fb: expose framebuffer devices to userspace

kernel-src/include/kernel/devfs.h

@@ -9,6 +9,7 @@
 #define DEV_MAJOR_FULL 2
 #define DEV_MAJOR_ZERO 3
 #define DEV_MAJOR_CONSOLE 4
+#define DEV_MAJOR_FB 5
 
 typedef struct {
 	int (*open)(int minor, int flags);

kernel-src/include/kernel/fb.h

@@ -0,0 +1,6 @@
+#ifndef _FB_H
+#define _FB_h
+
+void fb_init();
+
+#endif