Disintegrate asm/system.h for Microblaze

Disintegrate asm/system.h for Microblaze.  Not compiled.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: microblaze-uclinux@itee.uq.edu.au
diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h
index 7283bfb..510a8e1 100644
--- a/arch/microblaze/include/asm/processor.h
+++ b/arch/microblaze/include/asm/processor.h
@@ -125,7 +125,6 @@
 	.pgdir = swapper_pg_dir, \
 }
 
-
 /* Free all resources held by a thread. */
 extern inline void release_thread(struct task_struct *dead_task)
 {
@@ -144,6 +143,8 @@
 
 unsigned long get_wchan(struct task_struct *p);
 
+extern void ret_from_fork(void);
+
 /* The size allocated for kernel stacks. This _must_ be a power of two! */
 # define KERNEL_STACK_SIZE	0x2000
 
@@ -166,6 +167,14 @@
 #  define STACK_TOP	TASK_SIZE
 #  define STACK_TOP_MAX	STACK_TOP
 
+void disable_hlt(void);
+void enable_hlt(void);
+void default_idle(void);
+
+#ifdef CONFIG_DEBUG_FS
+extern struct dentry *of_debugfs_root;
+#endif
+
 #  endif /* __ASSEMBLY__ */
 # endif /* CONFIG_MMU */
 #endif /* _ASM_MICROBLAZE_PROCESSOR_H */