@@ -37,12 +37,12 @@ inline static int tsl(fl_lock_t* lock)

 	asm volatile(

 		" btsl $0, %1 \n\t"

 		" adcl $0, %0 \n\t"

-		: "=q" (val), "=m" (*lock) : "0"(val) : "memory" /* "cc" */

+		: "=q" (val), "=m" (*lock) : "0"(val) : "memory", "cc" /* "cc" */

 	);

 #else

 	val=1;

 	asm volatile( 

-		" xchg %b0, %1" : "=q" (val), "=m" (*lock) : "0" (val) : "memory"

+		" xchg %b1, %0" : "=q" (val), "=m" (*lock) : "0" (val) : "memory"

 	);

 #endif /*NOSMP*/

 #elif defined __sparc

@@ -53,6 +53,13 @@ inline static int tsl(fl_lock_t* lock)

 #endif

 			: "=r"(val) : "r"(lock):"memory"

 	);

+	

+#elif defined __armv4l

+	asm volatile(

+			"swp [%1], %0 \n\t"

+			"=r" (val), "=m" (*lock): "0" (val) : "memory"

+	);

+	

 #else

 #error "unknown arhitecture"

 #endif

@@ -99,6 +106,10 @@ inline static void release_lock(fl_lock_t* lock)

 			: "r" (lock)

 			: "memory"

 	);

+#elif defined __armv4l

+	asm volatile(

+		"mov $0, [%0]" : /*no output*/: "r"(lock): "memory"

+	);

 #else

 #error "unknown arhitecture"

 #endif