diff options
Diffstat (limited to 'src/core/memory.cpp')
| -rw-r--r-- | src/core/memory.cpp | 533 |
1 files changed, 300 insertions, 233 deletions
diff --git a/src/core/memory.cpp b/src/core/memory.cpp index ce62666d7..3b81acd63 100644 --- a/src/core/memory.cpp +++ b/src/core/memory.cpp @@ -4,7 +4,6 @@ #include <algorithm> #include <array> -#include <cinttypes> #include <cstring> #include <boost/optional.hpp> #include "common/assert.h" @@ -15,6 +14,7 @@ #include "core/core.h" #include "core/hle/kernel/memory.h" #include "core/hle/kernel/process.h" +#include "core/hle/lock.h" #include "core/memory.h" #include "core/memory_setup.h" #include "video_core/renderer_base.h" @@ -23,14 +23,18 @@ namespace Memory { static std::array<u8, Memory::VRAM_SIZE> vram; -static std::array<u8, Memory::N3DS_EXTRA_RAM_SIZE> n3ds_extra_ram; static PageTable* current_page_table = nullptr; void SetCurrentPageTable(PageTable* page_table) { current_page_table = page_table; - if (Core::System::GetInstance().IsPoweredOn()) { - Core::CPU().PageTableChanged(); + + auto& system = Core::System::GetInstance(); + if (system.IsPoweredOn()) { + system.ArmInterface(0).PageTableChanged(); + system.ArmInterface(1).PageTableChanged(); + system.ArmInterface(2).PageTableChanged(); + system.ArmInterface(3).PageTableChanged(); } } @@ -39,12 +43,15 @@ PageTable* GetCurrentPageTable() { } static void MapPages(PageTable& page_table, VAddr base, u64 size, u8* memory, PageType type) { - LOG_DEBUG(HW_Memory, "Mapping %p onto %016" PRIX64 "-%016" PRIX64, memory, base * PAGE_SIZE, - (base + size) * PAGE_SIZE); + NGLOG_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); VAddr end = base + size; while (base != end) { - ASSERT_MSG(base < PAGE_TABLE_NUM_ENTRIES, "out of range mapping at %016" PRIX64, base); + ASSERT_MSG(base < PAGE_TABLE_NUM_ENTRIES, "out of range mapping at {:016X}", base); page_table.attributes[base] = type; page_table.pointers[base] = memory; @@ -56,14 +63,14 @@ static void MapPages(PageTable& page_table, VAddr base, u64 size, u8* memory, Pa } void MapMemoryRegion(PageTable& page_table, VAddr base, u64 size, u8* target) { - ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: %016" PRIX64, size); - ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: %016" PRIX64, base); + 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); } void MapIoRegion(PageTable& page_table, VAddr base, u64 size, MemoryHookPointer mmio_handler) { - ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: %016" PRIX64, size); - ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: %016" PRIX64, base); + 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); auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1); @@ -72,8 +79,8 @@ void MapIoRegion(PageTable& page_table, VAddr base, u64 size, MemoryHookPointer } void UnmapRegion(PageTable& page_table, VAddr base, u64 size) { - ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: %016" PRIX64, size); - ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: %016" PRIX64, base); + 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); auto interval = boost::icl::discrete_interval<VAddr>::closed(base, base + size - 1); @@ -109,100 +116,129 @@ static std::set<MemoryHookPointer> GetSpecialHandlers(const PageTable& page_tabl } static std::set<MemoryHookPointer> GetSpecialHandlers(VAddr vaddr, u64 size) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; + const PageTable& page_table = Core::CurrentProcess()->vm_manager.page_table; return GetSpecialHandlers(page_table, vaddr, size); } -template <typename T> -boost::optional<T> ReadSpecial(VAddr addr); +/** + * Gets a pointer to the exact memory at the virtual address (i.e. not page aligned) + * using a VMA from the current process + */ +static u8* GetPointerFromVMA(const Kernel::Process& process, VAddr vaddr) { + u8* direct_pointer = nullptr; + + auto& vm_manager = process.vm_manager; + + auto it = vm_manager.FindVMA(vaddr); + ASSERT(it != vm_manager.vma_map.end()); + + auto& vma = it->second; + switch (vma.type) { + case Kernel::VMAType::AllocatedMemoryBlock: + direct_pointer = vma.backing_block->data() + vma.offset; + break; + case Kernel::VMAType::BackingMemory: + direct_pointer = vma.backing_memory; + break; + case Kernel::VMAType::Free: + return nullptr; + default: + UNREACHABLE(); + } + + return direct_pointer + (vaddr - vma.base); +} + +/** + * Gets a pointer to the exact memory at the virtual address (i.e. not page aligned) + * using a VMA from the current process. + */ +static u8* GetPointerFromVMA(VAddr vaddr) { + return GetPointerFromVMA(*Core::CurrentProcess(), vaddr); +} template <typename T> T Read(const VAddr vaddr) { - if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES) { - LOG_ERROR(HW_Memory, "Read%lu after page table @ 0x%016" PRIX64, sizeof(T) * 8, vaddr); - return 0; + const u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS]; + if (page_pointer) { + // NOTE: Avoid adding any extra logic to this fast-path block + T value; + std::memcpy(&value, &page_pointer[vaddr & PAGE_MASK], sizeof(T)); + return value; } - const PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; + // The memory access might do an MMIO or cached access, so we have to lock the HLE kernel state + std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock); + + PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; switch (type) { case PageType::Unmapped: - LOG_ERROR(HW_Memory, "unmapped Read%zu @ 0x%016" PRIX64, sizeof(T) * 8, vaddr); + NGLOG_ERROR(HW_Memory, "Unmapped Read{} @ 0x{:08X}", sizeof(T) * 8, vaddr); return 0; - case PageType::Special: { - if (auto result = ReadSpecial<T>(vaddr)) - return *result; - [[fallthrough]]; - } - case PageType::Memory: { - const u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS]; - ASSERT_MSG(page_pointer, "Mapped memory page without a pointer @ %016" PRIX64, vaddr); + case PageType::Memory: + ASSERT_MSG(false, "Mapped memory page without a pointer @ {:016X}", vaddr); + break; + case PageType::RasterizerCachedMemory: { + RasterizerFlushVirtualRegion(vaddr, sizeof(T), FlushMode::Flush); T value; - std::memcpy(&value, &page_pointer[vaddr & PAGE_MASK], sizeof(T)); + std::memcpy(&value, GetPointerFromVMA(vaddr), sizeof(T)); return value; } + default: + UNREACHABLE(); } - UNREACHABLE(); - return 0; } template <typename T> -bool WriteSpecial(VAddr addr, const T data); - -template <typename T> void Write(const VAddr vaddr, const T data) { - if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES) { - LOG_ERROR(HW_Memory, "Write%lu after page table 0x%08X @ 0x%016" PRIX64, sizeof(data) * 8, - (u32)data, vaddr); + u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS]; + if (page_pointer) { + // NOTE: Avoid adding any extra logic to this fast-path block + std::memcpy(&page_pointer[vaddr & PAGE_MASK], &data, sizeof(T)); return; } - const PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; + // The memory access might do an MMIO or cached access, so we have to lock the HLE kernel state + std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock); + + PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; switch (type) { case PageType::Unmapped: - LOG_ERROR(HW_Memory, "unmapped Write%zu 0x%08X @ 0x%016" PRIX64, sizeof(data) * 8, - static_cast<u32>(data), vaddr); - return; - case PageType::Special: { - if (WriteSpecial<T>(vaddr, data)) - return; - [[fallthrough]]; - } - case PageType::Memory: { - u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS]; - ASSERT_MSG(page_pointer, "Mapped memory page without a pointer @ %016" PRIX64, vaddr); - std::memcpy(&page_pointer[vaddr & PAGE_MASK], &data, sizeof(T)); + NGLOG_ERROR(HW_Memory, "Unmapped Write{} 0x{:08X} @ 0x{:016X}", sizeof(data) * 8, + static_cast<u32>(data), vaddr); return; + case 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)); + break; } + default: + UNREACHABLE(); } - UNREACHABLE(); } bool IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr) { auto& page_table = process.vm_manager.page_table; - if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES) - return false; + const u8* page_pointer = page_table.pointers[vaddr >> PAGE_BITS]; + if (page_pointer) + return true; - const PageType type = current_page_table->attributes[vaddr >> PAGE_BITS]; - switch (type) { - case PageType::Unmapped: - return false; - case PageType::Memory: + if (page_table.attributes[vaddr >> PAGE_BITS] == PageType::RasterizerCachedMemory) return true; - case PageType::Special: { - for (auto handler : GetSpecialHandlers(page_table, vaddr, 1)) - if (auto result = handler->IsValidAddress(vaddr)) - return *result; - return current_page_table->pointers[vaddr >> PAGE_BITS] != nullptr; - } - } - UNREACHABLE(); + + if (page_table.attributes[vaddr >> PAGE_BITS] != PageType::Special) + return false; + return false; } bool IsValidVirtualAddress(const VAddr vaddr) { - return IsValidVirtualAddress(*Kernel::g_current_process, vaddr); + return IsValidVirtualAddress(*Core::CurrentProcess(), vaddr); } bool IsValidPhysicalAddress(const PAddr paddr) { @@ -215,7 +251,11 @@ u8* GetPointer(const VAddr vaddr) { return page_pointer + (vaddr & PAGE_MASK); } - LOG_ERROR(HW_Memory, "unknown GetPointer @ 0x%016" PRIx64, vaddr); + if (current_page_table->attributes[vaddr >> PAGE_BITS] == PageType::RasterizerCachedMemory) { + return GetPointerFromVMA(vaddr); + } + + NGLOG_ERROR(HW_Memory, "Unknown GetPointer @ 0x{:016X}", vaddr); return nullptr; } @@ -244,7 +284,6 @@ u8* GetPhysicalPointer(PAddr address) { {IO_AREA_PADDR, IO_AREA_SIZE}, {DSP_RAM_PADDR, DSP_RAM_SIZE}, {FCRAM_PADDR, FCRAM_N3DS_SIZE}, - {N3DS_EXTRA_RAM_PADDR, N3DS_EXTRA_RAM_SIZE}, }; const auto area = @@ -253,13 +292,12 @@ u8* GetPhysicalPointer(PAddr address) { }); if (area == std::end(memory_areas)) { - LOG_ERROR(HW_Memory, "unknown GetPhysicalPointer @ 0x%016" PRIX64, address); + NGLOG_ERROR(HW_Memory, "Unknown GetPhysicalPointer @ 0x{:016X}", address); return nullptr; } if (area->paddr_base == IO_AREA_PADDR) { - LOG_ERROR(HW_Memory, "MMIO mappings are not supported yet. phys_addr=0x%016" PRIX64, - address); + NGLOG_ERROR(HW_Memory, "MMIO mappings are not supported yet. phys_addr={:016X}", address); return nullptr; } @@ -283,9 +321,6 @@ u8* GetPhysicalPointer(PAddr address) { } ASSERT_MSG(target_pointer != nullptr, "Invalid FCRAM address"); break; - case N3DS_EXTRA_RAM_PADDR: - target_pointer = n3ds_extra_ram.data() + offset_into_region; - break; default: UNREACHABLE(); } @@ -293,6 +328,127 @@ u8* GetPhysicalPointer(PAddr address) { return target_pointer; } +void RasterizerMarkRegionCached(Tegra::GPUVAddr gpu_addr, u64 size, bool cached) { + if (gpu_addr == 0) { + return; + } + + // Iterate over a contiguous CPU address space, which corresponds to the specified GPU address + // space, marking the region as un/cached. The region is marked un/cached at a granularity of + // CPU pages, hence why we iterate on a CPU page basis (note: GPU page size is different). This + // assumes the specified GPU address region is contiguous as well. + + u64 num_pages = ((gpu_addr + size - 1) >> PAGE_BITS) - (gpu_addr >> PAGE_BITS) + 1; + for (unsigned i = 0; i < num_pages; ++i, gpu_addr += PAGE_SIZE) { + boost::optional<VAddr> maybe_vaddr = + Core::System::GetInstance().GPU().memory_manager->GpuToCpuAddress(gpu_addr); + // The GPU <-> CPU virtual memory mapping is not 1:1 + if (!maybe_vaddr) { + NGLOG_ERROR(HW_Memory, + "Trying to flush a cached region to an invalid physical address {:016X}", + gpu_addr); + continue; + } + VAddr vaddr = *maybe_vaddr; + + 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: + // 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; + current_page_table->pointers[vaddr >> PAGE_BITS] = nullptr; + break; + case 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; + default: + UNREACHABLE(); + } + } else { + // Switch page type to uncached if now uncached + switch (page_type) { + case 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: + // 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: { + 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; + } else { + page_type = PageType::Memory; + current_page_table->pointers[vaddr >> PAGE_BITS] = pointer; + } + break; + } + default: + UNREACHABLE(); + } + } + } +} + +void RasterizerFlushVirtualRegion(VAddr start, u64 size, FlushMode mode) { + // Since pages are unmapped on shutdown after video core is shutdown, the renderer may be + // null here + if (VideoCore::g_renderer == nullptr) { + return; + } + + VAddr end = start + size; + + auto CheckRegion = [&](VAddr region_start, VAddr region_end) { + if (start >= region_end || end <= region_start) { + // No overlap with region + return; + } + + VAddr overlap_start = std::max(start, region_start); + VAddr overlap_end = std::min(end, region_end); + + std::vector<Tegra::GPUVAddr> gpu_addresses = + Core::System::GetInstance().GPU().memory_manager->CpuToGpuAddress(overlap_start); + + if (gpu_addresses.empty()) { + return; + } + + u64 overlap_size = overlap_end - overlap_start; + + for (const auto& gpu_address : gpu_addresses) { + auto* rasterizer = VideoCore::g_renderer->Rasterizer(); + switch (mode) { + case FlushMode::Flush: + rasterizer->FlushRegion(gpu_address, overlap_size); + break; + case FlushMode::Invalidate: + rasterizer->InvalidateRegion(gpu_address, overlap_size); + break; + case FlushMode::FlushAndInvalidate: + rasterizer->FlushAndInvalidateRegion(gpu_address, overlap_size); + break; + } + } + }; + + CheckRegion(PROCESS_IMAGE_VADDR, PROCESS_IMAGE_VADDR_END); + CheckRegion(HEAP_VADDR, HEAP_VADDR_END); +} + u8 Read8(const VAddr addr) { return Read<u8>(addr); } @@ -309,17 +465,6 @@ u64 Read64(const VAddr addr) { return Read<u64_le>(addr); } -static bool ReadSpecialBlock(const Kernel::Process& process, const VAddr src_addr, - void* dest_buffer, const size_t size) { - auto& page_table = process.vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, src_addr, size)) { - if (handler->ReadBlock(src_addr, dest_buffer, size)) { - return true; - } - } - return false; -} - void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_buffer, const size_t size) { auto& page_table = process.vm_manager.page_table; @@ -329,21 +474,17 @@ void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_ size_t page_offset = src_addr & PAGE_MASK; while (remaining_size > 0) { - const size_t copy_amount = std::min<size_t>(PAGE_SIZE - page_offset, remaining_size); + const size_t copy_amount = + std::min(static_cast<size_t>(PAGE_SIZE) - page_offset, remaining_size); const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); switch (page_table.attributes[page_index]) { - case PageType::Unmapped: - LOG_ERROR(HW_Memory, - "unmapped ReadBlock @ 0x%016" PRIX64 " (start address = 0x%" PRIx64 - ", size = %zu)", - current_vaddr, src_addr, size); + case PageType::Unmapped: { + NGLOG_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::Special: { - if (ReadSpecialBlock(process, current_vaddr, dest_buffer, copy_amount)) - break; - [[fallthrough]]; } case PageType::Memory: { DEBUG_ASSERT(page_table.pointers[page_index]); @@ -352,6 +493,12 @@ void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_ 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); + break; + } default: UNREACHABLE(); } @@ -364,7 +511,7 @@ void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_ } void ReadBlock(const VAddr src_addr, void* dest_buffer, const size_t size) { - ReadBlock(*Kernel::g_current_process, src_addr, dest_buffer, size); + ReadBlock(*Core::CurrentProcess(), src_addr, dest_buffer, size); } void Write8(const VAddr addr, const u8 data) { @@ -383,17 +530,6 @@ void Write64(const VAddr addr, const u64 data) { Write<u64_le>(addr, data); } -static bool WriteSpecialBlock(const Kernel::Process& process, const VAddr dest_addr, - const void* src_buffer, const size_t size) { - auto& page_table = process.vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, dest_addr, size)) { - if (handler->WriteBlock(dest_addr, src_buffer, size)) { - return true; - } - } - return false; -} - void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const void* src_buffer, const size_t size) { auto& page_table = process.vm_manager.page_table; @@ -402,20 +538,17 @@ void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const voi size_t page_offset = dest_addr & PAGE_MASK; while (remaining_size > 0) { - const size_t copy_amount = std::min<size_t>(PAGE_SIZE - page_offset, remaining_size); + const size_t copy_amount = + std::min(static_cast<size_t>(PAGE_SIZE) - page_offset, remaining_size); const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); switch (page_table.attributes[page_index]) { - case PageType::Unmapped: - LOG_ERROR(HW_Memory, - "unmapped WriteBlock @ 0x%016" PRIX64 " (start address = 0x%016" PRIX64 - ", size = %zu)", - current_vaddr, dest_addr, size); + case PageType::Unmapped: { + NGLOG_ERROR(HW_Memory, + "Unmapped WriteBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})", + current_vaddr, dest_addr, size); break; - case PageType::Special: - if (WriteSpecialBlock(process, current_vaddr, src_buffer, copy_amount)) - break; - [[fallthrough]]; + } case PageType::Memory: { DEBUG_ASSERT(page_table.pointers[page_index]); @@ -423,6 +556,12 @@ void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const voi 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); + break; + } default: UNREACHABLE(); } @@ -435,12 +574,11 @@ void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const voi } void WriteBlock(const VAddr dest_addr, const void* src_buffer, const size_t size) { - WriteBlock(*Kernel::g_current_process, dest_addr, src_buffer, size); + WriteBlock(*Core::CurrentProcess(), dest_addr, src_buffer, size); } -void ZeroBlock(const VAddr dest_addr, const size_t size) { - const auto& process = *Kernel::g_current_process; - +void ZeroBlock(const Kernel::Process& process, const VAddr dest_addr, const size_t size) { + auto& page_table = process.vm_manager.page_table; size_t remaining_size = size; size_t page_index = dest_addr >> PAGE_BITS; size_t page_offset = dest_addr & PAGE_MASK; @@ -448,27 +586,30 @@ void ZeroBlock(const VAddr dest_addr, const size_t size) { static const std::array<u8, PAGE_SIZE> zeros = {}; while (remaining_size > 0) { - const size_t copy_amount = std::min<size_t>(PAGE_SIZE - page_offset, remaining_size); + const size_t copy_amount = + std::min(static_cast<size_t>(PAGE_SIZE) - page_offset, remaining_size); const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); - switch (current_page_table->attributes[page_index]) { - case PageType::Unmapped: - LOG_ERROR(HW_Memory, - "unmapped ZeroBlock @ 0x%016" PRIX64 " (start address = 0x%016" PRIX64 - ", size = %zu)", - current_vaddr, dest_addr, size); + switch (page_table.attributes[page_index]) { + case PageType::Unmapped: { + NGLOG_ERROR(HW_Memory, + "Unmapped ZeroBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})", + current_vaddr, dest_addr, size); break; - case PageType::Special: - if (WriteSpecialBlock(process, current_vaddr, zeros.data(), copy_amount)) - break; - [[fallthrough]]; + } case PageType::Memory: { - DEBUG_ASSERT(current_page_table->pointers[page_index]); + DEBUG_ASSERT(page_table.pointers[page_index]); - u8* dest_ptr = current_page_table->pointers[page_index] + page_offset; + 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); + break; + } default: UNREACHABLE(); } @@ -479,37 +620,35 @@ void ZeroBlock(const VAddr dest_addr, const size_t size) { } } -void CopyBlock(VAddr dest_addr, VAddr src_addr, const size_t size) { - const auto& process = *Kernel::g_current_process; - +void CopyBlock(const Kernel::Process& process, VAddr dest_addr, VAddr src_addr, const size_t size) { + auto& page_table = process.vm_manager.page_table; size_t remaining_size = size; size_t page_index = src_addr >> PAGE_BITS; size_t page_offset = src_addr & PAGE_MASK; while (remaining_size > 0) { - const size_t copy_amount = std::min<size_t>(PAGE_SIZE - page_offset, remaining_size); + const size_t copy_amount = + std::min(static_cast<size_t>(PAGE_SIZE) - page_offset, remaining_size); const VAddr current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset); - switch (current_page_table->attributes[page_index]) { - case PageType::Unmapped: - LOG_ERROR(HW_Memory, - "unmapped CopyBlock @ 0x%016" PRIX64 " (start address = 0x%016" PRIX64 - ", size = %zu)", - current_vaddr, src_addr, size); - ZeroBlock(dest_addr, copy_amount); + switch (page_table.attributes[page_index]) { + case PageType::Unmapped: { + NGLOG_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::Special: { - std::vector<u8> buffer(copy_amount); - if (ReadSpecialBlock(process, current_vaddr, buffer.data(), buffer.size())) { - WriteBlock(dest_addr, buffer.data(), buffer.size()); - break; - } - [[fallthrough]]; } case PageType::Memory: { - DEBUG_ASSERT(current_page_table->pointers[page_index]); - const u8* src_ptr = current_page_table->pointers[page_index] + page_offset; - WriteBlock(dest_addr, src_ptr, copy_amount); + 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); break; } default: @@ -524,76 +663,8 @@ void CopyBlock(VAddr dest_addr, VAddr src_addr, const size_t size) { } } -template <> -boost::optional<u8> ReadSpecial<u8>(VAddr addr) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u8))) - if (auto result = handler->Read8(addr)) - return *result; - return {}; -} - -template <> -boost::optional<u16> ReadSpecial<u16>(VAddr addr) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u16))) - if (auto result = handler->Read16(addr)) - return *result; - return {}; -} - -template <> -boost::optional<u32> ReadSpecial<u32>(VAddr addr) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u32))) - if (auto result = handler->Read32(addr)) - return *result; - return {}; -} - -template <> -boost::optional<u64> ReadSpecial<u64>(VAddr addr) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u64))) - if (auto result = handler->Read64(addr)) - return *result; - return {}; -} - -template <> -bool WriteSpecial<u8>(VAddr addr, const u8 data) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u8))) - if (handler->Write8(addr, data)) - return true; - return false; -} - -template <> -bool WriteSpecial<u16>(VAddr addr, const u16 data) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u16))) - if (handler->Write16(addr, data)) - return true; - return false; -} - -template <> -bool WriteSpecial<u32>(VAddr addr, const u32 data) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u32))) - if (handler->Write32(addr, data)) - return true; - return false; -} - -template <> -bool WriteSpecial<u64>(VAddr addr, const u64 data) { - const PageTable& page_table = Kernel::g_current_process->vm_manager.page_table; - for (const auto& handler : GetSpecialHandlers(page_table, addr, sizeof(u64))) - if (handler->Write64(addr, data)) - return true; - return false; +void CopyBlock(VAddr dest_addr, VAddr src_addr, size_t size) { + CopyBlock(*Core::CurrentProcess(), dest_addr, src_addr, size); } boost::optional<PAddr> TryVirtualToPhysicalAddress(const VAddr addr) { @@ -609,8 +680,6 @@ boost::optional<PAddr> TryVirtualToPhysicalAddress(const VAddr addr) { return addr - DSP_RAM_VADDR + DSP_RAM_PADDR; } else if (addr >= IO_AREA_VADDR && addr < IO_AREA_VADDR_END) { return addr - IO_AREA_VADDR + IO_AREA_PADDR; - } else if (addr >= N3DS_EXTRA_RAM_VADDR && addr < N3DS_EXTRA_RAM_VADDR_END) { - return addr - N3DS_EXTRA_RAM_VADDR + N3DS_EXTRA_RAM_PADDR; } return boost::none; @@ -619,7 +688,7 @@ boost::optional<PAddr> TryVirtualToPhysicalAddress(const VAddr addr) { PAddr VirtualToPhysicalAddress(const VAddr addr) { auto paddr = TryVirtualToPhysicalAddress(addr); if (!paddr) { - LOG_ERROR(HW_Memory, "Unknown virtual address @ 0x%016" PRIX64, addr); + NGLOG_ERROR(HW_Memory, "Unknown virtual address @ 0x{:016X}", addr); // To help with debugging, set bit on address so that it's obviously invalid. return addr | 0x80000000; } @@ -632,13 +701,11 @@ boost::optional<VAddr> PhysicalToVirtualAddress(const PAddr addr) { } else if (addr >= VRAM_PADDR && addr < VRAM_PADDR_END) { return addr - VRAM_PADDR + VRAM_VADDR; } else if (addr >= FCRAM_PADDR && addr < FCRAM_PADDR_END) { - return addr - FCRAM_PADDR + Kernel::g_current_process->GetLinearHeapAreaAddress(); + return addr - FCRAM_PADDR + Core::CurrentProcess()->GetLinearHeapAreaAddress(); } else if (addr >= DSP_RAM_PADDR && addr < DSP_RAM_PADDR_END) { return addr - DSP_RAM_PADDR + DSP_RAM_VADDR; } else if (addr >= IO_AREA_PADDR && addr < IO_AREA_PADDR_END) { return addr - IO_AREA_PADDR + IO_AREA_VADDR; - } else if (addr >= N3DS_EXTRA_RAM_PADDR && addr < N3DS_EXTRA_RAM_PADDR_END) { - return addr - N3DS_EXTRA_RAM_PADDR + N3DS_EXTRA_RAM_VADDR; } return boost::none; |