From 2d3399ab6072acd85811a54fce8eff50628888b6 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@ost.ch>
Date: Thu, 24 Jul 2025 16:35:34 +0000
Subject: x86_64: move files out of the way

---
 arch/x86_64/src/memory/main.cpp | 77 -----------------------------------------
 1 file changed, 77 deletions(-)
 delete mode 100644 arch/x86_64/src/memory/main.cpp

(limited to 'arch/x86_64/src/memory/main.cpp')

diff --git a/arch/x86_64/src/memory/main.cpp b/arch/x86_64/src/memory/main.cpp
deleted file mode 100644
index 2746a71..0000000
--- a/arch/x86_64/src/memory/main.cpp
+++ /dev/null
@@ -1,77 +0,0 @@
-#include "arch/memory/main.hpp"
-
-#include "arch/exception_handling/assert.hpp"
-#include "arch/kernel/cpu/control_register.hpp"
-#include "arch/kernel/cpu/msr.hpp"
-#include "arch/memory/allocator/area_frame_allocator.hpp"
-#include "arch/memory/allocator/concept.hpp"
-#include "arch/memory/heap/global_heap_allocator.hpp"
-#include "arch/memory/paging/active_page_table.hpp"
-#include "arch/memory/paging/kernel_mapper.hpp"
-
-#include <optional>
-
-namespace teachos::arch::memory
-{
-  namespace
-  {
-    static std::optional<allocator::area_frame_allocator> frame_allocator;
-
-    auto create_frame_allocator(multiboot::memory_information const & memory_information)
-        -> allocator::area_frame_allocator &
-    {
-      frame_allocator.emplace(memory_information);
-      return frame_allocator.value();
-    }
-
-    auto get_frame_allocator() -> allocator::area_frame_allocator &
-    {
-      exception_handling::assert(frame_allocator.has_value(),
-                                 "[Initialization] Frame allocator has not been created yet");
-      return frame_allocator.value();
-    }
-  }  // namespace
-
-  auto remap_heap(std::size_t heap_start, std::size_t heap_size, paging::entry::bitset additional_flags = {}) -> void
-  {
-    decltype(auto) allocator = get_frame_allocator();
-    decltype(auto) active_table = paging::active_page_table::create_or_get();
-    auto const start_page = paging::virtual_page::containing_address(heap_start);
-    auto const end_page = ++(paging::virtual_page::containing_address(heap_start + heap_size - 1));
-
-    paging::page_container::iterator const begin{start_page};
-    paging::page_container::iterator const end{end_page};
-    paging::page_container const pages{begin, end};
-
-    constexpr auto base_flags = paging::entry::WRITABLE;
-    auto const flags = base_flags | additional_flags;
-
-    for (auto const & page : pages)
-    {
-      active_table.map_page_to_next_free_frame(allocator, page, flags);
-    }
-  }
-
-  auto initialize_memory_management() -> void
-  {
-    static bool has_been_called = false;
-    arch::exception_handling::assert(!has_been_called,
-                                     "[Initialization] Memory management has already been initialized");
-    has_been_called = true;
-
-    auto const memory_information = multiboot::read_multiboot2();
-    decltype(auto) allocator = create_frame_allocator(memory_information);
-
-    kernel::cpu::set_cr0_bit(kernel::cpu::cr0_flags::WRITE_PROTECT);
-    kernel::cpu::set_efer_bit(kernel::cpu::efer_flags::NXE);
-
-    paging::kernel_mapper kernel(allocator, memory_information);
-    kernel.remap_kernel();
-    video::vga::text::write("Kernel remapping successful", video::vga::text::common_attributes::green_on_black);
-    video::vga::text::newline();
-
-    remap_heap(heap::KERNEL_HEAP_START, heap::KERNEL_HEAP_SIZE);
-    video::vga::text::write("Heap remapping successful", video::vga::text::common_attributes::green_on_black);
-    video::vga::text::newline();
-  }
-}  // namespace teachos::arch::memory
-- 
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