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Code Issues Releases Activity

kern: update KMemoryRegionType values for new ids + SecureUnknown region

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This commit is contained in:
Michael Scire 2023-10-11 08:52:46 -07:00
parent b8b04d1bf3
commit c9ff97f041
2 changed files with 56 additions and 38 deletions
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78
libraries/libmesosphere/include/mesosphere/kern_k_memory_region_type.hpp
View file

@ -212,7 +212,9 @@ namespace ams::kern {
static_assert(KMemoryRegionType_DramKernelInitPt.GetValue() == (0x44E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped));
constexpr inline const auto KMemoryRegionType_DramKernelSecureAppletMemory = KMemoryRegionType_DramKernelBase.DeriveSparse(1, 3, 0).SetAttribute(KMemoryRegionAttr_LinearMapped);
constexpr inline const auto KMemoryRegionType_DramKernelSecureUnknown = KMemoryRegionType_DramKernelBase.DeriveSparse(1, 3, 1).SetAttribute(KMemoryRegionAttr_LinearMapped);
static_assert(KMemoryRegionType_DramKernelSecureAppletMemory.GetValue() == (0x18E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped));
static_assert(KMemoryRegionType_DramKernelSecureUnknown.GetValue() == (0x28E | KMemoryRegionAttr_CarveoutProtected | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_LinearMapped));
constexpr inline const auto KMemoryRegionType_DramReservedEarly = KMemoryRegionType_DramReservedBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap);
static_assert(KMemoryRegionType_DramReservedEarly.GetValue() == (0x16 | KMemoryRegionAttr_NoUserMap));
@ -228,53 +230,55 @@ namespace ams::kern {
constexpr inline const auto KMemoryRegionType_DramPoolPartition = KMemoryRegionType_DramHeapBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap);
static_assert(KMemoryRegionType_DramPoolPartition.GetValue() == (0x26 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
constexpr inline const auto KMemoryRegionType_DramPoolManagement = KMemoryRegionType_DramPoolPartition.DeriveTransition(0, 2).DeriveTransition().SetAttribute(KMemoryRegionAttr_CarveoutProtected);
constexpr inline const auto KMemoryRegionType_DramUserPool = KMemoryRegionType_DramPoolPartition.DeriveTransition(1, 2).DeriveTransition();
static_assert(KMemoryRegionType_DramPoolManagement.GetValue() == (0x166 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected));
static_assert(KMemoryRegionType_DramUserPool.GetValue() == (0x1A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
constexpr inline const auto KMemoryRegionType_DramPoolManagement = KMemoryRegionType_DramPoolPartition.Derive(4, 0).SetAttribute(KMemoryRegionAttr_CarveoutProtected);
/* UNUSED: .Derive(4, 1); */
/* UNUSED: .Derive(4, 2); */
constexpr inline const auto KMemoryRegionType_DramUserPool = KMemoryRegionType_DramPoolPartition.Derive(4, 3);
static_assert(KMemoryRegionType_DramPoolManagement.GetValue() == (0xE6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected));
static_assert(KMemoryRegionType_DramUserPool .GetValue() == (0x266 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
constexpr inline const auto KMemoryRegionType_DramApplicationPool = KMemoryRegionType_DramUserPool.Derive(4, 0);
constexpr inline const auto KMemoryRegionType_DramAppletPool = KMemoryRegionType_DramUserPool.Derive(4, 1);
constexpr inline const auto KMemoryRegionType_DramSystemNonSecurePool = KMemoryRegionType_DramUserPool.Derive(4, 2);
constexpr inline const auto KMemoryRegionType_DramSystemPool = KMemoryRegionType_DramUserPool.Derive(4, 3).SetAttribute(KMemoryRegionAttr_CarveoutProtected);
static_assert(KMemoryRegionType_DramApplicationPool .GetValue() == (0x7A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramAppletPool .GetValue() == (0xBA6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramSystemNonSecurePool.GetValue() == (0xDA6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramSystemPool .GetValue() == (0x13A6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected));
static_assert(KMemoryRegionType_DramApplicationPool .GetValue() == (0xE66 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramAppletPool .GetValue() == (0x1666 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramSystemNonSecurePool.GetValue() == (0x1A66 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));
static_assert(KMemoryRegionType_DramSystemPool .GetValue() == (0x2666 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap | KMemoryRegionAttr_CarveoutProtected));
constexpr inline const auto KMemoryRegionType_VirtualDramHeapBase = KMemoryRegionType_Dram.DeriveSparse(1, 3, 0);
constexpr inline const auto KMemoryRegionType_VirtualDramKernelPtHeap = KMemoryRegionType_Dram.DeriveSparse(1, 3, 1);
constexpr inline const auto KMemoryRegionType_VirtualDramKernelTraceBuffer = KMemoryRegionType_Dram.DeriveSparse(1, 3, 2);
constexpr inline const auto KMemoryRegionType_VirtualDramHeapBase = KMemoryRegionType_Dram.DeriveSparse(1, 4, 0);
constexpr inline const auto KMemoryRegionType_VirtualDramKernelPtHeap = KMemoryRegionType_Dram.DeriveSparse(1, 4, 1);
constexpr inline const auto KMemoryRegionType_VirtualDramKernelTraceBuffer = KMemoryRegionType_Dram.DeriveSparse(1, 4, 2);
static_assert(KMemoryRegionType_VirtualDramHeapBase .GetValue() == 0x1A);
static_assert(KMemoryRegionType_VirtualDramKernelPtHeap .GetValue() == 0x2A);
static_assert(KMemoryRegionType_VirtualDramKernelTraceBuffer.GetValue() == 0x4A);
/* UNUSED: .DeriveSparse(2, 2, 0); */
constexpr inline const auto KMemoryRegionType_VirtualDramUnknownDebug = KMemoryRegionType_Dram.DeriveSparse(2, 2, 1);
static_assert(KMemoryRegionType_VirtualDramUnknownDebug.GetValue() == (0x52));
constexpr inline const auto KMemoryRegionType_VirtualDramUnknownDebug = KMemoryRegionType_Dram.Advance(2).Derive(4, 0);
constexpr inline const auto KMemoryRegionType_VirtualDramKernelSecureAppletMemory = KMemoryRegionType_Dram.Advance(2).Derive(4, 1);
/* UNUSED: .Derive(4, 2); */
constexpr inline const auto KMemoryRegionType_VirtualDramKernelSecureUnknown = KMemoryRegionType_Dram.Advance(2).Derive(4, 3);
static_assert(KMemoryRegionType_VirtualDramUnknownDebug .GetValue() == (0x32));
static_assert(KMemoryRegionType_VirtualDramKernelSecureAppletMemory.GetValue() == (0x52));
static_assert(KMemoryRegionType_VirtualDramKernelSecureUnknown .GetValue() == (0x92));
constexpr inline const auto KMemoryRegionType_VirtualDramKernelSecureAppletMemory = KMemoryRegionType_Dram.DeriveSparse(3, 1, 0);
static_assert(KMemoryRegionType_VirtualDramKernelSecureAppletMemory.GetValue() == (0x62));
constexpr inline const auto KMemoryRegionType_VirtualDramKernelInitPt = KMemoryRegionType_VirtualDramHeapBase.Derive(3, 0);
constexpr inline const auto KMemoryRegionType_VirtualDramPoolManagement = KMemoryRegionType_VirtualDramHeapBase.Derive(3, 1);
constexpr inline const auto KMemoryRegionType_VirtualDramUserPool = KMemoryRegionType_VirtualDramHeapBase.Derive(3, 2);
static_assert(KMemoryRegionType_VirtualDramKernelInitPt .GetValue() == 0x19A);
static_assert(KMemoryRegionType_VirtualDramPoolManagement.GetValue() == 0x29A);
static_assert(KMemoryRegionType_VirtualDramUserPool .GetValue() == 0x31A);
constexpr inline const auto KMemoryRegionType_VirtualDramKernelInitPt = KMemoryRegionType_VirtualDramHeapBase.Derive(4, 0);
constexpr inline const auto KMemoryRegionType_VirtualDramPoolManagement = KMemoryRegionType_VirtualDramHeapBase.Derive(4, 1);
constexpr inline const auto KMemoryRegionType_VirtualDramUserPool = KMemoryRegionType_VirtualDramHeapBase.Derive(4, 2);
/* UNUSED: .Derive(4, 3); */
static_assert(KMemoryRegionType_VirtualDramKernelInitPt .GetValue() == 0x31A);
static_assert(KMemoryRegionType_VirtualDramPoolManagement.GetValue() == 0x51A);
static_assert(KMemoryRegionType_VirtualDramUserPool .GetValue() == 0x61A);
/* NOTE: For unknown reason, the pools are derived out-of-order here. */
/* It's worth eventually trying to understand why Nintendo made this choice. */
/* UNUSED: .Derive(6, 0); */
/* UNUSED: .Derive(6, 1); */
constexpr inline const auto KMemoryRegionType_VirtualDramAppletPool = KMemoryRegionType_VirtualDramUserPool.Derive(6, 2);
constexpr inline const auto KMemoryRegionType_VirtualDramApplicationPool = KMemoryRegionType_VirtualDramUserPool.Derive(6, 3);
constexpr inline const auto KMemoryRegionType_VirtualDramSystemNonSecurePool = KMemoryRegionType_VirtualDramUserPool.Derive(6, 4);
constexpr inline const auto KMemoryRegionType_VirtualDramSystemPool = KMemoryRegionType_VirtualDramUserPool.Derive(6, 5);
static_assert(KMemoryRegionType_VirtualDramAppletPool .GetValue() == 0x1B1A);
static_assert(KMemoryRegionType_VirtualDramApplicationPool .GetValue() == 0x271A);
static_assert(KMemoryRegionType_VirtualDramSystemNonSecurePool.GetValue() == 0x2B1A);
static_assert(KMemoryRegionType_VirtualDramSystemPool .GetValue() == 0x331A);
constexpr inline const auto KMemoryRegionType_VirtualDramApplicationPool = KMemoryRegionType_VirtualDramUserPool.Derive(4, 0);
constexpr inline const auto KMemoryRegionType_VirtualDramAppletPool = KMemoryRegionType_VirtualDramUserPool.Derive(4, 1);
constexpr inline const auto KMemoryRegionType_VirtualDramSystemNonSecurePool = KMemoryRegionType_VirtualDramUserPool.Derive(4, 2);
constexpr inline const auto KMemoryRegionType_VirtualDramSystemPool = KMemoryRegionType_VirtualDramUserPool.Derive(4, 3);
static_assert(KMemoryRegionType_VirtualDramApplicationPool .GetValue() == 0x361A);
static_assert(KMemoryRegionType_VirtualDramAppletPool .GetValue() == 0x561A);
static_assert(KMemoryRegionType_VirtualDramSystemNonSecurePool.GetValue() == 0x661A);
static_assert(KMemoryRegionType_VirtualDramSystemPool .GetValue() == 0x961A);
constexpr inline const auto KMemoryRegionType_ArchDeviceBase = KMemoryRegionType_Kernel.DeriveTransition(0, 1).SetSparseOnly();
constexpr inline const auto KMemoryRegionType_BoardDeviceBase = KMemoryRegionType_Kernel.DeriveTransition(0, 2).SetDenseOnly();
@ -328,12 +332,14 @@ namespace ams::kern {
static_assert(KMemoryRegionType_KernelTemp.GetValue() == 0x31);
constexpr ALWAYS_INLINE KMemoryRegionType GetTypeForVirtualLinearMapping(u32 type_id) {
if (KMemoryRegionType_KernelTraceBuffer.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelTraceBuffer;
} else if (KMemoryRegionType_DramKernelPtHeap.IsAncestorOf(type_id)) {
if (KMemoryRegionType_DramKernelPtHeap.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelPtHeap;
} else if (KMemoryRegionType_DramKernelSecureAppletMemory.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelSecureAppletMemory;
} else if (KMemoryRegionType_DramKernelSecureUnknown.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelSecureUnknown;
} else if (KMemoryRegionType_KernelTraceBuffer.IsAncestorOf(type_id)) {
return KMemoryRegionType_VirtualDramKernelTraceBuffer;
} else if ((type_id | KMemoryRegionAttr_ShouldKernelMap) == type_id) {
return KMemoryRegionType_VirtualDramUnknownDebug;
} else {

16
mesosphere/kernel/source/arch/arm64/init/kern_init_core.cpp
View file

@ -33,6 +33,7 @@ namespace ams::kern::init {
void IdentityMappedFunctionAreaEnd();
size_t GetMiscUnknownDebugRegionSize();
size_t GetSecureUnknownRegionSize();
void InitializeDebugRegisters();
void InitializeExceptionVectors();
@ -488,14 +489,21 @@ namespace ams::kern::init {
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(slab_end_phys_addr), KSystemControl::SecureAppletMemorySize, KMemoryRegionType_DramKernelSecureAppletMemory));
}
/* Insert a physical region for the unknown debug2 region. */
const size_t secure_unknown_size = GetSecureUnknownRegionSize();
const auto secure_unknown_end_phys_addr = secure_applet_end_phys_addr + secure_unknown_size;
if (secure_unknown_size > 0) {
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(secure_applet_end_phys_addr), secure_unknown_size, KMemoryRegionType_DramKernelSecureUnknown));
}
/* Determine size available for kernel page table heaps. */
const KPhysicalAddress resource_end_phys_addr = slab_start_phys_addr + resource_region_size;
g_phase2_resource_end_phys_addr = resource_end_phys_addr;
const size_t page_table_heap_size = GetInteger(resource_end_phys_addr) - GetInteger(secure_applet_end_phys_addr);
const size_t page_table_heap_size = GetInteger(resource_end_phys_addr) - GetInteger(secure_unknown_end_phys_addr);
/* Insert a physical region for the kernel page table heap region */
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(secure_applet_end_phys_addr), page_table_heap_size, KMemoryRegionType_DramKernelPtHeap));
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(secure_unknown_end_phys_addr), page_table_heap_size, KMemoryRegionType_DramKernelPtHeap));
/* All DRAM regions that we haven't tagged by this point will be mapped under the linear mapping. Tag them. */
for (auto &region : KMemoryLayout::GetPhysicalMemoryRegionTree()) {
@ -726,4 +734,8 @@ namespace ams::kern::init {
return 0;
}
size_t GetSecureUnknownRegionSize() {
return 0;
}
}