feat(pc): enter x2APIC mode

2026-10-30 14:58:21 +00:00 · 2026-04-15 20:12:12 -04:00
parent 7d9231960f
commit d600b89024
3 changed files with 38 additions and 10 deletions
@@ -72,6 +72,13 @@ fn init_hypervisor(hv: amd64.hypervisor.Info) void {
    }
 }

+pub fn init_ap() void {
+    if (amd64.cpu_features.x2apic) {
+        apic.enter_x2apic();
+    }
+    apic.init_local();
+}
+
 pub fn late_init(boot_info: *pl.BootInfo) linksection(b.init) void {
    pl.acpi.init(boot_info);

@@ -85,6 +92,10 @@ pub fn late_init(boot_info: *pl.BootInfo) linksection(b.init) void {
    if (apic.apics.items.len != 0) {
        smp.init();
    }
+
+    if (amd64.cpu_features.x2apic) {
+        apic.enter_x2apic();
+    }
 }

 pub fn debug_write(c: u8) void {