diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/hle/kernel/transfer_memory.cpp | 55 | ||||
| -rw-r--r-- | src/core/hle/kernel/transfer_memory.h | 96 |
2 files changed, 0 insertions, 151 deletions
diff --git a/src/core/hle/kernel/transfer_memory.cpp b/src/core/hle/kernel/transfer_memory.cpp deleted file mode 100644 index 1dd65468d..000000000 --- a/src/core/hle/kernel/transfer_memory.cpp +++ /dev/null | |||
| @@ -1,55 +0,0 @@ | |||
| 1 | // Copyright 2019 yuzu emulator team | ||
| 2 | // Licensed under GPLv2 or any later version | ||
| 3 | // Refer to the license.txt file included. | ||
| 4 | |||
| 5 | #include "core/hle/kernel/k_page_table.h" | ||
| 6 | #include "core/hle/kernel/k_resource_limit.h" | ||
| 7 | #include "core/hle/kernel/kernel.h" | ||
| 8 | #include "core/hle/kernel/process.h" | ||
| 9 | #include "core/hle/kernel/transfer_memory.h" | ||
| 10 | #include "core/hle/result.h" | ||
| 11 | #include "core/memory.h" | ||
| 12 | |||
| 13 | namespace Kernel { | ||
| 14 | |||
| 15 | TransferMemory::TransferMemory(KernelCore& kernel, Core::Memory::Memory& memory) | ||
| 16 | : Object{kernel}, memory{memory} {} | ||
| 17 | |||
| 18 | TransferMemory::~TransferMemory() { | ||
| 19 | // Release memory region when transfer memory is destroyed | ||
| 20 | Reset(); | ||
| 21 | owner_process->GetResourceLimit()->Release(LimitableResource::TransferMemory, 1); | ||
| 22 | } | ||
| 23 | |||
| 24 | std::shared_ptr<TransferMemory> TransferMemory::Create(KernelCore& kernel, | ||
| 25 | Core::Memory::Memory& memory, | ||
| 26 | VAddr base_address, std::size_t size, | ||
| 27 | KMemoryPermission permissions) { | ||
| 28 | std::shared_ptr<TransferMemory> transfer_memory{ | ||
| 29 | std::make_shared<TransferMemory>(kernel, memory)}; | ||
| 30 | |||
| 31 | transfer_memory->base_address = base_address; | ||
| 32 | transfer_memory->size = size; | ||
| 33 | transfer_memory->owner_permissions = permissions; | ||
| 34 | transfer_memory->owner_process = kernel.CurrentProcess(); | ||
| 35 | |||
| 36 | return transfer_memory; | ||
| 37 | } | ||
| 38 | |||
| 39 | u8* TransferMemory::GetPointer() { | ||
| 40 | return memory.GetPointer(base_address); | ||
| 41 | } | ||
| 42 | |||
| 43 | const u8* TransferMemory::GetPointer() const { | ||
| 44 | return memory.GetPointer(base_address); | ||
| 45 | } | ||
| 46 | |||
| 47 | ResultCode TransferMemory::Reserve() { | ||
| 48 | return owner_process->PageTable().ReserveTransferMemory(base_address, size, owner_permissions); | ||
| 49 | } | ||
| 50 | |||
| 51 | ResultCode TransferMemory::Reset() { | ||
| 52 | return owner_process->PageTable().ResetTransferMemory(base_address, size); | ||
| 53 | } | ||
| 54 | |||
| 55 | } // namespace Kernel | ||
diff --git a/src/core/hle/kernel/transfer_memory.h b/src/core/hle/kernel/transfer_memory.h deleted file mode 100644 index 59328c0fe..000000000 --- a/src/core/hle/kernel/transfer_memory.h +++ /dev/null | |||
| @@ -1,96 +0,0 @@ | |||
| 1 | // Copyright 2019 yuzu emulator team | ||
| 2 | // Licensed under GPLv2 or any later version | ||
| 3 | // Refer to the license.txt file included. | ||
| 4 | |||
| 5 | #pragma once | ||
| 6 | |||
| 7 | #include <memory> | ||
| 8 | |||
| 9 | #include "core/hle/kernel/k_memory_block.h" | ||
| 10 | #include "core/hle/kernel/object.h" | ||
| 11 | #include "core/hle/kernel/physical_memory.h" | ||
| 12 | |||
| 13 | union ResultCode; | ||
| 14 | |||
| 15 | namespace Core::Memory { | ||
| 16 | class Memory; | ||
| 17 | } | ||
| 18 | |||
| 19 | namespace Kernel { | ||
| 20 | |||
| 21 | class KernelCore; | ||
| 22 | class Process; | ||
| 23 | |||
| 24 | /// Defines the interface for transfer memory objects. | ||
| 25 | /// | ||
| 26 | /// Transfer memory is typically used for the purpose of | ||
| 27 | /// transferring memory between separate process instances, | ||
| 28 | /// thus the name. | ||
| 29 | /// | ||
| 30 | class TransferMemory final : public Object { | ||
| 31 | public: | ||
| 32 | explicit TransferMemory(KernelCore& kernel, Core::Memory::Memory& memory); | ||
| 33 | ~TransferMemory() override; | ||
| 34 | |||
| 35 | static constexpr HandleType HANDLE_TYPE = HandleType::TransferMemory; | ||
| 36 | |||
| 37 | static std::shared_ptr<TransferMemory> Create(KernelCore& kernel, Core::Memory::Memory& memory, | ||
| 38 | VAddr base_address, std::size_t size, | ||
| 39 | KMemoryPermission permissions); | ||
| 40 | |||
| 41 | TransferMemory(const TransferMemory&) = delete; | ||
| 42 | TransferMemory& operator=(const TransferMemory&) = delete; | ||
| 43 | |||
| 44 | TransferMemory(TransferMemory&&) = delete; | ||
| 45 | TransferMemory& operator=(TransferMemory&&) = delete; | ||
| 46 | |||
| 47 | std::string GetTypeName() const override { | ||
| 48 | return "TransferMemory"; | ||
| 49 | } | ||
| 50 | |||
| 51 | std::string GetName() const override { | ||
| 52 | return GetTypeName(); | ||
| 53 | } | ||
| 54 | |||
| 55 | HandleType GetHandleType() const override { | ||
| 56 | return HANDLE_TYPE; | ||
| 57 | } | ||
| 58 | |||
| 59 | /// Gets a pointer to the backing block of this instance. | ||
| 60 | u8* GetPointer(); | ||
| 61 | |||
| 62 | /// Gets a pointer to the backing block of this instance. | ||
| 63 | const u8* GetPointer() const; | ||
| 64 | |||
| 65 | /// Gets the size of the memory backing this instance in bytes. | ||
| 66 | constexpr std::size_t GetSize() const { | ||
| 67 | return size; | ||
| 68 | } | ||
| 69 | |||
| 70 | /// Reserves the region to be used for the transfer memory, called after the transfer memory is | ||
| 71 | /// created. | ||
| 72 | ResultCode Reserve(); | ||
| 73 | |||
| 74 | /// Resets the region previously used for the transfer memory, called after the transfer memory | ||
| 75 | /// is closed. | ||
| 76 | ResultCode Reset(); | ||
| 77 | |||
| 78 | void Finalize() override {} | ||
| 79 | |||
| 80 | private: | ||
| 81 | /// The base address for the memory managed by this instance. | ||
| 82 | VAddr base_address{}; | ||
| 83 | |||
| 84 | /// Size of the memory, in bytes, that this instance manages. | ||
| 85 | std::size_t size{}; | ||
| 86 | |||
| 87 | /// The memory permissions that are applied to this instance. | ||
| 88 | KMemoryPermission owner_permissions{}; | ||
| 89 | |||
| 90 | /// The process that this transfer memory instance was created under. | ||
| 91 | Process* owner_process{}; | ||
| 92 | |||
| 93 | Core::Memory::Memory& memory; | ||
| 94 | }; | ||
| 95 | |||
| 96 | } // namespace Kernel | ||