lidt

2 files changed, 42 insertions, 0 deletions

diff --git a/src/isr.c b/src/isr.c
new file mode 100644
index 0000000..c94d37e
--- /dev/null
+++ b/src/isr.c
@@ -0,0 +1,35 @@
+/*
+ * Interrupt Service Routines
+ */
+
+#include <idt.h>
+#include <stdio.h>
+#include <sys/control.h>
+
+__attribute__((interrupt)) void
+abort_handler(struct interrupt_frame *frame)
+{
+  printf("abort\n");
+  abort();
+}
+
+__attribute__((interrupt)) void
+interrupt_handler(struct interrupt_frame *frame)
+{
+  printf("interrupt\n");
+  abort();
+}
+
+__attribute__((interrupt)) void
+interrupt_handler_e(struct interrupt_frame *frame, uint32_t error)
+{
+  printf("interrupt\n");
+  abort();
+}
+
+__attribute__((interrupt)) void
+syscall_handler(struct interrupt_frame *frame)
+{
+  printf("interrupt\n");
+  abort();
+}
diff --git a/src/kernel.c b/src/kernel.c
index b84d7ee..f7f9d6d 100644
--- a/src/kernel.c
+++ b/src/kernel.c
@@ -1,13 +1,18 @@
 #include "mem.h"
 
 #include <gdt.h>
+#include <idt.h>
 #include <stdio.h>
 
+#include "devices/pic.h"
 #include "devices/uart_16550.h"
 #include "devices/vga.h"
 
 void kmain() {
+  pic_init();
+
   gdt_install();
+  idt_install();
 
   if (uart_init(COM1) != 0) printf("UART self-test failed.\r\n");
 
@@ -19,6 +24,8 @@ void kmain() {
   char *c = (char *)0xc0700000;
   if (*c == 0) printf("c is 0\r\n");
 
+  asm volatile("int $0x80");
+
   while (1)
     ;
 }