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kern: update KInitialPageTable/KInitialPageAllocator

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Michael Scire 2021-04-07 00:09:29 -07:00 • committed by SciresM
parent 962cf97150
commit 2fb258ca7e
4 changed files with 225 additions and 79 deletions
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6
mesosphere/kernel/source/arch/arm64/init/kern_init_core.cpp
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@ -50,7 +50,7 @@ namespace ams::kern::init {
constexpr size_t StackSize = PageSize;
constexpr size_t StackAlign = PageSize;
const KVirtualAddress stack_start_virt = KMemoryLayout::GetVirtualMemoryRegionTree().GetRandomAlignedRegionWithGuard(StackSize, StackAlign, KMemoryRegionType_KernelMisc, PageSize);
const KPhysicalAddress stack_start_phys = g_initial_page_allocator.Allocate();
const KPhysicalAddress stack_start_phys = g_initial_page_allocator.Allocate(PageSize);
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetVirtualMemoryRegionTree().Insert(GetInteger(stack_start_virt), StackSize, type, core_id));
page_table.Map(stack_start_virt, StackSize, stack_start_phys, KernelRwDataAttribute, g_initial_page_allocator);
@ -135,7 +135,7 @@ namespace ams::kern::init {
MESOSPHERE_INIT_ABORT_UNLESS((cpu::TranslationControlRegisterAccessor().GetT1Size() / arch::arm64::L1BlockSize) == arch::arm64::MaxPageTableEntries);
/* Create page table object for use during initialization. */
KInitialPageTable ttbr1_table(util::AlignDown(cpu::GetTtbr1El1(), PageSize), KInitialPageTable::NoClear{});
KInitialPageTable ttbr1_table;
/* Initialize the slab allocator counts. */
InitializeSlabResourceCounts();
@ -382,7 +382,7 @@ namespace ams::kern::init {
/* Finalize the page allocator, we're done allocating at this point. */
KInitialPageAllocator::State final_init_page_table_state;
g_initial_page_allocator.GetFinalState(std::addressof(final_init_page_table_state));
const KPhysicalAddress final_init_page_table_end_address = final_init_page_table_state.next_address;
const KPhysicalAddress final_init_page_table_end_address = final_init_page_table_state.end_address;
const size_t init_page_table_region_size = GetInteger(final_init_page_table_end_address) - GetInteger(resource_end_phys_addr);
/* Insert regions for the initial page table region. */