diff options
Diffstat (limited to '')
-rw-r--r-- | src/core/memory.cpp | 218 |
1 files changed, 84 insertions, 134 deletions
diff --git a/src/core/memory.cpp b/src/core/memory.cpp index 6591c45d2..332c1037c 100644 --- a/src/core/memory.cpp +++ b/src/core/memory.cpp @@ -10,6 +10,7 @@ #include "common/assert.h" #include "common/common_types.h" #include "common/logging/log.h" +#include "common/page_table.h" #include "common/swap.h" #include "core/arm/arm_interface.h" #include "core/core.h" @@ -18,13 +19,14 @@ #include "core/hle/lock.h" #include "core/memory.h" #include "core/memory_setup.h" +#include "video_core/gpu.h" #include "video_core/renderer_base.h" namespace Memory { -static PageTable* current_page_table = nullptr; +static Common::PageTable* current_page_table = nullptr; -void SetCurrentPageTable(PageTable* page_table) { +void SetCurrentPageTable(Common::PageTable* page_table) { current_page_table = page_table; auto& system = Core::System::GetInstance(); @@ -36,39 +38,20 @@ void SetCurrentPageTable(PageTable* page_table) { } } -PageTable* GetCurrentPageTable() { +Common::PageTable* GetCurrentPageTable() { return current_page_table; } -PageTable::PageTable() = default; - -PageTable::PageTable(std::size_t address_space_width_in_bits) { - Resize(address_space_width_in_bits); -} - -PageTable::~PageTable() = default; - -void PageTable::Resize(std::size_t address_space_width_in_bits) { - const std::size_t num_page_table_entries = 1ULL << (address_space_width_in_bits - PAGE_BITS); - - pointers.resize(num_page_table_entries); - attributes.resize(num_page_table_entries); - - // The default is a 39-bit address space, which causes an initial 1GB allocation size. If the - // vector size is subsequently decreased (via resize), the vector might not automatically - // actually reallocate/resize its underlying allocation, which wastes up to ~800 MB for - // 36-bit titles. Call shrink_to_fit to reduce capacity to what's actually in use. - - pointers.shrink_to_fit(); - attributes.shrink_to_fit(); -} - -static void MapPages(PageTable& page_table, VAddr base, u64 size, u8* memory, PageType type) { +static void MapPages(Common::PageTable& page_table, VAddr base, u64 size, u8* memory, + Common::PageType type) { LOG_DEBUG(HW_Memory, "Mapping {} onto {:016X}-{:016X}", fmt::ptr(memory), base * PAGE_SIZE, (base + size) * PAGE_SIZE); - RasterizerFlushVirtualRegion(base << PAGE_BITS, size * PAGE_SIZE, - FlushMode::FlushAndInvalidate); + // During boot, current_page_table might not be set yet, in which case we need not flush + if (Core::System::GetInstance().IsPoweredOn()) { + Core::System::GetInstance().GPU().FlushAndInvalidateRegion(base << PAGE_BITS, + size * PAGE_SIZE); + } VAddr end = base + size; ASSERT_MSG(end <= page_table.pointers.size(), "out of range mapping at {:016X}", @@ -88,41 +71,47 @@ static void MapPages(PageTable& page_table, VAddr base, u64 size, u8* memory, Pa } } -void MapMemoryRegion(PageTable& page_table, VAddr base, u64 size, u8* target) { +void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target) { ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size); ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base); - MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, target, PageType::Memory); + MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, target, Common::PageType::Memory); } -void MapIoRegion(PageTable& page_table, VAddr base, u64 size, MemoryHookPointer mmio_handler) { +void MapIoRegion(Common::PageTable& page_table, VAddr base, u64 size, + Common::MemoryHookPointer mmio_handler) { ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size); ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base); - MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr, PageType::Special); + MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr, Common::PageType::Special); auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1); - SpecialRegion region{SpecialRegion::Type::IODevice, std::move(mmio_handler)}; - page_table.special_regions.add(std::make_pair(interval, std::set<SpecialRegion>{region})); + Common::SpecialRegion region{Common::SpecialRegion::Type::IODevice, std::move(mmio_handler)}; + page_table.special_regions.add( + std::make_pair(interval, std::set<Common::SpecialRegion>{region})); } -void UnmapRegion(PageTable& page_table, VAddr base, u64 size) { +void UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size) { ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size); ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base); - MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr, PageType::Unmapped); + MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr, Common::PageType::Unmapped); auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1); page_table.special_regions.erase(interval); } -void AddDebugHook(PageTable& page_table, VAddr base, u64 size, MemoryHookPointer hook) { +void AddDebugHook(Common::PageTable& page_table, VAddr base, u64 size, + Common::MemoryHookPointer hook) { auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1); - SpecialRegion region{SpecialRegion::Type::DebugHook, std::move(hook)}; - page_table.special_regions.add(std::make_pair(interval, std::set<SpecialRegion>{region})); + Common::SpecialRegion region{Common::SpecialRegion::Type::DebugHook, std::move(hook)}; + page_table.special_regions.add( + std::make_pair(interval, std::set<Common::SpecialRegion>{region})); } -void RemoveDebugHook(PageTable& page_table, VAddr base, u64 size, MemoryHookPointer hook) { +void RemoveDebugHook(Common::PageTable& page_table, VAddr base, u64 size, + Common::MemoryHookPointer hook) { auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1); - SpecialRegion region{SpecialRegion::Type::DebugHook, std::move(hook)}; - page_table.special_regions.subtract(std::make_pair(interval, std::set<SpecialRegion>{region})); + Common::SpecialRegion region{Common::SpecialRegion::Type::DebugHook, std::move(hook)}; + page_table.special_regions.subtract( + std::make_pair(interval, std::set<Common::SpecialRegion>{region})); } /** @@ -171,19 +160,19 @@ T Read(const VAddr vaddr) { return value; } - PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; + Common::PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; switch (type) { - case PageType::Unmapped: + case Common::PageType::Unmapped: LOG_ERROR(HW_Memory, "Unmapped Read{} @ 0x{:08X}", sizeof(T) * 8, vaddr); return 0; - case PageType::Memory: + case Common::PageType::Memory: ASSERT_MSG(false, "Mapped memory page without a pointer @ {:016X}", vaddr); break; - case PageType::RasterizerCachedMemory: { - RasterizerFlushVirtualRegion(vaddr, sizeof(T), FlushMode::Flush); - + case Common::PageType::RasterizerCachedMemory: { + auto host_ptr{GetPointerFromVMA(vaddr)}; + Core::System::GetInstance().GPU().FlushRegion(ToCacheAddr(host_ptr), sizeof(T)); T value; - std::memcpy(&value, GetPointerFromVMA(vaddr), sizeof(T)); + std::memcpy(&value, host_ptr, sizeof(T)); return value; } default: @@ -201,18 +190,19 @@ void Write(const VAddr vaddr, const T data) { return; } - PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; + Common::PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; switch (type) { - case PageType::Unmapped: + case Common::PageType::Unmapped: LOG_ERROR(HW_Memory, "Unmapped Write{} 0x{:08X} @ 0x{:016X}", sizeof(data) * 8, static_cast<u32>(data), vaddr); return; - case PageType::Memory: + case Common::PageType::Memory: ASSERT_MSG(false, "Mapped memory page without a pointer @ {:016X}", vaddr); break; - case PageType::RasterizerCachedMemory: { - RasterizerFlushVirtualRegion(vaddr, sizeof(T), FlushMode::Invalidate); - std::memcpy(GetPointerFromVMA(vaddr), &data, sizeof(T)); + case Common::PageType::RasterizerCachedMemory: { + auto host_ptr{GetPointerFromVMA(vaddr)}; + Core::System::GetInstance().GPU().InvalidateRegion(ToCacheAddr(host_ptr), sizeof(T)); + std::memcpy(host_ptr, &data, sizeof(T)); break; } default: @@ -227,10 +217,10 @@ bool IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr) { if (page_pointer) return true; - if (page_table.attributes[vaddr >> PAGE_BITS] == PageType::RasterizerCachedMemory) + if (page_table.attributes[vaddr >> PAGE_BITS] == Common::PageType::RasterizerCachedMemory) return true; - if (page_table.attributes[vaddr >> PAGE_BITS] != PageType::Special) + if (page_table.attributes[vaddr >> PAGE_BITS] != Common::PageType::Special) return false; return false; @@ -250,7 +240,8 @@ u8* GetPointer(const VAddr vaddr) { return page_pointer + (vaddr & PAGE_MASK); } - if (current_page_table->attributes[vaddr >> PAGE_BITS] == PageType::RasterizerCachedMemory) { + if (current_page_table->attributes[vaddr >> PAGE_BITS] == + Common::PageType::RasterizerCachedMemory) { return GetPointerFromVMA(vaddr); } @@ -284,20 +275,20 @@ void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) { u64 num_pages = ((vaddr + size - 1) >> PAGE_BITS) - (vaddr >> PAGE_BITS) + 1; for (unsigned i = 0; i < num_pages; ++i, vaddr += PAGE_SIZE) { - PageType& page_type = current_page_table->attributes[vaddr >> PAGE_BITS]; + Common::PageType& page_type = current_page_table->attributes[vaddr >> PAGE_BITS]; if (cached) { // Switch page type to cached if now cached switch (page_type) { - case PageType::Unmapped: + case Common::PageType::Unmapped: // It is not necessary for a process to have this region mapped into its address // space, for example, a system module need not have a VRAM mapping. break; - case PageType::Memory: - page_type = PageType::RasterizerCachedMemory; + case Common::PageType::Memory: + page_type = Common::PageType::RasterizerCachedMemory; current_page_table->pointers[vaddr >> PAGE_BITS] = nullptr; break; - case PageType::RasterizerCachedMemory: + case Common::PageType::RasterizerCachedMemory: // There can be more than one GPU region mapped per CPU region, so it's common that // this area is already marked as cached. break; @@ -307,23 +298,23 @@ void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) { } else { // Switch page type to uncached if now uncached switch (page_type) { - case PageType::Unmapped: + case Common::PageType::Unmapped: // It is not necessary for a process to have this region mapped into its address // space, for example, a system module need not have a VRAM mapping. break; - case PageType::Memory: + case Common::PageType::Memory: // There can be more than one GPU region mapped per CPU region, so it's common that // this area is already unmarked as cached. break; - case PageType::RasterizerCachedMemory: { + case Common::PageType::RasterizerCachedMemory: { u8* pointer = GetPointerFromVMA(vaddr & ~PAGE_MASK); if (pointer == nullptr) { // It's possible that this function has been called while updating the pagetable // after unmapping a VMA. In that case the underlying VMA will no longer exist, // and we should just leave the pagetable entry blank. - page_type = PageType::Unmapped; + page_type = Common::PageType::Unmapped; } else { - page_type = PageType::Memory; + page_type = Common::PageType::Memory; current_page_table->pointers[vaddr >> PAGE_BITS] = pointer; } break; @@ -335,47 +326,6 @@ void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) { } } -void RasterizerFlushVirtualRegion(VAddr start, u64 size, FlushMode mode) { - auto& system_instance = Core::System::GetInstance(); - - // Since pages are unmapped on shutdown after video core is shutdown, the renderer may be - // null here - if (!system_instance.IsPoweredOn()) { - return; - } - - const VAddr end = start + size; - - const auto CheckRegion = [&](VAddr region_start, VAddr region_end) { - if (start >= region_end || end <= region_start) { - // No overlap with region - return; - } - - const VAddr overlap_start = std::max(start, region_start); - const VAddr overlap_end = std::min(end, region_end); - const VAddr overlap_size = overlap_end - overlap_start; - - auto& gpu = system_instance.GPU(); - switch (mode) { - case FlushMode::Flush: - gpu.FlushRegion(overlap_start, overlap_size); - break; - case FlushMode::Invalidate: - gpu.InvalidateRegion(overlap_start, overlap_size); - break; - case FlushMode::FlushAndInvalidate: - gpu.FlushAndInvalidateRegion(overlap_start, overlap_size); - break; - } - }; - - const auto& vm_manager = Core::CurrentProcess()->VMManager(); - - CheckRegion(vm_manager.GetCodeRegionBaseAddress(), vm_manager.GetCodeRegionEndAddress()); - CheckRegion(vm_manager.GetHeapRegionBaseAddress(), vm_manager.GetHeapRegionEndAddress()); -} - u8 Read8(const VAddr addr) { return Read<u8>(addr); } @@ -406,24 +356,24 @@ void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_ const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); switch (page_table.attributes[page_index]) { - case PageType::Unmapped: { + case Common::PageType::Unmapped: { LOG_ERROR(HW_Memory, "Unmapped ReadBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})", current_vaddr, src_addr, size); std::memset(dest_buffer, 0, copy_amount); break; } - case PageType::Memory: { + case Common::PageType::Memory: { DEBUG_ASSERT(page_table.pointers[page_index]); const u8* src_ptr = page_table.pointers[page_index] + page_offset; std::memcpy(dest_buffer, src_ptr, copy_amount); break; } - case PageType::RasterizerCachedMemory: { - RasterizerFlushVirtualRegion(current_vaddr, static_cast<u32>(copy_amount), - FlushMode::Flush); - std::memcpy(dest_buffer, GetPointerFromVMA(process, current_vaddr), copy_amount); + case Common::PageType::RasterizerCachedMemory: { + const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)}; + Core::System::GetInstance().GPU().FlushRegion(ToCacheAddr(host_ptr), copy_amount); + std::memcpy(dest_buffer, host_ptr, copy_amount); break; } default: @@ -470,23 +420,23 @@ void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const voi const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); switch (page_table.attributes[page_index]) { - case PageType::Unmapped: { + case Common::PageType::Unmapped: { LOG_ERROR(HW_Memory, "Unmapped WriteBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})", current_vaddr, dest_addr, size); break; } - case PageType::Memory: { + case Common::PageType::Memory: { DEBUG_ASSERT(page_table.pointers[page_index]); u8* dest_ptr = page_table.pointers[page_index] + page_offset; std::memcpy(dest_ptr, src_buffer, copy_amount); break; } - case PageType::RasterizerCachedMemory: { - RasterizerFlushVirtualRegion(current_vaddr, static_cast<u32>(copy_amount), - FlushMode::Invalidate); - std::memcpy(GetPointerFromVMA(process, current_vaddr), src_buffer, copy_amount); + case Common::PageType::RasterizerCachedMemory: { + const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)}; + Core::System::GetInstance().GPU().InvalidateRegion(ToCacheAddr(host_ptr), copy_amount); + std::memcpy(host_ptr, src_buffer, copy_amount); break; } default: @@ -516,23 +466,23 @@ void ZeroBlock(const Kernel::Process& process, const VAddr dest_addr, const std: const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); switch (page_table.attributes[page_index]) { - case PageType::Unmapped: { + case Common::PageType::Unmapped: { LOG_ERROR(HW_Memory, "Unmapped ZeroBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})", current_vaddr, dest_addr, size); break; } - case PageType::Memory: { + case Common::PageType::Memory: { DEBUG_ASSERT(page_table.pointers[page_index]); u8* dest_ptr = page_table.pointers[page_index] + page_offset; std::memset(dest_ptr, 0, copy_amount); break; } - case PageType::RasterizerCachedMemory: { - RasterizerFlushVirtualRegion(current_vaddr, static_cast<u32>(copy_amount), - FlushMode::Invalidate); - std::memset(GetPointerFromVMA(process, current_vaddr), 0, copy_amount); + case Common::PageType::RasterizerCachedMemory: { + const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)}; + Core::System::GetInstance().GPU().InvalidateRegion(ToCacheAddr(host_ptr), copy_amount); + std::memset(host_ptr, 0, copy_amount); break; } default: @@ -558,23 +508,23 @@ void CopyBlock(const Kernel::Process& process, VAddr dest_addr, VAddr src_addr, const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); switch (page_table.attributes[page_index]) { - case PageType::Unmapped: { + case Common::PageType::Unmapped: { LOG_ERROR(HW_Memory, "Unmapped CopyBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})", current_vaddr, src_addr, size); ZeroBlock(process, dest_addr, copy_amount); break; } - case PageType::Memory: { + case Common::PageType::Memory: { DEBUG_ASSERT(page_table.pointers[page_index]); const u8* src_ptr = page_table.pointers[page_index] + page_offset; WriteBlock(process, dest_addr, src_ptr, copy_amount); break; } - case PageType::RasterizerCachedMemory: { - RasterizerFlushVirtualRegion(current_vaddr, static_cast<u32>(copy_amount), - FlushMode::Flush); - WriteBlock(process, dest_addr, GetPointerFromVMA(process, current_vaddr), copy_amount); + case Common::PageType::RasterizerCachedMemory: { + const auto& host_ptr{GetPointerFromVMA(process, current_vaddr)}; + Core::System::GetInstance().GPU().FlushRegion(ToCacheAddr(host_ptr), copy_amount); + WriteBlock(process, dest_addr, host_ptr, copy_amount); break; } default: |