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Clean up AMD64 memory management code, remove dependency on pd.lock

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This commit is contained in:
Kamil Kowalczyk
2026-01-27 19:03:03 +01:00
parent 8bda300f6a
commit a3b62ebd3d
14 changed files with 104 additions and 178 deletions
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5
kernel/amd64/apic.c
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@@ -160,7 +160,7 @@ void amd64_ioapic_init (void) {
struct acpi_madt_ioapic* ioapic_table_data = (struct acpi_madt_ioapic*)current;
mm_map_kernel_page ((uintptr_t)ioapic_table_data->address,
(uintptr_t)hhdm->offset + (uintptr_t)ioapic_table_data->address,
MM_PG_PRESENT | MM_PG_RW | MM_PD_RELOAD);
MM_PG_PRESENT | MM_PG_RW);
ioapics[ioapic_entries++] = (struct ioapic){
.lock = RW_SPIN_LOCK_INIT,
.table_data = *ioapic_table_data,
@@ -246,8 +246,7 @@ void amd64_lapic_init (uint32_t us) {
uintptr_t lapic_paddr = amd64_rdmsr (MSR_APIC_BASE) & 0xFFFFF000;
thiscpu->lapic_mmio_base = lapic_paddr + (uintptr_t)hhdm->offset;
mm_map_kernel_page (lapic_paddr, thiscpu->lapic_mmio_base,
MM_PG_PRESENT | MM_PG_RW | MM_PD_LOCK | MM_PD_RELOAD);
mm_map_kernel_page (lapic_paddr, thiscpu->lapic_mmio_base, MM_PG_PRESENT | MM_PG_RW);
amd64_lapic_write (LAPIC_SIVR, 0xFF | (1 << 8));