diff --git a/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp b/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
index 40c5b2ccbd..3d1ef5050b 100644
--- a/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
+++ b/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
@@ -1170,6 +1170,21 @@ s32 cellGcmCallback(vm::ptr<CellGcmContextData> context, u32 count)
 {
 	cellGcmSys->Log("cellGcmCallback(context_addr=0x%x, count=0x%x)", context.addr(), count);
 
+	GSLockCurrent gslock(GS_LOCK_WAIT_FLUSH);
+
+	if (0)
+	{
+		auto& ctrl = vm::get_ref<CellGcmControl>(gcm_info.control_addr);
+		be_t<u32> res = be_t<u32>::make(context->current - context->begin - ctrl.put.read_relaxed());
+		memmove(vm::get_ptr<void>(context->begin), vm::get_ptr<void>(context->current - res), res);
+
+		context->current = context->begin + res;
+		ctrl.put.write_relaxed(res);
+		ctrl.get.write_relaxed(be_t<u32>::make(0));
+
+		return CELL_OK;
+	}
+
 	//auto& ctrl = vm::get_ref<CellGcmControl>(gcm_info.control_addr);
 
 	// preparations for changing the place (for optimized FIFO mode)
@@ -1180,13 +1195,16 @@ s32 cellGcmCallback(vm::ptr<CellGcmContextData> context, u32 count)
 	//cmd[3] = 0; // some incrementing by module value
 	//context->current += 0x10;
 
-	if (0)
+	if (1)
 	{
 		const u32 address = context->begin;
 		const u32 upper = offsetTable.ioAddress[address >> 20]; // 12 bits
 		assert(upper != 0xFFFF);
 		const u32 offset = (upper << 20) | (address & 0xFFFFF);
 		vm::write32(context->current, CELL_GCM_METHOD_FLAG_JUMP | offset); // set JUMP cmd
+
+		auto& ctrl = vm::get_ref<CellGcmControl>(gcm_info.control_addr);
+		ctrl.put.write_relaxed(be_t<u32>::make(offset));
 	}
 	else
 	{