fixed libDI support (thanks svpe)

history.txt

@@ -21,6 +21,7 @@ current:
 
 [Wii only]
 - added lightgun & mouse support through Wiimote IR
+- added DVD support thanks to libDI (no modchip required)
 
 [NGC/Wii]
 - added "Gun cursor" option to enable/disable gun position display

source/ngc/gui/dvd.c

@@ -24,14 +24,13 @@
 #ifndef HW_RVL
 static u64 DvdMaxOffset = 0x57057C00;                 /* 1.4 GB max. */
 static vu32* const dvd = (u32*)0xCC006000;            /* DVD I/O Address base */
-static u8 *inquiry=(unsigned char *)0x80000004;
+static u8 *inquiry=(unsigned char *)0x80000004;       /* pointer to drive ID */
-
 #else
 static u64 DvdMaxOffset = 0x118244F00LL;              /* 4.7 GB max. */
 #endif
 
-/* 2k buffer for all DVD operations */
+static u8 DVDreadbuffer[2048] ATTRIBUTE_ALIGN (32);   /* data buffer for all DVD operations */
-u8 DVDreadbuffer[2048] ATTRIBUTE_ALIGN (32);
+
 
 
 /***************************************************************************
@@ -67,17 +66,8 @@ u32 dvd_read (void *dst, u32 len, u64 offset)
     if (dvd[0] & 0x4) return 0;
 
 #else
-    int ret = DI_ReadDVD(buffer, len , (u32)(offset >> 2));
+    if (DI_ReadDVD(buffer, len >> 11, (u32)(offset >> 11))) return 0;
-    if (ret)
-    {
-      char msg[50];
-			u32 val;
-      DI_GetError(&val);
-			sprintf(msg, "DI Read Error: 0x%08X\n",val);
-      return 0;
-    }
 #endif
-
     memcpy (dst, buffer, len);
     return 1;
   }

source/ngc/gui/filesel.c

@@ -191,7 +191,7 @@ static void FileSelected()
 	}
 
 	/* Add/move the file to the top of the history. */
-	history_add_file(rootSDdir, filelist[selection].filename);
+	if (UseSDCARD) history_add_file(rootSDdir, filelist[selection].filename);
 	
 	rootdir = filelist[selection].offset;
 	rootdirlength = filelist[selection].length;
@@ -408,7 +408,7 @@ static void FileSelector ()
  *
  * Function to load a DVD directory and display to user.
  ****************************************************************************/ 
-void OpenDVD () 
+int OpenDVD () 
 {
   UseSDCARD = 0;
   UseHistory = 0;
@@ -421,6 +421,14 @@ void OpenDVD ()
 #ifndef HW_RVL
 		DVD_Mount();
 #else
+		u32 val;
+    DI_GetCoverRegister(&val);	
+
+		if(val & 0x1)
+    {
+      WaitPrompt("No Disc inserted !");
+			return 0;
+    }
 	  DI_Mount();
 	  while(DI_GetStatus() & DVD_INIT);
     if (!(DI_GetStatus() & DVD_READY))
@@ -428,7 +436,7 @@ void OpenDVD ()
       char msg[50];
       sprintf(msg, "DI Status Error: 0x%08X\n",DI_GetStatus());
       WaitPrompt(msg);
-      return;
+      return 0;
     }
 #endif      
           
@@ -436,7 +444,7 @@ void OpenDVD ()
 		if (!getpvd())
 		{
 			WaitPrompt ("Failed to mount DVD");
-      return;
+      return 0;
     }
   }
   
@@ -456,6 +464,8 @@ void OpenDVD ()
     }
   }
   else FileSelector ();
+
+  return 1;
 }
  
 /****************************************************************************
@@ -511,7 +521,7 @@ int OpenSD ()
  *
  * Function to load a recent file from SDCARD (Marty Disibio)
  ****************************************************************************/ 
-void OpenHistory()
+int OpenHistory()
 {
 	int i;
 
@@ -553,10 +563,11 @@ void OpenHistory()
 	if(!maxfiles)
 	{
 		WaitPrompt ("No recent files");
-		return;
+		return 0;
 	}
 	
 	FileSelector();
+  return 1;
 }
   
 

source/ngc/gui/iso9660.c

@@ -26,7 +26,7 @@ int rootdirlength = 0;
 
 /** Global file entry table **/
 FILEENTRIES filelist[MAXFILES];
-static char dvdbuffer[2048];
+static char dvdbuffer[2048] ATTRIBUTE_ALIGN (32);
 
 /****************************************************************************
  * Primary Volume Descriptor

source/ngc/gui/menu.c

@@ -28,6 +28,7 @@
 
 #ifdef HW_RVL
 #include <wiiuse/wpad.h>
+#include <di/di.h>
 #endif
 
 /***************************************************************************
@@ -877,11 +878,12 @@ void loadmenu ()
 {
 	int ret;
 	int quit = 0;
-	int count = 3;
+  int count = 4;
-	char item[3][20] = {
+  char item[4][20] = {
 		{"Load Recent"},
 		{"Load from SDCARD"},
-		{"Load from DVD"}
+		{"Load from DVD"},
+    {"Stop DVD Motor"}
 	};
 
 	menu = load_menu;
@@ -897,18 +899,19 @@ void loadmenu ()
 				break;
 
 			case 0: /*** Load Recent ***/
-				OpenHistory();
+				quit = OpenHistory();
-				quit = 1;
 				break;
 
 			case 1:  /*** Load from SCDARD ***/
-				OpenSD();
+				quit = OpenSD();
-				quit = 1;
 				break;
 
       case 2:	 /*** Load from DVD ***/
-        OpenDVD();
+  			quit = OpenDVD();
-				quit = 1;
+        break;
+  
+      case 3:  /*** Stop DVD Disc ***/
+        dvd_motor_off();
 				break;
     }
 	}
@@ -1048,13 +1051,8 @@ void MainMenu ()
 	int quit = 0;
 	uint32 crccheck;
 
-#ifdef HW_RVL
 	int count = 8;
 	char items[8][20] =
-#else
-	int count = 9;
-	char items[9][20] =
-#endif
 	{
 		{"Play Game"},
 		{"Game Infos"},
@@ -1062,14 +1060,8 @@ void MainMenu ()
 		{"Load New Game"},
 		{"File Management"},
 		{"Emulator Options"},
-#ifdef HW_RVL
 		{"Return to Loader"},
-		{"System Menu"}
-#else
-		{"Stop DVD Motor"},
-		{"SD/PSO Reload"},
 		{"System Reboot"}
-#endif
 	};
 
 	/* Switch to menu default rendering mode (60hz or 50hz, but always 480 lines) */
@@ -1123,12 +1115,14 @@ void MainMenu ()
 				optionmenu ();
 				break;
 
-#ifdef HW_RVL
+			case 6:  /*** SD/PSO/TP Reload ***/
-			case 6:  /*** TP Reload ***/
         memfile_autosave();
         VIDEO_ClearFrameBuffer(vmode, xfb[whichfb], COLOR_BLACK);
         VIDEO_Flush();
         VIDEO_WaitVSync();
+#ifdef HW_RVL
+        DI_Close();
+#endif
         exit(0);
         break;
 
@@ -1137,27 +1131,13 @@ void MainMenu ()
         VIDEO_ClearFrameBuffer(vmode, xfb[whichfb], COLOR_BLACK);
         VIDEO_Flush();
         VIDEO_WaitVSync();
+#ifdef HW_RVL
+        DI_Close();
 				SYS_ResetSystem(SYS_RETURNTOMENU, 0, 0);
-				break;
 #else
-			case 6:  /*** Stop DVD Motor ***/
-				ShowAction("Stopping DVD Motor ...");
-				dvd_motor_off();
-				break;
-
-			case 7:  /*** SD/PSO Reload ***/
-        memfile_autosave();
-        VIDEO_ClearFrameBuffer(vmode, xfb[whichfb], COLOR_BLACK);
-        VIDEO_Flush();
-        VIDEO_WaitVSync();
-        exit(0);
-        break;
-
-			case 8:  /*** Reboot Gamecube ***/
-        memfile_autosave();
 				SYS_ResetSystem(SYS_HOTRESET,0,0);
-				break;
 #endif
+				break;
 		}
 	}
 

source/ngc/osd.h

@@ -34,9 +34,9 @@ extern void MainMenu();
 extern void set_region();
 extern int ManageSRAM(u8 direction, u8 device);
 extern int ManageState(u8 direction, u8 device);
-extern void OpenDVD();
+extern int OpenDVD();
 extern int OpenSD();
-extern void OpenHistory();
+extern int OpenHistory();
 extern void memfile_autosave();
 extern void memfile_autoload();