diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/common/page_table.cpp | 28 | ||||
| -rw-r--r-- | src/common/page_table.h | 4 | ||||
| -rw-r--r-- | src/core/hle/kernel/k_page_table.cpp | 24 |
3 files changed, 18 insertions, 38 deletions
diff --git a/src/common/page_table.cpp b/src/common/page_table.cpp index 75897eeae..4817b09f9 100644 --- a/src/common/page_table.cpp +++ b/src/common/page_table.cpp | |||
| @@ -10,12 +10,12 @@ PageTable::PageTable() = default; | |||
| 10 | 10 | ||
| 11 | PageTable::~PageTable() noexcept = default; | 11 | PageTable::~PageTable() noexcept = default; |
| 12 | 12 | ||
| 13 | bool PageTable::BeginTraversal(TraversalEntry* out_entry, TraversalContext* out_context, | 13 | bool PageTable::BeginTraversal(TraversalEntry& out_entry, TraversalContext& out_context, |
| 14 | u64 address) const { | 14 | u64 address) const { |
| 15 | // Setup invalid defaults. | 15 | // Setup invalid defaults. |
| 16 | out_entry->phys_addr = 0; | 16 | out_entry.phys_addr = 0; |
| 17 | out_entry->block_size = page_size; | 17 | out_entry.block_size = page_size; |
| 18 | out_context->next_page = 0; | 18 | out_context.next_page = 0; |
| 19 | 19 | ||
| 20 | // Validate that we can read the actual entry. | 20 | // Validate that we can read the actual entry. |
| 21 | const auto page = address / page_size; | 21 | const auto page = address / page_size; |
| @@ -30,20 +30,20 @@ bool PageTable::BeginTraversal(TraversalEntry* out_entry, TraversalContext* out_ | |||
| 30 | } | 30 | } |
| 31 | 31 | ||
| 32 | // Populate the results. | 32 | // Populate the results. |
| 33 | out_entry->phys_addr = phys_addr + address; | 33 | out_entry.phys_addr = phys_addr + address; |
| 34 | out_context->next_page = page + 1; | 34 | out_context.next_page = page + 1; |
| 35 | out_context->next_offset = address + page_size; | 35 | out_context.next_offset = address + page_size; |
| 36 | 36 | ||
| 37 | return true; | 37 | return true; |
| 38 | } | 38 | } |
| 39 | 39 | ||
| 40 | bool PageTable::ContinueTraversal(TraversalEntry* out_entry, TraversalContext* context) const { | 40 | bool PageTable::ContinueTraversal(TraversalEntry& out_entry, TraversalContext& context) const { |
| 41 | // Setup invalid defaults. | 41 | // Setup invalid defaults. |
| 42 | out_entry->phys_addr = 0; | 42 | out_entry.phys_addr = 0; |
| 43 | out_entry->block_size = page_size; | 43 | out_entry.block_size = page_size; |
| 44 | 44 | ||
| 45 | // Validate that we can read the actual entry. | 45 | // Validate that we can read the actual entry. |
| 46 | const auto page = context->next_page; | 46 | const auto page = context.next_page; |
| 47 | if (page >= backing_addr.size()) { | 47 | if (page >= backing_addr.size()) { |
| 48 | return false; | 48 | return false; |
| 49 | } | 49 | } |
| @@ -55,9 +55,9 @@ bool PageTable::ContinueTraversal(TraversalEntry* out_entry, TraversalContext* c | |||
| 55 | } | 55 | } |
| 56 | 56 | ||
| 57 | // Populate the results. | 57 | // Populate the results. |
| 58 | out_entry->phys_addr = phys_addr + context->next_offset; | 58 | out_entry.phys_addr = phys_addr + context.next_offset; |
| 59 | context->next_page = page + 1; | 59 | context.next_page = page + 1; |
| 60 | context->next_offset += page_size; | 60 | context.next_offset += page_size; |
| 61 | 61 | ||
| 62 | return true; | 62 | return true; |
| 63 | } | 63 | } |
diff --git a/src/common/page_table.h b/src/common/page_table.h index fe254d7ae..82d91e9f3 100644 --- a/src/common/page_table.h +++ b/src/common/page_table.h | |||
| @@ -99,9 +99,9 @@ struct PageTable { | |||
| 99 | PageTable(PageTable&&) noexcept = default; | 99 | PageTable(PageTable&&) noexcept = default; |
| 100 | PageTable& operator=(PageTable&&) noexcept = default; | 100 | PageTable& operator=(PageTable&&) noexcept = default; |
| 101 | 101 | ||
| 102 | bool BeginTraversal(TraversalEntry* out_entry, TraversalContext* out_context, | 102 | bool BeginTraversal(TraversalEntry& out_entry, TraversalContext& out_context, |
| 103 | u64 address) const; | 103 | u64 address) const; |
| 104 | bool ContinueTraversal(TraversalEntry* out_entry, TraversalContext* context) const; | 104 | bool ContinueTraversal(TraversalEntry& out_entry, TraversalContext& context) const; |
| 105 | 105 | ||
| 106 | /** | 106 | /** |
| 107 | * Resizes the page table to be able to accommodate enough pages within | 107 | * Resizes the page table to be able to accommodate enough pages within |
diff --git a/src/core/hle/kernel/k_page_table.cpp b/src/core/hle/kernel/k_page_table.cpp index 28cea9ab3..cbb0fedde 100644 --- a/src/core/hle/kernel/k_page_table.cpp +++ b/src/core/hle/kernel/k_page_table.cpp | |||
| @@ -41,24 +41,6 @@ constexpr std::size_t GetAddressSpaceWidthFromType(FileSys::ProgramAddressSpaceT | |||
| 41 | } | 41 | } |
| 42 | } | 42 | } |
| 43 | 43 | ||
| 44 | constexpr u64 GetAddressInRange(const KMemoryInfo& info, VAddr addr) { | ||
| 45 | if (info.GetAddress() < addr) { | ||
| 46 | return addr; | ||
| 47 | } | ||
| 48 | return info.GetAddress(); | ||
| 49 | } | ||
| 50 | |||
| 51 | constexpr std::size_t GetSizeInRange(const KMemoryInfo& info, VAddr start, VAddr end) { | ||
| 52 | std::size_t size{info.GetSize()}; | ||
| 53 | if (info.GetAddress() < start) { | ||
| 54 | size -= start - info.GetAddress(); | ||
| 55 | } | ||
| 56 | if (info.GetEndAddress() > end) { | ||
| 57 | size -= info.GetEndAddress() - end; | ||
| 58 | } | ||
| 59 | return size; | ||
| 60 | } | ||
| 61 | |||
| 62 | } // namespace | 44 | } // namespace |
| 63 | 45 | ||
| 64 | KPageTable::KPageTable(Core::System& system_) | 46 | KPageTable::KPageTable(Core::System& system_) |
| @@ -724,8 +706,7 @@ ResultCode KPageTable::UnmapPhysicalMemory(VAddr address, std::size_t size) { | |||
| 724 | size_t tot_size = 0; | 706 | size_t tot_size = 0; |
| 725 | 707 | ||
| 726 | cur_address = address; | 708 | cur_address = address; |
| 727 | next_valid = | 709 | next_valid = impl.BeginTraversal(next_entry, context, cur_address); |
| 728 | impl.BeginTraversal(std::addressof(next_entry), std::addressof(context), cur_address); | ||
| 729 | next_entry.block_size = | 710 | next_entry.block_size = |
| 730 | (next_entry.block_size - (next_entry.phys_addr & (next_entry.block_size - 1))); | 711 | (next_entry.block_size - (next_entry.phys_addr & (next_entry.block_size - 1))); |
| 731 | 712 | ||
| @@ -751,8 +732,7 @@ ResultCode KPageTable::UnmapPhysicalMemory(VAddr address, std::size_t size) { | |||
| 751 | break; | 732 | break; |
| 752 | } | 733 | } |
| 753 | 734 | ||
| 754 | next_valid = | 735 | next_valid = impl.ContinueTraversal(next_entry, context); |
| 755 | impl.ContinueTraversal(std::addressof(next_entry), std::addressof(context)); | ||
| 756 | } | 736 | } |
| 757 | 737 | ||
| 758 | // Add the last block. | 738 | // Add the last block. |