mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-10 07:06:34 +00:00
594 lines
31 KiB
C++
594 lines
31 KiB
C++
/*
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* Copyright (c) 2018-2020 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/init/kern_init_page_table_select.hpp>
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#if defined(ATMOSPHERE_BOARD_NINTENDO_NX)
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#include <mesosphere/board/nintendo/nx/kern_k_memory_layout.board.nintendo_nx.hpp>
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#else
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#error "Unknown board for KMemoryLayout"
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#endif
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namespace ams::kern {
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constexpr size_t KernelAslrAlignment = 2_MB;
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constexpr size_t KernelVirtualAddressSpaceWidth = size_t(1ul) << 39ul;
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constexpr size_t KernelPhysicalAddressSpaceWidth = size_t(1ul) << 48ul;
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constexpr size_t KernelVirtualAddressSpaceBase = 0ul - KernelVirtualAddressSpaceWidth;
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constexpr size_t KernelVirtualAddressSpaceEnd = KernelVirtualAddressSpaceBase + (KernelVirtualAddressSpaceWidth - KernelAslrAlignment);
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constexpr size_t KernelVirtualAddressSpaceLast = KernelVirtualAddressSpaceEnd - 1ul;
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constexpr size_t KernelVirtualAddressSpaceSize = KernelVirtualAddressSpaceEnd - KernelVirtualAddressSpaceBase;
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constexpr size_t KernelPhysicalAddressSpaceBase = 0ul;
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constexpr size_t KernelPhysicalAddressSpaceEnd = KernelPhysicalAddressSpaceBase + KernelPhysicalAddressSpaceWidth;
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constexpr size_t KernelPhysicalAddressSpaceLast = KernelPhysicalAddressSpaceEnd - 1ul;
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constexpr size_t KernelPhysicalAddressSpaceSize = KernelPhysicalAddressSpaceEnd - KernelPhysicalAddressSpaceBase;
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enum KMemoryRegionType : u32 {
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KMemoryRegionAttr_CarveoutProtected = 0x04000000,
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KMemoryRegionAttr_DidKernelMap = 0x08000000,
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KMemoryRegionAttr_ShouldKernelMap = 0x10000000,
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KMemoryRegionAttr_UserReadOnly = 0x20000000,
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KMemoryRegionAttr_NoUserMap = 0x40000000,
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KMemoryRegionAttr_LinearMapped = 0x80000000,
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KMemoryRegionType_None = 0,
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KMemoryRegionType_Kernel = 1,
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KMemoryRegionType_Dram = 2,
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KMemoryRegionType_CoreLocal = 4,
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KMemoryRegionType_VirtualKernelPtHeap = 0x2A,
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KMemoryRegionType_VirtualKernelTraceBuffer = 0x4A,
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KMemoryRegionType_VirtualKernelInitPt = 0x19A,
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KMemoryRegionType_VirtualDramMetadataPool = 0x29A,
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KMemoryRegionType_VirtualDramManagedPool = 0x31A,
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KMemoryRegionType_VirtualDramApplicationPool = 0x271A,
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KMemoryRegionType_VirtualDramAppletPool = 0x1B1A,
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KMemoryRegionType_VirtualDramSystemPool = 0x2B1A,
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KMemoryRegionType_VirtualDramSystemNonSecurePool = 0x331A,
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KMemoryRegionType_Uart = 0x1D,
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KMemoryRegionType_InterruptDistributor = 0x4D | KMemoryRegionAttr_NoUserMap,
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KMemoryRegionType_InterruptCpuInterface = 0x2D | KMemoryRegionAttr_NoUserMap,
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KMemoryRegionType_MemoryController = 0x55,
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KMemoryRegionType_MemoryController0 = 0x95,
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KMemoryRegionType_MemoryController1 = 0x65,
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KMemoryRegionType_PowerManagementController = 0x1A5,
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KMemoryRegionType_KernelAutoMap = KMemoryRegionType_Kernel | KMemoryRegionAttr_ShouldKernelMap,
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KMemoryRegionType_KernelTemp = 0x31,
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KMemoryRegionType_KernelCode = 0x19,
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KMemoryRegionType_KernelStack = 0x29,
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KMemoryRegionType_KernelMisc = 0x49,
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KMemoryRegionType_KernelSlab = 0x89,
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KMemoryRegionType_KernelMiscMainStack = 0xB49,
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KMemoryRegionType_KernelMiscMappedDevice = 0xD49,
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KMemoryRegionType_KernelMiscIdleStack = 0x1349,
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KMemoryRegionType_KernelMiscUnknownDebug = 0x1549,
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KMemoryRegionType_KernelMiscExceptionStack = 0x2349,
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KMemoryRegionType_DramLinearMapped = KMemoryRegionType_Dram | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_DramReservedEarly = 0x16 | KMemoryRegionAttr_NoUserMap,
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KMemoryRegionType_DramPoolPartition = 0x26 | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_DramMetadataPool = 0x166 | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_CarveoutProtected,
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KMemoryRegionType_DramNonKernel = 0x1A6 | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_DramApplicationPool = 0x7A6 | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_DramAppletPool = 0xBA6 | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_DramSystemNonSecurePool = 0xDA6 | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_DramSystemPool = 0x13A6 | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_CarveoutProtected,
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KMemoryRegionType_DramKernel = 0xE | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected,
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KMemoryRegionType_DramKernelCode = 0xCE | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected,
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KMemoryRegionType_DramKernelSlab = 0x14E | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected,
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KMemoryRegionType_DramKernelPtHeap = 0x24E | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_DramKernelInitPt = 0x44E | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_LinearMapped,
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/* These regions aren't normally mapped in retail kernel. */
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KMemoryRegionType_KernelTraceBuffer = 0xA6 | KMemoryRegionAttr_UserReadOnly | KMemoryRegionAttr_LinearMapped,
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KMemoryRegionType_OnMemoryBootImage = 0x156,
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KMemoryRegionType_DTB = 0x256,
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};
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constexpr ALWAYS_INLINE KMemoryRegionType GetTypeForVirtualLinearMapping(u32 type_id) {
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if (type_id == (type_id | KMemoryRegionType_KernelTraceBuffer)) {
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return KMemoryRegionType_VirtualKernelTraceBuffer;
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} else if (type_id == (type_id | KMemoryRegionType_DramKernelPtHeap)) {
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return KMemoryRegionType_VirtualKernelPtHeap;
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} else {
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return KMemoryRegionType_Dram;
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}
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}
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class KMemoryRegionTree;
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class KMemoryRegion : public util::IntrusiveRedBlackTreeBaseNode<KMemoryRegion> {
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NON_COPYABLE(KMemoryRegion);
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NON_MOVEABLE(KMemoryRegion);
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private:
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friend class KMemoryRegionTree;
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private:
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uintptr_t address;
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uintptr_t pair_address;
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size_t region_size;
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u32 attributes;
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u32 type_id;
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public:
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static constexpr ALWAYS_INLINE int Compare(const KMemoryRegion &lhs, const KMemoryRegion &rhs) {
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if (lhs.GetAddress() < rhs.GetAddress()) {
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return -1;
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} else if (lhs.GetAddress() <= rhs.GetLastAddress()) {
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return 0;
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} else {
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return 1;
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}
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}
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public:
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constexpr ALWAYS_INLINE KMemoryRegion() : address(0), pair_address(0), region_size(0), attributes(0), type_id(0) { /* ... */ }
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constexpr ALWAYS_INLINE KMemoryRegion(uintptr_t a, size_t rs, uintptr_t p, u32 r, u32 t) :
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address(a), pair_address(p), region_size(rs), attributes(r), type_id(t)
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{
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/* ... */
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}
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constexpr ALWAYS_INLINE KMemoryRegion(uintptr_t a, size_t rs, u32 r, u32 t) : KMemoryRegion(a, rs, std::numeric_limits<uintptr_t>::max(), r, t) { /* ... */ }
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private:
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constexpr ALWAYS_INLINE void Reset(uintptr_t a, uintptr_t rs, uintptr_t p, u32 r, u32 t) {
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this->address = a;
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this->pair_address = p;
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this->region_size = rs;
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this->attributes = r;
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this->type_id = t;
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}
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public:
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constexpr ALWAYS_INLINE uintptr_t GetAddress() const {
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return this->address;
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}
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constexpr ALWAYS_INLINE uintptr_t GetPairAddress() const {
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return this->pair_address;
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}
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constexpr ALWAYS_INLINE size_t GetSize() const {
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return this->region_size;
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}
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constexpr ALWAYS_INLINE uintptr_t GetEndAddress() const {
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return this->GetAddress() + this->GetSize();
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}
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constexpr ALWAYS_INLINE uintptr_t GetLastAddress() const {
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return this->GetEndAddress() - 1;
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}
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constexpr ALWAYS_INLINE u32 GetAttributes() const {
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return this->attributes;
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}
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constexpr ALWAYS_INLINE u32 GetType() const {
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return this->type_id;
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}
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constexpr ALWAYS_INLINE void SetType(u32 type) {
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MESOSPHERE_INIT_ABORT_UNLESS(this->CanDerive(type));
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this->type_id = type;
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}
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constexpr ALWAYS_INLINE bool Contains(uintptr_t address) const {
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return this->GetAddress() <= address && address <= this->GetLastAddress();
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}
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constexpr ALWAYS_INLINE bool IsDerivedFrom(u32 type) const {
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return (this->GetType() | type) == this->GetType();
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}
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constexpr ALWAYS_INLINE bool HasTypeAttribute(KMemoryRegionType attr) const {
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return (this->GetType() | attr) == this->GetType();
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}
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constexpr ALWAYS_INLINE bool CanDerive(u32 type) const {
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return (this->GetType() | type) == type;
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}
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constexpr ALWAYS_INLINE void SetPairAddress(uintptr_t a) {
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this->pair_address = a;
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}
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constexpr ALWAYS_INLINE void SetTypeAttribute(KMemoryRegionType attr) {
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this->type_id |= attr;
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}
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};
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static_assert(std::is_trivially_destructible<KMemoryRegion>::value);
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class KMemoryRegionTree {
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public:
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struct DerivedRegionExtents {
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const KMemoryRegion *first_region;
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const KMemoryRegion *last_region;
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constexpr DerivedRegionExtents() : first_region(nullptr), last_region(nullptr) { /* ... */ }
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constexpr ALWAYS_INLINE uintptr_t GetAddress() const {
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return this->first_region->GetAddress();
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}
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constexpr ALWAYS_INLINE uintptr_t GetEndAddress() const {
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return this->last_region->GetEndAddress();
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}
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constexpr ALWAYS_INLINE size_t GetSize() const {
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return this->GetEndAddress() - this->GetAddress();
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}
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constexpr ALWAYS_INLINE uintptr_t GetLastAddress() const {
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return this->GetEndAddress() - 1;
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}
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};
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private:
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using TreeType = util::IntrusiveRedBlackTreeBaseTraits<KMemoryRegion>::TreeType<KMemoryRegion>;
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public:
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using value_type = TreeType::value_type;
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using size_type = TreeType::size_type;
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using difference_type = TreeType::difference_type;
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using pointer = TreeType::pointer;
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using const_pointer = TreeType::const_pointer;
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using reference = TreeType::reference;
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using const_reference = TreeType::const_reference;
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using iterator = TreeType::iterator;
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using const_iterator = TreeType::const_iterator;
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private:
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TreeType tree;
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public:
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constexpr ALWAYS_INLINE KMemoryRegionTree() : tree() { /* ... */ }
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public:
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KMemoryRegion *FindModifiable(uintptr_t address) {
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if (auto it = this->find(KMemoryRegion(address, 1, 0, 0)); it != this->end()) {
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return std::addressof(*it);
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} else {
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return nullptr;
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}
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}
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const KMemoryRegion *Find(uintptr_t address) const {
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if (auto it = this->find(KMemoryRegion(address, 1, 0, 0)); it != this->cend()) {
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return std::addressof(*it);
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} else {
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return nullptr;
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}
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}
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const KMemoryRegion *FindByType(u32 type_id) const {
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for (auto it = this->cbegin(); it != this->cend(); ++it) {
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if (it->GetType() == type_id) {
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return std::addressof(*it);
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}
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}
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return nullptr;
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}
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const KMemoryRegion *FindByTypeAndAttribute(u32 type_id, u32 attr) const {
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for (auto it = this->cbegin(); it != this->cend(); ++it) {
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if (it->GetType() == type_id && it->GetAttributes() == attr) {
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return std::addressof(*it);
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}
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}
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return nullptr;
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}
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const KMemoryRegion *FindFirstDerived(u32 type_id) const {
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for (auto it = this->cbegin(); it != this->cend(); it++) {
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if (it->IsDerivedFrom(type_id)) {
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return std::addressof(*it);
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}
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}
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return nullptr;
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}
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const KMemoryRegion *FindLastDerived(u32 type_id) const {
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const KMemoryRegion *region = nullptr;
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for (auto it = this->begin(); it != this->end(); it++) {
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if (it->IsDerivedFrom(type_id)) {
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region = std::addressof(*it);
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}
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}
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return region;
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}
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DerivedRegionExtents GetDerivedRegionExtents(u32 type_id) const {
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DerivedRegionExtents extents;
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MESOSPHERE_INIT_ABORT_UNLESS(extents.first_region == nullptr);
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MESOSPHERE_INIT_ABORT_UNLESS(extents.last_region == nullptr);
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for (auto it = this->cbegin(); it != this->cend(); it++) {
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if (it->IsDerivedFrom(type_id)) {
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if (extents.first_region == nullptr) {
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extents.first_region = std::addressof(*it);
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}
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extents.last_region = std::addressof(*it);
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}
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}
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MESOSPHERE_INIT_ABORT_UNLESS(extents.first_region != nullptr);
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MESOSPHERE_INIT_ABORT_UNLESS(extents.last_region != nullptr);
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return extents;
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}
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public:
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NOINLINE void InsertDirectly(uintptr_t address, size_t size, u32 attr = 0, u32 type_id = 0);
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NOINLINE bool Insert(uintptr_t address, size_t size, u32 type_id, u32 new_attr = 0, u32 old_attr = 0);
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NOINLINE KVirtualAddress GetRandomAlignedRegion(size_t size, size_t alignment, u32 type_id);
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ALWAYS_INLINE KVirtualAddress GetRandomAlignedRegionWithGuard(size_t size, size_t alignment, u32 type_id, size_t guard_size) {
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return this->GetRandomAlignedRegion(size + 2 * guard_size, alignment, type_id) + guard_size;
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}
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public:
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/* Iterator accessors. */
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iterator begin() {
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return this->tree.begin();
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}
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const_iterator begin() const {
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return this->tree.begin();
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}
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iterator end() {
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return this->tree.end();
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}
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const_iterator end() const {
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return this->tree.end();
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}
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const_iterator cbegin() const {
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return this->begin();
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}
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const_iterator cend() const {
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return this->end();
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}
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iterator iterator_to(reference ref) {
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return this->tree.iterator_to(ref);
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}
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const_iterator iterator_to(const_reference ref) const {
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return this->tree.iterator_to(ref);
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}
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/* Content management. */
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bool empty() const {
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return this->tree.empty();
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}
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reference back() {
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return this->tree.back();
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}
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const_reference back() const {
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return this->tree.back();
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}
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reference front() {
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return this->tree.front();
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}
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const_reference front() const {
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return this->tree.front();
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}
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/* GCC over-eagerly inlines this operation. */
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NOINLINE iterator insert(reference ref) {
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return this->tree.insert(ref);
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}
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NOINLINE iterator erase(iterator it) {
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return this->tree.erase(it);
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}
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iterator find(const_reference ref) const {
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return this->tree.find(ref);
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}
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iterator nfind(const_reference ref) const {
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return this->tree.nfind(ref);
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}
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};
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class KMemoryLayout {
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private:
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static /* constinit */ inline uintptr_t s_linear_phys_to_virt_diff;
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static /* constinit */ inline uintptr_t s_linear_virt_to_phys_diff;
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static /* constinit */ inline KMemoryRegionTree s_virtual_tree;
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static /* constinit */ inline KMemoryRegionTree s_physical_tree;
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static /* constinit */ inline KMemoryRegionTree s_virtual_linear_tree;
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static /* constinit */ inline KMemoryRegionTree s_physical_linear_tree;
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private:
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template<typename AddressType> requires IsKTypedAddress<AddressType>
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static ALWAYS_INLINE bool IsTypedAddress(const KMemoryRegion *®ion, AddressType address, KMemoryRegionTree &tree, KMemoryRegionType type) {
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/* Check if the cached region already contains the address. */
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if (region != nullptr && region->Contains(GetInteger(address))) {
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return true;
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}
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/* Find the containing region, and update the cache. */
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if (const KMemoryRegion *found = tree.Find(GetInteger(address)); found != nullptr && found->IsDerivedFrom(type)) {
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region = found;
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return true;
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} else {
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return false;
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}
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}
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template<typename AddressType> requires IsKTypedAddress<AddressType>
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static ALWAYS_INLINE bool IsTypedAddress(const KMemoryRegion *®ion, AddressType address, size_t size, KMemoryRegionTree &tree, KMemoryRegionType type) {
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/* Get the end of the checked region. */
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const uintptr_t last_address = GetInteger(address) + size - 1;
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/* Walk the tree to verify the region is correct. */
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const KMemoryRegion *cur = (region != nullptr && region->Contains(GetInteger(address))) ? region : tree.Find(GetInteger(address));
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while (cur != nullptr && cur->IsDerivedFrom(type)) {
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if (last_address <= cur->GetLastAddress()) {
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region = cur;
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return true;
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}
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cur = cur->GetNext();
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}
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return false;
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}
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template<typename AddressType> requires IsKTypedAddress<AddressType>
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static ALWAYS_INLINE const KMemoryRegion *Find(AddressType address, const KMemoryRegionTree &tree) {
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return tree.Find(GetInteger(address));
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}
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static ALWAYS_INLINE KMemoryRegion &Dereference(KMemoryRegion *region) {
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MESOSPHERE_INIT_ABORT_UNLESS(region != nullptr);
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return *region;
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}
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static ALWAYS_INLINE const KMemoryRegion &Dereference(const KMemoryRegion *region) {
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MESOSPHERE_INIT_ABORT_UNLESS(region != nullptr);
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return *region;
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}
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static ALWAYS_INLINE KVirtualAddress GetStackTopAddress(s32 core_id, KMemoryRegionType type) {
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return Dereference(GetVirtualMemoryRegionTree().FindByTypeAndAttribute(type, static_cast<u32>(core_id))).GetEndAddress();
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}
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public:
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static ALWAYS_INLINE KMemoryRegionTree &GetVirtualMemoryRegionTree() { return s_virtual_tree; }
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static ALWAYS_INLINE KMemoryRegionTree &GetPhysicalMemoryRegionTree() { return s_physical_tree; }
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static ALWAYS_INLINE KMemoryRegionTree &GetVirtualLinearMemoryRegionTree() { return s_virtual_linear_tree; }
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static ALWAYS_INLINE KMemoryRegionTree &GetPhysicalLinearMemoryRegionTree() { return s_physical_linear_tree; }
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static ALWAYS_INLINE KVirtualAddress GetLinearVirtualAddress(KPhysicalAddress address) { return GetInteger(address) + s_linear_phys_to_virt_diff; }
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static ALWAYS_INLINE KPhysicalAddress GetLinearPhysicalAddress(KVirtualAddress address) { return GetInteger(address) + s_linear_virt_to_phys_diff; }
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static NOINLINE const KMemoryRegion *Find(KVirtualAddress address) { return Find(address, GetVirtualMemoryRegionTree()); }
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static NOINLINE const KMemoryRegion *Find(KPhysicalAddress address) { return Find(address, GetPhysicalMemoryRegionTree()); }
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static NOINLINE const KMemoryRegion *FindLinear(KVirtualAddress address) { return Find(address, GetVirtualLinearMemoryRegionTree()); }
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static NOINLINE const KMemoryRegion *FindLinear(KPhysicalAddress address) { return Find(address, GetPhysicalLinearMemoryRegionTree()); }
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static NOINLINE KVirtualAddress GetMainStackTopAddress(s32 core_id) { return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscMainStack); }
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static NOINLINE KVirtualAddress GetIdleStackTopAddress(s32 core_id) { return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscIdleStack); }
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static NOINLINE KVirtualAddress GetExceptionStackTopAddress(s32 core_id) { return GetStackTopAddress(core_id, KMemoryRegionType_KernelMiscExceptionStack); }
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static NOINLINE KVirtualAddress GetSlabRegionAddress() { return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelSlab)).GetAddress(); }
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static NOINLINE KVirtualAddress GetCoreLocalRegionAddress() { return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_CoreLocal)).GetAddress(); }
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static NOINLINE KVirtualAddress GetInterruptDistributorAddress() { return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_InterruptDistributor)).GetPairAddress(); }
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static NOINLINE KVirtualAddress GetInterruptCpuInterfaceAddress() { return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_InterruptCpuInterface)).GetPairAddress(); }
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static NOINLINE KVirtualAddress GetUartAddress() { return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_Uart)).GetPairAddress(); }
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static NOINLINE const KMemoryRegion &GetMemoryControllerRegion() { return Dereference(GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_MemoryController)); }
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static NOINLINE const KMemoryRegion &GetMetadataPoolRegion() { return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_VirtualDramMetadataPool)); }
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static NOINLINE const KMemoryRegion &GetPageTableHeapRegion() { return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_VirtualKernelPtHeap)); }
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static NOINLINE const KMemoryRegion &GetKernelStackRegion() { return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelStack)); }
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static NOINLINE const KMemoryRegion &GetTempRegion() { return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_KernelTemp)); }
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static NOINLINE const KMemoryRegion &GetCoreLocalRegion() { return Dereference(GetVirtualMemoryRegionTree().FindByType(KMemoryRegionType_CoreLocal)); }
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static NOINLINE const KMemoryRegion &GetKernelTraceBufferRegion() { return Dereference(GetVirtualLinearMemoryRegionTree().FindByType(KMemoryRegionType_VirtualKernelTraceBuffer)); }
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static NOINLINE const KMemoryRegion &GetVirtualLinearRegion(KVirtualAddress address) { return Dereference(FindLinear(address)); }
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static NOINLINE const KMemoryRegion *GetPhysicalKernelTraceBufferRegion() { return GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_KernelTraceBuffer); }
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static NOINLINE const KMemoryRegion *GetPhysicalOnMemoryBootImageRegion() { return GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_OnMemoryBootImage); }
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static NOINLINE const KMemoryRegion *GetPhysicalDTBRegion() { return GetPhysicalMemoryRegionTree().FindFirstDerived(KMemoryRegionType_DTB); }
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static NOINLINE bool IsHeapPhysicalAddress(const KMemoryRegion *®ion, KPhysicalAddress address) { return IsTypedAddress(region, address, GetPhysicalLinearMemoryRegionTree(), KMemoryRegionType_DramNonKernel); }
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static NOINLINE bool IsHeapVirtualAddress(const KMemoryRegion *®ion, KVirtualAddress address) { return IsTypedAddress(region, address, GetVirtualLinearMemoryRegionTree(), KMemoryRegionType_VirtualDramManagedPool); }
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static NOINLINE bool IsHeapPhysicalAddress(const KMemoryRegion *®ion, KPhysicalAddress address, size_t size) { return IsTypedAddress(region, address, size, GetPhysicalLinearMemoryRegionTree(), KMemoryRegionType_DramNonKernel); }
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static NOINLINE bool IsHeapVirtualAddress(const KMemoryRegion *®ion, KVirtualAddress address, size_t size) { return IsTypedAddress(region, address, size, GetVirtualLinearMemoryRegionTree(), KMemoryRegionType_VirtualDramManagedPool); }
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static NOINLINE bool IsLinearMappedPhysicalAddress(const KMemoryRegion *®ion, KPhysicalAddress address) { return IsTypedAddress(region, address, GetPhysicalLinearMemoryRegionTree(), KMemoryRegionAttr_LinearMapped); }
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static NOINLINE bool IsLinearMappedPhysicalAddress(const KMemoryRegion *®ion, KPhysicalAddress address, size_t size) { return IsTypedAddress(region, address, size, GetPhysicalLinearMemoryRegionTree(), KMemoryRegionAttr_LinearMapped); }
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static NOINLINE std::tuple<size_t, size_t> GetTotalAndKernelMemorySizes() {
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size_t total_size = 0, kernel_size = 0;
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for (const auto ®ion : GetPhysicalMemoryRegionTree()) {
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if (region.IsDerivedFrom(KMemoryRegionType_Dram)) {
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total_size += region.GetSize();
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if (!region.IsDerivedFrom(KMemoryRegionType_DramNonKernel)) {
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kernel_size += region.GetSize();
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}
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}
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}
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return std::make_tuple(total_size, kernel_size);
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}
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static void InitializeLinearMemoryRegionTrees(KPhysicalAddress aligned_linear_phys_start, KVirtualAddress linear_virtual_start);
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static NOINLINE auto GetKernelRegionExtents() { return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_Kernel); }
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static NOINLINE auto GetKernelCodeRegionExtents() { return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelCode); }
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static NOINLINE auto GetKernelStackRegionExtents() { return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelStack); }
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static NOINLINE auto GetKernelMiscRegionExtents() { return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelMisc); }
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static NOINLINE auto GetKernelSlabRegionExtents() { return GetVirtualMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelSlab); }
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static NOINLINE auto GetLinearRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionAttr_LinearMapped); }
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static NOINLINE auto GetLinearRegionVirtualExtents() {
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auto physical = GetLinearRegionPhysicalExtents();
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return KMemoryRegion(GetInteger(GetLinearVirtualAddress(physical.GetAddress())), physical.GetSize(), 0, KMemoryRegionType_None);
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}
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static NOINLINE auto GetMainMemoryPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_Dram); }
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static NOINLINE auto GetCarveoutRegionExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionAttr_CarveoutProtected); }
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static NOINLINE auto GetKernelRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramKernel); }
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static NOINLINE auto GetKernelCodeRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramKernelCode); }
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static NOINLINE auto GetKernelSlabRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramKernelSlab); }
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static NOINLINE auto GetKernelPageTableHeapRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramKernelPtHeap); }
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static NOINLINE auto GetKernelInitPageTableRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramKernelInitPt); }
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static NOINLINE auto GetKernelPoolPartitionRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramPoolPartition); }
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static NOINLINE auto GetKernelMetadataPoolRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramMetadataPool); }
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static NOINLINE auto GetKernelSystemPoolRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramSystemPool); }
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static NOINLINE auto GetKernelSystemNonSecurePoolRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramSystemNonSecurePool); }
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static NOINLINE auto GetKernelAppletPoolRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramAppletPool); }
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static NOINLINE auto GetKernelApplicationPoolRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_DramApplicationPool); }
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|
static NOINLINE auto GetKernelTraceBufferRegionPhysicalExtents() { return GetPhysicalMemoryRegionTree().GetDerivedRegionExtents(KMemoryRegionType_KernelTraceBuffer); }
|
|
};
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|
|
namespace init {
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|
|
/* These should be generic, regardless of board. */
|
|
void SetupCoreLocalRegionMemoryRegions(KInitialPageTable &page_table, KInitialPageAllocator &page_allocator);
|
|
void SetupPoolPartitionMemoryRegions();
|
|
|
|
/* These may be implemented in a board-specific manner. */
|
|
void SetupDevicePhysicalMemoryRegions();
|
|
void SetupDramPhysicalMemoryRegions();
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|
|
}
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}
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