diff --git a/Core/HLE/sceKernelInterrupt.cpp b/Core/HLE/sceKernelInterrupt.cpp
index 6e0213cff9..260d1606e2 100644
--- a/Core/HLE/sceKernelInterrupt.cpp
+++ b/Core/HLE/sceKernelInterrupt.cpp
@@ -418,7 +418,17 @@ void sceKernelMemset()
 	DEBUG_LOG(HLE, "sceKernelMemset(ptr = %08x, c = %02x, n = %08x)", addr, c, n);
 	for (size_t i = 0; i < n; i++)
 		Memory::Write_U8((u8)c, addr + i);
-	RETURN(addr); /* TODO: verify it should return this */
+	RETURN(0); /* TODO: verify it should return this */
+}
+
+u32 sceKernelMemcpy(u32 dst, u32 src, u32 size)
+{
+	DEBUG_LOG(HLE, "sceKernelMemcpy(dest=%08x, src=%08x, size=%i)", dst, src, size);
+	if (Memory::IsValidAddress(dst) && Memory::IsValidAddress(src+size)) // a bit of bound checking. Wrong??
+	{
+		memcpy(Memory::GetPointer(dst), Memory::GetPointer(src), size);
+	}
+	return 0;
 }
 
 const HLEFunction Kernel_Library[] = 
@@ -435,8 +445,7 @@ const HLEFunction Kernel_Library[] =
 	{0x1FC64E09,&WrapV_UIU<sceKernelLockLwMutexCB>, "sceKernelLockLwMutexCB"},
 	{0x15b6446b,&WrapV_UI<sceKernelUnlockLwMutex>, "sceKernelUnlockLwMutex"}, 
 	{0x293b45b8,sceKernelGetThreadId, "sceKernelGetThreadId"}, 
-	{0x1839852A,0,"sce_paf_private_memcpy"},
-	{0xA089ECA4,0,"sce_paf_private_memset"},
+	{0x1839852A,&WrapU_UUU<sceKernelMemcpy>,"sce_paf_private_memcpy"},
 };
 
 void Register_Kernel_Library()
diff --git a/Core/HLE/sceRtc.cpp b/Core/HLE/sceRtc.cpp
index 431f4f0cba..2bf86513dd 100644
--- a/Core/HLE/sceRtc.cpp
+++ b/Core/HLE/sceRtc.cpp
@@ -138,6 +138,20 @@ u32 sceRtcGetCurrentClockLocalTime(u32 pspTimePtr)
 	return 0;
 }
 
+u32 sceRtcSetTick(u32 pspTimePtr, u32 tickPtr)
+{
+	DEBUG_LOG(HLE, "HACK sceRtcSetTick(%08x, %08x)", pspTimePtr, tickPtr);
+	if (Memory::IsValidAddress(pspTimePtr) && Memory::IsValidAddress(tickPtr))
+	{
+		time_t sec = (time_t)Memory::Read_U64(tickPtr);
+		tm *local = localtime(&sec);
+		ScePspDateTime ret;
+		__RtcTmToPspTime(ret, local);
+		Memory::WriteStruct(pspTimePtr, &ret);
+	}
+	return 0;
+}
+
 u32 sceRtcGetTick(u32 pspTimePtr, u32 tickPtr)
 {
 	DEBUG_LOG(HLE, "sceRtcGetTick(%08x, %08x)", pspTimePtr, tickPtr);
@@ -235,7 +249,7 @@ const HLEFunction sceRtc[] =
 	{0x36075567, 0, "sceRtcGetDosTime"},
 	{0x7ACE4C04, 0, "sceRtcSetWin32FileTime"},
 	{0xCF561893, 0, "sceRtcGetWin32FileTime"},
-	{0x7ED29E40, 0, "sceRtcSetTick"},
+	{0x7ED29E40, WrapU_UU<sceRtcSetTick>, "sceRtcSetTick"},
 	{0x6FF40ACC, WrapU_UU<sceRtcGetTick>, "sceRtcGetTick"},
 	{0x9ED0AE87, 0, "sceRtcCompareTick"},
 	{0x44F45E05, 0, "sceRtcTickAddTicks"},