svc: Initial nx impl. for QueryMemory, ConnectToPort, SendSyncRequest, etc.

1 files changed, 185 insertions, 1185 deletions

diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp
index e4b803046..c0481ea6f 100644
--- a/src/core/hle/svc.cpp
+++ b/src/core/hle/svc.cpp
@@ -2,35 +2,15 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <algorithm>
-#include <cinttypes>
-#include <map>
 #include "common/logging/log.h"
 #include "common/microprofile.h"
-#include "common/scope_exit.h"
-#include "common/string_util.h"
-#include "core/arm/arm_interface.h"
 #include "core/core_timing.h"
 #include "core/hle/function_wrappers.h"
-#include "core/hle/kernel/address_arbiter.h"
 #include "core/hle/kernel/client_port.h"
 #include "core/hle/kernel/client_session.h"
-#include "core/hle/kernel/errors.h"
-#include "core/hle/kernel/event.h"
 #include "core/hle/kernel/handle_table.h"
-#include "core/hle/kernel/memory.h"
-#include "core/hle/kernel/mutex.h"
 #include "core/hle/kernel/process.h"
-#include "core/hle/kernel/resource_limit.h"
-#include "core/hle/kernel/semaphore.h"
-#include "core/hle/kernel/server_port.h"
-#include "core/hle/kernel/server_session.h"
-#include "core/hle/kernel/session.h"
-#include "core/hle/kernel/shared_memory.h"
-#include "core/hle/kernel/thread.h"
-#include "core/hle/kernel/timer.h"
-#include "core/hle/kernel/vm_manager.h"
-#include "core/hle/kernel/wait_object.h"
+#include "core/hle/lock.h"
 #include "core/hle/result.h"
 #include "core/hle/service/service.h"
 
@@ -43,174 +23,22 @@ using Kernel::SharedPtr;
 
 namespace SVC {
 
-enum ControlMemoryOperation {
-    MEMOP_FREE = 1,
-    MEMOP_RESERVE = 2, // This operation seems to be unsupported in the kernel
-    MEMOP_COMMIT = 3,
-    MEMOP_MAP = 4,
-    MEMOP_UNMAP = 5,
-    MEMOP_PROTECT = 6,
-    MEMOP_OPERATION_MASK = 0xFF,
-
-    MEMOP_REGION_APP = 0x100,
-    MEMOP_REGION_SYSTEM = 0x200,
-    MEMOP_REGION_BASE = 0x300,
-    MEMOP_REGION_MASK = 0xF00,
-
-    MEMOP_LINEAR = 0x10000,
-};
-
-/// Map application or GSP heap memory
-static ResultCode ControlMemory(u32* out_addr, u32 operation, u32 addr0, u32 addr1, u32 size,
-                                u32 permissions) {
-    using namespace Kernel;
-
-    LOG_DEBUG(Kernel_SVC,
-              "called operation=0x%08X, addr0=0x%08X, addr1=0x%08X, size=0x%X, permissions=0x%08X",
-              operation, addr0, addr1, size, permissions);
-
-    if ((addr0 & Memory::PAGE_MASK) != 0 || (addr1 & Memory::PAGE_MASK) != 0) {
-        return ERR_MISALIGNED_ADDRESS;
-    }
-    if ((size & Memory::PAGE_MASK) != 0) {
-        return ERR_MISALIGNED_SIZE;
-    }
-
-    u32 region = operation & MEMOP_REGION_MASK;
-    operation &= ~MEMOP_REGION_MASK;
-
-    if (region != 0) {
-        LOG_WARNING(Kernel_SVC, "ControlMemory with specified region not supported, region=%X",
-                    region);
-    }
-
-    if ((permissions & (u32)MemoryPermission::ReadWrite) != permissions) {
-        return ERR_INVALID_COMBINATION;
-    }
-    VMAPermission vma_permissions = (VMAPermission)permissions;
-
-    auto& process = *g_current_process;
-
-    switch (operation & MEMOP_OPERATION_MASK) {
-    case MEMOP_FREE: {
-        // TODO(Subv): What happens if an application tries to FREE a block of memory that has a
-        // SharedMemory pointing to it?
-        if (addr0 >= Memory::HEAP_VADDR && addr0 < Memory::HEAP_VADDR_END) {
-            ResultCode result = process.HeapFree(addr0, size);
-            if (result.IsError())
-                return result;
-        } else if (addr0 >= process.GetLinearHeapBase() && addr0 < process.GetLinearHeapLimit()) {
-            ResultCode result = process.LinearFree(addr0, size);
-            if (result.IsError())
-                return result;
-        } else {
-            return ERR_INVALID_ADDRESS;
-        }
-        *out_addr = addr0;
-        break;
-    }
-
-    case MEMOP_COMMIT: {
-        if (operation & MEMOP_LINEAR) {
-            CASCADE_RESULT(*out_addr, process.LinearAllocate(addr0, size, vma_permissions));
-        } else {
-            CASCADE_RESULT(*out_addr, process.HeapAllocate(addr0, size, vma_permissions));
-        }
-        break;
-    }
-
-    case MEMOP_MAP: // TODO: This is just a hack to avoid regressions until memory aliasing is
-                    // implemented
-        {
-            CASCADE_RESULT(*out_addr, process.HeapAllocate(addr0, size, vma_permissions));
-            break;
-        }
-
-    case MEMOP_UNMAP: // TODO: This is just a hack to avoid regressions until memory aliasing is
-                      // implemented
-        {
-            ResultCode result = process.HeapFree(addr0, size);
-            if (result.IsError())
-                return result;
-            break;
-        }
-
-    case MEMOP_PROTECT: {
-        ResultCode result = process.vm_manager.ReprotectRange(addr0, size, vma_permissions);
-        if (result.IsError())
-            return result;
-        break;
-    }
-
-    default:
-        LOG_ERROR(Kernel_SVC, "unknown operation=0x%08X", operation);
-        return ERR_INVALID_COMBINATION;
-    }
-
-    process.vm_manager.LogLayout(Log::Level::Trace);
-
-    return RESULT_SUCCESS;
-}
-
-/// Maps a memory block to specified address
-static ResultCode MapMemoryBlock(Kernel::Handle handle, u32 addr, u32 permissions,
-                                 u32 other_permissions) {
-    using Kernel::SharedMemory;
-    using Kernel::MemoryPermission;
-
-    LOG_TRACE(Kernel_SVC,
-              "called memblock=0x%08X, addr=0x%08X, mypermissions=0x%08X, otherpermission=%d",
-              handle, addr, permissions, other_permissions);
-
-    SharedPtr<SharedMemory> shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle);
-    if (shared_memory == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    MemoryPermission permissions_type = static_cast<MemoryPermission>(permissions);
-    switch (permissions_type) {
-    case MemoryPermission::Read:
-    case MemoryPermission::Write:
-    case MemoryPermission::ReadWrite:
-    case MemoryPermission::Execute:
-    case MemoryPermission::ReadExecute:
-    case MemoryPermission::WriteExecute:
-    case MemoryPermission::ReadWriteExecute:
-    case MemoryPermission::DontCare:
-        return shared_memory->Map(Kernel::g_current_process.get(), addr, permissions_type,
-                                  static_cast<MemoryPermission>(other_permissions));
-    default:
-        LOG_ERROR(Kernel_SVC, "unknown permissions=0x%08X", permissions);
-    }
-
-    return Kernel::ERR_INVALID_COMBINATION;
-}
-
-static ResultCode UnmapMemoryBlock(Kernel::Handle handle, u32 addr) {
-    using Kernel::SharedMemory;
-
-    LOG_TRACE(Kernel_SVC, "called memblock=0x%08X, addr=0x%08X", handle, addr);
-
-    // TODO(Subv): Return E0A01BF5 if the address is not in the application's heap
-
-    SharedPtr<SharedMemory> shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle);
-    if (shared_memory == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    return shared_memory->Unmap(Kernel::g_current_process.get(), addr);
-}
-
 /// Connect to an OS service given the port name, returns the handle to the port to out
-static ResultCode ConnectToPort(Kernel::Handle* out_handle, const char* port_name) {
-    if (port_name == nullptr)
+static ResultCode ConnectToPort(Kernel::Handle* out_handle, VAddr port_name_address) {
+    if (!Memory::IsValidVirtualAddress(port_name_address))
         return Kernel::ERR_NOT_FOUND;
-    if (std::strlen(port_name) > 11)
+
+    static constexpr std::size_t PortNameMaxLength = 11;
+    // Read 1 char beyond the max allowed port name to detect names that are too long.
+    std::string port_name = Memory::ReadCString(port_name_address, PortNameMaxLength + 1);
+    if (port_name.size() > PortNameMaxLength)
         return Kernel::ERR_PORT_NAME_TOO_LONG;
 
-    LOG_TRACE(Kernel_SVC, "called port_name=%s", port_name);
+    LOG_INFO(Kernel_SVC, "called port_name=%s", port_name.c_str());
 
     auto it = Service::g_kernel_named_ports.find(port_name);
     if (it == Service::g_kernel_named_ports.end()) {
-        LOG_WARNING(Kernel_SVC, "tried to connect to unknown port: %s", port_name);
+        LOG_WARNING(Kernel_SVC, "tried to connect to unknown port: %s", port_name.c_str());
         return Kernel::ERR_NOT_FOUND;
     }
 
@@ -229,6 +57,7 @@ static ResultCode SendSyncRequest(Kernel::Handle handle) {
     SharedPtr<Kernel::ClientSession> session =
         Kernel::g_handle_table.Get<Kernel::ClientSession>(handle);
     if (session == nullptr) {
+        LOG_ERROR(Kernel_SVC, "called with invalid handle=0x%08X", handle);
         return ERR_INVALID_HANDLE;
     }
 
@@ -241,586 +70,43 @@ static ResultCode SendSyncRequest(Kernel::Handle handle) {
     return session->SendSyncRequest(Kernel::GetCurrentThread());
 }
 
-/// Close a handle
-static ResultCode CloseHandle(Kernel::Handle handle) {
-    LOG_TRACE(Kernel_SVC, "Closing handle 0x%08X", handle);
-    return Kernel::g_handle_table.Close(handle);
+/// Break program execution
+static void Break(u64 unk_0, u64 unk_1, u64 unk_2) {
+    LOG_CRITICAL(Debug_Emulated, "Emulated program broke execution!");
+    ASSERT(false);
 }
 
-/// Wait for a handle to synchronize, timeout after the specified nanoseconds
-static ResultCode WaitSynchronization1(Kernel::Handle handle, s64 nano_seconds) {
-    auto object = Kernel::g_handle_table.Get<Kernel::WaitObject>(handle);
-    Kernel::Thread* thread = Kernel::GetCurrentThread();
-
-    if (object == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    LOG_TRACE(Kernel_SVC, "called handle=0x%08X(%s:%s), nanoseconds=%lld", handle,
-              object->GetTypeName().c_str(), object->GetName().c_str(), nano_seconds);
-
-    if (object->ShouldWait(thread)) {
-
-        if (nano_seconds == 0)
-            return Kernel::RESULT_TIMEOUT;
-
-        thread->wait_objects = {object};
-        object->AddWaitingThread(thread);
-        thread->status = THREADSTATUS_WAIT_SYNCH_ANY;
-
-        // Create an event to wake the thread up after the specified nanosecond delay has passed
-        thread->WakeAfterDelay(nano_seconds);
-
-        Core::System::GetInstance().PrepareReschedule();
-
-        // Note: The output of this SVC will be set to RESULT_SUCCESS if the thread
-        // resumes due to a signal in its wait objects.
-        // Otherwise we retain the default value of timeout.
-        return Kernel::RESULT_TIMEOUT;
-    }
-
-    object->Acquire(thread);
-
-    return RESULT_SUCCESS;
+/// Used to output a message on a debug hardware unit - does nothing on a retail unit
+static void OutputDebugString(VAddr address, int len) {
+    std::vector<char> string(len);
+    Memory::ReadBlock(address, string.data(), len);
+    LOG_DEBUG(Debug_Emulated, "%.*s", len, string.data());
 }
 
-/// Wait for the given handles to synchronize, timeout after the specified nanoseconds
-static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 handle_count,
-                                       bool wait_all, s64 nano_seconds) {
-    Kernel::Thread* thread = Kernel::GetCurrentThread();
-
-    // Check if 'handles' is invalid
-    if (handles == nullptr)
-        return Kernel::ERR_INVALID_POINTER;
-
-    // NOTE: on real hardware, there is no nullptr check for 'out' (tested with firmware 4.4). If
-    // this happens, the running application will crash.
-    ASSERT_MSG(out != nullptr, "invalid output pointer specified!");
+static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id) {
+    LOG_INFO(Kernel_SVC, "called, info_id=0x%X, info_sub_id=0x%X, handle=0x%08X", info_id, info_sub_id, handle);
 
-    // Check if 'handle_count' is invalid
-    if (handle_count < 0)
-        return Kernel::ERR_OUT_OF_RANGE;
-
-    using ObjectPtr = Kernel::SharedPtr<Kernel::WaitObject>;
-    std::vector<ObjectPtr> objects(handle_count);
-
-    for (int i = 0; i < handle_count; ++i) {
-        auto object = Kernel::g_handle_table.Get<Kernel::WaitObject>(handles[i]);
-        if (object == nullptr)
-            return ERR_INVALID_HANDLE;
-        objects[i] = object;
-    }
-
-    if (wait_all) {
-        bool all_available =
-            std::all_of(objects.begin(), objects.end(),
-                        [thread](const ObjectPtr& object) { return !object->ShouldWait(thread); });
-        if (all_available) {
-            // We can acquire all objects right now, do so.
-            for (auto& object : objects)
-                object->Acquire(thread);
-            // Note: In this case, the `out` parameter is not set,
-            // and retains whatever value it had before.
-            return RESULT_SUCCESS;
-        }
-
-        // Not all objects were available right now, prepare to suspend the thread.
-
-        // If a timeout value of 0 was provided, just return the Timeout error code instead of
-        // suspending the thread.
-        if (nano_seconds == 0)
-            return Kernel::RESULT_TIMEOUT;
-
-        // Put the thread to sleep
-        thread->status = THREADSTATUS_WAIT_SYNCH_ALL;
-
-        // Add the thread to each of the objects' waiting threads.
-        for (auto& object : objects) {
-            object->AddWaitingThread(thread);
-        }
-
-        thread->wait_objects = std::move(objects);
-
-        // Create an event to wake the thread up after the specified nanosecond delay has passed
-        thread->WakeAfterDelay(nano_seconds);
-
-        Core::System::GetInstance().PrepareReschedule();
-
-        // This value gets set to -1 by default in this case, it is not modified after this.
-        *out = -1;
-        // Note: The output of this SVC will be set to RESULT_SUCCESS if the thread resumes due to
-        // a signal in one of its wait objects.
-        return Kernel::RESULT_TIMEOUT;
-    } else {
-        // Find the first object that is acquirable in the provided list of objects
-        auto itr = std::find_if(objects.begin(), objects.end(), [thread](const ObjectPtr& object) {
-            return !object->ShouldWait(thread);
-        });
-
-        if (itr != objects.end()) {
-            // We found a ready object, acquire it and set the result value
-            Kernel::WaitObject* object = itr->get();
-            object->Acquire(thread);
-            *out = std::distance(objects.begin(), itr);
+    if (!handle) {
+        switch (info_id) {
+        case 0xB:
+            *result = 0; // Used for PRNG seed
             return RESULT_SUCCESS;
         }
-
-        // No objects were ready to be acquired, prepare to suspend the thread.
-
-        // If a timeout value of 0 was provided, just return the Timeout error code instead of
-        // suspending the thread.
-        if (nano_seconds == 0)
-            return Kernel::RESULT_TIMEOUT;
-
-        // Put the thread to sleep
-        thread->status = THREADSTATUS_WAIT_SYNCH_ANY;
-
-        // Add the thread to each of the objects' waiting threads.
-        for (size_t i = 0; i < objects.size(); ++i) {
-            Kernel::WaitObject* object = objects[i].get();
-            object->AddWaitingThread(thread);
-        }
-
-        thread->wait_objects = std::move(objects);
-
-        // Note: If no handles and no timeout were given, then the thread will deadlock, this is
-        // consistent with hardware behavior.
-
-        // Create an event to wake the thread up after the specified nanosecond delay has passed
-        thread->WakeAfterDelay(nano_seconds);
-
-        Core::System::GetInstance().PrepareReschedule();
-
-        // Note: The output of this SVC will be set to RESULT_SUCCESS if the thread resumes due to a
-        // signal in one of its wait objects.
-        // Otherwise we retain the default value of timeout, and -1 in the out parameter
-        thread->wait_set_output = true;
-        *out = -1;
-        return Kernel::RESULT_TIMEOUT;
-    }
-}
-
-/// In a single operation, sends a IPC reply and waits for a new request.
-static ResultCode ReplyAndReceive(s32* index, Kernel::Handle* handles, s32 handle_count,
-                                  Kernel::Handle reply_target) {
-    // 'handles' has to be a valid pointer even if 'handle_count' is 0.
-    if (handles == nullptr)
-        return Kernel::ERR_INVALID_POINTER;
-
-    // Check if 'handle_count' is invalid
-    if (handle_count < 0)
-        return Kernel::ERR_OUT_OF_RANGE;
-
-    using ObjectPtr = SharedPtr<Kernel::WaitObject>;
-    std::vector<ObjectPtr> objects(handle_count);
-
-    for (int i = 0; i < handle_count; ++i) {
-        auto object = Kernel::g_handle_table.Get<Kernel::WaitObject>(handles[i]);
-        if (object == nullptr)
-            return ERR_INVALID_HANDLE;
-        objects[i] = object;
-    }
-
-    // We are also sending a command reply.
-    // Do not send a reply if the command id in the command buffer is 0xFFFF.
-    u32* cmd_buff = Kernel::GetCommandBuffer();
-    IPC::Header header{cmd_buff[0]};
-    if (reply_target != 0 && header.command_id != 0xFFFF) {
-        auto session = Kernel::g_handle_table.Get<Kernel::ServerSession>(reply_target);
-        if (session == nullptr)
-            return ERR_INVALID_HANDLE;
-
-        auto request_thread = std::move(session->currently_handling);
-
-        // Mark the request as "handled".
-        session->currently_handling = nullptr;
-
-        // Error out if there's no request thread or the session was closed.
-        // TODO(Subv): Is the same error code (ClosedByRemote) returned for both of these cases?
-        if (request_thread == nullptr || session->parent->client == nullptr) {
-            *index = -1;
-            return Kernel::ERR_SESSION_CLOSED_BY_REMOTE;
-        }
-
-        // TODO(Subv): Perform IPC translation from the current thread to request_thread.
-
-        // Note: The scheduler is not invoked here.
-        request_thread->ResumeFromWait();
-    }
-
-    if (handle_count == 0) {
-        *index = 0;
-        // The kernel uses this value as a placeholder for the real error, and returns it when we
-        // pass no handles and do not perform any reply.
-        if (reply_target == 0 || header.command_id == 0xFFFF)
-            return ResultCode(0xE7E3FFFF);
-
-        return RESULT_SUCCESS;
-    }
-
-    auto thread = Kernel::GetCurrentThread();
-
-    // Find the first object that is acquirable in the provided list of objects
-    auto itr = std::find_if(objects.begin(), objects.end(), [thread](const ObjectPtr& object) {
-        return !object->ShouldWait(thread);
-    });
-
-    if (itr != objects.end()) {
-        // We found a ready object, acquire it and set the result value
-        Kernel::WaitObject* object = itr->get();
-        object->Acquire(thread);
-        *index = std::distance(objects.begin(), itr);
-
-        if (object->GetHandleType() == Kernel::HandleType::ServerSession) {
-            auto server_session = static_cast<Kernel::ServerSession*>(object);
-            if (server_session->parent->client == nullptr)
-                return Kernel::ERR_SESSION_CLOSED_BY_REMOTE;
-
-            // TODO(Subv): Perform IPC translation from the ServerSession to the current thread.
-        }
-        return RESULT_SUCCESS;
-    }
-
-    // No objects were ready to be acquired, prepare to suspend the thread.
-
-    // TODO(Subv): Perform IPC translation upon wakeup.
-
-    // Put the thread to sleep
-    thread->status = THREADSTATUS_WAIT_SYNCH_ANY;
-
-    // Add the thread to each of the objects' waiting threads.
-    for (size_t i = 0; i < objects.size(); ++i) {
-        Kernel::WaitObject* object = objects[i].get();
-        object->AddWaitingThread(thread);
-    }
-
-    thread->wait_objects = std::move(objects);
-
-    Core::System::GetInstance().PrepareReschedule();
-
-    // Note: The output of this SVC will be set to RESULT_SUCCESS if the thread resumes due to a
-    // signal in one of its wait objects, or to 0xC8A01836 if there was a translation error.
-    // By default the index is set to -1.
-    thread->wait_set_output = true;
-    *index = -1;
-    return RESULT_SUCCESS;
-}
-
-/// Create an address arbiter (to allocate access to shared resources)
-static ResultCode CreateAddressArbiter(Kernel::Handle* out_handle) {
-    using Kernel::AddressArbiter;
-
-    SharedPtr<AddressArbiter> arbiter = AddressArbiter::Create();
-    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(arbiter)));
-    LOG_TRACE(Kernel_SVC, "returned handle=0x%08X", *out_handle);
-    return RESULT_SUCCESS;
-}
-
-/// Arbitrate address
-static ResultCode ArbitrateAddress(Kernel::Handle handle, u32 address, u32 type, u32 value,
-                                   s64 nanoseconds) {
-    using Kernel::AddressArbiter;
-
-    LOG_TRACE(Kernel_SVC, "called handle=0x%08X, address=0x%08X, type=0x%08X, value=0x%08X", handle,
-              address, type, value);
-
-    SharedPtr<AddressArbiter> arbiter = Kernel::g_handle_table.Get<AddressArbiter>(handle);
-    if (arbiter == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    auto res = arbiter->ArbitrateAddress(static_cast<Kernel::ArbitrationType>(type), address, value,
-                                         nanoseconds);
-
-    // TODO(Subv): Identify in which specific cases this call should cause a reschedule.
-    Core::System::GetInstance().PrepareReschedule();
-
-    return res;
-}
-
-static void Break(u8 break_reason) {
-    LOG_CRITICAL(Debug_Emulated, "Emulated program broke execution!");
-    std::string reason_str;
-    switch (break_reason) {
-    case 0:
-        reason_str = "PANIC";
-        break;
-    case 1:
-        reason_str = "ASSERT";
-        break;
-    case 2:
-        reason_str = "USER";
-        break;
-    default:
-        reason_str = "UNKNOWN";
-        break;
     }
-    LOG_CRITICAL(Debug_Emulated, "Break reason: %s", reason_str.c_str());
-}
-
-/// Used to output a message on a debug hardware unit - does nothing on a retail unit
-static void OutputDebugString(const char* string, int len) {
-    LOG_DEBUG(Debug_Emulated, "%.*s", len, string);
-}
-
-/// Get resource limit
-static ResultCode GetResourceLimit(Kernel::Handle* resource_limit, Kernel::Handle process_handle) {
-    LOG_TRACE(Kernel_SVC, "called process=0x%08X", process_handle);
-
-    SharedPtr<Kernel::Process> process =
-        Kernel::g_handle_table.Get<Kernel::Process>(process_handle);
-    if (process == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    CASCADE_RESULT(*resource_limit, Kernel::g_handle_table.Create(process->resource_limit));
-
-    return RESULT_SUCCESS;
-}
-
-/// Get resource limit current values
-static ResultCode GetResourceLimitCurrentValues(s64* values, Kernel::Handle resource_limit_handle,
-                                                u32* names, u32 name_count) {
-    LOG_TRACE(Kernel_SVC, "called resource_limit=%08X, names=%p, name_count=%d",
-              resource_limit_handle, names, name_count);
-
-    SharedPtr<Kernel::ResourceLimit> resource_limit =
-        Kernel::g_handle_table.Get<Kernel::ResourceLimit>(resource_limit_handle);
-    if (resource_limit == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    for (unsigned int i = 0; i < name_count; ++i)
-        values[i] = resource_limit->GetCurrentResourceValue(names[i]);
-
-    return RESULT_SUCCESS;
-}
-
-/// Get resource limit max values
-static ResultCode GetResourceLimitLimitValues(s64* values, Kernel::Handle resource_limit_handle,
-                                              u32* names, u32 name_count) {
-    LOG_TRACE(Kernel_SVC, "called resource_limit=%08X, names=%p, name_count=%d",
-              resource_limit_handle, names, name_count);
-
-    SharedPtr<Kernel::ResourceLimit> resource_limit =
-        Kernel::g_handle_table.Get<Kernel::ResourceLimit>(resource_limit_handle);
-    if (resource_limit == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    for (unsigned int i = 0; i < name_count; ++i)
-        values[i] = resource_limit->GetMaxResourceValue(names[i]);
-
     return RESULT_SUCCESS;
 }
 
-/// Creates a new thread
-static ResultCode CreateThread(Kernel::Handle* out_handle, u32 priority, u32 entry_point, u32 arg,
-                               u32 stack_top, s32 processor_id) {
-    using Kernel::Thread;
-
-    std::string name = Common::StringFromFormat("unknown-%08" PRIX32, entry_point);
-
-    if (priority > THREADPRIO_LOWEST) {
-        return Kernel::ERR_OUT_OF_RANGE;
-    }
-
-    using Kernel::ResourceLimit;
-    Kernel::SharedPtr<ResourceLimit>& resource_limit = Kernel::g_current_process->resource_limit;
-    if (resource_limit->GetMaxResourceValue(Kernel::ResourceTypes::PRIORITY) > priority) {
-        return Kernel::ERR_NOT_AUTHORIZED;
-    }
-
-    switch (processor_id) {
-    case THREADPROCESSORID_ALL:
-    case THREADPROCESSORID_DEFAULT:
-    case THREADPROCESSORID_0:
-    case THREADPROCESSORID_1:
-        break;
-    default:
-        // TODO(bunnei): Implement support for other processor IDs
-        ASSERT_MSG(false, "Unsupported thread processor ID: %d", processor_id);
-        break;
-    }
-
-    if (processor_id == THREADPROCESSORID_ALL) {
-        LOG_INFO(Kernel_SVC,
-                 "Newly created thread is allowed to be run in any Core, unimplemented.");
-    }
-
-    if (processor_id == THREADPROCESSORID_DEFAULT &&
-        Kernel::g_current_process->ideal_processor == THREADPROCESSORID_1) {
-        LOG_WARNING(
-            Kernel_SVC,
-            "Newly created thread is allowed to be run in the SysCore (Core1), unimplemented.");
-    }
-
-    if (processor_id == THREADPROCESSORID_1) {
-        LOG_ERROR(Kernel_SVC,
-                  "Newly created thread must run in the SysCore (Core1), unimplemented.");
-    }
-
-    CASCADE_RESULT(SharedPtr<Thread> thread, Kernel::Thread::Create(name, entry_point, priority,
-                                                                    arg, processor_id, stack_top));
-
-    thread->context.fpscr =
-        FPSCR_DEFAULT_NAN | FPSCR_FLUSH_TO_ZERO | FPSCR_ROUND_TOZERO; // 0x03C00000
-
-    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(thread)));
-
-    Core::System::GetInstance().PrepareReschedule();
-
-    LOG_TRACE(Kernel_SVC, "called entrypoint=0x%08X (%s), arg=0x%08X, stacktop=0x%08X, "
-                          "threadpriority=0x%08X, processorid=0x%08X : created handle=0x%08X",
-              entry_point, name.c_str(), arg, stack_top, priority, processor_id, *out_handle);
-
-    return RESULT_SUCCESS;
-}
-
-/// Called when a thread exits
-static void ExitThread() {
-    LOG_TRACE(Kernel_SVC, "called, pc=0x%08X", Core::CPU().GetPC());
-
-    Kernel::ExitCurrentThread();
-    Core::System::GetInstance().PrepareReschedule();
-}
-
 /// Gets the priority for the specified thread
 static ResultCode GetThreadPriority(s32* priority, Kernel::Handle handle) {
+    LOG_INFO(Kernel_SVC, "called, handle=0x%08X", handle);
     const SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
-    if (thread == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    *priority = thread->GetPriority();
-    return RESULT_SUCCESS;
-}
-
-/// Sets the priority for the specified thread
-static ResultCode SetThreadPriority(Kernel::Handle handle, s32 priority) {
-    if (priority > THREADPRIO_LOWEST) {
-        return Kernel::ERR_OUT_OF_RANGE;
-    }
-
-    SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
-    if (thread == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    using Kernel::ResourceLimit;
-    // Note: The kernel uses the current process's resource limit instead of
-    // the one from the thread owner's resource limit.
-    Kernel::SharedPtr<ResourceLimit>& resource_limit = Kernel::g_current_process->resource_limit;
-    if (resource_limit->GetMaxResourceValue(Kernel::ResourceTypes::PRIORITY) > priority) {
-        return Kernel::ERR_NOT_AUTHORIZED;
-    }
-
-    thread->SetPriority(priority);
-    thread->UpdatePriority();
-
-    // Update the mutexes that this thread is waiting for
-    for (auto& mutex : thread->pending_mutexes)
-        mutex->UpdatePriority();
-
-    Core::System::GetInstance().PrepareReschedule();
-    return RESULT_SUCCESS;
-}
-
-/// Create a mutex
-static ResultCode CreateMutex(Kernel::Handle* out_handle, u32 initial_locked) {
-    using Kernel::Mutex;
-
-    SharedPtr<Mutex> mutex = Mutex::Create(initial_locked != 0);
-    mutex->name = Common::StringFromFormat("mutex-%08x", Core::CPU().GetReg(14));
-    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(mutex)));
-
-    LOG_TRACE(Kernel_SVC, "called initial_locked=%s : created handle=0x%08X",
-              initial_locked ? "true" : "false", *out_handle);
-
-    return RESULT_SUCCESS;
-}
-
-/// Release a mutex
-static ResultCode ReleaseMutex(Kernel::Handle handle) {
-    using Kernel::Mutex;
-
-    LOG_TRACE(Kernel_SVC, "called handle=0x%08X", handle);
-
-    SharedPtr<Mutex> mutex = Kernel::g_handle_table.Get<Mutex>(handle);
-    if (mutex == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    mutex->Release();
-
-    return RESULT_SUCCESS;
-}
-
-/// Get the ID of the specified process
-static ResultCode GetProcessId(u32* process_id, Kernel::Handle process_handle) {
-    LOG_TRACE(Kernel_SVC, "called process=0x%08X", process_handle);
-
-    const SharedPtr<Kernel::Process> process =
-        Kernel::g_handle_table.Get<Kernel::Process>(process_handle);
-    if (process == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    *process_id = process->process_id;
-    return RESULT_SUCCESS;
-}
-
-/// Get the ID of the process that owns the specified thread
-static ResultCode GetProcessIdOfThread(u32* process_id, Kernel::Handle thread_handle) {
-    LOG_TRACE(Kernel_SVC, "called thread=0x%08X", thread_handle);
-
-    const SharedPtr<Kernel::Thread> thread =
-        Kernel::g_handle_table.Get<Kernel::Thread>(thread_handle);
-    if (thread == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    const SharedPtr<Kernel::Process> process = thread->owner_process;
-
-    ASSERT_MSG(process != nullptr, "Invalid parent process for thread=0x%08X", thread_handle);
-
-    *process_id = process->process_id;
-    return RESULT_SUCCESS;
-}
-
-/// Get the ID for the specified thread.
-static ResultCode GetThreadId(u32* thread_id, Kernel::Handle handle) {
-    LOG_TRACE(Kernel_SVC, "called thread=0x%08X", handle);
-
-    const SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
-    if (thread == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    *thread_id = thread->GetThreadId();
-    return RESULT_SUCCESS;
-}
-
-/// Creates a semaphore
-static ResultCode CreateSemaphore(Kernel::Handle* out_handle, s32 initial_count, s32 max_count) {
-    using Kernel::Semaphore;
-
-    CASCADE_RESULT(SharedPtr<Semaphore> semaphore, Semaphore::Create(initial_count, max_count));
-    semaphore->name = Common::StringFromFormat("semaphore-%08x", Core::CPU().GetReg(14));
-    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(semaphore)));
-
-    LOG_TRACE(Kernel_SVC, "called initial_count=%d, max_count=%d, created handle=0x%08X",
-              initial_count, max_count, *out_handle);
-    return RESULT_SUCCESS;
-}
-
-/// Releases a certain number of slots in a semaphore
-static ResultCode ReleaseSemaphore(s32* count, Kernel::Handle handle, s32 release_count) {
-    using Kernel::Semaphore;
-
-    LOG_TRACE(Kernel_SVC, "called release_count=%d, handle=0x%08X", release_count, handle);
-
-    SharedPtr<Semaphore> semaphore = Kernel::g_handle_table.Get<Semaphore>(handle);
-    if (semaphore == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    CASCADE_RESULT(*count, semaphore->Release(release_count));
-
+    *priority = thread ? thread->GetPriority() : 0;
     return RESULT_SUCCESS;
 }
 
 /// Query process memory
-static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* page_info,
-                                     Kernel::Handle process_handle, u32 addr) {
+static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* /*page_info*/,
+                                     Kernel::Handle process_handle, u64 addr) {
     using Kernel::Process;
     Kernel::SharedPtr<Process> process = Kernel::g_handle_table.Get<Process>(process_handle);
     if (process == nullptr)
@@ -829,131 +115,32 @@ static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* page_inf
     auto vma = process->vm_manager.FindVMA(addr);
 
     if (vma == Kernel::g_current_process->vm_manager.vma_map.end())
-        return Kernel::ERR_INVALID_ADDRESS;
+    {
+        //return Kernel::ERR_INVALID_ADDRESS;
+
+        memory_info->base_address = 0;
+        memory_info->permission = static_cast<u64>(Kernel::VMAPermission::None);
+        memory_info->size = 0;
+        memory_info->state = static_cast<u64>(Kernel::MemoryState::Free);
+
+        return RESULT_SUCCESS;
+    }
 
     memory_info->base_address = vma->second.base;
-    memory_info->permission = static_cast<u32>(vma->second.permissions);
+    memory_info->permission = static_cast<u64>(vma->second.permissions);
     memory_info->size = vma->second.size;
-    memory_info->state = static_cast<u32>(vma->second.meminfo_state);
+    memory_info->state = static_cast<u64>(vma->second.meminfo_state);
 
-    page_info->flags = 0;
-    LOG_TRACE(Kernel_SVC, "called process=0x%08X addr=0x%08X", process_handle, addr);
+    LOG_TRACE(Kernel_SVC, "called process=0x%08X addr=%llx", process_handle, addr);
     return RESULT_SUCCESS;
 }
 
 /// Query memory
-static ResultCode QueryMemory(MemoryInfo* memory_info, PageInfo* page_info, u32 addr) {
+static ResultCode QueryMemory(MemoryInfo* memory_info, PageInfo* page_info, VAddr addr) {
+    LOG_INFO(Kernel_SVC, "called, addr=%llx", addr);
     return QueryProcessMemory(memory_info, page_info, Kernel::CurrentProcess, addr);
 }
 
-/// Create an event
-static ResultCode CreateEvent(Kernel::Handle* out_handle, u32 reset_type) {
-    using Kernel::Event;
-
-    SharedPtr<Event> evt = Event::Create(static_cast<Kernel::ResetType>(reset_type));
-    evt->name = Common::StringFromFormat("event-%08x", Core::CPU().GetReg(14));
-    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(evt)));
-
-    LOG_TRACE(Kernel_SVC, "called reset_type=0x%08X : created handle=0x%08X", reset_type,
-              *out_handle);
-    return RESULT_SUCCESS;
-}
-
-/// Duplicates a kernel handle
-static ResultCode DuplicateHandle(Kernel::Handle* out, Kernel::Handle handle) {
-    CASCADE_RESULT(*out, Kernel::g_handle_table.Duplicate(handle));
-    LOG_TRACE(Kernel_SVC, "duplicated 0x%08X to 0x%08X", handle, *out);
-    return RESULT_SUCCESS;
-}
-
-/// Signals an event
-static ResultCode SignalEvent(Kernel::Handle handle) {
-    using Kernel::Event;
-    LOG_TRACE(Kernel_SVC, "called event=0x%08X", handle);
-
-    SharedPtr<Event> evt = Kernel::g_handle_table.Get<Kernel::Event>(handle);
-    if (evt == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    evt->Signal();
-
-    return RESULT_SUCCESS;
-}
-
-/// Clears an event
-static ResultCode ClearEvent(Kernel::Handle handle) {
-    using Kernel::Event;
-    LOG_TRACE(Kernel_SVC, "called event=0x%08X", handle);
-
-    SharedPtr<Event> evt = Kernel::g_handle_table.Get<Kernel::Event>(handle);
-    if (evt == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    evt->Clear();
-    return RESULT_SUCCESS;
-}
-
-/// Creates a timer
-static ResultCode CreateTimer(Kernel::Handle* out_handle, u32 reset_type) {
-    using Kernel::Timer;
-
-    SharedPtr<Timer> timer = Timer::Create(static_cast<Kernel::ResetType>(reset_type));
-    timer->name = Common::StringFromFormat("timer-%08x", Core::CPU().GetReg(14));
-    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(timer)));
-
-    LOG_TRACE(Kernel_SVC, "called reset_type=0x%08X : created handle=0x%08X", reset_type,
-              *out_handle);
-    return RESULT_SUCCESS;
-}
-
-/// Clears a timer
-static ResultCode ClearTimer(Kernel::Handle handle) {
-    using Kernel::Timer;
-
-    LOG_TRACE(Kernel_SVC, "called timer=0x%08X", handle);
-
-    SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(handle);
-    if (timer == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    timer->Clear();
-    return RESULT_SUCCESS;
-}
-
-/// Starts a timer
-static ResultCode SetTimer(Kernel::Handle handle, s64 initial, s64 interval) {
-    using Kernel::Timer;
-
-    LOG_TRACE(Kernel_SVC, "called timer=0x%08X", handle);
-
-    if (initial < 0 || interval < 0) {
-        return Kernel::ERR_OUT_OF_RANGE_KERNEL;
-    }
-
-    SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(handle);
-    if (timer == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    timer->Set(initial, interval);
-
-    return RESULT_SUCCESS;
-}
-
-/// Cancels a timer
-static ResultCode CancelTimer(Kernel::Handle handle) {
-    using Kernel::Timer;
-
-    LOG_TRACE(Kernel_SVC, "called timer=0x%08X", handle);
-
-    SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(handle);
-    if (timer == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    timer->Cancel();
-
-    return RESULT_SUCCESS;
-}
-
 /// Sleep the current thread
 static void SleepThread(s64 nanoseconds) {
     LOG_TRACE(Kernel_SVC, "called nanoseconds=%lld", nanoseconds);
@@ -972,212 +159,16 @@ static void SleepThread(s64 nanoseconds) {
     Core::System::GetInstance().PrepareReschedule();
 }
 
-/// This returns the total CPU ticks elapsed since the CPU was powered-on
-static s64 GetSystemTick() {
-    s64 result = CoreTiming::GetTicks();
-    // Advance time to defeat dumb games (like Cubic Ninja) that busy-wait for the frame to end.
-    Core::CPU().AddTicks(150); // Measured time between two calls on a 9.2 o3DS with Ninjhax 1.1b
-    return result;
-}
-
-/// Creates a memory block at the specified address with the specified permissions and size
-static ResultCode CreateMemoryBlock(Kernel::Handle* out_handle, u32 addr, u32 size,
-                                    u32 my_permission, u32 other_permission) {
-    using Kernel::SharedMemory;
-
-    if (size % Memory::PAGE_SIZE != 0)
-        return Kernel::ERR_MISALIGNED_SIZE;
-
-    SharedPtr<SharedMemory> shared_memory = nullptr;
-
-    using Kernel::MemoryPermission;
-    auto VerifyPermissions = [](MemoryPermission permission) {
-        // SharedMemory blocks can not be created with Execute permissions
-        switch (permission) {
-        case MemoryPermission::None:
-        case MemoryPermission::Read:
-        case MemoryPermission::Write:
-        case MemoryPermission::ReadWrite:
-        case MemoryPermission::DontCare:
-            return true;
-        default:
-            return false;
-        }
-    };
-
-    if (!VerifyPermissions(static_cast<MemoryPermission>(my_permission)) ||
-        !VerifyPermissions(static_cast<MemoryPermission>(other_permission)))
-        return Kernel::ERR_INVALID_COMBINATION;
-
-    // TODO(Subv): Processes with memory type APPLICATION are not allowed
-    // to create memory blocks with addr = 0, any attempts to do so
-    // should return error 0xD92007EA.
-    if ((addr < Memory::PROCESS_IMAGE_VADDR || addr + size > Memory::SHARED_MEMORY_VADDR_END) &&
-        addr != 0) {
-        return Kernel::ERR_INVALID_ADDRESS;
-    }
-
-    // When trying to create a memory block with address = 0,
-    // if the process has the Shared Device Memory flag in the exheader,
-    // then we have to allocate from the same region as the caller process instead of the BASE
-    // region.
-    Kernel::MemoryRegion region = Kernel::MemoryRegion::BASE;
-    if (addr == 0 && Kernel::g_current_process->flags.shared_device_mem)
-        region = Kernel::g_current_process->flags.memory_region;
-
-    shared_memory = SharedMemory::Create(
-        Kernel::g_current_process, size, static_cast<MemoryPermission>(my_permission),
-        static_cast<MemoryPermission>(other_permission), addr, region);
-    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(shared_memory)));
-
-    LOG_WARNING(Kernel_SVC, "called addr=0x%08X", addr);
+/// Signal process wide key
+static ResultCode SignalProcessWideKey(VAddr address, u32 target) {
+    LOG_INFO(Kernel_SVC, "called, address=0x%llx, target=0x%08x", address, target);
     return RESULT_SUCCESS;
 }
 
-static ResultCode CreatePort(Kernel::Handle* server_port, Kernel::Handle* client_port,
-                             const char* name, u32 max_sessions) {
-    // TODO(Subv): Implement named ports.
-    ASSERT_MSG(name == nullptr, "Named ports are currently unimplemented");
-
-    using Kernel::ServerPort;
-    using Kernel::ClientPort;
-
-    auto ports = ServerPort::CreatePortPair(max_sessions);
-    CASCADE_RESULT(*client_port, Kernel::g_handle_table.Create(
-                                     std::move(std::get<SharedPtr<ClientPort>>(ports))));
-    // Note: The 3DS kernel also leaks the client port handle if the server port handle fails to be
-    // created.
-    CASCADE_RESULT(*server_port, Kernel::g_handle_table.Create(
-                                     std::move(std::get<SharedPtr<ServerPort>>(ports))));
-
-    LOG_TRACE(Kernel_SVC, "called max_sessions=%u", max_sessions);
-    return RESULT_SUCCESS;
-}
-
-static ResultCode CreateSessionToPort(Handle* out_client_session, Handle client_port_handle) {
-    using Kernel::ClientPort;
-    SharedPtr<ClientPort> client_port = Kernel::g_handle_table.Get<ClientPort>(client_port_handle);
-    if (client_port == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    CASCADE_RESULT(auto session, client_port->Connect());
-    CASCADE_RESULT(*out_client_session, Kernel::g_handle_table.Create(std::move(session)));
-    return RESULT_SUCCESS;
-}
-
-static ResultCode CreateSession(Handle* server_session, Handle* client_session) {
-    auto sessions = Kernel::ServerSession::CreateSessionPair();
-
-    auto& server = std::get<SharedPtr<Kernel::ServerSession>>(sessions);
-    CASCADE_RESULT(*server_session, Kernel::g_handle_table.Create(std::move(server)));
-
-    auto& client = std::get<SharedPtr<Kernel::ClientSession>>(sessions);
-    CASCADE_RESULT(*client_session, Kernel::g_handle_table.Create(std::move(client)));
-
-    LOG_TRACE(Kernel_SVC, "called");
-    return RESULT_SUCCESS;
-}
-
-static ResultCode AcceptSession(Handle* out_server_session, Handle server_port_handle) {
-    using Kernel::ServerPort;
-    SharedPtr<ServerPort> server_port = Kernel::g_handle_table.Get<ServerPort>(server_port_handle);
-    if (server_port == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    CASCADE_RESULT(auto session, server_port->Accept());
-    CASCADE_RESULT(*out_server_session, Kernel::g_handle_table.Create(std::move(session)));
-    return RESULT_SUCCESS;
-}
-
-static ResultCode GetSystemInfo(s64* out, u32 type, s32 param) {
-    using Kernel::MemoryRegion;
-
-    LOG_TRACE(Kernel_SVC, "called type=%u param=%d", type, param);
-
-    switch ((SystemInfoType)type) {
-    case SystemInfoType::REGION_MEMORY_USAGE:
-        switch ((SystemInfoMemUsageRegion)param) {
-        case SystemInfoMemUsageRegion::ALL:
-            *out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::APPLICATION)->used +
-                   Kernel::GetMemoryRegion(Kernel::MemoryRegion::SYSTEM)->used +
-                   Kernel::GetMemoryRegion(Kernel::MemoryRegion::BASE)->used;
-            break;
-        case SystemInfoMemUsageRegion::APPLICATION:
-            *out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::APPLICATION)->used;
-            break;
-        case SystemInfoMemUsageRegion::SYSTEM:
-            *out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::SYSTEM)->used;
-            break;
-        case SystemInfoMemUsageRegion::BASE:
-            *out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::BASE)->used;
-            break;
-        default:
-            LOG_ERROR(Kernel_SVC, "unknown GetSystemInfo type=0 region: param=%d", param);
-            *out = 0;
-            break;
-        }
-        break;
-    case SystemInfoType::KERNEL_ALLOCATED_PAGES:
-        LOG_ERROR(Kernel_SVC, "unimplemented GetSystemInfo type=2 param=%d", param);
-        *out = 0;
-        break;
-    case SystemInfoType::KERNEL_SPAWNED_PIDS:
-        *out = 5;
-        break;
-    default:
-        LOG_ERROR(Kernel_SVC, "unknown GetSystemInfo type=%u param=%d", type, param);
-        *out = 0;
-        break;
-    }
-
-    // This function never returns an error, even if invalid parameters were passed.
-    return RESULT_SUCCESS;
-}
-
-static ResultCode GetProcessInfo(s64* out, Kernel::Handle process_handle, u32 type) {
-    LOG_TRACE(Kernel_SVC, "called process=0x%08X type=%u", process_handle, type);
-
-    using Kernel::Process;
-    Kernel::SharedPtr<Process> process = Kernel::g_handle_table.Get<Process>(process_handle);
-    if (process == nullptr)
-        return ERR_INVALID_HANDLE;
-
-    switch (type) {
-    case 0:
-    case 2:
-        // TODO(yuriks): Type 0 returns a slightly higher number than type 2, but I'm not sure
-        // what's the difference between them.
-        *out = process->heap_used + process->linear_heap_used + process->misc_memory_used;
-        if (*out % Memory::PAGE_SIZE != 0) {
-            LOG_ERROR(Kernel_SVC, "called, memory size not page-aligned");
-            return Kernel::ERR_MISALIGNED_SIZE;
-        }
-        break;
-    case 1:
-    case 3:
-    case 4:
-    case 5:
-    case 6:
-    case 7:
-    case 8:
-        // These are valid, but not implemented yet
-        LOG_ERROR(Kernel_SVC, "unimplemented GetProcessInfo type=%u", type);
-        break;
-    case 20:
-        *out = Memory::FCRAM_PADDR - process->GetLinearHeapBase();
-        break;
-    case 21:
-    case 22:
-    case 23:
-        // These return a different error value than higher invalid values
-        LOG_ERROR(Kernel_SVC, "unknown GetProcessInfo type=%u", type);
-        return Kernel::ERR_NOT_IMPLEMENTED;
-    default:
-        LOG_ERROR(Kernel_SVC, "unknown GetProcessInfo type=%u", type);
-        return Kernel::ERR_INVALID_ENUM_VALUE;
-    }
-
-    return RESULT_SUCCESS;
+/// Close a handle
+static ResultCode CloseHandle(Kernel::Handle handle) {
+    LOG_TRACE(Kernel_SVC, "Closing handle 0x%08X", handle);
+    return Kernel::g_handle_table.Close(handle);
 }
 
 namespace {
@@ -1188,135 +179,137 @@ struct FunctionDef {
     Func* func;
     const char* name;
 };
-}
+} // namespace
 
 static const FunctionDef SVC_Table[] = {
     {0x00, nullptr, "Unknown"},
-    {0x01, HLE::Wrap<ControlMemory>, "ControlMemory"},
-    {0x02, HLE::Wrap<QueryMemory>, "QueryMemory"},
-    {0x03, nullptr, "ExitProcess"},
-    {0x04, nullptr, "GetProcessAffinityMask"},
-    {0x05, nullptr, "SetProcessAffinityMask"},
-    {0x06, nullptr, "GetProcessIdealProcessor"},
-    {0x07, nullptr, "SetProcessIdealProcessor"},
-    {0x08, HLE::Wrap<CreateThread>, "CreateThread"},
-    {0x09, ExitThread, "ExitThread"},
-    {0x0A, HLE::Wrap<SleepThread>, "SleepThread"},
-    {0x0B, HLE::Wrap<GetThreadPriority>, "GetThreadPriority"},
-    {0x0C, HLE::Wrap<SetThreadPriority>, "SetThreadPriority"},
-    {0x0D, nullptr, "GetThreadAffinityMask"},
-    {0x0E, nullptr, "SetThreadAffinityMask"},
-    {0x0F, nullptr, "GetThreadIdealProcessor"},
-    {0x10, nullptr, "SetThreadIdealProcessor"},
-    {0x11, nullptr, "GetCurrentProcessorNumber"},
-    {0x12, nullptr, "Run"},
-    {0x13, HLE::Wrap<CreateMutex>, "CreateMutex"},
-    {0x14, HLE::Wrap<ReleaseMutex>, "ReleaseMutex"},
-    {0x15, HLE::Wrap<CreateSemaphore>, "CreateSemaphore"},
-    {0x16, HLE::Wrap<ReleaseSemaphore>, "ReleaseSemaphore"},
-    {0x17, HLE::Wrap<CreateEvent>, "CreateEvent"},
-    {0x18, HLE::Wrap<SignalEvent>, "SignalEvent"},
-    {0x19, HLE::Wrap<ClearEvent>, "ClearEvent"},
-    {0x1A, HLE::Wrap<CreateTimer>, "CreateTimer"},
-    {0x1B, HLE::Wrap<SetTimer>, "SetTimer"},
-    {0x1C, HLE::Wrap<CancelTimer>, "CancelTimer"},
-    {0x1D, HLE::Wrap<ClearTimer>, "ClearTimer"},
-    {0x1E, HLE::Wrap<CreateMemoryBlock>, "CreateMemoryBlock"},
-    {0x1F, HLE::Wrap<MapMemoryBlock>, "MapMemoryBlock"},
-    {0x20, HLE::Wrap<UnmapMemoryBlock>, "UnmapMemoryBlock"},
-    {0x21, HLE::Wrap<CreateAddressArbiter>, "CreateAddressArbiter"},
-    {0x22, HLE::Wrap<ArbitrateAddress>, "ArbitrateAddress"},
-    {0x23, HLE::Wrap<CloseHandle>, "CloseHandle"},
-    {0x24, HLE::Wrap<WaitSynchronization1>, "WaitSynchronization1"},
-    {0x25, HLE::Wrap<WaitSynchronizationN>, "WaitSynchronizationN"},
-    {0x26, nullptr, "SignalAndWait"},
-    {0x27, HLE::Wrap<DuplicateHandle>, "DuplicateHandle"},
-    {0x28, HLE::Wrap<GetSystemTick>, "GetSystemTick"},
-    {0x29, nullptr, "GetHandleInfo"},
-    {0x2A, HLE::Wrap<GetSystemInfo>, "GetSystemInfo"},
-    {0x2B, HLE::Wrap<GetProcessInfo>, "GetProcessInfo"},
-    {0x2C, nullptr, "GetThreadInfo"},
-    {0x2D, HLE::Wrap<ConnectToPort>, "ConnectToPort"},
-    {0x2E, nullptr, "SendSyncRequest1"},
-    {0x2F, nullptr, "SendSyncRequest2"},
-    {0x30, nullptr, "SendSyncRequest3"},
-    {0x31, nullptr, "SendSyncRequest4"},
-    {0x32, HLE::Wrap<SendSyncRequest>, "SendSyncRequest"},
-    {0x33, nullptr, "OpenProcess"},
-    {0x34, nullptr, "OpenThread"},
-    {0x35, HLE::Wrap<GetProcessId>, "GetProcessId"},
-    {0x36, HLE::Wrap<GetProcessIdOfThread>, "GetProcessIdOfThread"},
-    {0x37, HLE::Wrap<GetThreadId>, "GetThreadId"},
-    {0x38, HLE::Wrap<GetResourceLimit>, "GetResourceLimit"},
-    {0x39, HLE::Wrap<GetResourceLimitLimitValues>, "GetResourceLimitLimitValues"},
-    {0x3A, HLE::Wrap<GetResourceLimitCurrentValues>, "GetResourceLimitCurrentValues"},
-    {0x3B, nullptr, "GetThreadContext"},
-    {0x3C, HLE::Wrap<Break>, "Break"},
-    {0x3D, HLE::Wrap<OutputDebugString>, "OutputDebugString"},
-    {0x3E, nullptr, "ControlPerformanceCounter"},
+    {0x01, nullptr, "svcSetHeapSize"},
+    {0x02, nullptr, "svcSetMemoryPermission"},
+    {0x03, nullptr, "svcSetMemoryAttribute"},
+    {0x04, nullptr, "svcMapMemory"},
+    {0x05, nullptr, "svcUnmapMemory"},
+    {0x06, HLE::Wrap<QueryMemory>, "svcQueryMemory"},
+    {0x07, nullptr, "svcExitProcess"},
+    {0x08, nullptr, "svcCreateThread"},
+    {0x09, nullptr, "svcStartThread"},
+    {0x0A, nullptr, "svcExitThread"},
+    {0x0B, HLE::Wrap<SleepThread>, "svcSleepThread"},
+    {0x0C, HLE::Wrap<GetThreadPriority>, "svcGetThreadPriority"},
+    {0x0D, nullptr, "svcSetThreadPriority"},
+    {0x0E, nullptr, "svcGetThreadCoreMask"},
+    {0x0F, nullptr, "svcSetThreadCoreMask"},
+    {0x10, nullptr, "svcGetCurrentProcessorNumber"},
+    {0x11, nullptr, "svcSignalEvent"},
+    {0x12, nullptr, "svcClearEvent"},
+    {0x13, nullptr, "svcMapSharedMemory"},
+    {0x14, nullptr, "svcUnmapSharedMemory"},
+    {0x15, nullptr, "svcCreateTransferMemory"},
+    {0x16, HLE::Wrap<CloseHandle>, "svcCloseHandle"},
+    {0x17, nullptr, "svcResetSignal"},
+    {0x18, nullptr, "svcWaitSynchronization"},
+    {0x19, nullptr, "svcCancelSynchronization"},
+    {0x1A, nullptr, "svcLockMutex"},
+    {0x1B, nullptr, "svcUnlockMutex"},
+    {0x1C, nullptr, "svcWaitProcessWideKeyAtomic"},
+    {0x1D, HLE::Wrap<SignalProcessWideKey>, "svcSignalProcessWideKey"},
+    {0x1E, nullptr, "svcGetSystemTick"},
+    {0x1F, HLE::Wrap<ConnectToPort>, "svcConnectToPort"},
+    {0x20, nullptr, "svcSendSyncRequestLight"},
+    {0x21, HLE::Wrap<SendSyncRequest>, "svcSendSyncRequest"},
+    {0x22, nullptr, "svcSendSyncRequestWithUserBuffer"},
+    {0x23, nullptr, "svcSendAsyncRequestWithUserBuffer"},
+    {0x24, nullptr, "svcGetProcessId"},
+    {0x25, nullptr, "svcGetThreadId"},
+    {0x26, HLE::Wrap<Break>, "svcBreak"},
+    {0x27, HLE::Wrap<OutputDebugString>, "svcOutputDebugString"},
+    {0x28, nullptr, "svcReturnFromException"},
+    {0x29, HLE::Wrap<GetInfo>, "svcGetInfo"},
+    {0x2A, nullptr, "svcFlushEntireDataCache"},
+    {0x2B, nullptr, "svcFlushDataCache"},
+    {0x2C, nullptr, "svcMapPhysicalMemory"},
+    {0x2D, nullptr, "svcUnmapPhysicalMemory"},
+    {0x2E, nullptr, "Unknown"},
+    {0x2F, nullptr, "svcGetLastThreadInfo"},
+    {0x30, nullptr, "svcGetResourceLimitLimitValue"},
+    {0x31, nullptr, "svcGetResourceLimitCurrentValue"},
+    {0x32, nullptr, "svcSetThreadActivity"},
+    {0x33, nullptr, "svcGetThreadContext"},
+    {0x34, nullptr, "Unknown"},
+    {0x35, nullptr, "Unknown"},
+    {0x36, nullptr, "Unknown"},
+    {0x37, nullptr, "Unknown"},
+    {0x38, nullptr, "Unknown"},
+    {0x39, nullptr, "Unknown"},
+    {0x3A, nullptr, "Unknown"},
+    {0x3B, nullptr, "Unknown"},
+    {0x3C, nullptr, "svcDumpInfo"},
+    {0x3D, nullptr, "Unknown"},
+    {0x3E, nullptr, "Unknown"},
     {0x3F, nullptr, "Unknown"},
-    {0x40, nullptr, "Unknown"},
-    {0x41, nullptr, "Unknown"},
-    {0x42, nullptr, "Unknown"},
-    {0x43, nullptr, "Unknown"},
-    {0x44, nullptr, "Unknown"},
-    {0x45, nullptr, "Unknown"},
+    {0x40, nullptr, "svcCreateSession"},
+    {0x41, nullptr, "svcAcceptSession"},
+    {0x42, nullptr, "svcReplyAndReceiveLight"},
+    {0x43, nullptr, "svcReplyAndReceive"},
+    {0x44, nullptr, "svcReplyAndReceiveWithUserBuffer"},
+    {0x45, nullptr, "svcCreateEvent"},
     {0x46, nullptr, "Unknown"},
-    {0x47, HLE::Wrap<CreatePort>, "CreatePort"},
-    {0x48, HLE::Wrap<CreateSessionToPort>, "CreateSessionToPort"},
-    {0x49, HLE::Wrap<CreateSession>, "CreateSession"},
-    {0x4A, HLE::Wrap<AcceptSession>, "AcceptSession"},
-    {0x4B, nullptr, "ReplyAndReceive1"},
-    {0x4C, nullptr, "ReplyAndReceive2"},
-    {0x4D, nullptr, "ReplyAndReceive3"},
-    {0x4E, nullptr, "ReplyAndReceive4"},
-    {0x4F, HLE::Wrap<ReplyAndReceive>, "ReplyAndReceive"},
-    {0x50, nullptr, "BindInterrupt"},
-    {0x51, nullptr, "UnbindInterrupt"},
-    {0x52, nullptr, "InvalidateProcessDataCache"},
-    {0x53, nullptr, "StoreProcessDataCache"},
-    {0x54, nullptr, "FlushProcessDataCache"},
-    {0x55, nullptr, "StartInterProcessDma"},
-    {0x56, nullptr, "StopDma"},
-    {0x57, nullptr, "GetDmaState"},
-    {0x58, nullptr, "RestartDma"},
-    {0x59, nullptr, "Unknown"},
-    {0x5A, nullptr, "Unknown"},
-    {0x5B, nullptr, "Unknown"},
-    {0x5C, nullptr, "Unknown"},
-    {0x5D, nullptr, "Unknown"},
-    {0x5E, nullptr, "Unknown"},
-    {0x5F, nullptr, "Unknown"},
-    {0x60, nullptr, "DebugActiveProcess"},
-    {0x61, nullptr, "BreakDebugProcess"},
-    {0x62, nullptr, "TerminateDebugProcess"},
-    {0x63, nullptr, "GetProcessDebugEvent"},
-    {0x64, nullptr, "ContinueDebugEvent"},
-    {0x65, nullptr, "GetProcessList"},
-    {0x66, nullptr, "GetThreadList"},
-    {0x67, nullptr, "GetDebugThreadContext"},
-    {0x68, nullptr, "SetDebugThreadContext"},
-    {0x69, nullptr, "QueryDebugProcessMemory"},
-    {0x6A, nullptr, "ReadProcessMemory"},
-    {0x6B, nullptr, "WriteProcessMemory"},
-    {0x6C, nullptr, "SetHardwareBreakPoint"},
-    {0x6D, nullptr, "GetDebugThreadParam"},
+    {0x47, nullptr, "Unknown"},
+    {0x48, nullptr, "Unknown"},
+    {0x49, nullptr, "Unknown"},
+    {0x4A, nullptr, "Unknown"},
+    {0x4B, nullptr, "Unknown"},
+    {0x4C, nullptr, "Unknown"},
+    {0x4D, nullptr, "svcSleepSystem"},
+    {0x4E, nullptr, "svcReadWriteRegister"},
+    {0x4F, nullptr, "svcSetProcessActivity"},
+    {0x50, nullptr, "svcCreateSharedMemory"},
+    {0x51, nullptr, "svcMapTransferMemory"},
+    {0x52, nullptr, "svcUnmapTransferMemory"},
+    {0x53, nullptr, "svcCreateInterruptEvent"},
+    {0x54, nullptr, "svcQueryPhysicalAddress"},
+    {0x55, nullptr, "svcQueryIoMapping"},
+    {0x56, nullptr, "svcCreateDeviceAddressSpace"},
+    {0x57, nullptr, "svcAttachDeviceAddressSpace"},
+    {0x58, nullptr, "svcDetachDeviceAddressSpace"},
+    {0x59, nullptr, "svcMapDeviceAddressSpaceByForce"},
+    {0x5A, nullptr, "svcMapDeviceAddressSpaceAligned"},
+    {0x5B, nullptr, "svcMapDeviceAddressSpace"},
+    {0x5C, nullptr, "svcUnmapDeviceAddressSpace"},
+    {0x5D, nullptr, "svcInvalidateProcessDataCache"},
+    {0x5E, nullptr, "svcStoreProcessDataCache"},
+    {0x5F, nullptr, "svcFlushProcessDataCache"},
+    {0x60, nullptr, "svcDebugActiveProcess"},
+    {0x61, nullptr, "svcBreakDebugProcess"},
+    {0x62, nullptr, "svcTerminateDebugProcess"},
+    {0x63, nullptr, "svcGetDebugEvent"},
+    {0x64, nullptr, "svcContinueDebugEvent"},
+    {0x65, nullptr, "svcGetProcessList"},
+    {0x66, nullptr, "svcGetThreadList"},
+    {0x67, nullptr, "svcGetDebugThreadContext"},
+    {0x68, nullptr, "svcSetDebugThreadContext"},
+    {0x69, nullptr, "svcQueryDebugProcessMemory"},
+    {0x6A, nullptr, "svcReadDebugProcessMemory"},
+    {0x6B, nullptr, "svcWriteDebugProcessMemory"},
+    {0x6C, nullptr, "svcSetHardwareBreakPoint"},
+    {0x6D, nullptr, "svcGetDebugThreadParam"},
     {0x6E, nullptr, "Unknown"},
     {0x6F, nullptr, "Unknown"},
-    {0x70, nullptr, "ControlProcessMemory"},
-    {0x71, nullptr, "MapProcessMemory"},
-    {0x72, nullptr, "UnmapProcessMemory"},
-    {0x73, nullptr, "CreateCodeSet"},
-    {0x74, nullptr, "RandomStub"},
-    {0x75, nullptr, "CreateProcess"},
-    {0x76, nullptr, "TerminateProcess"},
-    {0x77, nullptr, "SetProcessResourceLimits"},
-    {0x78, nullptr, "CreateResourceLimit"},
-    {0x79, nullptr, "SetResourceLimitValues"},
-    {0x7A, nullptr, "AddCodeSegment"},
-    {0x7B, nullptr, "Backdoor"},
-    {0x7C, nullptr, "KernelSetState"},
-    {0x7D, HLE::Wrap<QueryProcessMemory>, "QueryProcessMemory"},
+    {0x70, nullptr, "svcCreatePort"},
+    {0x71, nullptr, "svcManageNamedPort"},
+    {0x72, nullptr, "svcConnectToPort"},
+    {0x73, nullptr, "svcSetProcessMemoryPermission"},
+    {0x74, nullptr, "svcMapProcessMemory"},
+    {0x75, nullptr, "svcUnmapProcessMemory"},
+    {0x76, nullptr, "svcQueryProcessMemory"},
+    {0x77, nullptr, "svcMapProcessCodeMemory"},
+    {0x78, nullptr, "svcUnmapProcessCodeMemory"},
+    {0x79, nullptr, "svcCreateProcess"},
+    {0x7A, nullptr, "svcStartProcess"},
+    {0x7B, nullptr, "svcTerminateProcess"},
+    {0x7C, nullptr, "svcGetProcessInfo"},
+    {0x7D, nullptr, "svcCreateResourceLimit"},
+    {0x7E, nullptr, "svcSetResourceLimitLimitValue"},
+    {0x7F, nullptr, "svcCallSecureMonitor"},
 };
 
 static const FunctionDef* GetSVCInfo(u32 func_num) {
@@ -1332,14 +325,21 @@ MICROPROFILE_DEFINE(Kernel_SVC, "Kernel", "SVC", MP_RGB(70, 200, 70));
 void CallSVC(u32 immediate) {
     MICROPROFILE_SCOPE(Kernel_SVC);
 
+    // Lock the global kernel mutex when we enter the kernel HLE.
+    std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock);
+
     const FunctionDef* info = GetSVCInfo(immediate);
     if (info) {
         if (info->func) {
             info->func();
         } else {
-            LOG_ERROR(Kernel_SVC, "unimplemented SVC function %s(..)", info->name);
+            LOG_CRITICAL(Kernel_SVC, "unimplemented SVC function %s(..)", info->name);
         }
+    } else {
+        LOG_CRITICAL(Kernel_SVC, "unknown SVC function 0x%x", immediate);
     }
+
+    LOG_CRITICAL(Kernel_SVC, "PC = 0x%08X", Core::CPU().GetPC());
 }
 
-} // namespace
+} // namespace SVC