32.8.55 GMAC Transmit Underruns Register

Table 32-70. 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: TUR
Offset: 0x1134
Reset: 0x00000000
Property: -

Bit 3130292827262524 
          
Access  
Reset  
Bit 2322212019181716 
          
Access  
Reset  
Bit 15141312111098 
       TXUNR[9:8] 
Access RR 
Reset 00 
Bit 76543210 
 TXUNR[7:0] 
Access RRRRRRRR 
Reset 00000000 

Bits 9:0 – TXUNR[9:0] Transmit Underruns

This register counts the number of frames not transmitted due to a transmit underrun. If this register is incremented then no other statistics register is incremented.