From 1dd7a0b431795ed039f6aec21cdcdcf6340bcf01 Mon Sep 17 00:00:00 2001
From: Franklin Wei <frankhwei536@gmail.com>
Date: Thu, 5 Feb 2015 20:56:41 -0500
Subject: add some VGA defines that might be useful

---
 drivers/include/vga.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'drivers/include')

diff --git a/drivers/include/vga.h b/drivers/include/vga.h
index bf13cba..278601c 100644
--- a/drivers/include/vga.h
+++ b/drivers/include/vga.h
@@ -22,5 +22,14 @@ enum vga_color_t {
 #define VGA_WIDTH  80
 #define VGA_HEIGHT 25
 
+#define VGA_SEQ_INDEX           0x3C4
+#define VGA_SEQ_DATA            0x3C5
+#define VGA_GC_INDEX            0x3CE
+#define VGA_GC_DATA             0x3CF
+#define VGA_CRTC_INDEX          0x3D4
+#define VGA_CRTC_DATA           0x3D5
+
 #define VGA_MAKE_COLOR(fg, bg) (fg | bg << 4)
 #define VGA_MAKE_ENTRY(ch, col) (((uint16_t)ch)|((uint16_t)col<<8))
+
+void vga_init();
-- 
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