diff options
Diffstat (limited to 'src/video_core/memory_manager.cpp')
| -rw-r--r-- | src/video_core/memory_manager.cpp | 754 |
1 files changed, 500 insertions, 254 deletions
diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp index bf9eb735d..cca401c74 100644 --- a/src/video_core/memory_manager.cpp +++ b/src/video_core/memory_manager.cpp @@ -7,6 +7,7 @@ #include "common/assert.h" #include "common/logging/log.h" #include "core/core.h" +#include "core/device_memory.h" #include "core/hle/kernel/k_page_table.h" #include "core/hle/kernel/k_process.h" #include "core/memory.h" @@ -16,172 +17,198 @@ namespace Tegra { -MemoryManager::MemoryManager(Core::System& system_) - : system{system_}, page_table(page_table_size) {} +std::atomic<size_t> MemoryManager::unique_identifier_generator{}; + +MemoryManager::MemoryManager(Core::System& system_, u64 address_space_bits_, u64 big_page_bits_, + u64 page_bits_) + : system{system_}, memory{system.Memory()}, device_memory{system.DeviceMemory()}, + address_space_bits{address_space_bits_}, page_bits{page_bits_}, big_page_bits{big_page_bits_}, + entries{}, big_entries{}, page_table{address_space_bits, address_space_bits + page_bits - 38, + page_bits != big_page_bits ? page_bits : 0}, + unique_identifier{unique_identifier_generator.fetch_add(1, std::memory_order_acq_rel)} { + address_space_size = 1ULL << address_space_bits; + page_size = 1ULL << page_bits; + page_mask = page_size - 1ULL; + big_page_size = 1ULL << big_page_bits; + big_page_mask = big_page_size - 1ULL; + const u64 page_table_bits = address_space_bits - page_bits; + const u64 big_page_table_bits = address_space_bits - big_page_bits; + const u64 page_table_size = 1ULL << page_table_bits; + const u64 big_page_table_size = 1ULL << big_page_table_bits; + page_table_mask = page_table_size - 1; + big_page_table_mask = big_page_table_size - 1; + + big_entries.resize(big_page_table_size / 32, 0); + big_page_table_cpu.resize(big_page_table_size); + big_page_continous.resize(big_page_table_size / continous_bits, 0); + entries.resize(page_table_size / 32, 0); +} MemoryManager::~MemoryManager() = default; -void MemoryManager::BindRasterizer(VideoCore::RasterizerInterface* rasterizer_) { - rasterizer = rasterizer_; -} - -GPUVAddr MemoryManager::UpdateRange(GPUVAddr gpu_addr, PageEntry page_entry, std::size_t size) { - u64 remaining_size{size}; - for (u64 offset{}; offset < size; offset += page_size) { - if (remaining_size < page_size) { - SetPageEntry(gpu_addr + offset, page_entry + offset, remaining_size); - } else { - SetPageEntry(gpu_addr + offset, page_entry + offset); - } - remaining_size -= page_size; +template <bool is_big_page> +MemoryManager::EntryType MemoryManager::GetEntry(size_t position) const { + if constexpr (is_big_page) { + position = position >> big_page_bits; + const u64 entry_mask = big_entries[position / 32]; + const size_t sub_index = position % 32; + return static_cast<EntryType>((entry_mask >> (2 * sub_index)) & 0x03ULL); + } else { + position = position >> page_bits; + const u64 entry_mask = entries[position / 32]; + const size_t sub_index = position % 32; + return static_cast<EntryType>((entry_mask >> (2 * sub_index)) & 0x03ULL); } - return gpu_addr; } -GPUVAddr MemoryManager::Map(VAddr cpu_addr, GPUVAddr gpu_addr, std::size_t size) { - const auto it = std::ranges::lower_bound(map_ranges, gpu_addr, {}, &MapRange::first); - if (it != map_ranges.end() && it->first == gpu_addr) { - it->second = size; +template <bool is_big_page> +void MemoryManager::SetEntry(size_t position, MemoryManager::EntryType entry) { + if constexpr (is_big_page) { + position = position >> big_page_bits; + const u64 entry_mask = big_entries[position / 32]; + const size_t sub_index = position % 32; + big_entries[position / 32] = + (~(3ULL << sub_index * 2) & entry_mask) | (static_cast<u64>(entry) << sub_index * 2); } else { - map_ranges.insert(it, MapRange{gpu_addr, size}); + position = position >> page_bits; + const u64 entry_mask = entries[position / 32]; + const size_t sub_index = position % 32; + entries[position / 32] = + (~(3ULL << sub_index * 2) & entry_mask) | (static_cast<u64>(entry) << sub_index * 2); } - return UpdateRange(gpu_addr, cpu_addr, size); } -GPUVAddr MemoryManager::MapAllocate(VAddr cpu_addr, std::size_t size, std::size_t align) { - return Map(cpu_addr, *FindFreeRange(size, align), size); +inline bool MemoryManager::IsBigPageContinous(size_t big_page_index) const { + const u64 entry_mask = big_page_continous[big_page_index / continous_bits]; + const size_t sub_index = big_page_index % continous_bits; + return ((entry_mask >> sub_index) & 0x1ULL) != 0; } -GPUVAddr MemoryManager::MapAllocate32(VAddr cpu_addr, std::size_t size) { - const std::optional<GPUVAddr> gpu_addr = FindFreeRange(size, 1, true); - ASSERT(gpu_addr); - return Map(cpu_addr, *gpu_addr, size); +inline void MemoryManager::SetBigPageContinous(size_t big_page_index, bool value) { + const u64 continous_mask = big_page_continous[big_page_index / continous_bits]; + const size_t sub_index = big_page_index % continous_bits; + big_page_continous[big_page_index / continous_bits] = + (~(1ULL << sub_index) & continous_mask) | (value ? 1ULL << sub_index : 0); } -void MemoryManager::Unmap(GPUVAddr gpu_addr, std::size_t size) { - if (size == 0) { - return; - } - const auto it = std::ranges::lower_bound(map_ranges, gpu_addr, {}, &MapRange::first); - if (it != map_ranges.end()) { - ASSERT(it->first == gpu_addr); - map_ranges.erase(it); - } else { - ASSERT_MSG(false, "Unmapping non-existent GPU address=0x{:x}", gpu_addr); - } - const auto submapped_ranges = GetSubmappedRange(gpu_addr, size); - - for (const auto& [map_addr, map_size] : submapped_ranges) { - // Flush and invalidate through the GPU interface, to be asynchronous if possible. - const std::optional<VAddr> cpu_addr = GpuToCpuAddress(map_addr); - ASSERT(cpu_addr); - - rasterizer->UnmapMemory(*cpu_addr, map_size); +template <MemoryManager::EntryType entry_type> +GPUVAddr MemoryManager::PageTableOp(GPUVAddr gpu_addr, [[maybe_unused]] VAddr cpu_addr, + size_t size) { + u64 remaining_size{size}; + if constexpr (entry_type == EntryType::Mapped) { + page_table.ReserveRange(gpu_addr, size); } - - UpdateRange(gpu_addr, PageEntry::State::Unmapped, size); -} - -std::optional<GPUVAddr> MemoryManager::AllocateFixed(GPUVAddr gpu_addr, std::size_t size) { for (u64 offset{}; offset < size; offset += page_size) { - if (!GetPageEntry(gpu_addr + offset).IsUnmapped()) { - return std::nullopt; + const GPUVAddr current_gpu_addr = gpu_addr + offset; + [[maybe_unused]] const auto current_entry_type = GetEntry<false>(current_gpu_addr); + SetEntry<false>(current_gpu_addr, entry_type); + if (current_entry_type != entry_type) { + rasterizer->ModifyGPUMemory(unique_identifier, gpu_addr, page_size); + } + if constexpr (entry_type == EntryType::Mapped) { + const VAddr current_cpu_addr = cpu_addr + offset; + const auto index = PageEntryIndex<false>(current_gpu_addr); + const u32 sub_value = static_cast<u32>(current_cpu_addr >> cpu_page_bits); + page_table[index] = sub_value; } + remaining_size -= page_size; } - - return UpdateRange(gpu_addr, PageEntry::State::Allocated, size); -} - -GPUVAddr MemoryManager::Allocate(std::size_t size, std::size_t align) { - return *AllocateFixed(*FindFreeRange(size, align), size); + return gpu_addr; } -void MemoryManager::TryLockPage(PageEntry page_entry, std::size_t size) { - if (!page_entry.IsValid()) { - return; +template <MemoryManager::EntryType entry_type> +GPUVAddr MemoryManager::BigPageTableOp(GPUVAddr gpu_addr, [[maybe_unused]] VAddr cpu_addr, + size_t size) { + u64 remaining_size{size}; + for (u64 offset{}; offset < size; offset += big_page_size) { + const GPUVAddr current_gpu_addr = gpu_addr + offset; + [[maybe_unused]] const auto current_entry_type = GetEntry<true>(current_gpu_addr); + SetEntry<true>(current_gpu_addr, entry_type); + if (current_entry_type != entry_type) { + rasterizer->ModifyGPUMemory(unique_identifier, gpu_addr, big_page_size); + } + if constexpr (entry_type == EntryType::Mapped) { + const VAddr current_cpu_addr = cpu_addr + offset; + const auto index = PageEntryIndex<true>(current_gpu_addr); + const u32 sub_value = static_cast<u32>(current_cpu_addr >> cpu_page_bits); + big_page_table_cpu[index] = sub_value; + const bool is_continous = ([&] { + uintptr_t base_ptr{ + reinterpret_cast<uintptr_t>(memory.GetPointerSilent(current_cpu_addr))}; + if (base_ptr == 0) { + return false; + } + for (VAddr start_cpu = current_cpu_addr + page_size; + start_cpu < current_cpu_addr + big_page_size; start_cpu += page_size) { + base_ptr += page_size; + auto next_ptr = reinterpret_cast<uintptr_t>(memory.GetPointerSilent(start_cpu)); + if (next_ptr == 0 || base_ptr != next_ptr) { + return false; + } + } + return true; + })(); + SetBigPageContinous(index, is_continous); + } + remaining_size -= big_page_size; } - - ASSERT(system.CurrentProcess() - ->PageTable() - .LockForDeviceAddressSpace(page_entry.ToAddress(), size) - .IsSuccess()); + return gpu_addr; } -void MemoryManager::TryUnlockPage(PageEntry page_entry, std::size_t size) { - if (!page_entry.IsValid()) { - return; - } - - ASSERT(system.CurrentProcess() - ->PageTable() - .UnlockForDeviceAddressSpace(page_entry.ToAddress(), size) - .IsSuccess()); +void MemoryManager::BindRasterizer(VideoCore::RasterizerInterface* rasterizer_) { + rasterizer = rasterizer_; } -PageEntry MemoryManager::GetPageEntry(GPUVAddr gpu_addr) const { - return page_table[PageEntryIndex(gpu_addr)]; +GPUVAddr MemoryManager::Map(GPUVAddr gpu_addr, VAddr cpu_addr, std::size_t size, + bool is_big_pages) { + if (is_big_pages) [[likely]] { + return BigPageTableOp<EntryType::Mapped>(gpu_addr, cpu_addr, size); + } + return PageTableOp<EntryType::Mapped>(gpu_addr, cpu_addr, size); } -void MemoryManager::SetPageEntry(GPUVAddr gpu_addr, PageEntry page_entry, std::size_t size) { - // TODO(bunnei): We should lock/unlock device regions. This currently causes issues due to - // improper tracking, but should be fixed in the future. - - //// Unlock the old page - // TryUnlockPage(page_table[PageEntryIndex(gpu_addr)], size); - - //// Lock the new page - // TryLockPage(page_entry, size); - auto& current_page = page_table[PageEntryIndex(gpu_addr)]; - - if ((!current_page.IsValid() && page_entry.IsValid()) || - current_page.ToAddress() != page_entry.ToAddress()) { - rasterizer->ModifyGPUMemory(gpu_addr, size); +GPUVAddr MemoryManager::MapSparse(GPUVAddr gpu_addr, std::size_t size, bool is_big_pages) { + if (is_big_pages) [[likely]] { + return BigPageTableOp<EntryType::Reserved>(gpu_addr, 0, size); } - - current_page = page_entry; + return PageTableOp<EntryType::Reserved>(gpu_addr, 0, size); } -std::optional<GPUVAddr> MemoryManager::FindFreeRange(std::size_t size, std::size_t align, - bool start_32bit_address) const { - if (!align) { - align = page_size; - } else { - align = Common::AlignUp(align, page_size); +void MemoryManager::Unmap(GPUVAddr gpu_addr, std::size_t size) { + if (size == 0) { + return; } + const auto submapped_ranges = GetSubmappedRange(gpu_addr, size); - u64 available_size{}; - GPUVAddr gpu_addr{start_32bit_address ? address_space_start_low : address_space_start}; - while (gpu_addr + available_size < address_space_size) { - if (GetPageEntry(gpu_addr + available_size).IsUnmapped()) { - available_size += page_size; - - if (available_size >= size) { - return gpu_addr; - } - } else { - gpu_addr += available_size + page_size; - available_size = 0; + for (const auto& [map_addr, map_size] : submapped_ranges) { + // Flush and invalidate through the GPU interface, to be asynchronous if possible. + const std::optional<VAddr> cpu_addr = GpuToCpuAddress(map_addr); + ASSERT(cpu_addr); - const auto remainder{gpu_addr % align}; - if (remainder) { - gpu_addr = (gpu_addr - remainder) + align; - } - } + rasterizer->UnmapMemory(*cpu_addr, map_size); } - return std::nullopt; + BigPageTableOp<EntryType::Free>(gpu_addr, 0, size); + PageTableOp<EntryType::Free>(gpu_addr, 0, size); } std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr gpu_addr) const { - if (gpu_addr == 0) { + if (!IsWithinGPUAddressRange(gpu_addr)) [[unlikely]] { return std::nullopt; } - const auto page_entry{GetPageEntry(gpu_addr)}; - if (!page_entry.IsValid()) { - return std::nullopt; + if (GetEntry<true>(gpu_addr) != EntryType::Mapped) [[unlikely]] { + if (GetEntry<false>(gpu_addr) != EntryType::Mapped) { + return std::nullopt; + } + + const VAddr cpu_addr_base = static_cast<VAddr>(page_table[PageEntryIndex<false>(gpu_addr)]) + << cpu_page_bits; + return cpu_addr_base + (gpu_addr & page_mask); } - return page_entry.ToAddress() + (gpu_addr & page_mask); + const VAddr cpu_addr_base = + static_cast<VAddr>(big_page_table_cpu[PageEntryIndex<true>(gpu_addr)]) << cpu_page_bits; + return cpu_addr_base + (gpu_addr & big_page_mask); } std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr addr, std::size_t size) const { @@ -189,7 +216,7 @@ std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr addr, std::size_t s const size_t page_last{(addr + size + page_size - 1) >> page_bits}; while (page_index < page_last) { const auto page_addr{GpuToCpuAddress(page_index << page_bits)}; - if (page_addr && *page_addr != 0) { + if (page_addr) { return page_addr; } ++page_index; @@ -232,126 +259,298 @@ template void MemoryManager::Write<u32>(GPUVAddr addr, u32 data); template void MemoryManager::Write<u64>(GPUVAddr addr, u64 data); u8* MemoryManager::GetPointer(GPUVAddr gpu_addr) { - if (!GetPageEntry(gpu_addr).IsValid()) { - return {}; - } - const auto address{GpuToCpuAddress(gpu_addr)}; if (!address) { return {}; } - return system.Memory().GetPointer(*address); + return memory.GetPointer(*address); } const u8* MemoryManager::GetPointer(GPUVAddr gpu_addr) const { - if (!GetPageEntry(gpu_addr).IsValid()) { - return {}; - } - const auto address{GpuToCpuAddress(gpu_addr)}; if (!address) { return {}; } - return system.Memory().GetPointer(*address); -} - -size_t MemoryManager::BytesToMapEnd(GPUVAddr gpu_addr) const noexcept { - auto it = std::ranges::upper_bound(map_ranges, gpu_addr, {}, &MapRange::first); - --it; - return it->second - (gpu_addr - it->first); -} - -void MemoryManager::ReadBlockImpl(GPUVAddr gpu_src_addr, void* dest_buffer, std::size_t size, - bool is_safe) const { + return memory.GetPointer(*address); +} + +#ifdef _MSC_VER // no need for gcc / clang but msvc's compiler is more conservative with inlining. +#pragma inline_recursion(on) +#endif + +template <bool is_big_pages, typename FuncMapped, typename FuncReserved, typename FuncUnmapped> +inline void MemoryManager::MemoryOperation(GPUVAddr gpu_src_addr, std::size_t size, + FuncMapped&& func_mapped, FuncReserved&& func_reserved, + FuncUnmapped&& func_unmapped) const { + static constexpr bool BOOL_BREAK_MAPPED = std::is_same_v<FuncMapped, bool>; + static constexpr bool BOOL_BREAK_RESERVED = std::is_same_v<FuncReserved, bool>; + static constexpr bool BOOL_BREAK_UNMAPPED = std::is_same_v<FuncUnmapped, bool>; + u64 used_page_size; + u64 used_page_mask; + u64 used_page_bits; + if constexpr (is_big_pages) { + used_page_size = big_page_size; + used_page_mask = big_page_mask; + used_page_bits = big_page_bits; + } else { + used_page_size = page_size; + used_page_mask = page_mask; + used_page_bits = page_bits; + } std::size_t remaining_size{size}; - std::size_t page_index{gpu_src_addr >> page_bits}; - std::size_t page_offset{gpu_src_addr & page_mask}; + std::size_t page_index{gpu_src_addr >> used_page_bits}; + std::size_t page_offset{gpu_src_addr & used_page_mask}; + GPUVAddr current_address = gpu_src_addr; while (remaining_size > 0) { const std::size_t copy_amount{ - std::min(static_cast<std::size_t>(page_size) - page_offset, remaining_size)}; - const auto page_addr{GpuToCpuAddress(page_index << page_bits)}; - if (page_addr && *page_addr != 0) { - const auto src_addr{*page_addr + page_offset}; - if (is_safe) { - // Flush must happen on the rasterizer interface, such that memory is always - // synchronous when it is read (even when in asynchronous GPU mode). - // Fixes Dead Cells title menu. - rasterizer->FlushRegion(src_addr, copy_amount); + std::min(static_cast<std::size_t>(used_page_size) - page_offset, remaining_size)}; + auto entry = GetEntry<is_big_pages>(current_address); + if (entry == EntryType::Mapped) [[likely]] { + if constexpr (BOOL_BREAK_MAPPED) { + if (func_mapped(page_index, page_offset, copy_amount)) { + return; + } + } else { + func_mapped(page_index, page_offset, copy_amount); } - system.Memory().ReadBlockUnsafe(src_addr, dest_buffer, copy_amount); - } else { - std::memset(dest_buffer, 0, copy_amount); - } + } else if (entry == EntryType::Reserved) { + if constexpr (BOOL_BREAK_RESERVED) { + if (func_reserved(page_index, page_offset, copy_amount)) { + return; + } + } else { + func_reserved(page_index, page_offset, copy_amount); + } + + } else [[unlikely]] { + if constexpr (BOOL_BREAK_UNMAPPED) { + if (func_unmapped(page_index, page_offset, copy_amount)) { + return; + } + } else { + func_unmapped(page_index, page_offset, copy_amount); + } + } page_index++; page_offset = 0; - dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount; remaining_size -= copy_amount; + current_address += copy_amount; } } +template <bool is_safe> +void MemoryManager::ReadBlockImpl(GPUVAddr gpu_src_addr, void* dest_buffer, + std::size_t size) const { + auto set_to_zero = [&]([[maybe_unused]] std::size_t page_index, + [[maybe_unused]] std::size_t offset, std::size_t copy_amount) { + std::memset(dest_buffer, 0, copy_amount); + dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount; + }; + auto mapped_normal = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + if constexpr (is_safe) { + rasterizer->FlushRegion(cpu_addr_base, copy_amount); + } + u8* physical = memory.GetPointer(cpu_addr_base); + std::memcpy(dest_buffer, physical, copy_amount); + dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount; + }; + auto mapped_big = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + if constexpr (is_safe) { + rasterizer->FlushRegion(cpu_addr_base, copy_amount); + } + if (!IsBigPageContinous(page_index)) [[unlikely]] { + memory.ReadBlockUnsafe(cpu_addr_base, dest_buffer, copy_amount); + } else { + u8* physical = memory.GetPointer(cpu_addr_base); + std::memcpy(dest_buffer, physical, copy_amount); + } + dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount; + }; + auto read_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, mapped_normal, set_to_zero, set_to_zero); + }; + MemoryOperation<true>(gpu_src_addr, size, mapped_big, set_to_zero, read_short_pages); +} + void MemoryManager::ReadBlock(GPUVAddr gpu_src_addr, void* dest_buffer, std::size_t size) const { - ReadBlockImpl(gpu_src_addr, dest_buffer, size, true); + ReadBlockImpl<true>(gpu_src_addr, dest_buffer, size); } void MemoryManager::ReadBlockUnsafe(GPUVAddr gpu_src_addr, void* dest_buffer, const std::size_t size) const { - ReadBlockImpl(gpu_src_addr, dest_buffer, size, false); + ReadBlockImpl<false>(gpu_src_addr, dest_buffer, size); } -void MemoryManager::WriteBlockImpl(GPUVAddr gpu_dest_addr, const void* src_buffer, std::size_t size, - bool is_safe) { - std::size_t remaining_size{size}; - std::size_t page_index{gpu_dest_addr >> page_bits}; - std::size_t page_offset{gpu_dest_addr & page_mask}; - - while (remaining_size > 0) { - const std::size_t copy_amount{ - std::min(static_cast<std::size_t>(page_size) - page_offset, remaining_size)}; - const auto page_addr{GpuToCpuAddress(page_index << page_bits)}; - if (page_addr && *page_addr != 0) { - const auto dest_addr{*page_addr + page_offset}; - - if (is_safe) { - // Invalidate must happen on the rasterizer interface, such that memory is always - // synchronous when it is written (even when in asynchronous GPU mode). - rasterizer->InvalidateRegion(dest_addr, copy_amount); - } - system.Memory().WriteBlockUnsafe(dest_addr, src_buffer, copy_amount); +template <bool is_safe> +void MemoryManager::WriteBlockImpl(GPUVAddr gpu_dest_addr, const void* src_buffer, + std::size_t size) { + auto just_advance = [&]([[maybe_unused]] std::size_t page_index, + [[maybe_unused]] std::size_t offset, std::size_t copy_amount) { + src_buffer = static_cast<const u8*>(src_buffer) + copy_amount; + }; + auto mapped_normal = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + if constexpr (is_safe) { + rasterizer->InvalidateRegion(cpu_addr_base, copy_amount); } - - page_index++; - page_offset = 0; + u8* physical = memory.GetPointer(cpu_addr_base); + std::memcpy(physical, src_buffer, copy_amount); src_buffer = static_cast<const u8*>(src_buffer) + copy_amount; - remaining_size -= copy_amount; - } + }; + auto mapped_big = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + if constexpr (is_safe) { + rasterizer->InvalidateRegion(cpu_addr_base, copy_amount); + } + if (!IsBigPageContinous(page_index)) [[unlikely]] { + memory.WriteBlockUnsafe(cpu_addr_base, src_buffer, copy_amount); + } else { + u8* physical = memory.GetPointer(cpu_addr_base); + std::memcpy(physical, src_buffer, copy_amount); + } + src_buffer = static_cast<const u8*>(src_buffer) + copy_amount; + }; + auto write_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, mapped_normal, just_advance, just_advance); + }; + MemoryOperation<true>(gpu_dest_addr, size, mapped_big, just_advance, write_short_pages); } void MemoryManager::WriteBlock(GPUVAddr gpu_dest_addr, const void* src_buffer, std::size_t size) { - WriteBlockImpl(gpu_dest_addr, src_buffer, size, true); + WriteBlockImpl<true>(gpu_dest_addr, src_buffer, size); } void MemoryManager::WriteBlockUnsafe(GPUVAddr gpu_dest_addr, const void* src_buffer, std::size_t size) { - WriteBlockImpl(gpu_dest_addr, src_buffer, size, false); + WriteBlockImpl<false>(gpu_dest_addr, src_buffer, size); } void MemoryManager::FlushRegion(GPUVAddr gpu_addr, size_t size) const { - size_t remaining_size{size}; - size_t page_index{gpu_addr >> page_bits}; - size_t page_offset{gpu_addr & page_mask}; - while (remaining_size > 0) { - const size_t num_bytes{std::min(page_size - page_offset, remaining_size)}; - if (const auto page_addr{GpuToCpuAddress(page_index << page_bits)}; page_addr) { - rasterizer->FlushRegion(*page_addr + page_offset, num_bytes); + auto do_nothing = [&]([[maybe_unused]] std::size_t page_index, + [[maybe_unused]] std::size_t offset, + [[maybe_unused]] std::size_t copy_amount) {}; + + auto mapped_normal = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + rasterizer->FlushRegion(cpu_addr_base, copy_amount); + }; + auto mapped_big = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + rasterizer->FlushRegion(cpu_addr_base, copy_amount); + }; + auto flush_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, mapped_normal, do_nothing, do_nothing); + }; + MemoryOperation<true>(gpu_addr, size, mapped_big, do_nothing, flush_short_pages); +} + +bool MemoryManager::IsMemoryDirty(GPUVAddr gpu_addr, size_t size) const { + bool result = false; + auto do_nothing = [&]([[maybe_unused]] std::size_t page_index, + [[maybe_unused]] std::size_t offset, + [[maybe_unused]] std::size_t copy_amount) { return false; }; + + auto mapped_normal = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + result |= rasterizer->MustFlushRegion(cpu_addr_base, copy_amount); + return result; + }; + auto mapped_big = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + result |= rasterizer->MustFlushRegion(cpu_addr_base, copy_amount); + return result; + }; + auto check_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, mapped_normal, do_nothing, do_nothing); + return result; + }; + MemoryOperation<true>(gpu_addr, size, mapped_big, do_nothing, check_short_pages); + return result; +} + +size_t MemoryManager::MaxContinousRange(GPUVAddr gpu_addr, size_t size) const { + std::optional<VAddr> old_page_addr{}; + size_t range_so_far = 0; + bool result{false}; + auto fail = [&]([[maybe_unused]] std::size_t page_index, [[maybe_unused]] std::size_t offset, + std::size_t copy_amount) { + result = true; + return true; + }; + auto short_check = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + if (old_page_addr && *old_page_addr != cpu_addr_base) { + result = true; + return true; } - ++page_index; - page_offset = 0; - remaining_size -= num_bytes; - } + range_so_far += copy_amount; + old_page_addr = {cpu_addr_base + copy_amount}; + return false; + }; + auto big_check = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + if (old_page_addr && *old_page_addr != cpu_addr_base) { + return true; + } + range_so_far += copy_amount; + old_page_addr = {cpu_addr_base + copy_amount}; + return false; + }; + auto check_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, short_check, fail, fail); + return result; + }; + MemoryOperation<true>(gpu_addr, size, big_check, fail, check_short_pages); + return range_so_far; +} + +void MemoryManager::InvalidateRegion(GPUVAddr gpu_addr, size_t size) const { + auto do_nothing = [&]([[maybe_unused]] std::size_t page_index, + [[maybe_unused]] std::size_t offset, + [[maybe_unused]] std::size_t copy_amount) {}; + + auto mapped_normal = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + rasterizer->InvalidateRegion(cpu_addr_base, copy_amount); + }; + auto mapped_big = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + rasterizer->InvalidateRegion(cpu_addr_base, copy_amount); + }; + auto invalidate_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, mapped_normal, do_nothing, do_nothing); + }; + MemoryOperation<true>(gpu_addr, size, mapped_big, do_nothing, invalidate_short_pages); } void MemoryManager::CopyBlock(GPUVAddr gpu_dest_addr, GPUVAddr gpu_src_addr, std::size_t size) { @@ -365,87 +564,134 @@ void MemoryManager::CopyBlock(GPUVAddr gpu_dest_addr, GPUVAddr gpu_src_addr, std } bool MemoryManager::IsGranularRange(GPUVAddr gpu_addr, std::size_t size) const { - const auto cpu_addr{GpuToCpuAddress(gpu_addr)}; - if (!cpu_addr) { + if (GetEntry<true>(gpu_addr) == EntryType::Mapped) [[likely]] { + size_t page_index = gpu_addr >> big_page_bits; + if (IsBigPageContinous(page_index)) [[likely]] { + const std::size_t page{(page_index & big_page_mask) + size}; + return page <= big_page_size; + } + const std::size_t page{(gpu_addr & Core::Memory::YUZU_PAGEMASK) + size}; + return page <= Core::Memory::YUZU_PAGESIZE; + } + if (GetEntry<false>(gpu_addr) != EntryType::Mapped) { return false; } - const std::size_t page{(*cpu_addr & Core::Memory::YUZU_PAGEMASK) + size}; + const std::size_t page{(gpu_addr & Core::Memory::YUZU_PAGEMASK) + size}; return page <= Core::Memory::YUZU_PAGESIZE; } bool MemoryManager::IsContinousRange(GPUVAddr gpu_addr, std::size_t size) const { - size_t page_index{gpu_addr >> page_bits}; - const size_t page_last{(gpu_addr + size + page_size - 1) >> page_bits}; std::optional<VAddr> old_page_addr{}; - while (page_index != page_last) { - const auto page_addr{GpuToCpuAddress(page_index << page_bits)}; - if (!page_addr || *page_addr == 0) { - return false; + bool result{true}; + auto fail = [&]([[maybe_unused]] std::size_t page_index, [[maybe_unused]] std::size_t offset, + std::size_t copy_amount) { + result = false; + return true; + }; + auto short_check = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + if (old_page_addr && *old_page_addr != cpu_addr_base) { + result = false; + return true; } - if (old_page_addr) { - if (*old_page_addr + page_size != *page_addr) { - return false; - } + old_page_addr = {cpu_addr_base + copy_amount}; + return false; + }; + auto big_check = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + if (old_page_addr && *old_page_addr != cpu_addr_base) { + result = false; + return true; } - old_page_addr = page_addr; - ++page_index; - } - return true; + old_page_addr = {cpu_addr_base + copy_amount}; + return false; + }; + auto check_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, short_check, fail, fail); + return !result; + }; + MemoryOperation<true>(gpu_addr, size, big_check, fail, check_short_pages); + return result; } bool MemoryManager::IsFullyMappedRange(GPUVAddr gpu_addr, std::size_t size) const { - size_t page_index{gpu_addr >> page_bits}; - const size_t page_last{(gpu_addr + size + page_size - 1) >> page_bits}; - while (page_index < page_last) { - if (!page_table[page_index].IsValid() || page_table[page_index].ToAddress() == 0) { - return false; - } - ++page_index; - } - return true; + bool result{true}; + auto fail = [&]([[maybe_unused]] std::size_t page_index, [[maybe_unused]] std::size_t offset, + [[maybe_unused]] std::size_t copy_amount) { + result = false; + return true; + }; + auto pass = [&]([[maybe_unused]] std::size_t page_index, [[maybe_unused]] std::size_t offset, + [[maybe_unused]] std::size_t copy_amount) { return false; }; + auto check_short_pages = [&](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, pass, pass, fail); + return !result; + }; + MemoryOperation<true>(gpu_addr, size, pass, fail, check_short_pages); + return result; } std::vector<std::pair<GPUVAddr, std::size_t>> MemoryManager::GetSubmappedRange( GPUVAddr gpu_addr, std::size_t size) const { std::vector<std::pair<GPUVAddr, std::size_t>> result{}; - size_t page_index{gpu_addr >> page_bits}; - size_t remaining_size{size}; - size_t page_offset{gpu_addr & page_mask}; std::optional<std::pair<GPUVAddr, std::size_t>> last_segment{}; std::optional<VAddr> old_page_addr{}; - const auto extend_size = [&last_segment, &page_index, &page_offset](std::size_t bytes) { - if (!last_segment) { - const GPUVAddr new_base_addr = (page_index << page_bits) + page_offset; - last_segment = {new_base_addr, bytes}; - } else { - last_segment->second += bytes; - } - }; - const auto split = [&last_segment, &result] { + const auto split = [&last_segment, &result]([[maybe_unused]] std::size_t page_index, + [[maybe_unused]] std::size_t offset, + [[maybe_unused]] std::size_t copy_amount) { if (last_segment) { result.push_back(*last_segment); last_segment = std::nullopt; } }; - while (remaining_size > 0) { - const size_t num_bytes{std::min(page_size - page_offset, remaining_size)}; - const auto page_addr{GpuToCpuAddress(page_index << page_bits)}; - if (!page_addr || *page_addr == 0) { - split(); - } else if (old_page_addr) { - if (*old_page_addr + page_size != *page_addr) { - split(); + const auto extend_size_big = [this, &split, &old_page_addr, + &last_segment](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(big_page_table_cpu[page_index]) << cpu_page_bits) + offset; + if (old_page_addr) { + if (*old_page_addr != cpu_addr_base) { + split(0, 0, 0); + } + } + old_page_addr = {cpu_addr_base + copy_amount}; + if (!last_segment) { + const GPUVAddr new_base_addr = (page_index << big_page_bits) + offset; + last_segment = {new_base_addr, copy_amount}; + } else { + last_segment->second += copy_amount; + } + }; + const auto extend_size_short = [this, &split, &old_page_addr, + &last_segment](std::size_t page_index, std::size_t offset, + std::size_t copy_amount) { + const VAddr cpu_addr_base = + (static_cast<VAddr>(page_table[page_index]) << cpu_page_bits) + offset; + if (old_page_addr) { + if (*old_page_addr != cpu_addr_base) { + split(0, 0, 0); } - extend_size(num_bytes); + } + old_page_addr = {cpu_addr_base + copy_amount}; + if (!last_segment) { + const GPUVAddr new_base_addr = (page_index << page_bits) + offset; + last_segment = {new_base_addr, copy_amount}; } else { - extend_size(num_bytes); + last_segment->second += copy_amount; } - ++page_index; - page_offset = 0; - remaining_size -= num_bytes; - old_page_addr = page_addr; - } - split(); + }; + auto do_short_pages = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { + GPUVAddr base = (page_index << big_page_bits) + offset; + MemoryOperation<false>(base, copy_amount, extend_size_short, split, split); + }; + MemoryOperation<true>(gpu_addr, size, extend_size_big, split, do_short_pages); + split(0, 0, 0); return result; } |