Nintendo 3DS port

.gitmodules

@@ -1,3 +1,4 @@
 [submodule "lib/BRender-v1.3.2"]
 	path = lib/BRender-v1.3.2
-	url = https://github.com/dethrace-labs/BRender-v1.3.2.git
+	url = https://github.com/MrHuu/BRender-v1.3.2.git
+	branch = 3DS

CMakeLists.txt

@@ -133,3 +133,58 @@ if(DETHRACE_INSTALL)
 
     include(CPack)
 endif()
+
+if (NINTENDO_3DS)
+    set(APP_TITLE "${PROJECT_NAME}")
+    set(APP_DESCRIPTION "${PROJECT_NAME} port for 3DS")
+    set(APP_AUTHOR "dethrace-labs")
+    set(APP_UNIQUE_ID "0xF02F6")
+    set(APP_ICON "${PROJECT_SOURCE_DIR}/packaging/ctr/icon.png")
+    set(APP_BANNER "${PROJECT_SOURCE_DIR}/packaging/ctr/banner.png")
+    set(APP_AUDIO "${PROJECT_SOURCE_DIR}/packaging/ctr/audio_silent.wav")
+    set(APP_ROMFS_DIR "${PROJECT_SOURCE_DIR}/packaging/ctr/romfs")
+    set(APP_RSF "${PROJECT_SOURCE_DIR}/packaging/ctr/template.rsf")
+
+    add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.3dsx
+        COMMAND 3dsxtool ${PROJECT_NAME}.elf ${PROJECT_NAME}${ROM}.3dsx
+                         --romfs=${APP_ROMFS_DIR}
+                         --smdh=${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.smdh
+        DEPENDS ${PROJECT_NAME} ${PROJECT_NAME}.smdh
+    )
+
+    add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.cia
+        COMMAND makerom	-f cia
+                        -target t
+                        -exefslogo
+                        -o ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.cia
+                        -elf ${PROJECT_NAME}.elf
+                        -rsf ${APP_RSF}
+                            -DAPP_TITLE=${APP_TITLE}
+                            -DAPP_UNIQUE_ID=${APP_UNIQUE_ID}
+                            -DAPP_ROMFS_DIR=${APP_ROMFS_DIR}
+                        -banner ${PROJECT_NAME}.bnr
+                        -icon ${PROJECT_NAME}.smdh
+        DEPENDS ${PROJECT_NAME} ${APP_RSF} ${PROJECT_NAME}.smdh ${PROJECT_NAME}.bnr
+    )
+
+    add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.smdh
+        COMMAND bannertool makesmdh	-o ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.smdh
+                                    -s ${APP_TITLE}
+                                    -l ${APP_DESCRIPTION}
+                                    -p ${APP_AUTHOR}
+                                    -i ${APP_ICON}
+
+        OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.bnr
+        COMMAND bannertool makebanner	-o ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.bnr
+                                        -i ${APP_BANNER}
+                                        -a ${APP_AUDIO}
+    )
+
+    add_custom_target( N3DS ALL
+        DEPENDS ${PROJECT_NAME}.3dsx
+                ${PROJECT_NAME}.cia
+    )
+endif ()

lib/miniaudio/include/miniaudio/miniaudio.h

@@ -16116,9 +16116,11 @@ static ma_result ma_thread_create__posix(ma_thread* pThread, ma_thread_priority
             #endif
             } else if (priority == ma_thread_priority_realtime) {
             #ifdef SCHED_FIFO
+#ifndef __3DS__
                 if (pthread_attr_setschedpolicy(&attr, SCHED_FIFO) == 0) {
                     scheduler = SCHED_FIFO;
                 }
+#endif
             #endif
             #ifdef MA_LINUX
             } else {
@@ -16131,7 +16133,7 @@ static ma_result ma_thread_create__posix(ma_thread* pThread, ma_thread_priority
         if (stackSize > 0) {
             pthread_attr_setstacksize(&attr, stackSize);
         }
-
+#ifndef __3DS__
         if (scheduler != -1) {
             int priorityMin = sched_get_priority_min(scheduler);
             int priorityMax = sched_get_priority_max(scheduler);
@@ -16157,6 +16159,7 @@ static ma_result ma_thread_create__posix(ma_thread* pThread, ma_thread_priority
                 pthread_attr_setschedparam(&attr, &sched);
             }
         }
+#endif
     }
 #else
     /* It's the emscripten build. We'll have a few unused parameters. */
@@ -74085,6 +74088,10 @@ static ma_uint64 ma_engine_node_get_required_input_frame_count(const ma_engine_n
 
 static ma_result ma_engine_node_set_volume(ma_engine_node* pEngineNode, float volume)
 {
+#ifdef __3DS__
+    // Without this hack, some sounds overflow causing horrible crackling
+    volume /= 2.0f;
+#endif
     if (pEngineNode == NULL) {
         return MA_INVALID_ARGS;
     }

packaging/ctr/romfs/.gitignore

@@ -0,0 +1,4 @@
+# Ignore everything in this directory
+*
+# Except this file
+!.gitignore

packaging/ctr/template.rsf

@@ -0,0 +1,219 @@
+BasicInfo:
+  Title                   : $(APP_TITLE)
+  ProductCode             : $(APP_PRODUCT_CODE)
+  Logo                    : Nintendo # Nintendo / Licensed / Distributed / iQue / iQueForSystem
+
+RomFs:
+  # Specifies the root path of the read only file system to include in the ROM.
+  RootPath                : $(APP_ROMFS)
+
+TitleInfo:
+  Category                : Application
+  UniqueId                : $(APP_UNIQUE_ID)
+
+Option:
+  UseOnSD                 : true # true if App is to be installed to SD
+  FreeProductCode         : true # Removes limitations on ProductCode
+  MediaFootPadding        : false # If true CCI files are created with padding
+  EnableCrypt             : false # Enables encryption for NCCH and CIA
+  EnableCompress          : false # Compresses where applicable (currently only exefs:/.code)
+
+AccessControlInfo:
+  CoreVersion                   : 2
+
+  # Exheader Format Version
+  DescVersion                   : 2
+
+  # Minimum Required Kernel Version (below is for 4.5.0)
+  ReleaseKernelMajor            : "02"
+  ReleaseKernelMinor            : "33" 
+
+  # ExtData
+  UseExtSaveData                : false # enables ExtData       
+  #ExtSaveDataId                : 0x300 # only set this when the ID is different to the UniqueId
+
+  # FS:USER Archive Access Permissions
+  # Uncomment as required
+  FileSystemAccess:
+   #- CategorySystemApplication
+   #- CategoryHardwareCheck
+   - CategoryFileSystemTool
+   #- Debug
+   #- TwlCardBackup
+   #- TwlNandData
+   #- Boss
+   - DirectSdmc
+   #- Core
+   #- CtrNandRo
+   #- CtrNandRw
+   #- CtrNandRoWrite
+   #- CategorySystemSettings
+   #- CardBoard
+   #- ExportImportIvs
+   #- DirectSdmcWrite
+   #- SwitchCleanup
+   #- SaveDataMove
+   #- Shop
+   #- Shell
+   #- CategoryHomeMenu
+
+  # Process Settings
+  MemoryType                    : Application # Application/System/Base
+  SystemMode                    : 80MB # 64MB(Default)/96MB/80MB/72MB/32MB
+  IdealProcessor                : 0
+  AffinityMask                  : 1
+  Priority                      : 16
+  MaxCpu                        : 0x9E # Default
+  HandleTableSize               : 0x200
+  DisableDebug                  : false
+  EnableForceDebug              : false
+  CanWriteSharedPage            : true
+  CanUsePrivilegedPriority      : false
+  CanUseNonAlphabetAndNumber    : true
+  PermitMainFunctionArgument    : true
+  CanShareDeviceMemory          : true
+  RunnableOnSleep               : false
+  SpecialMemoryArrange          : true
+
+  # New3DS Exclusive Process Settings
+  SystemModeExt                 : 124MB # Legacy(Default)/124MB/178MB  Legacy:Use Old3DS SystemMode
+  CpuSpeed                      : 804MHz # 256MHz(Default)/804MHz
+  EnableL2Cache                 : true # false(default)/true
+  CanAccessCore2                : true 
+
+  # Virtual Address Mappings
+  IORegisterMapping:
+   - 1ff00000-1ff7ffff   # DSP memory
+  MemoryMapping: 
+   - 1f000000-1f5fffff:r # VRAM
+
+  # Accessible SVCs, <Name>:<ID>
+  SystemCallAccess: 
+    ArbitrateAddress: 34
+    Backdoor: 123
+    Break: 60
+    CancelTimer: 28
+    ClearEvent: 25
+    ClearTimer: 29
+    CloseHandle: 35
+    ConnectToPort: 45
+    ControlMemory: 1
+    ControlProcessMemory: 112
+    CreateAddressArbiter: 33
+    CreateEvent: 23
+    CreateMemoryBlock: 30
+    CreateMutex: 19
+    CreateSemaphore: 21
+    CreateThread: 8
+    CreateTimer: 26
+    DuplicateHandle: 39
+    ExitProcess: 3
+    ExitThread: 9
+    GetCurrentProcessorNumber: 17
+    GetHandleInfo: 41
+    GetProcessId: 53
+    GetProcessIdOfThread: 54
+    GetProcessIdealProcessor: 6
+    GetProcessInfo: 43
+    GetResourceLimit: 56
+    GetResourceLimitCurrentValues: 58
+    GetResourceLimitLimitValues: 57
+    GetSystemInfo: 42
+    GetSystemTick: 40
+    GetThreadContext: 59
+    GetThreadId: 55
+    GetThreadIdealProcessor: 15
+    GetThreadInfo: 44
+    GetThreadPriority: 11
+    MapMemoryBlock: 31
+    OutputDebugString: 61
+    QueryMemory: 2
+    ReleaseMutex: 20
+    ReleaseSemaphore: 22
+    SendSyncRequest1: 46
+    SendSyncRequest2: 47
+    SendSyncRequest3: 48
+    SendSyncRequest4: 49
+    SendSyncRequest: 50
+    SetThreadPriority: 12
+    SetTimer: 27
+    SignalEvent: 24
+    SleepThread: 10
+    UnmapMemoryBlock: 32
+    WaitSynchronization1: 36
+    WaitSynchronizationN: 37
+
+  # Service List
+  # Maximum 34 services (32 if firmware is prior to 9.6.0)
+  ServiceAccessControl:
+   - APT:U
+   - ac:u
+   - am:net
+   - boss:U
+   - cam:u
+   - cecd:u
+   - cfg:nor
+   - cfg:u
+   - csnd:SND
+   - dsp::DSP
+   - frd:u
+   - fs:USER
+   - gsp::Gpu
+   - hid:USER
+   - http:C
+   - ir:rst
+   - ir:u
+   - ir:USER
+   - mic:u
+   - ndm:u
+   - news:u
+   - nwm::UDS
+   - ptm:u
+   - pxi:dev
+   - soc:U
+   - ssl:C
+   - y2r:u
+
+
+SystemControlInfo:
+  SaveDataSize: 0KB # Change if the app uses savedata
+  RemasterVersion: 2
+  StackSize: 0x40000
+
+  # Modules that run services listed above should be included below
+  # Maximum 48 dependencies
+  # <module name>:<module titleid>
+  Dependency: 
+    ac: 0x0004013000002402
+    act: 0x0004013000003802
+    am: 0x0004013000001502
+    boss: 0x0004013000003402
+    camera: 0x0004013000001602
+    cecd: 0x0004013000002602
+    cfg: 0x0004013000001702
+    codec: 0x0004013000001802
+    csnd: 0x0004013000002702
+    dlp: 0x0004013000002802
+    dsp: 0x0004013000001a02
+    friends: 0x0004013000003202
+    gpio: 0x0004013000001b02
+    gsp: 0x0004013000001c02
+    hid: 0x0004013000001d02
+    http: 0x0004013000002902
+    i2c: 0x0004013000001e02
+    ir: 0x0004013000003302
+    mcu: 0x0004013000001f02
+    mic: 0x0004013000002002
+    ndm: 0x0004013000002b02
+    news: 0x0004013000003502
+    nfc: 0x0004013000004002
+    nim: 0x0004013000002c02
+    nwm: 0x0004013000002d02
+    pdn: 0x0004013000002102
+    ps: 0x0004013000003102
+    ptm: 0x0004013000002202
+    qtm: 0x0004013020004202
+    ro: 0x0004013000003702
+    socket: 0x0004013000002e02
+    spi: 0x0004013000002302
+    ssl: 0x0004013000002f02

src/DETHRACE/CMakeLists.txt

@@ -36,6 +36,13 @@ else()
         -Wstrict-prototypes
     )
 endif()
+
+if (NINTENDO_3DS)
+    target_compile_options(dethrace_obj PRIVATE
+        -O3 -funroll-loops -fno-math-errno -ffast-math
+    )
+endif()
+
 target_compile_definitions(dethrace_obj PRIVATE INSIDE_DETHRACE)
 if(DETHRACE_FIX_BUGS)
     target_compile_definitions(dethrace_obj PRIVATE DETHRACE_FIX_BUGS)
@@ -183,6 +190,10 @@ if(MSVC)
     target_compile_definitions(dethrace PRIVATE -D_CRT_SECURE_NO_WARNINGS -DSDL_MAIN_HANDLED -DWIN32_LEAN_AND_MEAN)
 endif()
 
+if (NINTENDO_3DS)
+    target_compile_definitions(dethrace PRIVATE -DSDL_MAIN_HANDLED)
+endif()
+
 if(DETHRACE_IDE_ROOT_DIR)
     set_target_properties(dethrace PROPERTIES
         VS_DEBUGGER_ENVIRONMENT "DETHRACE_ROOT_DIR=${DETHRACE_IDE_ROOT_DIR}"