diff options
Diffstat (limited to 'src/core')
-rw-r--r-- | src/core/device_memory.h | 16 | ||||
-rw-r--r-- | src/core/hle/kernel/memory/address_space_info.cpp | 22 | ||||
-rw-r--r-- | src/core/hle/kernel/memory/memory_block_manager.cpp | 6 | ||||
-rw-r--r-- | src/core/hle/kernel/memory/memory_manager.cpp | 29 | ||||
-rw-r--r-- | src/core/hle/kernel/memory/page_heap.h | 48 | ||||
-rw-r--r-- | src/core/hle/kernel/memory/page_table.cpp | 256 | ||||
-rw-r--r-- | src/core/hle/kernel/memory/system_control.cpp | 6 | ||||
-rw-r--r-- | src/core/hle/kernel/shared_memory.cpp | 4 | ||||
-rw-r--r-- | src/core/hle/kernel/shared_memory.h | 2 | ||||
-rw-r--r-- | src/core/hle/kernel/svc.cpp | 2 | ||||
-rw-r--r-- | src/core/hle/service/ldr/ldr.cpp | 13 |
11 files changed, 153 insertions, 251 deletions
diff --git a/src/core/device_memory.h b/src/core/device_memory.h index ff66e202d..9efa088d0 100644 --- a/src/core/device_memory.h +++ b/src/core/device_memory.h @@ -13,13 +13,15 @@ namespace Core { class System; namespace DramMemoryMap { -constexpr u64 Base = 0x80000000ULL; -constexpr u64 Size = 0x100000000ULL; -constexpr u64 End = Base + Size; -constexpr u64 KernelReserveBase = Base + 0x60000; -constexpr u64 SlabHeapBase = KernelReserveBase + 0x85000; -constexpr u64 SlapHeapSize = 0xa21000; -constexpr u64 SlabHeapEnd = SlabHeapBase + SlapHeapSize; +enum : u64 { + Base = 0x80000000ULL, + Size = 0x100000000ULL, + End = Base + Size, + KernelReserveBase = Base + 0x60000, + SlabHeapBase = KernelReserveBase + 0x85000, + SlapHeapSize = 0xa21000, + SlabHeapEnd = SlabHeapBase + SlapHeapSize, +}; }; // namespace DramMemoryMap class DeviceMemory : NonCopyable { diff --git a/src/core/hle/kernel/memory/address_space_info.cpp b/src/core/hle/kernel/memory/address_space_info.cpp index 6a267c951..27fae05e7 100644 --- a/src/core/hle/kernel/memory/address_space_info.cpp +++ b/src/core/hle/kernel/memory/address_space_info.cpp @@ -14,16 +14,18 @@ namespace Kernel::Memory { namespace { -constexpr std::size_t Size_1_MB{0x100000}; -constexpr std::size_t Size_2_MB{2 * Size_1_MB}; -constexpr std::size_t Size_128_MB{128 * Size_1_MB}; -constexpr std::size_t Size_1_GB{0x40000000}; -constexpr std::size_t Size_2_GB{2 * Size_1_GB}; -constexpr std::size_t Size_4_GB{4 * Size_1_GB}; -constexpr std::size_t Size_6_GB{6 * Size_1_GB}; -constexpr std::size_t Size_64_GB{64 * Size_1_GB}; -constexpr std::size_t Size_512_GB{512 * Size_1_GB}; -constexpr u64 Invalid{std::numeric_limits<u64>::max()}; +enum : u64 { + Size_1_MB = 0x100000, + Size_2_MB = 2 * Size_1_MB, + Size_128_MB = 128 * Size_1_MB, + Size_1_GB = 0x40000000, + Size_2_GB = 2 * Size_1_GB, + Size_4_GB = 4 * Size_1_GB, + Size_6_GB = 6 * Size_1_GB, + Size_64_GB = 64 * Size_1_GB, + Size_512_GB = 512 * Size_1_GB, + Invalid = std::numeric_limits<u64>::max(), +}; // clang-format off constexpr std::array<AddressSpaceInfo, 13> AddressSpaceInfos{{ diff --git a/src/core/hle/kernel/memory/memory_block_manager.cpp b/src/core/hle/kernel/memory/memory_block_manager.cpp index da009566f..1ebc126c0 100644 --- a/src/core/hle/kernel/memory/memory_block_manager.cpp +++ b/src/core/hle/kernel/memory/memory_block_manager.cpp @@ -15,7 +15,7 @@ MemoryBlockManager::MemoryBlockManager(VAddr start_addr, VAddr end_addr) } MemoryBlockManager::iterator MemoryBlockManager::FindIterator(VAddr addr) { - iterator node{memory_block_tree.begin()}; + auto node{memory_block_tree.begin()}; while (node != end()) { const VAddr end_addr{node->GetNumPages() * PageSize + node->GetAddress()}; if (node->GetAddress() <= addr && end_addr - 1 >= addr) { @@ -35,8 +35,8 @@ VAddr MemoryBlockManager::FindFreeArea(VAddr region_start, std::size_t region_nu const VAddr region_end{region_start + region_num_pages * PageSize}; const VAddr region_last{region_end - 1}; - for (const_iterator it{FindIterator(region_start)}; it != memory_block_tree.cend(); it++) { - const MemoryInfo info{it->GetMemoryInfo()}; + for (auto it{FindIterator(region_start)}; it != memory_block_tree.cend(); it++) { + const auto info{it->GetMemoryInfo()}; if (region_last < info.GetAddress()) { break; } diff --git a/src/core/hle/kernel/memory/memory_manager.cpp b/src/core/hle/kernel/memory/memory_manager.cpp index 9c1bb981b..3cd4f9e85 100644 --- a/src/core/hle/kernel/memory/memory_manager.cpp +++ b/src/core/hle/kernel/memory/memory_manager.cpp @@ -15,15 +15,14 @@ namespace Kernel::Memory { std::size_t MemoryManager::Impl::Initialize(Pool new_pool, u64 start_address, u64 end_address) { - const std::size_t size{end_address - start_address}; + const auto size{end_address - start_address}; // Calculate metadata sizes - const std::size_t ref_count_size{(size / PageSize) * sizeof(u16)}; - const std::size_t optimize_map_size{(Common::AlignUp((size / PageSize), 64) / 64) * - sizeof(u64)}; - const std::size_t manager_size{Common::AlignUp(optimize_map_size + ref_count_size, PageSize)}; - const std::size_t page_heap_size{PageHeap::CalculateMetadataOverheadSize(size)}; - const std::size_t total_metadata_size{manager_size + page_heap_size}; + const auto ref_count_size{(size / PageSize) * sizeof(u16)}; + const auto optimize_map_size{(Common::AlignUp((size / PageSize), 64) / 64) * sizeof(u64)}; + const auto manager_size{Common::AlignUp(optimize_map_size + ref_count_size, PageSize)}; + const auto page_heap_size{PageHeap::CalculateMetadataOverheadSize(size)}; + const auto total_metadata_size{manager_size + page_heap_size}; ASSERT(manager_size <= total_metadata_size); ASSERT(Common::IsAligned(total_metadata_size, PageSize)); @@ -55,7 +54,7 @@ VAddr MemoryManager::AllocateContinuous(std::size_t num_pages, std::size_t align } // Lock the pool that we're allocating from - const std::size_t pool_index{static_cast<std::size_t>(pool)}; + const auto pool_index{static_cast<std::size_t>(pool)}; std::lock_guard lock{pool_locks[pool_index]}; // Choose a heap based on our page size request @@ -72,7 +71,7 @@ VAddr MemoryManager::AllocateContinuous(std::size_t num_pages, std::size_t align } // If we allocated more than we need, free some - const std::size_t allocated_pages{PageHeap::GetBlockNumPages(heap_index)}; + const auto allocated_pages{PageHeap::GetBlockNumPages(heap_index)}; if (allocated_pages > num_pages) { chosen_manager.Free(allocated_block + num_pages * PageSize, allocated_pages - num_pages); } @@ -90,7 +89,7 @@ ResultCode MemoryManager::Allocate(PageLinkedList& page_list, std::size_t num_pa } // Lock the pool that we're allocating from - const std::size_t pool_index{static_cast<std::size_t>(pool)}; + const auto pool_index{static_cast<std::size_t>(pool)}; std::lock_guard lock{pool_locks[pool_index]}; // Choose a heap based on our page size request @@ -105,7 +104,7 @@ ResultCode MemoryManager::Allocate(PageLinkedList& page_list, std::size_t num_pa // Ensure that we don't leave anything un-freed auto group_guard = detail::ScopeExit([&] { for (const auto& it : page_list.Nodes()) { - const std::size_t num_pages{std::min( + const auto num_pages{std::min( it.GetNumPages(), (chosen_manager.GetEndAddress() - it.GetAddress()) / PageSize)}; chosen_manager.Free(it.GetAddress(), num_pages); } @@ -113,12 +112,12 @@ ResultCode MemoryManager::Allocate(PageLinkedList& page_list, std::size_t num_pa // Keep allocating until we've allocated all our pages for (s32 index{heap_index}; index >= 0 && num_pages > 0; index--) { - const std::size_t pages_per_alloc{PageHeap::GetBlockNumPages(index)}; + const auto pages_per_alloc{PageHeap::GetBlockNumPages(index)}; while (num_pages >= pages_per_alloc) { // Allocate a block VAddr allocated_block{chosen_manager.AllocateBlock(index)}; - if (allocated_block == 0) { + if (!allocated_block) { break; } @@ -158,7 +157,7 @@ ResultCode MemoryManager::Free(PageLinkedList& page_list, std::size_t num_pages, } // Lock the pool that we're freeing from - const std::size_t pool_index{static_cast<std::size_t>(pool)}; + const auto pool_index{static_cast<std::size_t>(pool)}; std::lock_guard lock{pool_locks[pool_index]}; // TODO (bunnei): Support multiple managers @@ -166,7 +165,7 @@ ResultCode MemoryManager::Free(PageLinkedList& page_list, std::size_t num_pages, // Free all of the pages for (const auto& it : page_list.Nodes()) { - const std::size_t num_pages{std::min( + const auto num_pages{std::min( it.GetNumPages(), (chosen_manager.GetEndAddress() - it.GetAddress()) / PageSize)}; chosen_manager.Free(it.GetAddress(), num_pages); } diff --git a/src/core/hle/kernel/memory/page_heap.h b/src/core/hle/kernel/memory/page_heap.h index 39ca45ab1..380c3f5a1 100644 --- a/src/core/hle/kernel/memory/page_heap.h +++ b/src/core/hle/kernel/memory/page_heap.h @@ -22,9 +22,10 @@ namespace Kernel::Memory { class PageHeap final : NonCopyable { public: static constexpr s32 GetAlignedBlockIndex(std::size_t num_pages, std::size_t align_pages) { - const std::size_t target_pages{std::max(num_pages, align_pages)}; + const auto target_pages{std::max(num_pages, align_pages)}; for (std::size_t i = 0; i < NumMemoryBlockPageShifts; i++) { - if (target_pages <= (std::size_t(1) << MemoryBlockPageShifts[i]) / PageSize) { + if (target_pages <= + (static_cast<std::size_t>(1) << MemoryBlockPageShifts[i]) / PageSize) { return static_cast<s32>(i); } } @@ -33,7 +34,7 @@ public: static constexpr s32 GetBlockIndex(std::size_t num_pages) { for (s32 i{static_cast<s32>(NumMemoryBlockPageShifts) - 1}; i >= 0; i--) { - if (num_pages >= (std::size_t(1) << MemoryBlockPageShifts[i]) / PageSize) { + if (num_pages >= (static_cast<std::size_t>(1) << MemoryBlockPageShifts[i]) / PageSize) { return i; } } @@ -41,7 +42,7 @@ public: } static constexpr std::size_t GetBlockSize(std::size_t index) { - return std::size_t(1) << MemoryBlockPageShifts[index]; + return static_cast<std::size_t>(1) << MemoryBlockPageShifts[index]; } static constexpr std::size_t GetBlockNumPages(std::size_t index) { @@ -51,7 +52,8 @@ public: private: static constexpr std::size_t NumMemoryBlockPageShifts{7}; static constexpr std::array<std::size_t, NumMemoryBlockPageShifts> MemoryBlockPageShifts{ - 0xC, 0x10, 0x15, 0x16, 0x19, 0x1D, 0x1E}; + 0xC, 0x10, 0x15, 0x16, 0x19, 0x1D, 0x1E, + }; class Block final : NonCopyable { private: @@ -122,13 +124,13 @@ private: constexpr bool ClearRange(std::size_t offset, std::size_t count) { const s32 depth{GetHighestDepthIndex()}; - const std::size_t bit_ind{offset / 64}; + const auto bit_ind{offset / 64}; u64* bits{bit_storages[depth]}; if (count < 64) { - const std::size_t shift{offset % 64}; + const auto shift{offset % 64}; ASSERT(shift + count <= 64); // Check that all the bits are set - const u64 mask{((u64(1) << count) - 1) << shift}; + const u64 mask{((1ULL << count) - 1) << shift}; u64 v{bits[bit_ind]}; if ((v & mask) != mask) { return false; @@ -171,9 +173,9 @@ private: private: constexpr void SetBit(s32 depth, std::size_t offset) { while (depth >= 0) { - const std::size_t ind{offset / 64}; - const std::size_t which{offset % 64}; - const u64 mask{u64(1) << which}; + const auto ind{offset / 64}; + const auto which{offset % 64}; + const u64 mask{1ULL << which}; u64* bit{std::addressof(bit_storages[depth][ind])}; const u64 v{*bit}; @@ -189,9 +191,9 @@ private: constexpr void ClearBit(s32 depth, std::size_t offset) { while (depth >= 0) { - const std::size_t ind{offset / 64}; - const std::size_t which{offset % 64}; - const u64 mask{u64(1) << which}; + const auto ind{offset / 64}; + const auto which{offset % 64}; + const u64 mask{1ULL << which}; u64* bit{std::addressof(bit_storages[depth][ind])}; u64 v{*bit}; @@ -246,7 +248,7 @@ private: return next_block_shift; } constexpr std::size_t GetSize() const { - return std::size_t(1) << GetShift(); + return static_cast<std::size_t>(1) << GetShift(); } constexpr std::size_t GetNumPages() const { return GetSize() / PageSize; @@ -266,13 +268,13 @@ private: // Align up the address VAddr end{addr + size}; - const std::size_t align{(next_block_shift != 0) ? (u64(1) << next_block_shift) - : (u64(1) << block_shift)}; + const auto align{(next_block_shift != 0) ? (1ULL << next_block_shift) + : (1ULL << block_shift)}; addr = Common::AlignDown((addr), align); end = Common::AlignUp((end), align); heap_address = addr; - end_offset = (end - addr) / (u64(1) << block_shift); + end_offset = (end - addr) / (1ULL << block_shift); return bitmap.Initialize(bit_storage, end_offset); } @@ -283,7 +285,7 @@ private: // If we have a next shift, try to clear the blocks below and return the address if (GetNextShift()) { - const std::size_t diff{u64(1) << (GetNextShift() - GetShift())}; + const auto diff{1ULL << (GetNextShift() - GetShift())}; offset = Common::AlignDown(offset, diff); if (bitmap.ClearRange(offset, diff)) { return heap_address + (offset << GetShift()); @@ -300,7 +302,7 @@ private: if (soffset < 0) { return 0; } - const std::size_t offset{static_cast<std::size_t>(soffset)}; + const auto offset{static_cast<std::size_t>(soffset)}; // Update our tracking and return it bitmap.ClearBit(offset); @@ -311,9 +313,9 @@ private: static constexpr std::size_t CalculateMetadataOverheadSize(std::size_t region_size, std::size_t cur_block_shift, std::size_t next_block_shift) { - const std::size_t cur_block_size{(u64(1) << cur_block_shift)}; - const std::size_t next_block_size{(u64(1) << next_block_shift)}; - const std::size_t align{(next_block_shift != 0) ? next_block_size : cur_block_size}; + const auto cur_block_size{(1ULL << cur_block_shift)}; + const auto next_block_size{(1ULL << next_block_shift)}; + const auto align{(next_block_shift != 0) ? next_block_size : cur_block_size}; return Bitmap::CalculateMetadataOverheadSize( (align * 2 + Common::AlignUp(region_size, align)) / cur_block_size); } diff --git a/src/core/hle/kernel/memory/page_table.cpp b/src/core/hle/kernel/memory/page_table.cpp index 941ecda21..091e52ca4 100644 --- a/src/core/hle/kernel/memory/page_table.cpp +++ b/src/core/hle/kernel/memory/page_table.cpp @@ -64,10 +64,10 @@ ResultCode PageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_t bool enable_aslr, VAddr code_addr, std::size_t code_size, Memory::MemoryManager::Pool pool) { - const auto GetSpaceStart = [&](AddressSpaceInfo::Type type) { + const auto GetSpaceStart = [this](AddressSpaceInfo::Type type) { return AddressSpaceInfo::GetAddressSpaceStart(address_space_width, type); }; - const auto GetSpaceSize = [&](AddressSpaceInfo::Type type) { + const auto GetSpaceSize = [this](AddressSpaceInfo::Type type) { return AddressSpaceInfo::GetAddressSpaceSize(address_space_width, type); }; @@ -286,17 +286,9 @@ ResultCode PageTable::MapProcessCode(VAddr addr, std::size_t num_pages, MemorySt } PageLinkedList page_linked_list; - if (const ResultCode result{ - system.Kernel().MemoryManager().Allocate(page_linked_list, num_pages, memory_pool)}; - result.IsError()) { - return result; - } - - if (const ResultCode result{ - Operate(addr, num_pages, page_linked_list, OperationType::MapGroup)}; - result.IsError()) { - return result; - } + CASCADE_CODE( + system.Kernel().MemoryManager().Allocate(page_linked_list, num_pages, memory_pool)); + CASCADE_CODE(Operate(addr, num_pages, page_linked_list, OperationType::MapGroup)); block_manager->Update(addr, num_pages, state, perm); @@ -310,13 +302,10 @@ ResultCode PageTable::MapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std:: MemoryState state{}; MemoryPermission perm{}; - if (const ResultCode result{CheckMemoryState( - &state, &perm, nullptr, src_addr, size, MemoryState::All, MemoryState::Normal, - MemoryPermission::Mask, MemoryPermission::ReadAndWrite, MemoryAttribute::Mask, - MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState(&state, &perm, nullptr, src_addr, size, MemoryState::All, + MemoryState::Normal, MemoryPermission::Mask, + MemoryPermission::ReadAndWrite, MemoryAttribute::Mask, + MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)); if (IsRegionMapped(dst_addr, size)) { return ERR_INVALID_ADDRESS_STATE; @@ -329,16 +318,9 @@ ResultCode PageTable::MapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std:: auto block_guard = detail::ScopeExit( [&] { Operate(src_addr, num_pages, perm, OperationType::ChangePermissions); }); - if (const ResultCode result{Operate(src_addr, num_pages, MemoryPermission::None, - OperationType::ChangePermissions)}; - result.IsError()) { - return result; - } - - if (const ResultCode result{MapPages(dst_addr, page_linked_list, MemoryPermission::None)}; - result.IsError()) { - return result; - } + CASCADE_CODE( + Operate(src_addr, num_pages, MemoryPermission::None, OperationType::ChangePermissions)); + CASCADE_CODE(MapPages(dst_addr, page_linked_list, MemoryPermission::None)); block_guard.Cancel(); } @@ -359,35 +341,20 @@ ResultCode PageTable::UnmapProcessCodeMemory(VAddr dst_addr, VAddr src_addr, std const std::size_t num_pages{size / PageSize}; - if (const ResultCode result{CheckMemoryState( - nullptr, nullptr, nullptr, src_addr, size, MemoryState::All, MemoryState::Normal, - MemoryPermission::None, MemoryPermission::None, MemoryAttribute::Mask, - MemoryAttribute::Locked, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState(nullptr, nullptr, nullptr, src_addr, size, MemoryState::All, + MemoryState::Normal, MemoryPermission::None, + MemoryPermission::None, MemoryAttribute::Mask, + MemoryAttribute::Locked, MemoryAttribute::IpcAndDeviceMapped)); MemoryState state{}; - if (const ResultCode result{CheckMemoryState( - &state, nullptr, nullptr, dst_addr, PageSize, MemoryState::FlagCanCodeAlias, - MemoryState::FlagCanCodeAlias, MemoryPermission::None, MemoryPermission::None, - MemoryAttribute::Mask, MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } - - if (const ResultCode result{CheckMemoryState(dst_addr, size, MemoryState::All, state, - MemoryPermission::None, MemoryPermission::None, - MemoryAttribute::Mask, MemoryAttribute::None)}; - result.IsError()) { - return result; - } - - if (const ResultCode result{ - Operate(dst_addr, num_pages, MemoryPermission::None, OperationType::Unmap)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState( + &state, nullptr, nullptr, dst_addr, PageSize, MemoryState::FlagCanCodeAlias, + MemoryState::FlagCanCodeAlias, MemoryPermission::None, MemoryPermission::None, + MemoryAttribute::Mask, MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)); + CASCADE_CODE(CheckMemoryState(dst_addr, size, MemoryState::All, state, MemoryPermission::None, + MemoryPermission::None, MemoryAttribute::Mask, + MemoryAttribute::None)); + CASCADE_CODE(Operate(dst_addr, num_pages, MemoryPermission::None, OperationType::Unmap)); block_manager->Update(dst_addr, num_pages, MemoryState::Free); block_manager->Update(src_addr, num_pages, MemoryState::Normal, MemoryPermission::ReadAndWrite); @@ -459,11 +426,8 @@ ResultCode PageTable::MapPhysicalMemory(VAddr addr, std::size_t size) { process->GetResourceLimit()->Release(ResourceType::PhysicalMemory, remaining_size); }); - if (const ResultCode result{system.Kernel().MemoryManager().Allocate( - page_linked_list, remaining_pages, memory_pool)}; - result.IsError()) { - return result; - } + CASCADE_CODE(system.Kernel().MemoryManager().Allocate(page_linked_list, remaining_pages, + memory_pool)); block_guard.Cancel(); } @@ -508,9 +472,7 @@ ResultCode PageTable::UnmapPhysicalMemory(VAddr addr, std::size_t size) { return RESULT_SUCCESS; } - if (const ResultCode result{UnmapMemory(addr, size)}; result.IsError()) { - return result; - } + CASCADE_CODE(UnmapMemory(addr, size)); auto process{system.Kernel().CurrentProcess()}; process->GetResourceLimit()->Release(ResourceType::PhysicalMemory, mapped_size); @@ -559,13 +521,10 @@ ResultCode PageTable::Map(VAddr dst_addr, VAddr src_addr, std::size_t size) { std::lock_guard lock{page_table_lock}; MemoryState src_state{}; - if (const ResultCode result{CheckMemoryState( - &src_state, nullptr, nullptr, src_addr, size, MemoryState::FlagCanAlias, - MemoryState::FlagCanAlias, MemoryPermission::Mask, MemoryPermission::ReadAndWrite, - MemoryAttribute::Mask, MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState( + &src_state, nullptr, nullptr, src_addr, size, MemoryState::FlagCanAlias, + MemoryState::FlagCanAlias, MemoryPermission::Mask, MemoryPermission::ReadAndWrite, + MemoryAttribute::Mask, MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)); if (IsRegionMapped(dst_addr, size)) { return ERR_INVALID_ADDRESS_STATE; @@ -582,17 +541,9 @@ ResultCode PageTable::Map(VAddr dst_addr, VAddr src_addr, std::size_t size) { OperationType::ChangePermissions); }); - if (const ResultCode result{Operate(src_addr, num_pages, MemoryPermission::None, - OperationType::ChangePermissions)}; - result.IsError()) { - return result; - } - - if (const ResultCode result{ - MapPages(dst_addr, page_linked_list, MemoryPermission::ReadAndWrite)}; - result.IsError()) { - return result; - } + CASCADE_CODE( + Operate(src_addr, num_pages, MemoryPermission::None, OperationType::ChangePermissions)); + CASCADE_CODE(MapPages(dst_addr, page_linked_list, MemoryPermission::ReadAndWrite)); block_guard.Cancel(); } @@ -608,22 +559,16 @@ ResultCode PageTable::Unmap(VAddr dst_addr, VAddr src_addr, std::size_t size) { std::lock_guard lock{page_table_lock}; MemoryState src_state{}; - if (const ResultCode result{CheckMemoryState( - &src_state, nullptr, nullptr, src_addr, size, MemoryState::FlagCanAlias, - MemoryState::FlagCanAlias, MemoryPermission::Mask, MemoryPermission::None, - MemoryAttribute::Mask, MemoryAttribute::Locked, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState( + &src_state, nullptr, nullptr, src_addr, size, MemoryState::FlagCanAlias, + MemoryState::FlagCanAlias, MemoryPermission::Mask, MemoryPermission::None, + MemoryAttribute::Mask, MemoryAttribute::Locked, MemoryAttribute::IpcAndDeviceMapped)); MemoryPermission dst_perm{}; - if (const ResultCode result{CheckMemoryState( - nullptr, &dst_perm, nullptr, dst_addr, size, MemoryState::All, MemoryState::Stack, - MemoryPermission::None, MemoryPermission::None, MemoryAttribute::Mask, - MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState(nullptr, &dst_perm, nullptr, dst_addr, size, MemoryState::All, + MemoryState::Stack, MemoryPermission::None, + MemoryPermission::None, MemoryAttribute::Mask, + MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)); PageLinkedList src_pages; PageLinkedList dst_pages; @@ -639,17 +584,9 @@ ResultCode PageTable::Unmap(VAddr dst_addr, VAddr src_addr, std::size_t size) { { auto block_guard = detail::ScopeExit([&] { MapPages(dst_addr, dst_pages, dst_perm); }); - if (const ResultCode result{ - Operate(dst_addr, num_pages, MemoryPermission::None, OperationType::Unmap)}; - result.IsError()) { - return result; - } - - if (const ResultCode result{Operate(src_addr, num_pages, MemoryPermission::ReadAndWrite, - OperationType::ChangePermissions)}; - result.IsError()) { - return result; - } + CASCADE_CODE(Operate(dst_addr, num_pages, MemoryPermission::None, OperationType::Unmap)); + CASCADE_CODE(Operate(src_addr, num_pages, MemoryPermission::ReadAndWrite, + OperationType::ChangePermissions)); block_guard.Cancel(); } @@ -665,7 +602,7 @@ ResultCode PageTable::MapPages(VAddr addr, const PageLinkedList& page_linked_lis VAddr cur_addr{addr}; for (const auto& node : page_linked_list.Nodes()) { - if (const ResultCode result{ + if (const auto result{ Operate(cur_addr, node.GetNumPages(), perm, OperationType::Map, node.GetAddress())}; result.IsError()) { const MemoryInfo info{block_manager->FindBlock(cur_addr).GetMemoryInfo()}; @@ -698,9 +635,7 @@ ResultCode PageTable::MapPages(VAddr addr, PageLinkedList& page_linked_list, Mem return ERR_INVALID_ADDRESS_STATE; } - if (const ResultCode result{MapPages(addr, page_linked_list, perm)}; result.IsError()) { - return result; - } + CASCADE_CODE(MapPages(addr, page_linked_list, perm)); block_manager->Update(addr, num_pages, state, perm); @@ -714,13 +649,10 @@ ResultCode PageTable::SetCodeMemoryPermission(VAddr addr, std::size_t size, Memo MemoryState prev_state{}; MemoryPermission prev_perm{}; - if (const ResultCode result{CheckMemoryState( - &prev_state, &prev_perm, nullptr, addr, size, MemoryState::FlagCode, - MemoryState::FlagCode, MemoryPermission::None, MemoryPermission::None, - MemoryAttribute::Mask, MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState( + &prev_state, &prev_perm, nullptr, addr, size, MemoryState::FlagCode, MemoryState::FlagCode, + MemoryPermission::None, MemoryPermission::None, MemoryAttribute::Mask, + MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)); MemoryState state{prev_state}; @@ -745,9 +677,7 @@ ResultCode PageTable::SetCodeMemoryPermission(VAddr addr, std::size_t size, Memo ? OperationType::ChangePermissionsAndRefresh : OperationType::ChangePermissions}; - if (const ResultCode result{Operate(addr, num_pages, perm, operation)}; result.IsError()) { - return result; - } + CASCADE_CODE(Operate(addr, num_pages, perm, operation)); block_manager->Update(addr, num_pages, state, perm); @@ -775,15 +705,12 @@ ResultCode PageTable::ReserveTransferMemory(VAddr addr, std::size_t size, Memory MemoryState state{}; MemoryAttribute attribute{}; - if (const ResultCode result{CheckMemoryState( - &state, nullptr, &attribute, addr, size, - MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, - MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, - MemoryPermission::Mask, MemoryPermission::ReadAndWrite, MemoryAttribute::Mask, - MemoryAttribute::None, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState(&state, nullptr, &attribute, addr, size, + MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, + MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, + MemoryPermission::Mask, MemoryPermission::ReadAndWrite, + MemoryAttribute::Mask, MemoryAttribute::None, + MemoryAttribute::IpcAndDeviceMapped)); block_manager->Update(addr, size / PageSize, state, perm, attribute | MemoryAttribute::Locked); @@ -795,15 +722,12 @@ ResultCode PageTable::ResetTransferMemory(VAddr addr, std::size_t size) { MemoryState state{}; - if (const ResultCode result{ - CheckMemoryState(&state, nullptr, nullptr, addr, size, - MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, - MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, - MemoryPermission::None, MemoryPermission::None, MemoryAttribute::Mask, - MemoryAttribute::Locked, MemoryAttribute::IpcAndDeviceMapped)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState(&state, nullptr, nullptr, addr, size, + MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, + MemoryState::FlagCanTransfer | MemoryState::FlagReferenceCounted, + MemoryPermission::None, MemoryPermission::None, + MemoryAttribute::Mask, MemoryAttribute::Locked, + MemoryAttribute::IpcAndDeviceMapped)); block_manager->Update(addr, size / PageSize, state, MemoryPermission::ReadAndWrite); @@ -818,14 +742,11 @@ ResultCode PageTable::SetMemoryAttribute(VAddr addr, std::size_t size, MemoryAtt MemoryPermission perm{}; MemoryAttribute attribute{}; - if (const ResultCode result{CheckMemoryState( - &state, &perm, &attribute, addr, size, MemoryState::FlagCanChangeAttribute, - MemoryState::FlagCanChangeAttribute, MemoryPermission::None, MemoryPermission::None, - MemoryAttribute::LockedAndIpcLocked, MemoryAttribute::None, - MemoryAttribute::DeviceSharedAndUncached)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState(&state, &perm, &attribute, addr, size, + MemoryState::FlagCanChangeAttribute, + MemoryState::FlagCanChangeAttribute, MemoryPermission::None, + MemoryPermission::None, MemoryAttribute::LockedAndIpcLocked, + MemoryAttribute::None, MemoryAttribute::DeviceSharedAndUncached)); attribute = attribute & ~mask; attribute = attribute | (mask & value); @@ -866,21 +787,15 @@ ResultVal<VAddr> PageTable::SetHeapSize(std::size_t size) { PageLinkedList page_linked_list; const std::size_t num_pages{delta / PageSize}; - if (const ResultCode result{ - system.Kernel().MemoryManager().Allocate(page_linked_list, num_pages, memory_pool)}; - result.IsError()) { - return result; - } + CASCADE_CODE( + system.Kernel().MemoryManager().Allocate(page_linked_list, num_pages, memory_pool)); if (IsRegionMapped(current_heap_addr, delta)) { return ERR_INVALID_ADDRESS_STATE; } - if (const ResultCode result{ - Operate(current_heap_addr, num_pages, page_linked_list, OperationType::MapGroup)}; - result.IsError()) { - return result; - } + CASCADE_CODE( + Operate(current_heap_addr, num_pages, page_linked_list, OperationType::MapGroup)); block_manager->Update(current_heap_addr, num_pages, MemoryState::Normal, MemoryPermission::ReadAndWrite); @@ -912,23 +827,12 @@ ResultVal<VAddr> PageTable::AllocateAndMapMemory(std::size_t needed_num_pages, s } if (is_map_only) { - if (const ResultCode result{ - Operate(addr, needed_num_pages, perm, OperationType::Map, map_addr)}; - result.IsError()) { - return result; - } + CASCADE_CODE(Operate(addr, needed_num_pages, perm, OperationType::Map, map_addr)); } else { PageLinkedList page_group; - if (const ResultCode result{system.Kernel().MemoryManager().Allocate( - page_group, needed_num_pages, memory_pool)}; - result.IsError()) { - return result; - } - if (const ResultCode result{ - Operate(addr, needed_num_pages, page_group, OperationType::MapGroup)}; - result.IsError()) { - return result; - } + CASCADE_CODE( + system.Kernel().MemoryManager().Allocate(page_group, needed_num_pages, memory_pool)); + CASCADE_CODE(Operate(addr, needed_num_pages, page_group, OperationType::MapGroup)); } block_manager->Update(addr, needed_num_pages, state, perm); @@ -1196,11 +1100,7 @@ ResultCode PageTable::CheckMemoryState(MemoryState* out_state, MemoryPermission* } // Validate against the provided masks - if (const ResultCode result{ - CheckMemoryState(info, state_mask, state, perm_mask, perm, attr_mask, attr)}; - result.IsError()) { - return result; - } + CASCADE_CODE(CheckMemoryState(info, state_mask, state, perm_mask, perm, attr_mask, attr)); // Break once we're done if (last_addr <= info.GetLastAddress()) { diff --git a/src/core/hle/kernel/memory/system_control.cpp b/src/core/hle/kernel/memory/system_control.cpp index e61522dc0..9cae3c6cb 100644 --- a/src/core/hle/kernel/memory/system_control.cpp +++ b/src/core/hle/kernel/memory/system_control.cpp @@ -11,9 +11,9 @@ namespace Kernel::Memory::SystemControl { u64 GenerateRandomU64ForInit() { - std::random_device device; - std::mt19937 gen(device()); - std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max()); + static std::random_device device; + static std::mt19937 gen(device()); + static std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max()); return distribution(gen); } diff --git a/src/core/hle/kernel/shared_memory.cpp b/src/core/hle/kernel/shared_memory.cpp index e28da6869..c67696757 100644 --- a/src/core/hle/kernel/shared_memory.cpp +++ b/src/core/hle/kernel/shared_memory.cpp @@ -40,14 +40,14 @@ ResultCode SharedMemory::Map(Process& target_process, VAddr address, std::size_t const u64 page_count{(size + Memory::PageSize - 1) / Memory::PageSize}; if (page_list.GetNumPages() != page_count) { - UNIMPLEMENTED(); + UNIMPLEMENTED_MSG("Page count does not match"); } Memory::MemoryPermission expected = &target_process == owner_process ? owner_permission : user_permission; if (permission != expected) { - UNIMPLEMENTED(); + UNIMPLEMENTED_MSG("Permission does not match"); } return target_process.PageTable().MapPages(address, page_list, Memory::MemoryState::Shared, diff --git a/src/core/hle/kernel/shared_memory.h b/src/core/hle/kernel/shared_memory.h index 06fe693de..cd16d6412 100644 --- a/src/core/hle/kernel/shared_memory.h +++ b/src/core/hle/kernel/shared_memory.h @@ -28,7 +28,7 @@ public: KernelCore& kernel, Core::DeviceMemory& device_memory, Process* owner_process, Memory::PageLinkedList&& page_list, Memory::MemoryPermission owner_permission, Memory::MemoryPermission user_permission, PAddr physical_address, std::size_t size, - std::string name = "Unknown"); + std::string name); std::string GetTypeName() const override { return "SharedMemory"; diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index 5914b5d39..4134acf65 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -1196,7 +1196,7 @@ static ResultCode QueryProcessMemory(Core::System& system, VAddr memory_info_add } auto& memory{system.Memory()}; - const Svc::MemoryInfo memory_info{process->PageTable().QueryInfo(address).GetSvcMemoryInfo()}; + const auto memory_info{process->PageTable().QueryInfo(address).GetSvcMemoryInfo()}; memory.Write64(memory_info_address + 0x00, memory_info.addr); memory.Write64(memory_info_address + 0x08, memory_info.size); diff --git a/src/core/hle/service/ldr/ldr.cpp b/src/core/hle/service/ldr/ldr.cpp index 73a2bc770..0cde7a557 100644 --- a/src/core/hle/service/ldr/ldr.cpp +++ b/src/core/hle/service/ldr/ldr.cpp @@ -298,9 +298,7 @@ public: continue; } - if (result.IsError()) { - return result; - } + CASCADE_CODE(result); if (ValidateRegionForMap(page_table, addr, size)) { return MakeResult<VAddr>(addr); @@ -470,16 +468,15 @@ public: } // Map memory for the NRO - const ResultVal<VAddr> map_result{MapNro(system.CurrentProcess(), nro_address, nro_size, - bss_address, bss_size, nro_size + bss_size)}; + const auto map_result{MapNro(system.CurrentProcess(), nro_address, nro_size, bss_address, + bss_size, nro_size + bss_size)}; if (map_result.Failed()) { IPC::ResponseBuilder rb{ctx, 2}; rb.Push(map_result.Code()); } // Load the NRO into the mapped memory - if (const ResultCode result{ - LoadNro(system.CurrentProcess(), header, nro_address, *map_result)}; + if (const auto result{LoadNro(system.CurrentProcess(), header, nro_address, *map_result)}; result.IsError()) { IPC::ResponseBuilder rb{ctx, 2}; rb.Push(map_result.Code()); @@ -551,7 +548,7 @@ public: return; } - const ResultCode result{UnmapNro(iter->second)}; + const auto result{UnmapNro(iter->second)}; system.InvalidateCpuInstructionCaches(); |