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Handle IRQs inside the kernel
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Kamil Kowalczyk
2026-03-13 20:33:27 +01:00
parent 4760818118
commit 217179c9a0
84 changed files with 14517 additions and 1297 deletions
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10
kernel/amd64/apic.c
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@@ -195,6 +195,16 @@ uint32_t lapic_id (void) { return lapic_read (LAPIC_ID) >> 24; }
/* Send End of interrupt command to Local APIC */
void lapic_eoi (void) { lapic_write (LAPIC_EOI, 0); }
void lapic_timer_mask (void) {
uint32_t v = lapic_read (LAPIC_LVTTR);
lapic_write (LAPIC_LVTTR, v | (1 << 16));
}
void lapic_timer_unmask (void) {
uint32_t v = lapic_read (LAPIC_LVTTR);
lapic_write (LAPIC_LVTTR, v & ~(1 << 16));
}
/*
* Calibrate Local APIC to send interrupts in a set interval.
*