GemAlarm@lemmy.world to Programmer Humor@programming.dev · 9 days agoImportant Messageimagemessage-square80linkfedilinkarrow-up1896arrow-down117
arrow-up1879arrow-down1imageImportant MessageGemAlarm@lemmy.world to Programmer Humor@programming.dev · 9 days agomessage-square80linkfedilink
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up22arrow-down1·9 days agoThey ain’t even, the host actually polls “interrupt” endpoints
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up4·9 days agoCouldn’t quite remember how it worked, just that USB didn’t CPU interrupt:-)
minus-squaremarcos@lemmy.worldlinkfedilinkarrow-up18·9 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-up10·9 days ago Modern CPUs can manage what interrupts them. Almost nothing actually does. Based
minus-squaredeadbeef79000@lemmy.nzlinkfedilinkarrow-up2·8 days agoI’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
minus-squareMonkderVierte@lemmy.ziplinkfedilinkarrow-up2·8 days agoYou have a CPU? Well, i have a CPU in a CPU!
minus-squareSpaceNoodle@lemmy.worldlinkfedilinkarrow-up7·9 days 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
I’m remembering from back in the ol’ single core days too. Where an interrupt was, well, an interrupt.
You have a CPU? Well, i have a CPU in a CPU!
Yo dawg
If you want a USB host controller to interrupt your CPU, I can recommend some nice embedded SoCs