MEDIATEK Ralink MT7620 - Page 476

PGMT7620_V.1.0_040503
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MT7620 PROGRAMMING GUIDE
Integrated 802.11n MAC/BBP and 2.4 GHz RF/FEM Router-on-a-Chip
3.2 Security Tables (offset: 0x4000)
The following security tables are found in this section.
Table Name and Offset
Description
Pairwise Key Table (offset: 0x4000)
The location and format of the pairwise keys.
IV/EIV Table (offset: 0x6000)
The location and format of the (Extended) Initialization Vectors.
WCID Attribute Table (offset: 0x6800)
The location and format of the wireless client attributes.
Shared Key Table (offset: 0x6C00)
The location and format of the shared keys.
Shared Key Mode (offset: 0x7000)
The location and format of the shared key security method.
Shared Key Mode Extension (for
BSS_IDX=8 to 15) (offset: 0x73F0)
The location and format of additional shared key security
methods.
Shared Key Table Extension (for
BSS_IDX=8 to 15) (offset: 0x7400)
The location and format of additional shared key security
methods.
WAPI PN Table (Extension of IV/EIV
Table) (offset: 0x7800)
The location and format of the WAPI packet numbers.
3.3 Security Table Map
The following table shows the memory locations of the security key tables.
Pairwise Key Table
(8 KB)
0x4000
0x6000
0x6800
0x6C00
0x7800
0x7000
Shared Key Mode + Spare memory space
(1 KB not fully used)
0x7400
WAPI PN Table (2 KB)
Shared Key Extension Table (1 KB)
Shared Key Table (1 KB)
WCID Attribute Table (1 KB)
IV/EIV Table (2 KB)
Figure 3-1 Security Key Memory Locations