48 files changed, 1418 insertions, 568 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6e98b557e..918cf5372 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,21 +23,21 @@ option(ENABLE_CUBEB "Enables the cubeb audio backend" ON)
 
 option(USE_DISCORD_PRESENCE "Enables Discord Rich Presence" OFF)
 
-if(NOT EXISTS ${CMAKE_SOURCE_DIR}/.git/hooks/pre-commit)
+if(NOT EXISTS ${PROJECT_SOURCE_DIR}/.git/hooks/pre-commit)
     message(STATUS "Copying pre-commit hook")
     file(COPY hooks/pre-commit
-        DESTINATION ${CMAKE_SOURCE_DIR}/.git/hooks)
+        DESTINATION ${PROJECT_SOURCE_DIR}/.git/hooks)
 endif()
 
 # Sanity check : Check that all submodules are present
 # =======================================================================
 
 function(check_submodules_present)
-    file(READ "${CMAKE_SOURCE_DIR}/.gitmodules" gitmodules)
+    file(READ "${PROJECT_SOURCE_DIR}/.gitmodules" gitmodules)
     string(REGEX MATCHALL "path *= *[^ \t\r\n]*" gitmodules ${gitmodules})
     foreach(module ${gitmodules})
         string(REGEX REPLACE "path *= *" "" module ${module})
-        if (NOT EXISTS "${CMAKE_SOURCE_DIR}/${module}/.git")
+        if (NOT EXISTS "${PROJECT_SOURCE_DIR}/${module}/.git")
             message(FATAL_ERROR "Git submodule ${module} not found. "
                     "Please run: git submodule update --init --recursive")
         endif()
@@ -45,17 +45,17 @@ function(check_submodules_present)
 endfunction()
 check_submodules_present()
 
-configure_file(${CMAKE_SOURCE_DIR}/dist/compatibility_list/compatibility_list.qrc
-               ${CMAKE_BINARY_DIR}/dist/compatibility_list/compatibility_list.qrc
+configure_file(${PROJECT_SOURCE_DIR}/dist/compatibility_list/compatibility_list.qrc
+               ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.qrc
                COPYONLY)
-if (ENABLE_COMPATIBILITY_LIST_DOWNLOAD AND NOT EXISTS ${CMAKE_BINARY_DIR}/dist/compatibility_list/compatibility_list.json)
+if (ENABLE_COMPATIBILITY_LIST_DOWNLOAD AND NOT EXISTS ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.json)
     message(STATUS "Downloading compatibility list for yuzu...")
     file(DOWNLOAD
         https://api.yuzu-emu.org/gamedb/
-        "${CMAKE_BINARY_DIR}/dist/compatibility_list/compatibility_list.json" SHOW_PROGRESS)
+        "${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.json" SHOW_PROGRESS)
 endif()
-if (NOT EXISTS ${CMAKE_BINARY_DIR}/dist/compatibility_list/compatibility_list.json)
-    file(WRITE ${CMAKE_BINARY_DIR}/dist/compatibility_list/compatibility_list.json "")
+if (NOT EXISTS ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.json)
+    file(WRITE ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.json "")
 endif()
 
 # Detect current compilation architecture and create standard definitions
@@ -178,10 +178,6 @@ endif()
 set_property(DIRECTORY APPEND PROPERTY
     COMPILE_DEFINITIONS $<$<CONFIG:Debug>:_DEBUG> $<$<NOT:$<CONFIG:Debug>>:NDEBUG>)
 
-
-math(EXPR EMU_ARCH_BITS ${CMAKE_SIZEOF_VOID_P}*8)
-add_definitions(-DEMU_ARCH_BITS=${EMU_ARCH_BITS})
-
 # System imported libraries
 # ======================
 
@@ -189,13 +185,13 @@ find_package(Boost 1.63.0 QUIET)
 if (NOT Boost_FOUND)
     message(STATUS "Boost 1.63.0 or newer not found, falling back to externals")
 
-    set(BOOST_ROOT "${CMAKE_SOURCE_DIR}/externals/boost")
+    set(BOOST_ROOT "${PROJECT_SOURCE_DIR}/externals/boost")
     set(Boost_NO_SYSTEM_PATHS OFF)
     find_package(Boost QUIET REQUIRED)
 endif()
 
 # Output binaries to bin/
-set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
 
 # Prefer the -pthread flag on Linux.
 set(THREADS_PREFER_PTHREAD_FLAG ON)
@@ -264,7 +260,7 @@ if (YUZU_USE_BUNDLED_UNICORN)
         endif()
 
         set(UNICORN_FOUND YES)
-        set(UNICORN_PREFIX ${CMAKE_SOURCE_DIR}/externals/unicorn)
+        set(UNICORN_PREFIX ${PROJECT_SOURCE_DIR}/externals/unicorn)
         set(LIBUNICORN_LIBRARY "${UNICORN_PREFIX}/${UNICORN_LIB_NAME}" CACHE PATH "Path to Unicorn library" FORCE)
         set(LIBUNICORN_INCLUDE_DIR "${UNICORN_PREFIX}/include" CACHE PATH "Path to Unicorn headers" FORCE)
         set(UNICORN_DLL_DIR "${UNICORN_PREFIX}/" CACHE PATH "Path to unicorn dynamic library" FORCE)
@@ -356,12 +352,12 @@ set(CLANG_FORMAT_POSTFIX "-6.0")
 find_program(CLANG_FORMAT
     NAMES clang-format${CLANG_FORMAT_POSTFIX}
           clang-format
-    PATHS ${CMAKE_BINARY_DIR}/externals)
+    PATHS ${PROJECT_BINARY_DIR}/externals)
 # if find_program doesn't find it, try to download from externals
 if (NOT CLANG_FORMAT)
     if (WIN32)
         message(STATUS "Clang format not found! Downloading...")
-        set(CLANG_FORMAT "${CMAKE_BINARY_DIR}/externals/clang-format${CLANG_FORMAT_POSTFIX}.exe")
+        set(CLANG_FORMAT "${PROJECT_BINARY_DIR}/externals/clang-format${CLANG_FORMAT_POSTFIX}.exe")
         file(DOWNLOAD
             https://github.com/yuzu-emu/ext-windows-bin/raw/master/clang-format${CLANG_FORMAT_POSTFIX}.exe
             "${CLANG_FORMAT}" SHOW_PROGRESS
@@ -377,7 +373,7 @@ if (NOT CLANG_FORMAT)
 endif()
 
 if (CLANG_FORMAT)
-    set(SRCS ${CMAKE_SOURCE_DIR}/src)
+    set(SRCS ${PROJECT_SOURCE_DIR}/src)
     set(CCOMMENT "Running clang format against all the .h and .cpp files in src/")
     if (WIN32)
         add_custom_target(clang-format
@@ -450,10 +446,10 @@ endif()
 # http://standards.freedesktop.org/icon-theme-spec/icon-theme-spec-latest.html
 # http://standards.freedesktop.org/shared-mime-info-spec/shared-mime-info-spec-latest.html
 if(ENABLE_QT AND UNIX AND NOT APPLE)
-    install(FILES "${CMAKE_SOURCE_DIR}/dist/yuzu.desktop"
+    install(FILES "${PROJECT_SOURCE_DIR}/dist/yuzu.desktop"
             DESTINATION "${CMAKE_INSTALL_PREFIX}/share/applications")
-    install(FILES "${CMAKE_SOURCE_DIR}/dist/yuzu.svg"
+    install(FILES "${PROJECT_SOURCE_DIR}/dist/yuzu.svg"
             DESTINATION "${CMAKE_INSTALL_PREFIX}/share/icons/hicolor/scalable/apps")
-    install(FILES "${CMAKE_SOURCE_DIR}/dist/yuzu.xml"
+    install(FILES "${PROJECT_SOURCE_DIR}/dist/yuzu.xml"
             DESTINATION "${CMAKE_INSTALL_PREFIX}/share/mime/packages")
 endif()
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index d0e506689..eccd8f64a 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -64,8 +64,6 @@ add_library(common STATIC
     logging/text_formatter.cpp
     logging/text_formatter.h
     math_util.h
-    memory_util.cpp
-    memory_util.h
     microprofile.cpp
     microprofile.h
     microprofileui.h
diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index 9f5918851..6d5218465 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -196,6 +196,7 @@ void FileBackend::Write(const Entry& entry) {
     SUB(Service, NFP)                                                                              \
     SUB(Service, NIFM)                                                                             \
     SUB(Service, NIM)                                                                              \
+    SUB(Service, NPNS)                                                                             \
     SUB(Service, NS)                                                                               \
     SUB(Service, NVDRV)                                                                            \
     SUB(Service, PCIE)                                                                             \
@@ -204,10 +205,12 @@ void FileBackend::Write(const Entry& entry) {
     SUB(Service, PM)                                                                               \
     SUB(Service, PREPO)                                                                            \
     SUB(Service, PSC)                                                                              \
+    SUB(Service, PSM)                                                                              \
     SUB(Service, SET)                                                                              \
     SUB(Service, SM)                                                                               \
     SUB(Service, SPL)                                                                              \
     SUB(Service, SSL)                                                                              \
+    SUB(Service, TCAP)                                                                             \
     SUB(Service, Time)                                                                             \
     SUB(Service, USB)                                                                              \
     SUB(Service, VI)                                                                               \
diff --git a/src/common/logging/log.h b/src/common/logging/log.h
index c9161155a..d4ec31ec3 100644
--- a/src/common/logging/log.h
+++ b/src/common/logging/log.h
@@ -83,6 +83,7 @@ enum class Class : ClassType {
     Service_NFP,       ///< The NFP service
     Service_NIFM,      ///< The NIFM (Network interface) service
     Service_NIM,       ///< The NIM service
+    Service_NPNS,      ///< The NPNS service
     Service_NS,        ///< The NS services
     Service_NVDRV,     ///< The NVDRV (Nvidia driver) service
     Service_PCIE,      ///< The PCIe service
@@ -96,6 +97,7 @@ enum class Class : ClassType {
     Service_SM,        ///< The SM (Service manager) service
     Service_SPL,       ///< The SPL service
     Service_SSL,       ///< The SSL service
+    Service_TCAP,      ///< The TCAP service.
     Service_Time,      ///< The time service
     Service_USB,       ///< The USB (Universal Serial Bus) service
     Service_VI,        ///< The VI (Video interface) service
diff --git a/src/common/memory_util.cpp b/src/common/memory_util.cpp
deleted file mode 100644
index 9736fb12a..000000000
--- a/src/common/memory_util.cpp
+++ /dev/null
@@ -1,177 +0,0 @@
-// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/logging/log.h"
-#include "common/memory_util.h"
-
-#ifdef _WIN32
-#include <windows.h>
-// Windows.h needs to be included before psapi.h
-#include <psapi.h>
-#include "common/common_funcs.h"
-#include "common/string_util.h"
-#else
-#include <cstdlib>
-#include <sys/mman.h>
-#endif
-
-#if !defined(_WIN32) && defined(ARCHITECTURE_x86_64) && !defined(MAP_32BIT)
-#include <unistd.h>
-#define PAGE_MASK (getpagesize() - 1)
-#define round_page(x) ((((unsigned long)(x)) + PAGE_MASK) & ~(PAGE_MASK))
-#endif
-
-// This is purposely not a full wrapper for virtualalloc/mmap, but it
-// provides exactly the primitive operations that Dolphin needs.
-
-void* AllocateExecutableMemory(std::size_t size, bool low) {
-#if defined(_WIN32)
-    void* ptr = VirtualAlloc(nullptr, size, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
-#else
-    static char* map_hint = nullptr;
-#if defined(ARCHITECTURE_x86_64) && !defined(MAP_32BIT)
-    // This OS has no flag to enforce allocation below the 4 GB boundary,
-    // but if we hint that we want a low address it is very likely we will
-    // get one.
-    // An older version of this code used MAP_FIXED, but that has the side
-    // effect of discarding already mapped pages that happen to be in the
-    // requested virtual memory range (such as the emulated RAM, sometimes).
-    if (low && (!map_hint))
-        map_hint = (char*)round_page(512 * 1024 * 1024); /* 0.5 GB rounded up to the next page */
-#endif
-    void* ptr = mmap(map_hint, size, PROT_READ | PROT_WRITE | PROT_EXEC,
-                     MAP_ANON | MAP_PRIVATE
-#if defined(ARCHITECTURE_x86_64) && defined(MAP_32BIT)
-                         | (low ? MAP_32BIT : 0)
-#endif
-                         ,
-                     -1, 0);
-#endif /* defined(_WIN32) */
-
-#ifdef _WIN32
-    if (ptr == nullptr) {
-#else
-    if (ptr == MAP_FAILED) {
-        ptr = nullptr;
-#endif
-        LOG_ERROR(Common_Memory, "Failed to allocate executable memory");
-    }
-#if !defined(_WIN32) && defined(ARCHITECTURE_x86_64) && !defined(MAP_32BIT)
-    else {
-        if (low) {
-            map_hint += size;
-            map_hint = (char*)round_page(map_hint); /* round up to the next page */
-        }
-    }
-#endif
-
-#if EMU_ARCH_BITS == 64
-    if ((u64)ptr >= 0x80000000 && low == true)
-        LOG_ERROR(Common_Memory, "Executable memory ended up above 2GB!");
-#endif
-
-    return ptr;
-}
-
-void* AllocateMemoryPages(std::size_t size) {
-#ifdef _WIN32
-    void* ptr = VirtualAlloc(nullptr, size, MEM_COMMIT, PAGE_READWRITE);
-#else
-    void* ptr = mmap(nullptr, size, PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0);
-
-    if (ptr == MAP_FAILED)
-        ptr = nullptr;
-#endif
-
-    if (ptr == nullptr)
-        LOG_ERROR(Common_Memory, "Failed to allocate raw memory");
-
-    return ptr;
-}
-
-void* AllocateAlignedMemory(std::size_t size, std::size_t alignment) {
-#ifdef _WIN32
-    void* ptr = _aligned_malloc(size, alignment);
-#else
-    void* ptr = nullptr;
-#ifdef ANDROID
-    ptr = memalign(alignment, size);
-#else
-    if (posix_memalign(&ptr, alignment, size) != 0)
-        LOG_ERROR(Common_Memory, "Failed to allocate aligned memory");
-#endif
-#endif
-
-    if (ptr == nullptr)
-        LOG_ERROR(Common_Memory, "Failed to allocate aligned memory");
-
-    return ptr;
-}
-
-void FreeMemoryPages(void* ptr, std::size_t size) {
-    if (ptr) {
-#ifdef _WIN32
-        if (!VirtualFree(ptr, 0, MEM_RELEASE))
-            LOG_ERROR(Common_Memory, "FreeMemoryPages failed!\n{}", GetLastErrorMsg());
-#else
-        munmap(ptr, size);
-#endif
-    }
-}
-
-void FreeAlignedMemory(void* ptr) {
-    if (ptr) {
-#ifdef _WIN32
-        _aligned_free(ptr);
-#else
-        free(ptr);
-#endif
-    }
-}
-
-void WriteProtectMemory(void* ptr, std::size_t size, bool allowExecute) {
-#ifdef _WIN32
-    DWORD oldValue;
-    if (!VirtualProtect(ptr, size, allowExecute ? PAGE_EXECUTE_READ : PAGE_READONLY, &oldValue))
-        LOG_ERROR(Common_Memory, "WriteProtectMemory failed!\n{}", GetLastErrorMsg());
-#else
-    mprotect(ptr, size, allowExecute ? (PROT_READ | PROT_EXEC) : PROT_READ);
-#endif
-}
-
-void UnWriteProtectMemory(void* ptr, std::size_t size, bool allowExecute) {
-#ifdef _WIN32
-    DWORD oldValue;
-    if (!VirtualProtect(ptr, size, allowExecute ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE,
-                        &oldValue))
-        LOG_ERROR(Common_Memory, "UnWriteProtectMemory failed!\n{}", GetLastErrorMsg());
-#else
-    mprotect(ptr, size,
-             allowExecute ? (PROT_READ | PROT_WRITE | PROT_EXEC) : PROT_WRITE | PROT_READ);
-#endif
-}
-
-std::string MemUsage() {
-#ifdef _WIN32
-#pragma comment(lib, "psapi")
-    DWORD processID = GetCurrentProcessId();
-    HANDLE hProcess;
-    PROCESS_MEMORY_COUNTERS pmc;
-    std::string Ret;
-
-    // Print information about the memory usage of the process.
-
-    hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, processID);
-    if (nullptr == hProcess)
-        return "MemUsage Error";
-
-    if (GetProcessMemoryInfo(hProcess, &pmc, sizeof(pmc)))
-        Ret = fmt::format("{} K", Common::ThousandSeparate(pmc.WorkingSetSize / 1024, 7));
-
-    CloseHandle(hProcess);
-    return Ret;
-#else
-    return "";
-#endif
-}
diff --git a/src/common/memory_util.h b/src/common/memory_util.h
deleted file mode 100644
index aad071979..000000000
--- a/src/common/memory_util.h
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <cstddef>
-#include <string>
-
-void* AllocateExecutableMemory(std::size_t size, bool low = true);
-void* AllocateMemoryPages(std::size_t size);
-void FreeMemoryPages(void* ptr, std::size_t size);
-void* AllocateAlignedMemory(std::size_t size, std::size_t alignment);
-void FreeAlignedMemory(void* ptr);
-void WriteProtectMemory(void* ptr, std::size_t size, bool executable = false);
-void UnWriteProtectMemory(void* ptr, std::size_t size, bool allowExecute = false);
-std::string MemUsage();
-
-inline int GetPageSize() {
-    return 4096;
-}
diff --git a/src/core/crypto/key_manager.cpp b/src/core/crypto/key_manager.cpp
index fd0786068..fefc3c747 100644
--- a/src/core/crypto/key_manager.cpp
+++ b/src/core/crypto/key_manager.cpp
@@ -713,7 +713,6 @@ void KeyManager::DeriveBase() {
 
     const auto sbk = GetKey(S128KeyType::SecureBoot);
     const auto tsec = GetKey(S128KeyType::TSEC);
-    const auto master_source = GetKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::Master));
 
     for (size_t i = 0; i < revisions.size(); ++i) {
         if (!revisions[i])
diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp
index 0117cb0bf..1f4928562 100644
--- a/src/core/file_sys/patch_manager.cpp
+++ b/src/core/file_sys/patch_manager.cpp
@@ -168,7 +168,8 @@ bool PatchManager::HasNSOPatch(const std::array<u8, 32>& build_id_) const {
 
 static void ApplyLayeredFS(VirtualFile& romfs, u64 title_id, ContentRecordType type) {
     const auto load_dir = Service::FileSystem::GetModificationLoadRoot(title_id);
-    if (type != ContentRecordType::Program || load_dir == nullptr || load_dir->GetSize() <= 0) {
+    if ((type != ContentRecordType::Program && type != ContentRecordType::Data) ||
+        load_dir == nullptr || load_dir->GetSize() <= 0) {
         return;
     }
 
@@ -218,7 +219,7 @@ VirtualFile PatchManager::PatchRomFS(VirtualFile romfs, u64 ivfc_offset, Content
                                         title_id, static_cast<u8>(type))
                                 .c_str();
 
-    if (type == ContentRecordType::Program)
+    if (type == ContentRecordType::Program || type == ContentRecordType::Data)
         LOG_INFO(Loader, log_string);
     else
         LOG_DEBUG(Loader, log_string);
diff --git a/src/core/file_sys/registered_cache.cpp b/src/core/file_sys/registered_cache.cpp
index 1febb398e..29b100414 100644
--- a/src/core/file_sys/registered_cache.cpp
+++ b/src/core/file_sys/registered_cache.cpp
@@ -2,6 +2,7 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <algorithm>
 #include <regex>
 #include <mbedtls/sha256.h>
 #include "common/assert.h"
@@ -30,6 +31,14 @@ bool operator<(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs)
     return (lhs.title_id < rhs.title_id) || (lhs.title_id == rhs.title_id && lhs.type < rhs.type);
 }
 
+bool operator==(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs) {
+    return std::tie(lhs.title_id, lhs.type) == std::tie(rhs.title_id, rhs.type);
+}
+
+bool operator!=(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs) {
+    return !operator==(lhs, rhs);
+}
+
 static bool FollowsTwoDigitDirFormat(std::string_view name) {
     static const std::regex two_digit_regex("000000[0-9A-F]{2}", std::regex_constants::ECMAScript |
                                                                      std::regex_constants::icase);
@@ -593,6 +602,9 @@ std::vector<RegisteredCacheEntry> RegisteredCacheUnion::ListEntries() const {
             },
             [](const CNMT& c, const ContentRecord& r) { return true; });
     }
+
+    std::sort(out.begin(), out.end());
+    out.erase(std::unique(out.begin(), out.end()), out.end());
     return out;
 }
 
@@ -616,6 +628,9 @@ std::vector<RegisteredCacheEntry> RegisteredCacheUnion::ListEntriesFilter(
                 return true;
             });
     }
+
+    std::sort(out.begin(), out.end());
+    out.erase(std::unique(out.begin(), out.end()), out.end());
     return out;
 }
 } // namespace FileSys
diff --git a/src/core/file_sys/registered_cache.h b/src/core/file_sys/registered_cache.h
index 5ddacba47..5beceffb3 100644
--- a/src/core/file_sys/registered_cache.h
+++ b/src/core/file_sys/registered_cache.h
@@ -50,6 +50,10 @@ constexpr u64 GetUpdateTitleID(u64 base_title_id) {
 // boost flat_map requires operator< for O(log(n)) lookups.
 bool operator<(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs);
 
+// std unique requires operator== to identify duplicates.
+bool operator==(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs);
+bool operator!=(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs);
+
 /*
  * A class that catalogues NCAs in the registered directory structure.
  * Nintendo's registered format follows this structure:
@@ -60,8 +64,8 @@ bool operator<(const RegisteredCacheEntry& lhs, const RegisteredCacheEntry& rhs)
  *         | 00
  *         | 01 <- Actual content split along 4GB boundaries. (optional)
  *
- * (This impl also supports substituting the nca dir for an nca file, as that's more convenient when
- * 4GB splitting can be ignored.)
+ * (This impl also supports substituting the nca dir for an nca file, as that's more convenient
+ * when 4GB splitting can be ignored.)
  */
 class RegisteredCache {
     friend class RegisteredCacheUnion;
diff --git a/src/core/file_sys/vfs.cpp b/src/core/file_sys/vfs.cpp
index bfe50da73..3824c74e0 100644
--- a/src/core/file_sys/vfs.cpp
+++ b/src/core/file_sys/vfs.cpp
@@ -472,10 +472,14 @@ bool VfsRawCopy(const VirtualFile& src, const VirtualFile& dest, std::size_t blo
     std::vector<u8> temp(std::min(block_size, src->GetSize()));
     for (std::size_t i = 0; i < src->GetSize(); i += block_size) {
         const auto read = std::min(block_size, src->GetSize() - i);
-        const auto block = src->Read(temp.data(), read, i);
 
-        if (dest->Write(temp.data(), read, i) != read)
+        if (src->Read(temp.data(), read, i) != read) {
             return false;
+        }
+
+        if (dest->Write(temp.data(), read, i) != read) {
+            return false;
+        }
     }
 
     return true;
diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp
index edad5f1b1..68d5376cb 100644
--- a/src/core/hle/kernel/hle_ipc.cpp
+++ b/src/core/hle/kernel/hle_ipc.cpp
@@ -77,7 +77,8 @@ HLERequestContext::HLERequestContext(SharedPtr<Kernel::ServerSession> server_ses
 
 HLERequestContext::~HLERequestContext() = default;
 
-void HLERequestContext::ParseCommandBuffer(u32_le* src_cmdbuf, bool incoming) {
+void HLERequestContext::ParseCommandBuffer(const HandleTable& handle_table, u32_le* src_cmdbuf,
+                                           bool incoming) {
     IPC::RequestParser rp(src_cmdbuf);
     command_header = std::make_shared<IPC::CommandHeader>(rp.PopRaw<IPC::CommandHeader>());
 
@@ -94,8 +95,6 @@ void HLERequestContext::ParseCommandBuffer(u32_le* src_cmdbuf, bool incoming) {
             rp.Skip(2, false);
         }
         if (incoming) {
-            auto& handle_table = Core::System::GetInstance().Kernel().HandleTable();
-
             // Populate the object lists with the data in the IPC request.
             for (u32 handle = 0; handle < handle_descriptor_header->num_handles_to_copy; ++handle) {
                 copy_objects.push_back(handle_table.GetGeneric(rp.Pop<Handle>()));
@@ -189,10 +188,9 @@ void HLERequestContext::ParseCommandBuffer(u32_le* src_cmdbuf, bool incoming) {
     rp.Skip(1, false); // The command is actually an u64, but we don't use the high part.
 }
 
-ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(u32_le* src_cmdbuf,
-                                                                Process& src_process,
-                                                                HandleTable& src_table) {
-    ParseCommandBuffer(src_cmdbuf, true);
+ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(const HandleTable& handle_table,
+                                                                u32_le* src_cmdbuf) {
+    ParseCommandBuffer(handle_table, src_cmdbuf, true);
     if (command_header->type == IPC::CommandType::Close) {
         // Close does not populate the rest of the IPC header
         return RESULT_SUCCESS;
@@ -207,14 +205,17 @@ ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(u32_le* src_cmdb
     return RESULT_SUCCESS;
 }
 
-ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(const Thread& thread) {
+ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(Thread& thread) {
+    auto& owner_process = *thread.GetOwnerProcess();
+    auto& handle_table = owner_process.GetHandleTable();
+
     std::array<u32, IPC::COMMAND_BUFFER_LENGTH> dst_cmdbuf;
-    Memory::ReadBlock(*thread.GetOwnerProcess(), thread.GetTLSAddress(), dst_cmdbuf.data(),
+    Memory::ReadBlock(owner_process, thread.GetTLSAddress(), dst_cmdbuf.data(),
                       dst_cmdbuf.size() * sizeof(u32));
 
     // The header was already built in the internal command buffer. Attempt to parse it to verify
     // the integrity and then copy it over to the target command buffer.
-    ParseCommandBuffer(cmd_buf.data(), false);
+    ParseCommandBuffer(handle_table, cmd_buf.data(), false);
 
     // The data_size already includes the payload header, the padding and the domain header.
     std::size_t size = data_payload_offset + command_header->data_size -
@@ -236,8 +237,6 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(const Thread& thread)
         ASSERT(copy_objects.size() == handle_descriptor_header->num_handles_to_copy);
         ASSERT(move_objects.size() == handle_descriptor_header->num_handles_to_move);
 
-        auto& handle_table = Core::System::GetInstance().Kernel().HandleTable();
-
         // We don't make a distinction between copy and move handles when translating since HLE
         // services don't deal with handles directly. However, the guest applications might check
         // for specific values in each of these descriptors.
@@ -268,7 +267,7 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(const Thread& thread)
     }
 
     // Copy the translated command buffer back into the thread's command buffer area.
-    Memory::WriteBlock(*thread.GetOwnerProcess(), thread.GetTLSAddress(), dst_cmdbuf.data(),
+    Memory::WriteBlock(owner_process, thread.GetTLSAddress(), dst_cmdbuf.data(),
                        dst_cmdbuf.size() * sizeof(u32));
 
     return RESULT_SUCCESS;
diff --git a/src/core/hle/kernel/hle_ipc.h b/src/core/hle/kernel/hle_ipc.h
index 894479ee0..f01491daa 100644
--- a/src/core/hle/kernel/hle_ipc.h
+++ b/src/core/hle/kernel/hle_ipc.h
@@ -24,10 +24,10 @@ class ServiceFrameworkBase;
 namespace Kernel {
 
 class Domain;
+class Event;
 class HandleTable;
 class HLERequestContext;
 class Process;
-class Event;
 
 /**
  * Interface implemented by HLE Session handlers.
@@ -126,13 +126,12 @@ public:
                                        u64 timeout, WakeupCallback&& callback,
                                        Kernel::SharedPtr<Kernel::Event> event = nullptr);
 
-    void ParseCommandBuffer(u32_le* src_cmdbuf, bool incoming);
-
     /// Populates this context with data from the requesting process/thread.
-    ResultCode PopulateFromIncomingCommandBuffer(u32_le* src_cmdbuf, Process& src_process,
-                                                 HandleTable& src_table);
+    ResultCode PopulateFromIncomingCommandBuffer(const HandleTable& handle_table,
+                                                 u32_le* src_cmdbuf);
+
     /// Writes data from this context back to the requesting process/thread.
-    ResultCode WriteToOutgoingCommandBuffer(const Thread& thread);
+    ResultCode WriteToOutgoingCommandBuffer(Thread& thread);
 
     u32_le GetCommand() const {
         return command;
@@ -255,6 +254,8 @@ public:
     std::string Description() const;
 
 private:
+    void ParseCommandBuffer(const HandleTable& handle_table, u32_le* src_cmdbuf, bool incoming);
+
     std::array<u32, IPC::COMMAND_BUFFER_LENGTH> cmd_buf;
     SharedPtr<Kernel::ServerSession> server_session;
     // TODO(yuriks): Check common usage of this and optimize size accordingly
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index bd680adfe..4b6b32dd5 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -118,7 +118,6 @@ struct KernelCore::Impl {
         process_list.clear();
         current_process = nullptr;
 
-        handle_table.Clear();
         resource_limits.fill(nullptr);
 
         thread_wakeup_callback_handle_table.Clear();
@@ -209,7 +208,6 @@ struct KernelCore::Impl {
     std::vector<SharedPtr<Process>> process_list;
     Process* current_process = nullptr;
 
-    Kernel::HandleTable handle_table;
     std::array<SharedPtr<ResourceLimit>, 4> resource_limits;
 
     /// The event type of the generic timer callback event
@@ -241,14 +239,6 @@ void KernelCore::Shutdown() {
     impl->Shutdown();
 }
 
-Kernel::HandleTable& KernelCore::HandleTable() {
-    return impl->handle_table;
-}
-
-const Kernel::HandleTable& KernelCore::HandleTable() const {
-    return impl->handle_table;
-}
-
 SharedPtr<ResourceLimit> KernelCore::ResourceLimitForCategory(
     ResourceLimitCategory category) const {
     return impl->resource_limits.at(static_cast<std::size_t>(category));
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index 41554821f..7f822d524 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -47,12 +47,6 @@ public:
     /// Clears all resources in use by the kernel instance.
     void Shutdown();
 
-    /// Provides a reference to the handle table.
-    Kernel::HandleTable& HandleTable();
-
-    /// Provides a const reference to the handle table.
-    const Kernel::HandleTable& HandleTable() const;
-
     /// Retrieves a shared pointer to a ResourceLimit identified by the given category.
     SharedPtr<ResourceLimit> ResourceLimitForCategory(ResourceLimitCategory category) const;
 
diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h
index f2816943a..148478488 100644
--- a/src/core/hle/kernel/process.h
+++ b/src/core/hle/kernel/process.h
@@ -13,6 +13,7 @@
 #include <boost/container/static_vector.hpp>
 #include "common/bit_field.h"
 #include "common/common_types.h"
+#include "core/hle/kernel/handle_table.h"
 #include "core/hle/kernel/object.h"
 #include "core/hle/kernel/thread.h"
 #include "core/hle/kernel/vm_manager.h"
@@ -142,6 +143,16 @@ public:
         return vm_manager;
     }
 
+    /// Gets a reference to the process' handle table.
+    HandleTable& GetHandleTable() {
+        return handle_table;
+    }
+
+    /// Gets a const reference to the process' handle table.
+    const HandleTable& GetHandleTable() const {
+        return handle_table;
+    }
+
     /// Gets the current status of the process
     ProcessStatus GetStatus() const {
         return status;
@@ -294,6 +305,9 @@ private:
     /// specified by metadata provided to the process during loading.
     bool is_64bit_process = true;
 
+    /// Per-process handle table for storing created object handles in.
+    HandleTable handle_table;
+
     std::string name;
 };
 
diff --git a/src/core/hle/kernel/server_session.cpp b/src/core/hle/kernel/server_session.cpp
index 1ece691c7..5fc320403 100644
--- a/src/core/hle/kernel/server_session.cpp
+++ b/src/core/hle/kernel/server_session.cpp
@@ -107,8 +107,7 @@ ResultCode ServerSession::HandleSyncRequest(SharedPtr<Thread> thread) {
     // similar.
     Kernel::HLERequestContext context(this);
     u32* cmd_buf = (u32*)Memory::GetPointer(thread->GetTLSAddress());
-    context.PopulateFromIncomingCommandBuffer(cmd_buf, *Core::CurrentProcess(),
-                                              kernel.HandleTable());
+    context.PopulateFromIncomingCommandBuffer(kernel.CurrentProcess()->GetHandleTable(), cmd_buf);
 
     ResultCode result = RESULT_SUCCESS;
     // If the session has been converted to a domain, handle the domain request
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 690b84930..9a783d524 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -189,14 +189,15 @@ static ResultCode ConnectToNamedPort(Handle* out_handle, VAddr port_name_address
     CASCADE_RESULT(client_session, client_port->Connect());
 
     // Return the client session
-    CASCADE_RESULT(*out_handle, kernel.HandleTable().Create(client_session));
+    auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    CASCADE_RESULT(*out_handle, handle_table.Create(client_session));
     return RESULT_SUCCESS;
 }
 
 /// Makes a blocking IPC call to an OS service.
 static ResultCode SendSyncRequest(Handle handle) {
-    auto& kernel = Core::System::GetInstance().Kernel();
-    SharedPtr<ClientSession> session = kernel.HandleTable().Get<ClientSession>(handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    SharedPtr<ClientSession> session = handle_table.Get<ClientSession>(handle);
     if (!session) {
         LOG_ERROR(Kernel_SVC, "called with invalid handle=0x{:08X}", handle);
         return ERR_INVALID_HANDLE;
@@ -215,8 +216,8 @@ static ResultCode SendSyncRequest(Handle handle) {
 static ResultCode GetThreadId(u32* thread_id, Handle thread_handle) {
     LOG_TRACE(Kernel_SVC, "called thread=0x{:08X}", thread_handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(thread_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
     if (!thread) {
         return ERR_INVALID_HANDLE;
     }
@@ -229,8 +230,8 @@ static ResultCode GetThreadId(u32* thread_id, Handle thread_handle) {
 static ResultCode GetProcessId(u32* process_id, Handle process_handle) {
     LOG_TRACE(Kernel_SVC, "called process=0x{:08X}", process_handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Process> process = kernel.HandleTable().Get<Process>(process_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const SharedPtr<Process> process = handle_table.Get<Process>(process_handle);
     if (!process) {
         return ERR_INVALID_HANDLE;
     }
@@ -273,11 +274,11 @@ static ResultCode WaitSynchronization(Handle* index, VAddr handles_address, u64
 
     using ObjectPtr = Thread::ThreadWaitObjects::value_type;
     Thread::ThreadWaitObjects objects(handle_count);
-    auto& kernel = Core::System::GetInstance().Kernel();
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
 
     for (u64 i = 0; i < handle_count; ++i) {
         const Handle handle = Memory::Read32(handles_address + i * sizeof(Handle));
-        const auto object = kernel.HandleTable().Get<WaitObject>(handle);
+        const auto object = handle_table.Get<WaitObject>(handle);
 
         if (object == nullptr) {
             return ERR_INVALID_HANDLE;
@@ -325,8 +326,8 @@ static ResultCode WaitSynchronization(Handle* index, VAddr handles_address, u64
 static ResultCode CancelSynchronization(Handle thread_handle) {
     LOG_TRACE(Kernel_SVC, "called thread=0x{:X}", thread_handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(thread_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
     if (!thread) {
         return ERR_INVALID_HANDLE;
     }
@@ -354,7 +355,7 @@ static ResultCode ArbitrateLock(Handle holding_thread_handle, VAddr mutex_addr,
         return ERR_INVALID_ADDRESS;
     }
 
-    auto& handle_table = Core::System::GetInstance().Kernel().HandleTable();
+    auto& handle_table = Core::CurrentProcess()->GetHandleTable();
     return Mutex::TryAcquire(handle_table, mutex_addr, holding_thread_handle,
                              requesting_thread_handle);
 }
@@ -374,9 +375,19 @@ static ResultCode ArbitrateUnlock(VAddr mutex_addr) {
     return Mutex::Release(mutex_addr);
 }
 
+enum class BreakType : u32 {
+    Panic = 0,
+    AssertionFailed = 1,
+    PreNROLoad = 3,
+    PostNROLoad = 4,
+    PreNROUnload = 5,
+    PostNROUnload = 6,
+};
+
 struct BreakReason {
     union {
         u32 raw;
+        BitField<0, 30, BreakType> break_type;
         BitField<31, 1, u32> signal_debugger;
     };
 };
@@ -384,12 +395,48 @@ struct BreakReason {
 /// Break program execution
 static void Break(u32 reason, u64 info1, u64 info2) {
     BreakReason break_reason{reason};
-    if (break_reason.signal_debugger) {
-        LOG_ERROR(
+
+    switch (break_reason.break_type) {
+    case BreakType::Panic:
+        LOG_CRITICAL(Debug_Emulated, "Signalling debugger, PANIC! info1=0x{:016X}, info2=0x{:016X}",
+                     info1, info2);
+        break;
+    case BreakType::AssertionFailed:
+        LOG_CRITICAL(Debug_Emulated,
+                     "Signalling debugger, Assertion failed! info1=0x{:016X}, info2=0x{:016X}",
+                     info1, info2);
+        break;
+    case BreakType::PreNROLoad:
+        LOG_WARNING(
             Debug_Emulated,
-            "Emulated program broke execution! reason=0x{:016X}, info1=0x{:016X}, info2=0x{:016X}",
-            reason, info1, info2);
-    } else {
+            "Signalling debugger, Attempting to load an NRO at 0x{:016X} with size 0x{:016X}",
+            info1, info2);
+        break;
+    case BreakType::PostNROLoad:
+        LOG_WARNING(Debug_Emulated,
+                    "Signalling debugger, Loaded an NRO at 0x{:016X} with size 0x{:016X}", info1,
+                    info2);
+        break;
+    case BreakType::PreNROUnload:
+        LOG_WARNING(
+            Debug_Emulated,
+            "Signalling debugger, Attempting to unload an NRO at 0x{:016X} with size 0x{:016X}",
+            info1, info2);
+        break;
+    case BreakType::PostNROUnload:
+        LOG_WARNING(Debug_Emulated,
+                    "Signalling debugger, Unloaded an NRO at 0x{:016X} with size 0x{:016X}", info1,
+                    info2);
+        break;
+    default:
+        LOG_WARNING(
+            Debug_Emulated,
+            "Signalling debugger, Unknown break reason {}, info1=0x{:016X}, info2=0x{:016X}",
+            static_cast<u32>(break_reason.break_type.Value()), info1, info2);
+        break;
+    }
+
+    if (!break_reason.signal_debugger) {
         LOG_CRITICAL(
             Debug_Emulated,
             "Emulated program broke execution! reason=0x{:016X}, info1=0x{:016X}, info2=0x{:016X}",
@@ -499,13 +546,12 @@ static ResultCode SetThreadActivity(Handle handle, u32 unknown) {
 static ResultCode GetThreadContext(VAddr thread_context, Handle handle) {
     LOG_DEBUG(Kernel_SVC, "called, context=0x{:08X}, thread=0x{:X}", thread_context, handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(handle);
+    const auto* current_process = Core::CurrentProcess();
+    const SharedPtr<Thread> thread = current_process->GetHandleTable().Get<Thread>(handle);
     if (!thread) {
         return ERR_INVALID_HANDLE;
     }
 
-    const auto* current_process = Core::CurrentProcess();
     if (thread->GetOwnerProcess() != current_process) {
         return ERR_INVALID_HANDLE;
     }
@@ -531,10 +577,11 @@ static ResultCode GetThreadContext(VAddr thread_context, Handle handle) {
 
 /// Gets the priority for the specified thread
 static ResultCode GetThreadPriority(u32* priority, Handle handle) {
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(handle);
-    if (!thread)
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const SharedPtr<Thread> thread = handle_table.Get<Thread>(handle);
+    if (!thread) {
         return ERR_INVALID_HANDLE;
+    }
 
     *priority = thread->GetPriority();
     return RESULT_SUCCESS;
@@ -546,14 +593,15 @@ static ResultCode SetThreadPriority(Handle handle, u32 priority) {
         return ERR_INVALID_THREAD_PRIORITY;
     }
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(handle);
-    if (!thread)
+    const auto* const current_process = Core::CurrentProcess();
+    SharedPtr<Thread> thread = current_process->GetHandleTable().Get<Thread>(handle);
+    if (!thread) {
         return ERR_INVALID_HANDLE;
+    }
 
     // Note: The kernel uses the current process's resource limit instead of
     // the one from the thread owner's resource limit.
-    const ResourceLimit& resource_limit = Core::CurrentProcess()->GetResourceLimit();
+    const ResourceLimit& resource_limit = current_process->GetResourceLimit();
     if (resource_limit.GetMaxResourceValue(ResourceType::Priority) > priority) {
         return ERR_NOT_AUTHORIZED;
     }
@@ -595,15 +643,13 @@ static ResultCode MapSharedMemory(Handle shared_memory_handle, VAddr addr, u64 s
         return ERR_INVALID_MEMORY_PERMISSIONS;
     }
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    auto shared_memory = kernel.HandleTable().Get<SharedMemory>(shared_memory_handle);
+    auto* const current_process = Core::CurrentProcess();
+    auto shared_memory = current_process->GetHandleTable().Get<SharedMemory>(shared_memory_handle);
     if (!shared_memory) {
         return ERR_INVALID_HANDLE;
     }
 
-    auto* const current_process = Core::CurrentProcess();
     const auto& vm_manager = current_process->VMManager();
-
     if (!vm_manager.IsWithinASLRRegion(addr, size)) {
         return ERR_INVALID_MEMORY_RANGE;
     }
@@ -627,15 +673,13 @@ static ResultCode UnmapSharedMemory(Handle shared_memory_handle, VAddr addr, u64
         return ERR_INVALID_ADDRESS_STATE;
     }
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    auto shared_memory = kernel.HandleTable().Get<SharedMemory>(shared_memory_handle);
+    auto* const current_process = Core::CurrentProcess();
+    auto shared_memory = current_process->GetHandleTable().Get<SharedMemory>(shared_memory_handle);
     if (!shared_memory) {
         return ERR_INVALID_HANDLE;
     }
 
-    auto* const current_process = Core::CurrentProcess();
     const auto& vm_manager = current_process->VMManager();
-
     if (!vm_manager.IsWithinASLRRegion(addr, size)) {
         return ERR_INVALID_MEMORY_RANGE;
     }
@@ -646,9 +690,8 @@ static ResultCode UnmapSharedMemory(Handle shared_memory_handle, VAddr addr, u64
 /// Query process memory
 static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* /*page_info*/,
                                      Handle process_handle, u64 addr) {
-
-    auto& kernel = Core::System::GetInstance().Kernel();
-    SharedPtr<Process> process = kernel.HandleTable().Get<Process>(process_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    SharedPtr<Process> process = handle_table.Get<Process>(process_handle);
     if (!process) {
         return ERR_INVALID_HANDLE;
     }
@@ -695,20 +738,19 @@ static void ExitProcess() {
 /// Creates a new thread
 static ResultCode CreateThread(Handle* out_handle, VAddr entry_point, u64 arg, VAddr stack_top,
                                u32 priority, s32 processor_id) {
-    std::string name = fmt::format("thread-{:X}", entry_point);
-
     if (priority > THREADPRIO_LOWEST) {
         return ERR_INVALID_THREAD_PRIORITY;
     }
 
-    const ResourceLimit& resource_limit = Core::CurrentProcess()->GetResourceLimit();
+    auto* const current_process = Core::CurrentProcess();
+    const ResourceLimit& resource_limit = current_process->GetResourceLimit();
     if (resource_limit.GetMaxResourceValue(ResourceType::Priority) > priority) {
         return ERR_NOT_AUTHORIZED;
     }
 
     if (processor_id == THREADPROCESSORID_DEFAULT) {
         // Set the target CPU to the one specified in the process' exheader.
-        processor_id = Core::CurrentProcess()->GetDefaultProcessorID();
+        processor_id = current_process->GetDefaultProcessorID();
         ASSERT(processor_id != THREADPROCESSORID_DEFAULT);
     }
 
@@ -723,11 +765,13 @@ static ResultCode CreateThread(Handle* out_handle, VAddr entry_point, u64 arg, V
         return ERR_INVALID_PROCESSOR_ID;
     }
 
+    const std::string name = fmt::format("thread-{:X}", entry_point);
     auto& kernel = Core::System::GetInstance().Kernel();
     CASCADE_RESULT(SharedPtr<Thread> thread,
                    Thread::Create(kernel, name, entry_point, priority, arg, processor_id, stack_top,
-                                  *Core::CurrentProcess()));
-    const auto new_guest_handle = kernel.HandleTable().Create(thread);
+                                  *current_process));
+
+    const auto new_guest_handle = current_process->GetHandleTable().Create(thread);
     if (new_guest_handle.Failed()) {
         return new_guest_handle.Code();
     }
@@ -748,8 +792,8 @@ static ResultCode CreateThread(Handle* out_handle, VAddr entry_point, u64 arg, V
 static ResultCode StartThread(Handle thread_handle) {
     LOG_TRACE(Kernel_SVC, "called thread=0x{:08X}", thread_handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(thread_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
     if (!thread) {
         return ERR_INVALID_HANDLE;
     }
@@ -796,8 +840,8 @@ static ResultCode WaitProcessWideKeyAtomic(VAddr mutex_addr, VAddr condition_var
         "called mutex_addr={:X}, condition_variable_addr={:X}, thread_handle=0x{:08X}, timeout={}",
         mutex_addr, condition_variable_addr, thread_handle, nano_seconds);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(thread_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
     ASSERT(thread);
 
     CASCADE_CODE(Mutex::Release(mutex_addr));
@@ -908,9 +952,9 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
                                                mutex_val | Mutex::MutexHasWaitersFlag));
 
             // The mutex is already owned by some other thread, make this thread wait on it.
-            auto& kernel = Core::System::GetInstance().Kernel();
-            Handle owner_handle = static_cast<Handle>(mutex_val & Mutex::MutexOwnerMask);
-            auto owner = kernel.HandleTable().Get<Thread>(owner_handle);
+            const Handle owner_handle = static_cast<Handle>(mutex_val & Mutex::MutexOwnerMask);
+            const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+            auto owner = handle_table.Get<Thread>(owner_handle);
             ASSERT(owner);
             ASSERT(thread->GetStatus() == ThreadStatus::WaitMutex);
             thread->InvalidateWakeupCallback();
@@ -989,16 +1033,16 @@ static u64 GetSystemTick() {
 static ResultCode CloseHandle(Handle handle) {
     LOG_TRACE(Kernel_SVC, "Closing handle 0x{:08X}", handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    return kernel.HandleTable().Close(handle);
+    auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    return handle_table.Close(handle);
 }
 
 /// Reset an event
 static ResultCode ResetSignal(Handle handle) {
     LOG_WARNING(Kernel_SVC, "(STUBBED) called handle 0x{:08X}", handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    auto event = kernel.HandleTable().Get<Event>(handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    auto event = handle_table.Get<Event>(handle);
 
     ASSERT(event != nullptr);
 
@@ -1017,8 +1061,8 @@ static ResultCode CreateTransferMemory(Handle* handle, VAddr addr, u64 size, u32
 static ResultCode GetThreadCoreMask(Handle thread_handle, u32* core, u64* mask) {
     LOG_TRACE(Kernel_SVC, "called, handle=0x{:08X}", thread_handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(thread_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
     if (!thread) {
         return ERR_INVALID_HANDLE;
     }
@@ -1033,8 +1077,8 @@ static ResultCode SetThreadCoreMask(Handle thread_handle, u32 core, u64 mask) {
     LOG_DEBUG(Kernel_SVC, "called, handle=0x{:08X}, mask=0x{:16X}, core=0x{:X}", thread_handle,
               mask, core);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    const SharedPtr<Thread> thread = kernel.HandleTable().Get<Thread>(thread_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
     if (!thread) {
         return ERR_INVALID_HANDLE;
     }
@@ -1095,7 +1139,7 @@ static ResultCode CreateSharedMemory(Handle* handle, u64 size, u32 local_permiss
     }
 
     auto& kernel = Core::System::GetInstance().Kernel();
-    auto& handle_table = kernel.HandleTable();
+    auto& handle_table = Core::CurrentProcess()->GetHandleTable();
     auto shared_mem_handle =
         SharedMemory::Create(kernel, handle_table.Get<Process>(KernelHandle::CurrentProcess), size,
                              local_perms, remote_perms);
@@ -1107,10 +1151,12 @@ static ResultCode CreateSharedMemory(Handle* handle, u64 size, u32 local_permiss
 static ResultCode ClearEvent(Handle handle) {
     LOG_TRACE(Kernel_SVC, "called, event=0x{:08X}", handle);
 
-    auto& kernel = Core::System::GetInstance().Kernel();
-    SharedPtr<Event> evt = kernel.HandleTable().Get<Event>(handle);
-    if (evt == nullptr)
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    SharedPtr<Event> evt = handle_table.Get<Event>(handle);
+    if (evt == nullptr) {
         return ERR_INVALID_HANDLE;
+    }
+
     evt->Clear();
     return RESULT_SUCCESS;
 }
@@ -1123,8 +1169,8 @@ static ResultCode GetProcessInfo(u64* out, Handle process_handle, u32 type) {
         Status,
     };
 
-    const auto& kernel = Core::System::GetInstance().Kernel();
-    const auto process = kernel.HandleTable().Get<Process>(process_handle);
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
+    const auto process = handle_table.Get<Process>(process_handle);
     if (!process) {
         return ERR_INVALID_HANDLE;
     }
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index 35ec98c1a..59bc9e0af 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -266,7 +266,7 @@ SharedPtr<Thread> SetupMainThread(KernelCore& kernel, VAddr entry_point, u32 pri
     SharedPtr<Thread> thread = std::move(thread_res).Unwrap();
 
     // Register 1 must be a handle to the main thread
-    const Handle guest_handle = kernel.HandleTable().Create(thread).Unwrap();
+    const Handle guest_handle = owner_process.GetHandleTable().Create(thread).Unwrap();
     thread->SetGuestHandle(guest_handle);
     thread->GetContext().cpu_registers[1] = guest_handle;
 
diff --git a/src/core/hle/service/acc/acc.cpp b/src/core/hle/service/acc/acc.cpp
index e61748ca3..cf065c2e0 100644
--- a/src/core/hle/service/acc/acc.cpp
+++ b/src/core/hle/service/acc/acc.cpp
@@ -2,9 +2,13 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <algorithm>
 #include <array>
+#include "common/common_paths.h"
 #include "common/common_types.h"
+#include "common/file_util.h"
 #include "common/logging/log.h"
+#include "common/string_util.h"
 #include "common/swap.h"
 #include "core/core_timing.h"
 #include "core/hle/ipc_helpers.h"
@@ -16,6 +20,9 @@
 #include "core/hle/service/acc/profile_manager.h"
 
 namespace Service::Account {
+
+constexpr u32 MAX_JPEG_IMAGE_SIZE = 0x20000;
+
 // TODO: RE this structure
 struct UserData {
     INSERT_PADDING_WORDS(1);
@@ -27,6 +34,11 @@ struct UserData {
 };
 static_assert(sizeof(UserData) == 0x80, "UserData structure has incorrect size");
 
+static std::string GetImagePath(UUID uuid) {
+    return FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
+           "/system/save/8000000000000010/su/avators/" + uuid.FormatSwitch() + ".jpg";
+}
+
 class IProfile final : public ServiceFramework<IProfile> {
 public:
     explicit IProfile(UUID user_id, ProfileManager& profile_manager)
@@ -73,11 +85,11 @@ private:
     }
 
     void LoadImage(Kernel::HLERequestContext& ctx) {
-        LOG_WARNING(Service_ACC, "(STUBBED) called");
+        LOG_DEBUG(Service_ACC, "called");
         // smallest jpeg https://github.com/mathiasbynens/small/blob/master/jpeg.jpg
-        // TODO(mailwl): load actual profile image from disk, width 256px, max size 0x20000
-        constexpr u32 jpeg_size = 107;
-        static constexpr std::array<u8, jpeg_size> jpeg{
+        // used as a backup should the one on disk not exist
+        constexpr u32 backup_jpeg_size = 107;
+        static constexpr std::array<u8, backup_jpeg_size> backup_jpeg{
             0xff, 0xd8, 0xff, 0xdb, 0x00, 0x43, 0x00, 0x03, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03,
             0x02, 0x02, 0x02, 0x03, 0x03, 0x03, 0x03, 0x04, 0x06, 0x04, 0x04, 0x04, 0x04, 0x04,
             0x08, 0x06, 0x06, 0x05, 0x06, 0x09, 0x08, 0x0a, 0x0a, 0x09, 0x08, 0x09, 0x09, 0x0a,
@@ -87,18 +99,42 @@ private:
             0xff, 0xcc, 0x00, 0x06, 0x00, 0x10, 0x10, 0x05, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01,
             0x00, 0x00, 0x3f, 0x00, 0xd2, 0xcf, 0x20, 0xff, 0xd9,
         };
-        ctx.WriteBuffer(jpeg);
+
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(RESULT_SUCCESS);
-        rb.Push<u32>(jpeg_size);
+
+        const FileUtil::IOFile image(GetImagePath(user_id), "rb");
+
+        if (!image.IsOpen()) {
+            LOG_WARNING(Service_ACC,
+                        "Failed to load user provided image! Falling back to built-in backup...");
+            ctx.WriteBuffer(backup_jpeg);
+            rb.Push<u32>(backup_jpeg_size);
+        } else {
+            const auto size = std::min<u32>(image.GetSize(), MAX_JPEG_IMAGE_SIZE);
+            std::vector<u8> buffer(size);
+            image.ReadBytes(buffer.data(), buffer.size());
+
+            ctx.WriteBuffer(buffer.data(), buffer.size());
+            rb.Push<u32>(buffer.size());
+        }
     }
 
     void GetImageSize(Kernel::HLERequestContext& ctx) {
-        LOG_WARNING(Service_ACC, "(STUBBED) called");
-        constexpr u32 jpeg_size = 107;
+        LOG_DEBUG(Service_ACC, "called");
+        constexpr u32 backup_jpeg_size = 107;
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(RESULT_SUCCESS);
-        rb.Push<u32>(jpeg_size);
+
+        const FileUtil::IOFile image(GetImagePath(user_id), "rb");
+
+        if (!image.IsOpen()) {
+            LOG_WARNING(Service_ACC,
+                        "Failed to load user provided image! Falling back to built-in backup...");
+            rb.Push<u32>(backup_jpeg_size);
+        } else {
+            rb.Push<u32>(std::min<u32>(image.GetSize(), MAX_JPEG_IMAGE_SIZE));
+        }
     }
 
     const ProfileManager& profile_manager;
diff --git a/src/core/hle/service/acc/profile_manager.cpp b/src/core/hle/service/acc/profile_manager.cpp
index bcb3475db..06f7d1b15 100644
--- a/src/core/hle/service/acc/profile_manager.cpp
+++ b/src/core/hle/service/acc/profile_manager.cpp
@@ -4,32 +4,57 @@
 
 #include <random>
 #include <boost/optional.hpp>
+#include "common/file_util.h"
 #include "core/hle/service/acc/profile_manager.h"
 #include "core/settings.h"
 
 namespace Service::Account {
+
+struct UserRaw {
+    UUID uuid;
+    UUID uuid2;
+    u64 timestamp;
+    ProfileUsername username;
+    INSERT_PADDING_BYTES(0x80);
+};
+static_assert(sizeof(UserRaw) == 0xC8, "UserRaw has incorrect size.");
+
+struct ProfileDataRaw {
+    INSERT_PADDING_BYTES(0x10);
+    std::array<UserRaw, MAX_USERS> users;
+};
+static_assert(sizeof(ProfileDataRaw) == 0x650, "ProfileDataRaw has incorrect size.");
+
 // TODO(ogniK): Get actual error codes
 constexpr ResultCode ERROR_TOO_MANY_USERS(ErrorModule::Account, -1);
 constexpr ResultCode ERROR_USER_ALREADY_EXISTS(ErrorModule::Account, -2);
 constexpr ResultCode ERROR_ARGUMENT_IS_NULL(ErrorModule::Account, 20);
 
-const UUID& UUID::Generate() {
+constexpr char ACC_SAVE_AVATORS_BASE_PATH[] = "/system/save/8000000000000010/su/avators/";
+
+UUID UUID::Generate() {
     std::random_device device;
     std::mt19937 gen(device());
     std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max());
-    uuid[0] = distribution(gen);
-    uuid[1] = distribution(gen);
-    return *this;
+    return UUID{distribution(gen), distribution(gen)};
 }
 
 ProfileManager::ProfileManager() {
-    // TODO(ogniK): Create the default user we have for now until loading/saving users is added
-    auto user_uuid = UUID{1, 0};
-    ASSERT(CreateNewUser(user_uuid, Settings::values.username).IsSuccess());
-    OpenUser(user_uuid);
+    ParseUserSaveFile();
+
+    if (user_count == 0)
+        CreateNewUser(UUID::Generate(), "yuzu");
+
+    auto current = std::clamp<int>(Settings::values.current_user, 0, MAX_USERS - 1);
+    if (UserExistsIndex(current))
+        current = 0;
+
+    OpenUser(*GetUser(current));
 }
 
-ProfileManager::~ProfileManager() = default;
+ProfileManager::~ProfileManager() {
+    WriteUserSaveFile();
+}
 
 /// After a users creation it needs to be "registered" to the system. AddToProfiles handles the
 /// internal management of the users profiles
@@ -101,6 +126,12 @@ ResultCode ProfileManager::CreateNewUser(UUID uuid, const std::string& username)
     return CreateNewUser(uuid, username_output);
 }
 
+boost::optional<UUID> ProfileManager::GetUser(std::size_t index) const {
+    if (index >= MAX_USERS)
+        return boost::none;
+    return profiles[index].user_uuid;
+}
+
 /// Returns a users profile index based on their user id.
 boost::optional<std::size_t> ProfileManager::GetUserIndex(const UUID& uuid) const {
     if (!uuid) {
@@ -164,6 +195,12 @@ bool ProfileManager::UserExists(UUID uuid) const {
     return (GetUserIndex(uuid) != boost::none);
 }
 
+bool ProfileManager::UserExistsIndex(std::size_t index) const {
+    if (index >= MAX_USERS)
+        return false;
+    return profiles[index].user_uuid.uuid != INVALID_UUID;
+}
+
 /// Opens a specific user
 void ProfileManager::OpenUser(UUID uuid) {
     auto idx = GetUserIndex(uuid);
@@ -239,4 +276,96 @@ bool ProfileManager::CanSystemRegisterUser() const {
     // emulate qlaunch. Update this to dynamically change.
 }
 
+bool ProfileManager::RemoveUser(UUID uuid) {
+    auto index = GetUserIndex(uuid);
+    if (index == boost::none) {
+        return false;
+    }
+
+    profiles[*index] = ProfileInfo{};
+    std::stable_partition(profiles.begin(), profiles.end(),
+                          [](const ProfileInfo& profile) { return profile.user_uuid; });
+    return true;
+}
+
+bool ProfileManager::SetProfileBase(UUID uuid, const ProfileBase& profile_new) {
+    auto index = GetUserIndex(uuid);
+    if (profile_new.user_uuid == UUID(INVALID_UUID) || index == boost::none) {
+        return false;
+    }
+
+    auto& profile = profiles[*index];
+    profile.user_uuid = profile_new.user_uuid;
+    profile.username = profile_new.username;
+    profile.creation_time = profile_new.timestamp;
+
+    return true;
+}
+
+void ProfileManager::ParseUserSaveFile() {
+    FileUtil::IOFile save(FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
+                              ACC_SAVE_AVATORS_BASE_PATH + "profiles.dat",
+                          "rb");
+
+    if (!save.IsOpen()) {
+        LOG_WARNING(Service_ACC, "Failed to load profile data from save data... Generating new "
+                                 "user 'yuzu' with random UUID.");
+        return;
+    }
+
+    ProfileDataRaw data;
+    if (save.ReadBytes(&data, sizeof(ProfileDataRaw)) != sizeof(ProfileDataRaw)) {
+        LOG_WARNING(Service_ACC, "profiles.dat is smaller than expected... Generating new user "
+                                 "'yuzu' with random UUID.");
+        return;
+    }
+
+    for (std::size_t i = 0; i < MAX_USERS; ++i) {
+        const auto& user = data.users[i];
+
+        if (user.uuid != UUID(INVALID_UUID))
+            AddUser({user.uuid, user.username, user.timestamp, {}, false});
+    }
+
+    std::stable_partition(profiles.begin(), profiles.end(),
+                          [](const ProfileInfo& profile) { return profile.user_uuid; });
+}
+
+void ProfileManager::WriteUserSaveFile() {
+    ProfileDataRaw raw{};
+
+    for (std::size_t i = 0; i < MAX_USERS; ++i) {
+        raw.users[i].username = profiles[i].username;
+        raw.users[i].uuid2 = profiles[i].user_uuid;
+        raw.users[i].uuid = profiles[i].user_uuid;
+        raw.users[i].timestamp = profiles[i].creation_time;
+    }
+
+    const auto raw_path =
+        FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + "/system/save/8000000000000010";
+    if (FileUtil::Exists(raw_path) && !FileUtil::IsDirectory(raw_path))
+        FileUtil::Delete(raw_path);
+
+    const auto path = FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
+                      ACC_SAVE_AVATORS_BASE_PATH + "profiles.dat";
+
+    if (!FileUtil::CreateFullPath(path)) {
+        LOG_WARNING(Service_ACC, "Failed to create full path of profiles.dat. Create the directory "
+                                 "nand/system/save/8000000000000010/su/avators to mitigate this "
+                                 "issue.");
+        return;
+    }
+
+    FileUtil::IOFile save(path, "wb");
+
+    if (!save.IsOpen()) {
+        LOG_WARNING(Service_ACC, "Failed to write save data to file... No changes to user data "
+                                 "made in current session will be saved.");
+        return;
+    }
+
+    save.Resize(sizeof(ProfileDataRaw));
+    save.WriteBytes(&raw, sizeof(ProfileDataRaw));
+}
+
 }; // namespace Service::Account
diff --git a/src/core/hle/service/acc/profile_manager.h b/src/core/hle/service/acc/profile_manager.h
index bffd4cf4d..235208d56 100644
--- a/src/core/hle/service/acc/profile_manager.h
+++ b/src/core/hle/service/acc/profile_manager.h
@@ -36,7 +36,7 @@ struct UUID {
     }
 
     // TODO(ogniK): Properly generate uuids based on RFC-4122
-    const UUID& Generate();
+    static UUID Generate();
 
     // Set the UUID to {0,0} to be considered an invalid user
     void Invalidate() {
@@ -45,6 +45,15 @@ struct UUID {
     std::string Format() const {
         return fmt::format("0x{:016X}{:016X}", uuid[1], uuid[0]);
     }
+
+    std::string FormatSwitch() const {
+        std::array<u8, 16> s{};
+        std::memcpy(s.data(), uuid.data(), sizeof(u128));
+        return fmt::format("{:02x}{:02x}{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}-{:02x}{"
+                           ":02x}{:02x}{:02x}{:02x}{:02x}",
+                           s[0], s[1], s[2], s[3], s[4], s[5], s[6], s[7], s[8], s[9], s[10], s[11],
+                           s[12], s[13], s[14], s[15]);
+    }
 };
 static_assert(sizeof(UUID) == 16, "UUID is an invalid size!");
 
@@ -81,12 +90,13 @@ static_assert(sizeof(ProfileBase) == 0x38, "ProfileBase is an invalid size");
 /// objects
 class ProfileManager {
 public:
-    ProfileManager(); // TODO(ogniK): Load from system save
+    ProfileManager();
     ~ProfileManager();
 
     ResultCode AddUser(const ProfileInfo& user);
     ResultCode CreateNewUser(UUID uuid, const ProfileUsername& username);
     ResultCode CreateNewUser(UUID uuid, const std::string& username);
+    boost::optional<UUID> GetUser(std::size_t index) const;
     boost::optional<std::size_t> GetUserIndex(const UUID& uuid) const;
     boost::optional<std::size_t> GetUserIndex(const ProfileInfo& user) const;
     bool GetProfileBase(boost::optional<std::size_t> index, ProfileBase& profile) const;
@@ -100,6 +110,7 @@ public:
     std::size_t GetUserCount() const;
     std::size_t GetOpenUserCount() const;
     bool UserExists(UUID uuid) const;
+    bool UserExistsIndex(std::size_t index) const;
     void OpenUser(UUID uuid);
     void CloseUser(UUID uuid);
     UserIDArray GetOpenUsers() const;
@@ -108,7 +119,13 @@ public:
 
     bool CanSystemRegisterUser() const;
 
+    bool RemoveUser(UUID uuid);
+    bool SetProfileBase(UUID uuid, const ProfileBase& profile);
+
 private:
+    void ParseUserSaveFile();
+    void WriteUserSaveFile();
+
     std::array<ProfileInfo, MAX_USERS> profiles{};
     std::size_t user_count = 0;
     boost::optional<std::size_t> AddToProfiles(const ProfileInfo& profile);
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index ecf72ae24..4ed66d817 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -4,11 +4,13 @@
 
 #include <array>
 #include <cinttypes>
+#include <cstring>
 #include <stack>
 #include "core/core.h"
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/kernel/event.h"
 #include "core/hle/kernel/process.h"
+#include "core/hle/service/acc/profile_manager.h"
 #include "core/hle/service/am/am.h"
 #include "core/hle/service/am/applet_ae.h"
 #include "core/hle/service/am/applet_oe.h"
@@ -26,6 +28,16 @@
 
 namespace Service::AM {
 
+constexpr u32 POP_LAUNCH_PARAMETER_MAGIC = 0xC79497CA;
+
+struct LaunchParameters {
+    u32_le magic;
+    u32_le is_account_selected;
+    u128 current_user;
+    INSERT_PADDING_BYTES(0x70);
+};
+static_assert(sizeof(LaunchParameters) == 0x88);
+
 IWindowController::IWindowController() : ServiceFramework("IWindowController") {
     // clang-format off
     static const FunctionInfo functions[] = {
@@ -724,20 +736,23 @@ void IApplicationFunctions::EndBlockingHomeButton(Kernel::HLERequestContext& ctx
 }
 
 void IApplicationFunctions::PopLaunchParameter(Kernel::HLERequestContext& ctx) {
-    constexpr std::array<u8, 0x88> data{{
-        0xca, 0x97, 0x94, 0xc7, // Magic
-        1,    0,    0,    0,    // IsAccountSelected (bool)
-        1,    0,    0,    0,    // User Id (word 0)
-        0,    0,    0,    0,    // User Id (word 1)
-        0,    0,    0,    0,    // User Id (word 2)
-        0,    0,    0,    0     // User Id (word 3)
-    }};
+    LaunchParameters params{};
 
-    std::vector<u8> buffer(data.begin(), data.end());
+    params.magic = POP_LAUNCH_PARAMETER_MAGIC;
+    params.is_account_selected = 1;
+
+    Account::ProfileManager profile_manager{};
+    const auto uuid = profile_manager.GetUser(Settings::values.current_user);
+    ASSERT(uuid != boost::none);
+    params.current_user = uuid->uuid;
 
     IPC::ResponseBuilder rb{ctx, 2, 0, 1};
 
     rb.Push(RESULT_SUCCESS);
+
+    std::vector<u8> buffer(sizeof(LaunchParameters));
+    std::memcpy(buffer.data(), &params, buffer.size());
+
     rb.PushIpcInterface<AM::IStorage>(buffer);
 
     LOG_DEBUG(Service_AM, "called");
diff --git a/src/core/hle/service/aoc/aoc_u.cpp b/src/core/hle/service/aoc/aoc_u.cpp
index 428069df2..54305cf05 100644
--- a/src/core/hle/service/aoc/aoc_u.cpp
+++ b/src/core/hle/service/aoc/aoc_u.cpp
@@ -24,8 +24,8 @@ namespace Service::AOC {
 constexpr u64 DLC_BASE_TITLE_ID_MASK = 0xFFFFFFFFFFFFE000;
 constexpr u64 DLC_BASE_TO_AOC_ID = 0x1000;
 
-static bool CheckAOCTitleIDMatchesBase(u64 base, u64 aoc) {
-    return (aoc & DLC_BASE_TITLE_ID_MASK) == base;
+static bool CheckAOCTitleIDMatchesBase(u64 title_id, u64 base) {
+    return (title_id & DLC_BASE_TITLE_ID_MASK) == base;
 }
 
 static std::vector<u64> AccumulateAOCTitleIDs() {
@@ -74,7 +74,7 @@ void AOC_U::CountAddOnContent(Kernel::HLERequestContext& ctx) {
     const auto current = Core::System::GetInstance().CurrentProcess()->GetTitleID();
     rb.Push<u32>(static_cast<u32>(
         std::count_if(add_on_content.begin(), add_on_content.end(),
-                      [&current](u64 tid) { return (tid & DLC_BASE_TITLE_ID_MASK) == current; })));
+                      [current](u64 tid) { return CheckAOCTitleIDMatchesBase(tid, current); })));
 }
 
 void AOC_U::ListAddOnContent(Kernel::HLERequestContext& ctx) {
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index d5dced429..c87721c39 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -17,6 +17,7 @@
 #include "core/file_sys/errors.h"
 #include "core/file_sys/mode.h"
 #include "core/file_sys/nca_metadata.h"
+#include "core/file_sys/patch_manager.h"
 #include "core/file_sys/savedata_factory.h"
 #include "core/file_sys/vfs.h"
 #include "core/hle/ipc_helpers.h"
@@ -630,6 +631,7 @@ void FSP_SRV::OpenDataStorageByDataId(Kernel::HLERequestContext& ctx) {
               static_cast<u8>(storage_id), unknown, title_id);
 
     auto data = OpenRomFS(title_id, storage_id, FileSys::ContentRecordType::Data);
+
     if (data.Failed()) {
         // TODO(DarkLordZach): Find the right error code to use here
         LOG_ERROR(Service_FS,
@@ -640,7 +642,9 @@ void FSP_SRV::OpenDataStorageByDataId(Kernel::HLERequestContext& ctx) {
         return;
     }
 
-    IStorage storage(std::move(data.Unwrap()));
+    FileSys::PatchManager pm{title_id};
+
+    IStorage storage(pm.PatchRomFS(std::move(data.Unwrap()), 0, FileSys::ContentRecordType::Data));
 
     IPC::ResponseBuilder rb{ctx, 2, 0, 1};
     rb.Push(RESULT_SUCCESS);
diff --git a/src/core/hle/service/nfc/nfc.cpp b/src/core/hle/service/nfc/nfc.cpp
index 8fec97db8..30e542542 100644
--- a/src/core/hle/service/nfc/nfc.cpp
+++ b/src/core/hle/service/nfc/nfc.cpp
@@ -10,12 +10,13 @@
 #include "core/hle/service/nfc/nfc.h"
 #include "core/hle/service/service.h"
 #include "core/hle/service/sm/sm.h"
+#include "core/settings.h"
 
 namespace Service::NFC {
 
 class IAm final : public ServiceFramework<IAm> {
 public:
-    explicit IAm() : ServiceFramework{"IAm"} {
+    explicit IAm() : ServiceFramework{"NFC::IAm"} {
         // clang-format off
         static const FunctionInfo functions[] = {
             {0, nullptr, "Initialize"},
@@ -52,7 +53,7 @@ private:
 
 class MFIUser final : public ServiceFramework<MFIUser> {
 public:
-    explicit MFIUser() : ServiceFramework{"IUser"} {
+    explicit MFIUser() : ServiceFramework{"NFC::MFIUser"} {
         // clang-format off
         static const FunctionInfo functions[] = {
             {0, nullptr, "Initialize"},
@@ -100,13 +101,13 @@ private:
 
 class IUser final : public ServiceFramework<IUser> {
 public:
-    explicit IUser() : ServiceFramework{"IUser"} {
+    explicit IUser() : ServiceFramework{"NFC::IUser"} {
         // clang-format off
         static const FunctionInfo functions[] = {
-            {0, nullptr, "Initialize"},
-            {1, nullptr, "Finalize"},
-            {2, nullptr, "GetState"},
-            {3, nullptr, "IsNfcEnabled"},
+            {0, &IUser::InitializeOld, "InitializeOld"},
+            {1, &IUser::FinalizeOld, "FinalizeOld"},
+            {2, &IUser::GetStateOld, "GetStateOld"},
+            {3, &IUser::IsNfcEnabledOld, "IsNfcEnabledOld"},
             {400, nullptr, "Initialize"},
             {401, nullptr, "Finalize"},
             {402, nullptr, "GetState"},
@@ -130,11 +131,47 @@ public:
 
         RegisterHandlers(functions);
     }
+
+private:
+    enum class NfcStates : u32 {
+        Finalized = 6,
+    };
+
+    void InitializeOld(Kernel::HLERequestContext& ctx) {
+        IPC::ResponseBuilder rb{ctx, 2, 0};
+        rb.Push(RESULT_SUCCESS);
+
+        // We don't deal with hardware initialization so we can just stub this.
+        LOG_DEBUG(Service_NFC, "called");
+    }
+
+    void IsNfcEnabledOld(Kernel::HLERequestContext& ctx) {
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(RESULT_SUCCESS);
+        rb.PushRaw<u8>(Settings::values.enable_nfc);
+
+        LOG_DEBUG(Service_NFC, "IsNfcEnabledOld");
+    }
+
+    void GetStateOld(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NFC, "(STUBBED) called");
+
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(RESULT_SUCCESS);
+        rb.PushEnum(NfcStates::Finalized); // TODO(ogniK): Figure out if this matches nfp
+    }
+
+    void FinalizeOld(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NFC, "(STUBBED) called");
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
 };
 
 class NFC_U final : public ServiceFramework<NFC_U> {
 public:
-    explicit NFC_U() : ServiceFramework{"nfc:u"} {
+    explicit NFC_U() : ServiceFramework{"nfc:user"} {
         // clang-format off
         static const FunctionInfo functions[] = {
             {0, &NFC_U::CreateUserInterface, "CreateUserInterface"},
diff --git a/src/core/hle/service/nfp/nfp.cpp b/src/core/hle/service/nfp/nfp.cpp
index 39c0c1e63..9a4eb9301 100644
--- a/src/core/hle/service/nfp/nfp.cpp
+++ b/src/core/hle/service/nfp/nfp.cpp
@@ -2,56 +2,67 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <atomic>
+
 #include "common/logging/log.h"
 #include "core/core.h"
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/kernel/event.h"
+#include "core/hle/lock.h"
 #include "core/hle/service/hid/hid.h"
 #include "core/hle/service/nfp/nfp.h"
 #include "core/hle/service/nfp/nfp_user.h"
 
 namespace Service::NFP {
 
+namespace ErrCodes {
+constexpr ResultCode ERR_TAG_FAILED(ErrorModule::NFP,
+                                    -1); // TODO(ogniK): Find the actual error code
+}
+
 Module::Interface::Interface(std::shared_ptr<Module> module, const char* name)
-    : ServiceFramework(name), module(std::move(module)) {}
+    : ServiceFramework(name), module(std::move(module)) {
+    auto& kernel = Core::System::GetInstance().Kernel();
+    nfc_tag_load =
+        Kernel::Event::Create(kernel, Kernel::ResetType::OneShot, "IUser:NFCTagDetected");
+}
 
 Module::Interface::~Interface() = default;
 
 class IUser final : public ServiceFramework<IUser> {
 public:
-    IUser() : ServiceFramework("IUser") {
+    IUser(Module::Interface& nfp_interface)
+        : ServiceFramework("NFP::IUser"), nfp_interface(nfp_interface) {
         static const FunctionInfo functions[] = {
             {0, &IUser::Initialize, "Initialize"},
-            {1, nullptr, "Finalize"},
+            {1, &IUser::Finalize, "Finalize"},
             {2, &IUser::ListDevices, "ListDevices"},
-            {3, nullptr, "StartDetection"},
-            {4, nullptr, "StopDetection"},
-            {5, nullptr, "Mount"},
-            {6, nullptr, "Unmount"},
-            {7, nullptr, "OpenApplicationArea"},
-            {8, nullptr, "GetApplicationArea"},
+            {3, &IUser::StartDetection, "StartDetection"},
+            {4, &IUser::StopDetection, "StopDetection"},
+            {5, &IUser::Mount, "Mount"},
+            {6, &IUser::Unmount, "Unmount"},
+            {7, &IUser::OpenApplicationArea, "OpenApplicationArea"},
+            {8, &IUser::GetApplicationArea, "GetApplicationArea"},
             {9, nullptr, "SetApplicationArea"},
             {10, nullptr, "Flush"},
             {11, nullptr, "Restore"},
             {12, nullptr, "CreateApplicationArea"},
-            {13, nullptr, "GetTagInfo"},
-            {14, nullptr, "GetRegisterInfo"},
-            {15, nullptr, "GetCommonInfo"},
-            {16, nullptr, "GetModelInfo"},
+            {13, &IUser::GetTagInfo, "GetTagInfo"},
+            {14, &IUser::GetRegisterInfo, "GetRegisterInfo"},
+            {15, &IUser::GetCommonInfo, "GetCommonInfo"},
+            {16, &IUser::GetModelInfo, "GetModelInfo"},
             {17, &IUser::AttachActivateEvent, "AttachActivateEvent"},
             {18, &IUser::AttachDeactivateEvent, "AttachDeactivateEvent"},
             {19, &IUser::GetState, "GetState"},
             {20, &IUser::GetDeviceState, "GetDeviceState"},
             {21, &IUser::GetNpadId, "GetNpadId"},
-            {22, nullptr, "GetApplicationArea2"},
+            {22, &IUser::GetApplicationAreaSize, "GetApplicationAreaSize"},
             {23, &IUser::AttachAvailabilityChangeEvent, "AttachAvailabilityChangeEvent"},
             {24, nullptr, "RecreateApplicationArea"},
         };
         RegisterHandlers(functions);
 
         auto& kernel = Core::System::GetInstance().Kernel();
-        activate_event =
-            Kernel::Event::Create(kernel, Kernel::ResetType::OneShot, "IUser:ActivateEvent");
         deactivate_event =
             Kernel::Event::Create(kernel, Kernel::ResetType::OneShot, "IUser:DeactivateEvent");
         availability_change_event = Kernel::Event::Create(kernel, Kernel::ResetType::OneShot,
@@ -59,6 +70,17 @@ public:
     }
 
 private:
+    struct TagInfo {
+        std::array<u8, 10> uuid;
+        u8 uuid_length; // TODO(ogniK): Figure out if this is actual the uuid length or does it
+                        // mean something else
+        INSERT_PADDING_BYTES(0x15);
+        u32_le protocol;
+        u32_le tag_type;
+        INSERT_PADDING_BYTES(0x2c);
+    };
+    static_assert(sizeof(TagInfo) == 0x54, "TagInfo is an invalid size");
+
     enum class State : u32 {
         NonInitialized = 0,
         Initialized = 1,
@@ -66,15 +88,40 @@ private:
 
     enum class DeviceState : u32 {
         Initialized = 0,
+        SearchingForTag = 1,
+        TagFound = 2,
+        TagRemoved = 3,
+        TagNearby = 4,
+        Unknown5 = 5,
+        Finalized = 6
     };
 
+    struct CommonInfo {
+        u16_be last_write_year;
+        u8 last_write_month;
+        u8 last_write_day;
+        u16_be write_counter;
+        u16_be version;
+        u32_be application_area_size;
+        INSERT_PADDING_BYTES(0x34);
+    };
+    static_assert(sizeof(CommonInfo) == 0x40, "CommonInfo is an invalid size");
+
     void Initialize(Kernel::HLERequestContext& ctx) {
-        LOG_WARNING(Service_NFP, "(STUBBED) called");
+        IPC::ResponseBuilder rb{ctx, 2, 0};
+        rb.Push(RESULT_SUCCESS);
 
         state = State::Initialized;
 
-        IPC::ResponseBuilder rb{ctx, 2};
+        LOG_DEBUG(Service_NFC, "called");
+    }
+
+    void GetState(Kernel::HLERequestContext& ctx) {
+        IPC::ResponseBuilder rb{ctx, 3, 0};
         rb.Push(RESULT_SUCCESS);
+        rb.PushRaw<u32>(static_cast<u32>(state));
+
+        LOG_DEBUG(Service_NFC, "called");
     }
 
     void ListDevices(Kernel::HLERequestContext& ctx) {
@@ -83,80 +130,217 @@ private:
 
         ctx.WriteBuffer(&device_handle, sizeof(device_handle));
 
-        LOG_WARNING(Service_NFP, "(STUBBED) called, array_size={}", array_size);
+        LOG_DEBUG(Service_NFP, "called, array_size={}", array_size);
 
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(RESULT_SUCCESS);
-        rb.Push<u32>(0);
+        rb.Push<u32>(1);
     }
 
-    void AttachActivateEvent(Kernel::HLERequestContext& ctx) {
+    void GetNpadId(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
         const u64 dev_handle = rp.Pop<u64>();
-        LOG_WARNING(Service_NFP, "(STUBBED) called, dev_handle=0x{:X}", dev_handle);
+        LOG_DEBUG(Service_NFP, "called, dev_handle=0x{:X}", dev_handle);
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(RESULT_SUCCESS);
+        rb.Push<u32>(npad_id);
+    }
 
+    void AttachActivateEvent(Kernel::HLERequestContext& ctx) {
+        IPC::RequestParser rp{ctx};
+        const u64 dev_handle = rp.Pop<u64>();
+        LOG_DEBUG(Service_NFP, "called, dev_handle=0x{:X}", dev_handle);
         IPC::ResponseBuilder rb{ctx, 2, 1};
         rb.Push(RESULT_SUCCESS);
-        rb.PushCopyObjects(activate_event);
+        rb.PushCopyObjects(nfp_interface.GetNFCEvent());
+        has_attached_handle = true;
     }
 
     void AttachDeactivateEvent(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
         const u64 dev_handle = rp.Pop<u64>();
-        LOG_WARNING(Service_NFP, "(STUBBED) called, dev_handle=0x{:X}", dev_handle);
+        LOG_DEBUG(Service_NFP, "called, dev_handle=0x{:X}", dev_handle);
 
         IPC::ResponseBuilder rb{ctx, 2, 1};
         rb.Push(RESULT_SUCCESS);
         rb.PushCopyObjects(deactivate_event);
     }
 
-    void GetState(Kernel::HLERequestContext& ctx) {
-        LOG_WARNING(Service_NFP, "(STUBBED) called");
-        IPC::ResponseBuilder rb{ctx, 3};
+    void StopDetection(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+        switch (device_state) {
+        case DeviceState::TagFound:
+        case DeviceState::TagNearby:
+            deactivate_event->Signal();
+            device_state = DeviceState::Initialized;
+            break;
+        case DeviceState::SearchingForTag:
+        case DeviceState::TagRemoved:
+            device_state = DeviceState::Initialized;
+            break;
+        }
+        IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);
-        rb.Push<u32>(static_cast<u32>(state));
     }
 
     void GetDeviceState(Kernel::HLERequestContext& ctx) {
-        LOG_WARNING(Service_NFP, "(STUBBED) called");
+        LOG_DEBUG(Service_NFP, "called");
+        auto nfc_event = nfp_interface.GetNFCEvent();
+        if (!nfc_event->ShouldWait(Kernel::GetCurrentThread()) && !has_attached_handle) {
+            device_state = DeviceState::TagFound;
+            nfc_event->Clear();
+        }
+
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(RESULT_SUCCESS);
         rb.Push<u32>(static_cast<u32>(device_state));
     }
 
-    void GetNpadId(Kernel::HLERequestContext& ctx) {
-        IPC::RequestParser rp{ctx};
-        const u64 dev_handle = rp.Pop<u64>();
-        LOG_WARNING(Service_NFP, "(STUBBED) called, dev_handle=0x{:X}", dev_handle);
-        IPC::ResponseBuilder rb{ctx, 3};
+    void StartDetection(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+
+        if (device_state == DeviceState::Initialized || device_state == DeviceState::TagRemoved) {
+            device_state = DeviceState::SearchingForTag;
+        }
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void GetTagInfo(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        auto amiibo = nfp_interface.GetAmiiboBuffer();
+        TagInfo tag_info{};
+        std::memcpy(tag_info.uuid.data(), amiibo.uuid.data(), sizeof(tag_info.uuid.size()));
+        tag_info.uuid_length = static_cast<u8>(tag_info.uuid.size());
+
+        tag_info.protocol = 1; // TODO(ogniK): Figure out actual values
+        tag_info.tag_type = 2;
+        ctx.WriteBuffer(&tag_info, sizeof(TagInfo));
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void Mount(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+
+        device_state = DeviceState::TagNearby;
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void GetModelInfo(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        auto amiibo = nfp_interface.GetAmiiboBuffer();
+        ctx.WriteBuffer(&amiibo.model_info, sizeof(amiibo.model_info));
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void Unmount(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+
+        device_state = DeviceState::TagFound;
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void Finalize(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+
+        device_state = DeviceState::Finalized;
+
+        IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);
-        rb.Push<u32>(npad_id);
     }
 
     void AttachAvailabilityChangeEvent(Kernel::HLERequestContext& ctx) {
-        IPC::RequestParser rp{ctx};
-        const u64 dev_handle = rp.Pop<u64>();
-        LOG_WARNING(Service_NFP, "(STUBBED) called, dev_handle=0x{:X}", dev_handle);
+        LOG_WARNING(Service_NFP, "(STUBBED) called");
 
         IPC::ResponseBuilder rb{ctx, 2, 1};
         rb.Push(RESULT_SUCCESS);
         rb.PushCopyObjects(availability_change_event);
     }
 
-    const u64 device_handle{0xDEAD};
-    const u32 npad_id{0}; // This is the first player controller id
+    void GetRegisterInfo(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NFP, "(STUBBED) called");
+
+        // TODO(ogniK): Pull Mii and owner data from amiibo
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void GetCommonInfo(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NFP, "(STUBBED) called");
+
+        // TODO(ogniK): Pull common information from amiibo
+
+        CommonInfo common_info{};
+        common_info.application_area_size = 0;
+        ctx.WriteBuffer(&common_info, sizeof(CommonInfo));
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void OpenApplicationArea(Kernel::HLERequestContext& ctx) {
+        LOG_DEBUG(Service_NFP, "called");
+        // We don't need to worry about this since we can just open the file
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void GetApplicationAreaSize(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NFP, "(STUBBED) called");
+        // We don't need to worry about this since we can just open the file
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(RESULT_SUCCESS);
+        rb.PushRaw<u32>(0); // This is from the GetCommonInfo stub
+    }
+
+    void GetApplicationArea(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_NFP, "(STUBBED) called");
+
+        // TODO(ogniK): Pull application area from amiibo
+
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(RESULT_SUCCESS);
+        rb.PushRaw<u32>(0); // This is from the GetCommonInfo stub
+    }
+
+    bool has_attached_handle{};
+    const u64 device_handle{Common::MakeMagic('Y', 'U', 'Z', 'U')};
+    const u32 npad_id{0}; // Player 1 controller
     State state{State::NonInitialized};
     DeviceState device_state{DeviceState::Initialized};
-    Kernel::SharedPtr<Kernel::Event> activate_event;
     Kernel::SharedPtr<Kernel::Event> deactivate_event;
     Kernel::SharedPtr<Kernel::Event> availability_change_event;
+    const Module::Interface& nfp_interface;
 };
 
 void Module::Interface::CreateUserInterface(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_NFP, "called");
     IPC::ResponseBuilder rb{ctx, 2, 0, 1};
     rb.Push(RESULT_SUCCESS);
-    rb.PushIpcInterface<IUser>();
+    rb.PushIpcInterface<IUser>(*this);
+}
+
+void Module::Interface::LoadAmiibo(const std::vector<u8>& buffer) {
+    std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock);
+    if (buffer.size() < sizeof(AmiiboFile)) {
+        return; // Failed to load file
+    }
+    std::memcpy(&amiibo, buffer.data(), sizeof(amiibo));
+    nfc_tag_load->Signal();
+}
+const Kernel::SharedPtr<Kernel::Event>& Module::Interface::GetNFCEvent() const {
+    return nfc_tag_load;
+}
+const Module::Interface::AmiiboFile& Module::Interface::GetAmiiboBuffer() const {
+    return amiibo;
 }
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
diff --git a/src/core/hle/service/nfp/nfp.h b/src/core/hle/service/nfp/nfp.h
index 77df343c4..46370dedd 100644
--- a/src/core/hle/service/nfp/nfp.h
+++ b/src/core/hle/service/nfp/nfp.h
@@ -4,6 +4,9 @@
 
 #pragma once
 
+#include <array>
+#include <vector>
+#include "core/hle/kernel/event.h"
 #include "core/hle/service/service.h"
 
 namespace Service::NFP {
@@ -15,7 +18,27 @@ public:
         explicit Interface(std::shared_ptr<Module> module, const char* name);
         ~Interface() override;
 
+        struct ModelInfo {
+            std::array<u8, 0x8> amiibo_identification_block;
+            INSERT_PADDING_BYTES(0x38);
+        };
+        static_assert(sizeof(ModelInfo) == 0x40, "ModelInfo is an invalid size");
+
+        struct AmiiboFile {
+            std::array<u8, 10> uuid;
+            INSERT_PADDING_BYTES(0x4a);
+            ModelInfo model_info;
+        };
+        static_assert(sizeof(AmiiboFile) == 0x94, "AmiiboFile is an invalid size");
+
         void CreateUserInterface(Kernel::HLERequestContext& ctx);
+        void LoadAmiibo(const std::vector<u8>& buffer);
+        const Kernel::SharedPtr<Kernel::Event>& GetNFCEvent() const;
+        const AmiiboFile& GetAmiiboBuffer() const;
+
+    private:
+        Kernel::SharedPtr<Kernel::Event> nfc_tag_load{};
+        AmiiboFile amiibo{};
 
     protected:
         std::shared_ptr<Module> module;
diff --git a/src/core/perf_stats.cpp b/src/core/perf_stats.cpp
index 7d95816fe..c716a462b 100644
--- a/src/core/perf_stats.cpp
+++ b/src/core/perf_stats.cpp
@@ -74,10 +74,6 @@ double PerfStats::GetLastFrameTimeScale() {
 }
 
 void FrameLimiter::DoFrameLimiting(microseconds current_system_time_us) {
-    // Max lag caused by slow frames. Can be adjusted to compensate for too many slow frames. Higher
-    // values increase the time needed to recover and limit framerate again after spikes.
-    constexpr microseconds MAX_LAG_TIME_US = 25000us;
-
     if (!Settings::values.use_frame_limit) {
         return;
     }
diff --git a/src/core/settings.h b/src/core/settings.h
index 8f2da01c8..b5aeff29b 100644
--- a/src/core/settings.h
+++ b/src/core/settings.h
@@ -113,7 +113,8 @@ static const std::array<const char*, NumAnalogs> mapping = {{
 struct Values {
     // System
     bool use_docked_mode;
-    std::string username;
+    bool enable_nfc;
+    int current_user;
     int language_index;
 
     // Controls
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index bca014a4a..78ba29fc1 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -155,7 +155,6 @@ void Maxwell3D::ProcessQueryGet() {
     ASSERT_MSG(regs.query.query_get.unit == Regs::QueryUnit::Crop,
                "Units other than CROP are unimplemented");
 
-    u32 value = Memory::Read32(*address);
     u64 result = 0;
 
     // TODO(Subv): Support the other query variables
diff --git a/src/video_core/textures/decoders.cpp b/src/video_core/textures/decoders.cpp
index f1b40e7f5..da7989db9 100644
--- a/src/video_core/textures/decoders.cpp
+++ b/src/video_core/textures/decoders.cpp
@@ -142,7 +142,6 @@ void SwizzledData(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle,
     const u32 blocks_on_x = div_ceil(width, block_x_elements);
     const u32 blocks_on_y = div_ceil(height, block_y_elements);
     const u32 blocks_on_z = div_ceil(depth, block_z_elements);
-    const u32 blocks = blocks_on_x * blocks_on_y * blocks_on_z;
     const u32 gob_size = gob_x_bytes * gob_elements_y * gob_elements_z;
     const u32 xy_block_size = gob_size * block_height;
     const u32 block_size = xy_block_size * block_depth;
diff --git a/src/web_service/CMakeLists.txt b/src/web_service/CMakeLists.txt
index 9ad75e74a..01f2d129d 100644
--- a/src/web_service/CMakeLists.txt
+++ b/src/web_service/CMakeLists.txt
@@ -10,7 +10,7 @@ add_library(web_service STATIC
 create_target_directory_groups(web_service)
 
 get_directory_property(OPENSSL_LIBS
-        DIRECTORY ${CMAKE_SOURCE_DIR}/externals/libressl
+        DIRECTORY ${PROJECT_SOURCE_DIR}/externals/libressl
         DEFINITION OPENSSL_LIBS)
 target_compile_definitions(web_service PRIVATE -DCPPHTTPLIB_OPENSSL_SUPPORT)
 target_link_libraries(web_service PRIVATE common json-headers ${OPENSSL_LIBS} httplib lurlparser)
diff --git a/src/yuzu/CMakeLists.txt b/src/yuzu/CMakeLists.txt
index b901c29d2..9379d9110 100644
--- a/src/yuzu/CMakeLists.txt
+++ b/src/yuzu/CMakeLists.txt
@@ -82,10 +82,10 @@ set(UIS
 )
 
 file(GLOB COMPAT_LIST
-     ${CMAKE_BINARY_DIR}/dist/compatibility_list/compatibility_list.qrc
-     ${CMAKE_BINARY_DIR}/dist/compatibility_list/compatibility_list.json)
-file(GLOB_RECURSE ICONS ${CMAKE_SOURCE_DIR}/dist/icons/*)
-file(GLOB_RECURSE THEMES ${CMAKE_SOURCE_DIR}/dist/qt_themes/*)
+     ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.qrc
+     ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.json)
+file(GLOB_RECURSE ICONS ${PROJECT_SOURCE_DIR}/dist/icons/*)
+file(GLOB_RECURSE THEMES ${PROJECT_SOURCE_DIR}/dist/qt_themes/*)
 
 qt5_wrap_ui(UI_HDRS ${UIS})
 
diff --git a/src/yuzu/bootmanager.cpp b/src/yuzu/bootmanager.cpp
index e8ab23326..39eef8858 100644
--- a/src/yuzu/bootmanager.cpp
+++ b/src/yuzu/bootmanager.cpp
@@ -8,7 +8,6 @@
 
 #include "common/microprofile.h"
 #include "common/scm_rev.h"
-#include "common/string_util.h"
 #include "core/core.h"
 #include "core/frontend/framebuffer_layout.h"
 #include "core/settings.h"
@@ -107,9 +106,8 @@ private:
 GRenderWindow::GRenderWindow(QWidget* parent, EmuThread* emu_thread)
     : QWidget(parent), child(nullptr), emu_thread(emu_thread) {
 
-    std::string window_title = fmt::format("yuzu {} | {}-{}", Common::g_build_name,
-                                           Common::g_scm_branch, Common::g_scm_desc);
-    setWindowTitle(QString::fromStdString(window_title));
+    setWindowTitle(QStringLiteral("yuzu %1 | %2-%3")
+                       .arg(Common::g_build_name, Common::g_scm_branch, Common::g_scm_desc));
     setAttribute(Qt::WA_AcceptTouchEvents);
 
     InputCommon::Init();
diff --git a/src/yuzu/configuration/config.cpp b/src/yuzu/configuration/config.cpp
index 71c6ebb41..1fe9a7edd 100644
--- a/src/yuzu/configuration/config.cpp
+++ b/src/yuzu/configuration/config.cpp
@@ -4,6 +4,7 @@
 
 #include <QSettings>
 #include "common/file_util.h"
+#include "core/hle/service/acc/profile_manager.h"
 #include "input_common/main.h"
 #include "yuzu/configuration/config.h"
 #include "yuzu/ui_settings.h"
@@ -122,7 +123,11 @@ void Config::ReadValues() {
 
     qt_config->beginGroup("System");
     Settings::values.use_docked_mode = qt_config->value("use_docked_mode", false).toBool();
-    Settings::values.username = qt_config->value("username", "yuzu").toString().toStdString();
+    Settings::values.enable_nfc = qt_config->value("enable_nfc", true).toBool();
+
+    Settings::values.current_user = std::clamp<int>(qt_config->value("current_user", 0).toInt(), 0,
+                                                    Service::Account::MAX_USERS - 1);
+
     Settings::values.language_index = qt_config->value("language_index", 1).toInt();
     qt_config->endGroup();
 
@@ -258,7 +263,9 @@ void Config::SaveValues() {
 
     qt_config->beginGroup("System");
     qt_config->setValue("use_docked_mode", Settings::values.use_docked_mode);
-    qt_config->setValue("username", QString::fromStdString(Settings::values.username));
+    qt_config->setValue("enable_nfc", Settings::values.enable_nfc);
+    qt_config->setValue("current_user", Settings::values.current_user);
+
     qt_config->setValue("language_index", Settings::values.language_index);
     qt_config->endGroup();
 
diff --git a/src/yuzu/configuration/configure_general.cpp b/src/yuzu/configuration/configure_general.cpp
index f5db9e55b..537d6e576 100644
--- a/src/yuzu/configuration/configure_general.cpp
+++ b/src/yuzu/configuration/configure_general.cpp
@@ -31,6 +31,7 @@ void ConfigureGeneral::setConfiguration() {
     ui->theme_combobox->setCurrentIndex(ui->theme_combobox->findData(UISettings::values.theme));
     ui->use_cpu_jit->setChecked(Settings::values.use_cpu_jit);
     ui->use_docked_mode->setChecked(Settings::values.use_docked_mode);
+    ui->enable_nfc->setChecked(Settings::values.enable_nfc);
 }
 
 void ConfigureGeneral::PopulateHotkeyList(const HotkeyRegistry& registry) {
@@ -45,4 +46,5 @@ void ConfigureGeneral::applyConfiguration() {
 
     Settings::values.use_cpu_jit = ui->use_cpu_jit->isChecked();
     Settings::values.use_docked_mode = ui->use_docked_mode->isChecked();
+    Settings::values.enable_nfc = ui->enable_nfc->isChecked();
 }
diff --git a/src/yuzu/configuration/configure_general.ui b/src/yuzu/configuration/configure_general.ui
index 1775c4d40..b82fffde8 100644
--- a/src/yuzu/configuration/configure_general.ui
+++ b/src/yuzu/configuration/configure_general.ui
@@ -68,19 +68,26 @@
        <property name="title">
         <string>Emulation</string>
        </property>
-        <layout class="QHBoxLayout" name="EmulationHorizontalLayout">
+       <layout class="QHBoxLayout" name="EmulationHorizontalLayout">
+        <item>
+         <layout class="QVBoxLayout" name="EmulationVerticalLayout">
+          <item>
+           <widget class="QCheckBox" name="use_docked_mode">
+            <property name="text">
+             <string>Enable docked mode</string>
+            </property>
+           </widget>
+          </item>
           <item>
-            <layout class="QVBoxLayout" name="EmulationVerticalLayout">
-              <item>
-                <widget class="QCheckBox" name="use_docked_mode">
-                  <property name="text">
-                    <string>Enable docked mode</string>
-                  </property>
-                </widget>
-              </item>
-            </layout>
+           <widget class="QCheckBox" name="enable_nfc">
+            <property name="text">
+             <string>Enable NFC</string>
+            </property>
+           </widget>
           </item>
-        </layout>
+         </layout>
+        </item>
+       </layout>
       </widget>
      </item>
      <item>
diff --git a/src/yuzu/configuration/configure_system.cpp b/src/yuzu/configuration/configure_system.cpp
index e9ed9c38f..83cc49dfc 100644
--- a/src/yuzu/configuration/configure_system.cpp
+++ b/src/yuzu/configuration/configure_system.cpp
@@ -2,13 +2,30 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <algorithm>
+#include <QFileDialog>
+#include <QGraphicsItem>
+#include <QGraphicsScene>
+#include <QInputDialog>
 #include <QMessageBox>
+#include <QStandardItemModel>
+#include <QTreeView>
+#include <QVBoxLayout>
+#include "common/common_paths.h"
+#include "common/logging/backend.h"
+#include "common/string_util.h"
 #include "core/core.h"
+#include "core/hle/service/acc/profile_manager.h"
 #include "core/settings.h"
 #include "ui_configure_system.h"
 #include "yuzu/configuration/configure_system.h"
 #include "yuzu/main.h"
 
+static std::string GetImagePath(Service::Account::UUID uuid) {
+    return FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
+           "/system/save/8000000000000010/su/avators/" + uuid.FormatSwitch() + ".jpg";
+}
+
 static const std::array<int, 12> days_in_month = {{
     31,
     29,
@@ -24,7 +41,20 @@ static const std::array<int, 12> days_in_month = {{
     31,
 }};
 
-ConfigureSystem::ConfigureSystem(QWidget* parent) : QWidget(parent), ui(new Ui::ConfigureSystem) {
+// Same backup JPEG used by acc IProfile::GetImage if no jpeg found
+static constexpr std::array<u8, 107> backup_jpeg{
+    0xff, 0xd8, 0xff, 0xdb, 0x00, 0x43, 0x00, 0x03, 0x02, 0x02, 0x02, 0x02, 0x02, 0x03, 0x02, 0x02,
+    0x02, 0x03, 0x03, 0x03, 0x03, 0x04, 0x06, 0x04, 0x04, 0x04, 0x04, 0x04, 0x08, 0x06, 0x06, 0x05,
+    0x06, 0x09, 0x08, 0x0a, 0x0a, 0x09, 0x08, 0x09, 0x09, 0x0a, 0x0c, 0x0f, 0x0c, 0x0a, 0x0b, 0x0e,
+    0x0b, 0x09, 0x09, 0x0d, 0x11, 0x0d, 0x0e, 0x0f, 0x10, 0x10, 0x11, 0x10, 0x0a, 0x0c, 0x12, 0x13,
+    0x12, 0x10, 0x13, 0x0f, 0x10, 0x10, 0x10, 0xff, 0xc9, 0x00, 0x0b, 0x08, 0x00, 0x01, 0x00, 0x01,
+    0x01, 0x01, 0x11, 0x00, 0xff, 0xcc, 0x00, 0x06, 0x00, 0x10, 0x10, 0x05, 0xff, 0xda, 0x00, 0x08,
+    0x01, 0x01, 0x00, 0x00, 0x3f, 0x00, 0xd2, 0xcf, 0x20, 0xff, 0xd9,
+};
+
+ConfigureSystem::ConfigureSystem(QWidget* parent)
+    : QWidget(parent), ui(new Ui::ConfigureSystem),
+      profile_manager(std::make_unique<Service::Account::ProfileManager>()) {
     ui->setupUi(this);
     connect(ui->combo_birthmonth,
             static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
@@ -32,6 +62,45 @@ ConfigureSystem::ConfigureSystem(QWidget* parent) : QWidget(parent), ui(new Ui::
     connect(ui->button_regenerate_console_id, &QPushButton::clicked, this,
             &ConfigureSystem::refreshConsoleID);
 
+    layout = new QVBoxLayout;
+    tree_view = new QTreeView;
+    item_model = new QStandardItemModel(tree_view);
+    tree_view->setModel(item_model);
+
+    tree_view->setAlternatingRowColors(true);
+    tree_view->setSelectionMode(QHeaderView::SingleSelection);
+    tree_view->setSelectionBehavior(QHeaderView::SelectRows);
+    tree_view->setVerticalScrollMode(QHeaderView::ScrollPerPixel);
+    tree_view->setHorizontalScrollMode(QHeaderView::ScrollPerPixel);
+    tree_view->setSortingEnabled(true);
+    tree_view->setEditTriggers(QHeaderView::NoEditTriggers);
+    tree_view->setUniformRowHeights(true);
+    tree_view->setIconSize({64, 64});
+    tree_view->setContextMenuPolicy(Qt::NoContextMenu);
+
+    item_model->insertColumns(0, 1);
+    item_model->setHeaderData(0, Qt::Horizontal, "Users");
+
+    // We must register all custom types with the Qt Automoc system so that we are able to use it
+    // with signals/slots. In this case, QList falls under the umbrells of custom types.
+    qRegisterMetaType<QList<QStandardItem*>>("QList<QStandardItem*>");
+
+    layout->setContentsMargins(0, 0, 0, 0);
+    layout->setSpacing(0);
+    layout->addWidget(tree_view);
+
+    ui->scrollArea->setLayout(layout);
+
+    connect(tree_view, &QTreeView::clicked, this, &ConfigureSystem::SelectUser);
+
+    connect(ui->pm_add, &QPushButton::pressed, this, &ConfigureSystem::AddUser);
+    connect(ui->pm_rename, &QPushButton::pressed, this, &ConfigureSystem::RenameUser);
+    connect(ui->pm_remove, &QPushButton::pressed, this, &ConfigureSystem::DeleteUser);
+    connect(ui->pm_set_image, &QPushButton::pressed, this, &ConfigureSystem::SetUserImage);
+
+    scene = new QGraphicsScene;
+    ui->current_user_icon->setScene(scene);
+
     this->setConfiguration();
 }
 
@@ -39,16 +108,74 @@ ConfigureSystem::~ConfigureSystem() = default;
 
 void ConfigureSystem::setConfiguration() {
     enabled = !Core::System::GetInstance().IsPoweredOn();
-    ui->edit_username->setText(QString::fromStdString(Settings::values.username));
+
     ui->combo_language->setCurrentIndex(Settings::values.language_index);
+
+    item_model->removeRows(0, item_model->rowCount());
+    list_items.clear();
+
+    PopulateUserList();
+    UpdateCurrentUser();
+}
+
+static QPixmap GetIcon(Service::Account::UUID uuid) {
+    const auto icon_url = QString::fromStdString(GetImagePath(uuid));
+    QPixmap icon{icon_url};
+
+    if (!icon) {
+        icon.fill(Qt::black);
+        icon.loadFromData(backup_jpeg.data(), backup_jpeg.size());
+    }
+
+    return icon;
+}
+
+void ConfigureSystem::PopulateUserList() {
+    const auto& profiles = profile_manager->GetAllUsers();
+    for (const auto& user : profiles) {
+        Service::Account::ProfileBase profile;
+        if (!profile_manager->GetProfileBase(user, profile))
+            continue;
+
+        const auto username = Common::StringFromFixedZeroTerminatedBuffer(
+            reinterpret_cast<const char*>(profile.username.data()), profile.username.size());
+
+        list_items.push_back(QList<QStandardItem*>{new QStandardItem{
+            GetIcon(user).scaled(64, 64, Qt::IgnoreAspectRatio, Qt::SmoothTransformation),
+            QString::fromStdString(username + '\n' + user.FormatSwitch())}});
+    }
+
+    for (const auto& item : list_items)
+        item_model->appendRow(item);
+}
+
+void ConfigureSystem::UpdateCurrentUser() {
+    ui->pm_add->setEnabled(profile_manager->GetUserCount() < Service::Account::MAX_USERS);
+
+    const auto& current_user = profile_manager->GetUser(Settings::values.current_user);
+    ASSERT(current_user != boost::none);
+    const auto username = GetAccountUsername(*current_user);
+
+    scene->clear();
+    scene->addPixmap(
+        GetIcon(*current_user).scaled(48, 48, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
+    ui->current_user_username->setText(QString::fromStdString(username));
 }
 
 void ConfigureSystem::ReadSystemSettings() {}
 
+std::string ConfigureSystem::GetAccountUsername(Service::Account::UUID uuid) const {
+    Service::Account::ProfileBase profile;
+    if (!profile_manager->GetProfileBase(uuid, profile))
+        return "";
+    return Common::StringFromFixedZeroTerminatedBuffer(
+        reinterpret_cast<const char*>(profile.username.data()), profile.username.size());
+}
+
 void ConfigureSystem::applyConfiguration() {
     if (!enabled)
         return;
-    Settings::values.username = ui->edit_username->text().toStdString();
+
     Settings::values.language_index = ui->combo_language->currentIndex();
     Settings::Apply();
 }
@@ -92,3 +219,130 @@ void ConfigureSystem::refreshConsoleID() {
     ui->label_console_id->setText(
         tr("Console ID: 0x%1").arg(QString::number(console_id, 16).toUpper()));
 }
+
+void ConfigureSystem::SelectUser(const QModelIndex& index) {
+    Settings::values.current_user =
+        std::clamp<std::size_t>(index.row(), 0, profile_manager->GetUserCount() - 1);
+
+    UpdateCurrentUser();
+
+    ui->pm_remove->setEnabled(profile_manager->GetUserCount() >= 2);
+    ui->pm_rename->setEnabled(true);
+    ui->pm_set_image->setEnabled(true);
+}
+
+void ConfigureSystem::AddUser() {
+    Service::Account::UUID uuid;
+    uuid.Generate();
+
+    bool ok = false;
+    const auto username =
+        QInputDialog::getText(this, tr("Enter Username"), tr("Enter a username for the new user:"),
+                              QLineEdit::Normal, QString(), &ok);
+    if (!ok)
+        return;
+
+    profile_manager->CreateNewUser(uuid, username.toStdString());
+
+    item_model->appendRow(new QStandardItem{
+        GetIcon(uuid).scaled(64, 64, Qt::IgnoreAspectRatio, Qt::SmoothTransformation),
+        QString::fromStdString(username.toStdString() + '\n' + uuid.FormatSwitch())});
+}
+
+void ConfigureSystem::RenameUser() {
+    const auto user = tree_view->currentIndex().row();
+    const auto uuid = profile_manager->GetUser(user);
+    ASSERT(uuid != boost::none);
+    const auto username = GetAccountUsername(*uuid);
+
+    Service::Account::ProfileBase profile;
+    if (!profile_manager->GetProfileBase(*uuid, profile))
+        return;
+
+    bool ok = false;
+    const auto new_username =
+        QInputDialog::getText(this, tr("Enter Username"), tr("Enter a new username:"),
+                              QLineEdit::Normal, QString::fromStdString(username), &ok);
+
+    if (!ok)
+        return;
+
+    std::fill(profile.username.begin(), profile.username.end(), '\0');
+    const auto username_std = new_username.toStdString();
+    if (username_std.size() > profile.username.size()) {
+        std::copy_n(username_std.begin(), std::min(profile.username.size(), username_std.size()),
+                    profile.username.begin());
+    } else {
+        std::copy(username_std.begin(), username_std.end(), profile.username.begin());
+    }
+
+    profile_manager->SetProfileBase(*uuid, profile);
+
+    item_model->setItem(
+        user, 0,
+        new QStandardItem{
+            GetIcon(*uuid).scaled(64, 64, Qt::IgnoreAspectRatio, Qt::SmoothTransformation),
+            tr("%1\n%2", "%1 is the profile username, %2 is the formatted UUID (e.g. "
+                         "00112233-4455-6677-8899-AABBCCDDEEFF))")
+                .arg(QString::fromStdString(username_std),
+                     QString::fromStdString(uuid->FormatSwitch()))});
+    UpdateCurrentUser();
+}
+
+void ConfigureSystem::DeleteUser() {
+    const auto index = tree_view->currentIndex().row();
+    const auto uuid = profile_manager->GetUser(index);
+    ASSERT(uuid != boost::none);
+    const auto username = GetAccountUsername(*uuid);
+
+    const auto confirm =
+        QMessageBox::question(this, tr("Confirm Delete"),
+                              tr("You are about to delete user with name %1. Are you sure?")
+                                  .arg(QString::fromStdString(username)));
+
+    if (confirm == QMessageBox::No)
+        return;
+
+    if (Settings::values.current_user == tree_view->currentIndex().row())
+        Settings::values.current_user = 0;
+    UpdateCurrentUser();
+
+    if (!profile_manager->RemoveUser(*uuid))
+        return;
+
+    item_model->removeRows(tree_view->currentIndex().row(), 1);
+    tree_view->clearSelection();
+
+    ui->pm_remove->setEnabled(false);
+    ui->pm_rename->setEnabled(false);
+}
+
+void ConfigureSystem::SetUserImage() {
+    const auto index = tree_view->currentIndex().row();
+    const auto uuid = profile_manager->GetUser(index);
+    ASSERT(uuid != boost::none);
+    const auto username = GetAccountUsername(*uuid);
+
+    const auto file = QFileDialog::getOpenFileName(this, tr("Select User Image"), QString(),
+                                                   "JPEG Images (*.jpg *.jpeg)");
+
+    if (file.isEmpty())
+        return;
+
+    FileUtil::Delete(GetImagePath(*uuid));
+
+    const auto raw_path =
+        FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + "/system/save/8000000000000010";
+    if (FileUtil::Exists(raw_path) && !FileUtil::IsDirectory(raw_path))
+        FileUtil::Delete(raw_path);
+
+    FileUtil::CreateFullPath(GetImagePath(*uuid));
+    FileUtil::Copy(file.toStdString(), GetImagePath(*uuid));
+
+    item_model->setItem(
+        index, 0,
+        new QStandardItem{
+            GetIcon(*uuid).scaled(64, 64, Qt::IgnoreAspectRatio, Qt::SmoothTransformation),
+            QString::fromStdString(username + '\n' + uuid->FormatSwitch())});
+    UpdateCurrentUser();
+}
diff --git a/src/yuzu/configuration/configure_system.h b/src/yuzu/configuration/configure_system.h
index f13de17d4..b73e0719c 100644
--- a/src/yuzu/configuration/configure_system.h
+++ b/src/yuzu/configuration/configure_system.h
@@ -5,8 +5,21 @@
 #pragma once
 
 #include <memory>
+
+#include <QList>
 #include <QWidget>
 
+namespace Service::Account {
+class ProfileManager;
+struct UUID;
+} // namespace Service::Account
+
+class QGraphicsScene;
+class QStandardItem;
+class QStandardItemModel;
+class QTreeView;
+class QVBoxLayout;
+
 namespace Ui {
 class ConfigureSystem;
 }
@@ -21,18 +34,36 @@ public:
     void applyConfiguration();
     void setConfiguration();
 
+    void PopulateUserList();
+    void UpdateCurrentUser();
+
 public slots:
     void updateBirthdayComboBox(int birthmonth_index);
     void refreshConsoleID();
 
+    void SelectUser(const QModelIndex& index);
+    void AddUser();
+    void RenameUser();
+    void DeleteUser();
+    void SetUserImage();
+
 private:
     void ReadSystemSettings();
+    std::string GetAccountUsername(Service::Account::UUID uuid) const;
+
+    QVBoxLayout* layout;
+    QTreeView* tree_view;
+    QStandardItemModel* item_model;
+    QGraphicsScene* scene;
+
+    std::vector<QList<QStandardItem*>> list_items;
 
     std::unique_ptr<Ui::ConfigureSystem> ui;
     bool enabled;
 
-    std::u16string username;
     int birthmonth, birthday;
     int language_index;
     int sound_index;
+
+    std::unique_ptr<Service::Account::ProfileManager> profile_manager;
 };
diff --git a/src/yuzu/configuration/configure_system.ui b/src/yuzu/configuration/configure_system.ui
index f3f8db038..020b32a37 100644
--- a/src/yuzu/configuration/configure_system.ui
+++ b/src/yuzu/configuration/configure_system.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>360</width>
-    <height>377</height>
+    <height>483</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -22,34 +22,28 @@
         <string>System Settings</string>
        </property>
        <layout class="QGridLayout" name="gridLayout">
-        <item row="0" column="0">
-         <widget class="QLabel" name="label_username">
+        <item row="1" column="0">
+         <widget class="QLabel" name="label_language">
           <property name="text">
-           <string>Username</string>
+           <string>Language</string>
           </property>
          </widget>
         </item>
-        <item row="0" column="1">
-         <widget class="QLineEdit" name="edit_username">
-          <property name="sizePolicy">
-           <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
-            <horstretch>0</horstretch>
-            <verstretch>0</verstretch>
-           </sizepolicy>
-          </property>
-          <property name="maxLength">
-           <number>32</number>
+        <item row="0" column="0">
+         <widget class="QLabel" name="label_birthday">
+          <property name="text">
+           <string>Birthday</string>
           </property>
          </widget>
         </item>
-        <item row="1" column="0">
-         <widget class="QLabel" name="label_birthday">
+        <item row="3" column="0">
+         <widget class="QLabel" name="label_console_id">
           <property name="text">
-           <string>Birthday</string>
+           <string>Console ID:</string>
           </property>
          </widget>
         </item>
-        <item row="1" column="1">
+        <item row="0" column="1">
          <layout class="QHBoxLayout" name="horizontalLayout_birthday2">
           <item>
            <widget class="QComboBox" name="combo_birthmonth">
@@ -120,14 +114,7 @@
           </item>
          </layout>
         </item>
-        <item row="2" column="0">
-         <widget class="QLabel" name="label_language">
-          <property name="text">
-           <string>Language</string>
-          </property>
-         </widget>
-        </item>
-        <item row="2" column="1">
+        <item row="1" column="1">
          <widget class="QComboBox" name="combo_language">
           <property name="toolTip">
            <string>Note: this can be overridden when region setting is auto-select</string>
@@ -187,31 +174,31 @@
             <string>Russian (Русский)</string>
            </property>
           </item>
-           <item>
-             <property name="text">
-               <string>Taiwanese</string>
-             </property>
-           </item>
-           <item>
-             <property name="text">
-               <string>British English</string>
-             </property>
-           </item>
-           <item>
-             <property name="text">
-               <string>Canadian French</string>
-             </property>
-           </item>
-           <item>
-             <property name="text">
-               <string>Latin American Spanish</string>
-             </property>
-           </item>
-           <item>
-             <property name="text">
-               <string>Simplified Chinese</string>
-             </property>
-           </item>
+          <item>
+           <property name="text">
+            <string>Taiwanese</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>British English</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>Canadian French</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>Latin American Spanish</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>Simplified Chinese</string>
+           </property>
+          </item>
           <item>
            <property name="text">
             <string>Traditional Chinese (正體中文)</string>
@@ -219,14 +206,14 @@
           </item>
          </widget>
         </item>
-        <item row="3" column="0">
+        <item row="2" column="0">
          <widget class="QLabel" name="label_sound">
           <property name="text">
            <string>Sound output mode</string>
           </property>
          </widget>
         </item>
-        <item row="3" column="1">
+        <item row="2" column="1">
          <widget class="QComboBox" name="combo_sound">
           <item>
            <property name="text">
@@ -245,14 +232,7 @@
           </item>
          </widget>
         </item>
-        <item row="4" column="0">
-         <widget class="QLabel" name="label_console_id">
-          <property name="text">
-           <string>Console ID:</string>
-          </property>
-         </widget>
-        </item>
-        <item row="4" column="1">
+        <item row="3" column="1">
          <widget class="QPushButton" name="button_regenerate_console_id">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
@@ -272,6 +252,143 @@
       </widget>
      </item>
      <item>
+      <widget class="QGroupBox" name="gridGroupBox">
+       <property name="title">
+        <string>Profile Manager</string>
+       </property>
+       <layout class="QGridLayout" name="gridLayout_2">
+        <property name="sizeConstraint">
+         <enum>QLayout::SetNoConstraint</enum>
+        </property>
+        <item row="0" column="0">
+         <layout class="QHBoxLayout" name="horizontalLayout_2">
+          <item>
+           <widget class="QLabel" name="label">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
+            <property name="text">
+             <string>Current User</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QGraphicsView" name="current_user_icon">
+            <property name="minimumSize">
+             <size>
+              <width>48</width>
+              <height>48</height>
+             </size>
+            </property>
+            <property name="maximumSize">
+             <size>
+              <width>48</width>
+              <height>48</height>
+             </size>
+            </property>
+            <property name="verticalScrollBarPolicy">
+             <enum>Qt::ScrollBarAlwaysOff</enum>
+            </property>
+            <property name="horizontalScrollBarPolicy">
+             <enum>Qt::ScrollBarAlwaysOff</enum>
+            </property>
+            <property name="interactive">
+             <bool>false</bool>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QLabel" name="current_user_username">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
+            <property name="text">
+             <string>Username</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </item>
+        <item row="1" column="0">
+         <widget class="QScrollArea" name="scrollArea">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="frameShape">
+           <enum>QFrame::StyledPanel</enum>
+          </property>
+          <property name="widgetResizable">
+           <bool>false</bool>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="0">
+         <layout class="QHBoxLayout" name="horizontalLayout_3">
+          <item>
+           <widget class="QPushButton" name="pm_set_image">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Set Image</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <spacer name="horizontalSpacer">
+            <property name="orientation">
+             <enum>Qt::Horizontal</enum>
+            </property>
+            <property name="sizeHint" stdset="0">
+             <size>
+              <width>40</width>
+              <height>20</height>
+             </size>
+            </property>
+           </spacer>
+          </item>
+          <item>
+           <widget class="QPushButton" name="pm_add">
+            <property name="text">
+             <string>Add</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QPushButton" name="pm_rename">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Rename</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QPushButton" name="pm_remove">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Remove</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item>
       <widget class="QLabel" name="label_disable_info">
        <property name="text">
         <string>System settings are available only when game is not running.</string>
@@ -281,19 +398,6 @@
        </property>
       </widget>
      </item>
-     <item>
-      <spacer name="verticalSpacer">
-       <property name="orientation">
-        <enum>Qt::Vertical</enum>
-       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>20</width>
-         <height>40</height>
-        </size>
-       </property>
-      </spacer>
-     </item>
     </layout>
    </item>
   </layout>
diff --git a/src/yuzu/debugger/wait_tree.cpp b/src/yuzu/debugger/wait_tree.cpp
index 7403e9ccd..0c831c9f4 100644
--- a/src/yuzu/debugger/wait_tree.cpp
+++ b/src/yuzu/debugger/wait_tree.cpp
@@ -9,8 +9,8 @@
 #include "core/core.h"
 #include "core/hle/kernel/event.h"
 #include "core/hle/kernel/handle_table.h"
-#include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/mutex.h"
+#include "core/hle/kernel/process.h"
 #include "core/hle/kernel/scheduler.h"
 #include "core/hle/kernel/thread.h"
 #include "core/hle/kernel/timer.h"
@@ -83,7 +83,7 @@ QString WaitTreeText::GetText() const {
 }
 
 WaitTreeMutexInfo::WaitTreeMutexInfo(VAddr mutex_address) : mutex_address(mutex_address) {
-    auto& handle_table = Core::System::GetInstance().Kernel().HandleTable();
+    const auto& handle_table = Core::CurrentProcess()->GetHandleTable();
 
     mutex_value = Memory::Read32(mutex_address);
     owner_handle = static_cast<Kernel::Handle>(mutex_value & Kernel::Mutex::MutexOwnerMask);
diff --git a/src/yuzu/game_list.cpp b/src/yuzu/game_list.cpp
index 3a2685e24..a5a4aa432 100644
--- a/src/yuzu/game_list.cpp
+++ b/src/yuzu/game_list.cpp
@@ -216,11 +216,11 @@ GameList::GameList(FileSys::VirtualFilesystem vfs, GMainWindow* parent)
     tree_view->setContextMenuPolicy(Qt::CustomContextMenu);
 
     item_model->insertColumns(0, COLUMN_COUNT);
-    item_model->setHeaderData(COLUMN_NAME, Qt::Horizontal, "Name");
-    item_model->setHeaderData(COLUMN_COMPATIBILITY, Qt::Horizontal, "Compatibility");
-    item_model->setHeaderData(COLUMN_ADD_ONS, Qt::Horizontal, "Add-ons");
-    item_model->setHeaderData(COLUMN_FILE_TYPE, Qt::Horizontal, "File type");
-    item_model->setHeaderData(COLUMN_SIZE, Qt::Horizontal, "Size");
+    item_model->setHeaderData(COLUMN_NAME, Qt::Horizontal, tr("Name"));
+    item_model->setHeaderData(COLUMN_COMPATIBILITY, Qt::Horizontal, tr("Compatibility"));
+    item_model->setHeaderData(COLUMN_ADD_ONS, Qt::Horizontal, tr("Add-ons"));
+    item_model->setHeaderData(COLUMN_FILE_TYPE, Qt::Horizontal, tr("File type"));
+    item_model->setHeaderData(COLUMN_SIZE, Qt::Horizontal, tr("Size"));
 
     connect(tree_view, &QTreeView::activated, this, &GameList::ValidateEntry);
     connect(tree_view, &QTreeView::customContextMenuRequested, this, &GameList::PopupContextMenu);
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index bef9df00d..47f494841 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -10,6 +10,7 @@
 // VFS includes must be before glad as they will conflict with Windows file api, which uses defines.
 #include "core/file_sys/vfs.h"
 #include "core/file_sys/vfs_real.h"
+#include "core/hle/service/acc/profile_manager.h"
 
 // These are wrappers to avoid the calls to CreateDirectory and CreateFile becuase of the Windows
 // defines.
@@ -60,6 +61,8 @@ static FileSys::VirtualFile VfsDirectoryCreateFileWrapper(const FileSys::Virtual
 #include "core/hle/kernel/process.h"
 #include "core/hle/service/filesystem/filesystem.h"
 #include "core/hle/service/filesystem/fsp_ldr.h"
+#include "core/hle/service/nfp/nfp.h"
+#include "core/hle/service/sm/sm.h"
 #include "core/loader/loader.h"
 #include "core/perf_stats.h"
 #include "core/settings.h"
@@ -100,6 +103,8 @@ __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
 }
 #endif
 
+constexpr u64 DLC_BASE_TITLE_ID_MASK = 0xFFFFFFFFFFFFE000;
+
 /**
  * "Callouts" are one-time instructional messages shown to the user. In the config settings, there
  * is a bitfield "callout_flags" options, used to track if a message has already been shown to the
@@ -422,6 +427,7 @@ void GMainWindow::ConnectMenuEvents() {
     connect(ui.action_Select_SDMC_Directory, &QAction::triggered, this,
             [this] { OnMenuSelectEmulatedDirectory(EmulatedDirectoryTarget::SDMC); });
     connect(ui.action_Exit, &QAction::triggered, this, &QMainWindow::close);
+    connect(ui.action_Load_Amiibo, &QAction::triggered, this, &GMainWindow::OnLoadAmiibo);
 
     // Emulation
     connect(ui.action_Start, &QAction::triggered, this, &GMainWindow::OnStartGame);
@@ -690,6 +696,7 @@ void GMainWindow::ShutdownGame() {
     ui.action_Stop->setEnabled(false);
     ui.action_Restart->setEnabled(false);
     ui.action_Report_Compatibility->setEnabled(false);
+    ui.action_Load_Amiibo->setEnabled(false);
     render_window->hide();
     game_list->show();
     game_list->setFilterFocus();
@@ -751,12 +758,43 @@ void GMainWindow::OnGameListOpenFolder(u64 program_id, GameListOpenTarget target
         open_target = "Save Data";
         const std::string nand_dir = FileUtil::GetUserPath(FileUtil::UserPath::NANDDir);
         ASSERT(program_id != 0);
-        // TODO(tech4me): Update this to work with arbitrary user profile
-        // Refer to core/hle/service/acc/profile_manager.cpp ProfileManager constructor
-        constexpr u128 user_id = {1, 0};
+
+        Service::Account::ProfileManager manager{};
+        const auto user_ids = manager.GetAllUsers();
+        QStringList list;
+        for (const auto& user_id : user_ids) {
+            if (user_id == Service::Account::UUID{})
+                continue;
+            Service::Account::ProfileBase base;
+            if (!manager.GetProfileBase(user_id, base))
+                continue;
+
+            list.push_back(QString::fromStdString(Common::StringFromFixedZeroTerminatedBuffer(
+                reinterpret_cast<const char*>(base.username.data()), base.username.size())));
+        }
+
+        bool ok = false;
+        const auto index_string =
+            QInputDialog::getItem(this, tr("Select User"),
+                                  tr("Please select the user's save data you would like to open."),
+                                  list, Settings::values.current_user, false, &ok);
+        if (!ok)
+            return;
+
+        const auto index = list.indexOf(index_string);
+        ASSERT(index != -1 && index < 8);
+
+        const auto user_id = manager.GetUser(index);
+        ASSERT(user_id != boost::none);
         path = nand_dir + FileSys::SaveDataFactory::GetFullPath(FileSys::SaveDataSpaceId::NandUser,
                                                                 FileSys::SaveDataType::SaveData,
-                                                                program_id, user_id, 0);
+                                                                program_id, user_id->uuid, 0);
+
+        if (!FileUtil::Exists(path)) {
+            FileUtil::CreateFullPath(path);
+            FileUtil::CreateDir(path);
+        }
+
         break;
     }
     case GameListOpenTarget::ModData: {
@@ -823,14 +861,10 @@ static bool RomFSRawCopy(QProgressDialog& dialog, const FileSys::VirtualDir& src
 }
 
 void GMainWindow::OnGameListDumpRomFS(u64 program_id, const std::string& game_path) {
-    const auto path = fmt::format("{}{:016X}/romfs",
-                                  FileUtil::GetUserPath(FileUtil::UserPath::DumpDir), program_id);
-
-    const auto failed = [this, &path] {
+    const auto failed = [this] {
         QMessageBox::warning(this, tr("RomFS Extraction Failed!"),
                              tr("There was an error copying the RomFS files or the user "
                                 "cancelled the operation."));
-        vfs->DeleteDirectory(path);
     };
 
     const auto loader = Loader::GetLoader(vfs->OpenFile(game_path, FileSys::Mode::Read));
@@ -845,10 +879,24 @@ void GMainWindow::OnGameListDumpRomFS(u64 program_id, const std::string& game_pa
         return;
     }
 
-    const auto romfs =
-        loader->IsRomFSUpdatable()
-            ? FileSys::PatchManager(program_id).PatchRomFS(file, loader->ReadRomFSIVFCOffset())
-            : file;
+    const auto installed = Service::FileSystem::GetUnionContents();
+    auto romfs_title_id = SelectRomFSDumpTarget(*installed, program_id);
+
+    if (!romfs_title_id) {
+        failed();
+        return;
+    }
+
+    const auto path = fmt::format(
+        "{}{:016X}/romfs", FileUtil::GetUserPath(FileUtil::UserPath::DumpDir), *romfs_title_id);
+
+    FileSys::VirtualFile romfs;
+
+    if (*romfs_title_id == program_id) {
+        romfs = file;
+    } else {
+        romfs = installed->GetEntry(*romfs_title_id, FileSys::ContentRecordType::Data)->GetRomFS();
+    }
 
     const auto extracted = FileSys::ExtractRomFS(romfs, FileSys::RomFSExtractionType::Full);
     if (extracted == nullptr) {
@@ -860,6 +908,7 @@ void GMainWindow::OnGameListDumpRomFS(u64 program_id, const std::string& game_pa
 
     if (out == nullptr) {
         failed();
+        vfs->DeleteDirectory(path);
         return;
     }
 
@@ -870,8 +919,11 @@ void GMainWindow::OnGameListDumpRomFS(u64 program_id, const std::string& game_pa
            "files into the new directory while <br>skeleton will only create the directory "
            "structure."),
         {"Full", "Skeleton"}, 0, false, &ok);
-    if (!ok)
+    if (!ok) {
         failed();
+        vfs->DeleteDirectory(path);
+        return;
+    }
 
     const auto full = res == "Full";
     const auto entry_size = CalculateRomFSEntrySize(extracted, full);
@@ -888,6 +940,7 @@ void GMainWindow::OnGameListDumpRomFS(u64 program_id, const std::string& game_pa
     } else {
         progress.close();
         failed();
+        vfs->DeleteDirectory(path);
     }
 }
 
@@ -1174,6 +1227,7 @@ void GMainWindow::OnStartGame() {
     ui.action_Report_Compatibility->setEnabled(true);
 
     discord_rpc->Update();
+    ui.action_Load_Amiibo->setEnabled(true);
 }
 
 void GMainWindow::OnPauseGame() {
@@ -1278,6 +1332,27 @@ void GMainWindow::OnConfigure() {
     }
 }
 
+void GMainWindow::OnLoadAmiibo() {
+    const QString extensions{"*.bin"};
+    const QString file_filter = tr("Amiibo File (%1);; All Files (*.*)").arg(extensions);
+    const QString filename = QFileDialog::getOpenFileName(this, tr("Load Amiibo"), "", file_filter);
+    if (!filename.isEmpty()) {
+        Core::System& system{Core::System::GetInstance()};
+        Service::SM::ServiceManager& sm = system.ServiceManager();
+        auto nfc = sm.GetService<Service::NFP::Module::Interface>("nfp:user");
+        if (nfc != nullptr) {
+            auto nfc_file = FileUtil::IOFile(filename.toStdString(), "rb");
+            if (!nfc_file.IsOpen()) {
+                return;
+            }
+            std::vector<u8> amiibo_buffer(nfc_file.GetSize());
+            nfc_file.ReadBytes(amiibo_buffer.data(), amiibo_buffer.size());
+            nfc_file.Close();
+            nfc->LoadAmiibo(amiibo_buffer);
+        }
+    }
+}
+
 void GMainWindow::OnAbout() {
     AboutDialog aboutDialog(this);
     aboutDialog.exec();
@@ -1318,15 +1393,17 @@ void GMainWindow::UpdateStatusBar() {
 void GMainWindow::OnCoreError(Core::System::ResultStatus result, std::string details) {
     QMessageBox::StandardButton answer;
     QString status_message;
-    const QString common_message = tr(
-        "The game you are trying to load requires additional files from your Switch to be dumped "
-        "before playing.<br/><br/>For more information on dumping these files, please see the "
-        "following wiki page: <a "
-        "href='https://yuzu-emu.org/wiki/"
-        "dumping-system-archives-and-the-shared-fonts-from-a-switch-console/'>Dumping System "
-        "Archives and the Shared Fonts from a Switch Console</a>.<br/><br/>Would you like to quit "
-        "back to the game list? Continuing emulation may result in crashes, corrupted save "
-        "data, or other bugs.");
+    const QString common_message =
+        tr("The game you are trying to load requires additional files from your Switch to be "
+           "dumped "
+           "before playing.<br/><br/>For more information on dumping these files, please see the "
+           "following wiki page: <a "
+           "href='https://yuzu-emu.org/wiki/"
+           "dumping-system-archives-and-the-shared-fonts-from-a-switch-console/'>Dumping System "
+           "Archives and the Shared Fonts from a Switch Console</a>.<br/><br/>Would you like to "
+           "quit "
+           "back to the game list? Continuing emulation may result in crashes, corrupted save "
+           "data, or other bugs.");
     switch (result) {
     case Core::System::ResultStatus::ErrorSystemFiles: {
         QString message = "yuzu was unable to locate a Switch system archive";
@@ -1357,9 +1434,12 @@ void GMainWindow::OnCoreError(Core::System::ResultStatus result, std::string det
             this, tr("Fatal Error"),
             tr("yuzu has encountered a fatal error, please see the log for more details. "
                "For more information on accessing the log, please see the following page: "
-               "<a href='https://community.citra-emu.org/t/how-to-upload-the-log-file/296'>How to "
-               "Upload the Log File</a>.<br/><br/>Would you like to quit back to the game list? "
-               "Continuing emulation may result in crashes, corrupted save data, or other bugs."),
+               "<a href='https://community.citra-emu.org/t/how-to-upload-the-log-file/296'>How "
+               "to "
+               "Upload the Log File</a>.<br/><br/>Would you like to quit back to the game "
+               "list? "
+               "Continuing emulation may result in crashes, corrupted save data, or other "
+               "bugs."),
             QMessageBox::Yes | QMessageBox::No, QMessageBox::No);
         status_message = "Fatal Error encountered";
         break;
@@ -1459,6 +1539,42 @@ void GMainWindow::OnReinitializeKeys(ReinitializeKeyBehavior behavior) {
     }
 }
 
+boost::optional<u64> GMainWindow::SelectRomFSDumpTarget(
+    const FileSys::RegisteredCacheUnion& installed, u64 program_id) {
+    const auto dlc_entries =
+        installed.ListEntriesFilter(FileSys::TitleType::AOC, FileSys::ContentRecordType::Data);
+    std::vector<FileSys::RegisteredCacheEntry> dlc_match;
+    dlc_match.reserve(dlc_entries.size());
+    std::copy_if(dlc_entries.begin(), dlc_entries.end(), std::back_inserter(dlc_match),
+                 [&program_id, &installed](const FileSys::RegisteredCacheEntry& entry) {
+                     return (entry.title_id & DLC_BASE_TITLE_ID_MASK) == program_id &&
+                            installed.GetEntry(entry)->GetStatus() == Loader::ResultStatus::Success;
+                 });
+
+    std::vector<u64> romfs_tids;
+    romfs_tids.push_back(program_id);
+    for (const auto& entry : dlc_match)
+        romfs_tids.push_back(entry.title_id);
+
+    if (romfs_tids.size() > 1) {
+        QStringList list{"Base"};
+        for (std::size_t i = 1; i < romfs_tids.size(); ++i)
+            list.push_back(QStringLiteral("DLC %1").arg(romfs_tids[i] & 0x7FF));
+
+        bool ok;
+        const auto res = QInputDialog::getItem(
+            this, tr("Select RomFS Dump Target"),
+            tr("Please select which RomFS you would like to dump."), list, 0, false, &ok);
+        if (!ok) {
+            return boost::none;
+        }
+
+        return romfs_tids[list.indexOf(res)];
+    }
+
+    return program_id;
+}
+
 bool GMainWindow::ConfirmClose() {
     if (emu_thread == nullptr || !UISettings::values.confirm_before_closing)
         return true;
diff --git a/src/yuzu/main.h b/src/yuzu/main.h
index 3663d6aed..7c7c223e1 100644
--- a/src/yuzu/main.h
+++ b/src/yuzu/main.h
@@ -10,6 +10,7 @@
 #include <QMainWindow>
 #include <QTimer>
 
+#include <boost/optional.hpp>
 #include "common/common_types.h"
 #include "core/core.h"
 #include "ui_main.h"
@@ -29,8 +30,9 @@ class WaitTreeWidget;
 enum class GameListOpenTarget;
 
 namespace FileSys {
+class RegisteredCacheUnion;
 class VfsFilesystem;
-}
+} // namespace FileSys
 
 namespace Tegra {
 class DebugContext;
@@ -164,6 +166,7 @@ private slots:
     void OnMenuSelectEmulatedDirectory(EmulatedDirectoryTarget target);
     void OnMenuRecentFile();
     void OnConfigure();
+    void OnLoadAmiibo();
     void OnAbout();
     void OnToggleFilterBar();
     void OnDisplayTitleBars(bool);
@@ -175,6 +178,8 @@ private slots:
     void OnReinitializeKeys(ReinitializeKeyBehavior behavior);
 
 private:
+    boost::optional<u64> SelectRomFSDumpTarget(const FileSys::RegisteredCacheUnion&,
+                                               u64 program_id);
     void UpdateStatusBar();
 
     Ui::MainWindow ui;
diff --git a/src/yuzu/main.ui b/src/yuzu/main.ui
index dffd9c788..48d099591 100644
--- a/src/yuzu/main.ui
+++ b/src/yuzu/main.ui
@@ -57,8 +57,8 @@
       <string>Recent Files</string>
      </property>
     </widget>
-     <addaction name="action_Install_File_NAND" />
-     <addaction name="separator"/>
+    <addaction name="action_Install_File_NAND"/>
+    <addaction name="separator"/>
     <addaction name="action_Load_File"/>
     <addaction name="action_Load_Folder"/>
     <addaction name="separator"/>
@@ -68,6 +68,8 @@
     <addaction name="action_Select_NAND_Directory"/>
     <addaction name="action_Select_SDMC_Directory"/>
     <addaction name="separator"/>
+    <addaction name="action_Load_Amiibo"/>
+    <addaction name="separator"/>
     <addaction name="action_Exit"/>
    </widget>
    <widget class="QMenu" name="menu_Emulation">
@@ -117,11 +119,14 @@
    <addaction name="menu_Tools" />
    <addaction name="menu_Help"/>
   </widget>
-   <action name="action_Install_File_NAND">
-     <property name="text">
-       <string>Install File to NAND...</string>
-     </property>
-   </action>
+  <action name="action_Install_File_NAND">
+   <property name="enabled">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>Install File to NAND...</string>
+   </property>
+  </action>
   <action name="action_Load_File">
    <property name="text">
     <string>Load File...</string>
@@ -253,6 +258,14 @@
        <string>Restart</string>
      </property>
    </action>
+  <action name="action_Load_Amiibo">
+    <property name="enabled">
+      <bool>false</bool>
+    </property>
+    <property name="text">
+      <string>Load Amiibo...</string>
+    </property>
+  </action>
    <action name="action_Report_Compatibility">
      <property name="enabled">
        <bool>false</bool>
diff --git a/src/yuzu_cmd/config.cpp b/src/yuzu_cmd/config.cpp
index 5e42e48b2..b456266a6 100644
--- a/src/yuzu_cmd/config.cpp
+++ b/src/yuzu_cmd/config.cpp
@@ -8,6 +8,7 @@
 #include "common/file_util.h"
 #include "common/logging/log.h"
 #include "common/param_package.h"
+#include "core/hle/service/acc/profile_manager.h"
 #include "core/settings.h"
 #include "input_common/main.h"
 #include "yuzu_cmd/config.h"
@@ -125,10 +126,11 @@ void Config::ReadValues() {
 
     // System
     Settings::values.use_docked_mode = sdl2_config->GetBoolean("System", "use_docked_mode", false);
-    Settings::values.username = sdl2_config->Get("System", "username", "yuzu");
-    if (Settings::values.username.empty()) {
-        Settings::values.username = "yuzu";
-    }
+    Settings::values.enable_nfc = sdl2_config->GetBoolean("System", "enable_nfc", true);
+    const auto size = sdl2_config->GetInteger("System", "users_size", 0);
+
+    Settings::values.current_user = std::clamp<int>(
+        sdl2_config->GetInteger("System", "current_user", 0), 0, Service::Account::MAX_USERS - 1);
 
     // Miscellaneous
     Settings::values.log_filter = sdl2_config->Get("Miscellaneous", "log_filter", "*:Trace");
diff --git a/src/yuzu_cmd/default_ini.h b/src/yuzu_cmd/default_ini.h
index a97b75f7b..e0b223cd6 100644
--- a/src/yuzu_cmd/default_ini.h
+++ b/src/yuzu_cmd/default_ini.h
@@ -174,6 +174,10 @@ use_virtual_sd =
 # 1: Yes, 0 (default): No
 use_docked_mode =
 
+# Allow the use of NFC in games
+# 1 (default): Yes, 0 : No
+enable_nfc =
+
 # Sets the account username, max length is 32 characters
 # yuzu (default)
 username = yuzu