Start Address
0x0000000000000000
End Address
0x0000000000000FFF
Page Table Requirements
Entries
PML5-
PML4-
PDP-
PD-
PT-
Tables
PML5-
PML4-
PDP-
PD-
PT-
Memory being mapped:
Page tables required:
Memory for page tables:
Page Table Walk Visualization
x64 5-Level Paging Diagram
63 57 56 48 47 39 38 30 29 21 20 12 11 0
+──────────────+───────────────+───────────────+───────────────+────────────────+────────────────+──────────────────+
| Sign | PML5E | PML4E |Page Directory | Page | Page |Physical |
| Extend | Offset | Offset |Pointer | Directory | Table |Page |
| | | |Offset | Offset | Offset |Offset |
+──────────────+─+─────────────+─+─────────────+──+────────────+───+────────────+───+────────────+───+──────────────+
|9 |9 |9 |9 |9 |12
| | | | | |
| +─────+ | +─────+ | +─────+ | +─────+ | +─────+ | +─────+
| | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | |
| +─────+ | +─────+ | +─────+ | +─────+ | +─────+ | +─────+
+->|PML5E+---+ +->|PML4E|---+ +->|PDPE |---+ +->|PDE |---+ +->|PTE |---+ +->| PA |
+─────+ |52 +─────+ |52 +─────+ |52 +─────+ |52 +─────+ |52 +─────+
| | | | | | | | | | | | | | | | |
+----->+─────+ +---->+─────+ +----->+─────+ +----->+─────+ +----->+─────+ +----->+─────+
| 4K 4K 4K 4K 4K 4K
|
|
|
|
63 52 51 | 12 11 0
+─────────────+───+─────────────────────────────────+───────────────+
| | Page-Map Level-4 or Level-5 | |
| MBZ | Table Base Address | | CR3
| | | |
+─────────────+─────────────────────────────────────+───────────────+
Size Reference Table
1B 2^0 0x1 2B 2^1 0x2 4B 2^2 0x4 8B 2^3 0x8 16B 2^4 0x10 32B 2^5 0x20 64B 2^6 0x40 128B 2^7 0x80 256B 2^8 0x100 512B 2^9 0x200
1KB 2^10 0x400 2KB 2^11 0x800 4KB 2^12 0x1000 8KB 2^13 0x2000 16KB 2^14 0x4000 32KB 2^15 0x8000 64KB 2^16 0x10000 128KB 2^17 0x20000 256KB 2^18 0x40000 512KB 2^19 0x80000
1MB 2^20 0x100000 2MB 2^21 0x200000 4MB 2^22 0x400000 8MB 2^23 0x800000 16MB 2^24 0x1000000 32MB 2^25 0x2000000 64MB 2^26 0x4000000 128MB 2^27 0x8000000 256MB 2^28 0x10000000 512MB 2^29 0x20000000
1GB 2^30 0x40000000 2GB 2^31 0x80000000 4GB 2^32 0x100000000 8GB 2^33 0x200000000 16GB 2^34 0x400000000 32GB 2^35 0x800000000 64GB 2^36 0x1000000000 128GB 2^37 0x2000000000 256GB 2^38 0x4000000000 512GB 2^39 0x8000000000
1TB 2^40 0x10000000000 2TB 2^41 0x20000000000 4TB 2^42 0x40000000000 8TB 2^43 0x80000000000 16TB 2^44 0x100000000000 32TB 2^45 0x200000000000 64TB 2^46 0x400000000000 128TB 2^47 0x800000000000 256TB 2^48 0x1000000000000 512TB 2^49 0x2000000000000
1PB 2^50 0x4000000000000 2PB 2^51 0x8000000000000 4PB 2^52 0x10000000000000 8PB 2^53 0x20000000000000 16PB 2^54 0x40000000000000 32PB 2^55 0x80000000000000 64PB 2^56 0x100000000000000 128PB 2^57 0x200000000000000 256PB 2^58 0x400000000000000 512PB 2^59 0x800000000000000