Add an inline to call eieio.

("Enforce In-order Execution of I/O". I am not making this up.)
2002-06-29 10:00:07 +00:00 · 2002-06-29 10:00:07 +00:00 · bb87c74c1b
commit bb87c74c1b
parent a55c84e369
1 changed files with 7 additions and 0 deletions
--- a/sys/powerpc/include/cpufunc.h
+++ b/sys/powerpc/include/cpufunc.h
@ -101,6 +101,13 @@ mfdec(void)
 	return (value);
 }

+static __inline void
+eieio(void)
+{
+
+	__asm __volatile ("eieio");
+}
+
 static __inline void
 isync(void)
 {