summaryrefslogtreecommitdiffstats
path: root/src/core/hle/svc.cpp
blob: a9a1a32441cf81f64d66b8922c26e663e0209627 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.

#include <map>

#include "common/logging/log.h"
#include "common/microprofile.h"
#include "common/string_util.h"
#include "common/symbols.h"

#include "core/core_timing.h"
#include "core/arm/arm_interface.h"

#include "core/hle/kernel/address_arbiter.h"
#include "core/hle/kernel/event.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/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/function_wrappers.h"
#include "core/hle/result.h"
#include "core/hle/service/service.h"

////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace SVC

using Kernel::SharedPtr;
using Kernel::ERR_INVALID_HANDLE;

namespace SVC {

const ResultCode ERR_NOT_FOUND(ErrorDescription::NotFound, ErrorModule::Kernel,
        ErrorSummary::NotFound, ErrorLevel::Permanent); // 0xD88007FA
const ResultCode ERR_PORT_NAME_TOO_LONG(ErrorDescription(30), ErrorModule::OS,
        ErrorSummary::InvalidArgument, ErrorLevel::Usage); // 0xE0E0181E

const ResultCode ERR_MISALIGNED_ADDRESS{ // 0xE0E01BF1
        ErrorDescription::MisalignedAddress, ErrorModule::OS,
        ErrorSummary::InvalidArgument, ErrorLevel::Usage};
const ResultCode ERR_MISALIGNED_SIZE{ // 0xE0E01BF2
        ErrorDescription::MisalignedSize, ErrorModule::OS,
        ErrorSummary::InvalidArgument, ErrorLevel::Usage};
const ResultCode ERR_INVALID_COMBINATION{ // 0xE0E01BEE
        ErrorDescription::InvalidCombination, ErrorModule::OS,
        ErrorSummary::InvalidArgument, ErrorLevel::Usage};

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:
    {
        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(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);

    // TODO(Subv): The same process that created a SharedMemory object can not map it in its own address space

    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(addr, permissions_type,
                static_cast<MemoryPermission>(other_permissions));
    default:
        LOG_ERROR(Kernel_SVC, "unknown permissions=0x%08X", permissions);
    }

    return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
}

static ResultCode UnmapMemoryBlock(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(addr);
}

/// Connect to an OS service given the port name, returns the handle to the port to out
static ResultCode ConnectToPort(Handle* out_handle, const char* port_name) {
    if (port_name == nullptr)
        return ERR_NOT_FOUND;
    if (std::strlen(port_name) > 11)
        return ERR_PORT_NAME_TOO_LONG;

    LOG_TRACE(Kernel_SVC, "called port_name=%s", port_name);

    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);
        return ERR_NOT_FOUND;
    }

    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(it->second));
    return RESULT_SUCCESS;
}

/// Synchronize to an OS service
static ResultCode SendSyncRequest(Handle handle) {
    SharedPtr<Kernel::Session> session = Kernel::g_handle_table.Get<Kernel::Session>(handle);
    if (session == nullptr) {
        return ERR_INVALID_HANDLE;
    }

    LOG_TRACE(Kernel_SVC, "called handle=0x%08X(%s)", handle, session->GetName().c_str());

    return session->SyncRequest().Code();
}

/// Close a handle
static ResultCode CloseHandle(Handle handle) {
    LOG_TRACE(Kernel_SVC, "Closing handle 0x%08X", handle);
    return Kernel::g_handle_table.Close(handle);
}

/// Wait for a handle to synchronize, timeout after the specified nanoseconds
static ResultCode WaitSynchronization1(Handle handle, s64 nano_seconds) {
    auto object = Kernel::g_handle_table.GetWaitObject(handle);
    Kernel::Thread* thread = Kernel::GetCurrentThread();

    thread->waitsynch_waited = false;

    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);

    HLE::Reschedule(__func__);

    // Check for next thread to schedule
    if (object->ShouldWait()) {

        object->AddWaitingThread(thread);
        Kernel::WaitCurrentThread_WaitSynchronization({ object }, false, false);

        // Create an event to wake the thread up after the specified nanosecond delay has passed
        thread->WakeAfterDelay(nano_seconds);

        // NOTE: output of this SVC will be set later depending on how the thread resumes
        return HLE::RESULT_INVALID;
    }

    object->Acquire();

    return RESULT_SUCCESS;
}

/// Wait for the given handles to synchronize, timeout after the specified nanoseconds
static ResultCode WaitSynchronizationN(s32* out, Handle* handles, s32 handle_count, bool wait_all, s64 nano_seconds) {
    bool wait_thread = !wait_all;
    int handle_index = 0;
    Kernel::Thread* thread = Kernel::GetCurrentThread();
    bool was_waiting = thread->waitsynch_waited;
    thread->waitsynch_waited = false;

    // Check if 'handles' is invalid
    if (handles == nullptr)
        return ResultCode(ErrorDescription::InvalidPointer, ErrorModule::Kernel, ErrorSummary::InvalidArgument, ErrorLevel::Permanent);

    // 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!");

    // Check if 'handle_count' is invalid
    if (handle_count < 0)
        return ResultCode(ErrorDescription::OutOfRange, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);

    // If 'handle_count' is non-zero, iterate through each handle and wait the current thread if
    // necessary
    if (handle_count != 0) {
        bool selected = false; // True once an object has been selected

        Kernel::SharedPtr<Kernel::WaitObject> wait_object;

        for (int i = 0; i < handle_count; ++i) {
            auto object = Kernel::g_handle_table.GetWaitObject(handles[i]);
            if (object == nullptr)
                return ERR_INVALID_HANDLE;

            // Check if the current thread should wait on this object...
            if (object->ShouldWait()) {

                // Check we are waiting on all objects...
                if (wait_all)
                    // Wait the thread
                    wait_thread = true;
            } else {
                // Do not wait on this object, check if this object should be selected...
                if (!wait_all && (!selected || (wait_object == object && was_waiting))) {
                    // Do not wait the thread
                    wait_thread = false;
                    handle_index = i;
                    wait_object = object;
                    selected = true;
                }
            }
        }
    } else {
        // If no handles were passed in, put the thread to sleep only when 'wait_all' is false
        // NOTE: This should deadlock the current thread if no timeout was specified
        if (!wait_all) {
            wait_thread = true;
        }
    }

    HLE::Reschedule(__func__);

    // If thread should wait, then set its state to waiting and then reschedule...
    if (wait_thread) {

        // Actually wait the current thread on each object if we decided to wait...
        std::vector<SharedPtr<Kernel::WaitObject>> wait_objects;
        wait_objects.reserve(handle_count);

        for (int i = 0; i < handle_count; ++i) {
            auto object = Kernel::g_handle_table.GetWaitObject(handles[i]);
            object->AddWaitingThread(Kernel::GetCurrentThread());
            wait_objects.push_back(object);
        }

        Kernel::WaitCurrentThread_WaitSynchronization(std::move(wait_objects), true, wait_all);

        // Create an event to wake the thread up after the specified nanosecond delay has passed
        Kernel::GetCurrentThread()->WakeAfterDelay(nano_seconds);

        // NOTE: output of this SVC will be set later depending on how the thread resumes
        return HLE::RESULT_INVALID;
    }

    // Acquire objects if we did not wait...
    for (int i = 0; i < handle_count; ++i) {
        auto object = Kernel::g_handle_table.GetWaitObject(handles[i]);

        // Acquire the object if it is not waiting...
        if (!object->ShouldWait()) {
            object->Acquire();

            // If this was the first non-waiting object and 'wait_all' is false, don't acquire
            // any other objects
            if (!wait_all)
                break;
        }
    }

    // TODO(bunnei): If 'wait_all' is true, this is probably wrong. However, real hardware does
    // not seem to set it to any meaningful value.
    *out = handle_count != 0 ? (wait_all ? -1 : handle_index) : 0;

    return RESULT_SUCCESS;
}

/// Create an address arbiter (to allocate access to shared resources)
static ResultCode CreateAddressArbiter(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(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);

    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) {
    LOG_DEBUG(Debug_Emulated, "%s", string);
}

/// Get resource limit
static ResultCode GetResourceLimit(Handle* resource_limit, 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, 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, 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(Handle* out_handle, s32 priority, u32 entry_point, u32 arg, u32 stack_top, s32 processor_id) {
    using Kernel::Thread;

    std::string name;
    if (Symbols::HasSymbol(entry_point)) {
        TSymbol symbol = Symbols::GetSymbol(entry_point);
        name = symbol.name;
    } else {
        name = Common::StringFromFormat("unknown-%08x", entry_point);
    }

    // TODO(bunnei): Implement resource limits to return an error code instead of the below assert.
    // The error code should be: Description::NotAuthorized, Module::OS, Summary::WrongArgument,
    // Level::Permanent
    ASSERT_MSG(priority >= THREADPRIO_USERLAND_MAX, "Unexpected thread priority!");

    if (priority > THREADPRIO_LOWEST) {
        return ResultCode(ErrorDescription::OutOfRange, ErrorModule::OS,
                          ErrorSummary::InvalidArgument, ErrorLevel::Usage);
    }

    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;
    }

    CASCADE_RESULT(SharedPtr<Thread> thread, Kernel::Thread::Create(
            name, entry_point, priority, arg, processor_id, stack_top));
    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(thread)));

    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::g_app_core->GetPC());

    Kernel::GetCurrentThread()->Stop();
}

/// Gets the priority for the specified thread
static ResultCode GetThreadPriority(s32* priority, Handle 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(Handle handle, s32 priority) {
    SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
    if (thread == nullptr)
        return ERR_INVALID_HANDLE;

    thread->SetPriority(priority);
    return RESULT_SUCCESS;
}

/// Create a mutex
static ResultCode CreateMutex(Handle* out_handle, u32 initial_locked) {
    using Kernel::Mutex;

    SharedPtr<Mutex> mutex = Mutex::Create(initial_locked != 0);
    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(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, 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, 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, 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(Handle* out_handle, s32 initial_count, s32 max_count) {
    using Kernel::Semaphore;

    CASCADE_RESULT(SharedPtr<Semaphore> semaphore, Semaphore::Create(initial_count, max_count));
    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, 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));

    return RESULT_SUCCESS;
}

/// Query process memory
static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* page_info, Handle process_handle, u32 addr) {
    using Kernel::Process;
    Kernel::SharedPtr<Process> process = Kernel::g_handle_table.Get<Process>(process_handle);
    if (process == nullptr)
        return ERR_INVALID_HANDLE;

    auto vma = process->vm_manager.FindVMA(addr);

    if (vma == Kernel::g_current_process->vm_manager.vma_map.end())
        return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);

    memory_info->base_address = vma->second.base;
    memory_info->permission = static_cast<u32>(vma->second.permissions);
    memory_info->size = vma->second.size;
    memory_info->state = static_cast<u32>(vma->second.meminfo_state);

    page_info->flags = 0;
    LOG_TRACE(Kernel_SVC, "called process=0x%08X addr=0x%08X", process_handle, addr);
    return RESULT_SUCCESS;
}

/// Query memory
static ResultCode QueryMemory(MemoryInfo* memory_info, PageInfo* page_info, u32 addr) {
    return QueryProcessMemory(memory_info, page_info, Kernel::CurrentProcess, addr);
}

/// Create an event
static ResultCode CreateEvent(Handle* out_handle, u32 reset_type) {
    using Kernel::Event;

    SharedPtr<Event> evt = Event::Create(static_cast<Kernel::ResetType>(reset_type));
    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(Handle* out, 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(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(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(Handle* out_handle, u32 reset_type) {
    using Kernel::Timer;

    SharedPtr<Timer> timer = Timer::Create(static_cast<Kernel::ResetType>(reset_type));
    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(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(Handle handle, s64 initial, s64 interval) {
    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->Set(initial, interval);

    return RESULT_SUCCESS;
}

/// Cancels a timer
static ResultCode CancelTimer(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);

    // Sleep current thread and check for next thread to schedule
    Kernel::WaitCurrentThread_Sleep();

    // Create an event to wake the thread up after the specified nanosecond delay has passed
    Kernel::GetCurrentThread()->WakeAfterDelay(nanoseconds);
}

/// 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::g_app_core->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(Handle* out_handle, u32 addr, u32 size, u32 my_permission,
        u32 other_permission) {
    using Kernel::SharedMemory;

    if (size % Memory::PAGE_SIZE != 0)
        return ResultCode(ErrorDescription::MisalignedSize, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);

    // TODO(Subv): Return E0A01BF5 if the address is not in the application's heap

    // TODO(Subv): Implement this function properly

    using Kernel::MemoryPermission;
    SharedPtr<SharedMemory> shared_memory = SharedMemory::Create(size,
            (MemoryPermission)my_permission, (MemoryPermission)other_permission);
    // Map the SharedMemory to the specified address
    shared_memory->base_address = addr;
    CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(shared_memory)));

    LOG_WARNING(Kernel_SVC, "(STUBBED) called addr=0x%08X", addr);
    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, 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;
        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;
    default:
        LOG_ERROR(Kernel_SVC, "unknown GetProcessInfo type=%u", type);

        if (type >= 21 && type <= 23) {
            return ResultCode( // 0xE0E01BF4
                    ErrorDescription::NotImplemented, ErrorModule::OS,
                    ErrorSummary::InvalidArgument, ErrorLevel::Usage);
        } else {
            return ResultCode( // 0xD8E007ED
                    ErrorDescription::InvalidEnumValue, ErrorModule::Kernel,
                    ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
        }
        break;
    }

    return RESULT_SUCCESS;
}

namespace {
    struct FunctionDef {
        using Func = void();

        u32         id;
        Func*       func;
        const char* name;
    };
}

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"},
    {0x3F, nullptr,                         "Unknown"},
    {0x40, nullptr,                         "Unknown"},
    {0x41, nullptr,                         "Unknown"},
    {0x42, nullptr,                         "Unknown"},
    {0x43, nullptr,                         "Unknown"},
    {0x44, nullptr,                         "Unknown"},
    {0x45, nullptr,                         "Unknown"},
    {0x46, nullptr,                         "Unknown"},
    {0x47, nullptr,                         "CreatePort"},
    {0x48, nullptr,                         "CreateSessionToPort"},
    {0x49, nullptr,                         "CreateSession"},
    {0x4A, nullptr,                         "AcceptSession"},
    {0x4B, nullptr,                         "ReplyAndReceive1"},
    {0x4C, nullptr,                         "ReplyAndReceive2"},
    {0x4D, nullptr,                         "ReplyAndReceive3"},
    {0x4E, nullptr,                         "ReplyAndReceive4"},
    {0x4F, nullptr,                         "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"},
    {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"},
};

static const FunctionDef* GetSVCInfo(u32 func_num) {
    if (func_num >= ARRAY_SIZE(SVC_Table)) {
        LOG_ERROR(Kernel_SVC, "unknown svc=0x%02X", func_num);
        return nullptr;
    }
    return &SVC_Table[func_num];
}

MICROPROFILE_DEFINE(Kernel_SVC, "Kernel", "SVC", MP_RGB(70, 200, 70));

void CallSVC(u32 immediate) {
    MICROPROFILE_SCOPE(Kernel_SVC);

    const FunctionDef* info = GetSVCInfo(immediate);
    if (info) {
        if (info->func) {
            info->func();
        } else {
            LOG_ERROR(Kernel_SVC, "unimplemented SVC function %s(..)", info->name);
        }
    }
}

} // namespace