diff options
Diffstat (limited to 'arch/x86_64')
| -rw-r--r-- | arch/x86_64/include/arch/memory/paging/kernel_mapper.hpp | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/arch/x86_64/include/arch/memory/paging/kernel_mapper.hpp b/arch/x86_64/include/arch/memory/paging/kernel_mapper.hpp index 9803050..67d1673 100644 --- a/arch/x86_64/include/arch/memory/paging/kernel_mapper.hpp +++ b/arch/x86_64/include/arch/memory/paging/kernel_mapper.hpp @@ -69,19 +69,7 @@ namespace teachos::arch::memory::paging auto remap_elf_kernel_sections(inactive_page_table inactive_table, temporary_page & temporary_page, active_page_table & active_table) -> void { - auto const physical_address = active_table.translate_address(cpu::PAGE_TABLE_LEVEL_4_ADDRESS); - exception_handling::assert(physical_address.has_value(), - "[Kernel Mapper] Physical address for active table not mapped"); - - auto const backup = allocator::physical_frame::containing_address(physical_address.value()); - auto const backup2 = allocator::physical_frame::containing_address(cpu::read_cr3_register()); - cpu::write_cr3_register(0x221000); - auto const backup3 = cpu::read_cr3_register(); - - if (backup == backup2 && backup3 == 0x221000) - { - } - + auto const backup = allocator::physical_frame::containing_address(cpu::read_cr3_register()); auto page_table_level4 = temporary_page.map_table_frame(backup, active_table); // TODO: Page Table Level 4 is invalid, all entries point to non-existent memory :( |