Initial commit

wiipax/stub/sync.c

@@ -0,0 +1,40 @@
+#include "common.h"
+
+void sync_before_read(void *p, u32 len)
+{
+	u32 a, b;
+
+	a = (u32)p & ~0x1f;
+	b = ((u32)p + len + 0x1f) & ~0x1f;
+
+	for ( ; a < b; a += 32)
+		asm("dcbi 0,%0" : : "b"(a));
+
+	asm("sync ; isync");
+}
+
+void sync_after_write(const void *p, u32 len)
+{
+	u32 a, b;
+
+	a = (u32)p & ~0x1f;
+	b = ((u32)p + len + 0x1f) & ~0x1f;
+
+	for ( ; a < b; a += 32)
+		asm("dcbst 0,%0" : : "b"(a));
+
+	asm("sync ; isync");
+}
+
+void sync_before_exec(const void *p, u32 len)
+{
+	u32 a, b;
+
+	a = (u32)p & ~0x1f;
+	b = ((u32)p + len + 0x1f) & ~0x1f;
+
+	for ( ; a < b; a += 32)
+		asm("dcbst 0,%0 ; sync ; icbi 0,%0" : : "b"(a));
+
+	asm("sync ; isync");
+}