1 files changed, 10 insertions, 0 deletions
diff --git a/kernel.cpp b/kernel.cpp
index cbeab58..350a11e 100644
--- a/kernel.cpp
+++ b/kernel.cpp
@@ -67,6 +67,16 @@ void kernel_main(void)
     ata_probe(bus1, ATA::Master, "1:0");
     ata_probe(bus1, ATA::Slave,  "1:1");
 
+    idt_register_callback(0x28, [](auto& regs) {
+        term.write(static_cast<char>(regs.eax));
+    });
+
+    term.write("Entering user mode...\n");
+    enter_user_mode([] {
+        asm volatile("int $0x28" :: "a" ('Z'));
+        for (;;);
+    });
+
     for (;;) {
         const auto ch = keyboard_read();
         if (ch)