mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-14 00:56:35 +00:00
528 lines
32 KiB
C++
528 lines
32 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <mesosphere/kern_common.hpp>
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#include <mesosphere/kern_select_page_table_impl.hpp>
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#include <mesosphere/kern_k_light_lock.hpp>
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#include <mesosphere/kern_k_page_group.hpp>
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#include <mesosphere/kern_k_memory_manager.hpp>
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#include <mesosphere/kern_k_memory_layout.hpp>
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#include <mesosphere/kern_k_memory_block_manager.hpp>
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namespace ams::kern {
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enum DisableMergeAttribute : u8 {
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DisableMergeAttribute_None = (0u << 0),
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DisableMergeAttribute_DisableHead = (1u << 0),
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DisableMergeAttribute_DisableHeadAndBody = (1u << 1),
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DisableMergeAttribute_EnableHeadAndBody = (1u << 2),
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DisableMergeAttribute_DisableTail = (1u << 3),
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DisableMergeAttribute_EnableTail = (1u << 4),
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DisableMergeAttribute_EnableAndMergeHeadBodyTail = (1u << 5),
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DisableMergeAttribute_EnableHeadBodyTail = DisableMergeAttribute_EnableHeadAndBody | DisableMergeAttribute_EnableTail,
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DisableMergeAttribute_DisableHeadBodyTail = DisableMergeAttribute_DisableHeadAndBody | DisableMergeAttribute_DisableTail,
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};
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struct KPageProperties {
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KMemoryPermission perm;
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bool io;
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bool uncached;
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DisableMergeAttribute disable_merge_attributes;
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};
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static_assert(std::is_trivial<KPageProperties>::value);
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static_assert(sizeof(KPageProperties) == sizeof(u32));
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class KResourceLimit;
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class KSystemResource;
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class KPageTableBase {
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NON_COPYABLE(KPageTableBase);
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NON_MOVEABLE(KPageTableBase);
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public:
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using TraversalEntry = KPageTableImpl::TraversalEntry;
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using TraversalContext = KPageTableImpl::TraversalContext;
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class MemoryRange {
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private:
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KPhysicalAddress m_address;
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size_t m_size;
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bool m_heap;
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public:
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constexpr MemoryRange() : m_address(Null<KPhysicalAddress>), m_size(0), m_heap(false) { /* ... */ }
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void Set(KPhysicalAddress address, size_t size, bool heap) {
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m_address = address;
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m_size = size;
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m_heap = heap;
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}
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constexpr KPhysicalAddress GetAddress() const { return m_address; }
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constexpr size_t GetSize() const { return m_size; }
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constexpr bool IsHeap() const { return m_heap; }
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void Open();
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void Close();
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};
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protected:
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enum MemoryFillValue {
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MemoryFillValue_Zero = 0,
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MemoryFillValue_Stack = 'X',
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MemoryFillValue_Ipc = 'Y',
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MemoryFillValue_Heap = 'Z',
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};
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enum OperationType {
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OperationType_Map = 0,
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OperationType_MapFirst = 1,
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OperationType_MapGroup = 2,
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OperationType_Unmap = 3,
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OperationType_ChangePermissions = 4,
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OperationType_ChangePermissionsAndRefresh = 5,
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OperationType_ChangePermissionsAndRefreshAndFlush = 6,
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OperationType_Separate = 7,
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};
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static constexpr size_t MaxPhysicalMapAlignment = 1_GB;
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static constexpr size_t RegionAlignment = 2_MB;
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static_assert(RegionAlignment == KernelAslrAlignment);
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struct PageLinkedList {
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private:
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struct Node {
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Node *m_next;
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u8 m_buffer[PageSize - sizeof(Node *)];
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};
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static_assert(util::is_pod<Node>::value);
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private:
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Node *m_root;
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public:
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constexpr PageLinkedList() : m_root(nullptr) { /* ... */ }
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void Push(Node *n) {
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MESOSPHERE_ASSERT(util::IsAligned(reinterpret_cast<uintptr_t>(n), PageSize));
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n->m_next = m_root;
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m_root = n;
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}
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void Push(KVirtualAddress addr) {
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this->Push(GetPointer<Node>(addr));
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}
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Node *Peek() const { return m_root; }
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Node *Pop() {
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Node * const r = m_root;
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m_root = r->m_next;
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r->m_next = nullptr;
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return r;
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}
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};
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static_assert(std::is_trivially_destructible<PageLinkedList>::value);
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static constexpr u32 DefaultMemoryIgnoreAttr = KMemoryAttribute_IpcLocked | KMemoryAttribute_DeviceShared;
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static constexpr size_t GetAddressSpaceWidth(ams::svc::CreateProcessFlag as_type) {
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switch (static_cast<ams::svc::CreateProcessFlag>(as_type & ams::svc::CreateProcessFlag_AddressSpaceMask)) {
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case ams::svc::CreateProcessFlag_AddressSpace64Bit:
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return 39;
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case ams::svc::CreateProcessFlag_AddressSpace64BitDeprecated:
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return 36;
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case ams::svc::CreateProcessFlag_AddressSpace32Bit:
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case ams::svc::CreateProcessFlag_AddressSpace32BitWithoutAlias:
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return 32;
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MESOSPHERE_UNREACHABLE_DEFAULT_CASE();
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}
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}
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private:
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class KScopedPageTableUpdater {
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private:
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KPageTableBase *m_pt;
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PageLinkedList m_ll;
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public:
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ALWAYS_INLINE explicit KScopedPageTableUpdater(KPageTableBase *pt) : m_pt(pt), m_ll() { /* ... */ }
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ALWAYS_INLINE explicit KScopedPageTableUpdater(KPageTableBase &pt) : KScopedPageTableUpdater(std::addressof(pt)) { /* ... */ }
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ALWAYS_INLINE ~KScopedPageTableUpdater() { m_pt->FinalizeUpdate(this->GetPageList()); }
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PageLinkedList *GetPageList() { return std::addressof(m_ll); }
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};
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private:
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KProcessAddress m_address_space_start;
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KProcessAddress m_address_space_end;
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KProcessAddress m_heap_region_start;
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KProcessAddress m_heap_region_end;
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KProcessAddress m_current_heap_end;
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KProcessAddress m_alias_region_start;
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KProcessAddress m_alias_region_end;
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KProcessAddress m_stack_region_start;
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KProcessAddress m_stack_region_end;
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KProcessAddress m_kernel_map_region_start;
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KProcessAddress m_kernel_map_region_end;
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KProcessAddress m_alias_code_region_start;
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KProcessAddress m_alias_code_region_end;
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KProcessAddress m_code_region_start;
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KProcessAddress m_code_region_end;
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size_t m_max_heap_size;
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size_t m_mapped_physical_memory_size;
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size_t m_mapped_unsafe_physical_memory;
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size_t m_mapped_insecure_memory;
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size_t m_mapped_ipc_server_memory;
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mutable KLightLock m_general_lock;
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mutable KLightLock m_map_physical_memory_lock;
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KLightLock m_device_map_lock;
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KPageTableImpl m_impl;
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KMemoryBlockManager m_memory_block_manager;
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u32 m_allocate_option;
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u32 m_address_space_width;
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bool m_is_kernel;
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bool m_enable_aslr;
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bool m_enable_device_address_space_merge;
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KMemoryBlockSlabManager *m_memory_block_slab_manager;
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KBlockInfoManager *m_block_info_manager;
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KResourceLimit *m_resource_limit;
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const KMemoryRegion *m_cached_physical_linear_region;
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const KMemoryRegion *m_cached_physical_heap_region;
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MemoryFillValue m_heap_fill_value;
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MemoryFillValue m_ipc_fill_value;
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MemoryFillValue m_stack_fill_value;
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public:
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constexpr explicit KPageTableBase(util::ConstantInitializeTag)
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: m_address_space_start(Null<KProcessAddress>), m_address_space_end(Null<KProcessAddress>), m_heap_region_start(Null<KProcessAddress>),
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m_heap_region_end(Null<KProcessAddress>), m_current_heap_end(Null<KProcessAddress>), m_alias_region_start(Null<KProcessAddress>),
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m_alias_region_end(Null<KProcessAddress>), m_stack_region_start(Null<KProcessAddress>), m_stack_region_end(Null<KProcessAddress>),
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m_kernel_map_region_start(Null<KProcessAddress>), m_kernel_map_region_end(Null<KProcessAddress>), m_alias_code_region_start(Null<KProcessAddress>),
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m_alias_code_region_end(Null<KProcessAddress>), m_code_region_start(Null<KProcessAddress>), m_code_region_end(Null<KProcessAddress>),
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m_max_heap_size(), m_mapped_physical_memory_size(), m_mapped_unsafe_physical_memory(), m_mapped_insecure_memory(), m_mapped_ipc_server_memory(),
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m_general_lock(), m_map_physical_memory_lock(), m_device_map_lock(), m_impl(util::ConstantInitialize), m_memory_block_manager(util::ConstantInitialize),
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m_allocate_option(), m_address_space_width(), m_is_kernel(), m_enable_aslr(), m_enable_device_address_space_merge(),
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m_memory_block_slab_manager(), m_block_info_manager(), m_resource_limit(), m_cached_physical_linear_region(), m_cached_physical_heap_region(),
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m_heap_fill_value(), m_ipc_fill_value(), m_stack_fill_value()
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{
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/* ... */
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}
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explicit KPageTableBase() { /* ... */ }
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NOINLINE Result InitializeForKernel(bool is_64_bit, void *table, KVirtualAddress start, KVirtualAddress end);
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NOINLINE Result InitializeForProcess(ams::svc::CreateProcessFlag as_type, bool enable_aslr, bool enable_device_address_space_merge, bool from_back, KMemoryManager::Pool pool, void *table, KProcessAddress start, KProcessAddress end, KProcessAddress code_address, size_t code_size, KSystemResource *system_resource, KResourceLimit *resource_limit);
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void Finalize();
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constexpr bool IsKernel() const { return m_is_kernel; }
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constexpr bool IsAslrEnabled() const { return m_enable_aslr; }
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constexpr bool Contains(KProcessAddress addr) const {
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return m_address_space_start <= addr && addr <= m_address_space_end - 1;
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}
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constexpr bool Contains(KProcessAddress addr, size_t size) const {
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return m_address_space_start <= addr && addr < addr + size && addr + size - 1 <= m_address_space_end - 1;
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}
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constexpr bool IsInAliasRegion(KProcessAddress addr, size_t size) const {
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return this->Contains(addr, size) && m_alias_region_start <= addr && addr + size - 1 <= m_alias_region_end - 1;
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}
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bool IsInUnsafeAliasRegion(KProcessAddress addr, size_t size) const {
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/* Even though Unsafe physical memory is KMemoryState_Normal, it must be mapped inside the alias code region. */
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return this->CanContain(addr, size, KMemoryState_AliasCode);
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}
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ALWAYS_INLINE KScopedLightLock AcquireDeviceMapLock() {
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return KScopedLightLock(m_device_map_lock);
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}
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KProcessAddress GetRegionAddress(KMemoryState state) const;
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size_t GetRegionSize(KMemoryState state) const;
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bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const;
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protected:
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/* NOTE: These three functions (Operate, Operate, FinalizeUpdate) are virtual functions */
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/* in Nintendo's kernel. We devirtualize them, since KPageTable is the only derived */
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/* class, and this avoids unnecessary virtual function calls. See "kern_select_page_table.hpp" */
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/* for definition of these functions. */
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Result Operate(PageLinkedList *page_list, KProcessAddress virt_addr, size_t num_pages, KPhysicalAddress phys_addr, bool is_pa_valid, const KPageProperties properties, OperationType operation, bool reuse_ll);
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Result Operate(PageLinkedList *page_list, KProcessAddress virt_addr, size_t num_pages, const KPageGroup &page_group, const KPageProperties properties, OperationType operation, bool reuse_ll);
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void FinalizeUpdate(PageLinkedList *page_list);
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ALWAYS_INLINE KPageTableImpl &GetImpl() { return m_impl; }
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ALWAYS_INLINE const KPageTableImpl &GetImpl() const { return m_impl; }
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ALWAYS_INLINE bool IsLockedByCurrentThread() const { return m_general_lock.IsLockedByCurrentThread(); }
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ALWAYS_INLINE bool IsLinearMappedPhysicalAddress(KPhysicalAddress phys_addr) {
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MESOSPHERE_ASSERT(this->IsLockedByCurrentThread());
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return KMemoryLayout::IsLinearMappedPhysicalAddress(m_cached_physical_linear_region, phys_addr);
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}
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ALWAYS_INLINE bool IsLinearMappedPhysicalAddress(KPhysicalAddress phys_addr, size_t size) {
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MESOSPHERE_ASSERT(this->IsLockedByCurrentThread());
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return KMemoryLayout::IsLinearMappedPhysicalAddress(m_cached_physical_linear_region, phys_addr, size);
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}
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ALWAYS_INLINE bool IsHeapPhysicalAddress(KPhysicalAddress phys_addr) {
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MESOSPHERE_ASSERT(this->IsLockedByCurrentThread());
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return KMemoryLayout::IsHeapPhysicalAddress(m_cached_physical_heap_region, phys_addr);
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}
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ALWAYS_INLINE bool IsHeapPhysicalAddress(KPhysicalAddress phys_addr, size_t size) {
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MESOSPHERE_ASSERT(this->IsLockedByCurrentThread());
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return KMemoryLayout::IsHeapPhysicalAddress(m_cached_physical_heap_region, phys_addr, size);
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}
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ALWAYS_INLINE bool IsHeapPhysicalAddressForFinalize(KPhysicalAddress phys_addr) {
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MESOSPHERE_ASSERT(!this->IsLockedByCurrentThread());
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return KMemoryLayout::IsHeapPhysicalAddress(m_cached_physical_heap_region, phys_addr);
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}
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ALWAYS_INLINE bool ContainsPages(KProcessAddress addr, size_t num_pages) const {
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return (m_address_space_start <= addr) && (num_pages <= (m_address_space_end - m_address_space_start) / PageSize) && (addr + num_pages * PageSize - 1 <= m_address_space_end - 1);
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}
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private:
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constexpr size_t GetNumGuardPages() const { return this->IsKernel() ? 1 : 4; }
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ALWAYS_INLINE KProcessAddress FindFreeArea(KProcessAddress region_start, size_t region_num_pages, size_t num_pages, size_t alignment, size_t offset, size_t guard_pages) const;
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Result CheckMemoryStateContiguous(size_t *out_blocks_needed, KProcessAddress addr, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr) const;
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Result CheckMemoryStateContiguous(KProcessAddress addr, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr) const {
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R_RETURN(this->CheckMemoryStateContiguous(nullptr, addr, size, state_mask, state, perm_mask, perm, attr_mask, attr));
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}
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Result CheckMemoryState(const KMemoryInfo &info, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr) const;
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Result CheckMemoryState(KMemoryState *out_state, KMemoryPermission *out_perm, KMemoryAttribute *out_attr, size_t *out_blocks_needed, KProcessAddress addr, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr, u32 ignore_attr = DefaultMemoryIgnoreAttr) const;
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Result CheckMemoryState(size_t *out_blocks_needed, KProcessAddress addr, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr, u32 ignore_attr = DefaultMemoryIgnoreAttr) const {
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R_RETURN(this->CheckMemoryState(nullptr, nullptr, nullptr, out_blocks_needed, addr, size, state_mask, state, perm_mask, perm, attr_mask, attr, ignore_attr));
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}
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Result CheckMemoryState(KProcessAddress addr, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr, u32 ignore_attr = DefaultMemoryIgnoreAttr) const {
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R_RETURN(this->CheckMemoryState(nullptr, addr, size, state_mask, state, perm_mask, perm, attr_mask, attr, ignore_attr));
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}
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Result LockMemoryAndOpen(KPageGroup *out_pg, KPhysicalAddress *out_paddr, KProcessAddress addr, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr, KMemoryPermission new_perm, u32 lock_attr);
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Result UnlockMemory(KProcessAddress addr, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr, KMemoryPermission new_perm, u32 lock_attr, const KPageGroup *pg);
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Result QueryInfoImpl(KMemoryInfo *out_info, ams::svc::PageInfo *out_page, KProcessAddress address) const;
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Result QueryMappingImpl(KProcessAddress *out, KPhysicalAddress address, size_t size, KMemoryState state) const;
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Result AllocateAndMapPagesImpl(PageLinkedList *page_list, KProcessAddress address, size_t num_pages, KMemoryPermission perm);
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Result MapPageGroupImpl(PageLinkedList *page_list, KProcessAddress address, const KPageGroup &pg, const KPageProperties properties, bool reuse_ll);
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void RemapPageGroup(PageLinkedList *page_list, KProcessAddress address, size_t size, const KPageGroup &pg);
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Result MakePageGroup(KPageGroup &pg, KProcessAddress addr, size_t num_pages);
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bool IsValidPageGroup(const KPageGroup &pg, KProcessAddress addr, size_t num_pages);
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Result GetContiguousMemoryRangeWithState(MemoryRange *out, KProcessAddress address, size_t size, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr);
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NOINLINE Result MapPages(KProcessAddress *out_addr, size_t num_pages, size_t alignment, KPhysicalAddress phys_addr, bool is_pa_valid, KProcessAddress region_start, size_t region_num_pages, KMemoryState state, KMemoryPermission perm);
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Result MapIoImpl(KProcessAddress *out, PageLinkedList *page_list, KPhysicalAddress phys_addr, size_t size, KMemoryPermission perm);
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Result ReadIoMemoryImpl(void *buffer, KPhysicalAddress phys_addr, size_t size);
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Result WriteIoMemoryImpl(KPhysicalAddress phys_addr, const void *buffer, size_t size);
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Result SetupForIpcClient(PageLinkedList *page_list, size_t *out_blocks_needed, KProcessAddress address, size_t size, KMemoryPermission test_perm, KMemoryState dst_state);
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Result SetupForIpcServer(KProcessAddress *out_addr, size_t size, KProcessAddress src_addr, KMemoryPermission test_perm, KMemoryState dst_state, KPageTableBase &src_page_table, bool send);
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void CleanupForIpcClientOnServerSetupFailure(PageLinkedList *page_list, KProcessAddress address, size_t size, KMemoryPermission prot_perm);
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size_t GetSize(KMemoryState state) const;
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ALWAYS_INLINE bool GetPhysicalAddressLocked(KPhysicalAddress *out, KProcessAddress virt_addr) const {
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/* Validate pre-conditions. */
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MESOSPHERE_AUDIT(this->IsLockedByCurrentThread());
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return this->GetImpl().GetPhysicalAddress(out, virt_addr);
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}
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public:
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bool GetPhysicalAddress(KPhysicalAddress *out, KProcessAddress virt_addr) const {
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/* Validate pre-conditions. */
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MESOSPHERE_AUDIT(!this->IsLockedByCurrentThread());
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/* Acquire exclusive access to the table while doing address translation. */
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KScopedLightLock lk(m_general_lock);
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return this->GetPhysicalAddressLocked(out, virt_addr);
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}
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KBlockInfoManager *GetBlockInfoManager() const { return m_block_info_manager; }
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Result SetMemoryPermission(KProcessAddress addr, size_t size, ams::svc::MemoryPermission perm);
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Result SetProcessMemoryPermission(KProcessAddress addr, size_t size, ams::svc::MemoryPermission perm);
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Result SetMemoryAttribute(KProcessAddress addr, size_t size, u32 mask, u32 attr);
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Result SetHeapSize(KProcessAddress *out, size_t size);
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Result SetMaxHeapSize(size_t size);
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Result QueryInfo(KMemoryInfo *out_info, ams::svc::PageInfo *out_page_info, KProcessAddress addr) const;
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Result QueryPhysicalAddress(ams::svc::PhysicalMemoryInfo *out, KProcessAddress address) const;
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Result QueryStaticMapping(KProcessAddress *out, KPhysicalAddress address, size_t size) const { R_RETURN(this->QueryMappingImpl(out, address, size, KMemoryState_Static)); }
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Result QueryIoMapping(KProcessAddress *out, KPhysicalAddress address, size_t size) const { R_RETURN(this->QueryMappingImpl(out, address, size, KMemoryState_Io)); }
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Result MapMemory(KProcessAddress dst_address, KProcessAddress src_address, size_t size);
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Result UnmapMemory(KProcessAddress dst_address, KProcessAddress src_address, size_t size);
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Result MapCodeMemory(KProcessAddress dst_address, KProcessAddress src_address, size_t size);
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Result UnmapCodeMemory(KProcessAddress dst_address, KProcessAddress src_address, size_t size);
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Result MapIo(KPhysicalAddress phys_addr, size_t size, KMemoryPermission perm);
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Result MapIoRegion(KProcessAddress dst_address, KPhysicalAddress phys_addr, size_t size, ams::svc::MemoryMapping mapping, ams::svc::MemoryPermission perm);
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Result UnmapIoRegion(KProcessAddress dst_address, KPhysicalAddress phys_addr, size_t size, ams::svc::MemoryMapping mapping);
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Result MapStatic(KPhysicalAddress phys_addr, size_t size, KMemoryPermission perm);
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Result MapRegion(KMemoryRegionType region_type, KMemoryPermission perm);
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Result MapInsecureMemory(KProcessAddress address, size_t size);
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Result UnmapInsecureMemory(KProcessAddress address, size_t size);
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Result MapPages(KProcessAddress *out_addr, size_t num_pages, size_t alignment, KPhysicalAddress phys_addr, KProcessAddress region_start, size_t region_num_pages, KMemoryState state, KMemoryPermission perm) {
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R_RETURN(this->MapPages(out_addr, num_pages, alignment, phys_addr, true, region_start, region_num_pages, state, perm));
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}
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Result MapPages(KProcessAddress *out_addr, size_t num_pages, size_t alignment, KPhysicalAddress phys_addr, KMemoryState state, KMemoryPermission perm) {
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R_RETURN(this->MapPages(out_addr, num_pages, alignment, phys_addr, true, this->GetRegionAddress(state), this->GetRegionSize(state) / PageSize, state, perm));
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}
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Result MapPages(KProcessAddress *out_addr, size_t num_pages, KMemoryState state, KMemoryPermission perm) {
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R_RETURN(this->MapPages(out_addr, num_pages, PageSize, Null<KPhysicalAddress>, false, this->GetRegionAddress(state), this->GetRegionSize(state) / PageSize, state, perm));
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}
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Result MapPages(KProcessAddress address, size_t num_pages, KMemoryState state, KMemoryPermission perm);
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Result UnmapPages(KProcessAddress address, size_t num_pages, KMemoryState state);
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|
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Result MapPageGroup(KProcessAddress *out_addr, const KPageGroup &pg, KProcessAddress region_start, size_t region_num_pages, KMemoryState state, KMemoryPermission perm);
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Result MapPageGroup(KProcessAddress address, const KPageGroup &pg, KMemoryState state, KMemoryPermission perm);
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Result UnmapPageGroup(KProcessAddress address, const KPageGroup &pg, KMemoryState state);
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|
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Result MakeAndOpenPageGroup(KPageGroup *out, KProcessAddress address, size_t num_pages, u32 state_mask, u32 state, u32 perm_mask, u32 perm, u32 attr_mask, u32 attr);
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Result InvalidateProcessDataCache(KProcessAddress address, size_t size);
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|
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Result ReadDebugMemory(void *buffer, KProcessAddress address, size_t size);
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Result ReadDebugIoMemory(void *buffer, KProcessAddress address, size_t size);
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|
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Result WriteDebugMemory(KProcessAddress address, const void *buffer, size_t size);
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|
Result WriteDebugIoMemory(KProcessAddress address, const void *buffer, size_t size);
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|
|
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Result LockForMapDeviceAddressSpace(bool *out_is_io, KProcessAddress address, size_t size, KMemoryPermission perm, bool is_aligned, bool check_heap);
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|
Result LockForUnmapDeviceAddressSpace(KProcessAddress address, size_t size, bool check_heap);
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|
|
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Result UnlockForDeviceAddressSpace(KProcessAddress address, size_t size);
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|
Result UnlockForDeviceAddressSpacePartialMap(KProcessAddress address, size_t size);
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|
|
|
Result OpenMemoryRangeForMapDeviceAddressSpace(KPageTableBase::MemoryRange *out, KProcessAddress address, size_t size, KMemoryPermission perm, bool is_aligned);
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|
Result OpenMemoryRangeForUnmapDeviceAddressSpace(MemoryRange *out, KProcessAddress address, size_t size);
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|
|
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Result LockForIpcUserBuffer(KPhysicalAddress *out, KProcessAddress address, size_t size);
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|
Result UnlockForIpcUserBuffer(KProcessAddress address, size_t size);
|
|
|
|
Result LockForTransferMemory(KPageGroup *out, KProcessAddress address, size_t size, KMemoryPermission perm);
|
|
Result UnlockForTransferMemory(KProcessAddress address, size_t size, const KPageGroup &pg);
|
|
Result LockForCodeMemory(KPageGroup *out, KProcessAddress address, size_t size);
|
|
Result UnlockForCodeMemory(KProcessAddress address, size_t size, const KPageGroup &pg);
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|
|
|
Result OpenMemoryRangeForProcessCacheOperation(MemoryRange *out, KProcessAddress address, size_t size);
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|
|
|
Result CopyMemoryFromLinearToUser(KProcessAddress dst_addr, size_t size, KProcessAddress src_addr, u32 src_state_mask, u32 src_state, KMemoryPermission src_test_perm, u32 src_attr_mask, u32 src_attr);
|
|
Result CopyMemoryFromLinearToKernel(KProcessAddress dst_addr, size_t size, KProcessAddress src_addr, u32 src_state_mask, u32 src_state, KMemoryPermission src_test_perm, u32 src_attr_mask, u32 src_attr);
|
|
Result CopyMemoryFromUserToLinear(KProcessAddress dst_addr, size_t size, u32 dst_state_mask, u32 dst_state, KMemoryPermission dst_test_perm, u32 dst_attr_mask, u32 dst_attr, KProcessAddress src_addr);
|
|
Result CopyMemoryFromKernelToLinear(KProcessAddress dst_addr, size_t size, u32 dst_state_mask, u32 dst_state, KMemoryPermission dst_test_perm, u32 dst_attr_mask, u32 dst_attr, KProcessAddress src_addr);
|
|
Result CopyMemoryFromHeapToHeap(KPageTableBase &dst_page_table, KProcessAddress dst_addr, size_t size, u32 dst_state_mask, u32 dst_state, KMemoryPermission dst_test_perm, u32 dst_attr_mask, u32 dst_attr, KProcessAddress src_addr, u32 src_state_mask, u32 src_state, KMemoryPermission src_test_perm, u32 src_attr_mask, u32 src_attr);
|
|
Result CopyMemoryFromHeapToHeapWithoutCheckDestination(KPageTableBase &dst_page_table, KProcessAddress dst_addr, size_t size, u32 dst_state_mask, u32 dst_state, KMemoryPermission dst_test_perm, u32 dst_attr_mask, u32 dst_attr, KProcessAddress src_addr, u32 src_state_mask, u32 src_state, KMemoryPermission src_test_perm, u32 src_attr_mask, u32 src_attr);
|
|
|
|
Result SetupForIpc(KProcessAddress *out_dst_addr, size_t size, KProcessAddress src_addr, KPageTableBase &src_page_table, KMemoryPermission test_perm, KMemoryState dst_state, bool send);
|
|
Result CleanupForIpcServer(KProcessAddress address, size_t size, KMemoryState dst_state);
|
|
Result CleanupForIpcClient(KProcessAddress address, size_t size, KMemoryState dst_state);
|
|
|
|
Result MapPhysicalMemory(KProcessAddress address, size_t size);
|
|
Result UnmapPhysicalMemory(KProcessAddress address, size_t size);
|
|
|
|
Result MapPhysicalMemoryUnsafe(KProcessAddress address, size_t size);
|
|
Result UnmapPhysicalMemoryUnsafe(KProcessAddress address, size_t size);
|
|
|
|
Result UnmapProcessMemory(KProcessAddress dst_address, size_t size, KPageTableBase &src_pt, KProcessAddress src_address);
|
|
|
|
void DumpMemoryBlocksLocked() const {
|
|
MESOSPHERE_ASSERT(this->IsLockedByCurrentThread());
|
|
m_memory_block_manager.DumpBlocks();
|
|
}
|
|
|
|
void DumpMemoryBlocks() const {
|
|
KScopedLightLock lk(m_general_lock);
|
|
this->DumpMemoryBlocksLocked();
|
|
}
|
|
|
|
void DumpPageTable() const {
|
|
KScopedLightLock lk(m_general_lock);
|
|
this->GetImpl().Dump(GetInteger(m_address_space_start), m_address_space_end - m_address_space_start);
|
|
}
|
|
|
|
size_t CountPageTables() const {
|
|
KScopedLightLock lk(m_general_lock);
|
|
return this->GetImpl().CountPageTables();
|
|
}
|
|
public:
|
|
KProcessAddress GetAddressSpaceStart() const { return m_address_space_start; }
|
|
KProcessAddress GetHeapRegionStart() const { return m_heap_region_start; }
|
|
KProcessAddress GetAliasRegionStart() const { return m_alias_region_start; }
|
|
KProcessAddress GetStackRegionStart() const { return m_stack_region_start; }
|
|
KProcessAddress GetKernelMapRegionStart() const { return m_kernel_map_region_start; }
|
|
KProcessAddress GetAliasCodeRegionStart() const { return m_alias_code_region_start; }
|
|
|
|
size_t GetAddressSpaceSize() const { return m_address_space_end - m_address_space_start; }
|
|
size_t GetHeapRegionSize() const { return m_heap_region_end - m_heap_region_start; }
|
|
size_t GetAliasRegionSize() const { return m_alias_region_end - m_alias_region_start; }
|
|
size_t GetStackRegionSize() const { return m_stack_region_end - m_stack_region_start; }
|
|
size_t GetKernelMapRegionSize() const { return m_kernel_map_region_end - m_kernel_map_region_start; }
|
|
size_t GetAliasCodeRegionSize() const { return m_alias_code_region_end - m_alias_code_region_start; }
|
|
|
|
size_t GetNormalMemorySize() const {
|
|
/* Lock the table. */
|
|
KScopedLightLock lk(m_general_lock);
|
|
|
|
return (m_current_heap_end - m_heap_region_start) + m_mapped_physical_memory_size;
|
|
}
|
|
|
|
size_t GetCodeSize() const;
|
|
size_t GetCodeDataSize() const;
|
|
size_t GetAliasCodeSize() const;
|
|
size_t GetAliasCodeDataSize() const;
|
|
|
|
u32 GetAllocateOption() const { return m_allocate_option; }
|
|
public:
|
|
static ALWAYS_INLINE KVirtualAddress GetLinearMappedVirtualAddress(KPhysicalAddress addr) {
|
|
return KMemoryLayout::GetLinearVirtualAddress(addr);
|
|
}
|
|
|
|
static ALWAYS_INLINE KPhysicalAddress GetLinearMappedPhysicalAddress(KVirtualAddress addr) {
|
|
return KMemoryLayout::GetLinearPhysicalAddress(addr);
|
|
}
|
|
|
|
static ALWAYS_INLINE KVirtualAddress GetHeapVirtualAddress(KPhysicalAddress addr) {
|
|
return GetLinearMappedVirtualAddress(addr);
|
|
}
|
|
|
|
static ALWAYS_INLINE KPhysicalAddress GetHeapPhysicalAddress(KVirtualAddress addr) {
|
|
return GetLinearMappedPhysicalAddress(addr);
|
|
}
|
|
|
|
static ALWAYS_INLINE KVirtualAddress GetPageTableVirtualAddress(KPhysicalAddress addr) {
|
|
return GetLinearMappedVirtualAddress(addr);
|
|
}
|
|
|
|
static ALWAYS_INLINE KPhysicalAddress GetPageTablePhysicalAddress(KVirtualAddress addr) {
|
|
return GetLinearMappedPhysicalAddress(addr);
|
|
}
|
|
};
|
|
|
|
}
|