32.8.25 GMAC Hash Register Top

The Unicast Hash Enable (UNIHEN) and the Multicast Hash Enable (MITIHEN) bits in the Network Configuration Register (NCFGR) enable the reception of hash matched frames.

Table 32-40. Register Bit Attribute Legend
SymbolDescriptionSymbolDescriptionSymbolDescription
RReadable bitHCCleared by Hardware(Grey cell)Unimplemented
WWritable bitHSSet by HardwareXBit is unknown at Reset
KWrite to clearSSoftware settable bit
Name: HRT
Offset: 0x1084
Reset: 0x00000000
Property: Read/Write

Bit 3130292827262524 
 ADDR[31:24] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 2322212019181716 
 ADDR[23:16] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 15141312111098 
 ADDR[15:8] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 76543210 
 ADDR[7:0] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 31:0 – ADDR[31:0] Hash Address

Bits 63 to 32 of the Hash Address Register.