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223e573bbd
default we provide 16 interrupt sources for IRQs 0 through 15. However, if the I/O APIC driver has already registered sources for any of those IRQs then we will silently fail to register our own source for that IRQ. Note that i386/isa/icu.h is now specific to the 8259A and no longer contains any info relevant to APICs. Also note that fast interrupts no longer use a separate entry point. Instead, both fast and threaded interrupts share the same entry point which merely looks up the appropriate source and passes control to intr_execute_handlers(). |
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.. | ||
atpic_vector.S | ||
atpic.c | ||
clock.c | ||
icu_ipl.S | ||
icu_vector.S | ||
icu.h | ||
intr_machdep.c | ||
intr_machdep.h | ||
isa_dma.c | ||
isa_dma.h | ||
isa.c | ||
isa.h | ||
ithread.c | ||
nmi.c | ||
npx.c | ||
timerreg.h | ||
vector.S |