X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=rpikern;a=blobdiff_plain;f=src%2Fasm.h;h=425a8eeafebe2c94b1169aa30a95c3ac8b6506f0;hp=f5440009ec6e5964d0ec79b252ffb658f9a17bb2;hb=32ccc707bc0821d7ff4248fe9f58e92e9c6ebef9;hpb=993155fee2327f1f3cda285c9548bbb09688a3f3

diff --git a/src/asm.h b/src/asm.h
index f544000..425a8ee 100644
--- a/src/asm.h
+++ b/src/asm.h
@@ -5,11 +5,11 @@
 #define disable_intr()	asm volatile ("cpsid i")
 #define mem_barrier()	asm volatile ("dmb" ::: "memory")
 
-/*
 #define delay(x)  asm volatile ( \
 		"0: subs %0, %0, #1\n\t" \
 		"bne 0b\n\t" \
 		:: "r"(x) : "cc")
-*/
+
+#define halt_cpu() asm volatile("wfe");
 
 #endif	/* ASM_H_ */