Shuffling kernel/.

src/xenia/kernel/xboxkrnl/xboxkrnl_audio.cc

@@ -0,0 +1,143 @@
+/**
+ ******************************************************************************
+ * 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/apu/audio_system.h"
+#include "xenia/base/logging.h"
+#include "xenia/emulator.h"
+#include "xenia/kernel/kernel_state.h"
+#include "xenia/kernel/util/shim_utils.h"
+#include "xenia/kernel/xboxkrnl/xboxkrnl_private.h"
+#include "xenia/xbox.h"
+
+namespace xe {
+namespace kernel {
+namespace xboxkrnl {
+
+SHIM_CALL XAudioGetSpeakerConfig_shim(PPCContext* ppc_context,
+                                      KernelState* kernel_state) {
+  uint32_t config_ptr = SHIM_GET_ARG_32(0);
+
+  XELOGD("XAudioGetSpeakerConfig(%.8X)", config_ptr);
+
+  SHIM_SET_MEM_32(config_ptr, 0x00010001);
+
+  SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
+}
+
+SHIM_CALL XAudioGetVoiceCategoryVolumeChangeMask_shim(
+    PPCContext* ppc_context, KernelState* kernel_state) {
+  uint32_t driver_ptr = SHIM_GET_ARG_32(0);
+  uint32_t out_ptr = SHIM_GET_ARG_32(1);
+
+  XELOGD("XAudioGetVoiceCategoryVolumeChangeMask(%.8X, %.8X)", driver_ptr,
+         out_ptr);
+
+  assert_true((driver_ptr & 0xFFFF0000) == 0x41550000);
+
+  // Checking these bits to see if any voice volume changed.
+  // I think.
+  SHIM_SET_MEM_32(out_ptr, 0);
+
+  SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
+}
+
+SHIM_CALL XAudioGetVoiceCategoryVolume_shim(PPCContext* ppc_context,
+                                            KernelState* kernel_state) {
+  uint32_t unk = SHIM_GET_ARG_32(0);
+  uint32_t out_ptr = SHIM_GET_ARG_32(1);
+
+  XELOGD("XAudioGetVoiceCategoryVolume(%.8X, %.8X)", unk, out_ptr);
+
+  // Expects a floating point single. Volume %?
+  xe::store_and_swap<float>(SHIM_MEM_ADDR(out_ptr), 1.0f);
+
+  SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
+}
+
+SHIM_CALL XAudioEnableDucker_shim(PPCContext* ppc_context,
+                                  KernelState* kernel_state) {
+  uint32_t unk = SHIM_GET_ARG_32(0);
+
+  XELOGD("XAudioEnableDucker(%.8X)", unk);
+
+  SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
+}
+
+SHIM_CALL XAudioRegisterRenderDriverClient_shim(PPCContext* ppc_context,
+                                                KernelState* kernel_state) {
+  uint32_t callback_ptr = SHIM_GET_ARG_32(0);
+  uint32_t driver_ptr = SHIM_GET_ARG_32(1);
+
+  uint32_t callback = SHIM_MEM_32(callback_ptr + 0);
+  uint32_t callback_arg = SHIM_MEM_32(callback_ptr + 4);
+
+  XELOGD("XAudioRegisterRenderDriverClient(%.8X(%.8X, %.8X), %.8X)",
+         callback_ptr, callback, callback_arg, driver_ptr);
+
+  auto audio_system = kernel_state->emulator()->audio_system();
+
+  size_t index;
+  auto result = audio_system->RegisterClient(callback, callback_arg, &index);
+  if (XFAILED(result)) {
+    SHIM_SET_RETURN_32(result);
+    return;
+  }
+
+  assert_true(!(index & ~0x0000FFFF));
+  SHIM_SET_MEM_32(driver_ptr,
+                  0x41550000 | (static_cast<uint32_t>(index) & 0x0000FFFF));
+  SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
+}
+
+SHIM_CALL XAudioUnregisterRenderDriverClient_shim(PPCContext* ppc_context,
+                                                  KernelState* kernel_state) {
+  uint32_t driver_ptr = SHIM_GET_ARG_32(0);
+
+  XELOGD("XAudioUnregisterRenderDriverClient(%.8X)", driver_ptr);
+
+  assert_true((driver_ptr & 0xFFFF0000) == 0x41550000);
+
+  auto audio_system = kernel_state->emulator()->audio_system();
+  audio_system->UnregisterClient(driver_ptr & 0x0000FFFF);
+  SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
+}
+
+SHIM_CALL XAudioSubmitRenderDriverFrame_shim(PPCContext* ppc_context,
+                                             KernelState* kernel_state) {
+  uint32_t driver_ptr = SHIM_GET_ARG_32(0);
+  uint32_t samples_ptr = SHIM_GET_ARG_32(1);
+
+  XELOGD("XAudioSubmitRenderDriverFrame(%.8X, %.8X)", driver_ptr, samples_ptr);
+
+  assert_true((driver_ptr & 0xFFFF0000) == 0x41550000);
+
+  auto audio_system = kernel_state->emulator()->audio_system();
+  audio_system->SubmitFrame(driver_ptr & 0x0000FFFF, samples_ptr);
+
+  SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
+}
+
+void RegisterAudioExports(xe::cpu::ExportResolver* export_resolver,
+                          KernelState* kernel_state) {
+  // Additional XMA* methods are in xboxkrnl_audio_xma.cc.
+
+  SHIM_SET_MAPPING("xboxkrnl.exe", XAudioGetSpeakerConfig, state);
+  SHIM_SET_MAPPING("xboxkrnl.exe", XAudioGetVoiceCategoryVolumeChangeMask,
+                   state);
+  SHIM_SET_MAPPING("xboxkrnl.exe", XAudioGetVoiceCategoryVolume, state);
+  SHIM_SET_MAPPING("xboxkrnl.exe", XAudioEnableDucker, state);
+
+  SHIM_SET_MAPPING("xboxkrnl.exe", XAudioRegisterRenderDriverClient, state);
+  SHIM_SET_MAPPING("xboxkrnl.exe", XAudioUnregisterRenderDriverClient, state);
+  SHIM_SET_MAPPING("xboxkrnl.exe", XAudioSubmitRenderDriverFrame, state);
+}
+
+}  // namespace xboxkrnl
+}  // namespace kernel
+}  // namespace xe