fix: improve scheduling, memory, timer implementations

2026-03-24 07:40:37 +01:00
parent 195028d994
commit f902ab48a1
14 changed files with 239 additions and 94 deletions
@@ -241,8 +241,17 @@ extern "C" void kmain() {
    // Enable preemptive scheduling via the APIC timer
    Timekeeping::EnableSchedulerTick();

-    // Main loop: halt until next interrupt
-    for (;;) {
-        asm volatile ("hlt");
+    // Main loop: idle until next interrupt.
+    // Use MWAIT for deeper C-states if available, otherwise HLT.
+    auto* bspCpu = Smp::GetCpuData(0);
+    if (bspCpu && bspCpu->hasMwait) {
+        static volatile uint64_t s_bspIdleMonitor = 0;
+        for (;;) {
+            Hal::IdleWait(&s_bspIdleMonitor);
+        }
+    } else {
+        for (;;) {
+            asm volatile("hlt");
+        }
    }
 }