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URL https://opencores.org/ocsvn/ethmac/ethmac/trunk

Subversion Repositories ethmac

Compare Revisions

  • This comparison shows the changes necessary to convert path
    /
    from Rev 327 to Rev 328
    Reverse comparison

Rev 327 → Rev 328

/trunk/rtl/verilog/eth_txethmac.v
43,6 → 43,9
// CVS Revision History
//
// $Log: not supported by cvs2svn $
// Revision 1.8 2003/01/30 13:33:24 mohor
// When padding was enabled and crc disabled, frame was not ended correctly.
//
// Revision 1.7 2002/02/26 16:24:01 mohor
// RetryCntLatched was unused and removed from design
//
175,6 → 178,7
wire StatePAD;
wire StateFCS;
wire StateJam;
wire StateJam_q;
wire StateBackOff;
wire StateSFD;
wire StartTxRetry;
347,7 → 351,7
 
// Transmit nibble
always @ (StatePreamble or StateData or StateData or StateFCS or StateJam or StateSFD or TxData or
Crc or NibCnt or NibCntEq15)
Crc or NibCntEq15)
begin
if(StateData[0])
MTxD_d[3:0] = TxData[3:0]; // Lower nibble
/trunk/rtl/verilog/eth_txcounters.v
43,6 → 43,9
// CVS Revision History
//
// $Log: not supported by cvs2svn $
// Revision 1.5 2002/04/22 14:54:14 mohor
// FCS should not be included in NibbleMinFl.
//
// Revision 1.4 2002/01/23 10:28:16 mohor
// Link in the header changed.
//
138,7 → 141,7
 
 
 
assign IncrementNibCnt = StateIPG | StatePreamble | (|StateData) & ~|DlyCrcCnt[2:0] | StatePAD
assign IncrementNibCnt = StateIPG | StatePreamble | (|StateData) | StatePAD
| StateFCS | StateJam | StateBackOff | StateDefer & ~ExcessiveDefer & TxStartFrm;
 
 
170,7 → 173,7
 
assign ExcessiveDefer = NibCnt[13:0] == 16'h17b7 & ~ExDfrEn; // 6071 nibbles
 
assign IncrementByteCnt = StateData[1] & ~ByteCntMax & ~|DlyCrcCnt[2:0]
assign IncrementByteCnt = StateData[1] & ~ByteCntMax
| StateBackOff & (&NibCnt[6:0])
| (StatePAD | StateFCS) & NibCnt[0] & ~ByteCntMax;
 

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