1 files changed, 39 insertions, 0 deletions
diff --git a/Source/Core/VideoCommon/CommandProcessor.cpp b/Source/Core/VideoCommon/CommandProcessor.cpp
index 56c3fe757e..04ede7c412 100644
--- a/Source/Core/VideoCommon/CommandProcessor.cpp
+++ b/Source/Core/VideoCommon/CommandProcessor.cpp
@@ -486,4 +486,43 @@ void SetCpClearRegister()
 {
 }
 
+void HandleUnknownOpcode(u8 cmd_byte, void* buffer, bool preprocess)
+{
+  // TODO(Omega): Maybe dump FIFO to file on this error
+  PanicAlertT("GFX FIFO: Unknown Opcode (0x%02x @ %p, %s).\n"
+              "This means one of the following:\n"
+              "* The emulated GPU got desynced, disabling dual core can help\n"
+              "* Command stream corrupted by some spurious memory bug\n"
+              "* This really is an unknown opcode (unlikely)\n"
+              "* Some other sort of bug\n\n"
+              "Further errors will be sent to the Video Backend log and\n"
+              "Dolphin will now likely crash or hang. Enjoy.",
+              cmd_byte, buffer, preprocess ? "preprocess=true" : "preprocess=false");
+
+  {
+    PanicAlert("Illegal command %02x\n"
+               "CPBase: 0x%08x\n"
+               "CPEnd: 0x%08x\n"
+               "CPHiWatermark: 0x%08x\n"
+               "CPLoWatermark: 0x%08x\n"
+               "CPReadWriteDistance: 0x%08x\n"
+               "CPWritePointer: 0x%08x\n"
+               "CPReadPointer: 0x%08x\n"
+               "CPBreakpoint: 0x%08x\n"
+               "bFF_GPReadEnable: %s\n"
+               "bFF_BPEnable: %s\n"
+               "bFF_BPInt: %s\n"
+               "bFF_Breakpoint: %s\n"
+               "bFF_GPLinkEnable: %s\n"
+               "bFF_HiWatermarkInt: %s\n"
+               "bFF_LoWatermarkInt: %s\n",
+               cmd_byte, fifo.CPBase, fifo.CPEnd, fifo.CPHiWatermark, fifo.CPLoWatermark,
+               fifo.CPReadWriteDistance, fifo.CPWritePointer, fifo.CPReadPointer, fifo.CPBreakpoint,
+               fifo.bFF_GPReadEnable ? "true" : "false", fifo.bFF_BPEnable ? "true" : "false",
+               fifo.bFF_BPInt ? "true" : "false", fifo.bFF_Breakpoint ? "true" : "false",
+               fifo.bFF_GPLinkEnable ? "true" : "false", fifo.bFF_HiWatermarkInt ? "true" : "false",
+               fifo.bFF_LoWatermarkInt ? "true" : "false");
+  }
+}
+
 }  // end of namespace CommandProcessor