kernel: boot: interrupts: split interrupt-specific functions into its

own file

1 files changed, 57 insertions, 0 deletions

diff --git a/kernel/boot/interrupts/interrupts.cc b/kernel/boot/interrupts/interrupts.cc
new file mode 100644
index 0000000..dd96214
--- /dev/null
+++ b/kernel/boot/interrupts/interrupts.cc
@@ -0,0 +1,57 @@
+/*
+ * bubbl
+ * Copyright (C) 2025  Raghuram Subramani <raghus2247@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <boot/interrupts.h>
+#include <common.h>
+#include <kernel/halt.h>
+#include <kernel/io.h>
+#include <libk/stdio.h>
+
+namespace Interrupts
+{
+
+void
+initialize()
+{
+  load_idt();
+  printk("\nInterrupts", "IDT Loaded.");
+
+  enable();
+  printk("Interrupts", "Initialized.");
+}
+
+void
+enable(void)
+{
+  if (!idt_loaded()) {
+    printk("Interrupts", "Attempt to enable before IDT load.");
+    ASSERT_NOT_REACHED();
+  }
+
+  __asm__ volatile("sti");
+  // printk("\ninterrupts", "Enabled.");
+}
+
+void
+disable(void)
+{
+  __asm__ volatile("cli");
+  // printk("\ninterrupts", "Disabled.");
+}
+
+}