X-Git-Url: https://pd.if.org/git/?p=zos;a=blobdiff_plain;f=tty.h;fp=tty.h;h=17a5c29f1b622e65ca94b415ddc6cf1da0a0c5d4;hp=0000000000000000000000000000000000000000;hb=3afdcc11364fbed161b57409f90fe572fc789047;hpb=ede887c1b1d1700bc36da685788d96a19a5d2065

diff --git a/tty.h b/tty.h
new file mode 100644
index 0000000..17a5c29
--- /dev/null
+++ b/tty.h
@@ -0,0 +1,42 @@
+#ifndef _TTY_H_
+#define _TTY_H_ 1
+
+#include <stddef.h>
+#include <stdint.h>
+
+enum vga_color {
+	VGA_BLACK = 0,
+	VGA_BLUE = 1,
+	VGA_GREEN = 2,
+	VGA_CYAN = 3,
+	VGA_RED = 4,
+	VGA_MAGENTA = 5,
+	VGA_BROWN = 6,
+	VGA_LIGHT_GREY = 7,
+	VGA_DARK_GREY = 8,
+	VGA_LIGHT_BLUE = 9,
+	VGA_LIGHT_GREEN = 10,
+	VGA_LIGHT_CYAN = 11,
+	VGA_LIGHT_RED = 12,
+	VGA_LIGHT_MAGENTA = 13,
+	VGA_LIGHT_BROWN = 14,
+	VGA_WHITE = 15
+};
+ 
+struct terminal {
+        void (*putchar)(int);
+        void (*clear)(void);
+        void (*scroll)(int);
+	void (*writestring)(const char *);
+	void (*update_cursor)(void);
+	uint16_t *vmem;
+        struct virtual_console *vc;
+	int row, column;
+	int color;
+	int escape;
+};
+
+extern struct terminal terminal;
+
+void terminal_initialize();
+#endif