fusee: add basic print-to-display console / printk

fusee/src/main.c

@@ -1,10 +1,22 @@
 #include "utils.h"
 #include "hwinit.h"
+#include "lib/printk.h"
+#include "display/video_fb.h"
+
 
 int main(void) {
+    u32 *lfb_base;
+
     nx_hwinit();
     display_init();
-    display_color_screen(0xFFFFFFFF);
+
+    // Set up the display, and register it as a printk provider.
+    lfb_base = display_init_framebuffer();
+    video_init(lfb_base);
+
+    // Say hello.
+    printk("Welcome to Atmosphere Fusee!\n");
+    printk("Using color linear framebuffer at 0x%p!\n", lfb_base);
 
     /* Do nothing for now */
     return 0;