kernel: update KMemoryRegionType values

This commit is contained in:
Liam 2023-10-11 12:55:12 -04:00
parent 0441853d0f
commit b456af31e6
2 changed files with 79 additions and 47 deletions

View file

@ -623,14 +623,33 @@ struct KernelCore::Impl {
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(slab_start_phys_addr), slab_region_size, KMemoryRegionType_DramKernelSlab));
// Insert a physical region for the secure applet memory.
const auto secure_applet_end_phys_addr =
slab_end_phys_addr + KSystemControl::SecureAppletMemorySize;
if constexpr (KSystemControl::SecureAppletMemorySize > 0) {
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(slab_end_phys_addr), KSystemControl::SecureAppletMemorySize,
KMemoryRegionType_DramKernelSecureAppletMemory));
}
// Insert a physical region for the unknown debug2 region.
constexpr size_t SecureUnknownRegionSize = 0;
const size_t secure_unknown_size = SecureUnknownRegionSize;
const auto secure_unknown_end_phys_addr = secure_applet_end_phys_addr + secure_unknown_size;
if (secure_unknown_size > 0) {
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(secure_applet_end_phys_addr), secure_unknown_size,
KMemoryRegionType_DramKernelSecureUnknown));
}
// Determine size available for kernel page table heaps, requiring > 8 MB.
const KPhysicalAddress resource_end_phys_addr = slab_start_phys_addr + resource_region_size;
const size_t page_table_heap_size = resource_end_phys_addr - slab_end_phys_addr;
const size_t page_table_heap_size = resource_end_phys_addr - secure_unknown_end_phys_addr;
ASSERT(page_table_heap_size / 4_MiB > 2);
// Insert a physical region for the kernel page table heap region
ASSERT(memory_layout->GetPhysicalMemoryRegionTree().Insert(
GetInteger(slab_end_phys_addr), page_table_heap_size,
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