XMsgInProcessCall stubbed for a few xmp messages games check on startup.

src/xenia/kernel/sources.gypi

@@ -21,6 +21,8 @@
     'xam_input.h',
     'xam_module.cc',
     'xam_module.h',
+    'xam_msg.cc',
+    'xam_msg.h',
     'xam_net.cc',
     'xam_net.h',
     'xam_notify.cc',

src/xenia/kernel/xam_module.cc

@@ -34,6 +34,7 @@ XamModule::XamModule(Emulator* emulator, KernelState* kernel_state) :
   RegisterContentExports(export_resolver_, kernel_state);
   RegisterInfoExports(export_resolver_, kernel_state);
   RegisterInputExports(export_resolver_, kernel_state);
+  RegisterMsgExports(export_resolver_, kernel_state);
   RegisterNetExports(export_resolver_, kernel_state);
   RegisterNotifyExports(export_resolver_, kernel_state);
   RegisterUserExports(export_resolver_, kernel_state);

src/xenia/kernel/xam_msg.cc

@@ -0,0 +1,81 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/kernel/xam_msg.h>
+
+#include <xenia/kernel/kernel_state.h>
+#include <xenia/kernel/xam_private.h>
+#include <xenia/kernel/util/shim_utils.h>
+
+
+using namespace xe;
+using namespace xe::kernel;
+using namespace xe::kernel::xam;
+
+
+namespace xe {
+namespace kernel {
+
+
+SHIM_CALL XMsgInProcessCall_shim(
+    PPCContext* ppc_state, KernelState* state) {
+  uint32_t app = SHIM_GET_ARG_32(0);
+  uint32_t message = SHIM_GET_ARG_32(1);
+  uint32_t arg1 = SHIM_GET_ARG_32(2);
+  uint32_t arg2 = SHIM_GET_ARG_32(3);
+
+  XELOGD(
+      "XMsgInProcessCall(%.8X, %.8X, %.8X, %.8X)",
+      app, message, arg1, arg2);
+
+  bool handled = false;
+
+  // TODO(benvanik): build XMsg pump? async/sync/etc
+  if (app == 0xFA) {
+    // XMP = music
+    // http://freestyledash.googlecode.com/svn-history/r1/trunk/Freestyle/Scenes/Media/Music/ScnMusic.cpp
+    if (message == 0x00070009) {
+      uint32_t a = SHIM_MEM_32(arg1 + 0); // 0x00000002
+      uint32_t b = SHIM_MEM_32(arg1 + 4); // out ptr to 4b - expect 0
+      XELOGD("XMPGetStatusEx(%.8X, %.8X)", a, b);
+      XEASSERTZERO(arg2);
+      XEASSERT(a == 2);
+      SHIM_SET_MEM_32(b, 0);
+      handled = true;
+    } else if (message == 0x0007001A) {
+      // dcz
+      // arg1 = ?
+      // arg2 = 0
+    } else if (message == 0x0007001B) {
+      uint32_t a = SHIM_MEM_32(arg1 + 0); // 0x00000002
+      uint32_t b = SHIM_MEM_32(arg1 + 4); // out ptr to 4b - expect 0
+      XELOGD("XMPGetStatus(%.8X, %.8X)", a, b);
+      XEASSERTZERO(arg2);
+      XEASSERT(a == 2);
+      SHIM_SET_MEM_32(b, 0);
+      handled = true;
+    }
+  }
+
+  if (!handled) {
+    XELOGE("Unimplemented XMsgInProcessCall message!");
+  }
+
+  SHIM_SET_RETURN(handled ? X_ERROR_SUCCESS : X_ERROR_NOT_FOUND);
+}
+
+
+}  // namespace kernel
+}  // namespace xe
+
+
+void xe::kernel::xam::RegisterMsgExports(
+    ExportResolver* export_resolver, KernelState* state) {
+  SHIM_SET_MAPPING("xam.xex", XMsgInProcessCall, state);
+}

src/xenia/kernel/xam_msg.h

@@ -0,0 +1,29 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_KERNEL_XAM_MSG_H_
+#define XENIA_KERNEL_XAM_MSG_H_
+
+#include <xenia/common.h>
+#include <xenia/core.h>
+
+#include <xenia/xbox.h>
+
+
+namespace xe {
+namespace kernel {
+
+
+
+
+}  // namespace kernel
+}  // namespace xe
+
+
+#endif  // XENIA_KERNEL_XAM_MSG_H_

src/xenia/kernel/xam_private.h

@@ -26,6 +26,7 @@ namespace xam {
 void RegisterContentExports(ExportResolver* export_resolver, KernelState* state);
 void RegisterInfoExports(ExportResolver* export_resolver, KernelState* state);
 void RegisterInputExports(ExportResolver* export_resolver, KernelState* state);
+void RegisterMsgExports(ExportResolver* export_resolver, KernelState* state);
 void RegisterNetExports(ExportResolver* export_resolver, KernelState* state);
 void RegisterNotifyExports(ExportResolver* export_resolver, KernelState* state);
 void RegisterUserExports(ExportResolver* export_resolver, KernelState* state);