Added support to boot the Triforce IPL

Added handling of dev region for Triforce IPL

Source/Core/Common/CommonPaths.h

@@ -41,6 +41,7 @@
 #define USA_DIR "USA"
 #define JAP_DIR "JAP"
 #define JPN_DIR "JPN"
+#define DEV_DIR "DEV" 
 
 // Subdirs in the User dir returned by GetUserPath(D_USER_IDX)
 #define GC_USER_DIR "GC"

Source/Core/Core/Boot/Boot.cpp

@@ -38,6 +38,7 @@
 #include "Core/FifoPlayer/FifoPlayer.h"
 #include "Core/HLE/HLE.h"
 #include "Core/HW/DVD/DVDInterface.h"
+#include "Core/HW/DVD/AMMediaboard.h"
 #include "Core/HW/EXI/EXI_DeviceIPL.h"
 #include "Core/HW/Memmap.h"
 #include "Core/HW/VideoInterface.h"
@@ -408,6 +409,7 @@ bool CBoot::Load_BS2(Core::System& system, const std::string& boot_rom_filename)
     break;
   case Triforce:
     known_ipl = true;
+    break;
   default:
     PanicAlertFmtT("The IPL file is not a known good dump. (CRC32: {0:x})", ipl_hash);
     break;
@@ -458,6 +460,14 @@ bool CBoot::Load_BS2(Core::System& system, const std::string& boot_rom_filename)
   ppc_state.spr[SPR_DBAT3L] = 0xfff00001;
   SetupBAT(system, /*is_wii*/ false);
 
+  if (ipl_hash == Triforce)
+  {
+    HLE::Patch(system, 0x813048B8, "OSReport");
+    HLE::Patch(system, 0x8130095C, "OSReport");  // Apploader
+
+    AMMediaboard::FirmwareMap(true);
+  }
+
   ppc_state.pc = 0x81200150;
 
   PowerPC::MSRUpdated(ppc_state);

Source/Core/Core/Config/MainSettings.cpp

@@ -640,6 +640,9 @@ const char* GetDirectoryForRegion(DiscIO::Region region, RegionDirectoryStyle st
     ASSERT_MSG(BOOT, false, "NTSC-K is not a valid GameCube region");
     return style == RegionDirectoryStyle::Legacy ? JAP_DIR : JPN_DIR;
 
+  case DiscIO::Region::DEV:
+    return DEV_DIR;
+
   default:
     ASSERT_MSG(BOOT, false, "Default case should not be reached");
     return EUR_DIR;

Source/Core/DiscIO/Enums.h

@@ -48,7 +48,8 @@ enum class Region
   NTSC_U = 1,   // Mainly North America
   PAL = 2,      // Mainly Europe and Oceania
   Unknown = 3,  // Nintendo uses this to mean region free, but we also use it for unknown regions
-  NTSC_K = 4    // South Korea (Wii only)
+  NTSC_K = 4,   // South Korea (Wii only)
+  DEV = 5,      // Workaround for Triforce IPL
 };
 
 // Languages 0 - 9 match Nintendo's Wii language numbering.

Source/Core/DolphinQt/MainWindow.cpp

@@ -1145,40 +1145,40 @@ void MainWindow::StartGame(std::unique_ptr<BootParameters>&& parameters)
       if (!NKitWarningDialog::ShowUnlessDisabled())
         return;
     }
-  } 
 
-  /*
-    When booting Triforce games, we need to ensure that the hardware is set up correctly.
-  */
-  const auto volume_type =
-    std::get<BootParameters::Disc>(parameters->parameters).volume->GetVolumeType();
- 
-  const bool triforce_hardware_sp1 = Config::Get(Config::MAIN_SERIAL_PORT_1) == ExpansionInterface::EXIDeviceType::Baseboard;
-  const bool triforce_hardware_port_1 = Config::Get(Config::GetInfoForSIDevice(0)) == SerialInterface::SIDevices::SIDEVICE_AM_BASEBOARD;
-
-  if (volume_type == DiscIO::Platform::Triforce)
-  {
-    if (!triforce_hardware_sp1 || !triforce_hardware_port_1)
-    {
-      ModalMessageBox::critical(
-        this, tr("Error"), tr("To boot a Triforce game, SP1 and Port 1 must be set to Triforce Baseboard."),
-        QMessageBox::Ok);
-      HideRenderWidget();
-      return;
-    }
-  }
-  else
-  {
     /*
-      Some Triforce tools don't include a boot.id file, but they can still be launched.
+      When booting Triforce games, we need to ensure that the hardware is set up correctly.
     */
-    if (triforce_hardware_sp1 || triforce_hardware_port_1)
+    const auto volume_type =
+      std::get<BootParameters::Disc>(parameters->parameters).volume->GetVolumeType();
+ 
+    const bool triforce_hardware_sp1 = Config::Get(Config::MAIN_SERIAL_PORT_1) == ExpansionInterface::EXIDeviceType::Baseboard;
+    const bool triforce_hardware_port_1 = Config::Get(Config::GetInfoForSIDevice(0)) == SerialInterface::SIDevices::SIDEVICE_AM_BASEBOARD;
+
+    if (volume_type == DiscIO::Platform::Triforce)
     {
-      ModalMessageBox::warning(
-        this, tr("Warning"), tr("Non-Triforce games cannot be booted with Triforce hardware attached."),
-        QMessageBox::Ok);
+      if (!triforce_hardware_sp1 || !triforce_hardware_port_1)
+      {
+        ModalMessageBox::critical(
+          this, tr("Error"), tr("To boot a Triforce game, SP1 and Port 1 must be set to Triforce Baseboard."),
+          QMessageBox::Ok);
+        HideRenderWidget();
+        return;
+      }
     }
-  }
+    else
+    {
+      /*
+        Some Triforce tools don't include a boot.id file, but they can still be launched.
+      */
+      if (triforce_hardware_sp1 || triforce_hardware_port_1)
+      {
+        ModalMessageBox::warning(
+          this, tr("Warning"), tr("Non-Triforce games cannot be booted with Triforce hardware attached."),
+          QMessageBox::Ok);
+      }
+    }
+  } 
 
   // If we're running, only start a new game once we've stopped the last.
   if (!Core::IsUninitialized(m_system))

Source/Core/DolphinQt/MenuBar.cpp

@@ -310,6 +310,9 @@ void MenuBar::AddToolsMenu()
   m_pal_ipl =
       gc_ipl->addAction(tr("PAL"), this, [this] { emit BootGameCubeIPL(DiscIO::Region::PAL); });
 
+  m_dev_ipl =
+    gc_ipl->addAction(tr("Triforce"), this, [this] { emit BootGameCubeIPL(DiscIO::Region::DEV); });
+
   tools_menu->addAction(tr("Memory Card Manager"), this, [this] { emit ShowMemcardManager(); });
 
   tools_menu->addSeparator();

Source/Core/DolphinQt/MenuBar.h

@@ -217,6 +217,7 @@ private:
   QAction* m_ntscj_ipl;
   QAction* m_ntscu_ipl;
   QAction* m_pal_ipl;
+  QAction* m_dev_ipl;
   QMenu* m_manage_nand_menu;
   QAction* m_import_backup;
   QAction* m_check_nand;