From 1b2d7ef56d4110aba030f4ef78ea98aba4ade782 Mon Sep 17 00:00:00 2001
From: "fires.gc" <fires.gc@gmail.com>
Date: Mon, 21 Jul 2008 18:25:46 +0000
Subject: [PATCH] added support for multi-controller

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@41 8ced0084-cf51-0410-be5f-012b33b47a6e
---
 Source/Core/Core/Src/HW/Memmap.cpp          |  2 +-
 Source/Core/Core/Src/HW/SerialInterface.cpp | 14 +++++++++-----
 Source/Core/Core/Src/Plugins/Plugin_PAD.cpp | 12 ++++++++++++
 Source/Core/Core/Src/Plugins/Plugin_PAD.h   |  1 +
 Source/PluginSpecs/pluginspecs_pad.h        |  8 ++++++++
 5 files changed, 31 insertions(+), 6 deletions(-)

diff --git a/Source/Core/Core/Src/HW/Memmap.cpp b/Source/Core/Core/Src/HW/Memmap.cpp
index 1b2e84e45c..8452a35ca9 100644
--- a/Source/Core/Core/Src/HW/Memmap.cpp
+++ b/Source/Core/Core/Src/HW/Memmap.cpp
@@ -46,7 +46,7 @@ namespace Memory
 
 // GLOABL DEFINES
 
-#define NOCHECK
+// #define NOCHECK
 
 static const bool bFakeVMEM = false;
 
diff --git a/Source/Core/Core/Src/HW/SerialInterface.cpp b/Source/Core/Core/Src/HW/SerialInterface.cpp
index 14095fe92f..c80350c6b5 100644
--- a/Source/Core/Core/Src/HW/SerialInterface.cpp
+++ b/Source/Core/Core/Src/HW/SerialInterface.cpp
@@ -24,6 +24,7 @@
 #include "CPU.h"
 
 #include "../PowerPC/PowerPC.h"
+#include "../Plugins/Plugin_PAD.h"
 
 namespace SerialInterface
 {
@@ -226,11 +227,14 @@ void Init()
 		g_Channel[i].m_InLo.Hex = 0;		
 	}	
 
-	g_Channel[0].m_pDevice = new CSIDevice_GCController(0);
-	g_Channel[1].m_pDevice = new CSIDevice_Dummy(1);//new CSIDevice_GCController(1);
-	g_Channel[2].m_pDevice = new CSIDevice_Dummy(2);//new CSIDevice_GCController(2);
-	g_Channel[3].m_pDevice = new CSIDevice_Dummy(3);//new CSIDevice_GCController(3);
-
+	for (int i=0; i<4; i++)
+	{
+		if (PluginPAD::PAD_GetNumberOfPads() & (1<i))
+			g_Channel[i].m_pDevice = new CSIDevice_GCController(i);
+		else
+			g_Channel[i].m_pDevice = new CSIDevice_Dummy(i);
+	}
+	
 	g_Poll.Hex = 0;
 	g_ComCSR.Hex = 0;
 	g_StatusReg.Hex = 0;
diff --git a/Source/Core/Core/Src/Plugins/Plugin_PAD.cpp b/Source/Core/Core/Src/Plugins/Plugin_PAD.cpp
index d674e849d1..09abde5f60 100644
--- a/Source/Core/Core/Src/Plugins/Plugin_PAD.cpp
+++ b/Source/Core/Core/Src/Plugins/Plugin_PAD.cpp
@@ -29,6 +29,8 @@ typedef void (__cdecl* TPAD_Initialize)(SPADInitialize);
 typedef void (__cdecl* TPAD_Shutdown)();
 typedef void (__cdecl* TPAD_GetStatus)(BYTE, SPADStatus*);
 typedef void (__cdecl* TPAD_Rumble)(BYTE, unsigned int, unsigned int);
+typedef unsigned int (__cdecl* TPAD_GetNumberOfPads)();
+
 
 //! Function Pointer
 TGetDllInfo		g_GetDllInfo		= 0;
@@ -38,6 +40,7 @@ TDllConfig		g_DllConfig			= 0;
 TPAD_Initialize g_PAD_Initialize	= 0;
 TPAD_GetStatus	g_PAD_GetStatus		= 0;
 TPAD_Rumble		g_PAD_Rumble		= 0;
+TPAD_GetNumberOfPads g_PAD_GetNumberOfPads = 0;
 
 //! Library Instance
 DynamicLibrary plugin;
@@ -71,6 +74,7 @@ bool LoadPlugin(const char *_Filename)
 		g_PAD_Shutdown	= reinterpret_cast<TPAD_Shutdown>	(plugin.Get("PAD_Shutdown"));
 		g_PAD_GetStatus	= reinterpret_cast<TPAD_GetStatus>	(plugin.Get("PAD_GetStatus"));
 		g_PAD_Rumble	= reinterpret_cast<TPAD_Rumble>		(plugin.Get("PAD_Rumble"));
+		g_PAD_GetNumberOfPads = reinterpret_cast<TPAD_GetNumberOfPads>(plugin.Get("PAD_GetNumberOfPads"));
 
 		if ((g_GetDllInfo != 0) &&
 			(g_DllAbout != 0) &&
@@ -132,4 +136,12 @@ void PAD_Rumble(BYTE _numPAD, unsigned int _iType, unsigned int _iStrength)
 	    g_PAD_Rumble(_numPAD, _iType, _iStrength);
 }
 
+unsigned int PAD_GetNumberOfPads()
+{
+	if (g_PAD_GetNumberOfPads)
+		return g_PAD_GetNumberOfPads();
+
+	return 1;
+}
+
 } // end of namespace PluginPAD
diff --git a/Source/Core/Core/Src/Plugins/Plugin_PAD.h b/Source/Core/Core/Src/Plugins/Plugin_PAD.h
index c137b3fd22..1eb11a954f 100644
--- a/Source/Core/Core/Src/Plugins/Plugin_PAD.h
+++ b/Source/Core/Core/Src/Plugins/Plugin_PAD.h
@@ -38,6 +38,7 @@ void PAD_Initialize(SPADInitialize _PADInitialize);
 void PAD_Shutdown();
 void PAD_GetStatus(BYTE _numPAD, SPADStatus* _pPADStatus);
 void PAD_Rumble(BYTE _numPAD, unsigned int _uType, unsigned int _uStrength);
+unsigned int PAD_GetNumberOfPads();
 unsigned int SaveLoadState(char* _ptr, BOOL save);
 
 } // end of namespace PluginPAD
diff --git a/Source/PluginSpecs/pluginspecs_pad.h b/Source/PluginSpecs/pluginspecs_pad.h
index 24fa19cdfe..402c8d243d 100644
--- a/Source/PluginSpecs/pluginspecs_pad.h
+++ b/Source/PluginSpecs/pluginspecs_pad.h
@@ -125,6 +125,14 @@ EXPORT void CALL PAD_GetStatus(BYTE _numPAD, SPADStatus* _pPADStatus);
 //
 EXPORT void CALL PAD_Rumble(BYTE _numPAD, unsigned int _uType, unsigned int _uStrength);
 
+// __________________________________________________________________________________________________
+// Function: PAD_GetNumberOfPads
+// Purpose:  Get number of pads (it is flag eg: controller 1 & 4 -> 5)
+// input:	 none
+// output:   number of pads
+//
+EXPORT unsigned int CALL PAD_GetNumberOfPads();
+
 // __________________________________________________________________________________________________
 // Function: SaveLoadState
 // Purpose:  Saves/load state