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CHECKP: multi-thread applications

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boreddevnl
2026-03-18 17:04:10 +01:00
parent 9fb307e603
commit e95c82b162
14 changed files with 250 additions and 134 deletions
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12
src/sys/lapic.c
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@@ -16,14 +16,18 @@ static volatile uint32_t *lapic_base = 0;
#define LAPIC_ICR_LOW (0x300 / 4)
#define LAPIC_ICR_HIGH (0x310 / 4)
void lapic_enable(void) {
if (!lapic_base) return;
// Enable the LAPIC by setting the Spurious Interrupt Vector Register
// Bit 8 = APIC Software Enable, vector = 0xFF (spurious)
lapic_base[LAPIC_SVR] = 0x1FF;
}
void lapic_init(void) {
extern uint64_t hhdm_offset;
lapic_base = (volatile uint32_t *)(hhdm_offset + 0xFEE00000ULL);
// Enable the LAPIC by setting the Spurious Interrupt Vector Register
// Bit 8 = APIC Software Enable, vector = 0xFF (spurious)
lapic_base[LAPIC_SVR] = 0x1FF;
lapic_enable();
serial_write("[LAPIC] Initialized at HHDM + 0xFEE00000\n");
}