diff options
Diffstat (limited to 'src/core/hle/kernel')
| -rw-r--r-- | src/core/hle/kernel/k_page_table_base.cpp | 26 | ||||
| -rw-r--r-- | src/core/hle/kernel/k_page_table_base.h | 3 | ||||
| -rw-r--r-- | src/core/hle/kernel/k_process.cpp | 6 |
3 files changed, 23 insertions, 12 deletions
diff --git a/src/core/hle/kernel/k_page_table_base.cpp b/src/core/hle/kernel/k_page_table_base.cpp index 423289145..8c1549559 100644 --- a/src/core/hle/kernel/k_page_table_base.cpp +++ b/src/core/hle/kernel/k_page_table_base.cpp @@ -434,7 +434,7 @@ Result KPageTableBase::InitializeForProcess(Svc::CreateProcessFlag as_type, bool void KPageTableBase::Finalize() { auto HostUnmapCallback = [&](KProcessAddress addr, u64 size) { if (Settings::IsFastmemEnabled()) { - m_system.DeviceMemory().buffer.Unmap(GetInteger(addr), size); + m_system.DeviceMemory().buffer.Unmap(GetInteger(addr), size, false); } }; @@ -5243,7 +5243,7 @@ Result KPageTableBase::MapPhysicalMemory(KProcessAddress address, size_t size) { // Unmap. R_ASSERT(this->Operate(updater.GetPageList(), cur_address, cur_pages, 0, false, unmap_properties, - OperationType::Unmap, true)); + OperationType::UnmapPhysical, true)); } // Check if we're done. @@ -5326,7 +5326,7 @@ Result KPageTableBase::MapPhysicalMemory(KProcessAddress address, size_t size) { // Map the papges. R_TRY(this->Operate(updater.GetPageList(), cur_address, map_pages, cur_pg, map_properties, - OperationType::MapFirstGroup, false)); + OperationType::MapFirstGroupPhysical, false)); } } @@ -5480,7 +5480,7 @@ Result KPageTableBase::UnmapPhysicalMemory(KProcessAddress address, size_t size) // Unmap. R_ASSERT(this->Operate(updater.GetPageList(), cur_address, cur_pages, 0, false, - unmap_properties, OperationType::Unmap, false)); + unmap_properties, OperationType::UnmapPhysical, false)); } // Check if we're done. @@ -5655,7 +5655,10 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a // or free them to the page list, and so it goes unused (along with page properties). switch (operation) { - case OperationType::Unmap: { + case OperationType::Unmap: + case OperationType::UnmapPhysical: { + const bool separate_heap = operation == OperationType::UnmapPhysical; + // Ensure that any pages we track are closed on exit. KPageGroup pages_to_close(m_kernel, this->GetBlockInfoManager()); SCOPE_EXIT({ pages_to_close.CloseAndReset(); }); @@ -5664,7 +5667,7 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a this->MakePageGroup(pages_to_close, virt_addr, num_pages); // Unmap. - m_memory->UnmapRegion(*m_impl, virt_addr, num_pages * PageSize); + m_memory->UnmapRegion(*m_impl, virt_addr, num_pages * PageSize, separate_heap); R_SUCCEED(); } @@ -5672,7 +5675,7 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a ASSERT(virt_addr != 0); ASSERT(Common::IsAligned(GetInteger(virt_addr), PageSize)); m_memory->MapMemoryRegion(*m_impl, virt_addr, num_pages * PageSize, phys_addr, - ConvertToMemoryPermission(properties.perm)); + ConvertToMemoryPermission(properties.perm), false); // Open references to pages, if we should. if (this->IsHeapPhysicalAddress(phys_addr)) { @@ -5711,16 +5714,19 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a switch (operation) { case OperationType::MapGroup: - case OperationType::MapFirstGroup: { + case OperationType::MapFirstGroup: + case OperationType::MapFirstGroupPhysical: { + const bool separate_heap = operation == OperationType::MapFirstGroupPhysical; + // We want to maintain a new reference to every page in the group. - KScopedPageGroup spg(page_group, operation != OperationType::MapFirstGroup); + KScopedPageGroup spg(page_group, operation == OperationType::MapGroup); for (const auto& node : page_group) { const size_t size{node.GetNumPages() * PageSize}; // Map the pages. m_memory->MapMemoryRegion(*m_impl, virt_addr, size, node.GetAddress(), - ConvertToMemoryPermission(properties.perm)); + ConvertToMemoryPermission(properties.perm), separate_heap); virt_addr += size; } diff --git a/src/core/hle/kernel/k_page_table_base.h b/src/core/hle/kernel/k_page_table_base.h index 556d230b3..077cafc96 100644 --- a/src/core/hle/kernel/k_page_table_base.h +++ b/src/core/hle/kernel/k_page_table_base.h @@ -104,6 +104,9 @@ protected: ChangePermissionsAndRefresh = 5, ChangePermissionsAndRefreshAndFlush = 6, Separate = 7, + + MapFirstGroupPhysical = 65000, + UnmapPhysical = 65001, }; static constexpr size_t MaxPhysicalMapAlignment = 1_GiB; diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index d6869c228..068e71dff 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -1237,8 +1237,10 @@ void KProcess::LoadModule(CodeSet code_set, KProcessAddress base_addr) { auto& buffer = m_kernel.System().DeviceMemory().buffer; const auto& code = code_set.CodeSegment(); const auto& patch = code_set.PatchSegment(); - buffer.Protect(GetInteger(base_addr + code.addr), code.size, true, true, true); - buffer.Protect(GetInteger(base_addr + patch.addr), patch.size, true, true, true); + buffer.Protect(GetInteger(base_addr + code.addr), code.size, + Common::MemoryPermission::Read | Common::MemoryPermission::Execute); + buffer.Protect(GetInteger(base_addr + patch.addr), patch.size, + Common::MemoryPermission::Read | Common::MemoryPermission::Execute); ReprotectSegment(code_set.PatchSegment(), Svc::MemoryPermission::None); } #endif |