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Kernel: Move all code into the Kernel namespace

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This commit is contained in:
Andreas Kling 2020-02-16 01:27:42 +01:00
parent d42f0f4661
commit a356e48150
201 changed files with 907 additions and 111 deletions
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11
Kernel/VM/MemoryManager.cpp
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@ -39,6 +39,12 @@
//#define MM_DEBUG
//#define PAGE_FAULT_DEBUG
extern uintptr_t start_of_kernel_text;
extern uintptr_t start_of_kernel_data;
extern uintptr_t end_of_kernel_bss;
namespace Kernel {
static MemoryManager* s_the;
MemoryManager& MM
@ -64,8 +70,6 @@ MemoryManager::~MemoryManager()
void MemoryManager::protect_kernel_image()
{
// Disable writing to the kernel text and rodata segments.
extern uintptr_t start_of_kernel_text;
extern uintptr_t start_of_kernel_data;
for (size_t i = (uintptr_t)&start_of_kernel_text; i < (uintptr_t)&start_of_kernel_data; i += PAGE_SIZE) {
auto& pte = ensure_pte(kernel_page_directory(), VirtualAddress(i));
pte.set_writable(false);
@ -73,7 +77,6 @@ void MemoryManager::protect_kernel_image()
if (g_cpu_supports_nx) {
// Disable execution of the kernel data and bss segments.
extern uintptr_t end_of_kernel_bss;
for (size_t i = (uintptr_t)&start_of_kernel_data; i < (uintptr_t)&end_of_kernel_bss; i += PAGE_SIZE) {
auto& pte = ensure_pte(kernel_page_directory(), VirtualAddress(i));
pte.set_execute_disabled(true);
@ -681,3 +684,5 @@ ProcessPagingScope::~ProcessPagingScope()
current->tss().cr3 = m_previous_cr3;
write_cr3(m_previous_cr3);
}
}