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kern: fix KTrace buffer memory region type to match official kernel

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This commit is contained in:
Michael Scire 2020-12-28 00:57:15 -08:00
parent e7f5e95d04
commit bb30453d43
2 changed files with 9 additions and 3 deletions
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5
libmesosphere/include/mesosphere/kern_k_memory_region_type.hpp
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@ -184,14 +184,13 @@ namespace ams::kern {
constexpr inline const auto KMemoryRegionType_DramReservedEarly = KMemoryRegionType_DramReservedBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap); constexpr inline const auto KMemoryRegionType_DramReservedEarly = KMemoryRegionType_DramReservedBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap);
static_assert(KMemoryRegionType_DramReservedEarly.GetValue() == (0x16 | KMemoryRegionAttr_NoUserMap)); static_assert(KMemoryRegionType_DramReservedEarly.GetValue() == (0x16 | KMemoryRegionAttr_NoUserMap));
/* UNUSED: DeriveSparse(0, 3, 0); */ constexpr inline const auto KMemoryRegionType_KernelTraceBuffer = KMemoryRegionType_DramReservedBase.DeriveSparse(0, 3, 0).SetAttribute(KMemoryRegionAttr_LinearMapped).SetAttribute(KMemoryRegionAttr_UserReadOnly);
constexpr inline const auto KMemoryRegionType_OnMemoryBootImage = KMemoryRegionType_DramReservedBase.DeriveSparse(0, 3, 1); constexpr inline const auto KMemoryRegionType_OnMemoryBootImage = KMemoryRegionType_DramReservedBase.DeriveSparse(0, 3, 1);
constexpr inline const auto KMemoryRegionType_DTB = KMemoryRegionType_DramReservedBase.DeriveSparse(0, 3, 2); constexpr inline const auto KMemoryRegionType_DTB = KMemoryRegionType_DramReservedBase.DeriveSparse(0, 3, 2);
static_assert(KMemoryRegionType_KernelTraceBuffer.GetValue() == (0xD6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_UserReadOnly));
static_assert(KMemoryRegionType_OnMemoryBootImage.GetValue() == 0x156); static_assert(KMemoryRegionType_OnMemoryBootImage.GetValue() == 0x156);
static_assert(KMemoryRegionType_DTB.GetValue() == 0x256); static_assert(KMemoryRegionType_DTB.GetValue() == 0x256);
constexpr inline const auto KMemoryRegionType_KernelTraceBuffer = KMemoryRegionType_DramHeapBase.DeriveTransition(1, 3).SetAttribute(KMemoryRegionAttr_UserReadOnly);
static_assert(KMemoryRegionType_KernelTraceBuffer.GetValue() == (0xA6 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_UserReadOnly));
constexpr inline const auto KMemoryRegionType_DramPoolPartition = KMemoryRegionType_DramHeapBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap); constexpr inline const auto KMemoryRegionType_DramPoolPartition = KMemoryRegionType_DramHeapBase.DeriveAttribute(KMemoryRegionAttr_NoUserMap);
static_assert(KMemoryRegionType_DramPoolPartition.GetValue() == (0x26 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap)); static_assert(KMemoryRegionType_DramPoolPartition.GetValue() == (0x26 | KMemoryRegionAttr_LinearMapped | KMemoryRegionAttr_NoUserMap));

7
libmesosphere/source/kern_k_memory_layout.board.nintendo_nx.cpp
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@ -100,6 +100,13 @@ namespace ams::kern {
/* Insert blocks into the tree. */ /* Insert blocks into the tree. */
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(physical_memory_base_address), intended_memory_size, KMemoryRegionType_Dram)); MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(physical_memory_base_address), intended_memory_size, KMemoryRegionType_Dram));
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(physical_memory_base_address), ReservedEarlyDramSize, KMemoryRegionType_DramReservedEarly)); MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(physical_memory_base_address), ReservedEarlyDramSize, KMemoryRegionType_DramReservedEarly));
/* Insert the KTrace block at the end of Dram, if KTrace is enabled. */
static_assert(!IsKTraceEnabled || KTraceBufferSize > 0);
if constexpr (IsKTraceEnabled) {
const KPhysicalAddress ktrace_buffer_phys_addr = physical_memory_base_address + intended_memory_size - KTraceBufferSize;
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(ktrace_buffer_phys_addr), KTraceBufferSize, KMemoryRegionType_KernelTraceBuffer));
}
} }
void SetupPoolPartitionMemoryRegions() { void SetupPoolPartitionMemoryRegions() {