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kernel: rework init

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Matheus
2025-08-14 20:25:43 -03:00
parent fb6cbe49d7
commit 607566531d
41 changed files with 268 additions and 164 deletions
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kernel-src/arch/x86-64/apic.c
+6 -1
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@@ -8,6 +8,7 @@
#include <arch/msr.h>
#include <kernel/timer.h>
#include <kernel/timekeeper.h>
#include <kernel/init.h>
#include <uacpi/tables.h>
#include <uacpi/acpi.h>
@@ -240,6 +241,8 @@ void arch_apic_timerinit() {
__assert(current_cpu()->timer);
}
INIT_ROUTINE_DEFINE(arch_timer, INIT_ROUTINE_FLAGS_NONE, arch_apic_timerinit, timekeeper_early);
void arch_apic_sendipi(uint8_t cpu, uint8_t vec, uint8_t dest, uint8_t mode, uint8_t level) {
writelapic(APIC_REG_ICR_HI, (uint32_t)cpu << 24);
writelapic(APIC_REG_ICR_LO, vec | (level << 8) | (mode << 11) | (dest << 18) | (1 << 14));
@@ -263,7 +266,7 @@ void arch_apic_init() {
// map LAPIC to virtual memory
void *paddr = (void *) rdmsr(MSR_IA32APICBASE);
void *paddr = (void *) rdmsr(MSR_IA32APICBASE);
lapic_address = vmm_map(NULL, PAGE_SIZE, VMM_FLAGS_PHYSICAL, ARCH_MMU_FLAGS_READ | ARCH_MMU_FLAGS_WRITE | ARCH_MMU_FLAGS_NOEXEC, paddr);
__assert(lapic_address);
@@ -289,3 +292,5 @@ void arch_apic_init() {
// FIXME limine does this already but just in case the PIC should be masked
}
INIT_ROUTINE_DEFINE(arch_irq, INIT_ROUTINE_FLAGS_NONE, arch_apic_init, acpi_early);