GemAlarm@lemmy.world to Programmer Humor@programming.dev · 1 day agoImportant Messagelemmy.worldimagemessage-square74linkfedilinkarrow-up1793arrow-down115
arrow-up1778arrow-down1imageImportant Messagelemmy.worldGemAlarm@lemmy.world to Programmer Humor@programming.dev · 1 day agomessage-square74linkfedilink
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up22arrow-down1·1 day agoThey ain’t even, the host actually polls “interrupt” endpoints
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up4·1 day agoCouldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
minus-squaremarcos@lemmy.worldlinkfedilinkarrow-up18·1 day 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-up2·18 hours agoYou have a CPU? Well, i have a CPU in a CPU!
minus-squareInternetCitizen2@lemmy.worldlinkfedilinkarrow-up10·1 day ago Modern CPUs can manage what interrupts them. Almost nothing actually does. Based
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up2·1 day agoI’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up7·1 day agoIf you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs
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.
You have a CPU? Well, i have a CPU in a CPU!
Yo dawg
Based
I’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
If you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs