support for fg and bg color escape sequences

1 files changed, 40 insertions, 0 deletions

diff --git a/driver/screen.h b/driver/screen.h
new file mode 100644
index 0000000..bcf55e9
--- /dev/null
+++ b/driver/screen.h
@@ -0,0 +1,40 @@
+#ifndef SCREEN_H
+#define SCREEN_H
+
+// 80 x 24  ?
+
+#include <stdint.h>
+
+#define SCR_VIDEOMEM 0xb8000
+
+#define SCR_REAL_WIDTH 80
+
+#define SCR_WIDTH 78
+#define SCR_HEIGHT 24
+
+#define SCR_CTRL 0x3D4
+#define SCR_DATA 0x3D5
+
+// colors
+#define SCR_BLACK   0x0
+#define SCR_BLUE    0x1
+#define SCR_GREEN   0x2
+#define SCR_CYAN    0x3
+#define SCR_RED	    0x4
+#define SCR_MAGENTA  0x5
+#define SCR_BROWN   0x6
+#define SCR_GRAY_LIGHT   0x7
+#define SCR_GRAY_DARK   0x8
+#define SCR_BLUE_LIGHT   0x9
+#define SCR_GREEN_LIGHT  0xa
+#define SCR_CYAN_LIGHT   0xb
+#define SCR_RED_LIGHT    0xc
+#define SCR_MAGENTA_LIGHT    0xd
+#define SCR_YELLOW  0xe
+#define SCR_WHITE   0xf
+
+//autoscroll
+void update_cursor(uint32_t col,uint32_t row);
+void console_put_char(uint8_t c,uint8_t color_fg, uint8_t color_bg, uint32_t x, uint32_t y);
+
+#endif