Search found 2 matches

by reminton
Wed Dec 10, 2008 6:03 am
Forum: Development Help
Topic: Question on paging
Replies: 4
Views: 5095

Re: Question on paging

Though the structure of PDE and PTE are similar, but the meaning is different. I had check an address according to the PDE and PTE as follow: When I want to use linear addres 0xc0000000, accoding to PDE, we get the physical address of startup_pagedirectory(PDE), and the remain part of linear address...
by reminton
Tue Dec 09, 2008 4:26 am
Forum: Development Help
Topic: Question on paging
Replies: 4
Views: 5095

Question on paging

I am a new reader on ReactOS. I am learning 0.3.6. I found some questions on paging for i386. In freeldr.sys, function FrLdrStartup will set up the PDE and PTE for ntoskrnl.exe. The PDE for 0xc0000000 is point to startup_pagedirectory. But an entry of PDE should point to a PTE, not a PDE itself, is ...