Add uppercase scancodes

Make text mode screen scroll

1 files changed, 7 insertions, 0 deletions

diff --git a/devices/vga.h b/devices/vga.h
index c2ef2ef..63de309 100644
--- a/devices/vga.h
+++ b/devices/vga.h
@@ -22,3 +22,10 @@ enum vga_color {
 
 void vga_init();
 void vga_clear(enum vga_color foreground, enum vga_color background);
+
+void vga_putc(char a);
+void vga_puts(const char *string, int len);
+
+void vga_enable_cursor(unsigned char start, unsigned char end);
+void vga_disable_cursor();
+void vga_update_cursor();