diff options
Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/hle_ipc.h | 62 | ||||
-rw-r--r-- | src/core/hle/kernel/init/init_slab_setup.cpp | 1 | ||||
-rw-r--r-- | src/core/hle/kernel/k_handle_table.cpp | 17 | ||||
-rw-r--r-- | src/core/hle/kernel/k_handle_table.h | 16 | ||||
-rw-r--r-- | src/core/hle/kernel/k_memory_manager.cpp | 4 | ||||
-rw-r--r-- | src/core/hle/kernel/k_page_table.cpp | 3 | ||||
-rw-r--r-- | src/core/hle/kernel/k_process.cpp | 1 | ||||
-rw-r--r-- | src/core/hle/kernel/k_slab_heap.h | 6 | ||||
-rw-r--r-- | src/core/hle/kernel/k_thread_local_page.h | 1 | ||||
-rw-r--r-- | src/core/hle/kernel/service_thread.cpp | 1 | ||||
-rw-r--r-- | src/core/hle/kernel/svc.cpp | 26 | ||||
-rw-r--r-- | src/core/hle/kernel/svc_wrap.h | 12 |
12 files changed, 94 insertions, 56 deletions
diff --git a/src/core/hle/kernel/hle_ipc.h b/src/core/hle/kernel/hle_ipc.h index d87be72d6..e252b5f4b 100644 --- a/src/core/hle/kernel/hle_ipc.h +++ b/src/core/hle/kernel/hle_ipc.h @@ -199,7 +199,7 @@ public: ~HLERequestContext(); /// Returns a pointer to the IPC command buffer for this request. - u32* CommandBuffer() { + [[nodiscard]] u32* CommandBuffer() { return cmd_buf.data(); } @@ -207,7 +207,7 @@ public: * Returns the session through which this request was made. This can be used as a map key to * access per-client data on services. */ - Kernel::KServerSession* Session() { + [[nodiscard]] Kernel::KServerSession* Session() { return server_session; } @@ -217,61 +217,61 @@ public: /// Writes data from this context back to the requesting process/thread. Result WriteToOutgoingCommandBuffer(KThread& requesting_thread); - u32_le GetHipcCommand() const { + [[nodiscard]] u32_le GetHipcCommand() const { return command; } - u32_le GetTipcCommand() const { + [[nodiscard]] u32_le GetTipcCommand() const { return static_cast<u32_le>(command_header->type.Value()) - static_cast<u32_le>(IPC::CommandType::TIPC_CommandRegion); } - u32_le GetCommand() const { + [[nodiscard]] u32_le GetCommand() const { return command_header->IsTipc() ? GetTipcCommand() : GetHipcCommand(); } - bool IsTipc() const { + [[nodiscard]] bool IsTipc() const { return command_header->IsTipc(); } - IPC::CommandType GetCommandType() const { + [[nodiscard]] IPC::CommandType GetCommandType() const { return command_header->type; } - u64 GetPID() const { + [[nodiscard]] u64 GetPID() const { return pid; } - u32 GetDataPayloadOffset() const { + [[nodiscard]] u32 GetDataPayloadOffset() const { return data_payload_offset; } - const std::vector<IPC::BufferDescriptorX>& BufferDescriptorX() const { + [[nodiscard]] const std::vector<IPC::BufferDescriptorX>& BufferDescriptorX() const { return buffer_x_desciptors; } - const std::vector<IPC::BufferDescriptorABW>& BufferDescriptorA() const { + [[nodiscard]] const std::vector<IPC::BufferDescriptorABW>& BufferDescriptorA() const { return buffer_a_desciptors; } - const std::vector<IPC::BufferDescriptorABW>& BufferDescriptorB() const { + [[nodiscard]] const std::vector<IPC::BufferDescriptorABW>& BufferDescriptorB() const { return buffer_b_desciptors; } - const std::vector<IPC::BufferDescriptorC>& BufferDescriptorC() const { + [[nodiscard]] const std::vector<IPC::BufferDescriptorC>& BufferDescriptorC() const { return buffer_c_desciptors; } - const IPC::DomainMessageHeader& GetDomainMessageHeader() const { + [[nodiscard]] const IPC::DomainMessageHeader& GetDomainMessageHeader() const { return domain_message_header.value(); } - bool HasDomainMessageHeader() const { + [[nodiscard]] bool HasDomainMessageHeader() const { return domain_message_header.has_value(); } /// Helper function to read a buffer using the appropriate buffer descriptor - std::vector<u8> ReadBuffer(std::size_t buffer_index = 0) const; + [[nodiscard]] std::vector<u8> ReadBuffer(std::size_t buffer_index = 0) const; /// Helper function to write a buffer using the appropriate buffer descriptor std::size_t WriteBuffer(const void* buffer, std::size_t size, @@ -308,22 +308,34 @@ public: } /// Helper function to get the size of the input buffer - std::size_t GetReadBufferSize(std::size_t buffer_index = 0) const; + [[nodiscard]] std::size_t GetReadBufferSize(std::size_t buffer_index = 0) const; /// Helper function to get the size of the output buffer - std::size_t GetWriteBufferSize(std::size_t buffer_index = 0) const; + [[nodiscard]] std::size_t GetWriteBufferSize(std::size_t buffer_index = 0) const; + + /// Helper function to derive the number of elements able to be contained in the read buffer + template <typename T> + [[nodiscard]] std::size_t GetReadBufferNumElements(std::size_t buffer_index = 0) const { + return GetReadBufferSize(buffer_index) / sizeof(T); + } + + /// Helper function to derive the number of elements able to be contained in the write buffer + template <typename T> + [[nodiscard]] std::size_t GetWriteBufferNumElements(std::size_t buffer_index = 0) const { + return GetWriteBufferSize(buffer_index) / sizeof(T); + } /// Helper function to test whether the input buffer at buffer_index can be read - bool CanReadBuffer(std::size_t buffer_index = 0) const; + [[nodiscard]] bool CanReadBuffer(std::size_t buffer_index = 0) const; /// Helper function to test whether the output buffer at buffer_index can be written - bool CanWriteBuffer(std::size_t buffer_index = 0) const; + [[nodiscard]] bool CanWriteBuffer(std::size_t buffer_index = 0) const; - Handle GetCopyHandle(std::size_t index) const { + [[nodiscard]] Handle GetCopyHandle(std::size_t index) const { return incoming_copy_handles.at(index); } - Handle GetMoveHandle(std::size_t index) const { + [[nodiscard]] Handle GetMoveHandle(std::size_t index) const { return incoming_move_handles.at(index); } @@ -348,13 +360,13 @@ public: manager = manager_; } - std::string Description() const; + [[nodiscard]] std::string Description() const; - KThread& GetThread() { + [[nodiscard]] KThread& GetThread() { return *thread; } - std::shared_ptr<SessionRequestManager> GetManager() const { + [[nodiscard]] std::shared_ptr<SessionRequestManager> GetManager() const { return manager.lock(); } diff --git a/src/core/hle/kernel/init/init_slab_setup.cpp b/src/core/hle/kernel/init/init_slab_setup.cpp index bda098511..7b363eb1e 100644 --- a/src/core/hle/kernel/init/init_slab_setup.cpp +++ b/src/core/hle/kernel/init/init_slab_setup.cpp @@ -243,6 +243,7 @@ void InitializeSlabHeaps(Core::System& system, KMemoryLayout& memory_layout) { // If we somehow get an invalid type, abort. default: ASSERT_MSG(false, "Unknown slab type: {}", slab_types[i]); + break; } // If we've hit the end of a gap, free it. diff --git a/src/core/hle/kernel/k_handle_table.cpp b/src/core/hle/kernel/k_handle_table.cpp index 1c7a766c8..3535ddc0c 100644 --- a/src/core/hle/kernel/k_handle_table.cpp +++ b/src/core/hle/kernel/k_handle_table.cpp @@ -2,6 +2,7 @@ // SPDX-License-Identifier: GPL-2.0-or-later #include "core/hle/kernel/k_handle_table.h" +#include "core/hle/kernel/k_process.h" namespace Kernel { @@ -82,6 +83,22 @@ Result KHandleTable::Add(Handle* out_handle, KAutoObject* obj) { R_SUCCEED(); } +KScopedAutoObject<KAutoObject> KHandleTable::GetObjectForIpc(Handle handle, + KThread* cur_thread) const { + // Handle pseudo-handles. + ASSERT(cur_thread != nullptr); + if (handle == Svc::PseudoHandle::CurrentProcess) { + auto* const cur_process = cur_thread->GetOwnerProcess(); + ASSERT(cur_process != nullptr); + return cur_process; + } + if (handle == Svc::PseudoHandle::CurrentThread) { + return cur_thread; + } + + return GetObjectForIpcWithoutPseudoHandle(handle); +} + Result KHandleTable::Reserve(Handle* out_handle) { KScopedDisableDispatch dd{m_kernel}; KScopedSpinLock lk(m_lock); diff --git a/src/core/hle/kernel/k_handle_table.h b/src/core/hle/kernel/k_handle_table.h index 65cae3b27..37a24e7d9 100644 --- a/src/core/hle/kernel/k_handle_table.h +++ b/src/core/hle/kernel/k_handle_table.h @@ -113,21 +113,7 @@ public: return this->GetObjectImpl(handle); } - KScopedAutoObject<KAutoObject> GetObjectForIpc(Handle handle, KThread* cur_thread) const { - // Handle pseudo-handles. - ASSERT(cur_thread != nullptr); - if (handle == Svc::PseudoHandle::CurrentProcess) { - auto* const cur_process = - static_cast<KAutoObject*>(static_cast<void*>(cur_thread->GetOwnerProcess())); - ASSERT(cur_process != nullptr); - return cur_process; - } - if (handle == Svc::PseudoHandle::CurrentThread) { - return static_cast<KAutoObject*>(cur_thread); - } - - return GetObjectForIpcWithoutPseudoHandle(handle); - } + KScopedAutoObject<KAutoObject> GetObjectForIpc(Handle handle, KThread* cur_thread) const; KScopedAutoObject<KAutoObject> GetObjectByIndex(Handle* out_handle, size_t index) const { KScopedDisableDispatch dd{m_kernel}; diff --git a/src/core/hle/kernel/k_memory_manager.cpp b/src/core/hle/kernel/k_memory_manager.cpp index c4bf306e8..bd33571da 100644 --- a/src/core/hle/kernel/k_memory_manager.cpp +++ b/src/core/hle/kernel/k_memory_manager.cpp @@ -225,8 +225,8 @@ Result KMemoryManager::AllocatePageGroupImpl(KPageGroup* out, size_t num_pages, ON_RESULT_FAILURE { for (const auto& it : out->Nodes()) { auto& manager = this->GetManager(it.GetAddress()); - const size_t node_num_pages = - std::min(it.GetNumPages(), (manager.GetEndAddress() - it.GetAddress()) / PageSize); + const size_t node_num_pages = std::min<u64>( + it.GetNumPages(), (manager.GetEndAddress() - it.GetAddress()) / PageSize); manager.Free(it.GetAddress(), node_num_pages); } out->Finalize(); diff --git a/src/core/hle/kernel/k_page_table.cpp b/src/core/hle/kernel/k_page_table.cpp index 5387bf5fe..612fc76fa 100644 --- a/src/core/hle/kernel/k_page_table.cpp +++ b/src/core/hle/kernel/k_page_table.cpp @@ -2301,6 +2301,7 @@ Result KPageTable::SetProcessMemoryPermission(VAddr addr, size_t size, break; default: ASSERT(false); + break; } } @@ -2803,6 +2804,7 @@ Result KPageTable::Operate(VAddr addr, size_t num_pages, const KPageGroup& page_ break; default: ASSERT(false); + break; } addr += size; @@ -2838,6 +2840,7 @@ Result KPageTable::Operate(VAddr addr, size_t num_pages, KMemoryPermission perm, break; default: ASSERT(false); + break; } R_SUCCEED(); } diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index 55a9c5fae..d1dc62401 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -395,6 +395,7 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std: default: ASSERT(false); + break; } // Create TLS region diff --git a/src/core/hle/kernel/k_slab_heap.h b/src/core/hle/kernel/k_slab_heap.h index a8c77a7d4..68469b041 100644 --- a/src/core/hle/kernel/k_slab_heap.h +++ b/src/core/hle/kernel/k_slab_heap.h @@ -6,6 +6,7 @@ #include <atomic> #include "common/assert.h" +#include "common/atomic_ops.h" #include "common/common_funcs.h" #include "common/common_types.h" #include "common/spin_lock.h" @@ -82,16 +83,13 @@ private: private: void UpdatePeakImpl(uintptr_t obj) { - static_assert(std::atomic_ref<uintptr_t>::is_always_lock_free); - std::atomic_ref<uintptr_t> peak_ref(m_peak); - const uintptr_t alloc_peak = obj + this->GetObjectSize(); uintptr_t cur_peak = m_peak; do { if (alloc_peak <= cur_peak) { break; } - } while (!peak_ref.compare_exchange_strong(cur_peak, alloc_peak)); + } while (!Common::AtomicCompareAndSwap(&m_peak, alloc_peak, cur_peak, cur_peak)); } public: diff --git a/src/core/hle/kernel/k_thread_local_page.h b/src/core/hle/kernel/k_thread_local_page.h index 5d466ace7..fe0cff084 100644 --- a/src/core/hle/kernel/k_thread_local_page.h +++ b/src/core/hle/kernel/k_thread_local_page.h @@ -10,6 +10,7 @@ #include "common/assert.h" #include "common/common_types.h" #include "common/intrusive_red_black_tree.h" +#include "common/polyfill_ranges.h" #include "core/hle/kernel/memory_types.h" #include "core/hle/kernel/slab_helpers.h" #include "core/hle/result.h" diff --git a/src/core/hle/kernel/service_thread.cpp b/src/core/hle/kernel/service_thread.cpp index e6e41ac34..0690f9a1c 100644 --- a/src/core/hle/kernel/service_thread.cpp +++ b/src/core/hle/kernel/service_thread.cpp @@ -7,6 +7,7 @@ #include <thread> #include <vector> +#include "common/polyfill_thread.h" #include "common/scope_exit.h" #include "common/thread.h" #include "core/hle/ipc_helpers.h" diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index 9962ad171..e520cab47 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -2701,14 +2701,24 @@ static Result GetThreadList(Core::System& system, u32* out_num_threads, VAddr ou return ResultSuccess; } -static Result FlushProcessDataCache32([[maybe_unused]] Core::System& system, - [[maybe_unused]] Handle handle, [[maybe_unused]] u32 address, - [[maybe_unused]] u32 size) { - // Note(Blinkhawk): For emulation purposes of the data cache this is mostly a no-op, - // as all emulation is done in the same cache level in host architecture, thus data cache - // does not need flushing. - LOG_DEBUG(Kernel_SVC, "called"); - return ResultSuccess; +static 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 { diff --git a/src/core/hle/kernel/svc_wrap.h b/src/core/hle/kernel/svc_wrap.h index 272c54cf7..1ea8c7fbc 100644 --- a/src/core/hle/kernel/svc_wrap.h +++ b/src/core/hle/kernel/svc_wrap.h @@ -82,7 +82,7 @@ void SvcWrap64(Core::System& system) { } // Used by ControlCodeMemory -template <Result func(Core::System&, Handle, u32, u64, u64, Svc::MemoryPermission)> +template <Result func(Core::System&, Handle, u32, VAddr, size_t, Svc::MemoryPermission)> void SvcWrap64(Core::System& system) { FuncReturn(system, func(system, static_cast<Handle>(Param(system, 0)), static_cast<u32>(Param(system, 1)), Param(system, 2), Param(system, 3), @@ -327,7 +327,7 @@ void SvcWrap64(Core::System& system) { } // Used by CreateCodeMemory -template <Result func(Core::System&, Handle*, u64, u64)> +template <Result func(Core::System&, Handle*, VAddr, size_t)> void SvcWrap64(Core::System& system) { u32 param_1 = 0; const u32 retval = func(system, ¶m_1, Param(system, 1), Param(system, 2)).raw; @@ -722,4 +722,12 @@ void SvcWrap32(Core::System& system) { FuncReturn(system, retval); } +// Used by Invalidate/Store/FlushProcessDataCache32 +template <Result func(Core::System&, Handle, u64, u64)> +void SvcWrap32(Core::System& system) { + const u64 address = (Param(system, 3) << 32) | Param(system, 2); + const u64 size = (Param(system, 4) << 32) | Param(system, 1); + FuncReturn32(system, func(system, Param32(system, 0), address, size).raw); +} + } // namespace Kernel |