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kern: enforce end of dram == end of partitions (move our probably outdated KTraceBuffer to new location)

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Michael Scire 2022-03-22 15:01:22 -07:00 • committed by SciresM
parent 8cb3cfd835
commit 24739f245e
6 changed files with 29 additions and 31 deletions
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7
mesosphere/kernel/source/arch/arm64/init/kern_init_core.cpp
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@ -513,6 +513,13 @@ namespace ams::kern::init {
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(resource_end_phys_addr), init_page_table_region_size, KMemoryRegionType_DramKernelInitPt));
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetVirtualMemoryRegionTree().Insert(GetInteger(resource_end_phys_addr) + linear_region_phys_to_virt_diff, init_page_table_region_size, KMemoryRegionType_VirtualDramKernelInitPt));
/* Insert a physical region for the kernel trace buffer */
if constexpr (IsKTraceEnabled) {
const KPhysicalAddress ktrace_buffer_phys_addr = GetInteger(resource_end_phys_addr) + init_page_table_region_size;
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(ktrace_buffer_phys_addr), KTraceBufferSize, KMemoryRegionType_KernelTraceBuffer));
MESOSPHERE_INIT_ABORT_UNLESS(KMemoryLayout::GetPhysicalMemoryRegionTree().Insert(GetInteger(ktrace_buffer_phys_addr) + linear_region_phys_to_virt_diff, KTraceBufferSize, GetTypeForVirtualLinearMapping(KMemoryRegionType_KernelTraceBuffer)));
}
/* All linear-mapped DRAM regions that we haven't tagged by this point will be allocated to some pool partition. Tag them. */
for (auto &region : KMemoryLayout::GetPhysicalMemoryRegionTree()) {
constexpr auto UntaggedLinearDram = util::FromUnderlying<KMemoryRegionType>(util::ToUnderlying<KMemoryRegionType>(KMemoryRegionType_Dram) | util::ToUnderlying(KMemoryRegionAttr_LinearMapped));