diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 3ba3afa700..314f6e64c9 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -18,6 +18,7 @@ set(SRCS core.cpp
file_sys/directory_file_system.cpp
file_sys/meta_file_system.cpp
hle/hle.cpp
+ hle/mrc.cpp
hle/syscall.cpp
hle/service/apt.cpp
hle/service/gsp.cpp
diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp
index 6074ff4807..c137c61fe2 100644
--- a/src/core/arm/interpreter/armemu.cpp
+++ b/src/core/arm/interpreter/armemu.cpp
@@ -4467,7 +4467,7 @@ ARMul_Emulate26 (ARMul_State * state)
}
/* Drop through. */
- case 0xe0:
+ //case 0xe0:
case 0xe4:
case 0xe6:
case 0xe8:
@@ -4502,6 +4502,7 @@ ARMul_Emulate26 (ARMul_State * state)
/* Co-Processor Register Transfers (MRC) and Data Ops. */
+ case 0xe0:
case 0xe1:
case 0xe3:
case 0xe5:
diff --git a/src/core/arm/interpreter/armsupp.cpp b/src/core/arm/interpreter/armsupp.cpp
index 48e55c63a7..b2bbedc18c 100644
--- a/src/core/arm/interpreter/armsupp.cpp
+++ b/src/core/arm/interpreter/armsupp.cpp
@@ -20,7 +20,7 @@
//#include "ansidecl.h"
#include "skyeye_defs.h"
-#include "core/hle/hle.h"
+#include "core/hle/mrc.h"
#include "core/arm/disassembler/arm_disasm.h"
unsigned xscale_cp15_cp_access_allowed (ARMul_State * state, unsigned reg,
@@ -738,7 +738,8 @@ ARMword
ARMul_MRC (ARMul_State * state, ARMword instr)
{
unsigned cpab;
- ARMword result = HLE::CallGetThreadCommandBuffer();
+
+ ARMword result = HLE::CallMRC((HLE::ARM11_MRC_OPERATION)BITS(20, 27));
////printf("SKYEYE ARMul_MRC, CPnum is %x, instr %x\n",CPNum, instr);
//if (!CP_ACCESS_ALLOWED (state, CPNum)) {
diff --git a/src/core/core.vcxproj b/src/core/core.vcxproj
index b6fc604c68..be84489694 100644
--- a/src/core/core.vcxproj
+++ b/src/core/core.vcxproj
@@ -153,6 +153,7 @@
<ClCompile Include="file_sys\directory_file_system.cpp" />
<ClCompile Include="file_sys\meta_file_system.cpp" />
<ClCompile Include="hle\hle.cpp" />
+ <ClCompile Include="hle\mrc.cpp" />
<ClCompile Include="hle\service\apt.cpp" />
<ClCompile Include="hle\service\gsp.cpp" />
<ClCompile Include="hle\service\hid.cpp" />
@@ -192,6 +193,7 @@
<ClInclude Include="file_sys\meta_file_system.h" />
<ClInclude Include="hle\function_wrappers.h" />
<ClInclude Include="hle\hle.h" />
+ <ClInclude Include="hle\mrc.h" />
<ClInclude Include="hle\service\apt.h" />
<ClInclude Include="hle\service\gsp.h" />
<ClInclude Include="hle\service\hid.h" />
diff --git a/src/core/core.vcxproj.filters b/src/core/core.vcxproj.filters
index ff7877feb6..b5473bc41e 100644
--- a/src/core/core.vcxproj.filters
+++ b/src/core/core.vcxproj.filters
@@ -105,6 +105,9 @@
<ClCompile Include="hw\lcd.cpp">
<Filter>hw</Filter>
</ClCompile>
+ <ClCompile Include="hle\mrc.cpp">
+ <Filter>hle</Filter>
+ </ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="arm\disassembler\arm_disasm.h">
@@ -205,6 +208,9 @@
<ClInclude Include="hw\lcd.h">
<Filter>hw</Filter>
</ClInclude>
+ <ClInclude Include="hle\mrc.h">
+ <Filter>hle</Filter>
+ </ClInclude>
</ItemGroup>
<ItemGroup>
<Text Include="CMakeLists.txt" />
diff --git a/src/core/hle/hle.cpp b/src/core/hle/hle.cpp
index 5672a659f1..aae9a39438 100644
--- a/src/core/hle/hle.cpp
+++ b/src/core/hle/hle.cpp
@@ -80,14 +80,6 @@ void CallSyscall(u32 opcode) {
}
}
-/// Returns the coprocessor (in this case, syscore) command buffer pointer
-Addr CallGetThreadCommandBuffer() {
- // Called on insruction: mrc p15, 0, r0, c13, c0, 3
- // Returns an address in OSHLE memory for the CPU to read/write to
- RETURN(CMD_BUFFER_ADDR);
- return CMD_BUFFER_ADDR;
-}
-
void RegisterModule(std::string name, int num_functions, const FunctionDef* func_table) {
ModuleDef module = {name, num_functions, func_table};
g_module_db.push_back(module);
diff --git a/src/core/hle/hle.h b/src/core/hle/hle.h
index 628a1da892..907e2d741c 100644
--- a/src/core/hle/hle.h
+++ b/src/core/hle/hle.h
@@ -57,8 +57,6 @@ void RegisterModule(std::string name, int num_functions, const FunctionDef *func
void CallSyscall(u32 opcode);
-Addr CallGetThreadCommandBuffer();
-
void Init();
void Shutdown();
diff --git a/src/core/hle/mrc.cpp b/src/core/hle/mrc.cpp
new file mode 100644
index 0000000000..04d6cb5a56
--- /dev/null
+++ b/src/core/hle/mrc.cpp
@@ -0,0 +1,32 @@
+#include "mrc.h"
+#include "hle.h"
+
+namespace HLE {
+
+/// Returns the coprocessor (in this case, syscore) command buffer pointer
+Addr CallGetThreadCommandBuffer() {
+ // Called on insruction: mrc p15, 0, r0, c13, c0, 3
+ // Returns an address in OSHLE memory for the CPU to read/write to
+ RETURN(CMD_BUFFER_ADDR);
+ return CMD_BUFFER_ADDR;
+}
+
+/// Call an MRC operation in HLE
+u32 CallMRC(ARM11_MRC_OPERATION operation) {
+ switch (operation) {
+
+ case DATA_SYNCHRONIZATION_BARRIER:
+ ERROR_LOG(OSHLE, "Unimplemented MRC operation DATA_SYNCHRONIZATION_BARRIER");
+ break;
+
+ case CALL_GET_THREAD_COMMAND_BUFFER:
+ return CallGetThreadCommandBuffer();
+
+ default:
+ ERROR_LOG(OSHLE, "Unimplemented MRC operation 0x%02X", operation);
+ break;
+ }
+ return -1;
+}
+
+} // namespace
diff --git a/src/core/hle/mrc.h b/src/core/hle/mrc.h
new file mode 100644
index 0000000000..d6b9f162ff
--- /dev/null
+++ b/src/core/hle/mrc.h
@@ -0,0 +1,20 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace HLE {
+
+/// MRC operations (ARM register from coprocessor), decoded as instr[20:27]
+enum ARM11_MRC_OPERATION {
+ DATA_SYNCHRONIZATION_BARRIER = 0xE0,
+ CALL_GET_THREAD_COMMAND_BUFFER = 0xE1,
+};
+
+/// Call an MRC operation in HLE
+u32 CallMRC(ARM11_MRC_OPERATION operation);
+
+} // namespace