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[/] [ethmac/] [tags/] [rel_19/] [rtl/] [verilog/] [eth_registers.v] - Diff between revs 69 and 74

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//////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////
//
//
// CVS Revision History
// CVS Revision History
//
//
// $Log: not supported by cvs2svn $
// $Log: not supported by cvs2svn $
 
// Revision 1.12  2002/02/17 13:23:42  mohor
 
// Define missmatch fixed.
 
//
// Revision 1.11  2002/02/16 14:03:44  mohor
// Revision 1.11  2002/02/16 14:03:44  mohor
// Registered trimmed. Unused registers removed.
// Registered trimmed. Unused registers removed.
//
//
// Revision 1.10  2002/02/15 11:08:25  mohor
// Revision 1.10  2002/02/15 11:08:25  mohor
// File format fixed a bit.
// File format fixed a bit.
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module eth_registers( DataIn, Address, Rw, Cs, Clk, Reset, DataOut,
module eth_registers( DataIn, Address, Rw, Cs, Clk, Reset, DataOut,
                      r_RecSmall, r_Pad, r_HugEn, r_CrcEn, r_DlyCrcEn,
                      r_RecSmall, r_Pad, r_HugEn, r_CrcEn, r_DlyCrcEn,
                      r_Rst, r_FullD, r_ExDfrEn, r_NoBckof, r_LoopBck, r_IFG,
                      r_Rst, r_FullD, r_ExDfrEn, r_NoBckof, r_LoopBck, r_IFG,
                      r_Pro, r_Iam, r_Bro, r_NoPre, r_TxEn, r_RxEn,
                      r_Pro, r_Iam, r_Bro, r_NoPre, r_TxEn, r_RxEn,
                      TxB_IRQ, TxE_IRQ, RxB_IRQ, RxF_IRQ, Busy_IRQ,
                      TxB_IRQ, TxE_IRQ, RxB_IRQ, RxE_IRQ, Busy_IRQ, TxC_IRQ, RxC_IRQ,
                      r_IPGT, r_IPGR1, r_IPGR2, r_MinFL, r_MaxFL, r_MaxRet,
                      r_IPGT, r_IPGR1, r_IPGR2, r_MinFL, r_MaxFL, r_MaxRet,
                      r_CollValid, r_TxFlow, r_RxFlow, r_PassAll,
                      r_CollValid, r_TxFlow, r_RxFlow, r_PassAll,
                      r_MiiMRst, r_MiiNoPre, r_ClkDiv, r_WCtrlData, r_RStat, r_ScanStat,
                      r_MiiMRst, r_MiiNoPre, r_ClkDiv, r_WCtrlData, r_RStat, r_ScanStat,
                      r_RGAD, r_FIAD, r_CtrlData, NValid_stat, Busy_stat,
                      r_RGAD, r_FIAD, r_CtrlData, NValid_stat, Busy_stat,
                      LinkFail, r_MAC, WCtrlDataStart, RStatStart,
                      LinkFail, r_MAC, WCtrlDataStart, RStatStart,
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output [31:0] r_HASH1;
output [31:0] r_HASH1;
 
 
input TxB_IRQ;
input TxB_IRQ;
input TxE_IRQ;
input TxE_IRQ;
input RxB_IRQ;
input RxB_IRQ;
input RxF_IRQ;
input RxE_IRQ;
input Busy_IRQ;
input Busy_IRQ;
 
input TxC_IRQ;
 
input RxC_IRQ;
 
 
output [6:0] r_IPGT;
output [6:0] r_IPGT;
 
 
output [6:0] r_IPGR1;
output [6:0] r_IPGR1;
 
 
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output       int_o;
output       int_o;
 
 
reg          irq_txb;
reg          irq_txb;
reg          irq_txe;
reg          irq_txe;
reg          irq_rxb;
reg          irq_rxb;
reg          irq_rxf;
reg          irq_rxe;
reg          irq_busy;
reg          irq_busy;
 
reg          irq_txc;
 
reg          irq_rxc;
 
 
wire Write = Cs &  Rw;
wire Write = Cs &  Rw;
wire Read  = Cs & ~Rw;
wire Read  = Cs & ~Rw;
 
 
wire MODER_Wr       = (Address == `ETH_MODER_ADR       )  & Write;
wire MODER_Wr       = (Address == `ETH_MODER_ADR       )  & Write;
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wire [31:0] TX_BD_NUMOut;
wire [31:0] TX_BD_NUMOut;
wire [31:0] HASH0Out;
wire [31:0] HASH0Out;
wire [31:0] HASH1Out;
wire [31:0] HASH1Out;
 
 
 
 
 
eth_register #(17, `ETH_MODER_DEF)      MODER        (.DataIn(DataIn[16:0]), .DataOut(MODEROut[16:0]),     .Write(MODER_Wr),      .Clk(Clk), .Reset(Reset));
eth_register #(17) MODER       (.DataIn(DataIn[16:0]), .DataOut(MODEROut[16:0]),     .Write(MODER_Wr),      .Clk(Clk), .Reset(Reset), .Default(`ETH_MODER_DEF));
 
assign MODEROut[31:17] = 0;
assign MODEROut[31:17] = 0;
 
 
eth_register #(5) INT_MASK     (.DataIn(DataIn[4:0]),  .DataOut(INT_MASKOut[4:0]),   .Write(INT_MASK_Wr),   .Clk(Clk), .Reset(Reset), .Default(`ETH_INT_MASK_DEF));
eth_register #(7, `ETH_INT_MASK_DEF)     INT_MASK    (.DataIn(DataIn[6:0]),  .DataOut(INT_MASKOut[6:0]),   .Write(INT_MASK_Wr),   .Clk(Clk), .Reset(Reset));
assign INT_MASKOut[31:5] = 0;
assign INT_MASKOut[31:7] = 0;
 
 
eth_register #(7)  IPGT        (.DataIn(DataIn[6:0]),  .DataOut(IPGTOut[6:0]),       .Write(IPGT_Wr),       .Clk(Clk), .Reset(Reset), .Default(`ETH_IPGT_DEF));
eth_register #(7, `ETH_IPGT_DEF)         IPGT        (.DataIn(DataIn[6:0]),  .DataOut(IPGTOut[6:0]),       .Write(IPGT_Wr),       .Clk(Clk), .Reset(Reset));
assign IPGTOut[31:7] = 0;
assign IPGTOut[31:7] = 0;
 
 
eth_register #(7)  IPGR1       (.DataIn(DataIn[6:0]),  .DataOut(IPGR1Out[6:0]),      .Write(IPGR1_Wr),      .Clk(Clk), .Reset(Reset), .Default(`ETH_IPGR1_DEF));
eth_register #(7, `ETH_IPGR1_DEF)        IPGR1       (.DataIn(DataIn[6:0]),  .DataOut(IPGR1Out[6:0]),      .Write(IPGR1_Wr),      .Clk(Clk), .Reset(Reset));
assign IPGR1Out[31:7] = 0;
assign IPGR1Out[31:7] = 0;
 
 
eth_register #(7)  IPGR2       (.DataIn(DataIn[6:0]),  .DataOut(IPGR2Out[6:0]),      .Write(IPGR2_Wr),      .Clk(Clk), .Reset(Reset), .Default(`ETH_IPGR2_DEF));
eth_register #(7, `ETH_IPGR2_DEF)        IPGR2       (.DataIn(DataIn[6:0]),  .DataOut(IPGR2Out[6:0]),      .Write(IPGR2_Wr),      .Clk(Clk), .Reset(Reset));
assign IPGR2Out[31:7] = 0;
assign IPGR2Out[31:7] = 0;
 
 
eth_register #(32) PACKETLEN   (.DataIn(DataIn),       .DataOut(PACKETLENOut),       .Write(PACKETLEN_Wr),  .Clk(Clk), .Reset(Reset), .Default(`ETH_PACKETLEN_DEF));
eth_register #(32, `ETH_PACKETLEN_DEF)   PACKETLEN   (.DataIn(DataIn),       .DataOut(PACKETLENOut),       .Write(PACKETLEN_Wr),  .Clk(Clk), .Reset(Reset));
 
 
eth_register #(6) COLLCONF0    (.DataIn(DataIn[5:0]),  .DataOut(COLLCONFOut[5:0]),   .Write(COLLCONF_Wr),   .Clk(Clk), .Reset(Reset), .Default(`ETH_COLLCONF0_DEF));
eth_register #(6, `ETH_COLLCONF0_DEF)    COLLCONF0   (.DataIn(DataIn[5:0]),  .DataOut(COLLCONFOut[5:0]),   .Write(COLLCONF_Wr),   .Clk(Clk), .Reset(Reset));
eth_register #(4) COLLCONF1    (.DataIn(DataIn[19:16]),.DataOut(COLLCONFOut[19:16]), .Write(COLLCONF_Wr),   .Clk(Clk), .Reset(Reset), .Default(`ETH_COLLCONF1_DEF));
eth_register #(4, `ETH_COLLCONF1_DEF)    COLLCONF1   (.DataIn(DataIn[19:16]),.DataOut(COLLCONFOut[19:16]), .Write(COLLCONF_Wr),   .Clk(Clk), .Reset(Reset));
assign COLLCONFOut[15:6] = 0;
assign COLLCONFOut[15:6] = 0;
assign COLLCONFOut[31:20] = 0;
assign COLLCONFOut[31:20] = 0;
 
 
eth_register #(8) TX_BD_NUM    (.DataIn(DataIn[7:0]),  .DataOut(TX_BD_NUMOut[7:0]), .Write(TX_BD_NUM_Wr),  .Clk(Clk), .Reset(Reset), .Default(`ETH_TX_BD_NUM_DEF));
eth_register #(8, `ETH_TX_BD_NUM_DEF)    TX_BD_NUM   (.DataIn(DataIn[7:0]),  .DataOut(TX_BD_NUMOut[7:0]), .Write(TX_BD_NUM_Wr),  .Clk(Clk), .Reset(Reset));
assign TX_BD_NUMOut[31:8] = 24'h0;
assign TX_BD_NUMOut[31:8] = 24'h0;
 
 
eth_register #(3)  CTRLMODER2  (.DataIn(DataIn[2:0]),  .DataOut(CTRLMODEROut[2:0]),  .Write(CTRLMODER_Wr),  .Clk(Clk), .Reset(Reset), .Default(`ETH_CTRLMODER_DEF));
eth_register #(3, `ETH_CTRLMODER_DEF)    CTRLMODER2  (.DataIn(DataIn[2:0]),  .DataOut(CTRLMODEROut[2:0]),  .Write(CTRLMODER_Wr),  .Clk(Clk), .Reset(Reset));
assign CTRLMODEROut[31:3] = 29'h0;
assign CTRLMODEROut[31:3] = 29'h0;
 
 
eth_register #(11) MIIMODER    (.DataIn(DataIn[10:0]), .DataOut(MIIMODEROut[10:0]),  .Write(MIIMODER_Wr),   .Clk(Clk), .Reset(Reset), .Default(`ETH_MIIMODER_DEF));
eth_register #(11, `ETH_MIIMODER_DEF)    MIIMODER    (.DataIn(DataIn[10:0]), .DataOut(MIIMODEROut[10:0]),  .Write(MIIMODER_Wr),   .Clk(Clk), .Reset(Reset));
assign MIIMODEROut[31:11] = 0;
assign MIIMODEROut[31:11] = 0;
 
 
eth_register #(1)  MIICOMMAND2 (.DataIn(DataIn[2]),    .DataOut(MIICOMMANDOut[2]),   .Write(MIICOMMAND_Wr), .Clk(Clk), .Reset(Reset | WCtrlDataStart), .Default(1'b0));
eth_register #(1, 0)                     MIICOMMAND2 (.DataIn(DataIn[2]),    .DataOut(MIICOMMANDOut[2]),   .Write(MIICOMMAND_Wr), .Clk(Clk), .Reset(Reset | WCtrlDataStart));
eth_register #(1)  MIICOMMAND1 (.DataIn(DataIn[1]),    .DataOut(MIICOMMANDOut[1]),   .Write(MIICOMMAND_Wr), .Clk(Clk), .Reset(Reset | RStatStart),     .Default(1'b0));
eth_register #(1, 0)                     MIICOMMAND1 (.DataIn(DataIn[1]),    .DataOut(MIICOMMANDOut[1]),   .Write(MIICOMMAND_Wr), .Clk(Clk), .Reset(Reset | RStatStart));
eth_register #(1)  MIICOMMAND0 (.DataIn(DataIn[0]),    .DataOut(MIICOMMANDOut[0]),   .Write(MIICOMMAND_Wr), .Clk(Clk), .Reset(Reset),                  .Default(1'b0));
eth_register #(1, 0)                     MIICOMMAND0 (.DataIn(DataIn[0]),    .DataOut(MIICOMMANDOut[0]),   .Write(MIICOMMAND_Wr), .Clk(Clk), .Reset(Reset));
assign MIICOMMANDOut[31:3] = 29'h0;
assign MIICOMMANDOut[31:3] = 29'h0;
 
 
eth_register #(5)  MIIADDRESS0 (.DataIn(DataIn[4:0]),  .DataOut(MIIADDRESSOut[4:0]), .Write(MIIADDRESS_Wr), .Clk(Clk), .Reset(Reset), .Default(`ETH_MIIADDRESS0_DEF));
eth_register #(5, `ETH_MIIADDRESS0_DEF)  MIIADDRESS0 (.DataIn(DataIn[4:0]),  .DataOut(MIIADDRESSOut[4:0]), .Write(MIIADDRESS_Wr), .Clk(Clk), .Reset(Reset));
eth_register #(5)  MIIADDRESS1 (.DataIn(DataIn[12:8]), .DataOut(MIIADDRESSOut[12:8]),.Write(MIIADDRESS_Wr), .Clk(Clk), .Reset(Reset), .Default(`ETH_MIIADDRESS1_DEF));
eth_register #(5, `ETH_MIIADDRESS1_DEF)  MIIADDRESS1 (.DataIn(DataIn[12:8]), .DataOut(MIIADDRESSOut[12:8]),.Write(MIIADDRESS_Wr), .Clk(Clk), .Reset(Reset));
assign MIIADDRESSOut[7:5] = 0;
assign MIIADDRESSOut[7:5] = 0;
assign MIIADDRESSOut[31:13] = 0;
assign MIIADDRESSOut[31:13] = 0;
 
 
eth_register #(16) MIITX_DATA  (.DataIn(DataIn[15:0]), .DataOut(MIITX_DATAOut[15:0]),.Write(MIITX_DATA_Wr), .Clk(Clk), .Reset(Reset), .Default(`ETH_MIITX_DATA_DEF));
eth_register #(16, `ETH_MIITX_DATA_DEF)  MIITX_DATA  (.DataIn(DataIn[15:0]), .DataOut(MIITX_DATAOut[15:0]),.Write(MIITX_DATA_Wr), .Clk(Clk), .Reset(Reset));
assign MIITX_DATAOut[31:16] = 0;
assign MIITX_DATAOut[31:16] = 0;
 
 
eth_register #(16) MIIRX_DATA  (.DataIn(Prsd[15:0]),   .DataOut(MIIRX_DATAOut[15:0]),.Write(MIIRX_DATA_Wr), .Clk(Clk), .Reset(Reset), .Default(`ETH_MIIRX_DATA_DEF));
eth_register #(16, `ETH_MIIRX_DATA_DEF)  MIIRX_DATA  (.DataIn(Prsd[15:0]),   .DataOut(MIIRX_DATAOut[15:0]),.Write(MIIRX_DATA_Wr), .Clk(Clk), .Reset(Reset));
assign MIIRX_DATAOut[31:16] = 0;
assign MIIRX_DATAOut[31:16] = 0;
 
 
eth_register #(32) MAC_ADDR0   (.DataIn(DataIn),       .DataOut(MAC_ADDR0Out),       .Write(MAC_ADDR0_Wr),  .Clk(Clk), .Reset(Reset), .Default(`ETH_MAC_ADDR0_DEF));
eth_register #(32, `ETH_MAC_ADDR0_DEF)   MAC_ADDR0   (.DataIn(DataIn),       .DataOut(MAC_ADDR0Out),       .Write(MAC_ADDR0_Wr),  .Clk(Clk), .Reset(Reset));
eth_register #(16) MAC_ADDR1   (.DataIn(DataIn[15:0]), .DataOut(MAC_ADDR1Out[15:0]), .Write(MAC_ADDR1_Wr),  .Clk(Clk), .Reset(Reset), .Default(`ETH_MAC_ADDR1_DEF));
eth_register #(16, `ETH_MAC_ADDR1_DEF)   MAC_ADDR1   (.DataIn(DataIn[15:0]), .DataOut(MAC_ADDR1Out[15:0]), .Write(MAC_ADDR1_Wr),  .Clk(Clk), .Reset(Reset));
assign MAC_ADDR1Out[31:16] = 0;
assign MAC_ADDR1Out[31:16] = 0;
 
 
 
 
eth_register #(32) RXHASH0     (.DataIn(DataIn),       .DataOut(HASH0Out),           .Write(HASH0_Wr),      .Clk(Clk), .Reset(Reset), .Default(`ETH_HASH0_DEF));
eth_register #(32, `ETH_HASH0_DEF)       RXHASH0     (.DataIn(DataIn),       .DataOut(HASH0Out),           .Write(HASH0_Wr),      .Clk(Clk), .Reset(Reset));
eth_register #(32) RXHASH1     (.DataIn(DataIn),       .DataOut(HASH1Out),           .Write(HASH1_Wr),      .Clk(Clk), .Reset(Reset), .Default(`ETH_HASH1_DEF));
eth_register #(32, `ETH_HASH1_DEF)       RXHASH1     (.DataIn(DataIn),       .DataOut(HASH1Out),           .Write(HASH1_Wr),      .Clk(Clk), .Reset(Reset));
 
 
 
 
reg LinkFailRegister;
reg LinkFailRegister;
wire ResetLinkFailRegister = Address == `ETH_MIISTATUS_ADR & Read;
wire ResetLinkFailRegister = Address == `ETH_MIISTATUS_ADR & Read;
reg ResetLinkFailRegister_q1;
reg ResetLinkFailRegister_q1;
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end
end
 
 
always @ (posedge Clk or posedge Reset)
always @ (posedge Clk or posedge Reset)
begin
begin
  if(Reset)
  if(Reset)
    irq_rxf <= 1'b0;
    irq_rxe <= 1'b0;
  else
  else
  if(RxF_IRQ & INT_MASKOut[3])
  if(RxE_IRQ & INT_MASKOut[3])
    irq_rxf <= #Tp 1'b1;
    irq_rxe <= #Tp 1'b1;
  else
  else
  if(INT_SOURCE_Wr & DataIn[3])
  if(INT_SOURCE_Wr & DataIn[3])
    irq_rxf <= #Tp 1'b0;
    irq_rxe <= #Tp 1'b0;
end
end
 
 
always @ (posedge Clk or posedge Reset)
always @ (posedge Clk or posedge Reset)
begin
begin
  if(Reset)
  if(Reset)
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  else
  else
  if(INT_SOURCE_Wr & DataIn[4])
  if(INT_SOURCE_Wr & DataIn[4])
    irq_busy <= #Tp 1'b0;
    irq_busy <= #Tp 1'b0;
end
end
 
 
 
always @ (posedge Clk or posedge Reset)
 
begin
 
  if(Reset)
 
    irq_txc <= 1'b0;
 
  else
 
  if(TxC_IRQ & INT_MASKOut[5])
 
    irq_txc <= #Tp 1'b1;
 
  else
 
  if(INT_SOURCE_Wr & DataIn[5])
 
    irq_txc <= #Tp 1'b0;
 
end
 
 
 
always @ (posedge Clk or posedge Reset)
 
begin
 
  if(Reset)
 
    irq_rxc <= 1'b0;
 
  else
 
  if(RxC_IRQ & INT_MASKOut[6])
 
    irq_rxc <= #Tp 1'b1;
 
  else
 
  if(INT_SOURCE_Wr & DataIn[6])
 
    irq_rxc <= #Tp 1'b0;
 
end
 
 
// Generating interrupt signal
// Generating interrupt signal
assign int_o = irq_txb | irq_txe | irq_rxb | irq_rxf | irq_busy;
assign int_o = irq_txb | irq_txe | irq_rxb | irq_rxe | irq_busy | irq_txc | irq_rxc;
 
 
// For reading interrupt status
// For reading interrupt status
assign INT_SOURCEOut = {28'h0, irq_busy, irq_rxf, irq_rxb, irq_txe, irq_txb};
assign INT_SOURCEOut = {26'h0, irq_rxc, irq_txc, irq_busy, irq_rxe, irq_rxb, irq_txe, irq_txb};
 
 
 
 
 
 
endmodule
endmodule
 
 
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