execute ltr in position where it doesnt fault

2025-11-23 21:06:14 +01:00
parent d0e6c1e607
commit a7b488f270
5 changed files with 20 additions and 14 deletions
--- a/kernel/boot/startup.cc
+++ b/kernel/boot/startup.cc
@@ -16,9 +16,13 @@ extern "C" [[noreturn]] void kernel_init() {
 	// Initialize PICs
 	PIC::initialize();

-	// Call global constructors
+    // Call global constructors
 	CSU::initializer();

+    //Select 5th Segment in GDT. 5<<3 == 0x28
+    asm volatile ("mov $0x28, %ax");
+    asm("ltr %ax");
+
 	// Initialize ACPI
 	if (!ACPI::init()) {
 		DBG_VERBOSE << "No ACPI!";