diff options
Diffstat (limited to 'src/core/hle/kernel/k_code_memory.cpp')
| -rw-r--r-- | src/core/hle/kernel/k_code_memory.cpp | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/src/core/hle/kernel/k_code_memory.cpp b/src/core/hle/kernel/k_code_memory.cpp index fd3cbfd94..4ae40ec8e 100644 --- a/src/core/hle/kernel/k_code_memory.cpp +++ b/src/core/hle/kernel/k_code_memory.cpp @@ -27,23 +27,18 @@ ResultCode KCodeMemory::Initialize(Core::DeviceMemory& device_memory, VAddr addr auto& page_table = m_owner->PageTable(); // Construct the page group. - m_page_group = - KPageLinkedList(page_table.GetPhysicalAddr(addr), Common::DivideUp(size, PageSize)); + m_page_group = {}; // Lock the memory. - R_TRY(page_table.LockForCodeMemory(addr, size)) + R_TRY(page_table.LockForCodeMemory(&m_page_group, addr, size)) // Clear the memory. - // - // FIXME: this ends up clobbering address ranges outside the scope of the mapping within - // guest memory, and is not specifically required if the guest program is correctly - // written, so disable until this is further investigated. - // - // for (const auto& block : m_page_group.Nodes()) { - // std::memset(device_memory.GetPointer(block.GetAddress()), 0xFF, block.GetSize()); - // } + for (const auto& block : m_page_group.Nodes()) { + std::memset(device_memory.GetPointer(block.GetAddress()), 0xFF, block.GetSize()); + } // Set remaining tracking members. + m_owner->Open(); m_address = addr; m_is_initialized = true; m_is_owner_mapped = false; @@ -57,8 +52,14 @@ void KCodeMemory::Finalize() { // Unlock. if (!m_is_mapped && !m_is_owner_mapped) { const size_t size = m_page_group.GetNumPages() * PageSize; - m_owner->PageTable().UnlockForCodeMemory(m_address, size); + m_owner->PageTable().UnlockForCodeMemory(m_address, size, m_page_group); } + + // Close the page group. + m_page_group = {}; + + // Close our reference to our owner. + m_owner->Close(); } ResultCode KCodeMemory::Map(VAddr address, size_t size) { @@ -118,7 +119,8 @@ ResultCode KCodeMemory::MapToOwner(VAddr address, size_t size, Svc::MemoryPermis k_perm = KMemoryPermission::UserReadExecute; break; default: - break; + // Already validated by ControlCodeMemory svc + UNREACHABLE(); } // Map the memory. |