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kern: update KMemoryRegion to store last address rather than size

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This commit is contained in:
Michael Scire
2020-12-01 16:42:25 -08:00
committed by SciresM
parent 5da6b60008
commit aac8af8bf5
3 changed files with 36 additions and 37 deletions
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4
mesosphere/kernel/source/arch/arm64/init/kern_init_core.cpp
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@@ -139,10 +139,10 @@ namespace ams::kern::init {
InitializeSlabResourceCounts();
/* Insert the root region for the virtual memory tree, from which all other regions will derive. */
KMemoryLayout::GetVirtualMemoryRegionTree().InsertDirectly(KernelVirtualAddressSpaceBase, KernelVirtualAddressSpaceSize);
KMemoryLayout::GetVirtualMemoryRegionTree().InsertDirectly(KernelVirtualAddressSpaceBase, KernelVirtualAddressSpaceBase + KernelVirtualAddressSpaceSize - 1);
/* Insert the root region for the physical memory tree, from which all other regions will derive. */
KMemoryLayout::GetPhysicalMemoryRegionTree().InsertDirectly(KernelPhysicalAddressSpaceBase, KernelPhysicalAddressSpaceSize);
KMemoryLayout::GetPhysicalMemoryRegionTree().InsertDirectly(KernelPhysicalAddressSpaceBase, KernelPhysicalAddressSpaceBase + KernelPhysicalAddressSpaceSize - 1);
/* Save start and end for ease of use. */
const uintptr_t code_start_virt_addr = reinterpret_cast<uintptr_t>(_start);