diff --git a/rpcs3/Emu/Memory/Memory.cpp b/rpcs3/Emu/Memory/Memory.cpp
index 3069864685..df8178826e 100644
--- a/rpcs3/Emu/Memory/Memory.cpp
+++ b/rpcs3/Emu/Memory/Memory.cpp
@@ -541,6 +541,14 @@ VirtualMemoryBlock::VirtualMemoryBlock() : MemoryBlock()
 {
 }
 
+MemoryBlock* VirtualMemoryBlock::SetRange(const u64 start, const u32 size)
+{
+	range_start = start;
+	range_size = size;
+
+	return this;
+}
+
 bool VirtualMemoryBlock::IsInMyRange(const u64 addr)
 {
 	return addr >= GetStartAddr() && addr < GetStartAddr() + GetSize() - GetResevedAmount();
diff --git a/rpcs3/Emu/Memory/MemoryBlock.h b/rpcs3/Emu/Memory/MemoryBlock.h
index 76c4891e05..8fe58bdcfd 100644
--- a/rpcs3/Emu/Memory/MemoryBlock.h
+++ b/rpcs3/Emu/Memory/MemoryBlock.h
@@ -231,6 +231,7 @@ class VirtualMemoryBlock : public MemoryBlock
 public:
 	VirtualMemoryBlock();
 
+	virtual MemoryBlock* SetRange(const u64 start, const u32 size);
 	virtual bool IsInMyRange(const u64 addr);
 	virtual bool IsInMyRange(const u64 addr, const u32 size);
 	virtual bool IsMyAddress(const u64 addr);
diff --git a/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp b/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
index 998df1d900..eb12d007a1 100644
--- a/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
+++ b/rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
@@ -74,7 +74,7 @@ int cellGcmInit(u32 context_addr, u32 cmdSize, u32 ioSize, u32 ioAddress)
 
 	InitOffsetTable();
 	Memory.RSXCMDMem.Alloc(cmdSize);
-	Memory.MemoryBlocks.push_back(Memory.RSXIOMem.SetRange(0xE0000000, 0x10000000/*256MB*/));//TODO: implement allocateAdressSpace in memoryBase
+	Memory.MemoryBlocks.push_back(Memory.RSXIOMem.SetRange(0x50000000, 0x10000000/*256MB*/));//TODO: implement allocateAdressSpace in memoryBase
 	cellGcmMapEaIoAddress(ioAddress, 0, ioSize);
 
 	u32 ctx_begin = ioAddress/* + 0x1000*/;
@@ -702,12 +702,17 @@ int32_t cellGcmMapMainMemory(u64 ea, u32 size, mem32_t offset)
 	//check if the mapping was successfull
 	if(io = Memory.RSXIOMem.Map(ea, size, 0))
 	{
+		// convert to offset
+		io = io - Memory.RSXIOMem.GetStartAddr();
+
 		//fill the offset table
 		for(u32 i=0; i<(size >> 20); i++)
 		{
 			Memory.Write16(offsetTable.io + ((ea >> 20) + i)*sizeof(u16), (io >> 20) + i);
 			Memory.Write16(offsetTable.ea + ((io >> 20) + i)*sizeof(u16), (ea >> 20) + i);
 		}
+
+		offset = io;
 	}
 	else
 	{
diff --git a/rpcs3/Emu/SysCalls/lv2/SC_PPU_Thread.cpp b/rpcs3/Emu/SysCalls/lv2/SC_PPU_Thread.cpp
index 0c80602a76..092d5102a2 100644
--- a/rpcs3/Emu/SysCalls/lv2/SC_PPU_Thread.cpp
+++ b/rpcs3/Emu/SysCalls/lv2/SC_PPU_Thread.cpp
@@ -141,7 +141,7 @@ int sys_ppu_thread_create(u32 thread_id_addr, u32 entry, u32 arg, int prio, u32
 
 	CPUThread& new_thread = Emu.GetCPU().AddThread(CPU_THREAD_PPU);
 
-	Memory.Write32(thread_id_addr, new_thread.GetId());
+	Memory.Write64(thread_id_addr, new_thread.GetId());
 	new_thread.SetEntry(entry);
 	new_thread.SetArg(0, arg);
 	new_thread.SetPrio(prio);
@@ -175,6 +175,6 @@ int sys_ppu_thread_get_id(const u32 id_addr)
 {
 	sysPrxForUser.Log("sys_ppu_thread_get_id(id_addr=0x%x)", id_addr);
 
-	Memory.Write32(id_addr, GetCurrentPPUThread().GetId());
+	Memory.Write64(id_addr, GetCurrentPPUThread().GetId());
 	return CELL_OK;
 }