feat: a simple console that support scrolling.

[lunaix-os.git] / lunaix-os / kernel / lxinit.c

diff --git a/lunaix-os/kernel/lxinit.c b/lunaix-os/kernel/lxinit.c
index a767ec738e5dd9de408b3519549c3b8f050ff4f3..5119e4b3461232791d13f3dc0ecdc79be419b663 100644 (file)
--- a/lunaix-os/kernel/lxinit.c
+++ b/lunaix-os/kernel/lxinit.c
@@ -97,11 +97,14 @@ _lxinit_main()
             yield();
             continue;
         }
-        if ((keyevent.state & KBD_KEY_FPRESSED) &&
-            (keyevent.keycode & 0xff00) <= KEYPAD) {
-            console_write_char((char)(keyevent.keycode & 0x00ff));
-            // FIXME: io to vga port is privileged and cause #GP in user mode
-            // tty_sync_cursor();
+        if ((keyevent.state & KBD_KEY_FPRESSED)) {
+            if ((keyevent.keycode & 0xff00) <= KEYPAD) {
+                console_write_char((char)(keyevent.keycode & 0x00ff));
+            } else if (keyevent.keycode == KEY_UP) {
+                console_view_up();
+            } else if (keyevent.keycode == KEY_DOWN) {
+                console_view_down();
+            }
         }
     }
     spin();