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	kernel/svc: Split implementations into separate files
This commit is contained in:
		@@ -298,7 +298,42 @@ add_library(core STATIC
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    hle/kernel/svc.h
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    hle/kernel/svc_common.h
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    hle/kernel/svc_types.h
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    hle/kernel/svc_wrap.h
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    hle/kernel/svc/svc_activity.cpp
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    hle/kernel/svc/svc_address_arbiter.cpp
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    hle/kernel/svc/svc_address_translation.cpp
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    hle/kernel/svc/svc_cache.cpp
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    hle/kernel/svc/svc_code_memory.cpp
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    hle/kernel/svc/svc_condition_variable.cpp
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    hle/kernel/svc/svc_debug.cpp
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    hle/kernel/svc/svc_debug_string.cpp
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    hle/kernel/svc/svc_device_address_space.cpp
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    hle/kernel/svc/svc_event.cpp
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    hle/kernel/svc/svc_exception.cpp
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    hle/kernel/svc/svc_info.cpp
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    hle/kernel/svc/svc_interrupt_event.cpp
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    hle/kernel/svc/svc_io_pool.cpp
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    hle/kernel/svc/svc_ipc.cpp
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    hle/kernel/svc/svc_kernel_debug.cpp
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    hle/kernel/svc/svc_light_ipc.cpp
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    hle/kernel/svc/svc_lock.cpp
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    hle/kernel/svc/svc_memory.cpp
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    hle/kernel/svc/svc_physical_memory.cpp
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    hle/kernel/svc/svc_port.cpp
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    hle/kernel/svc/svc_power_management.cpp
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    hle/kernel/svc/svc_process.cpp
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    hle/kernel/svc/svc_process_memory.cpp
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    hle/kernel/svc/svc_processor.cpp
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    hle/kernel/svc/svc_query_memory.cpp
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    hle/kernel/svc/svc_register.cpp
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    hle/kernel/svc/svc_resource_limit.cpp
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    hle/kernel/svc/svc_secure_monitor_call.cpp
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    hle/kernel/svc/svc_session.cpp
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    hle/kernel/svc/svc_shared_memory.cpp
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    hle/kernel/svc/svc_synchronization.cpp
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    hle/kernel/svc/svc_thread.cpp
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    hle/kernel/svc/svc_thread_profiler.cpp
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    hle/kernel/svc/svc_tick.cpp
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    hle/kernel/svc/svc_transfer_memory.cpp
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    hle/result.h
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    hle/service/acc/acc.cpp
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    hle/service/acc/acc.h
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												File diff suppressed because it is too large
												Load Diff
											
										
									
								
							@@ -4,6 +4,8 @@
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#pragma once
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#include "common/common_types.h"
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#include "core/hle/kernel/svc_types.h"
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#include "core/hle/result.h"
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namespace Core {
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class System;
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@@ -13,4 +15,158 @@ namespace Kernel::Svc {
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void Call(Core::System& system, u32 immediate);
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Result SetHeapSize(Core::System& system, VAddr* out_address, u64 size);
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Result SetMemoryPermission(Core::System& system, VAddr address, u64 size, MemoryPermission perm);
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Result SetMemoryAttribute(Core::System& system, VAddr address, u64 size, u32 mask, u32 attr);
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Result MapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size);
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Result UnmapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size);
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Result QueryMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
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                   VAddr query_address);
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void ExitProcess(Core::System& system);
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Result CreateThread(Core::System& system, Handle* out_handle, VAddr entry_point, u64 arg,
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                    VAddr stack_bottom, u32 priority, s32 core_id);
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Result StartThread(Core::System& system, Handle thread_handle);
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void ExitThread(Core::System& system);
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void SleepThread(Core::System& system, s64 nanoseconds);
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Result GetThreadPriority(Core::System& system, u32* out_priority, Handle handle);
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Result SetThreadPriority(Core::System& system, Handle thread_handle, u32 priority);
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Result GetThreadCoreMask(Core::System& system, Handle thread_handle, s32* out_core_id,
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                         u64* out_affinity_mask);
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Result SetThreadCoreMask(Core::System& system, Handle thread_handle, s32 core_id,
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                         u64 affinity_mask);
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u32 GetCurrentProcessorNumber(Core::System& system);
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Result SignalEvent(Core::System& system, Handle event_handle);
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Result ClearEvent(Core::System& system, Handle event_handle);
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Result MapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size,
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                       MemoryPermission map_perm);
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Result UnmapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size);
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Result CreateTransferMemory(Core::System& system, Handle* out, VAddr address, u64 size,
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                            MemoryPermission map_perm);
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Result CloseHandle(Core::System& system, Handle handle);
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Result ResetSignal(Core::System& system, Handle handle);
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Result WaitSynchronization(Core::System& system, s32* index, VAddr handles_address, s32 num_handles,
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                           s64 nano_seconds);
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Result CancelSynchronization(Core::System& system, Handle handle);
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Result ArbitrateLock(Core::System& system, Handle thread_handle, VAddr address, u32 tag);
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Result ArbitrateUnlock(Core::System& system, VAddr address);
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Result WaitProcessWideKeyAtomic(Core::System& system, VAddr address, VAddr cv_key, u32 tag,
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                                s64 timeout_ns);
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void SignalProcessWideKey(Core::System& system, VAddr cv_key, s32 count);
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u64 GetSystemTick(Core::System& system);
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Result ConnectToNamedPort(Core::System& system, Handle* out, VAddr port_name_address);
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Result SendSyncRequest(Core::System& system, Handle handle);
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Result GetProcessId(Core::System& system, u64* out_process_id, Handle handle);
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Result GetThreadId(Core::System& system, u64* out_thread_id, Handle thread_handle);
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void Break(Core::System& system, u32 reason, u64 info1, u64 info2);
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void OutputDebugString(Core::System& system, VAddr address, u64 len);
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Result GetInfo(Core::System& system, u64* result, u64 info_id, Handle handle, u64 info_sub_id);
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Result MapPhysicalMemory(Core::System& system, VAddr addr, u64 size);
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Result UnmapPhysicalMemory(Core::System& system, VAddr addr, u64 size);
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Result GetResourceLimitLimitValue(Core::System& system, u64* out_limit_value,
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                                  Handle resource_limit_handle, LimitableResource which);
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Result GetResourceLimitCurrentValue(Core::System& system, u64* out_current_value,
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                                    Handle resource_limit_handle, LimitableResource which);
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Result SetThreadActivity(Core::System& system, Handle thread_handle,
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                         ThreadActivity thread_activity);
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Result GetThreadContext(Core::System& system, VAddr out_context, Handle thread_handle);
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Result WaitForAddress(Core::System& system, VAddr address, ArbitrationType arb_type, s32 value,
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                      s64 timeout_ns);
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Result SignalToAddress(Core::System& system, VAddr address, SignalType signal_type, s32 value,
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                       s32 count);
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void SynchronizePreemptionState(Core::System& system);
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void KernelDebug(Core::System& system, u32 kernel_debug_type, u64 param1, u64 param2, u64 param3);
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void ChangeKernelTraceState(Core::System& system, u32 trace_state);
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Result CreateSession(Core::System& system, Handle* out_server, Handle* out_client, u32 is_light,
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                     u64 name);
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Result ReplyAndReceive(Core::System& system, s32* out_index, Handle* handles, s32 num_handles,
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                       Handle reply_target, s64 timeout_ns);
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Result CreateEvent(Core::System& system, Handle* out_write, Handle* out_read);
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Result CreateCodeMemory(Core::System& system, Handle* out, VAddr address, size_t size);
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Result ControlCodeMemory(Core::System& system, Handle code_memory_handle, u32 operation,
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                         VAddr address, size_t size, MemoryPermission perm);
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Result GetProcessList(Core::System& system, u32* out_num_processes, VAddr out_process_ids,
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                      u32 out_process_ids_size);
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Result GetThreadList(Core::System& system, u32* out_num_threads, VAddr out_thread_ids,
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                     u32 out_thread_ids_size, Handle debug_handle);
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Result SetProcessMemoryPermission(Core::System& system, Handle process_handle, VAddr address,
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                                  u64 size, MemoryPermission perm);
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Result MapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
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                        VAddr src_address, u64 size);
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Result UnmapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
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                          VAddr src_address, u64 size);
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Result QueryProcessMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
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                          Handle process_handle, VAddr address);
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Result MapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
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                            u64 src_address, u64 size);
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Result UnmapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
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                              u64 src_address, u64 size);
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Result GetProcessInfo(Core::System& system, u64* out, Handle process_handle, u32 type);
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Result CreateResourceLimit(Core::System& system, Handle* out_handle);
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Result SetResourceLimitLimitValue(Core::System& system, Handle resource_limit_handle,
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                                  LimitableResource which, u64 limit_value);
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//
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Result SetHeapSize32(Core::System& system, u32* heap_addr, u32 heap_size);
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Result SetMemoryAttribute32(Core::System& system, u32 address, u32 size, u32 mask, u32 attr);
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Result MapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size);
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Result UnmapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size);
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Result QueryMemory32(Core::System& system, u32 memory_info_address, u32 page_info_address,
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                     u32 query_address);
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void ExitProcess32(Core::System& system);
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Result CreateThread32(Core::System& system, Handle* out_handle, u32 priority, u32 entry_point,
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                      u32 arg, u32 stack_top, s32 processor_id);
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Result StartThread32(Core::System& system, Handle thread_handle);
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void ExitThread32(Core::System& system);
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void SleepThread32(Core::System& system, u32 nanoseconds_low, u32 nanoseconds_high);
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Result GetThreadPriority32(Core::System& system, u32* out_priority, Handle handle);
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Result SetThreadPriority32(Core::System& system, Handle thread_handle, u32 priority);
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Result GetThreadCoreMask32(Core::System& system, Handle thread_handle, s32* out_core_id,
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                           u32* out_affinity_mask_low, u32* out_affinity_mask_high);
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Result SetThreadCoreMask32(Core::System& system, Handle thread_handle, s32 core_id,
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                           u32 affinity_mask_low, u32 affinity_mask_high);
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u32 GetCurrentProcessorNumber32(Core::System& system);
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Result SignalEvent32(Core::System& system, Handle event_handle);
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Result ClearEvent32(Core::System& system, Handle event_handle);
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Result MapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size,
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                         MemoryPermission map_perm);
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Result UnmapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size);
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Result CreateTransferMemory32(Core::System& system, Handle* out, u32 address, u32 size,
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                              MemoryPermission map_perm);
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Result CloseHandle32(Core::System& system, Handle handle);
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Result ResetSignal32(Core::System& system, Handle handle);
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Result WaitSynchronization32(Core::System& system, u32 timeout_low, u32 handles_address,
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                             s32 num_handles, u32 timeout_high, s32* index);
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Result CancelSynchronization32(Core::System& system, Handle handle);
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Result ArbitrateLock32(Core::System& system, Handle thread_handle, u32 address, u32 tag);
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Result ArbitrateUnlock32(Core::System& system, u32 address);
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Result WaitProcessWideKeyAtomic32(Core::System& system, u32 address, u32 cv_key, u32 tag,
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                                  u32 timeout_ns_low, u32 timeout_ns_high);
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void SignalProcessWideKey32(Core::System& system, u32 cv_key, s32 count);
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void GetSystemTick32(Core::System& system, u32* time_low, u32* time_high);
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Result ConnectToNamedPort32(Core::System& system, Handle* out_handle, u32 port_name_address);
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Result SendSyncRequest32(Core::System& system, Handle handle);
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Result GetProcessId32(Core::System& system, u32* out_process_id_low, u32* out_process_id_high,
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                      Handle handle);
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Result GetThreadId32(Core::System& system, u32* out_thread_id_low, u32* out_thread_id_high,
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                     Handle thread_handle);
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void Break32(Core::System& system, u32 reason, u32 info1, u32 info2);
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void OutputDebugString32(Core::System& system, u32 address, u32 len);
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Result GetInfo32(Core::System& system, u32* result_low, u32* result_high, u32 sub_id_low,
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                 u32 info_id, u32 handle, u32 sub_id_high);
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Result MapPhysicalMemory32(Core::System& system, u32 addr, u32 size);
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Result UnmapPhysicalMemory32(Core::System& system, u32 addr, u32 size);
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Result SetThreadActivity32(Core::System& system, Handle thread_handle,
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                           ThreadActivity thread_activity);
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Result GetThreadContext32(Core::System& system, u32 out_context, Handle thread_handle);
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Result WaitForAddress32(Core::System& system, u32 address, ArbitrationType arb_type, s32 value,
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                        u32 timeout_ns_low, u32 timeout_ns_high);
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Result SignalToAddress32(Core::System& system, u32 address, SignalType signal_type, s32 value,
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                         s32 count);
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Result CreateEvent32(Core::System& system, Handle* out_write, Handle* out_read);
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Result CreateCodeMemory32(Core::System& system, Handle* out, u32 address, u32 size);
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Result ControlCodeMemory32(Core::System& system, Handle code_memory_handle, u32 operation,
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                           u64 address, u64 size, MemoryPermission perm);
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Result FlushProcessDataCache32(Core::System& system, Handle process_handle, u64 address, u64 size);
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} // namespace Kernel::Svc
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		||||
 
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		||||
							
								
								
									
										44
									
								
								src/core/hle/kernel/svc/svc_activity.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										44
									
								
								src/core/hle/kernel/svc/svc_activity.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,44 @@
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// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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 | 
			
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#include "core/core.h"
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#include "core/hle/kernel/k_process.h"
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#include "core/hle/kernel/k_thread.h"
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#include "core/hle/kernel/svc.h"
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#include "core/hle/kernel/svc_results.h"
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 | 
			
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namespace Kernel::Svc {
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/// Sets the thread activity
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Result SetThreadActivity(Core::System& system, Handle thread_handle,
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                         ThreadActivity thread_activity) {
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    LOG_DEBUG(Kernel_SVC, "called, handle=0x{:08X}, activity=0x{:08X}", thread_handle,
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              thread_activity);
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 | 
			
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    // Validate the activity.
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    constexpr auto IsValidThreadActivity = [](ThreadActivity activity) {
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        return activity == ThreadActivity::Runnable || activity == ThreadActivity::Paused;
 | 
			
		||||
    };
 | 
			
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    R_UNLESS(IsValidThreadActivity(thread_activity), ResultInvalidEnumValue);
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		||||
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    // Get the thread from its handle.
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    KScopedAutoObject thread =
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        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
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    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
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		||||
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    // Check that the activity is being set on a non-current thread for the current process.
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    R_UNLESS(thread->GetOwnerProcess() == system.Kernel().CurrentProcess(), ResultInvalidHandle);
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    R_UNLESS(thread.GetPointerUnsafe() != GetCurrentThreadPointer(system.Kernel()), ResultBusy);
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    // Set the activity.
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    R_TRY(thread->SetActivity(thread_activity));
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    return ResultSuccess;
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		||||
}
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		||||
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Result SetThreadActivity32(Core::System& system, Handle thread_handle,
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		||||
                           ThreadActivity thread_activity) {
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		||||
    return SetThreadActivity(system, thread_handle, thread_activity);
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}
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		||||
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} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										113
									
								
								src/core/hle/kernel/svc/svc_address_arbiter.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										113
									
								
								src/core/hle/kernel/svc/svc_address_arbiter.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,113 @@
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		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
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		||||
#include "core/hle/kernel/k_memory_layout.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
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		||||
#include "core/hle/kernel/kernel.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
#include "core/hle/kernel/svc_results.h"
 | 
			
		||||
#include "core/hle/kernel/svc_types.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidSignalType(Svc::SignalType type) {
 | 
			
		||||
    switch (type) {
 | 
			
		||||
    case Svc::SignalType::Signal:
 | 
			
		||||
    case Svc::SignalType::SignalAndIncrementIfEqual:
 | 
			
		||||
    case Svc::SignalType::SignalAndModifyByWaitingCountIfEqual:
 | 
			
		||||
        return true;
 | 
			
		||||
    default:
 | 
			
		||||
        return false;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidArbitrationType(Svc::ArbitrationType type) {
 | 
			
		||||
    switch (type) {
 | 
			
		||||
    case Svc::ArbitrationType::WaitIfLessThan:
 | 
			
		||||
    case Svc::ArbitrationType::DecrementAndWaitIfLessThan:
 | 
			
		||||
    case Svc::ArbitrationType::WaitIfEqual:
 | 
			
		||||
        return true;
 | 
			
		||||
    default:
 | 
			
		||||
        return false;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace
 | 
			
		||||
 | 
			
		||||
// Wait for an address (via Address Arbiter)
 | 
			
		||||
Result WaitForAddress(Core::System& system, VAddr address, ArbitrationType arb_type, s32 value,
 | 
			
		||||
                      s64 timeout_ns) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, address=0x{:X}, arb_type=0x{:X}, value=0x{:X}, timeout_ns={}",
 | 
			
		||||
              address, arb_type, value, timeout_ns);
 | 
			
		||||
 | 
			
		||||
    // Validate input.
 | 
			
		||||
    if (IsKernelAddress(address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Attempting to wait on kernel address (address={:08X})", address);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
    if (!Common::IsAligned(address, sizeof(s32))) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Wait address must be 4 byte aligned (address={:08X})", address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
    if (!IsValidArbitrationType(arb_type)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Invalid arbitration type specified (type={})", arb_type);
 | 
			
		||||
        return ResultInvalidEnumValue;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Convert timeout from nanoseconds to ticks.
 | 
			
		||||
    s64 timeout{};
 | 
			
		||||
    if (timeout_ns > 0) {
 | 
			
		||||
        const s64 offset_tick(timeout_ns);
 | 
			
		||||
        if (offset_tick > 0) {
 | 
			
		||||
            timeout = offset_tick + 2;
 | 
			
		||||
            if (timeout <= 0) {
 | 
			
		||||
                timeout = std::numeric_limits<s64>::max();
 | 
			
		||||
            }
 | 
			
		||||
        } else {
 | 
			
		||||
            timeout = std::numeric_limits<s64>::max();
 | 
			
		||||
        }
 | 
			
		||||
    } else {
 | 
			
		||||
        timeout = timeout_ns;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return system.Kernel().CurrentProcess()->WaitAddressArbiter(address, arb_type, value, timeout);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result WaitForAddress32(Core::System& system, u32 address, ArbitrationType arb_type, s32 value,
 | 
			
		||||
                        u32 timeout_ns_low, u32 timeout_ns_high) {
 | 
			
		||||
    const auto timeout = static_cast<s64>(timeout_ns_low | (u64{timeout_ns_high} << 32));
 | 
			
		||||
    return WaitForAddress(system, address, arb_type, value, timeout);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Signals to an address (via Address Arbiter)
 | 
			
		||||
Result SignalToAddress(Core::System& system, VAddr address, SignalType signal_type, s32 value,
 | 
			
		||||
                       s32 count) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, address=0x{:X}, signal_type=0x{:X}, value=0x{:X}, count=0x{:X}",
 | 
			
		||||
              address, signal_type, value, count);
 | 
			
		||||
 | 
			
		||||
    // Validate input.
 | 
			
		||||
    if (IsKernelAddress(address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Attempting to signal to a kernel address (address={:08X})", address);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
    if (!Common::IsAligned(address, sizeof(s32))) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Signaled address must be 4 byte aligned (address={:08X})", address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
    if (!IsValidSignalType(signal_type)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Invalid signal type specified (type={})", signal_type);
 | 
			
		||||
        return ResultInvalidEnumValue;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return system.Kernel().CurrentProcess()->SignalAddressArbiter(address, signal_type, value,
 | 
			
		||||
                                                                  count);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SignalToAddress32(Core::System& system, u32 address, SignalType signal_type, s32 value,
 | 
			
		||||
                         s32 count) {
 | 
			
		||||
    return SignalToAddress(system, address, signal_type, value, count);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_address_translation.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_address_translation.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										31
									
								
								src/core/hle/kernel/svc/svc_cache.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										31
									
								
								src/core/hle/kernel/svc/svc_cache.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,31 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
#include "core/hle/kernel/svc_results.h"
 | 
			
		||||
#include "core/hle/kernel/svc_types.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
Result FlushProcessDataCache32(Core::System& system, Handle process_handle, u64 address, u64 size) {
 | 
			
		||||
    // Validate address/size.
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(address == static_cast<uintptr_t>(address), ResultInvalidCurrentMemory);
 | 
			
		||||
    R_UNLESS(size == static_cast<size_t>(size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Get the process from its handle.
 | 
			
		||||
    KScopedAutoObject process =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KProcess>(process_handle);
 | 
			
		||||
    R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Verify the region is within range.
 | 
			
		||||
    auto& page_table = process->PageTable();
 | 
			
		||||
    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Perform the operation.
 | 
			
		||||
    R_RETURN(system.Memory().FlushDataCache(*process, address, size));
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										154
									
								
								src/core/hle/kernel/svc/svc_code_memory.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										154
									
								
								src/core/hle/kernel/svc/svc_code_memory.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,154 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_code_memory.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/kernel.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidMapCodeMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    return perm == MemoryPermission::ReadWrite;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidMapToOwnerCodeMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    return perm == MemoryPermission::Read || perm == MemoryPermission::ReadExecute;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidUnmapCodeMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    return perm == MemoryPermission::None;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidUnmapFromOwnerCodeMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    return perm == MemoryPermission::None;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace
 | 
			
		||||
 | 
			
		||||
Result CreateCodeMemory(Core::System& system, Handle* out, VAddr address, size_t size) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, address=0x{:X}, size=0x{:X}", address, size);
 | 
			
		||||
 | 
			
		||||
    // Get kernel instance.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
 | 
			
		||||
    // Validate address / size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Create the code memory.
 | 
			
		||||
 | 
			
		||||
    KCodeMemory* code_mem = KCodeMemory::Create(kernel);
 | 
			
		||||
    R_UNLESS(code_mem != nullptr, ResultOutOfResource);
 | 
			
		||||
 | 
			
		||||
    // Verify that the region is in range.
 | 
			
		||||
    R_UNLESS(system.CurrentProcess()->PageTable().Contains(address, size),
 | 
			
		||||
             ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Initialize the code memory.
 | 
			
		||||
    R_TRY(code_mem->Initialize(system.DeviceMemory(), address, size));
 | 
			
		||||
 | 
			
		||||
    // Register the code memory.
 | 
			
		||||
    KCodeMemory::Register(kernel, code_mem);
 | 
			
		||||
 | 
			
		||||
    // Add the code memory to the handle table.
 | 
			
		||||
    R_TRY(system.CurrentProcess()->GetHandleTable().Add(out, code_mem));
 | 
			
		||||
 | 
			
		||||
    code_mem->Close();
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result CreateCodeMemory32(Core::System& system, Handle* out, u32 address, u32 size) {
 | 
			
		||||
    return CreateCodeMemory(system, out, address, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ControlCodeMemory(Core::System& system, Handle code_memory_handle, u32 operation,
 | 
			
		||||
                         VAddr address, size_t size, MemoryPermission perm) {
 | 
			
		||||
 | 
			
		||||
    LOG_TRACE(Kernel_SVC,
 | 
			
		||||
              "called, code_memory_handle=0x{:X}, operation=0x{:X}, address=0x{:X}, size=0x{:X}, "
 | 
			
		||||
              "permission=0x{:X}",
 | 
			
		||||
              code_memory_handle, operation, address, size, perm);
 | 
			
		||||
 | 
			
		||||
    // Validate the address / size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Get the code memory from its handle.
 | 
			
		||||
    KScopedAutoObject code_mem =
 | 
			
		||||
        system.CurrentProcess()->GetHandleTable().GetObject<KCodeMemory>(code_memory_handle);
 | 
			
		||||
    R_UNLESS(code_mem.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // NOTE: Here, Atmosphere extends the SVC to allow code memory operations on one's own process.
 | 
			
		||||
    // This enables homebrew usage of these SVCs for JIT.
 | 
			
		||||
 | 
			
		||||
    // Perform the operation.
 | 
			
		||||
    switch (static_cast<CodeMemoryOperation>(operation)) {
 | 
			
		||||
    case CodeMemoryOperation::Map: {
 | 
			
		||||
        // Check that the region is in range.
 | 
			
		||||
        R_UNLESS(
 | 
			
		||||
            system.CurrentProcess()->PageTable().CanContain(address, size, KMemoryState::CodeOut),
 | 
			
		||||
            ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
        // Check the memory permission.
 | 
			
		||||
        R_UNLESS(IsValidMapCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
        // Map the memory.
 | 
			
		||||
        R_TRY(code_mem->Map(address, size));
 | 
			
		||||
    } break;
 | 
			
		||||
    case CodeMemoryOperation::Unmap: {
 | 
			
		||||
        // Check that the region is in range.
 | 
			
		||||
        R_UNLESS(
 | 
			
		||||
            system.CurrentProcess()->PageTable().CanContain(address, size, KMemoryState::CodeOut),
 | 
			
		||||
            ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
        // Check the memory permission.
 | 
			
		||||
        R_UNLESS(IsValidUnmapCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
        // Unmap the memory.
 | 
			
		||||
        R_TRY(code_mem->Unmap(address, size));
 | 
			
		||||
    } break;
 | 
			
		||||
    case CodeMemoryOperation::MapToOwner: {
 | 
			
		||||
        // Check that the region is in range.
 | 
			
		||||
        R_UNLESS(code_mem->GetOwner()->PageTable().CanContain(address, size,
 | 
			
		||||
                                                              KMemoryState::GeneratedCode),
 | 
			
		||||
                 ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
        // Check the memory permission.
 | 
			
		||||
        R_UNLESS(IsValidMapToOwnerCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
        // Map the memory to its owner.
 | 
			
		||||
        R_TRY(code_mem->MapToOwner(address, size, perm));
 | 
			
		||||
    } break;
 | 
			
		||||
    case CodeMemoryOperation::UnmapFromOwner: {
 | 
			
		||||
        // Check that the region is in range.
 | 
			
		||||
        R_UNLESS(code_mem->GetOwner()->PageTable().CanContain(address, size,
 | 
			
		||||
                                                              KMemoryState::GeneratedCode),
 | 
			
		||||
                 ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
        // Check the memory permission.
 | 
			
		||||
        R_UNLESS(IsValidUnmapFromOwnerCodeMemoryPermission(perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
        // Unmap the memory from its owner.
 | 
			
		||||
        R_TRY(code_mem->UnmapFromOwner(address, size));
 | 
			
		||||
    } break;
 | 
			
		||||
    default:
 | 
			
		||||
        return ResultInvalidEnumValue;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ControlCodeMemory32(Core::System& system, Handle code_memory_handle, u32 operation,
 | 
			
		||||
                           u64 address, u64 size, MemoryPermission perm) {
 | 
			
		||||
    return ControlCodeMemory(system, code_memory_handle, operation, address, size, perm);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										69
									
								
								src/core/hle/kernel/svc/svc_condition_variable.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										69
									
								
								src/core/hle/kernel/svc/svc_condition_variable.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,69 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_memory_layout.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/kernel.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
#include "core/hle/kernel/svc_results.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Wait process wide key atomic
 | 
			
		||||
Result WaitProcessWideKeyAtomic(Core::System& system, VAddr address, VAddr cv_key, u32 tag,
 | 
			
		||||
                                s64 timeout_ns) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called address={:X}, cv_key={:X}, tag=0x{:08X}, timeout_ns={}", address,
 | 
			
		||||
              cv_key, tag, timeout_ns);
 | 
			
		||||
 | 
			
		||||
    // Validate input.
 | 
			
		||||
    if (IsKernelAddress(address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Attempted to wait on kernel address (address={:08X})", address);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
    if (!Common::IsAligned(address, sizeof(s32))) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Address must be 4 byte aligned (address={:08X})", address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Convert timeout from nanoseconds to ticks.
 | 
			
		||||
    s64 timeout{};
 | 
			
		||||
    if (timeout_ns > 0) {
 | 
			
		||||
        const s64 offset_tick(timeout_ns);
 | 
			
		||||
        if (offset_tick > 0) {
 | 
			
		||||
            timeout = offset_tick + 2;
 | 
			
		||||
            if (timeout <= 0) {
 | 
			
		||||
                timeout = std::numeric_limits<s64>::max();
 | 
			
		||||
            }
 | 
			
		||||
        } else {
 | 
			
		||||
            timeout = std::numeric_limits<s64>::max();
 | 
			
		||||
        }
 | 
			
		||||
    } else {
 | 
			
		||||
        timeout = timeout_ns;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Wait on the condition variable.
 | 
			
		||||
    return system.Kernel().CurrentProcess()->WaitConditionVariable(
 | 
			
		||||
        address, Common::AlignDown(cv_key, sizeof(u32)), tag, timeout);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result WaitProcessWideKeyAtomic32(Core::System& system, u32 address, u32 cv_key, u32 tag,
 | 
			
		||||
                                  u32 timeout_ns_low, u32 timeout_ns_high) {
 | 
			
		||||
    const auto timeout_ns = static_cast<s64>(timeout_ns_low | (u64{timeout_ns_high} << 32));
 | 
			
		||||
    return WaitProcessWideKeyAtomic(system, address, cv_key, tag, timeout_ns);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Signal process wide key
 | 
			
		||||
void SignalProcessWideKey(Core::System& system, VAddr cv_key, s32 count) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, cv_key=0x{:X}, count=0x{:08X}", cv_key, count);
 | 
			
		||||
 | 
			
		||||
    // Signal the condition variable.
 | 
			
		||||
    return system.Kernel().CurrentProcess()->SignalConditionVariable(
 | 
			
		||||
        Common::AlignDown(cv_key, sizeof(u32)), count);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void SignalProcessWideKey32(Core::System& system, u32 cv_key, s32 count) {
 | 
			
		||||
    SignalProcessWideKey(system, cv_key, count);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_debug.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_debug.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										25
									
								
								src/core/hle/kernel/svc/svc_debug_string.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										25
									
								
								src/core/hle/kernel/svc/svc_debug_string.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,25 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
#include "core/memory.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Used to output a message on a debug hardware unit - does nothing on a retail unit
 | 
			
		||||
void OutputDebugString(Core::System& system, VAddr address, u64 len) {
 | 
			
		||||
    if (len == 0) {
 | 
			
		||||
        return;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    std::string str(len, '\0');
 | 
			
		||||
    system.Memory().ReadBlock(address, str.data(), str.size());
 | 
			
		||||
    LOG_DEBUG(Debug_Emulated, "{}", str);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void OutputDebugString32(Core::System& system, u32 address, u32 len) {
 | 
			
		||||
    OutputDebugString(system, address, len);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_device_address_space.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_device_address_space.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										111
									
								
								src/core/hle/kernel/svc/svc_event.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										111
									
								
								src/core/hle/kernel/svc/svc_event.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,111 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_event.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_scoped_resource_reservation.h"
 | 
			
		||||
#include "core/hle/kernel/kernel.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
Result SignalEvent(Core::System& system, Handle event_handle) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, event_handle=0x{:08X}", event_handle);
 | 
			
		||||
 | 
			
		||||
    // Get the current handle table.
 | 
			
		||||
    const KHandleTable& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Get the event.
 | 
			
		||||
    KScopedAutoObject event = handle_table.GetObject<KEvent>(event_handle);
 | 
			
		||||
    R_UNLESS(event.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    return event->Signal();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SignalEvent32(Core::System& system, Handle event_handle) {
 | 
			
		||||
    return SignalEvent(system, event_handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ClearEvent(Core::System& system, Handle event_handle) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, event_handle=0x{:08X}", event_handle);
 | 
			
		||||
 | 
			
		||||
    // Get the current handle table.
 | 
			
		||||
    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Try to clear the writable event.
 | 
			
		||||
    {
 | 
			
		||||
        KScopedAutoObject event = handle_table.GetObject<KEvent>(event_handle);
 | 
			
		||||
        if (event.IsNotNull()) {
 | 
			
		||||
            return event->Clear();
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Try to clear the readable event.
 | 
			
		||||
    {
 | 
			
		||||
        KScopedAutoObject readable_event = handle_table.GetObject<KReadableEvent>(event_handle);
 | 
			
		||||
        if (readable_event.IsNotNull()) {
 | 
			
		||||
            return readable_event->Clear();
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    LOG_ERROR(Kernel_SVC, "Event handle does not exist, event_handle=0x{:08X}", event_handle);
 | 
			
		||||
 | 
			
		||||
    return ResultInvalidHandle;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ClearEvent32(Core::System& system, Handle event_handle) {
 | 
			
		||||
    return ClearEvent(system, event_handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result CreateEvent(Core::System& system, Handle* out_write, Handle* out_read) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called");
 | 
			
		||||
 | 
			
		||||
    // Get the kernel reference and handle table.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Reserve a new event from the process resource limit
 | 
			
		||||
    KScopedResourceReservation event_reservation(kernel.CurrentProcess(),
 | 
			
		||||
                                                 LimitableResource::EventCountMax);
 | 
			
		||||
    R_UNLESS(event_reservation.Succeeded(), ResultLimitReached);
 | 
			
		||||
 | 
			
		||||
    // Create a new event.
 | 
			
		||||
    KEvent* event = KEvent::Create(kernel);
 | 
			
		||||
    R_UNLESS(event != nullptr, ResultOutOfResource);
 | 
			
		||||
 | 
			
		||||
    // Initialize the event.
 | 
			
		||||
    event->Initialize(kernel.CurrentProcess());
 | 
			
		||||
 | 
			
		||||
    // Commit the thread reservation.
 | 
			
		||||
    event_reservation.Commit();
 | 
			
		||||
 | 
			
		||||
    // Ensure that we clean up the event (and its only references are handle table) on function end.
 | 
			
		||||
    SCOPE_EXIT({
 | 
			
		||||
        event->GetReadableEvent().Close();
 | 
			
		||||
        event->Close();
 | 
			
		||||
    });
 | 
			
		||||
 | 
			
		||||
    // Register the event.
 | 
			
		||||
    KEvent::Register(kernel, event);
 | 
			
		||||
 | 
			
		||||
    // Add the event to the handle table.
 | 
			
		||||
    R_TRY(handle_table.Add(out_write, event));
 | 
			
		||||
 | 
			
		||||
    // Ensure that we maintaing a clean handle state on exit.
 | 
			
		||||
    auto handle_guard = SCOPE_GUARD({ handle_table.Remove(*out_write); });
 | 
			
		||||
 | 
			
		||||
    // Add the readable event to the handle table.
 | 
			
		||||
    R_TRY(handle_table.Add(out_read, std::addressof(event->GetReadableEvent())));
 | 
			
		||||
 | 
			
		||||
    // We succeeded.
 | 
			
		||||
    handle_guard.Cancel();
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result CreateEvent32(Core::System& system, Handle* out_write, Handle* out_read) {
 | 
			
		||||
    return CreateEvent(system, out_write, out_read);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										121
									
								
								src/core/hle/kernel/svc/svc_exception.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										121
									
								
								src/core/hle/kernel/svc/svc_exception.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,121 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/debugger/debugger.h"
 | 
			
		||||
#include "core/hle/kernel/k_thread.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
#include "core/hle/kernel/svc_types.h"
 | 
			
		||||
#include "core/memory.h"
 | 
			
		||||
#include "core/reporter.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Break program execution
 | 
			
		||||
void Break(Core::System& system, u32 reason, u64 info1, u64 info2) {
 | 
			
		||||
    BreakReason break_reason =
 | 
			
		||||
        static_cast<BreakReason>(reason & ~static_cast<u32>(BreakReason::NotificationOnlyFlag));
 | 
			
		||||
    bool notification_only = (reason & static_cast<u32>(BreakReason::NotificationOnlyFlag)) != 0;
 | 
			
		||||
 | 
			
		||||
    bool has_dumped_buffer{};
 | 
			
		||||
    std::vector<u8> debug_buffer;
 | 
			
		||||
 | 
			
		||||
    const auto handle_debug_buffer = [&](VAddr addr, u64 sz) {
 | 
			
		||||
        if (sz == 0 || addr == 0 || has_dumped_buffer) {
 | 
			
		||||
            return;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        auto& memory = system.Memory();
 | 
			
		||||
 | 
			
		||||
        // This typically is an error code so we're going to assume this is the case
 | 
			
		||||
        if (sz == sizeof(u32)) {
 | 
			
		||||
            LOG_CRITICAL(Debug_Emulated, "debug_buffer_err_code={:X}", memory.Read32(addr));
 | 
			
		||||
        } else {
 | 
			
		||||
            // We don't know what's in here so we'll hexdump it
 | 
			
		||||
            debug_buffer.resize(sz);
 | 
			
		||||
            memory.ReadBlock(addr, debug_buffer.data(), sz);
 | 
			
		||||
            std::string hexdump;
 | 
			
		||||
            for (std::size_t i = 0; i < debug_buffer.size(); i++) {
 | 
			
		||||
                hexdump += fmt::format("{:02X} ", debug_buffer[i]);
 | 
			
		||||
                if (i != 0 && i % 16 == 0) {
 | 
			
		||||
                    hexdump += '\n';
 | 
			
		||||
                }
 | 
			
		||||
            }
 | 
			
		||||
            LOG_CRITICAL(Debug_Emulated, "debug_buffer=\n{}", hexdump);
 | 
			
		||||
        }
 | 
			
		||||
        has_dumped_buffer = true;
 | 
			
		||||
    };
 | 
			
		||||
    switch (break_reason) {
 | 
			
		||||
    case BreakReason::Panic:
 | 
			
		||||
        LOG_CRITICAL(Debug_Emulated, "Userspace PANIC! info1=0x{:016X}, info2=0x{:016X}", info1,
 | 
			
		||||
                     info2);
 | 
			
		||||
        handle_debug_buffer(info1, info2);
 | 
			
		||||
        break;
 | 
			
		||||
    case BreakReason::Assert:
 | 
			
		||||
        LOG_CRITICAL(Debug_Emulated, "Userspace Assertion failed! info1=0x{:016X}, info2=0x{:016X}",
 | 
			
		||||
                     info1, info2);
 | 
			
		||||
        handle_debug_buffer(info1, info2);
 | 
			
		||||
        break;
 | 
			
		||||
    case BreakReason::User:
 | 
			
		||||
        LOG_WARNING(Debug_Emulated, "Userspace Break! 0x{:016X} with size 0x{:016X}", info1, info2);
 | 
			
		||||
        handle_debug_buffer(info1, info2);
 | 
			
		||||
        break;
 | 
			
		||||
    case BreakReason::PreLoadDll:
 | 
			
		||||
        LOG_INFO(Debug_Emulated,
 | 
			
		||||
                 "Userspace Attempting to load an NRO at 0x{:016X} with size 0x{:016X}", info1,
 | 
			
		||||
                 info2);
 | 
			
		||||
        break;
 | 
			
		||||
    case BreakReason::PostLoadDll:
 | 
			
		||||
        LOG_INFO(Debug_Emulated, "Userspace Loaded an NRO at 0x{:016X} with size 0x{:016X}", info1,
 | 
			
		||||
                 info2);
 | 
			
		||||
        break;
 | 
			
		||||
    case BreakReason::PreUnloadDll:
 | 
			
		||||
        LOG_INFO(Debug_Emulated,
 | 
			
		||||
                 "Userspace Attempting to unload an NRO at 0x{:016X} with size 0x{:016X}", info1,
 | 
			
		||||
                 info2);
 | 
			
		||||
        break;
 | 
			
		||||
    case BreakReason::PostUnloadDll:
 | 
			
		||||
        LOG_INFO(Debug_Emulated, "Userspace Unloaded an NRO at 0x{:016X} with size 0x{:016X}",
 | 
			
		||||
                 info1, info2);
 | 
			
		||||
        break;
 | 
			
		||||
    case BreakReason::CppException:
 | 
			
		||||
        LOG_CRITICAL(Debug_Emulated, "Signalling debugger. Uncaught C++ exception encountered.");
 | 
			
		||||
        break;
 | 
			
		||||
    default:
 | 
			
		||||
        LOG_WARNING(
 | 
			
		||||
            Debug_Emulated,
 | 
			
		||||
            "Signalling debugger, Unknown break reason {:#X}, info1=0x{:016X}, info2=0x{:016X}",
 | 
			
		||||
            reason, info1, info2);
 | 
			
		||||
        handle_debug_buffer(info1, info2);
 | 
			
		||||
        break;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    system.GetReporter().SaveSvcBreakReport(reason, notification_only, info1, info2,
 | 
			
		||||
                                            has_dumped_buffer ? std::make_optional(debug_buffer)
 | 
			
		||||
                                                              : std::nullopt);
 | 
			
		||||
 | 
			
		||||
    if (!notification_only) {
 | 
			
		||||
        LOG_CRITICAL(
 | 
			
		||||
            Debug_Emulated,
 | 
			
		||||
            "Emulated program broke execution! reason=0x{:016X}, info1=0x{:016X}, info2=0x{:016X}",
 | 
			
		||||
            reason, info1, info2);
 | 
			
		||||
 | 
			
		||||
        handle_debug_buffer(info1, info2);
 | 
			
		||||
 | 
			
		||||
        auto* const current_thread = GetCurrentThreadPointer(system.Kernel());
 | 
			
		||||
        const auto thread_processor_id = current_thread->GetActiveCore();
 | 
			
		||||
        system.ArmInterface(static_cast<std::size_t>(thread_processor_id)).LogBacktrace();
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (system.DebuggerEnabled()) {
 | 
			
		||||
        auto* thread = system.Kernel().GetCurrentEmuThread();
 | 
			
		||||
        system.GetDebugger().NotifyThreadStopped(thread);
 | 
			
		||||
        thread->RequestSuspend(Kernel::SuspendType::Debug);
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void Break32(Core::System& system, u32 reason, u32 info1, u32 info2) {
 | 
			
		||||
    Break(system, reason, info1, info2);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										282
									
								
								src/core/hle/kernel/svc/svc_info.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										282
									
								
								src/core/hle/kernel/svc/svc_info.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,282 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/core_timing.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_resource_limit.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Gets system/memory information for the current process
 | 
			
		||||
Result GetInfo(Core::System& system, u64* result, u64 info_id, Handle handle, u64 info_sub_id) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called info_id=0x{:X}, info_sub_id=0x{:X}, handle=0x{:08X}", info_id,
 | 
			
		||||
              info_sub_id, handle);
 | 
			
		||||
 | 
			
		||||
    const auto info_id_type = static_cast<InfoType>(info_id);
 | 
			
		||||
 | 
			
		||||
    switch (info_id_type) {
 | 
			
		||||
    case InfoType::CoreMask:
 | 
			
		||||
    case InfoType::PriorityMask:
 | 
			
		||||
    case InfoType::AliasRegionAddress:
 | 
			
		||||
    case InfoType::AliasRegionSize:
 | 
			
		||||
    case InfoType::HeapRegionAddress:
 | 
			
		||||
    case InfoType::HeapRegionSize:
 | 
			
		||||
    case InfoType::AslrRegionAddress:
 | 
			
		||||
    case InfoType::AslrRegionSize:
 | 
			
		||||
    case InfoType::StackRegionAddress:
 | 
			
		||||
    case InfoType::StackRegionSize:
 | 
			
		||||
    case InfoType::TotalMemorySize:
 | 
			
		||||
    case InfoType::UsedMemorySize:
 | 
			
		||||
    case InfoType::SystemResourceSizeTotal:
 | 
			
		||||
    case InfoType::SystemResourceSizeUsed:
 | 
			
		||||
    case InfoType::ProgramId:
 | 
			
		||||
    case InfoType::UserExceptionContextAddress:
 | 
			
		||||
    case InfoType::TotalNonSystemMemorySize:
 | 
			
		||||
    case InfoType::UsedNonSystemMemorySize:
 | 
			
		||||
    case InfoType::IsApplication:
 | 
			
		||||
    case InfoType::FreeThreadCount: {
 | 
			
		||||
        if (info_sub_id != 0) {
 | 
			
		||||
            LOG_ERROR(Kernel_SVC, "Info sub id is non zero! info_id={}, info_sub_id={}", info_id,
 | 
			
		||||
                      info_sub_id);
 | 
			
		||||
            return ResultInvalidEnumValue;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
        KScopedAutoObject process = handle_table.GetObject<KProcess>(handle);
 | 
			
		||||
        if (process.IsNull()) {
 | 
			
		||||
            LOG_ERROR(Kernel_SVC, "Process is not valid! info_id={}, info_sub_id={}, handle={:08X}",
 | 
			
		||||
                      info_id, info_sub_id, handle);
 | 
			
		||||
            return ResultInvalidHandle;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        switch (info_id_type) {
 | 
			
		||||
        case InfoType::CoreMask:
 | 
			
		||||
            *result = process->GetCoreMask();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::PriorityMask:
 | 
			
		||||
            *result = process->GetPriorityMask();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::AliasRegionAddress:
 | 
			
		||||
            *result = process->PageTable().GetAliasRegionStart();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::AliasRegionSize:
 | 
			
		||||
            *result = process->PageTable().GetAliasRegionSize();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::HeapRegionAddress:
 | 
			
		||||
            *result = process->PageTable().GetHeapRegionStart();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::HeapRegionSize:
 | 
			
		||||
            *result = process->PageTable().GetHeapRegionSize();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::AslrRegionAddress:
 | 
			
		||||
            *result = process->PageTable().GetAliasCodeRegionStart();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::AslrRegionSize:
 | 
			
		||||
            *result = process->PageTable().GetAliasCodeRegionSize();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::StackRegionAddress:
 | 
			
		||||
            *result = process->PageTable().GetStackRegionStart();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::StackRegionSize:
 | 
			
		||||
            *result = process->PageTable().GetStackRegionSize();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::TotalMemorySize:
 | 
			
		||||
            *result = process->GetTotalPhysicalMemoryAvailable();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::UsedMemorySize:
 | 
			
		||||
            *result = process->GetTotalPhysicalMemoryUsed();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::SystemResourceSizeTotal:
 | 
			
		||||
            *result = process->GetSystemResourceSize();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::SystemResourceSizeUsed:
 | 
			
		||||
            LOG_WARNING(Kernel_SVC, "(STUBBED) Attempted to query system resource usage");
 | 
			
		||||
            *result = process->GetSystemResourceUsage();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::ProgramId:
 | 
			
		||||
            *result = process->GetProgramID();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::UserExceptionContextAddress:
 | 
			
		||||
            *result = process->GetProcessLocalRegionAddress();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::TotalNonSystemMemorySize:
 | 
			
		||||
            *result = process->GetTotalPhysicalMemoryAvailableWithoutSystemResource();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::UsedNonSystemMemorySize:
 | 
			
		||||
            *result = process->GetTotalPhysicalMemoryUsedWithoutSystemResource();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        case InfoType::FreeThreadCount:
 | 
			
		||||
            *result = process->GetFreeThreadCount();
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
        default:
 | 
			
		||||
            break;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Unimplemented svcGetInfo id=0x{:016X}", info_id);
 | 
			
		||||
        return ResultInvalidEnumValue;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    case InfoType::DebuggerAttached:
 | 
			
		||||
        *result = 0;
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
    case InfoType::ResourceLimit: {
 | 
			
		||||
        if (handle != 0) {
 | 
			
		||||
            LOG_ERROR(Kernel, "Handle is non zero! handle={:08X}", handle);
 | 
			
		||||
            return ResultInvalidHandle;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        if (info_sub_id != 0) {
 | 
			
		||||
            LOG_ERROR(Kernel, "Info sub id is non zero! info_id={}, info_sub_id={}", info_id,
 | 
			
		||||
                      info_sub_id);
 | 
			
		||||
            return ResultInvalidCombination;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        KProcess* const current_process = system.Kernel().CurrentProcess();
 | 
			
		||||
        KHandleTable& handle_table = current_process->GetHandleTable();
 | 
			
		||||
        const auto resource_limit = current_process->GetResourceLimit();
 | 
			
		||||
        if (!resource_limit) {
 | 
			
		||||
            *result = Svc::InvalidHandle;
 | 
			
		||||
            // Yes, the kernel considers this a successful operation.
 | 
			
		||||
            return ResultSuccess;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        Handle resource_handle{};
 | 
			
		||||
        R_TRY(handle_table.Add(&resource_handle, resource_limit));
 | 
			
		||||
 | 
			
		||||
        *result = resource_handle;
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    case InfoType::RandomEntropy:
 | 
			
		||||
        if (handle != 0) {
 | 
			
		||||
            LOG_ERROR(Kernel_SVC, "Process Handle is non zero, expected 0 result but got {:016X}",
 | 
			
		||||
                      handle);
 | 
			
		||||
            return ResultInvalidHandle;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        if (info_sub_id >= KProcess::RANDOM_ENTROPY_SIZE) {
 | 
			
		||||
            LOG_ERROR(Kernel_SVC, "Entropy size is out of range, expected {} but got {}",
 | 
			
		||||
                      KProcess::RANDOM_ENTROPY_SIZE, info_sub_id);
 | 
			
		||||
            return ResultInvalidCombination;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        *result = system.Kernel().CurrentProcess()->GetRandomEntropy(info_sub_id);
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
    case InfoType::InitialProcessIdRange:
 | 
			
		||||
        LOG_WARNING(Kernel_SVC,
 | 
			
		||||
                    "(STUBBED) Attempted to query privileged process id bounds, returned 0");
 | 
			
		||||
        *result = 0;
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
 | 
			
		||||
    case InfoType::ThreadTickCount: {
 | 
			
		||||
        constexpr u64 num_cpus = 4;
 | 
			
		||||
        if (info_sub_id != 0xFFFFFFFFFFFFFFFF && info_sub_id >= num_cpus) {
 | 
			
		||||
            LOG_ERROR(Kernel_SVC, "Core count is out of range, expected {} but got {}", num_cpus,
 | 
			
		||||
                      info_sub_id);
 | 
			
		||||
            return ResultInvalidCombination;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        KScopedAutoObject thread =
 | 
			
		||||
            system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(
 | 
			
		||||
                static_cast<Handle>(handle));
 | 
			
		||||
        if (thread.IsNull()) {
 | 
			
		||||
            LOG_ERROR(Kernel_SVC, "Thread handle does not exist, handle=0x{:08X}",
 | 
			
		||||
                      static_cast<Handle>(handle));
 | 
			
		||||
            return ResultInvalidHandle;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        const auto& core_timing = system.CoreTiming();
 | 
			
		||||
        const auto& scheduler = *system.Kernel().CurrentScheduler();
 | 
			
		||||
        const auto* const current_thread = GetCurrentThreadPointer(system.Kernel());
 | 
			
		||||
        const bool same_thread = current_thread == thread.GetPointerUnsafe();
 | 
			
		||||
 | 
			
		||||
        const u64 prev_ctx_ticks = scheduler.GetLastContextSwitchTime();
 | 
			
		||||
        u64 out_ticks = 0;
 | 
			
		||||
        if (same_thread && info_sub_id == 0xFFFFFFFFFFFFFFFF) {
 | 
			
		||||
            const u64 thread_ticks = current_thread->GetCpuTime();
 | 
			
		||||
 | 
			
		||||
            out_ticks = thread_ticks + (core_timing.GetCPUTicks() - prev_ctx_ticks);
 | 
			
		||||
        } else if (same_thread && info_sub_id == system.Kernel().CurrentPhysicalCoreIndex()) {
 | 
			
		||||
            out_ticks = core_timing.GetCPUTicks() - prev_ctx_ticks;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        *result = out_ticks;
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
    }
 | 
			
		||||
    case InfoType::IdleTickCount: {
 | 
			
		||||
        // Verify the input handle is invalid.
 | 
			
		||||
        R_UNLESS(handle == InvalidHandle, ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
        // Verify the requested core is valid.
 | 
			
		||||
        const bool core_valid =
 | 
			
		||||
            (info_sub_id == 0xFFFFFFFFFFFFFFFF) ||
 | 
			
		||||
            (info_sub_id == static_cast<u64>(system.Kernel().CurrentPhysicalCoreIndex()));
 | 
			
		||||
        R_UNLESS(core_valid, ResultInvalidCombination);
 | 
			
		||||
 | 
			
		||||
        // Get the idle tick count.
 | 
			
		||||
        *result = system.Kernel().CurrentScheduler()->GetIdleThread()->GetCpuTime();
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
    }
 | 
			
		||||
    case InfoType::MesosphereCurrentProcess: {
 | 
			
		||||
        // Verify the input handle is invalid.
 | 
			
		||||
        R_UNLESS(handle == InvalidHandle, ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
        // Verify the sub-type is valid.
 | 
			
		||||
        R_UNLESS(info_sub_id == 0, ResultInvalidCombination);
 | 
			
		||||
 | 
			
		||||
        // Get the handle table.
 | 
			
		||||
        KProcess* current_process = system.Kernel().CurrentProcess();
 | 
			
		||||
        KHandleTable& handle_table = current_process->GetHandleTable();
 | 
			
		||||
 | 
			
		||||
        // Get a new handle for the current process.
 | 
			
		||||
        Handle tmp;
 | 
			
		||||
        R_TRY(handle_table.Add(&tmp, current_process));
 | 
			
		||||
 | 
			
		||||
        // Set the output.
 | 
			
		||||
        *result = tmp;
 | 
			
		||||
 | 
			
		||||
        // We succeeded.
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
    }
 | 
			
		||||
    default:
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Unimplemented svcGetInfo id=0x{:016X}", info_id);
 | 
			
		||||
        return ResultInvalidEnumValue;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetInfo32(Core::System& system, u32* result_low, u32* result_high, u32 sub_id_low,
 | 
			
		||||
                 u32 info_id, u32 handle, u32 sub_id_high) {
 | 
			
		||||
    const u64 sub_id{u64{sub_id_low} | (u64{sub_id_high} << 32)};
 | 
			
		||||
    u64 res_value{};
 | 
			
		||||
 | 
			
		||||
    const Result result{GetInfo(system, &res_value, info_id, handle, sub_id)};
 | 
			
		||||
    *result_high = static_cast<u32>(res_value >> 32);
 | 
			
		||||
    *result_low = static_cast<u32>(res_value & std::numeric_limits<u32>::max());
 | 
			
		||||
 | 
			
		||||
    return result;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_interrupt_event.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_interrupt_event.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_io_pool.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_io_pool.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										89
									
								
								src/core/hle/kernel/svc/svc_ipc.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										89
									
								
								src/core/hle/kernel/svc/svc_ipc.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,89 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_client_session.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_server_session.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Makes a blocking IPC call to a service.
 | 
			
		||||
Result SendSyncRequest(Core::System& system, Handle handle) {
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
 | 
			
		||||
    // Get the client session from its handle.
 | 
			
		||||
    KScopedAutoObject session =
 | 
			
		||||
        kernel.CurrentProcess()->GetHandleTable().GetObject<KClientSession>(handle);
 | 
			
		||||
    R_UNLESS(session.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called handle=0x{:08X}({})", handle, session->GetName());
 | 
			
		||||
 | 
			
		||||
    return session->SendSyncRequest();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SendSyncRequest32(Core::System& system, Handle handle) {
 | 
			
		||||
    return SendSyncRequest(system, handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ReplyAndReceive(Core::System& system, s32* out_index, Handle* handles, s32 num_handles,
 | 
			
		||||
                       Handle reply_target, s64 timeout_ns) {
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    auto& handle_table = GetCurrentThread(kernel).GetOwnerProcess()->GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Convert handle list to object table.
 | 
			
		||||
    std::vector<KSynchronizationObject*> objs(num_handles);
 | 
			
		||||
    R_UNLESS(
 | 
			
		||||
        handle_table.GetMultipleObjects<KSynchronizationObject>(objs.data(), handles, num_handles),
 | 
			
		||||
        ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Ensure handles are closed when we're done.
 | 
			
		||||
    SCOPE_EXIT({
 | 
			
		||||
        for (auto i = 0; i < num_handles; ++i) {
 | 
			
		||||
            objs[i]->Close();
 | 
			
		||||
        }
 | 
			
		||||
    });
 | 
			
		||||
 | 
			
		||||
    // Reply to the target, if one is specified.
 | 
			
		||||
    if (reply_target != InvalidHandle) {
 | 
			
		||||
        KScopedAutoObject session = handle_table.GetObject<KServerSession>(reply_target);
 | 
			
		||||
        R_UNLESS(session.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
        // If we fail to reply, we want to set the output index to -1.
 | 
			
		||||
        ON_RESULT_FAILURE {
 | 
			
		||||
            *out_index = -1;
 | 
			
		||||
        };
 | 
			
		||||
 | 
			
		||||
        // Send the reply.
 | 
			
		||||
        R_TRY(session->SendReply());
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Wait for a message.
 | 
			
		||||
    while (true) {
 | 
			
		||||
        // Wait for an object.
 | 
			
		||||
        s32 index;
 | 
			
		||||
        Result result = KSynchronizationObject::Wait(kernel, &index, objs.data(),
 | 
			
		||||
                                                     static_cast<s32>(objs.size()), timeout_ns);
 | 
			
		||||
        if (result == ResultTimedOut) {
 | 
			
		||||
            return result;
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        // Receive the request.
 | 
			
		||||
        if (R_SUCCEEDED(result)) {
 | 
			
		||||
            KServerSession* session = objs[index]->DynamicCast<KServerSession*>();
 | 
			
		||||
            if (session != nullptr) {
 | 
			
		||||
                result = session->ReceiveRequest();
 | 
			
		||||
                if (result == ResultNotFound) {
 | 
			
		||||
                    continue;
 | 
			
		||||
                }
 | 
			
		||||
            }
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        *out_index = index;
 | 
			
		||||
        return result;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										19
									
								
								src/core/hle/kernel/svc/svc_kernel_debug.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										19
									
								
								src/core/hle/kernel/svc/svc_kernel_debug.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,19 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
void KernelDebug([[maybe_unused]] Core::System& system, [[maybe_unused]] u32 kernel_debug_type,
 | 
			
		||||
                 [[maybe_unused]] u64 param1, [[maybe_unused]] u64 param2,
 | 
			
		||||
                 [[maybe_unused]] u64 param3) {
 | 
			
		||||
    // Intentionally do nothing, as this does nothing in released kernel binaries.
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void ChangeKernelTraceState([[maybe_unused]] Core::System& system,
 | 
			
		||||
                            [[maybe_unused]] u32 trace_state) {
 | 
			
		||||
    // Intentionally do nothing, as this does nothing in released kernel binaries.
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_light_ipc.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_light_ipc.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										57
									
								
								src/core/hle/kernel/svc/svc_lock.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										57
									
								
								src/core/hle/kernel/svc/svc_lock.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,57 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_memory_layout.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Attempts to locks a mutex
 | 
			
		||||
Result ArbitrateLock(Core::System& system, Handle thread_handle, VAddr address, u32 tag) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called thread_handle=0x{:08X}, address=0x{:X}, tag=0x{:08X}",
 | 
			
		||||
              thread_handle, address, tag);
 | 
			
		||||
 | 
			
		||||
    // Validate the input address.
 | 
			
		||||
    if (IsKernelAddress(address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Attempting to arbitrate a lock on a kernel address (address={:08X})",
 | 
			
		||||
                  address);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
    if (!Common::IsAligned(address, sizeof(u32))) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Input address must be 4 byte aligned (address: {:08X})", address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return system.Kernel().CurrentProcess()->WaitForAddress(thread_handle, address, tag);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ArbitrateLock32(Core::System& system, Handle thread_handle, u32 address, u32 tag) {
 | 
			
		||||
    return ArbitrateLock(system, thread_handle, address, tag);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Unlock a mutex
 | 
			
		||||
Result ArbitrateUnlock(Core::System& system, VAddr address) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called address=0x{:X}", address);
 | 
			
		||||
 | 
			
		||||
    // Validate the input address.
 | 
			
		||||
    if (IsKernelAddress(address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Attempting to arbitrate an unlock on a kernel address (address={:08X})",
 | 
			
		||||
                  address);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
    if (!Common::IsAligned(address, sizeof(u32))) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Input address must be 4 byte aligned (address: {:08X})", address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return system.Kernel().CurrentProcess()->SignalToAddress(address);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ArbitrateUnlock32(Core::System& system, u32 address) {
 | 
			
		||||
    return ArbitrateUnlock(system, address);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										189
									
								
								src/core/hle/kernel/svc/svc_memory.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										189
									
								
								src/core/hle/kernel/svc/svc_memory.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,189 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidSetMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    switch (perm) {
 | 
			
		||||
    case MemoryPermission::None:
 | 
			
		||||
    case MemoryPermission::Read:
 | 
			
		||||
    case MemoryPermission::ReadWrite:
 | 
			
		||||
        return true;
 | 
			
		||||
    default:
 | 
			
		||||
        return false;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Checks if address + size is greater than the given address
 | 
			
		||||
// This can return false if the size causes an overflow of a 64-bit type
 | 
			
		||||
// or if the given size is zero.
 | 
			
		||||
constexpr bool IsValidAddressRange(VAddr address, u64 size) {
 | 
			
		||||
    return address + size > address;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Helper function that performs the common sanity checks for svcMapMemory
 | 
			
		||||
// and svcUnmapMemory. This is doable, as both functions perform their sanitizing
 | 
			
		||||
// in the same order.
 | 
			
		||||
Result MapUnmapMemorySanityChecks(const KPageTable& manager, VAddr dst_addr, VAddr src_addr,
 | 
			
		||||
                                  u64 size) {
 | 
			
		||||
    if (!Common::Is4KBAligned(dst_addr)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Destination address is not aligned to 4KB, 0x{:016X}", dst_addr);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(src_addr)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Source address is not aligned to 4KB, 0x{:016X}", src_addr);
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (size == 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is 0");
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is not aligned to 4KB, 0x{:016X}", size);
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!IsValidAddressRange(dst_addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination is not a valid address range, addr=0x{:016X}, size=0x{:016X}",
 | 
			
		||||
                  dst_addr, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!IsValidAddressRange(src_addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Source is not a valid address range, addr=0x{:016X}, size=0x{:016X}",
 | 
			
		||||
                  src_addr, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!manager.IsInsideAddressSpace(src_addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Source is not within the address space, addr=0x{:016X}, size=0x{:016X}",
 | 
			
		||||
                  src_addr, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (manager.IsOutsideStackRegion(dst_addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination is not within the stack region, addr=0x{:016X}, size=0x{:016X}",
 | 
			
		||||
                  dst_addr, size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (manager.IsInsideHeapRegion(dst_addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination does not fit within the heap region, addr=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}",
 | 
			
		||||
                  dst_addr, size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (manager.IsInsideAliasRegion(dst_addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination does not fit within the map region, addr=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}",
 | 
			
		||||
                  dst_addr, size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace
 | 
			
		||||
 | 
			
		||||
Result SetMemoryPermission(Core::System& system, VAddr address, u64 size, MemoryPermission perm) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X", address, size,
 | 
			
		||||
              perm);
 | 
			
		||||
 | 
			
		||||
    // Validate address / size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Validate the permission.
 | 
			
		||||
    R_UNLESS(IsValidSetMemoryPermission(perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
    // Validate that the region is in range for the current process.
 | 
			
		||||
    auto& page_table = system.Kernel().CurrentProcess()->PageTable();
 | 
			
		||||
    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Set the memory attribute.
 | 
			
		||||
    return page_table.SetMemoryPermission(address, size, perm);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SetMemoryAttribute(Core::System& system, VAddr address, u64 size, u32 mask, u32 attr) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC,
 | 
			
		||||
              "called, address=0x{:016X}, size=0x{:X}, mask=0x{:08X}, attribute=0x{:08X}", address,
 | 
			
		||||
              size, mask, attr);
 | 
			
		||||
 | 
			
		||||
    // Validate address / size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Validate the attribute and mask.
 | 
			
		||||
    constexpr u32 SupportedMask = static_cast<u32>(MemoryAttribute::Uncached);
 | 
			
		||||
    R_UNLESS((mask | attr) == mask, ResultInvalidCombination);
 | 
			
		||||
    R_UNLESS((mask | attr | SupportedMask) == SupportedMask, ResultInvalidCombination);
 | 
			
		||||
 | 
			
		||||
    // Validate that the region is in range for the current process.
 | 
			
		||||
    auto& page_table{system.Kernel().CurrentProcess()->PageTable()};
 | 
			
		||||
    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Set the memory attribute.
 | 
			
		||||
    return page_table.SetMemoryAttribute(address, size, mask, attr);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SetMemoryAttribute32(Core::System& system, u32 address, u32 size, u32 mask, u32 attr) {
 | 
			
		||||
    return SetMemoryAttribute(system, address, size, mask, attr);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Maps a memory range into a different range.
 | 
			
		||||
Result MapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
 | 
			
		||||
              src_addr, size);
 | 
			
		||||
 | 
			
		||||
    auto& page_table{system.Kernel().CurrentProcess()->PageTable()};
 | 
			
		||||
 | 
			
		||||
    if (const Result result{MapUnmapMemorySanityChecks(page_table, dst_addr, src_addr, size)};
 | 
			
		||||
        result.IsError()) {
 | 
			
		||||
        return result;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return page_table.MapMemory(dst_addr, src_addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result MapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size) {
 | 
			
		||||
    return MapMemory(system, dst_addr, src_addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Unmaps a region that was previously mapped with svcMapMemory
 | 
			
		||||
Result UnmapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
 | 
			
		||||
              src_addr, size);
 | 
			
		||||
 | 
			
		||||
    auto& page_table{system.Kernel().CurrentProcess()->PageTable()};
 | 
			
		||||
 | 
			
		||||
    if (const Result result{MapUnmapMemorySanityChecks(page_table, dst_addr, src_addr, size)};
 | 
			
		||||
        result.IsError()) {
 | 
			
		||||
        return result;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return page_table.UnmapMemory(dst_addr, src_addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result UnmapMemory32(Core::System& system, u32 dst_addr, u32 src_addr, u32 size) {
 | 
			
		||||
    return UnmapMemory(system, dst_addr, src_addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										137
									
								
								src/core/hle/kernel/svc/svc_physical_memory.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										137
									
								
								src/core/hle/kernel/svc/svc_physical_memory.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,137 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Set the process heap to a given Size. It can both extend and shrink the heap.
 | 
			
		||||
Result SetHeapSize(Core::System& system, VAddr* out_address, u64 size) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, heap_size=0x{:X}", size);
 | 
			
		||||
 | 
			
		||||
    // Validate size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, HeapSizeAlignment), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size < MainMemorySizeMax, ResultInvalidSize);
 | 
			
		||||
 | 
			
		||||
    // Set the heap size.
 | 
			
		||||
    R_TRY(system.Kernel().CurrentProcess()->PageTable().SetHeapSize(out_address, size));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SetHeapSize32(Core::System& system, u32* heap_addr, u32 heap_size) {
 | 
			
		||||
    VAddr temp_heap_addr{};
 | 
			
		||||
    const Result result{SetHeapSize(system, &temp_heap_addr, heap_size)};
 | 
			
		||||
    *heap_addr = static_cast<u32>(temp_heap_addr);
 | 
			
		||||
    return result;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Maps memory at a desired address
 | 
			
		||||
Result MapPhysicalMemory(Core::System& system, VAddr addr, u64 size) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, addr=0x{:016X}, size=0x{:X}", addr, size);
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(addr)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Address is not aligned to 4KB, 0x{:016X}", addr);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is not aligned to 4KB, 0x{:X}", size);
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (size == 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is zero");
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!(addr < addr + size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size causes 64-bit overflow of address");
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    KProcess* const current_process{system.Kernel().CurrentProcess()};
 | 
			
		||||
    auto& page_table{current_process->PageTable()};
 | 
			
		||||
 | 
			
		||||
    if (current_process->GetSystemResourceSize() == 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
 | 
			
		||||
        return ResultInvalidState;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!page_table.IsInsideAddressSpace(addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Address is not within the address space, addr=0x{:016X}, size=0x{:016X}", addr,
 | 
			
		||||
                  size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (page_table.IsOutsideAliasRegion(addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Address is not within the alias region, addr=0x{:016X}, size=0x{:016X}", addr,
 | 
			
		||||
                  size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return page_table.MapPhysicalMemory(addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result MapPhysicalMemory32(Core::System& system, u32 addr, u32 size) {
 | 
			
		||||
    return MapPhysicalMemory(system, addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Unmaps memory previously mapped via MapPhysicalMemory
 | 
			
		||||
Result UnmapPhysicalMemory(Core::System& system, VAddr addr, u64 size) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, addr=0x{:016X}, size=0x{:X}", addr, size);
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(addr)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Address is not aligned to 4KB, 0x{:016X}", addr);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is not aligned to 4KB, 0x{:X}", size);
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (size == 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is zero");
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!(addr < addr + size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size causes 64-bit overflow of address");
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    KProcess* const current_process{system.Kernel().CurrentProcess()};
 | 
			
		||||
    auto& page_table{current_process->PageTable()};
 | 
			
		||||
 | 
			
		||||
    if (current_process->GetSystemResourceSize() == 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "System Resource Size is zero");
 | 
			
		||||
        return ResultInvalidState;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!page_table.IsInsideAddressSpace(addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Address is not within the address space, addr=0x{:016X}, size=0x{:016X}", addr,
 | 
			
		||||
                  size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (page_table.IsOutsideAliasRegion(addr, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Address is not within the alias region, addr=0x{:016X}, size=0x{:016X}", addr,
 | 
			
		||||
                  size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return page_table.UnmapPhysicalMemory(addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result UnmapPhysicalMemory32(Core::System& system, u32 addr, u32 size) {
 | 
			
		||||
    return UnmapPhysicalMemory(system, addr, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										71
									
								
								src/core/hle/kernel/svc/svc_port.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										71
									
								
								src/core/hle/kernel/svc/svc_port.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,71 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_client_port.h"
 | 
			
		||||
#include "core/hle/kernel/k_client_session.h"
 | 
			
		||||
#include "core/hle/kernel/k_port.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Connect to an OS service given the port name, returns the handle to the port to out
 | 
			
		||||
Result ConnectToNamedPort(Core::System& system, Handle* out, VAddr port_name_address) {
 | 
			
		||||
    auto& memory = system.Memory();
 | 
			
		||||
    if (!memory.IsValidVirtualAddress(port_name_address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Port Name Address is not a valid virtual address, port_name_address=0x{:016X}",
 | 
			
		||||
                  port_name_address);
 | 
			
		||||
        return ResultNotFound;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    static constexpr std::size_t PortNameMaxLength = 11;
 | 
			
		||||
    // Read 1 char beyond the max allowed port name to detect names that are too long.
 | 
			
		||||
    const std::string port_name = memory.ReadCString(port_name_address, PortNameMaxLength + 1);
 | 
			
		||||
    if (port_name.size() > PortNameMaxLength) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Port name is too long, expected {} but got {}", PortNameMaxLength,
 | 
			
		||||
                  port_name.size());
 | 
			
		||||
        return ResultOutOfRange;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called port_name={}", port_name);
 | 
			
		||||
 | 
			
		||||
    // Get the current handle table.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Find the client port.
 | 
			
		||||
    auto port = kernel.CreateNamedServicePort(port_name);
 | 
			
		||||
    if (!port) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "tried to connect to unknown port: {}", port_name);
 | 
			
		||||
        return ResultNotFound;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Reserve a handle for the port.
 | 
			
		||||
    // NOTE: Nintendo really does write directly to the output handle here.
 | 
			
		||||
    R_TRY(handle_table.Reserve(out));
 | 
			
		||||
    auto handle_guard = SCOPE_GUARD({ handle_table.Unreserve(*out); });
 | 
			
		||||
 | 
			
		||||
    // Create a session.
 | 
			
		||||
    KClientSession* session{};
 | 
			
		||||
    R_TRY(port->CreateSession(std::addressof(session)));
 | 
			
		||||
 | 
			
		||||
    kernel.RegisterNamedServiceHandler(port_name, &port->GetParent()->GetServerPort());
 | 
			
		||||
 | 
			
		||||
    // Register the session in the table, close the extra reference.
 | 
			
		||||
    handle_table.Register(*out, session);
 | 
			
		||||
    session->Close();
 | 
			
		||||
 | 
			
		||||
    // We succeeded.
 | 
			
		||||
    handle_guard.Cancel();
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ConnectToNamedPort32(Core::System& system, Handle* out_handle, u32 port_name_address) {
 | 
			
		||||
 | 
			
		||||
    return ConnectToNamedPort(system, out_handle, port_name_address);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_power_management.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_power_management.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										124
									
								
								src/core/hle/kernel/svc/svc_process.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										124
									
								
								src/core/hle/kernel/svc/svc_process.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,124 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Exits the current process
 | 
			
		||||
void ExitProcess(Core::System& system) {
 | 
			
		||||
    auto* current_process = system.Kernel().CurrentProcess();
 | 
			
		||||
 | 
			
		||||
    LOG_INFO(Kernel_SVC, "Process {} exiting", current_process->GetProcessID());
 | 
			
		||||
    ASSERT_MSG(current_process->GetState() == KProcess::State::Running,
 | 
			
		||||
               "Process has already exited");
 | 
			
		||||
 | 
			
		||||
    system.Exit();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void ExitProcess32(Core::System& system) {
 | 
			
		||||
    ExitProcess(system);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Gets the ID of the specified process or a specified thread's owning process.
 | 
			
		||||
Result GetProcessId(Core::System& system, u64* out_process_id, Handle handle) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called handle=0x{:08X}", handle);
 | 
			
		||||
 | 
			
		||||
    // Get the object from the handle table.
 | 
			
		||||
    KScopedAutoObject obj =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KAutoObject>(
 | 
			
		||||
            static_cast<Handle>(handle));
 | 
			
		||||
    R_UNLESS(obj.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the process from the object.
 | 
			
		||||
    KProcess* process = nullptr;
 | 
			
		||||
    if (KProcess* p = obj->DynamicCast<KProcess*>(); p != nullptr) {
 | 
			
		||||
        // The object is a process, so we can use it directly.
 | 
			
		||||
        process = p;
 | 
			
		||||
    } else if (KThread* t = obj->DynamicCast<KThread*>(); t != nullptr) {
 | 
			
		||||
        // The object is a thread, so we want to use its parent.
 | 
			
		||||
        process = reinterpret_cast<KThread*>(obj.GetPointerUnsafe())->GetOwnerProcess();
 | 
			
		||||
    } else {
 | 
			
		||||
        // TODO(bunnei): This should also handle debug objects before returning.
 | 
			
		||||
        UNIMPLEMENTED_MSG("Debug objects not implemented");
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Make sure the target process exists.
 | 
			
		||||
    R_UNLESS(process != nullptr, ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the process id.
 | 
			
		||||
    *out_process_id = process->GetId();
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetProcessId32(Core::System& system, u32* out_process_id_low, u32* out_process_id_high,
 | 
			
		||||
                      Handle handle) {
 | 
			
		||||
    u64 out_process_id{};
 | 
			
		||||
    const auto result = GetProcessId(system, &out_process_id, handle);
 | 
			
		||||
    *out_process_id_low = static_cast<u32>(out_process_id);
 | 
			
		||||
    *out_process_id_high = static_cast<u32>(out_process_id >> 32);
 | 
			
		||||
    return result;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetProcessList(Core::System& system, u32* out_num_processes, VAddr out_process_ids,
 | 
			
		||||
                      u32 out_process_ids_size) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called. out_process_ids=0x{:016X}, out_process_ids_size={}",
 | 
			
		||||
              out_process_ids, out_process_ids_size);
 | 
			
		||||
 | 
			
		||||
    // If the supplied size is negative or greater than INT32_MAX / sizeof(u64), bail.
 | 
			
		||||
    if ((out_process_ids_size & 0xF0000000) != 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Supplied size outside [0, 0x0FFFFFFF] range. out_process_ids_size={}",
 | 
			
		||||
                  out_process_ids_size);
 | 
			
		||||
        return ResultOutOfRange;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    const auto& kernel = system.Kernel();
 | 
			
		||||
    const auto total_copy_size = out_process_ids_size * sizeof(u64);
 | 
			
		||||
 | 
			
		||||
    if (out_process_ids_size > 0 && !kernel.CurrentProcess()->PageTable().IsInsideAddressSpace(
 | 
			
		||||
                                        out_process_ids, total_copy_size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}",
 | 
			
		||||
                  out_process_ids, out_process_ids + total_copy_size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    auto& memory = system.Memory();
 | 
			
		||||
    const auto& process_list = kernel.GetProcessList();
 | 
			
		||||
    const auto num_processes = process_list.size();
 | 
			
		||||
    const auto copy_amount = std::min(std::size_t{out_process_ids_size}, num_processes);
 | 
			
		||||
 | 
			
		||||
    for (std::size_t i = 0; i < copy_amount; ++i) {
 | 
			
		||||
        memory.Write64(out_process_ids, process_list[i]->GetProcessID());
 | 
			
		||||
        out_process_ids += sizeof(u64);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    *out_num_processes = static_cast<u32>(num_processes);
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetProcessInfo(Core::System& system, u64* out, Handle process_handle, u32 type) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, handle=0x{:08X}, type=0x{:X}", process_handle, type);
 | 
			
		||||
 | 
			
		||||
    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
 | 
			
		||||
    if (process.IsNull()) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Process handle does not exist, process_handle=0x{:08X}",
 | 
			
		||||
                  process_handle);
 | 
			
		||||
        return ResultInvalidHandle;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    const auto info_type = static_cast<ProcessInfoType>(type);
 | 
			
		||||
    if (info_type != ProcessInfoType::ProcessState) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Expected info_type to be ProcessState but got {} instead", type);
 | 
			
		||||
        return ResultInvalidEnumValue;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    *out = static_cast<u64>(process->GetState());
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										274
									
								
								src/core/hle/kernel/svc/svc_process_memory.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										274
									
								
								src/core/hle/kernel/svc/svc_process_memory.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,274 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidAddressRange(VAddr address, u64 size) {
 | 
			
		||||
    return address + size > address;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidProcessMemoryPermission(Svc::MemoryPermission perm) {
 | 
			
		||||
    switch (perm) {
 | 
			
		||||
    case Svc::MemoryPermission::None:
 | 
			
		||||
    case Svc::MemoryPermission::Read:
 | 
			
		||||
    case Svc::MemoryPermission::ReadWrite:
 | 
			
		||||
    case Svc::MemoryPermission::ReadExecute:
 | 
			
		||||
        return true;
 | 
			
		||||
    default:
 | 
			
		||||
        return false;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace
 | 
			
		||||
 | 
			
		||||
Result SetProcessMemoryPermission(Core::System& system, Handle process_handle, VAddr address,
 | 
			
		||||
                                  u64 size, Svc::MemoryPermission perm) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC,
 | 
			
		||||
              "called, process_handle=0x{:X}, addr=0x{:X}, size=0x{:X}, permissions=0x{:08X}",
 | 
			
		||||
              process_handle, address, size, perm);
 | 
			
		||||
 | 
			
		||||
    // Validate the address/size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
    R_UNLESS(address == static_cast<uintptr_t>(address), ResultInvalidCurrentMemory);
 | 
			
		||||
    R_UNLESS(size == static_cast<size_t>(size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Validate the memory permission.
 | 
			
		||||
    R_UNLESS(IsValidProcessMemoryPermission(perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
    // Get the process from its handle.
 | 
			
		||||
    KScopedAutoObject process =
 | 
			
		||||
        system.CurrentProcess()->GetHandleTable().GetObject<KProcess>(process_handle);
 | 
			
		||||
    R_UNLESS(process.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Validate that the address is in range.
 | 
			
		||||
    auto& page_table = process->PageTable();
 | 
			
		||||
    R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Set the memory permission.
 | 
			
		||||
    return page_table.SetProcessMemoryPermission(address, size, perm);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result MapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
 | 
			
		||||
                        VAddr src_address, u64 size) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC,
 | 
			
		||||
              "called, dst_address=0x{:X}, process_handle=0x{:X}, src_address=0x{:X}, size=0x{:X}",
 | 
			
		||||
              dst_address, process_handle, src_address, size);
 | 
			
		||||
 | 
			
		||||
    // Validate the address/size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(dst_address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(src_address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((dst_address < dst_address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
    R_UNLESS((src_address < src_address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Get the processes.
 | 
			
		||||
    KProcess* dst_process = system.CurrentProcess();
 | 
			
		||||
    KScopedAutoObject src_process =
 | 
			
		||||
        dst_process->GetHandleTable().GetObjectWithoutPseudoHandle<KProcess>(process_handle);
 | 
			
		||||
    R_UNLESS(src_process.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the page tables.
 | 
			
		||||
    auto& dst_pt = dst_process->PageTable();
 | 
			
		||||
    auto& src_pt = src_process->PageTable();
 | 
			
		||||
 | 
			
		||||
    // Validate that the mapping is in range.
 | 
			
		||||
    R_UNLESS(src_pt.Contains(src_address, size), ResultInvalidCurrentMemory);
 | 
			
		||||
    R_UNLESS(dst_pt.CanContain(dst_address, size, KMemoryState::SharedCode),
 | 
			
		||||
             ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
    // Create a new page group.
 | 
			
		||||
    KPageGroup pg{system.Kernel(), dst_pt.GetBlockInfoManager()};
 | 
			
		||||
    R_TRY(src_pt.MakeAndOpenPageGroup(
 | 
			
		||||
        std::addressof(pg), src_address, size / PageSize, KMemoryState::FlagCanMapProcess,
 | 
			
		||||
        KMemoryState::FlagCanMapProcess, KMemoryPermission::None, KMemoryPermission::None,
 | 
			
		||||
        KMemoryAttribute::All, KMemoryAttribute::None));
 | 
			
		||||
 | 
			
		||||
    // Map the group.
 | 
			
		||||
    R_TRY(dst_pt.MapPageGroup(dst_address, pg, KMemoryState::SharedCode,
 | 
			
		||||
                              KMemoryPermission::UserReadWrite));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result UnmapProcessMemory(Core::System& system, VAddr dst_address, Handle process_handle,
 | 
			
		||||
                          VAddr src_address, u64 size) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC,
 | 
			
		||||
              "called, dst_address=0x{:X}, process_handle=0x{:X}, src_address=0x{:X}, size=0x{:X}",
 | 
			
		||||
              dst_address, process_handle, src_address, size);
 | 
			
		||||
 | 
			
		||||
    // Validate the address/size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(dst_address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(src_address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((dst_address < dst_address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
    R_UNLESS((src_address < src_address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Get the processes.
 | 
			
		||||
    KProcess* dst_process = system.CurrentProcess();
 | 
			
		||||
    KScopedAutoObject src_process =
 | 
			
		||||
        dst_process->GetHandleTable().GetObjectWithoutPseudoHandle<KProcess>(process_handle);
 | 
			
		||||
    R_UNLESS(src_process.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the page tables.
 | 
			
		||||
    auto& dst_pt = dst_process->PageTable();
 | 
			
		||||
    auto& src_pt = src_process->PageTable();
 | 
			
		||||
 | 
			
		||||
    // Validate that the mapping is in range.
 | 
			
		||||
    R_UNLESS(src_pt.Contains(src_address, size), ResultInvalidCurrentMemory);
 | 
			
		||||
    R_UNLESS(dst_pt.CanContain(dst_address, size, KMemoryState::SharedCode),
 | 
			
		||||
             ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
    // Unmap the memory.
 | 
			
		||||
    R_TRY(dst_pt.UnmapProcessMemory(dst_address, size, src_pt, src_address));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result MapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
 | 
			
		||||
                            u64 src_address, u64 size) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC,
 | 
			
		||||
              "called. process_handle=0x{:08X}, dst_address=0x{:016X}, "
 | 
			
		||||
              "src_address=0x{:016X}, size=0x{:016X}",
 | 
			
		||||
              process_handle, dst_address, src_address, size);
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(src_address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "src_address is not page-aligned (src_address=0x{:016X}).",
 | 
			
		||||
                  src_address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(dst_address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "dst_address is not page-aligned (dst_address=0x{:016X}).",
 | 
			
		||||
                  dst_address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (size == 0 || !Common::Is4KBAligned(size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is zero or not page-aligned (size=0x{:016X})", size);
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!IsValidAddressRange(dst_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination address range overflows the address space (dst_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  dst_address, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!IsValidAddressRange(src_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Source address range overflows the address space (src_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  src_address, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
 | 
			
		||||
    if (process.IsNull()) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Invalid process handle specified (handle=0x{:08X}).",
 | 
			
		||||
                  process_handle);
 | 
			
		||||
        return ResultInvalidHandle;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    auto& page_table = process->PageTable();
 | 
			
		||||
    if (!page_table.IsInsideAddressSpace(src_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Source address range is not within the address space (src_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  src_address, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!page_table.IsInsideASLRRegion(dst_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  dst_address, size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return page_table.MapCodeMemory(dst_address, src_address, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result UnmapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
 | 
			
		||||
                              u64 src_address, u64 size) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC,
 | 
			
		||||
              "called. process_handle=0x{:08X}, dst_address=0x{:016X}, src_address=0x{:016X}, "
 | 
			
		||||
              "size=0x{:016X}",
 | 
			
		||||
              process_handle, dst_address, src_address, size);
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(dst_address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "dst_address is not page-aligned (dst_address=0x{:016X}).",
 | 
			
		||||
                  dst_address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!Common::Is4KBAligned(src_address)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "src_address is not page-aligned (src_address=0x{:016X}).",
 | 
			
		||||
                  src_address);
 | 
			
		||||
        return ResultInvalidAddress;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (size == 0 || !Common::Is4KBAligned(size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Size is zero or not page-aligned (size=0x{:016X}).", size);
 | 
			
		||||
        return ResultInvalidSize;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!IsValidAddressRange(dst_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination address range overflows the address space (dst_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  dst_address, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!IsValidAddressRange(src_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Source address range overflows the address space (src_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  src_address, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
 | 
			
		||||
    if (process.IsNull()) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Invalid process handle specified (handle=0x{:08X}).",
 | 
			
		||||
                  process_handle);
 | 
			
		||||
        return ResultInvalidHandle;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    auto& page_table = process->PageTable();
 | 
			
		||||
    if (!page_table.IsInsideAddressSpace(src_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Source address range is not within the address space (src_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  src_address, size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (!page_table.IsInsideASLRRegion(dst_address, size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC,
 | 
			
		||||
                  "Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
 | 
			
		||||
                  "size=0x{:016X}).",
 | 
			
		||||
                  dst_address, size);
 | 
			
		||||
        return ResultInvalidMemoryRegion;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return page_table.UnmapCodeMemory(dst_address, src_address, size,
 | 
			
		||||
                                      KPageTable::ICacheInvalidationStrategy::InvalidateAll);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										21
									
								
								src/core/hle/kernel/svc/svc_processor.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										21
									
								
								src/core/hle/kernel/svc/svc_processor.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,21 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/logging/log.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/physical_core.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Get which CPU core is executing the current thread
 | 
			
		||||
u32 GetCurrentProcessorNumber(Core::System& system) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called");
 | 
			
		||||
    return static_cast<u32>(system.CurrentPhysicalCore().CoreIndex());
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
u32 GetCurrentProcessorNumber32(Core::System& system) {
 | 
			
		||||
    return GetCurrentProcessorNumber(system);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										55
									
								
								src/core/hle/kernel/svc/svc_query_memory.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										55
									
								
								src/core/hle/kernel/svc/svc_query_memory.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,55 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
Result QueryMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
 | 
			
		||||
                   VAddr query_address) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC,
 | 
			
		||||
              "called, memory_info_address=0x{:016X}, page_info_address=0x{:016X}, "
 | 
			
		||||
              "query_address=0x{:016X}",
 | 
			
		||||
              memory_info_address, page_info_address, query_address);
 | 
			
		||||
 | 
			
		||||
    return QueryProcessMemory(system, memory_info_address, page_info_address, CurrentProcess,
 | 
			
		||||
                              query_address);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result QueryMemory32(Core::System& system, u32 memory_info_address, u32 page_info_address,
 | 
			
		||||
                     u32 query_address) {
 | 
			
		||||
    return QueryMemory(system, memory_info_address, page_info_address, query_address);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result QueryProcessMemory(Core::System& system, VAddr memory_info_address, VAddr page_info_address,
 | 
			
		||||
                          Handle process_handle, VAddr address) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called process=0x{:08X} address={:X}", process_handle, address);
 | 
			
		||||
    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
    KScopedAutoObject process = handle_table.GetObject<KProcess>(process_handle);
 | 
			
		||||
    if (process.IsNull()) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Process handle does not exist, process_handle=0x{:08X}",
 | 
			
		||||
                  process_handle);
 | 
			
		||||
        return ResultInvalidHandle;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    auto& memory{system.Memory()};
 | 
			
		||||
    const auto memory_info{process->PageTable().QueryInfo(address).GetSvcMemoryInfo()};
 | 
			
		||||
 | 
			
		||||
    memory.Write64(memory_info_address + 0x00, memory_info.base_address);
 | 
			
		||||
    memory.Write64(memory_info_address + 0x08, memory_info.size);
 | 
			
		||||
    memory.Write32(memory_info_address + 0x10, static_cast<u32>(memory_info.state) & 0xff);
 | 
			
		||||
    memory.Write32(memory_info_address + 0x14, static_cast<u32>(memory_info.attribute));
 | 
			
		||||
    memory.Write32(memory_info_address + 0x18, static_cast<u32>(memory_info.permission));
 | 
			
		||||
    memory.Write32(memory_info_address + 0x1c, memory_info.ipc_count);
 | 
			
		||||
    memory.Write32(memory_info_address + 0x20, memory_info.device_count);
 | 
			
		||||
    memory.Write32(memory_info_address + 0x24, 0);
 | 
			
		||||
 | 
			
		||||
    // Page info appears to be currently unused by the kernel and is always set to zero.
 | 
			
		||||
    memory.Write32(page_info_address, 0);
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_register.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_register.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										95
									
								
								src/core/hle/kernel/svc/svc_resource_limit.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										95
									
								
								src/core/hle/kernel/svc/svc_resource_limit.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,95 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_resource_limit.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
Result CreateResourceLimit(Core::System& system, Handle* out_handle) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called");
 | 
			
		||||
 | 
			
		||||
    // Create a new resource limit.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    KResourceLimit* resource_limit = KResourceLimit::Create(kernel);
 | 
			
		||||
    R_UNLESS(resource_limit != nullptr, ResultOutOfResource);
 | 
			
		||||
 | 
			
		||||
    // Ensure we don't leak a reference to the limit.
 | 
			
		||||
    SCOPE_EXIT({ resource_limit->Close(); });
 | 
			
		||||
 | 
			
		||||
    // Initialize the resource limit.
 | 
			
		||||
    resource_limit->Initialize(&system.CoreTiming());
 | 
			
		||||
 | 
			
		||||
    // Register the limit.
 | 
			
		||||
    KResourceLimit::Register(kernel, resource_limit);
 | 
			
		||||
 | 
			
		||||
    // Add the limit to the handle table.
 | 
			
		||||
    R_TRY(kernel.CurrentProcess()->GetHandleTable().Add(out_handle, resource_limit));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetResourceLimitLimitValue(Core::System& system, u64* out_limit_value,
 | 
			
		||||
                                  Handle resource_limit_handle, LimitableResource which) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, resource_limit_handle={:08X}, which={}", resource_limit_handle,
 | 
			
		||||
              which);
 | 
			
		||||
 | 
			
		||||
    // Validate the resource.
 | 
			
		||||
    R_UNLESS(IsValidResourceType(which), ResultInvalidEnumValue);
 | 
			
		||||
 | 
			
		||||
    // Get the resource limit.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    KScopedAutoObject resource_limit =
 | 
			
		||||
        kernel.CurrentProcess()->GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
 | 
			
		||||
    R_UNLESS(resource_limit.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the limit value.
 | 
			
		||||
    *out_limit_value = resource_limit->GetLimitValue(which);
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetResourceLimitCurrentValue(Core::System& system, u64* out_current_value,
 | 
			
		||||
                                    Handle resource_limit_handle, LimitableResource which) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, resource_limit_handle={:08X}, which={}", resource_limit_handle,
 | 
			
		||||
              which);
 | 
			
		||||
 | 
			
		||||
    // Validate the resource.
 | 
			
		||||
    R_UNLESS(IsValidResourceType(which), ResultInvalidEnumValue);
 | 
			
		||||
 | 
			
		||||
    // Get the resource limit.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    KScopedAutoObject resource_limit =
 | 
			
		||||
        kernel.CurrentProcess()->GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
 | 
			
		||||
    R_UNLESS(resource_limit.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the current value.
 | 
			
		||||
    *out_current_value = resource_limit->GetCurrentValue(which);
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SetResourceLimitLimitValue(Core::System& system, Handle resource_limit_handle,
 | 
			
		||||
                                  LimitableResource which, u64 limit_value) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, resource_limit_handle={:08X}, which={}, limit_value={}",
 | 
			
		||||
              resource_limit_handle, which, limit_value);
 | 
			
		||||
 | 
			
		||||
    // Validate the resource.
 | 
			
		||||
    R_UNLESS(IsValidResourceType(which), ResultInvalidEnumValue);
 | 
			
		||||
 | 
			
		||||
    // Get the resource limit.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    KScopedAutoObject resource_limit =
 | 
			
		||||
        kernel.CurrentProcess()->GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
 | 
			
		||||
    R_UNLESS(resource_limit.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Set the limit value.
 | 
			
		||||
    R_TRY(resource_limit->SetLimitValue(which, limit_value));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_secure_monitor_call.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_secure_monitor_call.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										103
									
								
								src/core/hle/kernel/svc/svc_session.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										103
									
								
								src/core/hle/kernel/svc/svc_session.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,103 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_scoped_resource_reservation.h"
 | 
			
		||||
#include "core/hle/kernel/k_session.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
template <typename T>
 | 
			
		||||
Result CreateSession(Core::System& system, Handle* out_server, Handle* out_client, u64 name) {
 | 
			
		||||
    auto& process = *system.CurrentProcess();
 | 
			
		||||
    auto& handle_table = process.GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Declare the session we're going to allocate.
 | 
			
		||||
    T* session;
 | 
			
		||||
 | 
			
		||||
    // Reserve a new session from the process resource limit.
 | 
			
		||||
    // FIXME: LimitableResource_SessionCountMax
 | 
			
		||||
    KScopedResourceReservation session_reservation(&process, LimitableResource::SessionCountMax);
 | 
			
		||||
    if (session_reservation.Succeeded()) {
 | 
			
		||||
        session = T::Create(system.Kernel());
 | 
			
		||||
    } else {
 | 
			
		||||
        return ResultLimitReached;
 | 
			
		||||
 | 
			
		||||
        // // We couldn't reserve a session. Check that we support dynamically expanding the
 | 
			
		||||
        // // resource limit.
 | 
			
		||||
        // R_UNLESS(process.GetResourceLimit() ==
 | 
			
		||||
        //          &system.Kernel().GetSystemResourceLimit(), ResultLimitReached);
 | 
			
		||||
        // R_UNLESS(KTargetSystem::IsDynamicResourceLimitsEnabled(), ResultLimitReached());
 | 
			
		||||
 | 
			
		||||
        // // Try to allocate a session from unused slab memory.
 | 
			
		||||
        // session = T::CreateFromUnusedSlabMemory();
 | 
			
		||||
        // R_UNLESS(session != nullptr, ResultLimitReached);
 | 
			
		||||
        // ON_RESULT_FAILURE { session->Close(); };
 | 
			
		||||
 | 
			
		||||
        // // If we're creating a KSession, we want to add two KSessionRequests to the heap, to
 | 
			
		||||
        // // prevent request exhaustion.
 | 
			
		||||
        // // NOTE: Nintendo checks if session->DynamicCast<KSession *>() != nullptr, but there's
 | 
			
		||||
        // // no reason to not do this statically.
 | 
			
		||||
        // if constexpr (std::same_as<T, KSession>) {
 | 
			
		||||
        //     for (size_t i = 0; i < 2; i++) {
 | 
			
		||||
        //         KSessionRequest* request = KSessionRequest::CreateFromUnusedSlabMemory();
 | 
			
		||||
        //         R_UNLESS(request != nullptr, ResultLimitReached);
 | 
			
		||||
        //         request->Close();
 | 
			
		||||
        //     }
 | 
			
		||||
        // }
 | 
			
		||||
 | 
			
		||||
        // We successfully allocated a session, so add the object we allocated to the resource
 | 
			
		||||
        // limit.
 | 
			
		||||
        // system.Kernel().GetSystemResourceLimit().Reserve(LimitableResource::SessionCountMax, 1);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Check that we successfully created a session.
 | 
			
		||||
    R_UNLESS(session != nullptr, ResultOutOfResource);
 | 
			
		||||
 | 
			
		||||
    // Initialize the session.
 | 
			
		||||
    session->Initialize(nullptr, fmt::format("{}", name));
 | 
			
		||||
 | 
			
		||||
    // Commit the session reservation.
 | 
			
		||||
    session_reservation.Commit();
 | 
			
		||||
 | 
			
		||||
    // Ensure that we clean up the session (and its only references are handle table) on function
 | 
			
		||||
    // end.
 | 
			
		||||
    SCOPE_EXIT({
 | 
			
		||||
        session->GetClientSession().Close();
 | 
			
		||||
        session->GetServerSession().Close();
 | 
			
		||||
    });
 | 
			
		||||
 | 
			
		||||
    // Register the session.
 | 
			
		||||
    T::Register(system.Kernel(), session);
 | 
			
		||||
 | 
			
		||||
    // Add the server session to the handle table.
 | 
			
		||||
    R_TRY(handle_table.Add(out_server, &session->GetServerSession()));
 | 
			
		||||
 | 
			
		||||
    // Add the client session to the handle table.
 | 
			
		||||
    const auto result = handle_table.Add(out_client, &session->GetClientSession());
 | 
			
		||||
 | 
			
		||||
    if (!R_SUCCEEDED(result)) {
 | 
			
		||||
        // Ensure that we maintaing a clean handle state on exit.
 | 
			
		||||
        handle_table.Remove(*out_server);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return result;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace
 | 
			
		||||
 | 
			
		||||
Result CreateSession(Core::System& system, Handle* out_server, Handle* out_client, u32 is_light,
 | 
			
		||||
                     u64 name) {
 | 
			
		||||
    if (is_light) {
 | 
			
		||||
        // return CreateSession<KLightSession>(system, out_server, out_client, name);
 | 
			
		||||
        return ResultUnknown;
 | 
			
		||||
    } else {
 | 
			
		||||
        return CreateSession<KSession>(system, out_server, out_client, name);
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										106
									
								
								src/core/hle/kernel/svc/svc_shared_memory.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										106
									
								
								src/core/hle/kernel/svc/svc_shared_memory.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,106 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_shared_memory.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidSharedMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    switch (perm) {
 | 
			
		||||
    case MemoryPermission::Read:
 | 
			
		||||
    case MemoryPermission::ReadWrite:
 | 
			
		||||
        return true;
 | 
			
		||||
    default:
 | 
			
		||||
        return false;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
[[maybe_unused]] constexpr bool IsValidRemoteSharedMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    return IsValidSharedMemoryPermission(perm) || perm == MemoryPermission::DontCare;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace
 | 
			
		||||
 | 
			
		||||
Result MapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size,
 | 
			
		||||
                       Svc::MemoryPermission map_perm) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC,
 | 
			
		||||
              "called, shared_memory_handle=0x{:X}, addr=0x{:X}, size=0x{:X}, permissions=0x{:08X}",
 | 
			
		||||
              shmem_handle, address, size, map_perm);
 | 
			
		||||
 | 
			
		||||
    // Validate the address/size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Validate the permission.
 | 
			
		||||
    R_UNLESS(IsValidSharedMemoryPermission(map_perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
    // Get the current process.
 | 
			
		||||
    auto& process = *system.Kernel().CurrentProcess();
 | 
			
		||||
    auto& page_table = process.PageTable();
 | 
			
		||||
 | 
			
		||||
    // Get the shared memory.
 | 
			
		||||
    KScopedAutoObject shmem = process.GetHandleTable().GetObject<KSharedMemory>(shmem_handle);
 | 
			
		||||
    R_UNLESS(shmem.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Verify that the mapping is in range.
 | 
			
		||||
    R_UNLESS(page_table.CanContain(address, size, KMemoryState::Shared), ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
    // Add the shared memory to the process.
 | 
			
		||||
    R_TRY(process.AddSharedMemory(shmem.GetPointerUnsafe(), address, size));
 | 
			
		||||
 | 
			
		||||
    // Ensure that we clean up the shared memory if we fail to map it.
 | 
			
		||||
    auto guard =
 | 
			
		||||
        SCOPE_GUARD({ process.RemoveSharedMemory(shmem.GetPointerUnsafe(), address, size); });
 | 
			
		||||
 | 
			
		||||
    // Map the shared memory.
 | 
			
		||||
    R_TRY(shmem->Map(process, address, size, map_perm));
 | 
			
		||||
 | 
			
		||||
    // We succeeded.
 | 
			
		||||
    guard.Cancel();
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result MapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size,
 | 
			
		||||
                         Svc::MemoryPermission map_perm) {
 | 
			
		||||
    return MapSharedMemory(system, shmem_handle, address, size, map_perm);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result UnmapSharedMemory(Core::System& system, Handle shmem_handle, VAddr address, u64 size) {
 | 
			
		||||
    // Validate the address/size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Get the current process.
 | 
			
		||||
    auto& process = *system.Kernel().CurrentProcess();
 | 
			
		||||
    auto& page_table = process.PageTable();
 | 
			
		||||
 | 
			
		||||
    // Get the shared memory.
 | 
			
		||||
    KScopedAutoObject shmem = process.GetHandleTable().GetObject<KSharedMemory>(shmem_handle);
 | 
			
		||||
    R_UNLESS(shmem.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Verify that the mapping is in range.
 | 
			
		||||
    R_UNLESS(page_table.CanContain(address, size, KMemoryState::Shared), ResultInvalidMemoryRegion);
 | 
			
		||||
 | 
			
		||||
    // Unmap the shared memory.
 | 
			
		||||
    R_TRY(shmem->Unmap(process, address, size));
 | 
			
		||||
 | 
			
		||||
    // Remove the shared memory from the process.
 | 
			
		||||
    process.RemoveSharedMemory(shmem.GetPointerUnsafe(), address, size);
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result UnmapSharedMemory32(Core::System& system, Handle shmem_handle, u32 address, u32 size) {
 | 
			
		||||
    return UnmapSharedMemory(system, shmem_handle, address, size);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										139
									
								
								src/core/hle/kernel/svc/svc_synchronization.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										139
									
								
								src/core/hle/kernel/svc/svc_synchronization.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,139 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_readable_event.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// Close a handle
 | 
			
		||||
Result CloseHandle(Core::System& system, Handle handle) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "Closing handle 0x{:08X}", handle);
 | 
			
		||||
 | 
			
		||||
    // Remove the handle.
 | 
			
		||||
    R_UNLESS(system.Kernel().CurrentProcess()->GetHandleTable().Remove(handle),
 | 
			
		||||
             ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result CloseHandle32(Core::System& system, Handle handle) {
 | 
			
		||||
    return CloseHandle(system, handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Clears the signaled state of an event or process.
 | 
			
		||||
Result ResetSignal(Core::System& system, Handle handle) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called handle 0x{:08X}", handle);
 | 
			
		||||
 | 
			
		||||
    // Get the current handle table.
 | 
			
		||||
    const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Try to reset as readable event.
 | 
			
		||||
    {
 | 
			
		||||
        KScopedAutoObject readable_event = handle_table.GetObject<KReadableEvent>(handle);
 | 
			
		||||
        if (readable_event.IsNotNull()) {
 | 
			
		||||
            return readable_event->Reset();
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Try to reset as process.
 | 
			
		||||
    {
 | 
			
		||||
        KScopedAutoObject process = handle_table.GetObject<KProcess>(handle);
 | 
			
		||||
        if (process.IsNotNull()) {
 | 
			
		||||
            return process->Reset();
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    LOG_ERROR(Kernel_SVC, "invalid handle (0x{:08X})", handle);
 | 
			
		||||
 | 
			
		||||
    return ResultInvalidHandle;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result ResetSignal32(Core::System& system, Handle handle) {
 | 
			
		||||
    return ResetSignal(system, handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Wait for the given handles to synchronize, timeout after the specified nanoseconds
 | 
			
		||||
Result WaitSynchronization(Core::System& system, s32* index, VAddr handles_address, s32 num_handles,
 | 
			
		||||
                           s64 nano_seconds) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called handles_address=0x{:X}, num_handles={}, nano_seconds={}",
 | 
			
		||||
              handles_address, num_handles, nano_seconds);
 | 
			
		||||
 | 
			
		||||
    // Ensure number of handles is valid.
 | 
			
		||||
    R_UNLESS(0 <= num_handles && num_handles <= ArgumentHandleCountMax, ResultOutOfRange);
 | 
			
		||||
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    std::vector<KSynchronizationObject*> objs(num_handles);
 | 
			
		||||
    const auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
 | 
			
		||||
    Handle* handles = system.Memory().GetPointer<Handle>(handles_address);
 | 
			
		||||
 | 
			
		||||
    // Copy user handles.
 | 
			
		||||
    if (num_handles > 0) {
 | 
			
		||||
        // Convert the handles to objects.
 | 
			
		||||
        R_UNLESS(handle_table.GetMultipleObjects<KSynchronizationObject>(objs.data(), handles,
 | 
			
		||||
                                                                         num_handles),
 | 
			
		||||
                 ResultInvalidHandle);
 | 
			
		||||
        for (const auto& obj : objs) {
 | 
			
		||||
            kernel.RegisterInUseObject(obj);
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Ensure handles are closed when we're done.
 | 
			
		||||
    SCOPE_EXIT({
 | 
			
		||||
        for (s32 i = 0; i < num_handles; ++i) {
 | 
			
		||||
            kernel.UnregisterInUseObject(objs[i]);
 | 
			
		||||
            objs[i]->Close();
 | 
			
		||||
        }
 | 
			
		||||
    });
 | 
			
		||||
 | 
			
		||||
    return KSynchronizationObject::Wait(kernel, index, objs.data(), static_cast<s32>(objs.size()),
 | 
			
		||||
                                        nano_seconds);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result WaitSynchronization32(Core::System& system, u32 timeout_low, u32 handles_address,
 | 
			
		||||
                             s32 num_handles, u32 timeout_high, s32* index) {
 | 
			
		||||
    const s64 nano_seconds{(static_cast<s64>(timeout_high) << 32) | static_cast<s64>(timeout_low)};
 | 
			
		||||
    return WaitSynchronization(system, index, handles_address, num_handles, nano_seconds);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Resumes a thread waiting on WaitSynchronization
 | 
			
		||||
Result CancelSynchronization(Core::System& system, Handle handle) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called handle=0x{:X}", handle);
 | 
			
		||||
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Cancel the thread's wait.
 | 
			
		||||
    thread->WaitCancel();
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result CancelSynchronization32(Core::System& system, Handle handle) {
 | 
			
		||||
    return CancelSynchronization(system, handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void SynchronizePreemptionState(Core::System& system) {
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
 | 
			
		||||
    // Lock the scheduler.
 | 
			
		||||
    KScopedSchedulerLock sl{kernel};
 | 
			
		||||
 | 
			
		||||
    // If the current thread is pinned, unpin it.
 | 
			
		||||
    KProcess* cur_process = system.Kernel().CurrentProcess();
 | 
			
		||||
    const auto core_id = GetCurrentCoreId(kernel);
 | 
			
		||||
 | 
			
		||||
    if (cur_process->GetPinnedThread(core_id) == GetCurrentThreadPointer(kernel)) {
 | 
			
		||||
        // Clear the current thread's interrupt flag.
 | 
			
		||||
        GetCurrentThread(kernel).ClearInterruptFlag();
 | 
			
		||||
 | 
			
		||||
        // Unpin the current thread.
 | 
			
		||||
        cur_process->UnpinCurrentThread(core_id);
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										396
									
								
								src/core/hle/kernel/svc/svc_thread.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										396
									
								
								src/core/hle/kernel/svc/svc_thread.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,396 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/core_timing.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_scoped_resource_reservation.h"
 | 
			
		||||
#include "core/hle/kernel/k_thread.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidVirtualCoreId(int32_t core_id) {
 | 
			
		||||
    return (0 <= core_id && core_id < static_cast<int32_t>(Core::Hardware::NUM_CPU_CORES));
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // Anonymous namespace
 | 
			
		||||
 | 
			
		||||
/// Creates a new thread
 | 
			
		||||
Result CreateThread(Core::System& system, Handle* out_handle, VAddr entry_point, u64 arg,
 | 
			
		||||
                    VAddr stack_bottom, u32 priority, s32 core_id) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC,
 | 
			
		||||
              "called entry_point=0x{:08X}, arg=0x{:08X}, stack_bottom=0x{:08X}, "
 | 
			
		||||
              "priority=0x{:08X}, core_id=0x{:08X}",
 | 
			
		||||
              entry_point, arg, stack_bottom, priority, core_id);
 | 
			
		||||
 | 
			
		||||
    // Adjust core id, if it's the default magic.
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    auto& process = *kernel.CurrentProcess();
 | 
			
		||||
    if (core_id == IdealCoreUseProcessValue) {
 | 
			
		||||
        core_id = process.GetIdealCoreId();
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Validate arguments.
 | 
			
		||||
    if (!IsValidVirtualCoreId(core_id)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Invalid Core ID specified (id={})", core_id);
 | 
			
		||||
        return ResultInvalidCoreId;
 | 
			
		||||
    }
 | 
			
		||||
    if (((1ULL << core_id) & process.GetCoreMask()) == 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Core ID doesn't fall within allowable cores (id={})", core_id);
 | 
			
		||||
        return ResultInvalidCoreId;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (HighestThreadPriority > priority || priority > LowestThreadPriority) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Invalid priority specified (priority={})", priority);
 | 
			
		||||
        return ResultInvalidPriority;
 | 
			
		||||
    }
 | 
			
		||||
    if (!process.CheckThreadPriority(priority)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Invalid allowable thread priority (priority={})", priority);
 | 
			
		||||
        return ResultInvalidPriority;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Reserve a new thread from the process resource limit (waiting up to 100ms).
 | 
			
		||||
    KScopedResourceReservation thread_reservation(
 | 
			
		||||
        kernel.CurrentProcess(), LimitableResource::ThreadCountMax, 1,
 | 
			
		||||
        system.CoreTiming().GetGlobalTimeNs().count() + 100000000);
 | 
			
		||||
    if (!thread_reservation.Succeeded()) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Could not reserve a new thread");
 | 
			
		||||
        return ResultLimitReached;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Create the thread.
 | 
			
		||||
    KThread* thread = KThread::Create(kernel);
 | 
			
		||||
    if (!thread) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Unable to create new threads. Thread creation limit reached.");
 | 
			
		||||
        return ResultOutOfResource;
 | 
			
		||||
    }
 | 
			
		||||
    SCOPE_EXIT({ thread->Close(); });
 | 
			
		||||
 | 
			
		||||
    // Initialize the thread.
 | 
			
		||||
    {
 | 
			
		||||
        KScopedLightLock lk{process.GetStateLock()};
 | 
			
		||||
        R_TRY(KThread::InitializeUserThread(system, thread, entry_point, arg, stack_bottom,
 | 
			
		||||
                                            priority, core_id, &process));
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Set the thread name for debugging purposes.
 | 
			
		||||
    thread->SetName(fmt::format("thread[entry_point={:X}, handle={:X}]", entry_point, *out_handle));
 | 
			
		||||
 | 
			
		||||
    // Commit the thread reservation.
 | 
			
		||||
    thread_reservation.Commit();
 | 
			
		||||
 | 
			
		||||
    // Register the new thread.
 | 
			
		||||
    KThread::Register(kernel, thread);
 | 
			
		||||
 | 
			
		||||
    // Add the thread to the handle table.
 | 
			
		||||
    R_TRY(process.GetHandleTable().Add(out_handle, thread));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result CreateThread32(Core::System& system, Handle* out_handle, u32 priority, u32 entry_point,
 | 
			
		||||
                      u32 arg, u32 stack_top, s32 processor_id) {
 | 
			
		||||
    return CreateThread(system, out_handle, entry_point, arg, stack_top, priority, processor_id);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Starts the thread for the provided handle
 | 
			
		||||
Result StartThread(Core::System& system, Handle thread_handle) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called thread=0x{:08X}", thread_handle);
 | 
			
		||||
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Try to start the thread.
 | 
			
		||||
    R_TRY(thread->Run());
 | 
			
		||||
 | 
			
		||||
    // If we succeeded, persist a reference to the thread.
 | 
			
		||||
    thread->Open();
 | 
			
		||||
    system.Kernel().RegisterInUseObject(thread.GetPointerUnsafe());
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result StartThread32(Core::System& system, Handle thread_handle) {
 | 
			
		||||
    return StartThread(system, thread_handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Called when a thread exits
 | 
			
		||||
void ExitThread(Core::System& system) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, pc=0x{:08X}", system.CurrentArmInterface().GetPC());
 | 
			
		||||
 | 
			
		||||
    auto* const current_thread = GetCurrentThreadPointer(system.Kernel());
 | 
			
		||||
    system.GlobalSchedulerContext().RemoveThread(current_thread);
 | 
			
		||||
    current_thread->Exit();
 | 
			
		||||
    system.Kernel().UnregisterInUseObject(current_thread);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void ExitThread32(Core::System& system) {
 | 
			
		||||
    ExitThread(system);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Sleep the current thread
 | 
			
		||||
void SleepThread(Core::System& system, s64 nanoseconds) {
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
    const auto yield_type = static_cast<Svc::YieldType>(nanoseconds);
 | 
			
		||||
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called nanoseconds={}", nanoseconds);
 | 
			
		||||
 | 
			
		||||
    // When the input tick is positive, sleep.
 | 
			
		||||
    if (nanoseconds > 0) {
 | 
			
		||||
        // Convert the timeout from nanoseconds to ticks.
 | 
			
		||||
        // NOTE: Nintendo does not use this conversion logic in WaitSynchronization...
 | 
			
		||||
 | 
			
		||||
        // Sleep.
 | 
			
		||||
        // NOTE: Nintendo does not check the result of this sleep.
 | 
			
		||||
        static_cast<void>(GetCurrentThread(kernel).Sleep(nanoseconds));
 | 
			
		||||
    } else if (yield_type == Svc::YieldType::WithoutCoreMigration) {
 | 
			
		||||
        KScheduler::YieldWithoutCoreMigration(kernel);
 | 
			
		||||
    } else if (yield_type == Svc::YieldType::WithCoreMigration) {
 | 
			
		||||
        KScheduler::YieldWithCoreMigration(kernel);
 | 
			
		||||
    } else if (yield_type == Svc::YieldType::ToAnyThread) {
 | 
			
		||||
        KScheduler::YieldToAnyThread(kernel);
 | 
			
		||||
    } else {
 | 
			
		||||
        // Nintendo does nothing at all if an otherwise invalid value is passed.
 | 
			
		||||
        ASSERT_MSG(false, "Unimplemented sleep yield type '{:016X}'!", nanoseconds);
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void SleepThread32(Core::System& system, u32 nanoseconds_low, u32 nanoseconds_high) {
 | 
			
		||||
    const auto nanoseconds = static_cast<s64>(u64{nanoseconds_low} | (u64{nanoseconds_high} << 32));
 | 
			
		||||
    SleepThread(system, nanoseconds);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Gets the thread context
 | 
			
		||||
Result GetThreadContext(Core::System& system, VAddr out_context, Handle thread_handle) {
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called, out_context=0x{:08X}, thread_handle=0x{:X}", out_context,
 | 
			
		||||
              thread_handle);
 | 
			
		||||
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread =
 | 
			
		||||
        kernel.CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Require the handle be to a non-current thread in the current process.
 | 
			
		||||
    const auto* current_process = kernel.CurrentProcess();
 | 
			
		||||
    R_UNLESS(current_process == thread->GetOwnerProcess(), ResultInvalidId);
 | 
			
		||||
 | 
			
		||||
    // Verify that the thread isn't terminated.
 | 
			
		||||
    R_UNLESS(thread->GetState() != ThreadState::Terminated, ResultTerminationRequested);
 | 
			
		||||
 | 
			
		||||
    /// Check that the thread is not the current one.
 | 
			
		||||
    /// NOTE: Nintendo does not check this, and thus the following loop will deadlock.
 | 
			
		||||
    R_UNLESS(thread.GetPointerUnsafe() != GetCurrentThreadPointer(kernel), ResultInvalidId);
 | 
			
		||||
 | 
			
		||||
    // Try to get the thread context until the thread isn't current on any core.
 | 
			
		||||
    while (true) {
 | 
			
		||||
        KScopedSchedulerLock sl{kernel};
 | 
			
		||||
 | 
			
		||||
        // TODO(bunnei): Enforce that thread is suspended for debug here.
 | 
			
		||||
 | 
			
		||||
        // If the thread's raw state isn't runnable, check if it's current on some core.
 | 
			
		||||
        if (thread->GetRawState() != ThreadState::Runnable) {
 | 
			
		||||
            bool current = false;
 | 
			
		||||
            for (auto i = 0; i < static_cast<s32>(Core::Hardware::NUM_CPU_CORES); ++i) {
 | 
			
		||||
                if (thread.GetPointerUnsafe() == kernel.Scheduler(i).GetSchedulerCurrentThread()) {
 | 
			
		||||
                    current = true;
 | 
			
		||||
                    break;
 | 
			
		||||
                }
 | 
			
		||||
            }
 | 
			
		||||
 | 
			
		||||
            // If the thread is current, retry until it isn't.
 | 
			
		||||
            if (current) {
 | 
			
		||||
                continue;
 | 
			
		||||
            }
 | 
			
		||||
        }
 | 
			
		||||
 | 
			
		||||
        // Get the thread context.
 | 
			
		||||
        std::vector<u8> context;
 | 
			
		||||
        R_TRY(thread->GetThreadContext3(context));
 | 
			
		||||
 | 
			
		||||
        // Copy the thread context to user space.
 | 
			
		||||
        system.Memory().WriteBlock(out_context, context.data(), context.size());
 | 
			
		||||
 | 
			
		||||
        return ResultSuccess;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetThreadContext32(Core::System& system, u32 out_context, Handle thread_handle) {
 | 
			
		||||
    return GetThreadContext(system, out_context, thread_handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Gets the priority for the specified thread
 | 
			
		||||
Result GetThreadPriority(Core::System& system, u32* out_priority, Handle handle) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called");
 | 
			
		||||
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the thread's priority.
 | 
			
		||||
    *out_priority = thread->GetPriority();
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetThreadPriority32(Core::System& system, u32* out_priority, Handle handle) {
 | 
			
		||||
    return GetThreadPriority(system, out_priority, handle);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Sets the priority for the specified thread
 | 
			
		||||
Result SetThreadPriority(Core::System& system, Handle thread_handle, u32 priority) {
 | 
			
		||||
    // Get the current process.
 | 
			
		||||
    KProcess& process = *system.Kernel().CurrentProcess();
 | 
			
		||||
 | 
			
		||||
    // Validate the priority.
 | 
			
		||||
    R_UNLESS(HighestThreadPriority <= priority && priority <= LowestThreadPriority,
 | 
			
		||||
             ResultInvalidPriority);
 | 
			
		||||
    R_UNLESS(process.CheckThreadPriority(priority), ResultInvalidPriority);
 | 
			
		||||
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread = process.GetHandleTable().GetObject<KThread>(thread_handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Set the thread priority.
 | 
			
		||||
    thread->SetBasePriority(priority);
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SetThreadPriority32(Core::System& system, Handle thread_handle, u32 priority) {
 | 
			
		||||
    return SetThreadPriority(system, thread_handle, priority);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetThreadList(Core::System& system, u32* out_num_threads, VAddr out_thread_ids,
 | 
			
		||||
                     u32 out_thread_ids_size, Handle debug_handle) {
 | 
			
		||||
    // TODO: Handle this case when debug events are supported.
 | 
			
		||||
    UNIMPLEMENTED_IF(debug_handle != InvalidHandle);
 | 
			
		||||
 | 
			
		||||
    LOG_DEBUG(Kernel_SVC, "called. out_thread_ids=0x{:016X}, out_thread_ids_size={}",
 | 
			
		||||
              out_thread_ids, out_thread_ids_size);
 | 
			
		||||
 | 
			
		||||
    // If the size is negative or larger than INT32_MAX / sizeof(u64)
 | 
			
		||||
    if ((out_thread_ids_size & 0xF0000000) != 0) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Supplied size outside [0, 0x0FFFFFFF] range. size={}",
 | 
			
		||||
                  out_thread_ids_size);
 | 
			
		||||
        return ResultOutOfRange;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    auto* const current_process = system.Kernel().CurrentProcess();
 | 
			
		||||
    const auto total_copy_size = out_thread_ids_size * sizeof(u64);
 | 
			
		||||
 | 
			
		||||
    if (out_thread_ids_size > 0 &&
 | 
			
		||||
        !current_process->PageTable().IsInsideAddressSpace(out_thread_ids, total_copy_size)) {
 | 
			
		||||
        LOG_ERROR(Kernel_SVC, "Address range outside address space. begin=0x{:016X}, end=0x{:016X}",
 | 
			
		||||
                  out_thread_ids, out_thread_ids + total_copy_size);
 | 
			
		||||
        return ResultInvalidCurrentMemory;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    auto& memory = system.Memory();
 | 
			
		||||
    const auto& thread_list = current_process->GetThreadList();
 | 
			
		||||
    const auto num_threads = thread_list.size();
 | 
			
		||||
    const auto copy_amount = std::min(std::size_t{out_thread_ids_size}, num_threads);
 | 
			
		||||
 | 
			
		||||
    auto list_iter = thread_list.cbegin();
 | 
			
		||||
    for (std::size_t i = 0; i < copy_amount; ++i, ++list_iter) {
 | 
			
		||||
        memory.Write64(out_thread_ids, (*list_iter)->GetThreadID());
 | 
			
		||||
        out_thread_ids += sizeof(u64);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    *out_num_threads = static_cast<u32>(num_threads);
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetThreadCoreMask(Core::System& system, Handle thread_handle, s32* out_core_id,
 | 
			
		||||
                         u64* out_affinity_mask) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called, handle=0x{:08X}", thread_handle);
 | 
			
		||||
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the core mask.
 | 
			
		||||
    R_TRY(thread->GetCoreMask(out_core_id, out_affinity_mask));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetThreadCoreMask32(Core::System& system, Handle thread_handle, s32* out_core_id,
 | 
			
		||||
                           u32* out_affinity_mask_low, u32* out_affinity_mask_high) {
 | 
			
		||||
    u64 out_affinity_mask{};
 | 
			
		||||
    const auto result = GetThreadCoreMask(system, thread_handle, out_core_id, &out_affinity_mask);
 | 
			
		||||
    *out_affinity_mask_high = static_cast<u32>(out_affinity_mask >> 32);
 | 
			
		||||
    *out_affinity_mask_low = static_cast<u32>(out_affinity_mask);
 | 
			
		||||
    return result;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SetThreadCoreMask(Core::System& system, Handle thread_handle, s32 core_id,
 | 
			
		||||
                         u64 affinity_mask) {
 | 
			
		||||
    // Determine the core id/affinity mask.
 | 
			
		||||
    if (core_id == IdealCoreUseProcessValue) {
 | 
			
		||||
        core_id = system.Kernel().CurrentProcess()->GetIdealCoreId();
 | 
			
		||||
        affinity_mask = (1ULL << core_id);
 | 
			
		||||
    } else {
 | 
			
		||||
        // Validate the affinity mask.
 | 
			
		||||
        const u64 process_core_mask = system.Kernel().CurrentProcess()->GetCoreMask();
 | 
			
		||||
        R_UNLESS((affinity_mask | process_core_mask) == process_core_mask, ResultInvalidCoreId);
 | 
			
		||||
        R_UNLESS(affinity_mask != 0, ResultInvalidCombination);
 | 
			
		||||
 | 
			
		||||
        // Validate the core id.
 | 
			
		||||
        if (IsValidVirtualCoreId(core_id)) {
 | 
			
		||||
            R_UNLESS(((1ULL << core_id) & affinity_mask) != 0, ResultInvalidCombination);
 | 
			
		||||
        } else {
 | 
			
		||||
            R_UNLESS(core_id == IdealCoreNoUpdate || core_id == IdealCoreDontCare,
 | 
			
		||||
                     ResultInvalidCoreId);
 | 
			
		||||
        }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Set the core mask.
 | 
			
		||||
    R_TRY(thread->SetCoreMask(core_id, affinity_mask));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result SetThreadCoreMask32(Core::System& system, Handle thread_handle, s32 core_id,
 | 
			
		||||
                           u32 affinity_mask_low, u32 affinity_mask_high) {
 | 
			
		||||
    const auto affinity_mask = u64{affinity_mask_low} | (u64{affinity_mask_high} << 32);
 | 
			
		||||
    return SetThreadCoreMask(system, thread_handle, core_id, affinity_mask);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
/// Get the ID for the specified thread.
 | 
			
		||||
Result GetThreadId(Core::System& system, u64* out_thread_id, Handle thread_handle) {
 | 
			
		||||
    // Get the thread from its handle.
 | 
			
		||||
    KScopedAutoObject thread =
 | 
			
		||||
        system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
 | 
			
		||||
    R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
 | 
			
		||||
 | 
			
		||||
    // Get the thread's id.
 | 
			
		||||
    *out_thread_id = thread->GetId();
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result GetThreadId32(Core::System& system, u32* out_thread_id_low, u32* out_thread_id_high,
 | 
			
		||||
                     Handle thread_handle) {
 | 
			
		||||
    u64 out_thread_id{};
 | 
			
		||||
    const Result result{GetThreadId(system, &out_thread_id, thread_handle)};
 | 
			
		||||
 | 
			
		||||
    *out_thread_id_low = static_cast<u32>(out_thread_id >> 32);
 | 
			
		||||
    *out_thread_id_high = static_cast<u32>(out_thread_id & std::numeric_limits<u32>::max());
 | 
			
		||||
 | 
			
		||||
    return result;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										6
									
								
								src/core/hle/kernel/svc/svc_thread_profiler.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										6
									
								
								src/core/hle/kernel/svc/svc_thread_profiler.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,6 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										33
									
								
								src/core/hle/kernel/svc/svc_tick.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										33
									
								
								src/core/hle/kernel/svc/svc_tick.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,33 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/core_timing.h"
 | 
			
		||||
#include "core/hle/kernel/kernel.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
 | 
			
		||||
/// This returns the total CPU ticks elapsed since the CPU was powered-on
 | 
			
		||||
u64 GetSystemTick(Core::System& system) {
 | 
			
		||||
    LOG_TRACE(Kernel_SVC, "called");
 | 
			
		||||
 | 
			
		||||
    auto& core_timing = system.CoreTiming();
 | 
			
		||||
 | 
			
		||||
    // Returns the value of cntpct_el0 (https://switchbrew.org/wiki/SVC#svcGetSystemTick)
 | 
			
		||||
    const u64 result{core_timing.GetClockTicks()};
 | 
			
		||||
 | 
			
		||||
    if (!system.Kernel().IsMulticore()) {
 | 
			
		||||
        core_timing.AddTicks(400U);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    return result;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void GetSystemTick32(Core::System& system, u32* time_low, u32* time_high) {
 | 
			
		||||
    const auto time = GetSystemTick(system);
 | 
			
		||||
    *time_low = static_cast<u32>(time);
 | 
			
		||||
    *time_high = static_cast<u32>(time >> 32);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
							
								
								
									
										79
									
								
								src/core/hle/kernel/svc/svc_transfer_memory.cpp
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										79
									
								
								src/core/hle/kernel/svc/svc_transfer_memory.cpp
									
									
									
									
									
										Normal file
									
								
							@@ -0,0 +1,79 @@
 | 
			
		||||
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 | 
			
		||||
// SPDX-License-Identifier: GPL-2.0-or-later
 | 
			
		||||
 | 
			
		||||
#include "common/scope_exit.h"
 | 
			
		||||
#include "core/core.h"
 | 
			
		||||
#include "core/hle/kernel/k_process.h"
 | 
			
		||||
#include "core/hle/kernel/k_scoped_resource_reservation.h"
 | 
			
		||||
#include "core/hle/kernel/k_transfer_memory.h"
 | 
			
		||||
#include "core/hle/kernel/svc.h"
 | 
			
		||||
 | 
			
		||||
namespace Kernel::Svc {
 | 
			
		||||
namespace {
 | 
			
		||||
 | 
			
		||||
constexpr bool IsValidTransferMemoryPermission(MemoryPermission perm) {
 | 
			
		||||
    switch (perm) {
 | 
			
		||||
    case MemoryPermission::None:
 | 
			
		||||
    case MemoryPermission::Read:
 | 
			
		||||
    case MemoryPermission::ReadWrite:
 | 
			
		||||
        return true;
 | 
			
		||||
    default:
 | 
			
		||||
        return false;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
} // Anonymous namespace
 | 
			
		||||
 | 
			
		||||
/// Creates a TransferMemory object
 | 
			
		||||
Result CreateTransferMemory(Core::System& system, Handle* out, VAddr address, u64 size,
 | 
			
		||||
                            MemoryPermission map_perm) {
 | 
			
		||||
    auto& kernel = system.Kernel();
 | 
			
		||||
 | 
			
		||||
    // Validate the size.
 | 
			
		||||
    R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
 | 
			
		||||
    R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
 | 
			
		||||
    R_UNLESS(size > 0, ResultInvalidSize);
 | 
			
		||||
    R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Validate the permissions.
 | 
			
		||||
    R_UNLESS(IsValidTransferMemoryPermission(map_perm), ResultInvalidNewMemoryPermission);
 | 
			
		||||
 | 
			
		||||
    // Get the current process and handle table.
 | 
			
		||||
    auto& process = *kernel.CurrentProcess();
 | 
			
		||||
    auto& handle_table = process.GetHandleTable();
 | 
			
		||||
 | 
			
		||||
    // Reserve a new transfer memory from the process resource limit.
 | 
			
		||||
    KScopedResourceReservation trmem_reservation(kernel.CurrentProcess(),
 | 
			
		||||
                                                 LimitableResource::TransferMemoryCountMax);
 | 
			
		||||
    R_UNLESS(trmem_reservation.Succeeded(), ResultLimitReached);
 | 
			
		||||
 | 
			
		||||
    // Create the transfer memory.
 | 
			
		||||
    KTransferMemory* trmem = KTransferMemory::Create(kernel);
 | 
			
		||||
    R_UNLESS(trmem != nullptr, ResultOutOfResource);
 | 
			
		||||
 | 
			
		||||
    // Ensure the only reference is in the handle table when we're done.
 | 
			
		||||
    SCOPE_EXIT({ trmem->Close(); });
 | 
			
		||||
 | 
			
		||||
    // Ensure that the region is in range.
 | 
			
		||||
    R_UNLESS(process.PageTable().Contains(address, size), ResultInvalidCurrentMemory);
 | 
			
		||||
 | 
			
		||||
    // Initialize the transfer memory.
 | 
			
		||||
    R_TRY(trmem->Initialize(address, size, map_perm));
 | 
			
		||||
 | 
			
		||||
    // Commit the reservation.
 | 
			
		||||
    trmem_reservation.Commit();
 | 
			
		||||
 | 
			
		||||
    // Register the transfer memory.
 | 
			
		||||
    KTransferMemory::Register(kernel, trmem);
 | 
			
		||||
 | 
			
		||||
    // Add the transfer memory to the handle table.
 | 
			
		||||
    R_TRY(handle_table.Add(out, trmem));
 | 
			
		||||
 | 
			
		||||
    return ResultSuccess;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
Result CreateTransferMemory32(Core::System& system, Handle* out, u32 address, u32 size,
 | 
			
		||||
                              MemoryPermission map_perm) {
 | 
			
		||||
    return CreateTransferMemory(system, out, address, size, map_perm);
 | 
			
		||||
}
 | 
			
		||||
} // namespace Kernel::Svc
 | 
			
		||||
@@ -172,11 +172,11 @@ void SvcWrap64(Core::System& system) {
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Used by GetResourceLimitLimitValue.
 | 
			
		||||
template <Result func(Core::System&, u64*, Handle, LimitableResource)>
 | 
			
		||||
template <Result func(Core::System&, u64*, Handle, Svc::LimitableResource)>
 | 
			
		||||
void SvcWrap64(Core::System& system) {
 | 
			
		||||
    u64 param_1 = 0;
 | 
			
		||||
    const u32 retval = func(system, ¶m_1, static_cast<Handle>(Param(system, 1)),
 | 
			
		||||
                            static_cast<LimitableResource>(Param(system, 2)))
 | 
			
		||||
                            static_cast<Svc::LimitableResource>(Param(system, 2)))
 | 
			
		||||
                           .raw;
 | 
			
		||||
 | 
			
		||||
    system.CurrentArmInterface().SetReg(1, param_1);
 | 
			
		||||
@@ -189,10 +189,10 @@ void SvcWrap64(Core::System& system) {
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Used by SetResourceLimitLimitValue
 | 
			
		||||
template <Result func(Core::System&, Handle, LimitableResource, u64)>
 | 
			
		||||
template <Result func(Core::System&, Handle, Svc::LimitableResource, u64)>
 | 
			
		||||
void SvcWrap64(Core::System& system) {
 | 
			
		||||
    FuncReturn(system, func(system, static_cast<Handle>(Param(system, 0)),
 | 
			
		||||
                            static_cast<LimitableResource>(Param(system, 1)), Param(system, 2))
 | 
			
		||||
                            static_cast<Svc::LimitableResource>(Param(system, 1)), Param(system, 2))
 | 
			
		||||
                           .raw);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
 
 | 
			
		||||
		Reference in New Issue
	
	Block a user