RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 20:57:35 +00:00
Code Issues Activity Actions

Kernel: Move VM-related files into Kernel/VM/.

Browse source 
Also break MemoryManager.{cpp,h} into one file per class.
This commit is contained in:
Andreas Kling 2019-04-03 15:13:07 +02:00
parent 39fd81174e
commit b9738fa8ac
21 changed files with 630 additions and 575 deletions
Download patch file Download diff file Expand all files Collapse all files

26
Kernel/VM/PageDirectory.h Normal file
View file

@ -0,0 +1,26 @@
#pragma once
#include <Kernel/VM/PhysicalPage.h>
#include <AK/HashMap.h>
#include <AK/Retainable.h>
#include <AK/RetainPtr.h>
class PageDirectory : public Retainable<PageDirectory> {
friend class MemoryManager;
public:
static Retained<PageDirectory> create() { return adopt(*new PageDirectory); }
static Retained<PageDirectory> create_at_fixed_address(PhysicalAddress paddr) { return adopt(*new PageDirectory(paddr)); }
~PageDirectory();
dword cr3() const { return m_directory_page->paddr().get(); }
dword* entries() { return reinterpret_cast<dword*>(cr3()); }
void flush(LinearAddress);
private:
PageDirectory();
explicit PageDirectory(PhysicalAddress);
RetainPtr<PhysicalPage> m_directory_page;
HashMap<unsigned, RetainPtr<PhysicalPage>> m_physical_pages;
};