sp1: os: Knot kernel at last execution

Signed-off-by: Ian Moffett <ian@mirocom.org>

usr/src/sp1/common/os/main.c

@@ -11,6 +11,7 @@
 
 #include <io/cons/cons.h>
 #include <os/bpt.h>
+#include <os/knot.h>
 #include <lib/printf.h>
 #include <mu/cpu.h>
 #include <mm/physmem.h>
@@ -50,4 +51,8 @@ main(void)
 
     /* Initialize physical memory management */
     mm_physmem_init();
+
+    printf("[*] sp1 is pre-alpha\n");
+    printf("[*] knotting kernel...\n");
+    knot("end of kernel reached - halting\n");
 }