BufferCache: Supports access to out-of-bounds storage buffers.

BufferCache: Supports access to out-of-bounds SSBOs.

src/audio_core/common.h

@@ -15,7 +15,9 @@ constexpr ResultCode ERR_INVALID_PARAMETERS{ErrorModule::Audio, 41};
 constexpr ResultCode ERR_SPLITTER_SORT_FAILED{ErrorModule::Audio, 43};
 } // namespace Audren
 
-constexpr u32_le CURRENT_PROCESS_REVISION = Common::MakeMagic('R', 'E', 'V', '9');
+constexpr u8 BASE_REVISION = '0';
+constexpr u32_le CURRENT_PROCESS_REVISION =
+    Common::MakeMagic('R', 'E', 'V', static_cast<u8>(BASE_REVISION + 0xA));
 constexpr std::size_t MAX_MIX_BUFFERS = 24;
 constexpr std::size_t MAX_BIQUAD_FILTERS = 2;
 constexpr std::size_t MAX_CHANNEL_COUNT = 6;

src/common/fs/fs_util.cpp

@@ -16,6 +16,10 @@ std::u8string BufferToU8String(std::span<const u8> buffer) {
     return std::u8string{buffer.begin(), std::ranges::find(buffer, u8{0})};
 }
 
+std::u8string_view BufferToU8StringView(std::span<const u8> buffer) {
+    return std::u8string_view{reinterpret_cast<const char8_t*>(buffer.data())};
+}
+
 std::string ToUTF8String(std::u8string_view u8_string) {
     return std::string{u8_string.begin(), u8_string.end()};
 }
@@ -24,6 +28,10 @@ std::string BufferToUTF8String(std::span<const u8> buffer) {
     return std::string{buffer.begin(), std::ranges::find(buffer, u8{0})};
 }
 
+std::string_view BufferToUTF8StringView(std::span<const u8> buffer) {
+    return std::string_view{reinterpret_cast<const char*>(buffer.data())};
+}
+
 std::string PathToUTF8String(const std::filesystem::path& path) {
     return ToUTF8String(path.u8string());
 }

src/common/fs/fs_util.h

@@ -37,6 +37,15 @@ concept IsChar = std::same_as<T, char>;
  */
 [[nodiscard]] std::u8string BufferToU8String(std::span<const u8> buffer);
 
+/**
+ * Same as BufferToU8String, but returns a string view of the buffer.
+ *
+ * @param buffer Buffer of bytes
+ *
+ * @returns UTF-8 encoded std::u8string_view.
+ */
+[[nodiscard]] std::u8string_view BufferToU8StringView(std::span<const u8> buffer);
+
 /**
  * Converts a std::u8string or std::u8string_view to a UTF-8 encoded std::string.
  *
@@ -57,6 +66,15 @@ concept IsChar = std::same_as<T, char>;
  */
 [[nodiscard]] std::string BufferToUTF8String(std::span<const u8> buffer);
 
+/**
+ * Same as BufferToUTF8String, but returns a string view of the buffer.
+ *
+ * @param buffer Buffer of bytes
+ *
+ * @returns UTF-8 encoded std::string_view.
+ */
+[[nodiscard]] std::string_view BufferToUTF8StringView(std::span<const u8> buffer);
+
 /**
  * Converts a filesystem path to a UTF-8 encoded std::string.
  *

src/common/logging/filter.cpp

@@ -108,6 +108,7 @@ bool ParseFilterRule(Filter& instance, Iterator begin, Iterator end) {
     SUB(Service, Migration)                                                                        \
     SUB(Service, Mii)                                                                              \
     SUB(Service, MM)                                                                               \
+    SUB(Service, MNPP)                                                                             \
     SUB(Service, NCM)                                                                              \
     SUB(Service, NFC)                                                                              \
     SUB(Service, NFP)                                                                              \

src/common/logging/types.h

@@ -76,6 +76,7 @@ enum class Class : u8 {
     Service_Migration, ///< The migration service
     Service_Mii,       ///< The Mii service
     Service_MM,        ///< The MM (Multimedia) service
+    Service_MNPP,      ///< The MNPP service
     Service_NCM,       ///< The NCM service
     Service_NFC,       ///< The NFC (Near-field communication) service
     Service_NFP,       ///< The NFP service

src/common/page_table.cpp

@@ -10,11 +10,65 @@ PageTable::PageTable() = default;
 
 PageTable::~PageTable() noexcept = default;
 
-void PageTable::Resize(size_t address_space_width_in_bits, size_t page_size_in_bits) {
-    const size_t num_page_table_entries{1ULL << (address_space_width_in_bits - page_size_in_bits)};
+bool PageTable::BeginTraversal(TraversalEntry& out_entry, TraversalContext& out_context,
+                               u64 address) const {
+    // Setup invalid defaults.
+    out_entry.phys_addr = 0;
+    out_entry.block_size = page_size;
+    out_context.next_page = 0;
+
+    // Validate that we can read the actual entry.
+    const auto page = address / page_size;
+    if (page >= backing_addr.size()) {
+        return false;
+    }
+
+    // Validate that the entry is mapped.
+    const auto phys_addr = backing_addr[page];
+    if (phys_addr == 0) {
+        return false;
+    }
+
+    // Populate the results.
+    out_entry.phys_addr = phys_addr + address;
+    out_context.next_page = page + 1;
+    out_context.next_offset = address + page_size;
+
+    return true;
+}
+
+bool PageTable::ContinueTraversal(TraversalEntry& out_entry, TraversalContext& context) const {
+    // Setup invalid defaults.
+    out_entry.phys_addr = 0;
+    out_entry.block_size = page_size;
+
+    // Validate that we can read the actual entry.
+    const auto page = context.next_page;
+    if (page >= backing_addr.size()) {
+        return false;
+    }
+
+    // Validate that the entry is mapped.
+    const auto phys_addr = backing_addr[page];
+    if (phys_addr == 0) {
+        return false;
+    }
+
+    // Populate the results.
+    out_entry.phys_addr = phys_addr + context.next_offset;
+    context.next_page = page + 1;
+    context.next_offset += page_size;
+
+    return true;
+}
+
+void PageTable::Resize(std::size_t address_space_width_in_bits, std::size_t page_size_in_bits) {
+    const std::size_t num_page_table_entries{1ULL
+                                             << (address_space_width_in_bits - page_size_in_bits)};
     pointers.resize(num_page_table_entries);
     backing_addr.resize(num_page_table_entries);
     current_address_space_width_in_bits = address_space_width_in_bits;
+    page_size = 1ULL << page_size_in_bits;
 }
 
 } // namespace Common

src/common/page_table.h

@@ -27,6 +27,16 @@ enum class PageType : u8 {
  * mimics the way a real CPU page table works.
  */
 struct PageTable {
+    struct TraversalEntry {
+        u64 phys_addr{};
+        std::size_t block_size{};
+    };
+
+    struct TraversalContext {
+        u64 next_page{};
+        u64 next_offset{};
+    };
+
     /// Number of bits reserved for attribute tagging.
     /// This can be at most the guaranteed alignment of the pointers in the page table.
     static constexpr int ATTRIBUTE_BITS = 2;
@@ -89,6 +99,10 @@ struct PageTable {
     PageTable(PageTable&&) noexcept = default;
     PageTable& operator=(PageTable&&) noexcept = default;
 
+    bool BeginTraversal(TraversalEntry& out_entry, TraversalContext& out_context,
+                        u64 address) const;
+    bool ContinueTraversal(TraversalEntry& out_entry, TraversalContext& context) const;
+
     /**
      * Resizes the page table to be able to accommodate enough pages within
      * a given address space.
@@ -96,9 +110,9 @@ struct PageTable {
      * @param address_space_width_in_bits The address size width in bits.
      * @param page_size_in_bits           The page size in bits.
      */
-    void Resize(size_t address_space_width_in_bits, size_t page_size_in_bits);
+    void Resize(std::size_t address_space_width_in_bits, std::size_t page_size_in_bits);
 
-    size_t GetAddressSpaceBits() const {
+    std::size_t GetAddressSpaceBits() const {
         return current_address_space_width_in_bits;
     }
 
@@ -110,9 +124,11 @@ struct PageTable {
 
     VirtualBuffer<u64> backing_addr;
 
-    size_t current_address_space_width_in_bits;
+    std::size_t current_address_space_width_in_bits{};
 
-    u8* fastmem_arena;
+    u8* fastmem_arena{};
+
+    std::size_t page_size{};
 };
 
 } // namespace Common

src/common/telemetry.h

@@ -171,6 +171,9 @@ struct VisitorInterface {
 struct NullVisitor final : public VisitorInterface {
     YUZU_NON_COPYABLE(NullVisitor);
 
+    NullVisitor() = default;
+    ~NullVisitor() override = default;
+
     void Visit(const Field<bool>& /*field*/) override {}
     void Visit(const Field<double>& /*field*/) override {}
     void Visit(const Field<float>& /*field*/) override {}

src/common/uuid.cpp

@@ -1,23 +1,25 @@
-// Copyright 2018 yuzu Emulator Project
+// Copyright 2022 yuzu Emulator Project
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <bit>
+#include <optional>
 #include <random>
 
 #include <fmt/format.h>
 
 #include "common/assert.h"
+#include "common/tiny_mt.h"
 #include "common/uuid.h"
 
 namespace Common {
 
 namespace {
 
-bool IsHexDigit(char c) {
-    return (c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F');
-}
+constexpr size_t RawStringSize = sizeof(UUID) * 2;
+constexpr size_t FormattedStringSize = RawStringSize + 4;
 
-u8 HexCharToByte(char c) {
+std::optional<u8> HexCharToByte(char c) {
     if (c >= '0' && c <= '9') {
         return static_cast<u8>(c - '0');
     }
@@ -28,60 +30,184 @@ u8 HexCharToByte(char c) {
         return static_cast<u8>(c - 'A' + 10);
     }
     ASSERT_MSG(false, "{} is not a hexadecimal digit!", c);
-    return u8{0};
+    return std::nullopt;
+}
+
+std::array<u8, 0x10> ConstructFromRawString(std::string_view raw_string) {
+    std::array<u8, 0x10> uuid;
+
+    for (size_t i = 0; i < RawStringSize; i += 2) {
+        const auto upper = HexCharToByte(raw_string[i]);
+        const auto lower = HexCharToByte(raw_string[i + 1]);
+        if (!upper || !lower) {
+            return {};
+        }
+        uuid[i / 2] = static_cast<u8>((*upper << 4) | *lower);
+    }
+
+    return uuid;
+}
+
+std::array<u8, 0x10> ConstructFromFormattedString(std::string_view formatted_string) {
+    std::array<u8, 0x10> uuid;
+
+    size_t i = 0;
+
+    // Process the first 8 characters.
+    const auto* str = formatted_string.data();
+
+    for (; i < 4; ++i) {
+        const auto upper = HexCharToByte(*(str++));
+        const auto lower = HexCharToByte(*(str++));
+        if (!upper || !lower) {
+            return {};
+        }
+        uuid[i] = static_cast<u8>((*upper << 4) | *lower);
+    }
+
+    // Process the next 4 characters.
+    ++str;
+
+    for (; i < 6; ++i) {
+        const auto upper = HexCharToByte(*(str++));
+        const auto lower = HexCharToByte(*(str++));
+        if (!upper || !lower) {
+            return {};
+        }
+        uuid[i] = static_cast<u8>((*upper << 4) | *lower);
+    }
+
+    // Process the next 4 characters.
+    ++str;
+
+    for (; i < 8; ++i) {
+        const auto upper = HexCharToByte(*(str++));
+        const auto lower = HexCharToByte(*(str++));
+        if (!upper || !lower) {
+            return {};
+        }
+        uuid[i] = static_cast<u8>((*upper << 4) | *lower);
+    }
+
+    // Process the next 4 characters.
+    ++str;
+
+    for (; i < 10; ++i) {
+        const auto upper = HexCharToByte(*(str++));
+        const auto lower = HexCharToByte(*(str++));
+        if (!upper || !lower) {
+            return {};
+        }
+        uuid[i] = static_cast<u8>((*upper << 4) | *lower);
+    }
+
+    // Process the last 12 characters.
+    ++str;
+
+    for (; i < 16; ++i) {
+        const auto upper = HexCharToByte(*(str++));
+        const auto lower = HexCharToByte(*(str++));
+        if (!upper || !lower) {
+            return {};
+        }
+        uuid[i] = static_cast<u8>((*upper << 4) | *lower);
+    }
+
+    return uuid;
+}
+
+std::array<u8, 0x10> ConstructUUID(std::string_view uuid_string) {
+    const auto length = uuid_string.length();
+
+    if (length == 0) {
+        return {};
+    }
+
+    // Check if the input string contains 32 hexadecimal characters.
+    if (length == RawStringSize) {
+        return ConstructFromRawString(uuid_string);
+    }
+
+    // Check if the input string has the length of a RFC 4122 formatted UUID string.
+    if (length == FormattedStringSize) {
+        return ConstructFromFormattedString(uuid_string);
+    }
+
+    ASSERT_MSG(false, "UUID string has an invalid length of {} characters!", length);
+
+    return {};
 }
 
 } // Anonymous namespace
 
-u128 HexStringToU128(std::string_view hex_string) {
-    const size_t length = hex_string.length();
+UUID::UUID(std::string_view uuid_string) : uuid{ConstructUUID(uuid_string)} {}
 
-    // Detect "0x" prefix.
-    const bool has_0x_prefix = length > 2 && hex_string[0] == '0' && hex_string[1] == 'x';
-    const size_t offset = has_0x_prefix ? 2 : 0;
-
-    // Check length.
-    if (length > 32 + offset) {
-        ASSERT_MSG(false, "hex_string has more than 32 hexadecimal characters!");
-        return INVALID_UUID;
-    }
-
-    u64 lo = 0;
-    u64 hi = 0;
-    for (size_t i = 0; i < length - offset; ++i) {
-        const char c = hex_string[length - 1 - i];
-        if (!IsHexDigit(c)) {
-            ASSERT_MSG(false, "{} is not a hexadecimal digit!", c);
-            return INVALID_UUID;
-        }
-        if (i < 16) {
-            lo |= u64{HexCharToByte(c)} << (i * 4);
-        }
-        if (i >= 16) {
-            hi |= u64{HexCharToByte(c)} << ((i - 16) * 4);
-        }
-    }
-    return u128{lo, hi};
+std::string UUID::RawString() const {
+    return fmt::format("{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}"
+                       "{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}",
+                       uuid[0], uuid[1], uuid[2], uuid[3], uuid[4], uuid[5], uuid[6], uuid[7],
+                       uuid[8], uuid[9], uuid[10], uuid[11], uuid[12], uuid[13], uuid[14],
+                       uuid[15]);
 }
 
-UUID UUID::Generate() {
+std::string UUID::FormattedString() const {
+    return fmt::format("{:02x}{:02x}{:02x}{:02x}"
+                       "-{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}-"
+                       "{:02x}{:02x}{:02x}{:02x}{:02x}{:02x}",
+                       uuid[0], uuid[1], uuid[2], uuid[3], uuid[4], uuid[5], uuid[6], uuid[7],
+                       uuid[8], uuid[9], uuid[10], uuid[11], uuid[12], uuid[13], uuid[14],
+                       uuid[15]);
+}
+
+size_t UUID::Hash() const noexcept {
+    u64 upper_hash;
+    u64 lower_hash;
+
+    std::memcpy(&upper_hash, uuid.data(), sizeof(u64));
+    std::memcpy(&lower_hash, uuid.data() + sizeof(u64), sizeof(u64));
+
+    return upper_hash ^ std::rotl(lower_hash, 1);
+}
+
+u128 UUID::AsU128() const {
+    u128 uuid_old;
+    std::memcpy(&uuid_old, uuid.data(), sizeof(UUID));
+    return uuid_old;
+}
+
+UUID UUID::MakeRandom() {
     std::random_device device;
-    std::mt19937 gen(device());
-    std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max());
-    return UUID{distribution(gen), distribution(gen)};
+
+    return MakeRandomWithSeed(device());
 }
 
-std::string UUID::Format() const {
-    return fmt::format("{:016x}{:016x}", uuid[1], uuid[0]);
+UUID UUID::MakeRandomWithSeed(u32 seed) {
+    // Create and initialize our RNG.
+    TinyMT rng;
+    rng.Initialize(seed);
+
+    UUID uuid;
+
+    // Populate the UUID with random bytes.
+    rng.GenerateRandomBytes(uuid.uuid.data(), sizeof(UUID));
+
+    return uuid;
 }
 
-std::string UUID::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]);
+UUID UUID::MakeRandomRFC4122V4() {
+    auto uuid = MakeRandom();
+
+    // According to Proposed Standard RFC 4122 Section 4.4, we must:
+
+    // 1. Set the two most significant bits (bits 6 and 7) of the
+    //    clock_seq_hi_and_reserved to zero and one, respectively.
+    uuid.uuid[8] = 0x80 | (uuid.uuid[8] & 0x3F);
+
+    // 2. Set the four most significant bits (bits 12 through 15) of the
+    //    time_hi_and_version field to the 4-bit version number from Section 4.1.3.
+    uuid.uuid[6] = 0x40 | (uuid.uuid[6] & 0xF);
+
+    return uuid;
 }
 
 } // namespace Common

src/common/uuid.h

@@ -1,9 +1,11 @@
-// Copyright 2018 yuzu Emulator Project
+// Copyright 2022 yuzu Emulator Project
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
 #pragma once
 
+#include <array>
+#include <functional>
 #include <string>
 #include <string_view>
 
@@ -11,69 +13,119 @@
 
 namespace Common {
 
-constexpr u128 INVALID_UUID{{0, 0}};
-
-/**
- * Converts a hex string to a 128-bit unsigned integer.
- *
- * The hex string can be formatted in lowercase or uppercase, with or without the "0x" prefix.
- *
- * This function will assert and return INVALID_UUID under the following conditions:
- * - If the hex string is more than 32 characters long
- * - If the hex string contains non-hexadecimal characters
- *
- * @param hex_string Hexadecimal string
- *
- * @returns A 128-bit unsigned integer if successfully converted, INVALID_UUID otherwise.
- */
-[[nodiscard]] u128 HexStringToU128(std::string_view hex_string);
-
 struct UUID {
-    // UUIDs which are 0 are considered invalid!
-    u128 uuid;
-    UUID() = default;
-    constexpr explicit UUID(const u128& id) : uuid{id} {}
-    constexpr explicit UUID(const u64 lo, const u64 hi) : uuid{{lo, hi}} {}
-    explicit UUID(std::string_view hex_string) {
-        uuid = HexStringToU128(hex_string);
+    std::array<u8, 0x10> uuid{};
+
+    /// Constructs an invalid UUID.
+    constexpr UUID() = default;
+
+    /// Constructs a UUID from a reference to a 128 bit array.
+    constexpr explicit UUID(const std::array<u8, 16>& uuid_) : uuid{uuid_} {}
+
+    /**
+     * Constructs a UUID from either:
+     * 1. A 32 hexadecimal character string representing the bytes of the UUID
+     * 2. A RFC 4122 formatted UUID string, in the format xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
+     *
+     * The input string may contain uppercase or lowercase characters, but they must:
+     * 1. Contain valid hexadecimal characters (0-9, a-f, A-F)
+     * 2. Not contain the "0x" hexadecimal prefix
+     *
+     * Should the input string not meet the above requirements,
+     * an assert will be triggered and an invalid UUID is set instead.
+     */
+    explicit UUID(std::string_view uuid_string);
+
+    ~UUID() = default;
+
+    constexpr UUID(const UUID&) noexcept = default;
+    constexpr UUID(UUID&&) noexcept = default;
+
+    constexpr UUID& operator=(const UUID&) noexcept = default;
+    constexpr UUID& operator=(UUID&&) noexcept = default;
+
+    /**
+     * Returns whether the stored UUID is valid or not.
+     *
+     * @returns True if the stored UUID is valid, false otherwise.
+     */
+    constexpr bool IsValid() const {
+        return uuid != std::array<u8, 0x10>{};
     }
 
-    [[nodiscard]] constexpr explicit operator bool() const {
-        return uuid != INVALID_UUID;
+    /**
+     * Returns whether the stored UUID is invalid or not.
+     *
+     * @returns True if the stored UUID is invalid, false otherwise.
+     */
+    constexpr bool IsInvalid() const {
+        return !IsValid();
     }
 
-    [[nodiscard]] constexpr bool operator==(const UUID& rhs) const {
-        return uuid == rhs.uuid;
+    /**
+     * Returns a 32 hexadecimal character string representing the bytes of the UUID.
+     *
+     * @returns A 32 hexadecimal character string of the UUID.
+     */
+    std::string RawString() const;
+
+    /**
+     * Returns a RFC 4122 formatted UUID string in the format xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.
+     *
+     * @returns A RFC 4122 formatted UUID string.
+     */
+    std::string FormattedString() const;
+
+    /**
+     * Returns a 64-bit hash of the UUID for use in hash table data structures.
+     *
+     * @returns A 64-bit hash of the UUID.
+     */
+    size_t Hash() const noexcept;
+
+    /// DO NOT USE. Copies the contents of the UUID into a u128.
+    u128 AsU128() const;
+
+    /**
+     * Creates a default UUID "yuzu Default UID".
+     *
+     * @returns A UUID with its bytes set to the ASCII values of "yuzu Default UID".
+     */
+    static constexpr UUID MakeDefault() {
+        return UUID{
+            {'y', 'u', 'z', 'u', ' ', 'D', 'e', 'f', 'a', 'u', 'l', 't', ' ', 'U', 'I', 'D'},
+        };
     }
 
-    [[nodiscard]] constexpr bool operator!=(const UUID& rhs) const {
-        return !operator==(rhs);
-    }
+    /**
+     * Creates a random UUID.
+     *
+     * @returns A random UUID.
+     */
+    static UUID MakeRandom();
 
-    // TODO(ogniK): Properly generate uuids based on RFC-4122
-    [[nodiscard]] static UUID Generate();
+    /**
+     * Creates a random UUID with a seed.
+     *
+     * @param seed A seed to initialize the Mersenne-Twister RNG
+     *
+     * @returns A random UUID.
+     */
+    static UUID MakeRandomWithSeed(u32 seed);
 
-    // Set the UUID to {0,0} to be considered an invalid user
-    constexpr void Invalidate() {
-        uuid = INVALID_UUID;
-    }
+    /**
+     * Creates a random UUID. The generated UUID is RFC 4122 Version 4 compliant.
+     *
+     * @returns A random UUID that is RFC 4122 Version 4 compliant.
+     */
+    static UUID MakeRandomRFC4122V4();
 
-    [[nodiscard]] constexpr bool IsInvalid() const {
-        return uuid == INVALID_UUID;
-    }
-    [[nodiscard]] constexpr bool IsValid() const {
-        return !IsInvalid();
-    }
-
-    // TODO(ogniK): Properly generate a Nintendo ID
-    [[nodiscard]] constexpr u64 GetNintendoID() const {
-        return uuid[0];
-    }
-
-    [[nodiscard]] std::string Format() const;
-    [[nodiscard]] std::string FormatSwitch() const;
+    friend constexpr bool operator==(const UUID& lhs, const UUID& rhs) = default;
 };
-static_assert(sizeof(UUID) == 16, "UUID is an invalid size!");
+static_assert(sizeof(UUID) == 0x10, "UUID has incorrect size.");
+
+/// An invalid UUID. This UUID has all its bytes set to 0.
+constexpr UUID InvalidUUID = {};
 
 } // namespace Common
 
@@ -82,7 +134,7 @@ namespace std {
 template <>
 struct hash<Common::UUID> {
     size_t operator()(const Common::UUID& uuid) const noexcept {
-        return uuid.uuid[1] ^ uuid.uuid[0];
+        return uuid.Hash();
     }
 };
 

src/core/CMakeLists.txt

@@ -467,6 +467,8 @@ add_library(core STATIC
     hle/service/mii/types.h
     hle/service/mm/mm_u.cpp
     hle/service/mm/mm_u.h
+    hle/service/mnpp/mnpp_app.cpp
+    hle/service/mnpp/mnpp_app.h
     hle/service/ncm/ncm.cpp
     hle/service/ncm/ncm.h
     hle/service/nfc/nfc.cpp

src/core/file_sys/patch_manager.cpp

@@ -128,15 +128,6 @@ VirtualDir PatchManager::PatchExeFS(VirtualDir exefs) const {
     if (exefs == nullptr)
         return exefs;
 
-    if (Settings::values.dump_exefs) {
-        LOG_INFO(Loader, "Dumping ExeFS for title_id={:016X}", title_id);
-        const auto dump_dir = fs_controller.GetModificationDumpRoot(title_id);
-        if (dump_dir != nullptr) {
-            const auto exefs_dir = GetOrCreateDirectoryRelative(dump_dir, "/exefs");
-            VfsRawCopyD(exefs, exefs_dir);
-        }
-    }
-
     const auto& disabled = Settings::values.disabled_addons[title_id];
     const auto update_disabled =
         std::find(disabled.cbegin(), disabled.cend(), "Update") != disabled.cend();
@@ -179,6 +170,15 @@ VirtualDir PatchManager::PatchExeFS(VirtualDir exefs) const {
         }
     }
 
+    if (Settings::values.dump_exefs) {
+        LOG_INFO(Loader, "Dumping ExeFS for title_id={:016X}", title_id);
+        const auto dump_dir = fs_controller.GetModificationDumpRoot(title_id);
+        if (dump_dir != nullptr) {
+            const auto exefs_dir = GetOrCreateDirectoryRelative(dump_dir, "/exefs");
+            VfsRawCopyD(exefs, exefs_dir);
+        }
+    }
+
     return exefs;
 }
 

src/core/frontend/applets/profile_select.cpp

@@ -13,8 +13,7 @@ ProfileSelectApplet::~ProfileSelectApplet() = default;
 void DefaultProfileSelectApplet::SelectProfile(
     std::function<void(std::optional<Common::UUID>)> callback) const {
     Service::Account::ProfileManager manager;
-    callback(manager.GetUser(Settings::values.current_user.GetValue())
-                 .value_or(Common::UUID{Common::INVALID_UUID}));
+    callback(manager.GetUser(Settings::values.current_user.GetValue()).value_or(Common::UUID{}));
     LOG_INFO(Service_ACC, "called, selecting current user instead of prompting...");
 }
 

src/core/hid/emulated_controller.cpp

@@ -269,7 +269,8 @@ void EmulatedController::ReloadInput() {
     }
 
     // Use a common UUID for TAS
-    const auto tas_uuid = Common::UUID{0x0, 0x7A5};
+    static constexpr Common::UUID TAS_UUID = Common::UUID{
+        {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0xA5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}};
 
     // Register TAS devices. No need to force update
     for (std::size_t index = 0; index < tas_button_devices.size(); ++index) {
@@ -278,8 +279,8 @@ void EmulatedController::ReloadInput() {
         }
         tas_button_devices[index]->SetCallback({
             .on_change =
-                [this, index, tas_uuid](const Common::Input::CallbackStatus& callback) {
-                    SetButton(callback, index, tas_uuid);
+                [this, index](const Common::Input::CallbackStatus& callback) {
+                    SetButton(callback, index, TAS_UUID);
                 },
         });
     }
@@ -290,8 +291,8 @@ void EmulatedController::ReloadInput() {
         }
         tas_stick_devices[index]->SetCallback({
             .on_change =
-                [this, index, tas_uuid](const Common::Input::CallbackStatus& callback) {
-                    SetStick(callback, index, tas_uuid);
+                [this, index](const Common::Input::CallbackStatus& callback) {
+                    SetStick(callback, index, TAS_UUID);
                 },
         });
     }
@@ -884,6 +885,12 @@ bool EmulatedController::TestVibration(std::size_t device_index) {
     return SetVibration(device_index, DEFAULT_VIBRATION_VALUE);
 }
 
+bool EmulatedController::SetPollingMode(Common::Input::PollingMode polling_mode) {
+    LOG_INFO(Service_HID, "Set polling mode {}", polling_mode);
+    auto& output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+    return output_device->SetPollingMode(polling_mode) == Common::Input::PollingError::None;
+}
+
 void EmulatedController::SetLedPattern() {
     for (auto& device : output_devices) {
         if (!device) {

src/core/hid/emulated_controller.h

@@ -299,16 +299,23 @@ public:
 
     /**
      * Sends a specific vibration to the output device
-     * @return returns true if vibration had no errors
+     * @return true if vibration had no errors
      */
     bool SetVibration(std::size_t device_index, VibrationValue vibration);
 
     /**
      * Sends a small vibration to the output device
-     * @return returns true if SetVibration was successfull
+     * @return true if SetVibration was successfull
      */
     bool TestVibration(std::size_t device_index);
 
+    /**
+     * Sets the desired data to be polled from a controller
+     * @param polling_mode type of input desired buttons, gyro, nfc, ir, etc.
+     * @return true if SetPollingMode was successfull
+     */
+    bool SetPollingMode(Common::Input::PollingMode polling_mode);
+
     /// Returns the led pattern corresponding to this emulated controller
     LedPattern GetLedPattern() const;
 

src/core/hle/ipc_helpers.h

@@ -404,6 +404,11 @@ inline s32 RequestParser::Pop() {
     return static_cast<s32>(Pop<u32>());
 }
 
+// Ignore the -Wclass-memaccess warning on memcpy for non-trivially default constructible objects.
+#if defined(__GNUC__)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wclass-memaccess"
+#endif
 template <typename T>
 void RequestParser::PopRaw(T& value) {
     static_assert(std::is_trivially_copyable_v<T>,
@@ -411,6 +416,9 @@ void RequestParser::PopRaw(T& value) {
     std::memcpy(&value, cmdbuf + index, sizeof(T));
     index += (sizeof(T) + 3) / 4; // round up to word length
 }
+#if defined(__GNUC__)
+#pragma GCC diagnostic pop
+#endif
 
 template <typename T>
 T RequestParser::PopRaw() {

src/core/hle/kernel/k_code_memory.cpp

@@ -2,6 +2,7 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include "common/alignment.h"
 #include "common/common_types.h"
 #include "core/device_memory.h"
 #include "core/hle/kernel/k_auto_object.h"
@@ -28,8 +29,7 @@ ResultCode KCodeMemory::Initialize(Core::DeviceMemory& device_memory, VAddr addr
     auto& page_table = m_owner->PageTable();
 
     // Construct the page group.
-    KMemoryInfo kBlockInfo = page_table.QueryInfo(addr);
-    m_page_group = KPageLinkedList(kBlockInfo.GetAddress(), kBlockInfo.GetNumPages());
+    m_page_group = KPageLinkedList(addr, Common::DivideUp(size, PageSize));
 
     // Lock the memory.
     R_TRY(page_table.LockForCodeMemory(addr, size))
@@ -143,4 +143,4 @@ ResultCode KCodeMemory::UnmapFromOwner(VAddr address, size_t size) {
     return ResultSuccess;
 }
 
-} // namespace Kernel
+} // namespace Kernel

src/core/hle/kernel/k_page_table.cpp

@@ -41,24 +41,6 @@ constexpr std::size_t GetAddressSpaceWidthFromType(FileSys::ProgramAddressSpaceT
     }
 }
 
-constexpr u64 GetAddressInRange(const KMemoryInfo& info, VAddr addr) {
-    if (info.GetAddress() < addr) {
-        return addr;
-    }
-    return info.GetAddress();
-}
-
-constexpr std::size_t GetSizeInRange(const KMemoryInfo& info, VAddr start, VAddr end) {
-    std::size_t size{info.GetSize()};
-    if (info.GetAddress() < start) {
-        size -= start - info.GetAddress();
-    }
-    if (info.GetEndAddress() > end) {
-        size -= info.GetEndAddress() - end;
-    }
-    return size;
-}
-
 } // namespace
 
 KPageTable::KPageTable(Core::System& system_)
@@ -400,148 +382,471 @@ ResultCode KPageTable::UnmapProcessMemory(VAddr dst_addr, std::size_t size,
     return ResultSuccess;
 }
 
-ResultCode KPageTable::MapPhysicalMemory(VAddr addr, std::size_t size) {
+ResultCode KPageTable::MapPhysicalMemory(VAddr address, std::size_t size) {
     // Lock the physical memory lock.
     KScopedLightLock map_phys_mem_lk(map_physical_memory_lock);
 
-    // Lock the table.
-    KScopedLightLock lk(general_lock);
+    // Calculate the last address for convenience.
+    const VAddr last_address = address + size - 1;
 
-    std::size_t mapped_size{};
-    const VAddr end_addr{addr + size};
+    // Define iteration variables.
+    VAddr cur_address;
+    std::size_t mapped_size;
 
-    block_manager->IterateForRange(addr, end_addr, [&](const KMemoryInfo& info) {
-        if (info.state != KMemoryState::Free) {
-            mapped_size += GetSizeInRange(info, addr, end_addr);
-        }
-    });
+    // The entire mapping process can be retried.
+    while (true) {
+        // Check if the memory is already mapped.
+        {
+            // Lock the table.
+            KScopedLightLock lk(general_lock);
 
-    if (mapped_size == size) {
-        return ResultSuccess;
-    }
+            // Iterate over the memory.
+            cur_address = address;
+            mapped_size = 0;
 
-    const std::size_t remaining_size{size - mapped_size};
-    const std::size_t remaining_pages{remaining_size / PageSize};
+            auto it = block_manager->FindIterator(cur_address);
+            while (true) {
+                // Check that the iterator is valid.
+                ASSERT(it != block_manager->end());
 
-    // Reserve the memory from the process resource limit.
-    KScopedResourceReservation memory_reservation(
-        system.Kernel().CurrentProcess()->GetResourceLimit(), LimitableResource::PhysicalMemory,
-        remaining_size);
-    if (!memory_reservation.Succeeded()) {
-        LOG_ERROR(Kernel, "Could not reserve remaining {:X} bytes", remaining_size);
-        return ResultLimitReached;
-    }
+                // Get the memory info.
+                const KMemoryInfo info = it->GetMemoryInfo();
 
-    KPageLinkedList page_linked_list;
+                // Check if we're done.
+                if (last_address <= info.GetLastAddress()) {
+                    if (info.GetState() != KMemoryState::Free) {
+                        mapped_size += (last_address + 1 - cur_address);
+                    }
+                    break;
+                }
 
-    CASCADE_CODE(system.Kernel().MemoryManager().Allocate(page_linked_list, remaining_pages,
-                                                          memory_pool, allocation_option));
+                // Track the memory if it's mapped.
+                if (info.GetState() != KMemoryState::Free) {
+                    mapped_size += VAddr(info.GetEndAddress()) - cur_address;
+                }
 
-    // We succeeded, so commit the memory reservation.
-    memory_reservation.Commit();
-
-    // Map the memory.
-    auto node{page_linked_list.Nodes().begin()};
-    PAddr map_addr{node->GetAddress()};
-    std::size_t src_num_pages{node->GetNumPages()};
-    block_manager->IterateForRange(addr, end_addr, [&](const KMemoryInfo& info) {
-        if (info.state != KMemoryState::Free) {
-            return;
-        }
-
-        std::size_t dst_num_pages{GetSizeInRange(info, addr, end_addr) / PageSize};
-        VAddr dst_addr{GetAddressInRange(info, addr)};
-
-        while (dst_num_pages) {
-            if (!src_num_pages) {
-                node = std::next(node);
-                map_addr = node->GetAddress();
-                src_num_pages = node->GetNumPages();
+                // Advance.
+                cur_address = info.GetEndAddress();
+                ++it;
             }
 
-            const std::size_t num_pages{std::min(src_num_pages, dst_num_pages)};
-            Operate(dst_addr, num_pages, KMemoryPermission::UserReadWrite, OperationType::Map,
-                    map_addr);
-
-            dst_addr += num_pages * PageSize;
-            map_addr += num_pages * PageSize;
-            src_num_pages -= num_pages;
-            dst_num_pages -= num_pages;
+            // If the size mapped is the size requested, we've nothing to do.
+            R_SUCCEED_IF(size == mapped_size);
         }
-    });
 
-    mapped_physical_memory_size += remaining_size;
+        // Allocate and map the memory.
+        {
+            // Reserve the memory from the process resource limit.
+            KScopedResourceReservation memory_reservation(
+                system.Kernel().CurrentProcess()->GetResourceLimit(),
+                LimitableResource::PhysicalMemory, size - mapped_size);
+            R_UNLESS(memory_reservation.Succeeded(), ResultLimitReached);
 
-    const std::size_t num_pages{size / PageSize};
-    block_manager->Update(addr, num_pages, KMemoryState::Free, KMemoryPermission::None,
-                          KMemoryAttribute::None, KMemoryState::Normal,
-                          KMemoryPermission::UserReadWrite, KMemoryAttribute::None);
+            // Allocate pages for the new memory.
+            KPageLinkedList page_linked_list;
+            R_TRY(system.Kernel().MemoryManager().Allocate(
+                page_linked_list, (size - mapped_size) / PageSize, memory_pool, allocation_option));
 
-    return ResultSuccess;
+            // Map the memory.
+            {
+                // Lock the table.
+                KScopedLightLock lk(general_lock);
+
+                size_t num_allocator_blocks = 0;
+
+                // Verify that nobody has mapped memory since we first checked.
+                {
+                    // Iterate over the memory.
+                    size_t checked_mapped_size = 0;
+                    cur_address = address;
+
+                    auto it = block_manager->FindIterator(cur_address);
+                    while (true) {
+                        // Check that the iterator is valid.
+                        ASSERT(it != block_manager->end());
+
+                        // Get the memory info.
+                        const KMemoryInfo info = it->GetMemoryInfo();
+
+                        const bool is_free = info.GetState() == KMemoryState::Free;
+                        if (is_free) {
+                            if (info.GetAddress() < address) {
+                                ++num_allocator_blocks;
+                            }
+                            if (last_address < info.GetLastAddress()) {
+                                ++num_allocator_blocks;
+                            }
+                        }
+
+                        // Check if we're done.
+                        if (last_address <= info.GetLastAddress()) {
+                            if (!is_free) {
+                                checked_mapped_size += (last_address + 1 - cur_address);
+                            }
+                            break;
+                        }
+
+                        // Track the memory if it's mapped.
+                        if (!is_free) {
+                            checked_mapped_size += VAddr(info.GetEndAddress()) - cur_address;
+                        }
+
+                        // Advance.
+                        cur_address = info.GetEndAddress();
+                        ++it;
+                    }
+
+                    // If the size now isn't what it was before, somebody mapped or unmapped
+                    // concurrently. If this happened, retry.
+                    if (mapped_size != checked_mapped_size) {
+                        continue;
+                    }
+                }
+
+                // Reset the current tracking address, and make sure we clean up on failure.
+                cur_address = address;
+                auto unmap_guard = detail::ScopeExit([&] {
+                    if (cur_address > address) {
+                        const VAddr last_unmap_address = cur_address - 1;
+
+                        // Iterate, unmapping the pages.
+                        cur_address = address;
+
+                        auto it = block_manager->FindIterator(cur_address);
+                        while (true) {
+                            // Check that the iterator is valid.
+                            ASSERT(it != block_manager->end());
+
+                            // Get the memory info.
+                            const KMemoryInfo info = it->GetMemoryInfo();
+
+                            // If the memory state is free, we mapped it and need to unmap it.
+                            if (info.GetState() == KMemoryState::Free) {
+                                // Determine the range to unmap.
+                                const size_t cur_pages =
+                                    std::min(VAddr(info.GetEndAddress()) - cur_address,
+                                             last_unmap_address + 1 - cur_address) /
+                                    PageSize;
+
+                                // Unmap.
+                                ASSERT(Operate(cur_address, cur_pages, KMemoryPermission::None,
+                                               OperationType::Unmap)
+                                           .IsSuccess());
+                            }
+
+                            // Check if we're done.
+                            if (last_unmap_address <= info.GetLastAddress()) {
+                                break;
+                            }
+
+                            // Advance.
+                            cur_address = info.GetEndAddress();
+                            ++it;
+                        }
+                    }
+                });
+
+                // Iterate over the memory.
+                auto pg_it = page_linked_list.Nodes().begin();
+                PAddr pg_phys_addr = pg_it->GetAddress();
+                size_t pg_pages = pg_it->GetNumPages();
+
+                auto it = block_manager->FindIterator(cur_address);
+                while (true) {
+                    // Check that the iterator is valid.
+                    ASSERT(it != block_manager->end());
+
+                    // Get the memory info.
+                    const KMemoryInfo info = it->GetMemoryInfo();
+
+                    // If it's unmapped, we need to map it.
+                    if (info.GetState() == KMemoryState::Free) {
+                        // Determine the range to map.
+                        size_t map_pages = std::min(VAddr(info.GetEndAddress()) - cur_address,
+                                                    last_address + 1 - cur_address) /
+                                           PageSize;
+
+                        // While we have pages to map, map them.
+                        while (map_pages > 0) {
+                            // Check if we're at the end of the physical block.
+                            if (pg_pages == 0) {
+                                // Ensure there are more pages to map.
+                                ASSERT(pg_it != page_linked_list.Nodes().end());
+
+                                // Advance our physical block.
+                                ++pg_it;
+                                pg_phys_addr = pg_it->GetAddress();
+                                pg_pages = pg_it->GetNumPages();
+                            }
+
+                            // Map whatever we can.
+                            const size_t cur_pages = std::min(pg_pages, map_pages);
+                            R_TRY(Operate(cur_address, cur_pages, KMemoryPermission::UserReadWrite,
+                                          OperationType::Map, pg_phys_addr));
+
+                            // Advance.
+                            cur_address += cur_pages * PageSize;
+                            map_pages -= cur_pages;
+
+                            pg_phys_addr += cur_pages * PageSize;
+                            pg_pages -= cur_pages;
+                        }
+                    }
+
+                    // Check if we're done.
+                    if (last_address <= info.GetLastAddress()) {
+                        break;
+                    }
+
+                    // Advance.
+                    cur_address = info.GetEndAddress();
+                    ++it;
+                }
+
+                // We succeeded, so commit the memory reservation.
+                memory_reservation.Commit();
+
+                // Increase our tracked mapped size.
+                mapped_physical_memory_size += (size - mapped_size);
+
+                // Update the relevant memory blocks.
+                block_manager->Update(address, size / PageSize, KMemoryState::Free,
+                                      KMemoryPermission::None, KMemoryAttribute::None,
+                                      KMemoryState::Normal, KMemoryPermission::UserReadWrite,
+                                      KMemoryAttribute::None);
+
+                // Cancel our guard.
+                unmap_guard.Cancel();
+
+                return ResultSuccess;
+            }
+        }
+    }
 }
 
-ResultCode KPageTable::UnmapPhysicalMemory(VAddr addr, std::size_t size) {
+ResultCode KPageTable::UnmapPhysicalMemory(VAddr address, std::size_t size) {
     // Lock the physical memory lock.
     KScopedLightLock map_phys_mem_lk(map_physical_memory_lock);
 
     // Lock the table.
     KScopedLightLock lk(general_lock);
 
-    const VAddr end_addr{addr + size};
-    ResultCode result{ResultSuccess};
-    std::size_t mapped_size{};
+    // Calculate the last address for convenience.
+    const VAddr last_address = address + size - 1;
 
-    // Verify that the region can be unmapped
-    block_manager->IterateForRange(addr, end_addr, [&](const KMemoryInfo& info) {
-        if (info.state == KMemoryState::Normal) {
-            if (info.attribute != KMemoryAttribute::None) {
-                result = ResultInvalidCurrentMemory;
-                return;
+    // Define iteration variables.
+    VAddr cur_address = 0;
+    std::size_t mapped_size = 0;
+    std::size_t num_allocator_blocks = 0;
+
+    // Check if the memory is mapped.
+    {
+        // Iterate over the memory.
+        cur_address = address;
+        mapped_size = 0;
+
+        auto it = block_manager->FindIterator(cur_address);
+        while (true) {
+            // Check that the iterator is valid.
+            ASSERT(it != block_manager->end());
+
+            // Get the memory info.
+            const KMemoryInfo info = it->GetMemoryInfo();
+
+            // Verify the memory's state.
+            const bool is_normal = info.GetState() == KMemoryState::Normal &&
+                                   info.GetAttribute() == KMemoryAttribute::None;
+            const bool is_free = info.GetState() == KMemoryState::Free;
+            R_UNLESS(is_normal || is_free, ResultInvalidCurrentMemory);
+
+            if (is_normal) {
+                R_UNLESS(info.GetAttribute() == KMemoryAttribute::None, ResultInvalidCurrentMemory);
+
+                if (info.GetAddress() < address) {
+                    ++num_allocator_blocks;
+                }
+                if (last_address < info.GetLastAddress()) {
+                    ++num_allocator_blocks;
+                }
             }
-            mapped_size += GetSizeInRange(info, addr, end_addr);
-        } else if (info.state != KMemoryState::Free) {
-            result = ResultInvalidCurrentMemory;
+
+            // Check if we're done.
+            if (last_address <= info.GetLastAddress()) {
+                if (is_normal) {
+                    mapped_size += (last_address + 1 - cur_address);
+                }
+                break;
+            }
+
+            // Track the memory if it's mapped.
+            if (is_normal) {
+                mapped_size += VAddr(info.GetEndAddress()) - cur_address;
+            }
+
+            // Advance.
+            cur_address = info.GetEndAddress();
+            ++it;
         }
-    });
 
-    if (result.IsError()) {
-        return result;
+        // If there's nothing mapped, we've nothing to do.
+        R_SUCCEED_IF(mapped_size == 0);
     }
 
-    if (!mapped_size) {
-        return ResultSuccess;
+    // Make a page group for the unmap region.
+    KPageLinkedList pg;
+    {
+        auto& impl = this->PageTableImpl();
+
+        // Begin traversal.
+        Common::PageTable::TraversalContext context;
+        Common::PageTable::TraversalEntry cur_entry = {.phys_addr = 0, .block_size = 0};
+        bool cur_valid = false;
+        Common::PageTable::TraversalEntry next_entry;
+        bool next_valid = false;
+        size_t tot_size = 0;
+
+        cur_address = address;
+        next_valid = impl.BeginTraversal(next_entry, context, cur_address);
+        next_entry.block_size =
+            (next_entry.block_size - (next_entry.phys_addr & (next_entry.block_size - 1)));
+
+        // Iterate, building the group.
+        while (true) {
+            if ((!next_valid && !cur_valid) ||
+                (next_valid && cur_valid &&
+                 next_entry.phys_addr == cur_entry.phys_addr + cur_entry.block_size)) {
+                cur_entry.block_size += next_entry.block_size;
+            } else {
+                if (cur_valid) {
+                    // ASSERT(IsHeapPhysicalAddress(cur_entry.phys_addr));
+                    R_TRY(pg.AddBlock(cur_entry.phys_addr, cur_entry.block_size / PageSize));
+                }
+
+                // Update tracking variables.
+                tot_size += cur_entry.block_size;
+                cur_entry = next_entry;
+                cur_valid = next_valid;
+            }
+
+            if (cur_entry.block_size + tot_size >= size) {
+                break;
+            }
+
+            next_valid = impl.ContinueTraversal(next_entry, context);
+        }
+
+        // Add the last block.
+        if (cur_valid) {
+            // ASSERT(IsHeapPhysicalAddress(cur_entry.phys_addr));
+            R_TRY(pg.AddBlock(cur_entry.phys_addr, (size - tot_size) / PageSize));
+        }
     }
+    ASSERT(pg.GetNumPages() == mapped_size / PageSize);
 
-    // Unmap each region within the range
-    KPageLinkedList page_linked_list;
-    block_manager->IterateForRange(addr, end_addr, [&](const KMemoryInfo& info) {
-        if (info.state == KMemoryState::Normal) {
-            const std::size_t block_size{GetSizeInRange(info, addr, end_addr)};
-            const std::size_t block_num_pages{block_size / PageSize};
-            const VAddr block_addr{GetAddressInRange(info, addr)};
+    // Reset the current tracking address, and make sure we clean up on failure.
+    cur_address = address;
+    auto remap_guard = detail::ScopeExit([&] {
+        if (cur_address > address) {
+            const VAddr last_map_address = cur_address - 1;
+            cur_address = address;
 
-            AddRegionToPages(block_addr, block_size / PageSize, page_linked_list);
+            // Iterate over the memory we unmapped.
+            auto it = block_manager->FindIterator(cur_address);
+            auto pg_it = pg.Nodes().begin();
+            PAddr pg_phys_addr = pg_it->GetAddress();
+            size_t pg_pages = pg_it->GetNumPages();
 
-            if (result = Operate(block_addr, block_num_pages, KMemoryPermission::None,
-                                 OperationType::Unmap);
-                result.IsError()) {
-                return;
+            while (true) {
+                // Get the memory info for the pages we unmapped, convert to property.
+                const KMemoryInfo info = it->GetMemoryInfo();
+
+                // If the memory is normal, we unmapped it and need to re-map it.
+                if (info.GetState() == KMemoryState::Normal) {
+                    // Determine the range to map.
+                    size_t map_pages = std::min(VAddr(info.GetEndAddress()) - cur_address,
+                                                last_map_address + 1 - cur_address) /
+                                       PageSize;
+
+                    // While we have pages to map, map them.
+                    while (map_pages > 0) {
+                        // Check if we're at the end of the physical block.
+                        if (pg_pages == 0) {
+                            // Ensure there are more pages to map.
+                            ASSERT(pg_it != pg.Nodes().end());
+
+                            // Advance our physical block.
+                            ++pg_it;
+                            pg_phys_addr = pg_it->GetAddress();
+                            pg_pages = pg_it->GetNumPages();
+                        }
+
+                        // Map whatever we can.
+                        const size_t cur_pages = std::min(pg_pages, map_pages);
+                        ASSERT(this->Operate(cur_address, cur_pages, info.GetPermission(),
+                                             OperationType::Map, pg_phys_addr) == ResultSuccess);
+
+                        // Advance.
+                        cur_address += cur_pages * PageSize;
+                        map_pages -= cur_pages;
+
+                        pg_phys_addr += cur_pages * PageSize;
+                        pg_pages -= cur_pages;
+                    }
+                }
+
+                // Check if we're done.
+                if (last_map_address <= info.GetLastAddress()) {
+                    break;
+                }
+
+                // Advance.
+                ++it;
             }
         }
     });
-    if (result.IsError()) {
-        return result;
+
+    // Iterate over the memory, unmapping as we go.
+    auto it = block_manager->FindIterator(cur_address);
+    while (true) {
+        // Check that the iterator is valid.
+        ASSERT(it != block_manager->end());
+
+        // Get the memory info.
+        const KMemoryInfo info = it->GetMemoryInfo();
+
+        // If the memory state is normal, we need to unmap it.
+        if (info.GetState() == KMemoryState::Normal) {
+            // Determine the range to unmap.
+            const size_t cur_pages = std::min(VAddr(info.GetEndAddress()) - cur_address,
+                                              last_address + 1 - cur_address) /
+                                     PageSize;
+
+            // Unmap.
+            R_TRY(Operate(cur_address, cur_pages, KMemoryPermission::None, OperationType::Unmap));
+        }
+
+        // Check if we're done.
+        if (last_address <= info.GetLastAddress()) {
+            break;
+        }
+
+        // Advance.
+        cur_address = info.GetEndAddress();
+        ++it;
     }
 
-    const std::size_t num_pages{size / PageSize};
-    system.Kernel().MemoryManager().Free(page_linked_list, num_pages, memory_pool,
-                                         allocation_option);
-
-    block_manager->Update(addr, num_pages, KMemoryState::Free);
-
+    // Release the memory resource.
+    mapped_physical_memory_size -= mapped_size;
     auto process{system.Kernel().CurrentProcess()};
     process->GetResourceLimit()->Release(LimitableResource::PhysicalMemory, mapped_size);
-    mapped_physical_memory_size -= mapped_size;
+
+    // Update memory blocks.
+    system.Kernel().MemoryManager().Free(pg, size / PageSize, memory_pool, allocation_option);
+    block_manager->Update(address, size / PageSize, KMemoryState::Free, KMemoryPermission::None,
+                          KMemoryAttribute::None);
+
+    // We succeeded.
+    remap_guard.Cancel();
 
     return ResultSuccess;
 }
@@ -681,9 +986,8 @@ ResultCode KPageTable::UnmapPages(VAddr addr, const KPageLinkedList& page_linked
     VAddr cur_addr{addr};
 
     for (const auto& node : page_linked_list.Nodes()) {
-        const std::size_t num_pages{(addr - cur_addr) / PageSize};
-        if (const auto result{
-                Operate(addr, num_pages, KMemoryPermission::None, OperationType::Unmap)};
+        if (const auto result{Operate(cur_addr, node.GetNumPages(), KMemoryPermission::None,
+                                      OperationType::Unmap)};
             result.IsError()) {
             return result;
         }

src/core/hle/kernel/svc.cpp

@@ -645,6 +645,10 @@ static void OutputDebugString(Core::System& system, VAddr address, u64 len) {
     LOG_DEBUG(Debug_Emulated, "{}", str);
 }
 
+static void OutputDebugString32(Core::System& system, u32 address, u32 len) {
+    OutputDebugString(system, address, len);
+}
+
 /// Gets system/memory information for the current process
 static ResultCode GetInfo(Core::System& system, u64* result, u64 info_id, Handle handle,
                           u64 info_sub_id) {
@@ -1404,7 +1408,7 @@ static ResultCode UnmapProcessMemory(Core::System& system, VAddr dst_address, Ha
 }
 
 static ResultCode CreateCodeMemory(Core::System& system, Handle* out, VAddr address, size_t size) {
-    LOG_TRACE(Kernel_SVC, "called, handle_out=0x{:X}, address=0x{:X}, size=0x{:X}",
+    LOG_TRACE(Kernel_SVC, "called, handle_out={}, address=0x{:X}, size=0x{:X}",
               static_cast<void*>(out), address, size);
     // Get kernel instance.
     auto& kernel = system.Kernel();
@@ -1438,6 +1442,10 @@ static ResultCode CreateCodeMemory(Core::System& system, Handle* out, VAddr addr
     return ResultSuccess;
 }
 
+static ResultCode CreateCodeMemory32(Core::System& system, Handle* out, u32 address, u32 size) {
+    return CreateCodeMemory(system, out, address, size);
+}
+
 static ResultCode ControlCodeMemory(Core::System& system, Handle code_memory_handle, u32 operation,
                                     VAddr address, size_t size, Svc::MemoryPermission perm) {
 
@@ -1517,6 +1525,12 @@ static ResultCode ControlCodeMemory(Core::System& system, Handle code_memory_han
     return ResultSuccess;
 }
 
+static ResultCode ControlCodeMemory32(Core::System& system, Handle code_memory_handle,
+                                      u32 operation, u64 address, u64 size,
+                                      Svc::MemoryPermission perm) {
+    return ControlCodeMemory(system, code_memory_handle, operation, address, size, perm);
+}
+
 static ResultCode QueryProcessMemory(Core::System& system, VAddr memory_info_address,
                                      VAddr page_info_address, Handle process_handle,
                                      VAddr address) {
@@ -2598,7 +2612,7 @@ static const FunctionDef SVC_Table_32[] = {
     {0x24, SvcWrap32<GetProcessId32>, "GetProcessId32"},
     {0x25, SvcWrap32<GetThreadId32>, "GetThreadId32"},
     {0x26, SvcWrap32<Break32>, "Break32"},
-    {0x27, nullptr, "OutputDebugString32"},
+    {0x27, SvcWrap32<OutputDebugString32>, "OutputDebugString32"},
     {0x28, nullptr, "ReturnFromException32"},
     {0x29, SvcWrap32<GetInfo32>, "GetInfo32"},
     {0x2a, nullptr, "FlushEntireDataCache32"},
@@ -2634,8 +2648,8 @@ static const FunctionDef SVC_Table_32[] = {
     {0x48, nullptr, "MapPhysicalMemoryUnsafe32"},
     {0x49, nullptr, "UnmapPhysicalMemoryUnsafe32"},
     {0x4a, nullptr, "SetUnsafeLimit32"},
-    {0x4b, nullptr, "CreateCodeMemory32"},
-    {0x4c, nullptr, "ControlCodeMemory32"},
+    {0x4b, SvcWrap32<CreateCodeMemory32>, "CreateCodeMemory32"},
+    {0x4c, SvcWrap32<ControlCodeMemory32>, "ControlCodeMemory32"},
     {0x4d, nullptr, "SleepSystem32"},
     {0x4e, nullptr, "ReadWriteRegister32"},
     {0x4f, nullptr, "SetProcessActivity32"},

src/core/hle/kernel/svc_wrap.h

@@ -669,4 +669,26 @@ void SvcWrap32(Core::System& system) {
     FuncReturn(system, retval);
 }
 
+// Used by CreateCodeMemory32
+template <ResultCode func(Core::System&, Handle*, u32, u32)>
+void SvcWrap32(Core::System& system) {
+    Handle handle = 0;
+
+    const u32 retval = func(system, &handle, Param32(system, 1), Param32(system, 2)).raw;
+
+    system.CurrentArmInterface().SetReg(1, handle);
+    FuncReturn(system, retval);
+}
+
+// Used by ControlCodeMemory32
+template <ResultCode func(Core::System&, Handle, u32, u64, u64, Svc::MemoryPermission)>
+void SvcWrap32(Core::System& system) {
+    const u32 retval =
+        func(system, Param32(system, 0), Param32(system, 1), Param(system, 2), Param(system, 4),
+             static_cast<Svc::MemoryPermission>(Param32(system, 6)))
+            .raw;
+
+    FuncReturn(system, retval);
+}
+
 } // namespace Kernel

src/core/hle/service/acc/acc.cpp

@@ -39,9 +39,9 @@ constexpr ResultCode ERR_FAILED_SAVE_DATA{ErrorModule::Account, 100};
 // Thumbnails are hard coded to be at least this size
 constexpr std::size_t THUMBNAIL_SIZE = 0x24000;
 
-static std::filesystem::path GetImagePath(Common::UUID uuid) {
+static std::filesystem::path GetImagePath(const Common::UUID& uuid) {
     return Common::FS::GetYuzuPath(Common::FS::YuzuPath::NANDDir) /
-           fmt::format("system/save/8000000000000010/su/avators/{}.jpg", uuid.FormatSwitch());
+           fmt::format("system/save/8000000000000010/su/avators/{}.jpg", uuid.FormattedString());
 }
 
 static constexpr u32 SanitizeJPEGSize(std::size_t size) {
@@ -290,7 +290,7 @@ public:
 
 protected:
     void Get(Kernel::HLERequestContext& ctx) {
-        LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.Format());
+        LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.RawString());
         ProfileBase profile_base{};
         ProfileData data{};
         if (profile_manager.GetProfileBaseAndData(user_id, profile_base, data)) {
@@ -300,21 +300,21 @@ protected:
             rb.PushRaw(profile_base);
         } else {
             LOG_ERROR(Service_ACC, "Failed to get profile base and data for user=0x{}",
-                      user_id.Format());
+                      user_id.RawString());
             IPC::ResponseBuilder rb{ctx, 2};
             rb.Push(ResultUnknown); // TODO(ogniK): Get actual error code
         }
     }
 
     void GetBase(Kernel::HLERequestContext& ctx) {
-        LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.Format());
+        LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.RawString());
         ProfileBase profile_base{};
         if (profile_manager.GetProfileBase(user_id, profile_base)) {
             IPC::ResponseBuilder rb{ctx, 16};
             rb.Push(ResultSuccess);
             rb.PushRaw(profile_base);
         } else {
-            LOG_ERROR(Service_ACC, "Failed to get profile base for user=0x{}", user_id.Format());
+            LOG_ERROR(Service_ACC, "Failed to get profile base for user=0x{}", user_id.RawString());
             IPC::ResponseBuilder rb{ctx, 2};
             rb.Push(ResultUnknown); // TODO(ogniK): Get actual error code
         }
@@ -373,7 +373,7 @@ protected:
         LOG_DEBUG(Service_ACC, "called, username='{}', timestamp={:016X}, uuid=0x{}",
                   Common::StringFromFixedZeroTerminatedBuffer(
                       reinterpret_cast<const char*>(base.username.data()), base.username.size()),
-                  base.timestamp, base.user_uuid.Format());
+                  base.timestamp, base.user_uuid.RawString());
 
         if (user_data.size() < sizeof(ProfileData)) {
             LOG_ERROR(Service_ACC, "ProfileData buffer too small!");
@@ -406,7 +406,7 @@ protected:
         LOG_DEBUG(Service_ACC, "called, username='{}', timestamp={:016X}, uuid=0x{}",
                   Common::StringFromFixedZeroTerminatedBuffer(
                       reinterpret_cast<const char*>(base.username.data()), base.username.size()),
-                  base.timestamp, base.user_uuid.Format());
+                  base.timestamp, base.user_uuid.RawString());
 
         if (user_data.size() < sizeof(ProfileData)) {
             LOG_ERROR(Service_ACC, "ProfileData buffer too small!");
@@ -435,7 +435,7 @@ protected:
     }
 
     ProfileManager& profile_manager;
-    Common::UUID user_id{Common::INVALID_UUID}; ///< The user id this profile refers to.
+    Common::UUID user_id{}; ///< The user id this profile refers to.
 };
 
 class IProfile final : public IProfileCommon {
@@ -547,7 +547,7 @@ private:
 
         IPC::ResponseBuilder rb{ctx, 4};
         rb.Push(ResultSuccess);
-        rb.PushRaw<u64>(user_id.GetNintendoID());
+        rb.PushRaw<u64>(user_id.Hash());
     }
 
     void EnsureIdTokenCacheAsync(Kernel::HLERequestContext& ctx) {
@@ -577,7 +577,7 @@ private:
 
         IPC::ResponseBuilder rb{ctx, 4};
         rb.Push(ResultSuccess);
-        rb.PushRaw<u64>(user_id.GetNintendoID());
+        rb.PushRaw<u64>(user_id.Hash());
     }
 
     void StoreOpenContext(Kernel::HLERequestContext& ctx) {
@@ -587,7 +587,7 @@ private:
     }
 
     std::shared_ptr<EnsureTokenIdCacheAsyncInterface> ensure_token_id{};
-    Common::UUID user_id{Common::INVALID_UUID};
+    Common::UUID user_id{};
 };
 
 // 6.0.0+
@@ -687,7 +687,7 @@ void Module::Interface::GetUserCount(Kernel::HLERequestContext& ctx) {
 void Module::Interface::GetUserExistence(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     Common::UUID user_id = rp.PopRaw<Common::UUID>();
-    LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.Format());
+    LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.RawString());
 
     IPC::ResponseBuilder rb{ctx, 3};
     rb.Push(ResultSuccess);
@@ -718,7 +718,7 @@ void Module::Interface::GetLastOpenedUser(Kernel::HLERequestContext& ctx) {
 void Module::Interface::GetProfile(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     Common::UUID user_id = rp.PopRaw<Common::UUID>();
-    LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.Format());
+    LOG_DEBUG(Service_ACC, "called user_id=0x{}", user_id.RawString());
 
     IPC::ResponseBuilder rb{ctx, 2, 0, 1};
     rb.Push(ResultSuccess);
@@ -833,7 +833,7 @@ void Module::Interface::GetProfileEditor(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     Common::UUID user_id = rp.PopRaw<Common::UUID>();
 
-    LOG_DEBUG(Service_ACC, "called, user_id=0x{}", user_id.Format());
+    LOG_DEBUG(Service_ACC, "called, user_id=0x{}", user_id.RawString());
 
     IPC::ResponseBuilder rb{ctx, 2, 0, 1};
     rb.Push(ResultSuccess);
@@ -875,7 +875,7 @@ void Module::Interface::StoreSaveDataThumbnailApplication(Kernel::HLERequestCont
     IPC::RequestParser rp{ctx};
     const auto uuid = rp.PopRaw<Common::UUID>();
 
-    LOG_WARNING(Service_ACC, "(STUBBED) called, uuid=0x{}", uuid.Format());
+    LOG_WARNING(Service_ACC, "(STUBBED) called, uuid=0x{}", uuid.RawString());
 
     // TODO(ogniK): Check if application ID is zero on acc initialize. As we don't have a reliable
     // way of confirming things like the TID, we're going to assume a non zero value for the time
@@ -889,7 +889,7 @@ void Module::Interface::StoreSaveDataThumbnailSystem(Kernel::HLERequestContext&
     const auto uuid = rp.PopRaw<Common::UUID>();
     const auto tid = rp.Pop<u64_le>();
 
-    LOG_WARNING(Service_ACC, "(STUBBED) called, uuid=0x{}, tid={:016X}", uuid.Format(), tid);
+    LOG_WARNING(Service_ACC, "(STUBBED) called, uuid=0x{}, tid={:016X}", uuid.RawString(), tid);
     StoreSaveDataThumbnail(ctx, uuid, tid);
 }
 
@@ -903,7 +903,7 @@ void Module::Interface::StoreSaveDataThumbnail(Kernel::HLERequestContext& ctx,
         return;
     }
 
-    if (!uuid) {
+    if (uuid.IsInvalid()) {
         LOG_ERROR(Service_ACC, "User ID is not valid!");
         rb.Push(ERR_INVALID_USER_ID);
         return;
@@ -927,20 +927,20 @@ void Module::Interface::TrySelectUserWithoutInteraction(Kernel::HLERequestContex
     IPC::ResponseBuilder rb{ctx, 6};
     if (profile_manager->GetUserCount() != 1) {
         rb.Push(ResultSuccess);
-        rb.PushRaw<u128>(Common::INVALID_UUID);
+        rb.PushRaw(Common::InvalidUUID);
         return;
     }
 
     const auto user_list = profile_manager->GetAllUsers();
     if (std::ranges::all_of(user_list, [](const auto& user) { return user.IsInvalid(); })) {
         rb.Push(ResultUnknown); // TODO(ogniK): Find the correct error code
-        rb.PushRaw<u128>(Common::INVALID_UUID);
+        rb.PushRaw(Common::InvalidUUID);
         return;
     }
 
     // Select the first user we have
     rb.Push(ResultSuccess);
-    rb.PushRaw<u128>(profile_manager->GetUser(0)->uuid);
+    rb.PushRaw(profile_manager->GetUser(0)->uuid);
 }
 
 Module::Interface::Interface(std::shared_ptr<Module> module_,

src/core/hle/service/acc/profile_manager.cpp

@@ -19,8 +19,8 @@ namespace FS = Common::FS;
 using Common::UUID;
 
 struct UserRaw {
-    UUID uuid{Common::INVALID_UUID};
-    UUID uuid2{Common::INVALID_UUID};
+    UUID uuid{};
+    UUID uuid2{};
     u64 timestamp{};
     ProfileUsername username{};
     ProfileData extra_data{};
@@ -45,7 +45,7 @@ ProfileManager::ProfileManager() {
 
     // Create an user if none are present
     if (user_count == 0) {
-        CreateNewUser(UUID::Generate(), "yuzu");
+        CreateNewUser(UUID::MakeRandom(), "yuzu");
     }
 
     auto current =
@@ -101,7 +101,7 @@ ResultCode ProfileManager::CreateNewUser(UUID uuid, const ProfileUsername& usern
     if (user_count == MAX_USERS) {
         return ERROR_TOO_MANY_USERS;
     }
-    if (!uuid) {
+    if (uuid.IsInvalid()) {
         return ERROR_ARGUMENT_IS_NULL;
     }
     if (username[0] == 0x0) {
@@ -145,7 +145,7 @@ std::optional<UUID> ProfileManager::GetUser(std::size_t index) const {
 
 /// Returns a users profile index based on their user id.
 std::optional<std::size_t> ProfileManager::GetUserIndex(const UUID& uuid) const {
-    if (!uuid) {
+    if (uuid.IsInvalid()) {
         return std::nullopt;
     }
 
@@ -250,9 +250,10 @@ UserIDArray ProfileManager::GetOpenUsers() const {
     std::ranges::transform(profiles, output.begin(), [](const ProfileInfo& p) {
         if (p.is_open)
             return p.user_uuid;
-        return UUID{Common::INVALID_UUID};
+        return Common::InvalidUUID;
     });
-    std::stable_partition(output.begin(), output.end(), [](const UUID& uuid) { return uuid; });
+    std::stable_partition(output.begin(), output.end(),
+                          [](const UUID& uuid) { return uuid.IsValid(); });
     return output;
 }
 
@@ -299,7 +300,7 @@ bool ProfileManager::RemoveUser(UUID uuid) {
 
     profiles[*index] = ProfileInfo{};
     std::stable_partition(profiles.begin(), profiles.end(),
-                          [](const ProfileInfo& profile) { return profile.user_uuid; });
+                          [](const ProfileInfo& profile) { return profile.user_uuid.IsValid(); });
     return true;
 }
 
@@ -361,7 +362,7 @@ void ProfileManager::ParseUserSaveFile() {
     }
 
     std::stable_partition(profiles.begin(), profiles.end(),
-                          [](const ProfileInfo& profile) { return profile.user_uuid; });
+                          [](const ProfileInfo& profile) { return profile.user_uuid.IsValid(); });
 }
 
 void ProfileManager::WriteUserSaveFile() {

src/core/hle/service/acc/profile_manager.h

@@ -35,7 +35,7 @@ static_assert(sizeof(ProfileData) == 0x80, "ProfileData structure has incorrect
 /// This holds general information about a users profile. This is where we store all the information
 /// based on a specific user
 struct ProfileInfo {
-    Common::UUID user_uuid{Common::INVALID_UUID};
+    Common::UUID user_uuid{};
     ProfileUsername username{};
     u64 creation_time{};
     ProfileData data{}; // TODO(ognik): Work out what this is
@@ -49,7 +49,7 @@ struct ProfileBase {
 
     // Zero out all the fields to make the profile slot considered "Empty"
     void Invalidate() {
-        user_uuid.Invalidate();
+        user_uuid = {};
         timestamp = 0;
         username.fill(0);
     }
@@ -103,7 +103,7 @@ private:
 
     std::array<ProfileInfo, MAX_USERS> profiles{};
     std::size_t user_count{};
-    Common::UUID last_opened_user{Common::INVALID_UUID};
+    Common::UUID last_opened_user{};
 };
 
 }; // namespace Service::Account

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

@@ -55,7 +55,7 @@ constexpr u32 LAUNCH_PARAMETER_ACCOUNT_PRESELECTED_USER_MAGIC = 0xC79497CA;
 struct LaunchParameterAccountPreselectedUser {
     u32_le magic;
     u32_le is_account_selected;
-    u128 current_user;
+    Common::UUID current_user;
     INSERT_PADDING_BYTES(0x70);
 };
 static_assert(sizeof(LaunchParameterAccountPreselectedUser) == 0x88);
@@ -618,7 +618,7 @@ void AppletMessageQueue::PushMessage(AppletMessage msg) {
 AppletMessageQueue::AppletMessage AppletMessageQueue::PopMessage() {
     if (messages.empty()) {
         on_new_message->GetWritableEvent().Clear();
-        return AppletMessage::NoMessage;
+        return AppletMessage::None;
     }
     auto msg = messages.front();
     messages.pop();
@@ -633,7 +633,7 @@ std::size_t AppletMessageQueue::GetMessageCount() const {
 }
 
 void AppletMessageQueue::RequestExit() {
-    PushMessage(AppletMessage::ExitRequested);
+    PushMessage(AppletMessage::Exit);
 }
 
 void AppletMessageQueue::FocusStateChanged() {
@@ -732,7 +732,7 @@ void ICommonStateGetter::ReceiveMessage(Kernel::HLERequestContext& ctx) {
     const auto message = msg_queue->PopMessage();
     IPC::ResponseBuilder rb{ctx, 3};
 
-    if (message == AppletMessageQueue::AppletMessage::NoMessage) {
+    if (message == AppletMessageQueue::AppletMessage::None) {
         LOG_ERROR(Service_AM, "Message queue is empty");
         rb.Push(ERR_NO_MESSAGES);
         rb.PushEnum<AppletMessageQueue::AppletMessage>(message);
@@ -1453,8 +1453,8 @@ void IApplicationFunctions::PopLaunchParameter(Kernel::HLERequestContext& ctx) {
 
         Account::ProfileManager profile_manager{};
         const auto uuid = profile_manager.GetUser(static_cast<s32>(Settings::values.current_user));
-        ASSERT(uuid);
-        params.current_user = uuid->uuid;
+        ASSERT(uuid.has_value() && uuid->IsValid());
+        params.current_user = *uuid;
 
         IPC::ResponseBuilder rb{ctx, 2, 0, 1};
 

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

@@ -22,6 +22,7 @@ class NVFlinger;
 
 namespace Service::AM {
 
+// This is nn::settings::Language
 enum SystemLanguage {
     Japanese = 0,
     English = 1, // en-US
@@ -41,16 +42,44 @@ enum SystemLanguage {
     // 4.0.0+
     SimplifiedChinese = 15,
     TraditionalChinese = 16,
+    // 10.1.0+
+    BrazilianPortuguese = 17,
 };
 
 class AppletMessageQueue {
 public:
+    // This is nn::am::AppletMessage
     enum class AppletMessage : u32 {
-        NoMessage = 0,
-        ExitRequested = 4,
+        None = 0,
+        ChangeIntoForeground = 1,
+        ChangeIntoBackground = 2,
+        Exit = 4,
+        ApplicationExited = 6,
         FocusStateChanged = 15,
+        Resume = 16,
+        DetectShortPressingHomeButton = 20,
+        DetectLongPressingHomeButton = 21,
+        DetectShortPressingPowerButton = 22,
+        DetectMiddlePressingPowerButton = 23,
+        DetectLongPressingPowerButton = 24,
+        RequestToPrepareSleep = 25,
+        FinishedSleepSequence = 26,
+        SleepRequiredByHighTemperature = 27,
+        SleepRequiredByLowBattery = 28,
+        AutoPowerDown = 29,
         OperationModeChanged = 30,
         PerformanceModeChanged = 31,
+        DetectReceivingCecSystemStandby = 32,
+        SdCardRemoved = 33,
+        LaunchApplicationRequested = 50,
+        RequestToDisplay = 51,
+        ShowApplicationLogo = 55,
+        HideApplicationLogo = 56,
+        ForceHideApplicationLogo = 57,
+        FloatingApplicationDetected = 60,
+        DetectShortPressingCaptureButton = 90,
+        AlbumScreenShotTaken = 92,
+        AlbumRecordingSaved = 93,
     };
 
     explicit AppletMessageQueue(Core::System& system);
@@ -179,11 +208,14 @@ public:
     ~ICommonStateGetter() override;
 
 private:
+    // This is nn::oe::FocusState
     enum class FocusState : u8 {
         InFocus = 1,
         NotInFocus = 2,
+        Background = 3,
     };
 
+    // This is nn::oe::OperationMode
     enum class OperationMode : u8 {
         Handheld = 0,
         Docked = 1,

src/core/hle/service/am/applets/applet_profile_select.cpp

@@ -62,11 +62,11 @@ void ProfileSelect::SelectionComplete(std::optional<Common::UUID> uuid) {
 
     if (uuid.has_value() && uuid->IsValid()) {
         output.result = 0;
-        output.uuid_selected = uuid->uuid;
+        output.uuid_selected = *uuid;
     } else {
         status = ERR_USER_CANCELLED_SELECTION;
         output.result = ERR_USER_CANCELLED_SELECTION.raw;
-        output.uuid_selected = Common::INVALID_UUID;
+        output.uuid_selected = Common::InvalidUUID;
     }
 
     final_data = std::vector<u8>(sizeof(UserSelectionOutput));

src/core/hle/service/am/applets/applet_profile_select.h

@@ -27,7 +27,7 @@ static_assert(sizeof(UserSelectionConfig) == 0xA0, "UserSelectionConfig has inco
 
 struct UserSelectionOutput {
     u64 result;
-    u128 uuid_selected;
+    Common::UUID uuid_selected;
 };
 static_assert(sizeof(UserSelectionOutput) == 0x18, "UserSelectionOutput has incorrect size.");
 

src/core/hle/service/apm/apm_controller.cpp

@@ -17,8 +17,8 @@ constexpr auto DEFAULT_PERFORMANCE_CONFIGURATION = PerformanceConfiguration::Con
 
 Controller::Controller(Core::Timing::CoreTiming& core_timing_)
     : core_timing{core_timing_}, configs{
-                                     {PerformanceMode::Handheld, DEFAULT_PERFORMANCE_CONFIGURATION},
-                                     {PerformanceMode::Docked, DEFAULT_PERFORMANCE_CONFIGURATION},
+                                     {PerformanceMode::Normal, DEFAULT_PERFORMANCE_CONFIGURATION},
+                                     {PerformanceMode::Boost, DEFAULT_PERFORMANCE_CONFIGURATION},
                                  } {}
 
 Controller::~Controller() = default;
@@ -63,13 +63,13 @@ void Controller::SetFromCpuBoostMode(CpuBoostMode mode) {
         PerformanceConfiguration::Config15,
     }};
 
-    SetPerformanceConfiguration(PerformanceMode::Docked,
+    SetPerformanceConfiguration(PerformanceMode::Boost,
                                 BOOST_MODE_TO_CONFIG_MAP.at(static_cast<u32>(mode)));
 }
 
 PerformanceMode Controller::GetCurrentPerformanceMode() const {
-    return Settings::values.use_docked_mode.GetValue() ? PerformanceMode::Docked
-                                                       : PerformanceMode::Handheld;
+    return Settings::values.use_docked_mode.GetValue() ? PerformanceMode::Boost
+                                                       : PerformanceMode::Normal;
 }
 
 PerformanceConfiguration Controller::GetCurrentPerformanceConfiguration(PerformanceMode mode) {

src/core/hle/service/apm/apm_controller.h

@@ -32,15 +32,18 @@ enum class PerformanceConfiguration : u32 {
     Config16 = 0x9222000C,
 };
 
+// This is nn::oe::CpuBoostMode
 enum class CpuBoostMode : u32 {
-    Disabled = 0,
-    Full = 1,    // CPU + GPU -> Config 13, 14, 15, or 16
-    Partial = 2, // GPU Only -> Config 15 or 16
+    Normal = 0,   // Boost mode disabled
+    FastLoad = 1, // CPU + GPU -> Config 13, 14, 15, or 16
+    Partial = 2,  // GPU Only -> Config 15 or 16
 };
 
-enum class PerformanceMode : u8 {
-    Handheld = 0,
-    Docked = 1,
+// This is nn::oe::PerformanceMode
+enum class PerformanceMode : s32 {
+    Invalid = -1,
+    Normal = 0,
+    Boost = 1,
 };
 
 // Class to manage the state and change of the emulated system performance.

src/core/hle/service/friend/friend.cpp

@@ -173,7 +173,7 @@ private:
         const auto uuid = rp.PopRaw<Common::UUID>();
 
         LOG_WARNING(Service_Friend, "(STUBBED) called, local_play={}, uuid=0x{}", local_play,
-                    uuid.Format());
+                    uuid.RawString());
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(ResultSuccess);
@@ -186,7 +186,7 @@ private:
         [[maybe_unused]] const auto filter = rp.PopRaw<SizedFriendFilter>();
         const auto pid = rp.Pop<u64>();
         LOG_WARNING(Service_Friend, "(STUBBED) called, offset={}, uuid=0x{}, pid={}", friend_offset,
-                    uuid.Format(), pid);
+                    uuid.RawString(), pid);
 
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(ResultSuccess);
@@ -312,7 +312,7 @@ void Module::Interface::CreateNotificationService(Kernel::HLERequestContext& ctx
     IPC::RequestParser rp{ctx};
     auto uuid = rp.PopRaw<Common::UUID>();
 
-    LOG_DEBUG(Service_Friend, "called, uuid=0x{}", uuid.Format());
+    LOG_DEBUG(Service_Friend, "called, uuid=0x{}", uuid.RawString());
 
     IPC::ResponseBuilder rb{ctx, 2, 0, 1};
     rb.Push(ResultSuccess);

src/core/hle/service/hid/hid.cpp

@@ -320,7 +320,7 @@ Hid::Hid(Core::System& system_)
         {308, nullptr, "SetSevenSixAxisSensorFusionStrength"},
         {309, nullptr, "GetSevenSixAxisSensorFusionStrength"},
         {310, &Hid::ResetSevenSixAxisSensorTimestamp, "ResetSevenSixAxisSensorTimestamp"},
-        {400, nullptr, "IsUsbFullKeyControllerEnabled"},
+        {400, &Hid::IsUsbFullKeyControllerEnabled, "IsUsbFullKeyControllerEnabled"},
         {401, nullptr, "EnableUsbFullKeyController"},
         {402, nullptr, "IsUsbFullKeyControllerConnected"},
         {403, nullptr, "HasBattery"},
@@ -1673,6 +1673,16 @@ void Hid::ResetSevenSixAxisSensorTimestamp(Kernel::HLERequestContext& ctx) {
     rb.Push(ResultSuccess);
 }
 
+void Hid::IsUsbFullKeyControllerEnabled(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+
+    LOG_WARNING(Service_HID, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push(false);
+}
+
 void Hid::SetIsPalmaAllConnectable(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     const auto applet_resource_user_id{rp.Pop<u64>()};

src/core/hle/service/hid/hid.h

@@ -159,6 +159,7 @@ private:
     void InitializeSevenSixAxisSensor(Kernel::HLERequestContext& ctx);
     void FinalizeSevenSixAxisSensor(Kernel::HLERequestContext& ctx);
     void ResetSevenSixAxisSensorTimestamp(Kernel::HLERequestContext& ctx);
+    void IsUsbFullKeyControllerEnabled(Kernel::HLERequestContext& ctx);
     void SetIsPalmaAllConnectable(Kernel::HLERequestContext& ctx);
     void SetPalmaBoostMode(Kernel::HLERequestContext& ctx);
     void SetNpadCommunicationMode(Kernel::HLERequestContext& ctx);

src/core/hle/service/mii/mii_manager.cpp

@@ -118,16 +118,6 @@ u16 GenerateCrc16(const void* data, std::size_t size) {
     return Common::swap16(static_cast<u16>(crc));
 }
 
-Common::UUID GenerateValidUUID() {
-    auto uuid{Common::UUID::Generate()};
-
-    // Bit 7 must be set, and bit 6 unset for the UUID to be valid
-    uuid.uuid[1] &= 0xFFFFFFFFFFFFFF3FULL;
-    uuid.uuid[1] |= 0x0000000000000080ULL;
-
-    return uuid;
-}
-
 template <typename T>
 T GetRandomValue(T min, T max) {
     std::random_device device;
@@ -383,7 +373,7 @@ MiiStoreData::MiiStoreData() = default;
 MiiStoreData::MiiStoreData(const MiiStoreData::Name& name, const MiiStoreBitFields& bit_fields,
                            const Common::UUID& user_id) {
     data.name = name;
-    data.uuid = GenerateValidUUID();
+    data.uuid = Common::UUID::MakeRandomRFC4122V4();
 
     std::memcpy(data.data.data(), &bit_fields, sizeof(MiiStoreBitFields));
     data_crc = GenerateCrc16(data.data.data(), sizeof(data));

src/core/hle/service/mii/mii_manager.h

@@ -202,7 +202,7 @@ struct MiiStoreData {
         static_assert(sizeof(MiiStoreBitFields) == sizeof(data), "data field has incorrect size.");
 
         Name name{};
-        Common::UUID uuid{Common::INVALID_UUID};
+        Common::UUID uuid{};
     } data;
 
     u16 data_crc{};
@@ -326,7 +326,7 @@ public:
     ResultCode GetIndex(const MiiInfo& info, u32& index);
 
 private:
-    const Common::UUID user_id{Common::INVALID_UUID};
+    const Common::UUID user_id{};
     u64 update_counter{};
 };
 

src/core/hle/service/mnpp/mnpp_app.cpp

@@ -0,0 +1,45 @@
+// Copyright 2022 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/logging/log.h"
+#include "core/hle/ipc_helpers.h"
+#include "core/hle/service/mnpp/mnpp_app.h"
+#include "core/hle/service/sm/sm.h"
+
+namespace Service::MNPP {
+
+class MNPP_APP final : public ServiceFramework<MNPP_APP> {
+public:
+    explicit MNPP_APP(Core::System& system_) : ServiceFramework{system_, "mnpp:app"} {
+        // clang-format off
+        static const FunctionInfo functions[] = {
+            {0, &MNPP_APP::Unknown0, "unknown0"},
+            {1, &MNPP_APP::Unknown1, "unknown1"},
+        };
+        // clang-format on
+
+        RegisterHandlers(functions);
+    }
+
+private:
+    void Unknown0(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_MNPP, "(STUBBED) called");
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(ResultSuccess);
+    }
+
+    void Unknown1(Kernel::HLERequestContext& ctx) {
+        LOG_WARNING(Service_MNPP, "(STUBBED) called");
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(ResultSuccess);
+    }
+};
+
+void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system) {
+    std::make_shared<MNPP_APP>(system)->InstallAsService(service_manager);
+}
+
+} // namespace Service::MNPP

src/core/hle/service/mnpp/mnpp_app.h

@@ -0,0 +1,20 @@
+// Copyright 2022 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+namespace Core {
+class System;
+}
+
+namespace Service::SM {
+class ServiceManager;
+}
+
+namespace Service::MNPP {
+
+/// Registers all MNPP services with the specified service manager.
+void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system);
+
+} // namespace Service::MNPP

src/core/hle/service/nfp/nfp.h

@@ -7,15 +7,132 @@
 #include <array>
 #include <vector>
 
+#include "common/common_funcs.h"
 #include "core/hle/service/kernel_helpers.h"
+#include "core/hle/service/mii/mii_manager.h"
 #include "core/hle/service/service.h"
 
 namespace Kernel {
 class KEvent;
-}
+class KReadableEvent;
+} // namespace Kernel
+
+namespace Core::HID {
+enum class NpadIdType : u32;
+} // namespace Core::HID
 
 namespace Service::NFP {
 
+enum class ServiceType : u32 {
+    User,
+    Debug,
+    System,
+};
+
+enum class State : u32 {
+    NonInitialized,
+    Initialized,
+};
+
+enum class DeviceState : u32 {
+    Initialized,
+    SearchingForTag,
+    TagFound,
+    TagRemoved,
+    TagMounted,
+    Unaviable,
+    Finalized,
+};
+
+enum class ModelType : u32 {
+    Amiibo,
+};
+
+enum class MountTarget : u32 {
+    Rom,
+    Ram,
+    All,
+};
+
+enum class AmiiboType : u8 {
+    Figure,
+    Card,
+    Yarn,
+};
+
+enum class AmiiboSeries : u8 {
+    SuperSmashBros,
+    SuperMario,
+    ChibiRobo,
+    YoshiWoollyWorld,
+    Splatoon,
+    AnimalCrossing,
+    EightBitMario,
+    Skylanders,
+    Unknown8,
+    TheLegendOfZelda,
+    ShovelKnight,
+    Unknown11,
+    Kiby,
+    Pokemon,
+    MarioSportsSuperstars,
+    MonsterHunter,
+    BoxBoy,
+    Pikmin,
+    FireEmblem,
+    Metroid,
+    Others,
+    MegaMan,
+    Diablo
+};
+
+using TagUuid = std::array<u8, 10>;
+
+struct TagInfo {
+    TagUuid uuid;
+    u8 uuid_length;
+    INSERT_PADDING_BYTES(0x15);
+    s32 protocol;
+    u32 tag_type;
+    INSERT_PADDING_BYTES(0x30);
+};
+static_assert(sizeof(TagInfo) == 0x58, "TagInfo is an invalid size");
+
+struct CommonInfo {
+    u16 last_write_year;
+    u8 last_write_month;
+    u8 last_write_day;
+    u16 write_counter;
+    u16 version;
+    u32 application_area_size;
+    INSERT_PADDING_BYTES(0x34);
+};
+static_assert(sizeof(CommonInfo) == 0x40, "CommonInfo is an invalid size");
+
+struct ModelInfo {
+    u16 character_id;
+    u8 character_variant;
+    AmiiboType amiibo_type;
+    u16 model_number;
+    AmiiboSeries series;
+    u8 fixed;                   // Must be 02
+    INSERT_PADDING_BYTES(0x4);  // Unknown
+    INSERT_PADDING_BYTES(0x20); // Probably a SHA256-(HMAC?) hash
+    INSERT_PADDING_BYTES(0x14); // SHA256-HMAC
+};
+static_assert(sizeof(ModelInfo) == 0x40, "ModelInfo is an invalid size");
+
+struct RegisterInfo {
+    Service::Mii::MiiInfo mii_char_info;
+    u16 first_write_year;
+    u8 first_write_month;
+    u8 first_write_day;
+    std::array<u8, 11> amiibo_name;
+    u8 unknown;
+    INSERT_PADDING_BYTES(0x98);
+};
+static_assert(sizeof(RegisterInfo) == 0x100, "RegisterInfo is an invalid size");
+
 class Module final {
 public:
     class Interface : public ServiceFramework<Interface> {
@@ -24,34 +141,131 @@ public:
                            const char* name);
         ~Interface() override;
 
-        struct ModelInfo {
-            std::array<u8, 0x8> amiibo_identification_block;
-            INSERT_PADDING_BYTES(0x38);
+        struct EncryptedAmiiboFile {
+            u16 crypto_init;             // Must be A5 XX
+            u16 write_count;             // Number of times the amiibo has been written?
+            INSERT_PADDING_BYTES(0x20);  // System crypts
+            INSERT_PADDING_BYTES(0x20);  // SHA256-(HMAC?) hash
+            ModelInfo model_info;        // This struct is bigger than documentation
+            INSERT_PADDING_BYTES(0xC);   // SHA256-HMAC
+            INSERT_PADDING_BYTES(0x114); // section 1 encrypted buffer
+            INSERT_PADDING_BYTES(0x54);  // section 2 encrypted buffer
         };
-        static_assert(sizeof(ModelInfo) == 0x40, "ModelInfo is an invalid size");
+        static_assert(sizeof(EncryptedAmiiboFile) == 0x1F8, "AmiiboFile is an invalid size");
 
-        struct AmiiboFile {
-            std::array<u8, 10> uuid;
-            INSERT_PADDING_BYTES(0x4a);
-            ModelInfo model_info;
+        struct NTAG215Password {
+            u32 PWD;  // Password to allow write access
+            u16 PACK; // Password acknowledge reply
+            u16 RFUI; // Reserved for future use
         };
-        static_assert(sizeof(AmiiboFile) == 0x94, "AmiiboFile is an invalid size");
+        static_assert(sizeof(NTAG215Password) == 0x8, "NTAG215Password is an invalid size");
+
+        struct NTAG215File {
+            TagUuid uuid;                    // Unique serial number
+            u16 lock_bytes;                  // Set defined pages as read only
+            u32 compability_container;       // Defines available memory
+            EncryptedAmiiboFile user_memory; // Writable data
+            u32 dynamic_lock;                // Dynamic lock
+            u32 CFG0;                        // Defines memory protected by password
+            u32 CFG1;                        // Defines number of verification attempts
+            NTAG215Password password;        // Password data
+        };
+        static_assert(sizeof(NTAG215File) == 0x21C, "NTAG215File is an invalid size");
 
         void CreateUserInterface(Kernel::HLERequestContext& ctx);
         bool LoadAmiibo(const std::vector<u8>& buffer);
-        Kernel::KReadableEvent& GetNFCEvent();
-        const AmiiboFile& GetAmiiboBuffer() const;
+        void CloseAmiibo();
+
+        void Initialize();
+        void Finalize();
+
+        ResultCode StartDetection(s32 protocol_);
+        ResultCode StopDetection();
+        ResultCode Mount();
+        ResultCode Unmount();
+
+        ResultCode GetTagInfo(TagInfo& tag_info) const;
+        ResultCode GetCommonInfo(CommonInfo& common_info) const;
+        ResultCode GetModelInfo(ModelInfo& model_info) const;
+        ResultCode GetRegisterInfo(RegisterInfo& register_info) const;
+
+        ResultCode OpenApplicationArea(u32 access_id);
+        ResultCode GetApplicationArea(std::vector<u8>& data) const;
+        ResultCode SetApplicationArea(const std::vector<u8>& data);
+        ResultCode CreateApplicationArea(u32 access_id, const std::vector<u8>& data);
+
+        u64 GetHandle() const;
+        DeviceState GetCurrentState() const;
+        Core::HID::NpadIdType GetNpadId() const;
+
+        Kernel::KReadableEvent& GetActivateEvent() const;
+        Kernel::KReadableEvent& GetDeactivateEvent() const;
 
     protected:
         std::shared_ptr<Module> module;
 
     private:
+        /// Validates that the amiibo file is not corrupted
+        bool IsAmiiboValid() const;
+
+        bool AmiiboApplicationDataExist(u32 access_id) const;
+        std::vector<u8> LoadAmiiboApplicationData(u32 access_id) const;
+        void SaveAmiiboApplicationData(u32 access_id, const std::vector<u8>& data) const;
+
+        /// return password needed to allow write access to protected memory
+        u32 GetTagPassword(const TagUuid& uuid) const;
+
+        const Core::HID::NpadIdType npad_id;
+
+        DeviceState device_state{DeviceState::Unaviable};
         KernelHelpers::ServiceContext service_context;
-        Kernel::KEvent* nfc_tag_load;
-        AmiiboFile amiibo{};
+        Kernel::KEvent* activate_event;
+        Kernel::KEvent* deactivate_event;
+        NTAG215File tag_data{};
+        s32 protocol;
+        bool is_application_area_initialized{};
+        u32 application_area_id;
+        std::vector<u8> application_area_data;
     };
 };
 
+class IUser final : public ServiceFramework<IUser> {
+public:
+    explicit IUser(Module::Interface& nfp_interface_, Core::System& system_);
+
+private:
+    void Initialize(Kernel::HLERequestContext& ctx);
+    void Finalize(Kernel::HLERequestContext& ctx);
+    void ListDevices(Kernel::HLERequestContext& ctx);
+    void StartDetection(Kernel::HLERequestContext& ctx);
+    void StopDetection(Kernel::HLERequestContext& ctx);
+    void Mount(Kernel::HLERequestContext& ctx);
+    void Unmount(Kernel::HLERequestContext& ctx);
+    void OpenApplicationArea(Kernel::HLERequestContext& ctx);
+    void GetApplicationArea(Kernel::HLERequestContext& ctx);
+    void SetApplicationArea(Kernel::HLERequestContext& ctx);
+    void CreateApplicationArea(Kernel::HLERequestContext& ctx);
+    void GetTagInfo(Kernel::HLERequestContext& ctx);
+    void GetRegisterInfo(Kernel::HLERequestContext& ctx);
+    void GetCommonInfo(Kernel::HLERequestContext& ctx);
+    void GetModelInfo(Kernel::HLERequestContext& ctx);
+    void AttachActivateEvent(Kernel::HLERequestContext& ctx);
+    void AttachDeactivateEvent(Kernel::HLERequestContext& ctx);
+    void GetState(Kernel::HLERequestContext& ctx);
+    void GetDeviceState(Kernel::HLERequestContext& ctx);
+    void GetNpadId(Kernel::HLERequestContext& ctx);
+    void GetApplicationAreaSize(Kernel::HLERequestContext& ctx);
+    void AttachAvailabilityChangeEvent(Kernel::HLERequestContext& ctx);
+
+    KernelHelpers::ServiceContext service_context;
+
+    // TODO(german77): We should have a vector of interfaces
+    Module::Interface& nfp_interface;
+
+    State state{State::NonInitialized};
+    Kernel::KEvent* availability_change_event;
+};
+
 void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system);
 
 } // namespace Service::NFP

src/core/hle/service/ns/pdm_qry.cpp

@@ -59,7 +59,7 @@ void PDM_QRY::QueryPlayStatisticsByApplicationIdAndUserAccountId(Kernel::HLERequ
 
     LOG_WARNING(Service_NS,
                 "(STUBBED) called. unknown={}. application_id=0x{:016X}, user_account_uid=0x{}",
-                unknown, application_id, user_account_uid.Format());
+                unknown, application_id, user_account_uid.RawString());
 
     IPC::ResponseBuilder rb{ctx, 12};
     rb.Push(ResultSuccess);

src/core/hle/service/service.cpp

@@ -39,6 +39,7 @@
 #include "core/hle/service/mig/mig.h"
 #include "core/hle/service/mii/mii.h"
 #include "core/hle/service/mm/mm_u.h"
+#include "core/hle/service/mnpp/mnpp_app.h"
 #include "core/hle/service/ncm/ncm.h"
 #include "core/hle/service/nfc/nfc.h"
 #include "core/hle/service/nfp/nfp.h"
@@ -265,6 +266,7 @@ Services::Services(std::shared_ptr<SM::ServiceManager>& sm, Core::System& system
     Migration::InstallInterfaces(*sm, system);
     Mii::InstallInterfaces(*sm, system);
     MM::InstallInterfaces(*sm, system);
+    MNPP::InstallInterfaces(*sm, system);
     NCM::InstallInterfaces(*sm, system);
     NFC::InstallInterfaces(*sm, system);
     NFP::InstallInterfaces(*sm, system);

src/core/hle/service/time/clock_types.h

@@ -36,7 +36,7 @@ struct SteadyClockTimePoint {
     }
 
     static SteadyClockTimePoint GetRandom() {
-        return {0, Common::UUID::Generate()};
+        return {0, Common::UUID::MakeRandom()};
     }
 };
 static_assert(sizeof(SteadyClockTimePoint) == 0x18, "SteadyClockTimePoint is incorrect size");

src/core/hle/service/time/steady_clock_core.h

@@ -49,7 +49,7 @@ public:
     }
 
 private:
-    Common::UUID clock_source_id{Common::UUID::Generate()};
+    Common::UUID clock_source_id{Common::UUID::MakeRandom()};
     bool is_initialized{};
 };
 

src/core/hle/service/time/time_manager.cpp

@@ -45,7 +45,7 @@ struct TimeManager::Impl final {
           time_zone_content_manager{system} {
 
         const auto system_time{Clock::TimeSpanType::FromSeconds(GetExternalRtcValue())};
-        SetupStandardSteadyClock(system, Common::UUID::Generate(), system_time, {}, {});
+        SetupStandardSteadyClock(system, Common::UUID::MakeRandom(), system_time, {}, {});
         SetupStandardLocalSystemClock(system, {}, system_time.ToSeconds());
 
         Clock::SystemClockContext clock_context{};

src/input_common/drivers/gc_adapter.cpp

@@ -248,7 +248,7 @@ bool GCAdapter::Setup() {
         std::size_t port = 0;
         for (GCController& pad : pads) {
             pad.identifier = {
-                .guid = Common::UUID{Common::INVALID_UUID},
+                .guid = Common::UUID{},
                 .port = port++,
                 .pad = 0,
             };

src/input_common/drivers/keyboard.cpp

@@ -9,17 +9,17 @@
 namespace InputCommon {
 
 constexpr PadIdentifier key_identifier = {
-    .guid = Common::UUID{Common::INVALID_UUID},
+    .guid = Common::UUID{},
     .port = 0,
     .pad = 0,
 };
 constexpr PadIdentifier keyboard_key_identifier = {
-    .guid = Common::UUID{Common::INVALID_UUID},
+    .guid = Common::UUID{},
     .port = 1,
     .pad = 0,
 };
 constexpr PadIdentifier keyboard_modifier_identifier = {
-    .guid = Common::UUID{Common::INVALID_UUID},
+    .guid = Common::UUID{},
     .port = 1,
     .pad = 1,
 };

src/input_common/drivers/mouse.cpp

@@ -20,7 +20,7 @@ constexpr int motion_wheel_y = 4;
 constexpr int touch_axis_x = 10;
 constexpr int touch_axis_y = 11;
 constexpr PadIdentifier identifier = {
-    .guid = Common::UUID{Common::INVALID_UUID},
+    .guid = Common::UUID{},
     .port = 0,
     .pad = 0,
 };

src/input_common/drivers/sdl_driver.cpp

@@ -175,22 +175,23 @@ public:
         return false;
     }
 
-    BatteryLevel GetBatteryLevel() {
+    Common::Input::BatteryLevel GetBatteryLevel() {
         const auto level = SDL_JoystickCurrentPowerLevel(sdl_joystick.get());
         switch (level) {
         case SDL_JOYSTICK_POWER_EMPTY:
-            return BatteryLevel::Empty;
+            return Common::Input::BatteryLevel::Empty;
         case SDL_JOYSTICK_POWER_LOW:
-            return BatteryLevel::Low;
+            return Common::Input::BatteryLevel::Low;
         case SDL_JOYSTICK_POWER_MEDIUM:
-            return BatteryLevel::Medium;
+            return Common::Input::BatteryLevel::Medium;
         case SDL_JOYSTICK_POWER_FULL:
         case SDL_JOYSTICK_POWER_MAX:
-            return BatteryLevel::Full;
-        case SDL_JOYSTICK_POWER_UNKNOWN:
+            return Common::Input::BatteryLevel::Full;
         case SDL_JOYSTICK_POWER_WIRED:
+            return Common::Input::BatteryLevel::Charging;
+        case SDL_JOYSTICK_POWER_UNKNOWN:
         default:
-            return BatteryLevel::Charging;
+            return Common::Input::BatteryLevel::None;
         }
     }
 
@@ -351,6 +352,8 @@ void SDLDriver::HandleGameControllerEvent(const SDL_Event& event) {
         if (const auto joystick = GetSDLJoystickBySDLID(event.jbutton.which)) {
             const PadIdentifier identifier = joystick->GetPadIdentifier();
             SetButton(identifier, event.jbutton.button, true);
+            // Battery doesn't trigger an event so just update every button press
+            SetBattery(identifier, joystick->GetBatteryLevel());
         }
         break;
     }
@@ -502,7 +505,7 @@ std::vector<Common::ParamPackage> SDLDriver::GetInputDevices() const {
 Common::Input::VibrationError SDLDriver::SetRumble(
     const PadIdentifier& identifier, const Common::Input::VibrationStatus& vibration) {
     const auto joystick =
-        GetSDLJoystickByGUID(identifier.guid.Format(), static_cast<int>(identifier.port));
+        GetSDLJoystickByGUID(identifier.guid.RawString(), static_cast<int>(identifier.port));
     const auto process_amplitude_exp = [](f32 amplitude, f32 factor) {
         return (amplitude + std::pow(amplitude, factor)) * 0.5f * 0xFFFF;
     };
@@ -599,7 +602,7 @@ Common::ParamPackage SDLDriver::BuildParamPackageForAnalog(PadIdentifier identif
     Common::ParamPackage params;
     params.Set("engine", GetEngineName());
     params.Set("port", static_cast<int>(identifier.port));
-    params.Set("guid", identifier.guid.Format());
+    params.Set("guid", identifier.guid.RawString());
     params.Set("axis_x", axis_x);
     params.Set("axis_y", axis_y);
     params.Set("offset_x", offset_x);
@@ -811,7 +814,7 @@ AnalogMapping SDLDriver::GetAnalogMappingForDevice(const Common::ParamPackage& p
         PreSetAxis(identifier, binding_left_x.value.axis);
         PreSetAxis(identifier, binding_left_y.value.axis);
         const auto left_offset_x = -GetAxis(identifier, binding_left_x.value.axis);
-        const auto left_offset_y = -GetAxis(identifier, binding_left_y.value.axis);
+        const auto left_offset_y = GetAxis(identifier, binding_left_y.value.axis);
         mapping.insert_or_assign(Settings::NativeAnalog::LStick,
                                  BuildParamPackageForAnalog(identifier, binding_left_x.value.axis,
                                                             binding_left_y.value.axis,
@@ -822,7 +825,7 @@ AnalogMapping SDLDriver::GetAnalogMappingForDevice(const Common::ParamPackage& p
         PreSetAxis(identifier, binding_left_x.value.axis);
         PreSetAxis(identifier, binding_left_y.value.axis);
         const auto left_offset_x = -GetAxis(identifier, binding_left_x.value.axis);
-        const auto left_offset_y = -GetAxis(identifier, binding_left_y.value.axis);
+        const auto left_offset_y = GetAxis(identifier, binding_left_y.value.axis);
         mapping.insert_or_assign(Settings::NativeAnalog::LStick,
                                  BuildParamPackageForAnalog(identifier, binding_left_x.value.axis,
                                                             binding_left_y.value.axis,
@@ -837,7 +840,7 @@ AnalogMapping SDLDriver::GetAnalogMappingForDevice(const Common::ParamPackage& p
     PreSetAxis(identifier, binding_right_x.value.axis);
     PreSetAxis(identifier, binding_right_y.value.axis);
     const auto right_offset_x = -GetAxis(identifier, binding_right_x.value.axis);
-    const auto right_offset_y = -GetAxis(identifier, binding_right_y.value.axis);
+    const auto right_offset_y = GetAxis(identifier, binding_right_y.value.axis);
     mapping.insert_or_assign(Settings::NativeAnalog::RStick,
                              BuildParamPackageForAnalog(identifier, binding_right_x.value.axis,
                                                         binding_right_y.value.axis, right_offset_x,

src/input_common/drivers/touch_screen.cpp

@@ -8,7 +8,7 @@
 namespace InputCommon {
 
 constexpr PadIdentifier identifier = {
-    .guid = Common::UUID{Common::INVALID_UUID},
+    .guid = Common::UUID{},
     .port = 0,
     .pad = 0,
 };

src/input_common/drivers/udp_client.cpp

@@ -192,22 +192,22 @@ std::size_t UDPClient::GetClientNumber(std::string_view host, u16 port) const {
     return MAX_UDP_CLIENTS;
 }
 
-BatteryLevel UDPClient::GetBatteryLevel(Response::Battery battery) const {
+Common::Input::BatteryLevel UDPClient::GetBatteryLevel(Response::Battery battery) const {
     switch (battery) {
     case Response::Battery::Dying:
-        return BatteryLevel::Empty;
+        return Common::Input::BatteryLevel::Empty;
     case Response::Battery::Low:
-        return BatteryLevel::Critical;
+        return Common::Input::BatteryLevel::Critical;
     case Response::Battery::Medium:
-        return BatteryLevel::Low;
+        return Common::Input::BatteryLevel::Low;
     case Response::Battery::High:
-        return BatteryLevel::Medium;
+        return Common::Input::BatteryLevel::Medium;
     case Response::Battery::Full:
     case Response::Battery::Charged:
-        return BatteryLevel::Full;
+        return Common::Input::BatteryLevel::Full;
     case Response::Battery::Charging:
     default:
-        return BatteryLevel::Charging;
+        return Common::Input::BatteryLevel::Charging;
     }
 }
 
@@ -353,7 +353,7 @@ PadIdentifier UDPClient::GetPadIdentifier(std::size_t pad_index) const {
 
 Common::UUID UDPClient::GetHostUUID(const std::string& host) const {
     const auto ip = boost::asio::ip::make_address_v4(host);
-    const auto hex_host = fmt::format("{:06x}", ip.to_uint());
+    const auto hex_host = fmt::format("00000000-0000-0000-0000-0000{:06x}", ip.to_uint());
     return Common::UUID{hex_host};
 }
 
@@ -385,7 +385,7 @@ std::vector<Common::ParamPackage> UDPClient::GetInputDevices() const {
             Common::ParamPackage identifier{};
             identifier.Set("engine", GetEngineName());
             identifier.Set("display", fmt::format("UDP Controller {}", pad_identifier.pad));
-            identifier.Set("guid", pad_identifier.guid.Format());
+            identifier.Set("guid", pad_identifier.guid.RawString());
             identifier.Set("port", static_cast<int>(pad_identifier.port));
             identifier.Set("pad", static_cast<int>(pad_identifier.pad));
             devices.emplace_back(identifier);

src/input_common/drivers/udp_client.h

@@ -126,7 +126,7 @@ private:
     struct ClientConnection {
         ClientConnection();
         ~ClientConnection();
-        Common::UUID uuid{"7F000001"};
+        Common::UUID uuid{"00000000-0000-0000-0000-00007F000001"};
         std::string host{"127.0.0.1"};
         u16 port{26760};
         s8 active{-1};
@@ -141,7 +141,7 @@ private:
     std::size_t GetClientNumber(std::string_view host, u16 port) const;
 
     // Translates UDP battery level to input engine battery level
-    BatteryLevel GetBatteryLevel(Response::Battery battery) const;
+    Common::Input::BatteryLevel GetBatteryLevel(Response::Battery battery) const;
 
     void OnVersion(Response::Version);
     void OnPortInfo(Response::PortInfo);

src/input_common/input_engine.cpp

@@ -70,7 +70,7 @@ void InputEngine::SetAxis(const PadIdentifier& identifier, int axis, f32 value)
     TriggerOnAxisChange(identifier, axis, value);
 }
 
-void InputEngine::SetBattery(const PadIdentifier& identifier, BatteryLevel value) {
+void InputEngine::SetBattery(const PadIdentifier& identifier, Common::Input::BatteryLevel value) {
     {
         std::lock_guard lock{mutex};
         ControllerData& controller = controller_list.at(identifier);
@@ -96,7 +96,7 @@ bool InputEngine::GetButton(const PadIdentifier& identifier, int button) const {
     std::lock_guard lock{mutex};
     const auto controller_iter = controller_list.find(identifier);
     if (controller_iter == controller_list.cend()) {
-        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
+        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.RawString(),
                   identifier.pad, identifier.port);
         return false;
     }
@@ -113,7 +113,7 @@ bool InputEngine::GetHatButton(const PadIdentifier& identifier, int button, u8 d
     std::lock_guard lock{mutex};
     const auto controller_iter = controller_list.find(identifier);
     if (controller_iter == controller_list.cend()) {
-        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
+        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.RawString(),
                   identifier.pad, identifier.port);
         return false;
     }
@@ -130,7 +130,7 @@ f32 InputEngine::GetAxis(const PadIdentifier& identifier, int axis) const {
     std::lock_guard lock{mutex};
     const auto controller_iter = controller_list.find(identifier);
     if (controller_iter == controller_list.cend()) {
-        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
+        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.RawString(),
                   identifier.pad, identifier.port);
         return 0.0f;
     }
@@ -143,13 +143,13 @@ f32 InputEngine::GetAxis(const PadIdentifier& identifier, int axis) const {
     return axis_iter->second;
 }
 
-BatteryLevel InputEngine::GetBattery(const PadIdentifier& identifier) const {
+Common::Input::BatteryLevel InputEngine::GetBattery(const PadIdentifier& identifier) const {
     std::lock_guard lock{mutex};
     const auto controller_iter = controller_list.find(identifier);
     if (controller_iter == controller_list.cend()) {
-        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
+        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.RawString(),
                   identifier.pad, identifier.port);
-        return BatteryLevel::Charging;
+        return Common::Input::BatteryLevel::Charging;
     }
     const ControllerData& controller = controller_iter->second;
     return controller.battery;
@@ -159,7 +159,7 @@ BasicMotion InputEngine::GetMotion(const PadIdentifier& identifier, int motion)
     std::lock_guard lock{mutex};
     const auto controller_iter = controller_list.find(identifier);
     if (controller_iter == controller_list.cend()) {
-        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.Format(),
+        LOG_ERROR(Input, "Invalid identifier guid={}, pad={}, port={}", identifier.guid.RawString(),
                   identifier.pad, identifier.port);
         return {};
     }
@@ -270,7 +270,7 @@ void InputEngine::TriggerOnAxisChange(const PadIdentifier& identifier, int axis,
 }
 
 void InputEngine::TriggerOnBatteryChange(const PadIdentifier& identifier,
-                                         [[maybe_unused]] BatteryLevel value) {
+                                         [[maybe_unused]] Common::Input::BatteryLevel value) {
     std::lock_guard lock{mutex_callback};
     for (const auto& poller_pair : callback_list) {
         const InputIdentifier& poller = poller_pair.second;

src/input_common/input_engine.h

@@ -16,7 +16,7 @@
 
 // Pad Identifier of data source
 struct PadIdentifier {
-    Common::UUID guid{Common::INVALID_UUID};
+    Common::UUID guid{};
     std::size_t port{};
     std::size_t pad{};
 
@@ -34,16 +34,6 @@ struct BasicMotion {
     u64 delta_timestamp{};
 };
 
-// Stages of a battery charge
-enum class BatteryLevel {
-    Empty,
-    Critical,
-    Low,
-    Medium,
-    Full,
-    Charging,
-};
-
 // Types of input that are stored in the engine
 enum class EngineInputType {
     None,
@@ -59,7 +49,7 @@ namespace std {
 template <>
 struct hash<PadIdentifier> {
     size_t operator()(const PadIdentifier& pad_id) const noexcept {
-        u64 hash_value = pad_id.guid.uuid[1] ^ pad_id.guid.uuid[0];
+        u64 hash_value = pad_id.guid.Hash();
         hash_value ^= (static_cast<u64>(pad_id.port) << 32);
         hash_value ^= static_cast<u64>(pad_id.pad);
         return static_cast<size_t>(hash_value);
@@ -178,7 +168,7 @@ public:
     bool GetButton(const PadIdentifier& identifier, int button) const;
     bool GetHatButton(const PadIdentifier& identifier, int button, u8 direction) const;
     f32 GetAxis(const PadIdentifier& identifier, int axis) const;
-    BatteryLevel GetBattery(const PadIdentifier& identifier) const;
+    Common::Input::BatteryLevel GetBattery(const PadIdentifier& identifier) const;
     BasicMotion GetMotion(const PadIdentifier& identifier, int motion) const;
 
     int SetCallback(InputIdentifier input_identifier);
@@ -189,7 +179,7 @@ protected:
     void SetButton(const PadIdentifier& identifier, int button, bool value);
     void SetHatButton(const PadIdentifier& identifier, int button, u8 value);
     void SetAxis(const PadIdentifier& identifier, int axis, f32 value);
-    void SetBattery(const PadIdentifier& identifier, BatteryLevel value);
+    void SetBattery(const PadIdentifier& identifier, Common::Input::BatteryLevel value);
     void SetMotion(const PadIdentifier& identifier, int motion, const BasicMotion& value);
 
     virtual std::string GetHatButtonName([[maybe_unused]] u8 direction_value) const {
@@ -202,13 +192,13 @@ private:
         std::unordered_map<int, u8> hat_buttons;
         std::unordered_map<int, float> axes;
         std::unordered_map<int, BasicMotion> motions;
-        BatteryLevel battery{};
+        Common::Input::BatteryLevel battery{};
     };
 
     void TriggerOnButtonChange(const PadIdentifier& identifier, int button, bool value);
     void TriggerOnHatButtonChange(const PadIdentifier& identifier, int button, u8 value);
     void TriggerOnAxisChange(const PadIdentifier& identifier, int axis, f32 value);
-    void TriggerOnBatteryChange(const PadIdentifier& identifier, BatteryLevel value);
+    void TriggerOnBatteryChange(const PadIdentifier& identifier, Common::Input::BatteryLevel value);
     void TriggerOnMotionChange(const PadIdentifier& identifier, int motion,
                                const BasicMotion& value);
 

src/input_common/input_mapping.cpp

@@ -57,7 +57,7 @@ void MappingFactory::RegisterButton(const MappingData& data) {
     Common::ParamPackage new_input;
     new_input.Set("engine", data.engine);
     if (data.pad.guid.IsValid()) {
-        new_input.Set("guid", data.pad.guid.Format());
+        new_input.Set("guid", data.pad.guid.RawString());
     }
     new_input.Set("port", static_cast<int>(data.pad.port));
     new_input.Set("pad", static_cast<int>(data.pad.pad));
@@ -93,7 +93,7 @@ void MappingFactory::RegisterStick(const MappingData& data) {
     Common::ParamPackage new_input;
     new_input.Set("engine", data.engine);
     if (data.pad.guid.IsValid()) {
-        new_input.Set("guid", data.pad.guid.Format());
+        new_input.Set("guid", data.pad.guid.RawString());
     }
     new_input.Set("port", static_cast<int>(data.pad.port));
     new_input.Set("pad", static_cast<int>(data.pad.pad));
@@ -138,7 +138,7 @@ void MappingFactory::RegisterMotion(const MappingData& data) {
     Common::ParamPackage new_input;
     new_input.Set("engine", data.engine);
     if (data.pad.guid.IsValid()) {
-        new_input.Set("guid", data.pad.guid.Format());
+        new_input.Set("guid", data.pad.guid.RawString());
     }
     new_input.Set("port", static_cast<int>(data.pad.port));
     new_input.Set("pad", static_cast<int>(data.pad.pad));

src/input_common/input_poller.cpp

@@ -181,7 +181,7 @@ public:
             .raw_value = input_engine->GetAxis(identifier, axis_y),
             .properties = properties_y,
         };
-        // This is a workaround too keep compatibility with old yuzu versions. Vertical axis is
+        // This is a workaround to keep compatibility with old yuzu versions. Vertical axis is
         // inverted on SDL compared to Nintendo
         if (invert_axis_y) {
             status.y.raw_value = -status.y.raw_value;
@@ -470,7 +470,7 @@ public:
     }
 
     Common::Input::BatteryStatus GetStatus() const {
-        return static_cast<Common::Input::BatteryLevel>(input_engine->GetBattery(identifier));
+        return input_engine->GetBattery(identifier);
     }
 
     void ForceUpdate() override {

src/video_core/buffer_cache/buffer_cache.h

@@ -1093,10 +1093,10 @@ void BufferCache<P>::BindHostGraphicsStorageBuffers(size_t stage) {
         const Binding& binding = storage_buffers[stage][index];
         Buffer& buffer = slot_buffers[binding.buffer_id];
         TouchBuffer(buffer, binding.buffer_id);
-        const u32 size = binding.size;
+        const u32 offset = buffer.Offset(binding.cpu_addr);
+        const u32 size = static_cast<u32>(buffer.SizeBytes()) - offset;
         SynchronizeBuffer(buffer, binding.cpu_addr, size);
 
-        const u32 offset = buffer.Offset(binding.cpu_addr);
         const bool is_written = ((written_storage_buffers[stage] >> index) & 1) != 0;
         if constexpr (NEEDS_BIND_STORAGE_INDEX) {
             runtime.BindStorageBuffer(stage, binding_index, buffer, offset, size, is_written);
@@ -1178,10 +1178,10 @@ void BufferCache<P>::BindHostComputeStorageBuffers() {
         const Binding& binding = compute_storage_buffers[index];
         Buffer& buffer = slot_buffers[binding.buffer_id];
         TouchBuffer(buffer, binding.buffer_id);
-        const u32 size = binding.size;
+        const u32 offset = buffer.Offset(binding.cpu_addr);
+        const u32 size = static_cast<u32>(buffer.SizeBytes()) - offset;
         SynchronizeBuffer(buffer, binding.cpu_addr, size);
 
-        const u32 offset = buffer.Offset(binding.cpu_addr);
         const bool is_written = ((written_compute_storage_buffers >> index) & 1) != 0;
         if constexpr (NEEDS_BIND_STORAGE_INDEX) {
             runtime.BindComputeStorageBuffer(binding_index, buffer, offset, size, is_written);

src/video_core/renderer_vulkan/vk_texture_cache.cpp

@@ -554,10 +554,12 @@ void CopyBufferToImage(vk::CommandBuffer cmdbuf, VkBuffer src_buffer, VkImage im
     };
 }
 
-[[nodiscard]] bool IsFormatFlipped(PixelFormat format) {
+[[nodiscard]] bool IsFormatFlipped(PixelFormat format, bool emulate_bgr565) {
     switch (format) {
     case PixelFormat::A1B5G5R5_UNORM:
         return true;
+    case PixelFormat::B5G6R5_UNORM:
+        return emulate_bgr565;
     default:
         return false;
     }
@@ -1488,7 +1490,7 @@ ImageView::ImageView(TextureCacheRuntime& runtime, const VideoCommon::ImageViewI
     };
     if (!info.IsRenderTarget()) {
         swizzle = info.Swizzle();
-        if (IsFormatFlipped(format)) {
+        if (IsFormatFlipped(format, device->MustEmulateBGR565())) {
             std::ranges::transform(swizzle, swizzle.begin(), SwapBlueRed);
         }
         if ((aspect_mask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) != 0) {

src/video_core/vulkan_common/vulkan_device.cpp

@@ -39,6 +39,11 @@ constexpr std::array DEPTH16_UNORM_STENCIL8_UINT{
     VK_FORMAT_D32_SFLOAT_S8_UINT,
     VK_FORMAT_UNDEFINED,
 };
+
+constexpr std::array B5G6R5_UNORM_PACK16{
+    VK_FORMAT_R5G6B5_UNORM_PACK16,
+    VK_FORMAT_UNDEFINED,
+};
 } // namespace Alternatives
 
 enum class NvidiaArchitecture {
@@ -87,6 +92,8 @@ constexpr const VkFormat* GetFormatAlternatives(VkFormat format) {
         return Alternatives::DEPTH24_UNORM_STENCIL8_UINT.data();
     case VK_FORMAT_D16_UNORM_S8_UINT:
         return Alternatives::DEPTH16_UNORM_STENCIL8_UINT.data();
+    case VK_FORMAT_B5G6R5_UNORM_PACK16:
+        return Alternatives::B5G6R5_UNORM_PACK16.data();
     default:
         return nullptr;
     }
@@ -639,6 +646,7 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
     }
 
     const bool is_intel_windows = driver_id == VK_DRIVER_ID_INTEL_PROPRIETARY_WINDOWS;
+    const bool is_intel_anv = driver_id == VK_DRIVER_ID_INTEL_OPEN_SOURCE_MESA;
     if (ext_vertex_input_dynamic_state && is_intel_windows) {
         LOG_WARNING(Render_Vulkan, "Blacklisting Intel for VK_EXT_vertex_input_dynamic_state");
         ext_vertex_input_dynamic_state = false;
@@ -652,6 +660,10 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
         LOG_WARNING(Render_Vulkan, "Intel proprietary drivers do not support MSAA image blits");
         cant_blit_msaa = true;
     }
+    if (is_intel_anv) {
+        LOG_WARNING(Render_Vulkan, "ANV driver does not support native BGR format");
+        must_emulate_bgr565 = true;
+    }
 
     supports_d24_depth =
         IsFormatSupported(VK_FORMAT_D24_UNORM_S8_UINT,

src/video_core/vulkan_common/vulkan_device.h

@@ -354,6 +354,10 @@ public:
         return cant_blit_msaa;
     }
 
+    bool MustEmulateBGR565() const {
+        return must_emulate_bgr565;
+    }
+
 private:
     /// Checks if the physical device is suitable.
     void CheckSuitability(bool requires_swapchain) const;
@@ -448,6 +452,7 @@ private:
     bool has_nsight_graphics{};             ///< Has Nsight Graphics attached
     bool supports_d24_depth{};              ///< Supports D24 depth buffers.
     bool cant_blit_msaa{};                  ///< Does not support MSAA<->MSAA blitting.
+    bool must_emulate_bgr565{};             ///< Emulates BGR565 by swizzling RGB565 format.
 
     // Telemetry parameters
     std::string vendor_name;                       ///< Device's driver name.

src/yuzu/applets/qt_profile_select.cpp

@@ -23,13 +23,13 @@ QString FormatUserEntryText(const QString& username, Common::UUID uuid) {
     return QtProfileSelectionDialog::tr(
                "%1\n%2", "%1 is the profile username, %2 is the formatted UUID (e.g. "
                          "00112233-4455-6677-8899-AABBCCDDEEFF))")
-        .arg(username, QString::fromStdString(uuid.FormatSwitch()));
+        .arg(username, QString::fromStdString(uuid.FormattedString()));
 }
 
 QString GetImagePath(Common::UUID uuid) {
     const auto path =
         Common::FS::GetYuzuPath(Common::FS::YuzuPath::NANDDir) /
-        fmt::format("system/save/8000000000000010/su/avators/{}.jpg", uuid.FormatSwitch());
+        fmt::format("system/save/8000000000000010/su/avators/{}.jpg", uuid.FormattedString());
     return QString::fromStdString(Common::FS::PathToUTF8String(path));
 }
 

src/yuzu/configuration/config.cpp

@@ -65,23 +65,25 @@ const std::array<int, 2> Config::default_stick_mod = {
 // This must be in alphabetical order according to action name as it must have the same order as
 // UISetting::values.shortcuts, which is alphabetically ordered.
 // clang-format off
-const std::array<UISettings::Shortcut, 20> Config::default_hotkeys{{
+const std::array<UISettings::Shortcut, 22> Config::default_hotkeys{{
     {QStringLiteral("Audio Mute/Unmute"),        QStringLiteral("Main Window"), {QStringLiteral("Ctrl+M"),  QStringLiteral("Home+Dpad_Right"), Qt::WindowShortcut}},
     {QStringLiteral("Audio Volume Down"),        QStringLiteral("Main Window"), {QStringLiteral("-"),       QStringLiteral("Home+Dpad_Down"), Qt::ApplicationShortcut}},
     {QStringLiteral("Audio Volume Up"),          QStringLiteral("Main Window"), {QStringLiteral("+"),       QStringLiteral("Home+Dpad_Up"), Qt::ApplicationShortcut}},
     {QStringLiteral("Capture Screenshot"),       QStringLiteral("Main Window"), {QStringLiteral("Ctrl+P"),  QStringLiteral("Screenshot"), Qt::WidgetWithChildrenShortcut}},
+    {QStringLiteral("Change Adapting Filter"),   QStringLiteral("Main Window"), {QStringLiteral("F8"),      QStringLiteral("Home+L"), Qt::ApplicationShortcut}},
     {QStringLiteral("Change Docked Mode"),       QStringLiteral("Main Window"), {QStringLiteral("F10"),     QStringLiteral("Home+X"), Qt::ApplicationShortcut}},
+    {QStringLiteral("Change GPU Accuracy"),      QStringLiteral("Main Window"), {QStringLiteral("F9"),      QStringLiteral("Home+R"), Qt::ApplicationShortcut}},
     {QStringLiteral("Continue/Pause Emulation"), QStringLiteral("Main Window"), {QStringLiteral("F4"),      QStringLiteral("Home+Plus"), Qt::WindowShortcut}},
     {QStringLiteral("Exit Fullscreen"),          QStringLiteral("Main Window"), {QStringLiteral("Esc"),     QStringLiteral(""), Qt::WindowShortcut}},
     {QStringLiteral("Exit yuzu"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+Q"),  QStringLiteral("Home+Minus"), Qt::WindowShortcut}},
     {QStringLiteral("Fullscreen"),               QStringLiteral("Main Window"), {QStringLiteral("F11"),     QStringLiteral("Home+B"), Qt::WindowShortcut}},
-    {QStringLiteral("Load Amiibo"),              QStringLiteral("Main Window"), {QStringLiteral("F2"),      QStringLiteral("Home+A"), Qt::WidgetWithChildrenShortcut}},
     {QStringLiteral("Load File"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+O"),  QStringLiteral(""), Qt::WidgetWithChildrenShortcut}},
+    {QStringLiteral("Load/Remove Amiibo"),       QStringLiteral("Main Window"), {QStringLiteral("F2"),      QStringLiteral("Home+A"), Qt::WidgetWithChildrenShortcut}},
     {QStringLiteral("Restart Emulation"),        QStringLiteral("Main Window"), {QStringLiteral("F6"),      QStringLiteral(""), Qt::WindowShortcut}},
     {QStringLiteral("Stop Emulation"),           QStringLiteral("Main Window"), {QStringLiteral("F5"),      QStringLiteral(""), Qt::WindowShortcut}},
-    {QStringLiteral("TAS Start/Stop"),           QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F5"), QStringLiteral(""), Qt::ApplicationShortcut}},
-    {QStringLiteral("TAS Reset"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F6"), QStringLiteral(""), Qt::ApplicationShortcut}},
     {QStringLiteral("TAS Record"),               QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F7"), QStringLiteral(""), Qt::ApplicationShortcut}},
+    {QStringLiteral("TAS Reset"),                QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F6"), QStringLiteral(""), Qt::ApplicationShortcut}},
+    {QStringLiteral("TAS Start/Stop"),           QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F5"), QStringLiteral(""), Qt::ApplicationShortcut}},
     {QStringLiteral("Toggle Filter Bar"),        QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F"),  QStringLiteral(""), Qt::WindowShortcut}},
     {QStringLiteral("Toggle Framerate Limit"),   QStringLiteral("Main Window"), {QStringLiteral("Ctrl+U"),  QStringLiteral("Home+Y"), Qt::ApplicationShortcut}},
     {QStringLiteral("Toggle Mouse Panning"),     QStringLiteral("Main Window"), {QStringLiteral("Ctrl+F9"), QStringLiteral(""), Qt::ApplicationShortcut}},
@@ -767,6 +769,7 @@ void Config::ReadUIValues() {
     ReadBasicSetting(UISettings::values.callout_flags);
     ReadBasicSetting(UISettings::values.show_console);
     ReadBasicSetting(UISettings::values.pause_when_in_background);
+    ReadBasicSetting(UISettings::values.mute_when_in_background);
     ReadBasicSetting(UISettings::values.hide_mouse);
 
     qt_config->endGroup();
@@ -1295,6 +1298,7 @@ void Config::SaveUIValues() {
     WriteBasicSetting(UISettings::values.callout_flags);
     WriteBasicSetting(UISettings::values.show_console);
     WriteBasicSetting(UISettings::values.pause_when_in_background);
+    WriteBasicSetting(UISettings::values.mute_when_in_background);
     WriteBasicSetting(UISettings::values.hide_mouse);
 
     qt_config->endGroup();

src/yuzu/configuration/config.h

@@ -46,7 +46,7 @@ public:
         default_mouse_buttons;
     static const std::array<int, Settings::NativeKeyboard::NumKeyboardKeys> default_keyboard_keys;
     static const std::array<int, Settings::NativeKeyboard::NumKeyboardMods> default_keyboard_mods;
-    static const std::array<UISettings::Shortcut, 20> default_hotkeys;
+    static const std::array<UISettings::Shortcut, 22> default_hotkeys;
 
     static constexpr UISettings::Theme default_theme{
 #ifdef _WIN32

src/yuzu/configuration/configure_general.cpp

@@ -46,6 +46,7 @@ void ConfigureGeneral::SetConfiguration() {
     ui->toggle_check_exit->setChecked(UISettings::values.confirm_before_closing.GetValue());
     ui->toggle_user_on_boot->setChecked(UISettings::values.select_user_on_boot.GetValue());
     ui->toggle_background_pause->setChecked(UISettings::values.pause_when_in_background.GetValue());
+    ui->toggle_background_mute->setChecked(UISettings::values.mute_when_in_background.GetValue());
     ui->toggle_hide_mouse->setChecked(UISettings::values.hide_mouse.GetValue());
 
     ui->toggle_speed_limit->setChecked(Settings::values.use_speed_limit.GetValue());
@@ -95,6 +96,7 @@ void ConfigureGeneral::ApplyConfiguration() {
         UISettings::values.confirm_before_closing = ui->toggle_check_exit->isChecked();
         UISettings::values.select_user_on_boot = ui->toggle_user_on_boot->isChecked();
         UISettings::values.pause_when_in_background = ui->toggle_background_pause->isChecked();
+        UISettings::values.mute_when_in_background = ui->toggle_background_mute->isChecked();
         UISettings::values.hide_mouse = ui->toggle_hide_mouse->isChecked();
 
         Settings::values.fps_cap.SetValue(ui->fps_cap->value());

src/yuzu/configuration/configure_general.ui

@@ -163,6 +163,13 @@
             </property>
            </widget>
           </item>
+          <item>
+           <widget class="QCheckBox" name="toggle_background_mute">
+            <property name="text">
+             <string>Mute audio when in background</string>
+            </property>
+           </widget>
+          </item>
           <item>
            <widget class="QCheckBox" name="toggle_hide_mouse">
             <property name="text">

src/yuzu/configuration/configure_input_player.cpp

@@ -488,6 +488,32 @@ ConfigureInputPlayer::ConfigureInputPlayer(QWidget* parent, std::size_t player_i
                             emulated_controller->SetStickParam(analog_id, {});
                             analog_map_buttons[analog_id][sub_button_id]->setText(tr("[not set]"));
                         });
+                        context_menu.addAction(tr("Center axis"), [&] {
+                            const auto stick_value =
+                                emulated_controller->GetSticksValues()[analog_id];
+                            const float offset_x = stick_value.x.properties.offset;
+                            const float offset_y = stick_value.y.properties.offset;
+                            float raw_value_x = stick_value.x.raw_value;
+                            float raw_value_y = stick_value.y.raw_value;
+                            // See Core::HID::SanitizeStick() to obtain the original raw axis value
+                            if (std::abs(offset_x) < 0.5f) {
+                                if (raw_value_x > 0) {
+                                    raw_value_x *= 1 + offset_x;
+                                } else {
+                                    raw_value_x *= 1 - offset_x;
+                                }
+                            }
+                            if (std::abs(offset_x) < 0.5f) {
+                                if (raw_value_y > 0) {
+                                    raw_value_y *= 1 + offset_y;
+                                } else {
+                                    raw_value_y *= 1 - offset_y;
+                                }
+                            }
+                            param.Set("offset_x", -raw_value_x + offset_x);
+                            param.Set("offset_y", -raw_value_y + offset_y);
+                            emulated_controller->SetStickParam(analog_id, param);
+                        });
                         context_menu.addAction(tr("Invert axis"), [&] {
                             if (sub_button_id == 2 || sub_button_id == 3) {
                                 const bool invert_value = param.Get("invert_x", "+") == "-";
@@ -1306,6 +1332,9 @@ void ConfigureInputPlayer::HandleClick(
     QPushButton* button, std::size_t button_id,
     std::function<void(const Common::ParamPackage&)> new_input_setter,
     InputCommon::Polling::InputType type) {
+    if (timeout_timer->isActive()) {
+        return;
+    }
     if (button == ui->buttonMotionLeft || button == ui->buttonMotionRight) {
         button->setText(tr("Shake!"));
     } else {

src/yuzu/configuration/configure_profile_manager.cpp

@@ -33,10 +33,10 @@ constexpr std::array<u8, 107> backup_jpeg{
     0x01, 0x01, 0x00, 0x00, 0x3f, 0x00, 0xd2, 0xcf, 0x20, 0xff, 0xd9,
 };
 
-QString GetImagePath(Common::UUID uuid) {
+QString GetImagePath(const Common::UUID& uuid) {
     const auto path =
         Common::FS::GetYuzuPath(Common::FS::YuzuPath::NANDDir) /
-        fmt::format("system/save/8000000000000010/su/avators/{}.jpg", uuid.FormatSwitch());
+        fmt::format("system/save/8000000000000010/su/avators/{}.jpg", uuid.FormattedString());
     return QString::fromStdString(Common::FS::PathToUTF8String(path));
 }
 
@@ -55,10 +55,10 @@ QString FormatUserEntryText(const QString& username, Common::UUID uuid) {
     return ConfigureProfileManager::tr("%1\n%2",
                                        "%1 is the profile username, %2 is the formatted UUID (e.g. "
                                        "00112233-4455-6677-8899-AABBCCDDEEFF))")
-        .arg(username, QString::fromStdString(uuid.FormatSwitch()));
+        .arg(username, QString::fromStdString(uuid.FormattedString()));
 }
 
-QPixmap GetIcon(Common::UUID uuid) {
+QPixmap GetIcon(const Common::UUID& uuid) {
     QPixmap icon{GetImagePath(uuid)};
 
     if (!icon) {
@@ -200,7 +200,7 @@ void ConfigureProfileManager::AddUser() {
         return;
     }
 
-    const auto uuid = Common::UUID::Generate();
+    const auto uuid = Common::UUID::MakeRandom();
     profile_manager->CreateNewUser(uuid, username.toStdString());
 
     item_model->appendRow(new QStandardItem{GetIcon(uuid), FormatUserEntryText(username, uuid)});

src/yuzu/configuration/configure_touch_from_button.cpp

@@ -227,6 +227,9 @@ void ConfigureTouchFromButton::RenameMapping() {
 }
 
 void ConfigureTouchFromButton::GetButtonInput(const int row_index, const bool is_new) {
+    if (timeout_timer->isActive()) {
+        return;
+    }
     binding_list_model->item(row_index, 0)->setText(tr("[press key]"));
 
     input_setter = [this, row_index, is_new](const Common::ParamPackage& params,

src/yuzu/debugger/console.cpp

@@ -30,6 +30,7 @@ void ToggleConsole() {
             freopen_s(&temp, "CONIN$", "r", stdin);
             freopen_s(&temp, "CONOUT$", "w", stdout);
             freopen_s(&temp, "CONOUT$", "w", stderr);
+            SetConsoleOutputCP(65001);
             SetColorConsoleBackendEnabled(true);
         }
     } else {

src/yuzu/main.cpp

@@ -806,21 +806,8 @@ void GMainWindow::InitializeWidgets() {
     filter_status_button = new QPushButton();
     filter_status_button->setObjectName(QStringLiteral("TogglableStatusBarButton"));
     filter_status_button->setFocusPolicy(Qt::NoFocus);
-    connect(filter_status_button, &QPushButton::clicked, [&] {
-        auto filter = Settings::values.scaling_filter.GetValue();
-        if (filter == Settings::ScalingFilter::LastFilter) {
-            filter = Settings::ScalingFilter::NearestNeighbor;
-        } else {
-            filter = static_cast<Settings::ScalingFilter>(static_cast<u32>(filter) + 1);
-        }
-        if (Settings::values.renderer_backend.GetValue() == Settings::RendererBackend::OpenGL &&
-            filter == Settings::ScalingFilter::Fsr) {
-            filter = Settings::ScalingFilter::NearestNeighbor;
-        }
-        Settings::values.scaling_filter.SetValue(filter);
-        filter_status_button->setChecked(true);
-        UpdateFilterText();
-    });
+    connect(filter_status_button, &QPushButton::clicked, this,
+            &GMainWindow::OnToggleAdaptingFilter);
     auto filter = Settings::values.scaling_filter.GetValue();
     if (Settings::values.renderer_backend.GetValue() == Settings::RendererBackend::OpenGL &&
         filter == Settings::ScalingFilter::Fsr) {
@@ -835,25 +822,7 @@ void GMainWindow::InitializeWidgets() {
     dock_status_button = new QPushButton();
     dock_status_button->setObjectName(QStringLiteral("TogglableStatusBarButton"));
     dock_status_button->setFocusPolicy(Qt::NoFocus);
-    connect(dock_status_button, &QPushButton::clicked, [&] {
-        const bool is_docked = Settings::values.use_docked_mode.GetValue();
-        auto* player_1 = system->HIDCore().GetEmulatedController(Core::HID::NpadIdType::Player1);
-        auto* handheld = system->HIDCore().GetEmulatedController(Core::HID::NpadIdType::Handheld);
-
-        if (!is_docked && handheld->IsConnected()) {
-            QMessageBox::warning(this, tr("Invalid config detected"),
-                                 tr("Handheld controller can't be used on docked mode. Pro "
-                                    "controller will be selected."));
-            handheld->Disconnect();
-            player_1->SetNpadStyleIndex(Core::HID::NpadStyleIndex::ProController);
-            player_1->Connect();
-            controller_dialog->refreshConfiguration();
-        }
-
-        Settings::values.use_docked_mode.SetValue(!is_docked);
-        dock_status_button->setChecked(!is_docked);
-        OnDockedModeChanged(is_docked, !is_docked, *system);
-    });
+    connect(dock_status_button, &QPushButton::clicked, this, &GMainWindow::OnToggleDockedMode);
     dock_status_button->setText(tr("DOCK"));
     dock_status_button->setCheckable(true);
     dock_status_button->setChecked(Settings::values.use_docked_mode.GetValue());
@@ -863,22 +832,7 @@ void GMainWindow::InitializeWidgets() {
     gpu_accuracy_button->setObjectName(QStringLiteral("GPUStatusBarButton"));
     gpu_accuracy_button->setCheckable(true);
     gpu_accuracy_button->setFocusPolicy(Qt::NoFocus);
-    connect(gpu_accuracy_button, &QPushButton::clicked, [this] {
-        switch (Settings::values.gpu_accuracy.GetValue()) {
-        case Settings::GPUAccuracy::High: {
-            Settings::values.gpu_accuracy.SetValue(Settings::GPUAccuracy::Normal);
-            break;
-        }
-        case Settings::GPUAccuracy::Normal:
-        case Settings::GPUAccuracy::Extreme:
-        default: {
-            Settings::values.gpu_accuracy.SetValue(Settings::GPUAccuracy::High);
-        }
-        }
-
-        system->ApplySettings();
-        UpdateGPUAccuracyButton();
-    });
+    connect(gpu_accuracy_button, &QPushButton::clicked, this, &GMainWindow::OnToggleGpuAccuracy);
     UpdateGPUAccuracyButton();
     statusBar()->insertPermanentWidget(0, gpu_accuracy_button);
 
@@ -980,7 +934,7 @@ void GMainWindow::InitializeHotkeys() {
     hotkey_registry.LoadHotkeys();
 
     LinkActionShortcut(ui->action_Load_File, QStringLiteral("Load File"));
-    LinkActionShortcut(ui->action_Load_Amiibo, QStringLiteral("Load Amiibo"));
+    LinkActionShortcut(ui->action_Load_Amiibo, QStringLiteral("Load/Remove Amiibo"));
     LinkActionShortcut(ui->action_Exit, QStringLiteral("Exit yuzu"));
     LinkActionShortcut(ui->action_Restart, QStringLiteral("Restart Emulation"));
     LinkActionShortcut(ui->action_Pause, QStringLiteral("Continue/Pause Emulation"));
@@ -1009,12 +963,10 @@ void GMainWindow::InitializeHotkeys() {
             ToggleFullscreen();
         }
     });
-    connect_shortcut(QStringLiteral("Change Docked Mode"), [&] {
-        Settings::values.use_docked_mode.SetValue(!Settings::values.use_docked_mode.GetValue());
-        OnDockedModeChanged(!Settings::values.use_docked_mode.GetValue(),
-                            Settings::values.use_docked_mode.GetValue(), *system);
-        dock_status_button->setChecked(Settings::values.use_docked_mode.GetValue());
-    });
+    connect_shortcut(QStringLiteral("Change Adapting Filter"),
+                     &GMainWindow::OnToggleAdaptingFilter);
+    connect_shortcut(QStringLiteral("Change Docked Mode"), &GMainWindow::OnToggleDockedMode);
+    connect_shortcut(QStringLiteral("Change GPU Accuracy"), &GMainWindow::OnToggleGpuAccuracy);
     connect_shortcut(QStringLiteral("Audio Mute/Unmute"),
                      [] { Settings::values.audio_muted = !Settings::values.audio_muted; });
     connect_shortcut(QStringLiteral("Audio Volume Down"), [] {
@@ -1082,14 +1034,14 @@ void GMainWindow::RestoreUIState() {
 }
 
 void GMainWindow::OnAppFocusStateChanged(Qt::ApplicationState state) {
-    if (!UISettings::values.pause_when_in_background) {
-        return;
-    }
     if (state != Qt::ApplicationHidden && state != Qt::ApplicationInactive &&
         state != Qt::ApplicationActive) {
         LOG_DEBUG(Frontend, "ApplicationState unusual flag: {} ", state);
     }
-    if (emulation_running) {
+    if (!emulation_running) {
+        return;
+    }
+    if (UISettings::values.pause_when_in_background) {
         if (emu_thread->IsRunning() &&
             (state & (Qt::ApplicationHidden | Qt::ApplicationInactive))) {
             auto_paused = true;
@@ -1099,6 +1051,16 @@ void GMainWindow::OnAppFocusStateChanged(Qt::ApplicationState state) {
             OnStartGame();
         }
     }
+    if (UISettings::values.mute_when_in_background) {
+        if (!Settings::values.audio_muted &&
+            (state & (Qt::ApplicationHidden | Qt::ApplicationInactive))) {
+            Settings::values.audio_muted = true;
+            auto_muted = true;
+        } else if (auto_muted && state == Qt::ApplicationActive) {
+            Settings::values.audio_muted = false;
+            auto_muted = false;
+        }
+    }
 }
 
 void GMainWindow::ConnectWidgetEvents() {
@@ -1690,7 +1652,7 @@ void GMainWindow::OnGameListOpenFolder(u64 program_id, GameListOpenTarget target
 
             const auto user_save_data_path = FileSys::SaveDataFactory::GetFullPath(
                 *system, FileSys::SaveDataSpaceId::NandUser, FileSys::SaveDataType::SaveData,
-                program_id, user_id->uuid, 0);
+                program_id, user_id->AsU128(), 0);
 
             path = Common::FS::ConcatPathSafe(nand_dir, user_save_data_path);
         } else {
@@ -2868,6 +2830,59 @@ void GMainWindow::OnTasReset() {
     input_subsystem->GetTas()->Reset();
 }
 
+void GMainWindow::OnToggleDockedMode() {
+    const bool is_docked = Settings::values.use_docked_mode.GetValue();
+    auto* player_1 = system->HIDCore().GetEmulatedController(Core::HID::NpadIdType::Player1);
+    auto* handheld = system->HIDCore().GetEmulatedController(Core::HID::NpadIdType::Handheld);
+
+    if (!is_docked && handheld->IsConnected()) {
+        QMessageBox::warning(this, tr("Invalid config detected"),
+                             tr("Handheld controller can't be used on docked mode. Pro "
+                                "controller will be selected."));
+        handheld->Disconnect();
+        player_1->SetNpadStyleIndex(Core::HID::NpadStyleIndex::ProController);
+        player_1->Connect();
+        controller_dialog->refreshConfiguration();
+    }
+
+    Settings::values.use_docked_mode.SetValue(!is_docked);
+    dock_status_button->setChecked(!is_docked);
+    OnDockedModeChanged(is_docked, !is_docked, *system);
+}
+
+void GMainWindow::OnToggleGpuAccuracy() {
+    switch (Settings::values.gpu_accuracy.GetValue()) {
+    case Settings::GPUAccuracy::High: {
+        Settings::values.gpu_accuracy.SetValue(Settings::GPUAccuracy::Normal);
+        break;
+    }
+    case Settings::GPUAccuracy::Normal:
+    case Settings::GPUAccuracy::Extreme:
+    default: {
+        Settings::values.gpu_accuracy.SetValue(Settings::GPUAccuracy::High);
+    }
+    }
+
+    system->ApplySettings();
+    UpdateGPUAccuracyButton();
+}
+
+void GMainWindow::OnToggleAdaptingFilter() {
+    auto filter = Settings::values.scaling_filter.GetValue();
+    if (filter == Settings::ScalingFilter::LastFilter) {
+        filter = Settings::ScalingFilter::NearestNeighbor;
+    } else {
+        filter = static_cast<Settings::ScalingFilter>(static_cast<u32>(filter) + 1);
+    }
+    if (Settings::values.renderer_backend.GetValue() == Settings::RendererBackend::OpenGL &&
+        filter == Settings::ScalingFilter::Fsr) {
+        filter = Settings::ScalingFilter::NearestNeighbor;
+    }
+    Settings::values.scaling_filter.SetValue(filter);
+    filter_status_button->setChecked(true);
+    UpdateFilterText();
+}
+
 void GMainWindow::OnConfigurePerGame() {
     const u64 title_id = system->GetCurrentProcessProgramID();
     OpenPerGameConfiguration(title_id, game_path.toStdString());
@@ -2912,6 +2927,24 @@ void GMainWindow::OnLoadAmiibo() {
         return;
     }
 
+    Service::SM::ServiceManager& sm = system->ServiceManager();
+    auto nfc = sm.GetService<Service::NFP::Module::Interface>("nfp:user");
+    if (nfc == nullptr) {
+        QMessageBox::warning(this, tr("Error"), tr("The current game is not looking for amiibos"));
+        return;
+    }
+    const auto nfc_state = nfc->GetCurrentState();
+    if (nfc_state == Service::NFP::DeviceState::TagFound ||
+        nfc_state == Service::NFP::DeviceState::TagMounted) {
+        nfc->CloseAmiibo();
+        return;
+    }
+
+    if (nfc_state != Service::NFP::DeviceState::SearchingForTag) {
+        QMessageBox::warning(this, tr("Error"), tr("The current game is not looking for amiibos"));
+        return;
+    }
+
     is_amiibo_file_select_active = true;
     const QString extensions{QStringLiteral("*.bin")};
     const QString file_filter = tr("Amiibo File (%1);; All Files (*.*)").arg(extensions);

src/yuzu/main.h

@@ -284,6 +284,9 @@ private slots:
     void OnTasStartStop();
     void OnTasRecord();
     void OnTasReset();
+    void OnToggleDockedMode();
+    void OnToggleGpuAccuracy();
+    void OnToggleAdaptingFilter();
     void OnConfigurePerGame();
     void OnLoadAmiibo();
     void OnOpenYuzuFolder();
@@ -369,6 +372,7 @@ private:
     QString game_path;
 
     bool auto_paused = false;
+    bool auto_muted = false;
     QTimer mouse_hide_timer;
 
     // FS

src/yuzu/main.ui

@@ -266,7 +266,7 @@
     <bool>false</bool>
    </property>
    <property name="text">
-    <string>Load &amp;Amiibo...</string>
+    <string>Load/Remove &amp;Amiibo...</string>
    </property>
   </action>
   <action name="action_Report_Compatibility">

src/yuzu/uisettings.h

@@ -73,6 +73,7 @@ struct Values {
     Settings::BasicSetting<bool> confirm_before_closing{true, "confirmClose"};
     Settings::BasicSetting<bool> first_start{true, "firstStart"};
     Settings::BasicSetting<bool> pause_when_in_background{false, "pauseWhenInBackground"};
+    Settings::BasicSetting<bool> mute_when_in_background{false, "muteWhenInBackground"};
     Settings::BasicSetting<bool> hide_mouse{true, "hideInactiveMouse"};
 
     Settings::BasicSetting<bool> select_user_on_boot{false, "select_user_on_boot"};