU in a CPU!
Yo dawg
I’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
Based