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|
+------------+
| PML4 Entry |
+------------+
0 PRESENT
1 R/W (1 == writable)
2 U/S (1 == user accessable)
3 PWD (write-through)
4 PCD (cache disable)
5 A (Accessed)
6 IGN
7 RES0
8:10 IGN
11 R (ign, or restart for HLAT paging)
M-1:12 next level table PA[M:12]
51:M RES0
62:52 IGN
63 XD (execute disable (if EFER.NXE=1)) otherwise RES0
+------------+
| PDPT ENtry | (level 3) with 1GiB Page (requires PS=1)
+------------+
0 PRESENT
1 R/W (1 == writable)
2 U/S (1 == user accessable)
3 PWD (write-through)
4 PCD (cache disable)
5 A (Accessed)
6 D (Dirty)
7 PS (must be 1)*
8 G (Global, if CR4.PGE=1), otherwise INR
10:9 IGR
11 R (ign, or restart for HLAT paging)
12 PAT (indirectly determines memory type)
29:13 RES0
M-1:30 PA[M-1:30]
51:M RES0
52:58 IGN
59:62 Protection key
63 XD (execute disable (if EFER.NXE=1)) otherwise RES0
|
