From 119679c9964be3dcf369cd36f95e02098d0f7f8a Mon Sep 17 00:00:00 2001
From: Aiken Harris <harraiken91@gmail.com>
Date: Sun, 26 Apr 2026 22:14:07 +0200
Subject: [PATCH] Mask the APIC Timer

---
 xtoskrnl/hl/x86/pic.cc | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/xtoskrnl/hl/x86/pic.cc b/xtoskrnl/hl/x86/pic.cc
index f84f3ac..9098538 100644
--- a/xtoskrnl/hl/x86/pic.cc
+++ b/xtoskrnl/hl/x86/pic.cc
@@ -383,13 +383,9 @@ HL::Pic::InitializeApic(VOID)
     /* Setup the LVT Error entry to deliver APIC errors on a dedicated vector */
     WriteApicRegister(APIC_ERRLVTR, APIC_VECTOR_ERROR);
 
-    /* Program the APIC timer for periodic mode */
+    /* Mask the APIC Timer */
     LvtRegister.Long = 0;
     LvtRegister.Mask = 1;
-    LvtRegister.DeliveryMode = APIC_DM_FIXED;
-    LvtRegister.TimerMode = 1;
-    LvtRegister.TriggerMode = APIC_TGM_EDGE;
-    LvtRegister.Vector = APIC_VECTOR_PROFILE;
     WriteApicRegister(APIC_TMRLVTR, LvtRegister.Long);
 
     /* Configure the performance counter overflow */