gistfile1.diff

diff --git a/src/core/hle/service/csnd_snd.cpp b/src/core/hle/service/csnd_snd.cpp
index 6a1d961..97c18be 100644
--- a/src/core/hle/service/csnd_snd.cpp
+++ b/src/core/hle/service/csnd_snd.cpp
@@ -3,6 +3,8 @@
 // Refer to the license.txt file included.
 
 #include "core/hle/hle.h"
+#include "core/hle/kernel/mutex.h"
+#include "core/hle/kernel/shared_memory.h"
 #include "core/hle/service/csnd_snd.h"
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -10,10 +12,35 @@
 
 namespace CSND_SND {
 
+static Kernel::SharedPtr<Kernel::Mutex> mutex;
+static Kernel::SharedPtr<Kernel::SharedMemory> shared_mem;
+
+u32 offset0 = 0;
+
+static void Initialize(Service::Interface* self) {
+    u32* cmd_buff = Kernel::GetCommandBuffer();
+    
+    using Kernel::MemoryPermission;
+    shared_mem = Kernel::SharedMemory::Create(cmd_buff[1], MemoryPermission::ReadWrite, MemoryPermission::ReadWrite, "csnd sharedmem");
+
+    offset0 = cmd_buff[2];
+
+    cmd_buff[1] = 0;
+    cmd_buff[3] = Kernel::g_handle_table.Create(mutex).MoveFrom();
+    cmd_buff[4] = Kernel::g_handle_table.Create(shared_mem).MoveFrom();
+}
+
+static void ExecuteType0Commands(Service::Interface* self) {
+    u32* cmd_buff = Kernel::GetCommandBuffer();
+    u32* flag = (u32*)shared_mem->GetPointer(offset0 + 4);
+    *flag = 1;
+    cmd_buff[1] = 0;
+}
+
 const Interface::FunctionInfo FunctionTable[] = {
-    {0x00010140, nullptr,               "Initialize"},
+    {0x00010140, Initialize,            "Initialize"},
     {0x00020000, nullptr,               "Shutdown"},
-    {0x00030040, nullptr,               "ExecuteType0Commands"},
+    {0x00030040, ExecuteType0Commands,               "ExecuteType0Commands"},
     {0x00040080, nullptr,               "ExecuteType1Commands"},
     {0x00050000, nullptr,               "AcquireSoundChannels"},
     {0x00060000, nullptr,               "ReleaseSoundChannels"},
@@ -28,6 +55,7 @@ const Interface::FunctionInfo FunctionTable[] = {
 // Interface class
 
 Interface::Interface() {
+    mutex = Kernel::Mutex::Create(false, "CSND mutex");
     Register(FunctionTable);
 }