@@ -289,6 +289,10 @@ ifeq ($(ARCH), arm)

 	DEFS+= -DFAST_LOCK

 endif

+ifeq ($(ARCH), ppc)

+	DEFS+= -DFAST_LOCK

+endif

+

 CFLAGS=

 # setting CFLAGS

 ifeq ($(mode), release)

@@ -89,6 +89,18 @@ inline static int tsl(fl_lock_t* lock)

 			: "r"(1), "r" (lock) : "memory"

 	);

+#elif defined __CPU_ppc

+	asm volatile(

+			"1: lwarx  %0, 0, %2\n\t"

+			"   cmpwi  %0, 0\n\t"

+			"   bne    0f\n\t"

+			"   stwcx. %1, 0, %2\n\t"

+			"   bne-   1b\n\t"

+			"0:\n\t"

+			: "=r" (val)

+			: "r"(1), "b" (lock) :

+			"memory", "cc"

+        );

 #else

 #error "unknown arhitecture"

 #endif

@@ -142,6 +154,15 @@ inline static void release_lock(fl_lock_t* lock)

 		: "r"(0), "r"(lock)

 		: "memory"

 	);

+#elif defined __CPU_ppc

+	asm volatile(

+			"sync\n\t"

+			"stw %0, 0(%1)\n\t"

+			: /* no output */

+			: "r"(0), "b" (lock)

+			: "memory"

+        );

+	*lock = 0;

 #else

 #error "unknown arhitecture"

 #endif