Merge remote-tracking branch 'upstream/master' into issue-7-fix

1 files changed, 34 insertions, 0 deletions

diff --git a/src/core/hle/coprocessor.cpp b/src/core/hle/coprocessor.cpp
new file mode 100644
index 000000000..39674ee64
--- /dev/null
+++ b/src/core/hle/coprocessor.cpp
@@ -0,0 +1,34 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.  
+
+#include "core/hle/coprocessor.h"
+#include "core/hle/hle.h"
+#include "core/mem_map.h"
+#include "core/core.h"
+
+namespace HLE {
+
+/// Returns the coprocessor (in this case, syscore) command buffer pointer
+Addr GetThreadCommandBuffer() {
+    // Called on insruction: mrc p15, 0, r0, c13, c0, 3
+    return Memory::KERNEL_MEMORY_VADDR;
+}
+
+/// Call an MRC (move to ARM register from coprocessor) instruction in HLE
+s32 CallMRC(u32 instruction) {
+    CoprocessorOperation operation = (CoprocessorOperation)((instruction >> 20) & 0xFF);
+
+    switch (operation) {
+
+    case CALL_GET_THREAD_COMMAND_BUFFER:
+        return GetThreadCommandBuffer();
+
+    default:
+        //DEBUG_LOG(OSHLE, "unknown MRC call 0x%08X", instruction);
+        break;
+    }
+    return -1;
+}
+
+} // namespace