GemAlarm@lemmy.world to Programmer Humor@programming.dev · 2 months agoImportant Messagelemmy.worldimagemessage-square81linkfedilinkarrow-up1904arrow-down117
arrow-up1887arrow-down1imageImportant Messagelemmy.worldGemAlarm@lemmy.world to Programmer Humor@programming.dev · 2 months agomessage-square81linkfedilink
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up23arrow-down1·2 months agoThey ain’t even, the host actually polls “interrupt” endpoints
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up4·2 months agoCouldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
minus-squaremarcos@lemmy.worldlinkfedilinkarrow-up18·2 months 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-up11·2 months ago Modern CPUs can manage what interrupts them. Almost nothing actually does. Based
minus-squareMonkderVierte@lemmy.ziplinkfedilinkarrow-up2·2 months agoYou have a CPU? Well, i have a CPU in a CPU!
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up2·2 months agoI’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up7·2 months 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.
Based
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.
If you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs