[hle] Firmware 23.0.0 (#4390)

Preparing when something inevitably requires *at least* this reporting of version/etc.

Authored-by: @Maufeat
Signed-off-by: lizzie <lizzie@eden-emu.dev>

- [x] I have read and followed the [Contribution Guidelines](https://git.eden-emu.dev/eden-emu/eden/src/branch/master/CONTRIBUTING.md#code-contributions).
- [x] I have read and followed the [AI Policy](https://git.eden-emu.dev/eden-emu/eden/src/branch/master/docs/policies/AI.md)
- [x] I have read and followed the [Coding Guidelines](https://git.eden-emu.dev/eden-emu/eden/src/branch/master/docs/policies/Coding.md) to the best of my ability.

-------------------

Co-authored-by: Maufeat <sahyno1996@gmail.com>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/4390
Reviewed-by: Maufeat <sahyno1996@gmail.com>
Reviewed-by: MaranBr <maranbr@eden-emu.dev>

src/core/file_sys/system_archive/system_version.cpp

@@ -40,10 +40,14 @@ VirtualDir SystemVersion() {
     VirtualFile file = std::make_shared<VectorVfsFile>(file_data, "file");
 
     // the "/digest"
-    std::vector<u8> digest_data(sizeof(HLE::ApiVersion::VERSION_DIGEST));
+    if (HLE::ApiVersion::VERSION_DIGEST[0] == '\0') {
-    std::memcpy(digest_data.data(), HLE::ApiVersion::VERSION_DIGEST, sizeof(HLE::ApiVersion::VERSION_DIGEST));
+        return std::make_shared<VectorVfsDirectory>(std::vector<VirtualFile>{file}, std::vector<VirtualDir>{}, "data");
-    VirtualFile digest_file = std::make_shared<VectorVfsFile>(digest_data, "digest");
+    } else {
-    return std::make_shared<VectorVfsDirectory>(std::vector<VirtualFile>{file, digest_file}, std::vector<VirtualDir>{}, "data");
+        std::vector<u8> digest_data(sizeof(HLE::ApiVersion::VERSION_DIGEST));
+        std::memcpy(digest_data.data(), HLE::ApiVersion::VERSION_DIGEST, sizeof(HLE::ApiVersion::VERSION_DIGEST));
+        VirtualFile digest_file = std::make_shared<VectorVfsFile>(digest_data, "digest");
+        return std::make_shared<VectorVfsDirectory>(std::vector<VirtualFile>{file, digest_file}, std::vector<VirtualDir>{}, "data");
+    }
 }
 
 } // namespace FileSys::SystemArchive

src/core/hle/api_version.h

@@ -16,8 +16,8 @@ namespace HLE::ApiVersion {
 
 // Horizon OS version constants.
 
-constexpr u8 HOS_VERSION_MAJOR = 22;
+constexpr u8 HOS_VERSION_MAJOR = 23;
-constexpr u8 HOS_VERSION_MINOR = 5;
+constexpr u8 HOS_VERSION_MINOR = 0;
 constexpr u8 HOS_VERSION_MICRO = 0;
 
 // NintendoSDK version constants.
@@ -25,15 +25,16 @@ constexpr u8 SDK_REVISION_MAJOR = 1;
 constexpr u8 SDK_REVISION_MINOR = 0;
 
 constexpr char PLATFORM_STRING[0x20] = "NX";
-constexpr char VERSION_HASH[0x40] = "ae93061abbc7791fcf8d2f7e7b7b2d62163af697";
+constexpr char VERSION_HASH[0x40] = "c2663accb7490a6ccfe9bc4dfd120ca215490525";
-constexpr char DISPLAY_VERSION[0x18] = "22.5.0";
+constexpr char DISPLAY_VERSION[0x18] = "23.0.0";
-constexpr char DISPLAY_TITLE[0x80] = "NintendoSDK Firmware for NX 22.5.0-1.0 ";
+constexpr char DISPLAY_TITLE[0x80] = "NintendoSDK Firmware for NX 23.0.0-4.0";
-constexpr char VERSION_DIGEST[0x40] = "CusHY#00160500#WxlZDREksAFSi6bQJEV6nm6-cHLg2jikdYRVN3bwqyE=";
+// Leave empty when there's no digest (N/A)
+constexpr char VERSION_DIGEST[0x40] = "";
 
 // Atmosphere version constants.
 constexpr u8 ATMOSPHERE_RELEASE_VERSION_MAJOR = 1;
-constexpr u8 ATMOSPHERE_RELEASE_VERSION_MINOR = 11;
+constexpr u8 ATMOSPHERE_RELEASE_VERSION_MINOR = 12;
-constexpr u8 ATMOSPHERE_RELEASE_VERSION_MICRO = 2;
+constexpr u8 ATMOSPHERE_RELEASE_VERSION_MICRO = 0;
 
 constexpr u32 AtmosphereTargetFirmwareWithRevision(u8 major, u8 minor, u8 micro, u8 rev) {
     return u32{major} << 24 | u32{minor} << 16 | u32{micro} << 8 | u32{rev};

src/core/hle/kernel/svc/svc_info.cpp

@@ -210,6 +210,13 @@ Result GetInfo(Core::System& system, u64* result, InfoType info_id_type, Handle
         *result = system.Kernel().CurrentScheduler()->GetIdleThread()->GetCpuTime();
         R_SUCCEED();
     }
+    case InfoType::Unknown37:
+    case InfoType::Unknown38: {
+        LOG_WARNING(Kernel_SVC, "(STUBBED) called, info_id={:#x}, info_sub_id={:#x}, handle={:#08x}",
+                    info_id, info_sub_id, handle);
+        *result = 0;
+        R_SUCCEED();
+    }
     case InfoType::MesosphereMeta: {
         enum MesosphereMetaInfo : u64 {
             KernelVersion = 0,

src/core/hle/kernel/svc_types.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
@@ -158,6 +158,11 @@ enum class InfoType : u32 {
     IoRegionHint = 27,
     AliasRegionExtraSize = 28,
 
+    TransferMemoryHint = 34,
+
+    Unknown37 = 37,
+    Unknown38 = 38,
+
     MesosphereMeta = 65000,
     MesosphereCurrentProcess = 65001,
 };

src/core/hle/service/am/service/application_creator.cpp

@@ -16,6 +16,7 @@
 #include "core/hle/service/cmif_serialization.h"
 #include "core/loader/loader.h"
 #include "core/launch_timestamp_cache.h"
+#include "core/hle/api_version.h"
 
 namespace Service::AM {
 
@@ -87,7 +88,7 @@ Result IApplicationCreator::CreateSystemApplication(
 
     std::vector<u8> control;
     std::unique_ptr<Loader::AppLoader> loader;
-    auto process = CreateProcess(system, application_id, 1, 22);
+    auto process = CreateProcess(system, application_id, 1, HLE::ApiVersion::HOS_VERSION_MAJOR);
     R_UNLESS(process != nullptr, ResultUnknown);
 
     const auto applet = std::make_shared<Applet>(system, std::move(process), true);

src/core/hle/service/am/service/library_applet_creator.cpp

@@ -13,6 +13,8 @@
 #include "core/hle/service/am/process_creation.h"
 #include "core/hle/service/am/service/library_applet_accessor.h"
 #include "core/hle/service/am/service/library_applet_creator.h"
+
+#include "core/hle/api_version.h"
 #include "core/hle/service/am/service/storage.h"
 #include "core/hle/service/am/window_system.h"
 #include "core/hle/service/cmif_serialization.h"
@@ -108,20 +110,7 @@ std::shared_ptr<ILibraryAppletAccessor> CreateGuestApplet(Core::System& system,
         return {};
     }
 
-    // TODO: enable other versions of applets
+    auto process = CreateProcess(system, program_id, 1, HLE::ApiVersion::HOS_VERSION_MAJOR);
-    enum : u8 {
-        Firmware1400 = 14,
-        Firmware1500 = 15,
-        Firmware1600 = 16,
-        Firmware1700 = 17,
-        Firmware1800 = 18,
-        Firmware1900 = 19,
-        Firmware2000 = 20,
-        Firmware2100 = 21,
-        Firmware2200 = 22,
-    };
-
-    auto process = CreateProcess(system, program_id, Firmware1400, Firmware2200);
     if (process) {
         const auto applet = std::make_shared<Applet>(system, std::move(process), false);
         applet->program_id = program_id;

src/core/hle/service/am/service/self_controller.cpp

@@ -71,6 +71,7 @@ ISelfController::ISelfController(Core::System& system_, std::shared_ptr<Applet>
         {120, D<&ISelfController::SaveCurrentScreenshot>, "SaveCurrentScreenshot"},
         {130, D<&ISelfController::SetRecordVolumeMuted>, "SetRecordVolumeMuted"},
         {230, D<&ISelfController::Unknown230>, "Unknown230"},
+        {240, D<&ISelfController::Unknown240>, "Unknown240"},
         {1000, nullptr, "GetDebugStorageChannel"},
     };
     // clang-format on
@@ -422,4 +423,10 @@ Result ISelfController::Unknown230(u32 in_val, Out<u16> out_val) {
     R_SUCCEED();
 }
 
+Result ISelfController::Unknown240(u32 in_val) {
+    LOG_WARNING(Service_AM, "(STUBBED) called, in_val={}", in_val);
+
+    R_SUCCEED();
+}
+
 } // namespace Service::AM

src/core/hle/service/am/service/self_controller.h

@@ -68,6 +68,7 @@ private:
     Result SaveCurrentScreenshot(Capture::AlbumReportOption album_report_option);
     Result SetRecordVolumeMuted(bool muted);
     Result Unknown230(u32 in_val, Out<u16> out_val);
+    Result Unknown240(u32 in_val);
 
     Kernel::KProcess* const m_process;
     const std::shared_ptr<Applet> m_applet;

src/core/hle/service/filesystem/fsp/fsp_srv.cpp

@@ -54,7 +54,7 @@ FSP_SRV::FSP_SRV(Core::System& system_)
     static const FunctionInfo functions[] = {
         {0, nullptr, "OpenFileSystem"},
         {1, D<&FSP_SRV::SetCurrentProcess>, "SetCurrentProcess"},
-        {2, nullptr, "OpenDataFileSystemByCurrentProcess"},
+        {2, D<&FSP_SRV::OpenDataFileSystemByCurrentProcess>, "OpenDataFileSystemByCurrentProcess"},
         {7, D<&FSP_SRV::OpenFileSystemWithPatch>, "OpenFileSystemWithPatch"},
         {8, nullptr, "OpenFileSystemWithId"},
         {9, nullptr, "OpenDataFileSystemByApplicationId"},
@@ -118,6 +118,7 @@ FSP_SRV::FSP_SRV(Core::System& system_)
         {204, nullptr, "OpenDataFileSystemByProgramIndex"},
         {205, D<&FSP_SRV::OpenDataStorageWithProgramIndex>, "OpenDataStorageWithProgramIndex"},
         {206, nullptr, "OpenDataStorageByPath"},
+        {210, D<&FSP_SRV::SetCurrentProcess>, "SetCurrentProcess"},
         {400, nullptr, "OpenDeviceOperator"},
         {500, nullptr, "OpenSdCardDetectionEventNotifier"},
         {501, nullptr, "OpenGameCardDetectionEventNotifier"},
@@ -460,6 +461,31 @@ Result FSP_SRV::OpenSaveDataTransferProhibiter(
     R_SUCCEED();
 }
 
+Result FSP_SRV::OpenDataFileSystemByCurrentProcess(OutInterface<IFileSystem> out_interface) {
+    LOG_DEBUG(Service_FS, "called");
+
+    if (!romfs) {
+        auto current_romfs = romfs_controller->OpenRomFSCurrentProcess();
+        if (!current_romfs) {
+            LOG_CRITICAL(Service_FS, "No file system interface available!");
+            R_RETURN(ResultUnknown);
+        }
+
+        romfs = current_romfs;
+    }
+
+    auto extracted_romfs = FileSys::ExtractRomFS(romfs);
+    if (!extracted_romfs) {
+        LOG_CRITICAL(Service_FS, "Failed to extract RomFS for the current process!");
+        R_RETURN(ResultUnknown);
+    }
+
+    *out_interface = std::make_shared<IFileSystem>(
+        system, extracted_romfs, SizeGetter::FromStorageId(fsc, FileSys::StorageId::NandUser));
+
+    R_SUCCEED();
+}
+
 Result FSP_SRV::OpenDataStorageByCurrentProcess(OutInterface<IStorage> out_interface) {
     LOG_DEBUG(Service_FS, "called");
 

src/core/hle/service/filesystem/fsp/fsp_srv.h

@@ -51,6 +51,7 @@ public:
 
 private:
     Result SetCurrentProcess(ClientProcessId pid);
+    Result OpenDataFileSystemByCurrentProcess(OutInterface<IFileSystem> out_interface);
     Result OpenFileSystemWithPatch(OutInterface<IFileSystem> out_interface,
                                    FileSystemProxyType type, u64 open_program_id);
     Result OpenSdCardFileSystem(OutInterface<IFileSystem> out_interface);

src/core/hle/service/pctl/parental_control_service.cpp

@@ -4,6 +4,8 @@
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include <chrono>
+
 #include "core/core.h"
 #include "core/file_sys/control_metadata.h"
 #include "core/file_sys/patch_manager.h"
@@ -94,6 +96,7 @@ IParentalControlService::IParentalControlService(Core::System& system_, Capabili
         {1457, D<&IParentalControlService::GetPlayTimerEventToRequestSuspension>, "GetPlayTimerEventToRequestSuspension"},
         {1458, D<&IParentalControlService::IsPlayTimerAlarmDisabled>, "IsPlayTimerAlarmDisabled"},
         {1459, D<&IParentalControlService::GetPlayTimerRemainingTimeDisplayInfo>, "GetPlayTimerRemainingTimeDisplayInfo"},
+        {1460, D<&IParentalControlService::Unknown1460>, "Unknown1460"},
         {1471, nullptr, "NotifyWrongPinCodeInputManyTimes"},
         {1472, nullptr, "CancelNetworkRequest"},
         {1473, D<&IParentalControlService::GetUnlinkedEvent>, "GetUnlinkedEvent"},
@@ -440,8 +443,15 @@ Result IParentalControlService::IsPlayTimerAlarmDisabled(Out<bool> out_play_time
     R_SUCCEED();
 }
 
-Result IParentalControlService::GetPlayTimerRemainingTimeDisplayInfo(/* Out 0x18 */) {
+Result IParentalControlService::GetPlayTimerRemainingTimeDisplayInfo(Out<PlayTimerRemainingTimeDisplayInfo> out_display_info) {
-    LOG_INFO(Service_PCTL, "called");
+    LOG_DEBUG(Service_PCTL, "called");
+    *out_display_info = {.state = PlayTimerDisplayState::NotConfigured};
+    R_SUCCEED();
+}
+
+Result IParentalControlService::Unknown1460(u8 in_unk, Out<PlayTimerRemainingTimeDisplayInfo> out_display_info) {
+    LOG_DEBUG(Service_PCTL, "called, in_unk={}", in_unk);
+    *out_display_info = {.state = PlayTimerDisplayState::NotConfigured};
     R_SUCCEED();
 }
 

src/core/hle/service/pctl/parental_control_service.h

@@ -55,7 +55,8 @@ private:
     Result GetPlayTimerSettingsOld(Out<PlayTimerSettingsOld> out_play_timer_settings);
     Result GetPlayTimerEventToRequestSuspension(OutCopyHandle<Kernel::KReadableEvent> out_event);
     Result IsPlayTimerAlarmDisabled(Out<bool> out_play_timer_alarm_disabled);
-    Result GetPlayTimerRemainingTimeDisplayInfo();
+    Result GetPlayTimerRemainingTimeDisplayInfo(Out<PlayTimerRemainingTimeDisplayInfo> out_display_info);
+    Result Unknown1460(u8 in_unk, Out<PlayTimerRemainingTimeDisplayInfo> out_display_info);
     Result GetUnlinkedEvent(OutCopyHandle<Kernel::KReadableEvent> out_event);
     Result GetStereoVisionRestriction(Out<bool> out_stereo_vision_restriction);
     Result SetStereoVisionRestriction(bool stereo_vision_restriction);

src/core/hle/service/pctl/pctl_types.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
@@ -49,4 +49,25 @@ struct PlayTimerSettings {
 };
 static_assert(sizeof(PlayTimerSettings) == 0x44, "PlayTimerSettings has incorrect size.");
 
+enum class PlayTimerDisplayState : u8 {
+    TimesUp = 0,
+    BedtimeAlarm = 1,
+    RemainingTime = 2,
+    Unknown3 = 3,
+    Unknown4 = 4,
+    Unknown5 = 5,
+    TimerDisabled = 6,
+    NotConfigured = 7,
+};
+
+// This is nn::pctl::PlayTimerRemainingTimeDisplayInfo
+struct PlayTimerRemainingTimeDisplayInfo {
+    PlayTimerDisplayState state;
+    INSERT_PADDING_BYTES(0x7);
+    u64 unknown_08;
+    u64 remaining_time;
+};
+static_assert(sizeof(PlayTimerRemainingTimeDisplayInfo) == 0x18,
+              "PlayTimerRemainingTimeDisplayInfo has incorrect size.");
+
 } // namespace Service::PCTL