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qaztronic |
//////////////////////////////////////////////////////////////////////////////
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// File name : s29al032d_00.v
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//////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2005 Spansion, LLC.
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//
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// MODIFICATION HISTORY :
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//
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//
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// version: | author: | mod date: | changes made:
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// V1.0 D.Lukovic 05 May 17 Initial release
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//
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//////////////////////////////////////////////////////////////////////////////
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//
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// PART DESCRIPTION:
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//
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// Library: FLASH
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// Technology: Flash memory
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// Part: s29al032d_00
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//
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// Description: 32Mbit (4M x 8-Bit) Flash Memory
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//
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//
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//
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///////////////////////////////////////////////////////////////////////////////
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// Known Bugs:
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//
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///////////////////////////////////////////////////////////////////////////////
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`timescale 1 ns/1 ns
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module s29al032d_00
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(
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A21 ,
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A20 ,
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A19 ,
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A18 ,
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A17 ,
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A16 ,
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A15 ,
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A14 ,
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A13 ,
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A12 ,
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A11 ,
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A10 ,
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A9 ,
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A8 ,
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A7 ,
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A6 ,
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A5 ,
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A4 ,
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A3 ,
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A2 ,
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A1 ,
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A0 ,
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DQ7 ,
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DQ6 ,
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DQ5 ,
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DQ4 ,
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DQ3 ,
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DQ2 ,
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DQ1 ,
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DQ0 ,
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CENeg ,
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OENeg ,
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WENeg ,
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RESETNeg ,
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ACC ,
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RY
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);
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////////////////////////////////////////////////////////////////////////
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// Port / Part Pin Declarations
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////////////////////////////////////////////////////////////////////////
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input A21 ;
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input A20 ;
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input A19 ;
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input A18 ;
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input A17 ;
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input A16 ;
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input A15 ;
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input A14 ;
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input A13 ;
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input A12 ;
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input A11 ;
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input A10 ;
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input A9 ;
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input A8 ;
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input A7 ;
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input A6 ;
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input A5 ;
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input A4 ;
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input A3 ;
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input A2 ;
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input A1 ;
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input A0 ;
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inout DQ7 ;
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inout DQ6 ;
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inout DQ5 ;
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inout DQ4 ;
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inout DQ3 ;
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inout DQ2 ;
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inout DQ1 ;
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inout DQ0 ;
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input CENeg ;
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input OENeg ;
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input WENeg ;
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input RESETNeg ;
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input ACC ;
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output RY ;
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// interconnect path delay signals
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wire A21_ipd ;
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wire A20_ipd ;
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wire A19_ipd ;
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wire A18_ipd ;
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wire A17_ipd ;
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wire A16_ipd ;
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wire A15_ipd ;
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wire A14_ipd ;
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wire A13_ipd ;
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wire A12_ipd ;
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wire A11_ipd ;
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wire A10_ipd ;
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wire A9_ipd ;
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wire A8_ipd ;
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wire A7_ipd ;
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wire A6_ipd ;
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wire A5_ipd ;
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wire A4_ipd ;
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wire A3_ipd ;
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wire A2_ipd ;
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wire A1_ipd ;
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wire A0_ipd ;
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wire [21 : 0] A;
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assign A = {
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A21_ipd,
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A20_ipd,
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A19_ipd,
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A18_ipd,
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A17_ipd,
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A16_ipd,
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A15_ipd,
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A14_ipd,
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A13_ipd,
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A12_ipd,
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A11_ipd,
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A10_ipd,
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A9_ipd,
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A8_ipd,
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A7_ipd,
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A6_ipd,
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A5_ipd,
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A4_ipd,
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A3_ipd,
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A2_ipd,
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A1_ipd,
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A0_ipd };
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wire DQ7_ipd ;
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wire DQ6_ipd ;
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wire DQ5_ipd ;
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wire DQ4_ipd ;
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wire DQ3_ipd ;
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wire DQ2_ipd ;
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wire DQ1_ipd ;
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wire DQ0_ipd ;
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wire [7 : 0 ] DIn;
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assign DIn = {DQ7_ipd,
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DQ6_ipd,
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DQ5_ipd,
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DQ4_ipd,
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DQ3_ipd,
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DQ2_ipd,
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DQ1_ipd,
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DQ0_ipd };
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wire [7 : 0 ] DOut;
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assign DOut = {DQ7,
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DQ6,
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DQ5,
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DQ4,
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DQ3,
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DQ2,
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DQ1,
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DQ0 };
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wire CENeg_ipd ;
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wire OENeg_ipd ;
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wire WENeg_ipd ;
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wire RESETNeg_ipd ;
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wire ACC_ipd ;
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wire VIO_ipd ;
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// internal delays
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reg HANG_out ; // Program/Erase Timing Limit
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reg HANG_in ;
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reg START_T1 ; // Start TimeOut
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reg START_T1_in ;
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reg CTMOUT ; // Sector Erase TimeOut
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reg CTMOUT_in ;
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reg READY_in ;
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reg READY ; // Device ready after reset
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reg [7 : 0] DOut_zd;
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wire DQ7_Pass ;
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wire DQ6_Pass ;
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wire DQ5_Pass ;
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wire DQ4_Pass ;
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wire DQ3_Pass ;
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wire DQ2_Pass ;
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wire DQ1_Pass ;
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wire DQ0_Pass ;
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reg [7 : 0] DOut_Pass;
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assign {DQ7_Pass,
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DQ6_Pass,
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DQ5_Pass,
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DQ4_Pass,
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DQ3_Pass,
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DQ2_Pass,
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DQ1_Pass,
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DQ0_Pass } = DOut_Pass;
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reg RY_zd;
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parameter UserPreload = 1'b0;
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parameter mem_file_name = "none";
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parameter prot_file_name = "none";
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parameter secsi_file_name = "none";
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parameter TimingModel = "DefaultTimingModel";
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parameter DelayValues = "FROM_PLI";
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parameter PartID = "s29al032d";
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parameter MaxData = 255;
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parameter SecSize = 65535;
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parameter SecNum = 63;
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parameter HiAddrBit = 21;
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parameter SecSiSize = 255;
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// powerup
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reg PoweredUp;
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//FSM control signals
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reg ULBYPASS ; ////Unlock Bypass Active
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reg ESP_ACT ; ////Erase Suspend
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reg OTP_ACT ; ////SecSi Access
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reg PDONE ; ////Prog. Done
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reg PSTART ; ////Start Programming
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//Program location is in protected sector
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reg PERR ;
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reg EDONE ; ////Ers. Done
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reg ESTART ; ////Start Erase
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reg ESUSP ; ////Suspend Erase
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reg ERES ; ////Resume Erase
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//All sectors selected for erasure are protected
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reg EERR ;
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//Sectors selected for erasure
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reg [SecNum:0] Ers_queue; // = SecNum'b0;
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//Command Register
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reg write ;
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reg read ;
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//Sector Address
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integer SecAddr = 0;
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integer SA = 0;
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//Address within sector
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integer Address = 0;
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integer MemAddress = 0;
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integer SecSiAddr = 0;
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integer AS_ID = 0;
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integer AS_SecSi_FP = 0;
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integer AS_ID2 = 0;
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//A19:A11 Don't Care
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integer Addr ;
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//glitch protection
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wire gWE_n ;
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wire gCE_n ;
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wire gOE_n ;
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reg RST ;
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reg reseted ;
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integer Mem[0:(SecNum+1)*(SecSize+1)-1];
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//Sector Protection Status
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reg [SecNum:0] Sec_Prot;
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// timing check violation
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reg Viol = 1'b0;
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// CFI query address
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| 308 |
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integer SecSi[0:SecSiSize];
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integer CFI_array[16:79];
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reg FactoryProt = 0;
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| 313 |
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integer WBData;
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integer WBAddr;
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| 315 |
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| 316 |
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reg oe = 1'b0;
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event oe_event;
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event initOK;
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| 320 |
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event MergeE;
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| 321 |
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| 322 |
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//Status reg.
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| 323 |
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reg[15:0] Status = 8'b0;
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| 324 |
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| 325 |
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reg[7:0] old_bit, new_bit;
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| 326 |
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integer old_int, new_int;
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| 327 |
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integer wr_cnt;
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| 328 |
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reg[7:0] temp;
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| 329 |
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| 330 |
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integer S_ind = 0;
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| 331 |
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integer ind = 0;
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| 332 |
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| 333 |
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integer i,j,k;
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| 334 |
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| 335 |
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integer Debug;
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| 336 |
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| 337 |
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//TPD_XX_DATA
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| 338 |
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time OEDQ_t;
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| 339 |
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time CEDQ_t;
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| 340 |
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time ADDRDQ_t;
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| 341 |
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time OENeg_event;
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| 342 |
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time CENeg_event;
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| 343 |
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time OENeg_posEvent;
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| 344 |
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time CENeg_posEvent;
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| 345 |
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time ADDR_event;
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| 346 |
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reg FROMOE;
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| 347 |
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reg FROMCE;
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| 348 |
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reg FROMADDR;
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| 349 |
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integer OEDQ_01;
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| 350 |
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integer CEDQ_01;
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| 351 |
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integer ADDRDQ_01;
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| 352 |
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| 353 |
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reg[7:0] TempData;
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| 354 |
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| 355 |
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///////////////////////////////////////////////////////////////////////////////
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| 356 |
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//Interconnect Path Delay Section
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| 357 |
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///////////////////////////////////////////////////////////////////////////////
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| 358 |
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buf (A21_ipd, A21);
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| 359 |
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buf (A20_ipd, A20);
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| 360 |
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buf (A19_ipd, A19);
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| 361 |
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buf (A18_ipd, A18);
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| 362 |
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buf (A17_ipd, A17);
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| 363 |
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buf (A16_ipd, A16);
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| 364 |
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buf (A15_ipd, A15);
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| 365 |
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buf (A14_ipd, A14);
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| 366 |
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buf (A13_ipd, A13);
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| 367 |
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buf (A12_ipd, A12);
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| 368 |
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buf (A11_ipd, A11);
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| 369 |
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buf (A10_ipd, A10);
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| 370 |
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buf (A9_ipd , A9 );
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| 371 |
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buf (A8_ipd , A8 );
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| 372 |
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buf (A7_ipd , A7 );
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| 373 |
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buf (A6_ipd , A6 );
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| 374 |
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buf (A5_ipd , A5 );
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| 375 |
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buf (A4_ipd , A4 );
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| 376 |
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buf (A3_ipd , A3 );
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| 377 |
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buf (A2_ipd , A2 );
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| 378 |
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buf (A1_ipd , A1 );
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| 379 |
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buf (A0_ipd , A0 );
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| 380 |
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| 381 |
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buf (DQ7_ipd , DQ7 );
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| 382 |
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buf (DQ6_ipd , DQ6 );
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| 383 |
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buf (DQ5_ipd , DQ5 );
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| 384 |
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buf (DQ4_ipd , DQ4 );
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| 385 |
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buf (DQ3_ipd , DQ3 );
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| 386 |
|
|
buf (DQ2_ipd , DQ2 );
|
| 387 |
|
|
buf (DQ1_ipd , DQ1 );
|
| 388 |
|
|
buf (DQ0_ipd , DQ0 );
|
| 389 |
|
|
|
| 390 |
|
|
buf (CENeg_ipd , CENeg );
|
| 391 |
|
|
buf (OENeg_ipd , OENeg );
|
| 392 |
|
|
buf (WENeg_ipd , WENeg );
|
| 393 |
|
|
buf (RESETNeg_ipd , RESETNeg );
|
| 394 |
|
|
buf (ACC_ipd , ACC );
|
| 395 |
|
|
///////////////////////////////////////////////////////////////////////////////
|
| 396 |
|
|
// Propagation delay Section
|
| 397 |
|
|
///////////////////////////////////////////////////////////////////////////////
|
| 398 |
|
|
nmos (DQ7 , DQ7_Pass , 1);
|
| 399 |
|
|
nmos (DQ6 , DQ6_Pass , 1);
|
| 400 |
|
|
nmos (DQ5 , DQ5_Pass , 1);
|
| 401 |
|
|
nmos (DQ4 , DQ4_Pass , 1);
|
| 402 |
|
|
nmos (DQ3 , DQ3_Pass , 1);
|
| 403 |
|
|
nmos (DQ2 , DQ2_Pass , 1);
|
| 404 |
|
|
nmos (DQ1 , DQ1_Pass , 1);
|
| 405 |
|
|
nmos (DQ0 , DQ0_Pass , 1);
|
| 406 |
|
|
nmos (RY , 1'b0 , ~RY_zd);
|
| 407 |
|
|
|
| 408 |
|
|
wire deg;
|
| 409 |
|
|
|
| 410 |
|
|
//VHDL VITAL CheckEnable equivalents
|
| 411 |
|
|
// Address setup/hold near WE# falling edge
|
| 412 |
|
|
wire CheckEnable_A0_WE;
|
| 413 |
|
|
assign CheckEnable_A0_WE = ~CENeg && OENeg;
|
| 414 |
|
|
// Data setup/hold near WE# rising edge
|
| 415 |
|
|
wire CheckEnable_DQ0_WE;
|
| 416 |
|
|
assign CheckEnable_DQ0_WE = ~CENeg && OENeg && deg;
|
| 417 |
|
|
// Address setup/hold near CE# falling edge
|
| 418 |
|
|
wire CheckEnable_A0_CE;
|
| 419 |
|
|
assign CheckEnable_A0_CE = ~WENeg && OENeg;
|
| 420 |
|
|
// Data setup/hold near CE# rising edge
|
| 421 |
|
|
wire CheckEnable_DQ0_CE;
|
| 422 |
|
|
assign CheckEnable_DQ0_CE = ~WENeg && OENeg && deg;
|
| 423 |
|
|
|
| 424 |
|
|
specify
|
| 425 |
|
|
|
| 426 |
|
|
// tipd delays: interconnect path delays , mapped to input port delays.
|
| 427 |
|
|
// In Verilog is not necessary to declare any tipd_ delay variables,
|
| 428 |
|
|
// they can be taken from SDF file
|
| 429 |
|
|
// With all the other delays real delays would be taken from SDF file
|
| 430 |
|
|
|
| 431 |
|
|
// tpd delays
|
| 432 |
|
|
specparam tpd_RESETNeg_DQ0 =1;
|
| 433 |
|
|
specparam tpd_A0_DQ0 =1;//tacc ok
|
| 434 |
|
|
specparam tpd_CENeg_DQ0 =1;//ok
|
| 435 |
|
|
//(tCE,tCE,tDF,-,tDF,-)
|
| 436 |
|
|
specparam tpd_OENeg_DQ0 =1;//ok
|
| 437 |
|
|
//(tOE,tOE,tDF,-,tDF,-)
|
| 438 |
|
|
specparam tpd_WENeg_RY =1; //tBUSY
|
| 439 |
|
|
specparam tpd_CENeg_RY =1; //tBUSY
|
| 440 |
|
|
|
| 441 |
|
|
// tsetup values: setup time
|
| 442 |
|
|
specparam tsetup_A0_WENeg =1; //tAS edge \
|
| 443 |
|
|
specparam tsetup_DQ0_WENeg =1; //tDS edge /
|
| 444 |
|
|
|
| 445 |
|
|
// thold values: hold times
|
| 446 |
|
|
specparam thold_A0_WENeg =1; //tAH edge \
|
| 447 |
|
|
specparam thold_DQ0_CENeg =1; //tDH edge /
|
| 448 |
|
|
specparam thold_OENeg_WENeg =1; //tOEH edge /
|
| 449 |
|
|
specparam thold_CENeg_RESETNeg =1; //tRH edge /
|
| 450 |
|
|
specparam thold_WENeg_OENeg =1; //tGHVL edge /
|
| 451 |
|
|
|
| 452 |
|
|
// tpw values: pulse width
|
| 453 |
|
|
specparam tpw_RESETNeg_negedge =1; //tRP
|
| 454 |
|
|
specparam tpw_WENeg_negedge =1; //tWP
|
| 455 |
|
|
specparam tpw_WENeg_posedge =1; //tWPH
|
| 456 |
|
|
specparam tpw_CENeg_negedge =1; //tCP
|
| 457 |
|
|
specparam tpw_CENeg_posedge =1; //tCEPH
|
| 458 |
|
|
specparam tpw_A0_negedge =1; //tWC tRC ok
|
| 459 |
|
|
specparam tpw_A0_posedge =1; //tWC tRC ok
|
| 460 |
|
|
|
| 461 |
|
|
// tdevice values: values for internal delays
|
| 462 |
|
|
//Program Operation
|
| 463 |
|
|
specparam tdevice_POB = 9000; //9 us;
|
| 464 |
|
|
//Sector Erase Operation
|
| 465 |
|
|
specparam tdevice_SEO = 700000000; //700 ms;
|
| 466 |
|
|
//Timing Limit Exceeded
|
| 467 |
|
|
specparam tdevice_HANG = 400000000; //400 ms;
|
| 468 |
|
|
//Erase suspend time
|
| 469 |
|
|
specparam tdevice_START_T1 = 20000; //20 us;
|
| 470 |
|
|
//sector erase command sequence timeout
|
| 471 |
|
|
specparam tdevice_CTMOUT = 50000; //50 us;
|
| 472 |
|
|
//device ready after Hardware reset(during embeded algorithm)
|
| 473 |
|
|
specparam tdevice_READY = 20000; //20 us; //tReady
|
| 474 |
|
|
|
| 475 |
|
|
// If tpd values are fetched from specify block, these parameters
|
| 476 |
|
|
// must change along with SDF values, SDF values change will NOT
|
| 477 |
|
|
// imlicitly apply here !
|
| 478 |
|
|
// If you want tpd values to be fetched by the model itself, please
|
| 479 |
|
|
// use the PLI routine approach but be shure to set parameter
|
| 480 |
|
|
// DelayValues to "FROM_PLI" as default
|
| 481 |
|
|
|
| 482 |
|
|
///////////////////////////////////////////////////////////////////////////////
|
| 483 |
|
|
// Input Port Delays don't require Verilog description
|
| 484 |
|
|
///////////////////////////////////////////////////////////////////////////////
|
| 485 |
|
|
// Path delays //
|
| 486 |
|
|
///////////////////////////////////////////////////////////////////////////////
|
| 487 |
|
|
//for DQ signals
|
| 488 |
|
|
if (FROMCE)
|
| 489 |
|
|
( CENeg => DQ0 ) = tpd_CENeg_DQ0;
|
| 490 |
|
|
if (FROMCE)
|
| 491 |
|
|
( CENeg => DQ1 ) = tpd_CENeg_DQ0;
|
| 492 |
|
|
if (FROMCE)
|
| 493 |
|
|
( CENeg => DQ2 ) = tpd_CENeg_DQ0;
|
| 494 |
|
|
if (FROMCE)
|
| 495 |
|
|
( CENeg => DQ3 ) = tpd_CENeg_DQ0;
|
| 496 |
|
|
if (FROMCE)
|
| 497 |
|
|
( CENeg => DQ4 ) = tpd_CENeg_DQ0;
|
| 498 |
|
|
if (FROMCE)
|
| 499 |
|
|
( CENeg => DQ5 ) = tpd_CENeg_DQ0;
|
| 500 |
|
|
if (FROMCE)
|
| 501 |
|
|
( CENeg => DQ6 ) = tpd_CENeg_DQ0;
|
| 502 |
|
|
if (FROMCE)
|
| 503 |
|
|
( CENeg => DQ7 ) = tpd_CENeg_DQ0;
|
| 504 |
|
|
|
| 505 |
|
|
if (FROMOE)
|
| 506 |
|
|
( OENeg => DQ0 ) = tpd_OENeg_DQ0;
|
| 507 |
|
|
if (FROMOE)
|
| 508 |
|
|
( OENeg => DQ1 ) = tpd_OENeg_DQ0;
|
| 509 |
|
|
if (FROMOE)
|
| 510 |
|
|
( OENeg => DQ2 ) = tpd_OENeg_DQ0;
|
| 511 |
|
|
if (FROMOE)
|
| 512 |
|
|
( OENeg => DQ3 ) = tpd_OENeg_DQ0;
|
| 513 |
|
|
if (FROMOE)
|
| 514 |
|
|
( OENeg => DQ4 ) = tpd_OENeg_DQ0;
|
| 515 |
|
|
if (FROMOE)
|
| 516 |
|
|
( OENeg => DQ5 ) = tpd_OENeg_DQ0;
|
| 517 |
|
|
if (FROMOE)
|
| 518 |
|
|
( OENeg => DQ6 ) = tpd_OENeg_DQ0;
|
| 519 |
|
|
if (FROMOE)
|
| 520 |
|
|
( OENeg => DQ7 ) = tpd_OENeg_DQ0;
|
| 521 |
|
|
|
| 522 |
|
|
if (FROMADDR)
|
| 523 |
|
|
( A0 => DQ0 ) = tpd_A0_DQ0;
|
| 524 |
|
|
if (FROMADDR)
|
| 525 |
|
|
( A0 => DQ1 ) = tpd_A0_DQ0;
|
| 526 |
|
|
if (FROMADDR)
|
| 527 |
|
|
( A0 => DQ2 ) = tpd_A0_DQ0;
|
| 528 |
|
|
if (FROMADDR)
|
| 529 |
|
|
( A0 => DQ3 ) = tpd_A0_DQ0;
|
| 530 |
|
|
if (FROMADDR)
|
| 531 |
|
|
( A0 => DQ4 ) = tpd_A0_DQ0;
|
| 532 |
|
|
if (FROMADDR)
|
| 533 |
|
|
( A0 => DQ5 ) = tpd_A0_DQ0;
|
| 534 |
|
|
if (FROMADDR)
|
| 535 |
|
|
( A0 => DQ6 ) = tpd_A0_DQ0;
|
| 536 |
|
|
if (FROMADDR)
|
| 537 |
|
|
( A0 => DQ7 ) = tpd_A0_DQ0;
|
| 538 |
|
|
if (FROMADDR)
|
| 539 |
|
|
( A1 => DQ0 ) = tpd_A0_DQ0;
|
| 540 |
|
|
if (FROMADDR)
|
| 541 |
|
|
( A1 => DQ1 ) = tpd_A0_DQ0;
|
| 542 |
|
|
if (FROMADDR)
|
| 543 |
|
|
( A1 => DQ2 ) = tpd_A0_DQ0;
|
| 544 |
|
|
if (FROMADDR)
|
| 545 |
|
|
( A1 => DQ3 ) = tpd_A0_DQ0;
|
| 546 |
|
|
if (FROMADDR)
|
| 547 |
|
|
( A1 => DQ4 ) = tpd_A0_DQ0;
|
| 548 |
|
|
if (FROMADDR)
|
| 549 |
|
|
( A1 => DQ5 ) = tpd_A0_DQ0;
|
| 550 |
|
|
if (FROMADDR)
|
| 551 |
|
|
( A1 => DQ6 ) = tpd_A0_DQ0;
|
| 552 |
|
|
if (FROMADDR)
|
| 553 |
|
|
( A1 => DQ7 ) = tpd_A0_DQ0;
|
| 554 |
|
|
if (FROMADDR)
|
| 555 |
|
|
( A2 => DQ0 ) = tpd_A0_DQ0;
|
| 556 |
|
|
if (FROMADDR)
|
| 557 |
|
|
( A2 => DQ1 ) = tpd_A0_DQ0;
|
| 558 |
|
|
if (FROMADDR)
|
| 559 |
|
|
( A2 => DQ2 ) = tpd_A0_DQ0;
|
| 560 |
|
|
if (FROMADDR)
|
| 561 |
|
|
( A2 => DQ3 ) = tpd_A0_DQ0;
|
| 562 |
|
|
if (FROMADDR)
|
| 563 |
|
|
( A2 => DQ4 ) = tpd_A0_DQ0;
|
| 564 |
|
|
if (FROMADDR)
|
| 565 |
|
|
( A2 => DQ5 ) = tpd_A0_DQ0;
|
| 566 |
|
|
if (FROMADDR)
|
| 567 |
|
|
( A2 => DQ6 ) = tpd_A0_DQ0;
|
| 568 |
|
|
if (FROMADDR)
|
| 569 |
|
|
( A2 => DQ7 ) = tpd_A0_DQ0;
|
| 570 |
|
|
if (FROMADDR)
|
| 571 |
|
|
( A3 => DQ0 ) = tpd_A0_DQ0;
|
| 572 |
|
|
if (FROMADDR)
|
| 573 |
|
|
( A3 => DQ1 ) = tpd_A0_DQ0;
|
| 574 |
|
|
if (FROMADDR)
|
| 575 |
|
|
( A3 => DQ2 ) = tpd_A0_DQ0;
|
| 576 |
|
|
if (FROMADDR)
|
| 577 |
|
|
( A3 => DQ3 ) = tpd_A0_DQ0;
|
| 578 |
|
|
if (FROMADDR)
|
| 579 |
|
|
( A3 => DQ4 ) = tpd_A0_DQ0;
|
| 580 |
|
|
if (FROMADDR)
|
| 581 |
|
|
( A3 => DQ5 ) = tpd_A0_DQ0;
|
| 582 |
|
|
if (FROMADDR)
|
| 583 |
|
|
( A3 => DQ6 ) = tpd_A0_DQ0;
|
| 584 |
|
|
if (FROMADDR)
|
| 585 |
|
|
( A3 => DQ7 ) = tpd_A0_DQ0;
|
| 586 |
|
|
if (FROMADDR)
|
| 587 |
|
|
( A4 => DQ0 ) = tpd_A0_DQ0;
|
| 588 |
|
|
if (FROMADDR)
|
| 589 |
|
|
( A4 => DQ1 ) = tpd_A0_DQ0;
|
| 590 |
|
|
if (FROMADDR)
|
| 591 |
|
|
( A4 => DQ2 ) = tpd_A0_DQ0;
|
| 592 |
|
|
if (FROMADDR)
|
| 593 |
|
|
( A4 => DQ3 ) = tpd_A0_DQ0;
|
| 594 |
|
|
if (FROMADDR)
|
| 595 |
|
|
( A4 => DQ4 ) = tpd_A0_DQ0;
|
| 596 |
|
|
if (FROMADDR)
|
| 597 |
|
|
( A4 => DQ5 ) = tpd_A0_DQ0;
|
| 598 |
|
|
if (FROMADDR)
|
| 599 |
|
|
( A4 => DQ6 ) = tpd_A0_DQ0;
|
| 600 |
|
|
if (FROMADDR)
|
| 601 |
|
|
( A4 => DQ7 ) = tpd_A0_DQ0;
|
| 602 |
|
|
if (FROMADDR)
|
| 603 |
|
|
( A5 => DQ0 ) = tpd_A0_DQ0;
|
| 604 |
|
|
if (FROMADDR)
|
| 605 |
|
|
( A5 => DQ1 ) = tpd_A0_DQ0;
|
| 606 |
|
|
if (FROMADDR)
|
| 607 |
|
|
( A5 => DQ2 ) = tpd_A0_DQ0;
|
| 608 |
|
|
if (FROMADDR)
|
| 609 |
|
|
( A5 => DQ3 ) = tpd_A0_DQ0;
|
| 610 |
|
|
if (FROMADDR)
|
| 611 |
|
|
( A5 => DQ4 ) = tpd_A0_DQ0;
|
| 612 |
|
|
if (FROMADDR)
|
| 613 |
|
|
( A5 => DQ5 ) = tpd_A0_DQ0;
|
| 614 |
|
|
if (FROMADDR)
|
| 615 |
|
|
( A5 => DQ6 ) = tpd_A0_DQ0;
|
| 616 |
|
|
if (FROMADDR)
|
| 617 |
|
|
( A5 => DQ7 ) = tpd_A0_DQ0;
|
| 618 |
|
|
if (FROMADDR)
|
| 619 |
|
|
( A6 => DQ0 ) = tpd_A0_DQ0;
|
| 620 |
|
|
if (FROMADDR)
|
| 621 |
|
|
( A6 => DQ1 ) = tpd_A0_DQ0;
|
| 622 |
|
|
if (FROMADDR)
|
| 623 |
|
|
( A6 => DQ2 ) = tpd_A0_DQ0;
|
| 624 |
|
|
if (FROMADDR)
|
| 625 |
|
|
( A6 => DQ3 ) = tpd_A0_DQ0;
|
| 626 |
|
|
if (FROMADDR)
|
| 627 |
|
|
( A6 => DQ4 ) = tpd_A0_DQ0;
|
| 628 |
|
|
if (FROMADDR)
|
| 629 |
|
|
( A6 => DQ5 ) = tpd_A0_DQ0;
|
| 630 |
|
|
if (FROMADDR)
|
| 631 |
|
|
( A6 => DQ6 ) = tpd_A0_DQ0;
|
| 632 |
|
|
if (FROMADDR)
|
| 633 |
|
|
( A6 => DQ7 ) = tpd_A0_DQ0;
|
| 634 |
|
|
if (FROMADDR)
|
| 635 |
|
|
( A7 => DQ0 ) = tpd_A0_DQ0;
|
| 636 |
|
|
if (FROMADDR)
|
| 637 |
|
|
( A7 => DQ1 ) = tpd_A0_DQ0;
|
| 638 |
|
|
if (FROMADDR)
|
| 639 |
|
|
( A7 => DQ2 ) = tpd_A0_DQ0;
|
| 640 |
|
|
if (FROMADDR)
|
| 641 |
|
|
( A7 => DQ3 ) = tpd_A0_DQ0;
|
| 642 |
|
|
if (FROMADDR)
|
| 643 |
|
|
( A7 => DQ4 ) = tpd_A0_DQ0;
|
| 644 |
|
|
if (FROMADDR)
|
| 645 |
|
|
( A7 => DQ5 ) = tpd_A0_DQ0;
|
| 646 |
|
|
if (FROMADDR)
|
| 647 |
|
|
( A7 => DQ6 ) = tpd_A0_DQ0;
|
| 648 |
|
|
if (FROMADDR)
|
| 649 |
|
|
( A7 => DQ7 ) = tpd_A0_DQ0;
|
| 650 |
|
|
if (FROMADDR)
|
| 651 |
|
|
( A8 => DQ0 ) = tpd_A0_DQ0;
|
| 652 |
|
|
if (FROMADDR)
|
| 653 |
|
|
( A8 => DQ1 ) = tpd_A0_DQ0;
|
| 654 |
|
|
if (FROMADDR)
|
| 655 |
|
|
( A8 => DQ2 ) = tpd_A0_DQ0;
|
| 656 |
|
|
if (FROMADDR)
|
| 657 |
|
|
( A8 => DQ3 ) = tpd_A0_DQ0;
|
| 658 |
|
|
if (FROMADDR)
|
| 659 |
|
|
( A8 => DQ4 ) = tpd_A0_DQ0;
|
| 660 |
|
|
if (FROMADDR)
|
| 661 |
|
|
( A8 => DQ5 ) = tpd_A0_DQ0;
|
| 662 |
|
|
if (FROMADDR)
|
| 663 |
|
|
( A8 => DQ6 ) = tpd_A0_DQ0;
|
| 664 |
|
|
if (FROMADDR)
|
| 665 |
|
|
( A8 => DQ7 ) = tpd_A0_DQ0;
|
| 666 |
|
|
if (FROMADDR)
|
| 667 |
|
|
( A9 => DQ0 ) = tpd_A0_DQ0;
|
| 668 |
|
|
if (FROMADDR)
|
| 669 |
|
|
( A9 => DQ1 ) = tpd_A0_DQ0;
|
| 670 |
|
|
if (FROMADDR)
|
| 671 |
|
|
( A9 => DQ2 ) = tpd_A0_DQ0;
|
| 672 |
|
|
if (FROMADDR)
|
| 673 |
|
|
( A9 => DQ3 ) = tpd_A0_DQ0;
|
| 674 |
|
|
if (FROMADDR)
|
| 675 |
|
|
( A9 => DQ4 ) = tpd_A0_DQ0;
|
| 676 |
|
|
if (FROMADDR)
|
| 677 |
|
|
( A9 => DQ5 ) = tpd_A0_DQ0;
|
| 678 |
|
|
if (FROMADDR)
|
| 679 |
|
|
( A9 => DQ6 ) = tpd_A0_DQ0;
|
| 680 |
|
|
if (FROMADDR)
|
| 681 |
|
|
( A9 => DQ7 ) = tpd_A0_DQ0;
|
| 682 |
|
|
if (FROMADDR)
|
| 683 |
|
|
( A10 => DQ0 ) = tpd_A0_DQ0;
|
| 684 |
|
|
if (FROMADDR)
|
| 685 |
|
|
( A10 => DQ1 ) = tpd_A0_DQ0;
|
| 686 |
|
|
if (FROMADDR)
|
| 687 |
|
|
( A10 => DQ2 ) = tpd_A0_DQ0;
|
| 688 |
|
|
if (FROMADDR)
|
| 689 |
|
|
( A10 => DQ3 ) = tpd_A0_DQ0;
|
| 690 |
|
|
if (FROMADDR)
|
| 691 |
|
|
( A10 => DQ4 ) = tpd_A0_DQ0;
|
| 692 |
|
|
if (FROMADDR)
|
| 693 |
|
|
( A10 => DQ5 ) = tpd_A0_DQ0;
|
| 694 |
|
|
if (FROMADDR)
|
| 695 |
|
|
( A10 => DQ6 ) = tpd_A0_DQ0;
|
| 696 |
|
|
if (FROMADDR)
|
| 697 |
|
|
( A10 => DQ7 ) = tpd_A0_DQ0;
|
| 698 |
|
|
if (FROMADDR)
|
| 699 |
|
|
( A11 => DQ0 ) = tpd_A0_DQ0;
|
| 700 |
|
|
if (FROMADDR)
|
| 701 |
|
|
( A11 => DQ1 ) = tpd_A0_DQ0;
|
| 702 |
|
|
if (FROMADDR)
|
| 703 |
|
|
( A11 => DQ2 ) = tpd_A0_DQ0;
|
| 704 |
|
|
if (FROMADDR)
|
| 705 |
|
|
( A11 => DQ3 ) = tpd_A0_DQ0;
|
| 706 |
|
|
if (FROMADDR)
|
| 707 |
|
|
( A11 => DQ4 ) = tpd_A0_DQ0;
|
| 708 |
|
|
if (FROMADDR)
|
| 709 |
|
|
( A11 => DQ5 ) = tpd_A0_DQ0;
|
| 710 |
|
|
if (FROMADDR)
|
| 711 |
|
|
( A11 => DQ6 ) = tpd_A0_DQ0;
|
| 712 |
|
|
if (FROMADDR)
|
| 713 |
|
|
( A11 => DQ7 ) = tpd_A0_DQ0;
|
| 714 |
|
|
if (FROMADDR)
|
| 715 |
|
|
( A12 => DQ0 ) = tpd_A0_DQ0;
|
| 716 |
|
|
if (FROMADDR)
|
| 717 |
|
|
( A12 => DQ1 ) = tpd_A0_DQ0;
|
| 718 |
|
|
if (FROMADDR)
|
| 719 |
|
|
( A12 => DQ2 ) = tpd_A0_DQ0;
|
| 720 |
|
|
if (FROMADDR)
|
| 721 |
|
|
( A12 => DQ3 ) = tpd_A0_DQ0;
|
| 722 |
|
|
if (FROMADDR)
|
| 723 |
|
|
( A12 => DQ4 ) = tpd_A0_DQ0;
|
| 724 |
|
|
if (FROMADDR)
|
| 725 |
|
|
( A12 => DQ5 ) = tpd_A0_DQ0;
|
| 726 |
|
|
if (FROMADDR)
|
| 727 |
|
|
( A12 => DQ6 ) = tpd_A0_DQ0;
|
| 728 |
|
|
if (FROMADDR)
|
| 729 |
|
|
( A12 => DQ7 ) = tpd_A0_DQ0;
|
| 730 |
|
|
if (FROMADDR)
|
| 731 |
|
|
( A13 => DQ0 ) = tpd_A0_DQ0;
|
| 732 |
|
|
if (FROMADDR)
|
| 733 |
|
|
( A13 => DQ1 ) = tpd_A0_DQ0;
|
| 734 |
|
|
if (FROMADDR)
|
| 735 |
|
|
( A13 => DQ2 ) = tpd_A0_DQ0;
|
| 736 |
|
|
if (FROMADDR)
|
| 737 |
|
|
( A13 => DQ3 ) = tpd_A0_DQ0;
|
| 738 |
|
|
if (FROMADDR)
|
| 739 |
|
|
( A13 => DQ4 ) = tpd_A0_DQ0;
|
| 740 |
|
|
if (FROMADDR)
|
| 741 |
|
|
( A13 => DQ5 ) = tpd_A0_DQ0;
|
| 742 |
|
|
if (FROMADDR)
|
| 743 |
|
|
( A13 => DQ6 ) = tpd_A0_DQ0;
|
| 744 |
|
|
if (FROMADDR)
|
| 745 |
|
|
( A13 => DQ7 ) = tpd_A0_DQ0;
|
| 746 |
|
|
if (FROMADDR)
|
| 747 |
|
|
( A14 => DQ0 ) = tpd_A0_DQ0;
|
| 748 |
|
|
if (FROMADDR)
|
| 749 |
|
|
( A14 => DQ1 ) = tpd_A0_DQ0;
|
| 750 |
|
|
if (FROMADDR)
|
| 751 |
|
|
( A14 => DQ2 ) = tpd_A0_DQ0;
|
| 752 |
|
|
if (FROMADDR)
|
| 753 |
|
|
( A14 => DQ3 ) = tpd_A0_DQ0;
|
| 754 |
|
|
if (FROMADDR)
|
| 755 |
|
|
( A14 => DQ4 ) = tpd_A0_DQ0;
|
| 756 |
|
|
if (FROMADDR)
|
| 757 |
|
|
( A14 => DQ5 ) = tpd_A0_DQ0;
|
| 758 |
|
|
if (FROMADDR)
|
| 759 |
|
|
( A14 => DQ6 ) = tpd_A0_DQ0;
|
| 760 |
|
|
if (FROMADDR)
|
| 761 |
|
|
( A14 => DQ7 ) = tpd_A0_DQ0;
|
| 762 |
|
|
if (FROMADDR)
|
| 763 |
|
|
( A15 => DQ0 ) = tpd_A0_DQ0;
|
| 764 |
|
|
if (FROMADDR)
|
| 765 |
|
|
( A15 => DQ1 ) = tpd_A0_DQ0;
|
| 766 |
|
|
if (FROMADDR)
|
| 767 |
|
|
( A15 => DQ2 ) = tpd_A0_DQ0;
|
| 768 |
|
|
if (FROMADDR)
|
| 769 |
|
|
( A15 => DQ3 ) = tpd_A0_DQ0;
|
| 770 |
|
|
if (FROMADDR)
|
| 771 |
|
|
( A15 => DQ4 ) = tpd_A0_DQ0;
|
| 772 |
|
|
if (FROMADDR)
|
| 773 |
|
|
( A15 => DQ5 ) = tpd_A0_DQ0;
|
| 774 |
|
|
if (FROMADDR)
|
| 775 |
|
|
( A15 => DQ6 ) = tpd_A0_DQ0;
|
| 776 |
|
|
if (FROMADDR)
|
| 777 |
|
|
( A15 => DQ7 ) = tpd_A0_DQ0;
|
| 778 |
|
|
if (FROMADDR)
|
| 779 |
|
|
( A16 => DQ0 ) = tpd_A0_DQ0;
|
| 780 |
|
|
if (FROMADDR)
|
| 781 |
|
|
( A16 => DQ1 ) = tpd_A0_DQ0;
|
| 782 |
|
|
if (FROMADDR)
|
| 783 |
|
|
( A16 => DQ2 ) = tpd_A0_DQ0;
|
| 784 |
|
|
if (FROMADDR)
|
| 785 |
|
|
( A16 => DQ3 ) = tpd_A0_DQ0;
|
| 786 |
|
|
if (FROMADDR)
|
| 787 |
|
|
( A16 => DQ4 ) = tpd_A0_DQ0;
|
| 788 |
|
|
if (FROMADDR)
|
| 789 |
|
|
( A16 => DQ5 ) = tpd_A0_DQ0;
|
| 790 |
|
|
if (FROMADDR)
|
| 791 |
|
|
( A16 => DQ6 ) = tpd_A0_DQ0;
|
| 792 |
|
|
if (FROMADDR)
|
| 793 |
|
|
( A16 => DQ7 ) = tpd_A0_DQ0;
|
| 794 |
|
|
if (FROMADDR)
|
| 795 |
|
|
( A17 => DQ0 ) = tpd_A0_DQ0;
|
| 796 |
|
|
if (FROMADDR)
|
| 797 |
|
|
( A17 => DQ1 ) = tpd_A0_DQ0;
|
| 798 |
|
|
if (FROMADDR)
|
| 799 |
|
|
( A17 => DQ2 ) = tpd_A0_DQ0;
|
| 800 |
|
|
if (FROMADDR)
|
| 801 |
|
|
( A17 => DQ3 ) = tpd_A0_DQ0;
|
| 802 |
|
|
if (FROMADDR)
|
| 803 |
|
|
( A17 => DQ4 ) = tpd_A0_DQ0;
|
| 804 |
|
|
if (FROMADDR)
|
| 805 |
|
|
( A17 => DQ5 ) = tpd_A0_DQ0;
|
| 806 |
|
|
if (FROMADDR)
|
| 807 |
|
|
( A17 => DQ6 ) = tpd_A0_DQ0;
|
| 808 |
|
|
if (FROMADDR)
|
| 809 |
|
|
( A17 => DQ7 ) = tpd_A0_DQ0;
|
| 810 |
|
|
if (FROMADDR)
|
| 811 |
|
|
( A18 => DQ0 ) = tpd_A0_DQ0;
|
| 812 |
|
|
if (FROMADDR)
|
| 813 |
|
|
( A18 => DQ1 ) = tpd_A0_DQ0;
|
| 814 |
|
|
if (FROMADDR)
|
| 815 |
|
|
( A18 => DQ2 ) = tpd_A0_DQ0;
|
| 816 |
|
|
if (FROMADDR)
|
| 817 |
|
|
( A18 => DQ3 ) = tpd_A0_DQ0;
|
| 818 |
|
|
if (FROMADDR)
|
| 819 |
|
|
( A18 => DQ4 ) = tpd_A0_DQ0;
|
| 820 |
|
|
if (FROMADDR)
|
| 821 |
|
|
( A18 => DQ5 ) = tpd_A0_DQ0;
|
| 822 |
|
|
if (FROMADDR)
|
| 823 |
|
|
( A18 => DQ6 ) = tpd_A0_DQ0;
|
| 824 |
|
|
if (FROMADDR)
|
| 825 |
|
|
( A18 => DQ7 ) = tpd_A0_DQ0;
|
| 826 |
|
|
|
| 827 |
|
|
if (FROMADDR)
|
| 828 |
|
|
( A19 => DQ0 ) = tpd_A0_DQ0;
|
| 829 |
|
|
if (FROMADDR)
|
| 830 |
|
|
( A19 => DQ1 ) = tpd_A0_DQ0;
|
| 831 |
|
|
if (FROMADDR)
|
| 832 |
|
|
( A19 => DQ2 ) = tpd_A0_DQ0;
|
| 833 |
|
|
if (FROMADDR)
|
| 834 |
|
|
( A19 => DQ3 ) = tpd_A0_DQ0;
|
| 835 |
|
|
if (FROMADDR)
|
| 836 |
|
|
( A19 => DQ4 ) = tpd_A0_DQ0;
|
| 837 |
|
|
if (FROMADDR)
|
| 838 |
|
|
( A19 => DQ5 ) = tpd_A0_DQ0;
|
| 839 |
|
|
if (FROMADDR)
|
| 840 |
|
|
( A19 => DQ6 ) = tpd_A0_DQ0;
|
| 841 |
|
|
if (FROMADDR)
|
| 842 |
|
|
( A19 => DQ7 ) = tpd_A0_DQ0;
|
| 843 |
|
|
|
| 844 |
|
|
if (FROMADDR)
|
| 845 |
|
|
( A20 => DQ0 ) = tpd_A0_DQ0;
|
| 846 |
|
|
if (FROMADDR)
|
| 847 |
|
|
( A20 => DQ1 ) = tpd_A0_DQ0;
|
| 848 |
|
|
if (FROMADDR)
|
| 849 |
|
|
( A20 => DQ2 ) = tpd_A0_DQ0;
|
| 850 |
|
|
if (FROMADDR)
|
| 851 |
|
|
( A20 => DQ3 ) = tpd_A0_DQ0;
|
| 852 |
|
|
if (FROMADDR)
|
| 853 |
|
|
( A20 => DQ4 ) = tpd_A0_DQ0;
|
| 854 |
|
|
if (FROMADDR)
|
| 855 |
|
|
( A20 => DQ5 ) = tpd_A0_DQ0;
|
| 856 |
|
|
if (FROMADDR)
|
| 857 |
|
|
( A20 => DQ6 ) = tpd_A0_DQ0;
|
| 858 |
|
|
if (FROMADDR)
|
| 859 |
|
|
( A20 => DQ7 ) = tpd_A0_DQ0;
|
| 860 |
|
|
|
| 861 |
|
|
if (FROMADDR)
|
| 862 |
|
|
( A21 => DQ0 ) = tpd_A0_DQ0;
|
| 863 |
|
|
if (FROMADDR)
|
| 864 |
|
|
( A21 => DQ1 ) = tpd_A0_DQ0;
|
| 865 |
|
|
if (FROMADDR)
|
| 866 |
|
|
( A21 => DQ2 ) = tpd_A0_DQ0;
|
| 867 |
|
|
if (FROMADDR)
|
| 868 |
|
|
( A21 => DQ3 ) = tpd_A0_DQ0;
|
| 869 |
|
|
if (FROMADDR)
|
| 870 |
|
|
( A21 => DQ4 ) = tpd_A0_DQ0;
|
| 871 |
|
|
if (FROMADDR)
|
| 872 |
|
|
( A21 => DQ5 ) = tpd_A0_DQ0;
|
| 873 |
|
|
if (FROMADDR)
|
| 874 |
|
|
( A21 => DQ6 ) = tpd_A0_DQ0;
|
| 875 |
|
|
if (FROMADDR)
|
| 876 |
|
|
( A21 => DQ7 ) = tpd_A0_DQ0;
|
| 877 |
|
|
|
| 878 |
|
|
if (~RESETNeg)
|
| 879 |
|
|
( RESETNeg => DQ0 ) = tpd_RESETNeg_DQ0;
|
| 880 |
|
|
if (~RESETNeg)
|
| 881 |
|
|
( RESETNeg => DQ1 ) = tpd_RESETNeg_DQ0;
|
| 882 |
|
|
if (~RESETNeg)
|
| 883 |
|
|
( RESETNeg => DQ2 ) = tpd_RESETNeg_DQ0;
|
| 884 |
|
|
if (~RESETNeg)
|
| 885 |
|
|
( RESETNeg => DQ3 ) = tpd_RESETNeg_DQ0;
|
| 886 |
|
|
if (~RESETNeg)
|
| 887 |
|
|
( RESETNeg => DQ4 ) = tpd_RESETNeg_DQ0;
|
| 888 |
|
|
if (~RESETNeg)
|
| 889 |
|
|
( RESETNeg => DQ5 ) = tpd_RESETNeg_DQ0;
|
| 890 |
|
|
if (~RESETNeg)
|
| 891 |
|
|
( RESETNeg => DQ6 ) = tpd_RESETNeg_DQ0;
|
| 892 |
|
|
if (~RESETNeg)
|
| 893 |
|
|
( RESETNeg => DQ7 ) = tpd_RESETNeg_DQ0;
|
| 894 |
|
|
|
| 895 |
|
|
//for RY signal
|
| 896 |
|
|
(WENeg => RY) = tpd_WENeg_RY;
|
| 897 |
|
|
(CENeg => RY) = tpd_CENeg_RY;
|
| 898 |
|
|
|
| 899 |
|
|
////////////////////////////////////////////////////////////////////////////////
|
| 900 |
|
|
// Timing Violation //
|
| 901 |
|
|
////////////////////////////////////////////////////////////////////////////////
|
| 902 |
|
|
|
| 903 |
|
|
$setup ( A0 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 904 |
|
|
$setup ( A1 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 905 |
|
|
$setup ( A2 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 906 |
|
|
$setup ( A3 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 907 |
|
|
$setup ( A4 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 908 |
|
|
$setup ( A5 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 909 |
|
|
$setup ( A6 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 910 |
|
|
$setup ( A7 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 911 |
|
|
$setup ( A8 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 912 |
|
|
$setup ( A9 , negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 913 |
|
|
$setup ( A10, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 914 |
|
|
$setup ( A11, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 915 |
|
|
$setup ( A12, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 916 |
|
|
$setup ( A13, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 917 |
|
|
$setup ( A14, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 918 |
|
|
$setup ( A15, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 919 |
|
|
$setup ( A16, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 920 |
|
|
$setup ( A17, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 921 |
|
|
$setup ( A18, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 922 |
|
|
$setup ( A19, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 923 |
|
|
$setup ( A20, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 924 |
|
|
$setup ( A21, negedge CENeg &&& CheckEnable_A0_CE, tsetup_A0_WENeg, Viol);
|
| 925 |
|
|
|
| 926 |
|
|
$setup ( A0 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 927 |
|
|
$setup ( A1 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 928 |
|
|
$setup ( A2 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 929 |
|
|
$setup ( A3 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 930 |
|
|
$setup ( A4 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 931 |
|
|
$setup ( A5 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 932 |
|
|
$setup ( A6 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 933 |
|
|
$setup ( A7 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 934 |
|
|
$setup ( A8 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 935 |
|
|
$setup ( A9 , negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 936 |
|
|
$setup ( A10, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 937 |
|
|
$setup ( A11, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 938 |
|
|
$setup ( A12, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 939 |
|
|
$setup ( A13, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 940 |
|
|
$setup ( A14, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 941 |
|
|
$setup ( A15, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 942 |
|
|
$setup ( A16, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 943 |
|
|
$setup ( A17, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 944 |
|
|
$setup ( A18, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 945 |
|
|
$setup ( A19, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 946 |
|
|
$setup ( A20, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 947 |
|
|
$setup ( A21, negedge WENeg &&& CheckEnable_A0_WE, tsetup_A0_WENeg, Viol);
|
| 948 |
|
|
|
| 949 |
|
|
$setup ( DQ0, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 950 |
|
|
$setup ( DQ1, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 951 |
|
|
$setup ( DQ2, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 952 |
|
|
$setup ( DQ3, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 953 |
|
|
$setup ( DQ4, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 954 |
|
|
$setup ( DQ5, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 955 |
|
|
$setup ( DQ6, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 956 |
|
|
$setup ( DQ7, posedge CENeg&&&CheckEnable_DQ0_CE, tsetup_DQ0_WENeg, Viol);
|
| 957 |
|
|
|
| 958 |
|
|
$setup ( DQ0, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 959 |
|
|
$setup ( DQ1, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 960 |
|
|
$setup ( DQ2, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 961 |
|
|
$setup ( DQ3, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 962 |
|
|
$setup ( DQ4, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 963 |
|
|
$setup ( DQ5, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 964 |
|
|
$setup ( DQ6, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 965 |
|
|
$setup ( DQ7, posedge WENeg&&&CheckEnable_DQ0_WE, tsetup_DQ0_WENeg, Viol);
|
| 966 |
|
|
|
| 967 |
|
|
$hold ( posedge RESETNeg&&&(CENeg===1), CENeg, thold_CENeg_RESETNeg, Viol);
|
| 968 |
|
|
$hold ( posedge RESETNeg&&&(OENeg===1), OENeg, thold_CENeg_RESETNeg, Viol);
|
| 969 |
|
|
$hold ( posedge RESETNeg&&&(WENeg===1), WENeg, thold_CENeg_RESETNeg, Viol);
|
| 970 |
|
|
$hold ( posedge OENeg, WENeg, thold_WENeg_OENeg, Viol);
|
| 971 |
|
|
$hold ( posedge WENeg, OENeg, thold_OENeg_WENeg, Viol);
|
| 972 |
|
|
|
| 973 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A0 , thold_A0_WENeg, Viol);
|
| 974 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A1 , thold_A0_WENeg, Viol);
|
| 975 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A2 , thold_A0_WENeg, Viol);
|
| 976 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A3 , thold_A0_WENeg, Viol);
|
| 977 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A4 , thold_A0_WENeg, Viol);
|
| 978 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A5 , thold_A0_WENeg, Viol);
|
| 979 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A6 , thold_A0_WENeg, Viol);
|
| 980 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A7 , thold_A0_WENeg, Viol);
|
| 981 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A9 , thold_A0_WENeg, Viol);
|
| 982 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A10 , thold_A0_WENeg, Viol);
|
| 983 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A11 , thold_A0_WENeg, Viol);
|
| 984 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A12 , thold_A0_WENeg, Viol);
|
| 985 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A13 , thold_A0_WENeg, Viol);
|
| 986 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A14 , thold_A0_WENeg, Viol);
|
| 987 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A15 , thold_A0_WENeg, Viol);
|
| 988 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A16 , thold_A0_WENeg, Viol);
|
| 989 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A17 , thold_A0_WENeg, Viol);
|
| 990 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A18 , thold_A0_WENeg, Viol);
|
| 991 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A19 , thold_A0_WENeg, Viol);
|
| 992 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A20 , thold_A0_WENeg, Viol);
|
| 993 |
|
|
$hold ( negedge CENeg &&& CheckEnable_A0_CE, A21 , thold_A0_WENeg, Viol);
|
| 994 |
|
|
|
| 995 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A0 , thold_A0_WENeg, Viol);
|
| 996 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A1 , thold_A0_WENeg, Viol);
|
| 997 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A2 , thold_A0_WENeg, Viol);
|
| 998 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A3 , thold_A0_WENeg, Viol);
|
| 999 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A4 , thold_A0_WENeg, Viol);
|
| 1000 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A5 , thold_A0_WENeg, Viol);
|
| 1001 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A6 , thold_A0_WENeg, Viol);
|
| 1002 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A7 , thold_A0_WENeg, Viol);
|
| 1003 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A8 , thold_A0_WENeg, Viol);
|
| 1004 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A9 , thold_A0_WENeg, Viol);
|
| 1005 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A10 , thold_A0_WENeg, Viol);
|
| 1006 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A11 , thold_A0_WENeg, Viol);
|
| 1007 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A12 , thold_A0_WENeg, Viol);
|
| 1008 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A13 , thold_A0_WENeg, Viol);
|
| 1009 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A14 , thold_A0_WENeg, Viol);
|
| 1010 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A15 , thold_A0_WENeg, Viol);
|
| 1011 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A16 , thold_A0_WENeg, Viol);
|
| 1012 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A17 , thold_A0_WENeg, Viol);
|
| 1013 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A18 , thold_A0_WENeg, Viol);
|
| 1014 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A19 , thold_A0_WENeg, Viol);
|
| 1015 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A20 , thold_A0_WENeg, Viol);
|
| 1016 |
|
|
$hold ( negedge WENeg &&& CheckEnable_A0_WE, A21 , thold_A0_WENeg, Viol);
|
| 1017 |
|
|
|
| 1018 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ0, thold_DQ0_CENeg, Viol);
|
| 1019 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ1, thold_DQ0_CENeg, Viol);
|
| 1020 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ2, thold_DQ0_CENeg, Viol);
|
| 1021 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ3, thold_DQ0_CENeg, Viol);
|
| 1022 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ4, thold_DQ0_CENeg, Viol);
|
| 1023 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ5, thold_DQ0_CENeg, Viol);
|
| 1024 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ6, thold_DQ0_CENeg, Viol);
|
| 1025 |
|
|
$hold ( posedge CENeg &&& CheckEnable_DQ0_CE, DQ7, thold_DQ0_CENeg, Viol);
|
| 1026 |
|
|
|
| 1027 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ0, thold_DQ0_CENeg, Viol);
|
| 1028 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ1, thold_DQ0_CENeg, Viol);
|
| 1029 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ2, thold_DQ0_CENeg, Viol);
|
| 1030 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ3, thold_DQ0_CENeg, Viol);
|
| 1031 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ4, thold_DQ0_CENeg, Viol);
|
| 1032 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ5, thold_DQ0_CENeg, Viol);
|
| 1033 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ6, thold_DQ0_CENeg, Viol);
|
| 1034 |
|
|
$hold ( posedge WENeg &&& CheckEnable_DQ0_WE, DQ7, thold_DQ0_CENeg, Viol);
|
| 1035 |
|
|
|
| 1036 |
|
|
$width (negedge RESETNeg, tpw_RESETNeg_negedge);
|
| 1037 |
|
|
$width (posedge WENeg, tpw_WENeg_posedge);
|
| 1038 |
|
|
$width (negedge WENeg, tpw_WENeg_negedge);
|
| 1039 |
|
|
$width (posedge CENeg, tpw_CENeg_posedge);
|
| 1040 |
|
|
$width (negedge CENeg, tpw_CENeg_negedge);
|
| 1041 |
|
|
$width (negedge A0, tpw_A0_negedge);//ok
|
| 1042 |
|
|
$width (negedge A1, tpw_A0_negedge);//ok
|
| 1043 |
|
|
$width (negedge A2, tpw_A0_negedge);//ok
|
| 1044 |
|
|
$width (negedge A3, tpw_A0_negedge);//ok
|
| 1045 |
|
|
$width (negedge A4, tpw_A0_negedge);//ok
|
| 1046 |
|
|
$width (negedge A5, tpw_A0_negedge);//ok
|
| 1047 |
|
|
$width (negedge A6, tpw_A0_negedge);//ok
|
| 1048 |
|
|
$width (negedge A7, tpw_A0_negedge);//ok
|
| 1049 |
|
|
$width (negedge A8, tpw_A0_negedge);//ok
|
| 1050 |
|
|
$width (negedge A9, tpw_A0_negedge);//ok
|
| 1051 |
|
|
$width (negedge A10, tpw_A0_negedge);//ok
|
| 1052 |
|
|
$width (negedge A11, tpw_A0_negedge);//ok
|
| 1053 |
|
|
$width (negedge A12, tpw_A0_negedge);//ok
|
| 1054 |
|
|
$width (negedge A13, tpw_A0_negedge);//ok
|
| 1055 |
|
|
$width (negedge A14, tpw_A0_negedge);//ok
|
| 1056 |
|
|
$width (negedge A15, tpw_A0_negedge);//ok
|
| 1057 |
|
|
$width (negedge A16, tpw_A0_negedge);//ok
|
| 1058 |
|
|
$width (negedge A17, tpw_A0_negedge);//ok
|
| 1059 |
|
|
$width (negedge A18, tpw_A0_negedge);//ok
|
| 1060 |
|
|
$width (negedge A19, tpw_A0_negedge);//ok
|
| 1061 |
|
|
$width (negedge A20, tpw_A0_negedge);//ok
|
| 1062 |
|
|
$width (negedge A21, tpw_A0_negedge);//ok
|
| 1063 |
|
|
$width (posedge A0, tpw_A0_posedge);//ok
|
| 1064 |
|
|
$width (posedge A1, tpw_A0_posedge);//ok
|
| 1065 |
|
|
$width (posedge A2, tpw_A0_posedge);//ok
|
| 1066 |
|
|
$width (posedge A3, tpw_A0_posedge);//ok
|
| 1067 |
|
|
$width (posedge A4, tpw_A0_posedge);//ok
|
| 1068 |
|
|
$width (posedge A5, tpw_A0_posedge);//ok
|
| 1069 |
|
|
$width (posedge A6, tpw_A0_posedge);//ok
|
| 1070 |
|
|
$width (posedge A7, tpw_A0_posedge);//ok
|
| 1071 |
|
|
$width (posedge A8, tpw_A0_posedge);//ok
|
| 1072 |
|
|
$width (posedge A9, tpw_A0_posedge);//ok
|
| 1073 |
|
|
$width (posedge A10, tpw_A0_posedge);//ok
|
| 1074 |
|
|
$width (posedge A11, tpw_A0_posedge);//ok
|
| 1075 |
|
|
$width (posedge A12, tpw_A0_posedge);//ok
|
| 1076 |
|
|
$width (posedge A13, tpw_A0_posedge);//ok
|
| 1077 |
|
|
$width (posedge A14, tpw_A0_posedge);//ok
|
| 1078 |
|
|
$width (posedge A15, tpw_A0_posedge);//ok
|
| 1079 |
|
|
$width (posedge A16, tpw_A0_posedge);//ok
|
| 1080 |
|
|
$width (posedge A17, tpw_A0_posedge);//ok
|
| 1081 |
|
|
$width (posedge A18, tpw_A0_posedge);//ok
|
| 1082 |
|
|
$width (posedge A19, tpw_A0_posedge);//ok
|
| 1083 |
|
|
$width (posedge A20, tpw_A0_posedge);//ok
|
| 1084 |
|
|
$width (posedge A21, tpw_A0_posedge);//ok
|
| 1085 |
|
|
|
| 1086 |
|
|
endspecify
|
| 1087 |
|
|
|
| 1088 |
|
|
////////////////////////////////////////////////////////////////////////////////
|
| 1089 |
|
|
// Main Behavior Block //
|
| 1090 |
|
|
////////////////////////////////////////////////////////////////////////////////
|
| 1091 |
|
|
|
| 1092 |
|
|
// FSM states
|
| 1093 |
|
|
parameter RESET =6'd0;
|
| 1094 |
|
|
parameter Z001 =6'd1;
|
| 1095 |
|
|
parameter PREL_SETBWB =6'd2;
|
| 1096 |
|
|
parameter PREL_ULBYPASS =6'd3;
|
| 1097 |
|
|
parameter PREL_ULBYPASS_RESET =6'd4;
|
| 1098 |
|
|
parameter AS =6'd5;
|
| 1099 |
|
|
parameter A0SEEN =6'd6;
|
| 1100 |
|
|
parameter OTP =6'd7;
|
| 1101 |
|
|
parameter OTP_Z001 =6'd8;
|
| 1102 |
|
|
parameter OTP_PREL =6'd9;
|
| 1103 |
|
|
parameter OTP_AS =6'd10;
|
| 1104 |
|
|
parameter OTP_AS_CFI =6'd11;
|
| 1105 |
|
|
parameter OTP_A0SEEN =6'd12;
|
| 1106 |
|
|
parameter C8 =6'd13;
|
| 1107 |
|
|
parameter C8_Z001 =6'd14;
|
| 1108 |
|
|
parameter C8_PREL =6'd15;
|
| 1109 |
|
|
parameter ERS =6'd16;
|
| 1110 |
|
|
parameter SERS =6'd17;
|
| 1111 |
|
|
parameter ESPS =6'd18;
|
| 1112 |
|
|
parameter SERS_EXEC =6'd19;
|
| 1113 |
|
|
parameter ESP =6'd20;
|
| 1114 |
|
|
parameter ESP_Z001 =6'd21;
|
| 1115 |
|
|
parameter ESP_PREL =6'd22;
|
| 1116 |
|
|
parameter ESP_A0SEEN =6'd23;
|
| 1117 |
|
|
parameter ESP_AS =6'd24;
|
| 1118 |
|
|
parameter PGMS =6'd25;
|
| 1119 |
|
|
parameter CFI =6'd26;
|
| 1120 |
|
|
parameter AS_CFI =6'd27;
|
| 1121 |
|
|
parameter ESP_CFI =6'd28;
|
| 1122 |
|
|
parameter ESP_AS_CFI =6'd29;
|
| 1123 |
|
|
|
| 1124 |
|
|
reg [5:0] current_state;
|
| 1125 |
|
|
reg [5:0] next_state;
|
| 1126 |
|
|
|
| 1127 |
|
|
reg deq;
|
| 1128 |
|
|
|
| 1129 |
|
|
always @(DIn, DOut)
|
| 1130 |
|
|
begin
|
| 1131 |
|
|
if (DIn==DOut)
|
| 1132 |
|
|
deq=1'b1;
|
| 1133 |
|
|
else
|
| 1134 |
|
|
deq=1'b0;
|
| 1135 |
|
|
end
|
| 1136 |
|
|
// check when data is generated from model to avoid setuphold check in
|
| 1137 |
|
|
// those occasion
|
| 1138 |
|
|
assign deg =deq;
|
| 1139 |
|
|
|
| 1140 |
|
|
// initialize memory and load preoload files if any
|
| 1141 |
|
|
initial
|
| 1142 |
|
|
begin : NBlck
|
| 1143 |
|
|
integer i,j;
|
| 1144 |
|
|
integer tmp1,tmp2,tmp3;
|
| 1145 |
|
|
integer secure_silicon[0:SecSiSize];
|
| 1146 |
|
|
reg sector_prot[0:SecNum];
|
| 1147 |
|
|
|
| 1148 |
|
|
for (i=0;i<=((SecNum+1)*(SecSize+1)-1);i=i+1)
|
| 1149 |
|
|
begin
|
| 1150 |
|
|
Mem[i]=MaxData;
|
| 1151 |
|
|
end
|
| 1152 |
|
|
for (i=0;i<=SecSiSize;i=i+1)
|
| 1153 |
|
|
begin
|
| 1154 |
|
|
secure_silicon[i]=MaxData;
|
| 1155 |
|
|
end
|
| 1156 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 1157 |
|
|
begin
|
| 1158 |
|
|
sector_prot[i]=0;
|
| 1159 |
|
|
end
|
| 1160 |
|
|
if (UserPreload && !(prot_file_name == "none"))
|
| 1161 |
|
|
begin
|
| 1162 |
|
|
//s29al032d_00_prot sector protect file
|
| 1163 |
|
|
// // - comment
|
| 1164 |
|
|
// @aa - <aa> stands for sector address
|
| 1165 |
|
|
// (aa is incremented at every load)
|
| 1166 |
|
|
// b - <b> is 1 for protected sector <aa>, 0 for unprotect.
|
| 1167 |
|
|
$readmemb(prot_file_name,sector_prot);
|
| 1168 |
|
|
end
|
| 1169 |
|
|
if (UserPreload && !(mem_file_name == "none"))
|
| 1170 |
|
|
begin
|
| 1171 |
|
|
//s29al032d_00_memory preload file
|
| 1172 |
|
|
// @aaaaaa - <aaaaaa> stands for address within last defined sector
|
| 1173 |
|
|
// dd - <dd> is byte to be written at Mem(nn)(aaaaaa++)
|
| 1174 |
|
|
// (aaaaaa is incremented at every load)
|
| 1175 |
|
|
$readmemh(mem_file_name,Mem);
|
| 1176 |
|
|
end
|
| 1177 |
|
|
if (UserPreload && !(secsi_file_name == "none"))
|
| 1178 |
|
|
begin
|
| 1179 |
|
|
//s29al032d_00_secsi memory preload file
|
| 1180 |
|
|
// @aaaa - <aaaa> stands for address within last defined sector
|
| 1181 |
|
|
// dd - <dd> is byte to be written at Mem(nn)(aaaa++)
|
| 1182 |
|
|
// (aaaa is incremented at every load)
|
| 1183 |
|
|
$readmemh(secsi_file_name,secure_silicon);
|
| 1184 |
|
|
end
|
| 1185 |
|
|
|
| 1186 |
|
|
for (i=0;i<=SecSiSize;i=i+1)
|
| 1187 |
|
|
begin
|
| 1188 |
|
|
SecSi[i] = secure_silicon[i];
|
| 1189 |
|
|
end
|
| 1190 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 1191 |
|
|
Ers_queue[i] = 0;
|
| 1192 |
|
|
// every 4-group sectors protect bit must equel
|
| 1193 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 1194 |
|
|
Sec_Prot[i] = sector_prot[i];
|
| 1195 |
|
|
|
| 1196 |
|
|
if ((Sec_Prot[3:0] != 4'h0 && Sec_Prot[3:0] != 4'hF)
|
| 1197 |
|
|
|| (Sec_Prot[7:4] != 4'h0 && Sec_Prot[7:4] != 4'hF)
|
| 1198 |
|
|
|| (Sec_Prot[11:8] != 4'h0 && Sec_Prot[11:8] != 4'hF)
|
| 1199 |
|
|
|| (Sec_Prot[15:12] != 4'h0 && Sec_Prot[15:12] != 4'hF)
|
| 1200 |
|
|
|| (Sec_Prot[19:16] != 4'h0 && Sec_Prot[19:16] != 4'hF)
|
| 1201 |
|
|
|| (Sec_Prot[23:20] != 4'h0 && Sec_Prot[23:20] != 4'hF)
|
| 1202 |
|
|
|| (Sec_Prot[27:24] != 4'h0 && Sec_Prot[27:24] != 4'hF)
|
| 1203 |
|
|
|| (Sec_Prot[31:28] != 4'h0 && Sec_Prot[31:28] != 4'hF)
|
| 1204 |
|
|
|| (Sec_Prot[35:32] != 4'h0 && Sec_Prot[35:32] != 4'hF)
|
| 1205 |
|
|
|| (Sec_Prot[39:36] != 4'h0 && Sec_Prot[39:36] != 4'hF)
|
| 1206 |
|
|
|| (Sec_Prot[43:40] != 4'h0 && Sec_Prot[43:40] != 4'hF)
|
| 1207 |
|
|
|| (Sec_Prot[47:44] != 4'h0 && Sec_Prot[47:44] != 4'hF)
|
| 1208 |
|
|
|| (Sec_Prot[51:48] != 4'h0 && Sec_Prot[51:48] != 4'hF)
|
| 1209 |
|
|
|| (Sec_Prot[55:52] != 4'h0 && Sec_Prot[55:52] != 4'hF)
|
| 1210 |
|
|
|| (Sec_Prot[59:56] != 4'h0 && Sec_Prot[59:56] != 4'hF)
|
| 1211 |
|
|
|| (Sec_Prot[63:60] != 4'h0 && Sec_Prot[63:60] != 4'hF))
|
| 1212 |
|
|
|
| 1213 |
|
|
$display("Bad sector protect group preload");
|
| 1214 |
|
|
|
| 1215 |
|
|
WBData = -1;
|
| 1216 |
|
|
|
| 1217 |
|
|
end
|
| 1218 |
|
|
|
| 1219 |
|
|
//Power Up time 100 ns;
|
| 1220 |
|
|
initial
|
| 1221 |
|
|
begin
|
| 1222 |
|
|
PoweredUp = 1'b0;
|
| 1223 |
|
|
#100 PoweredUp = 1'b1;
|
| 1224 |
|
|
end
|
| 1225 |
|
|
|
| 1226 |
|
|
always @(RESETNeg)
|
| 1227 |
|
|
begin
|
| 1228 |
|
|
RST <= #499 RESETNeg;
|
| 1229 |
|
|
end
|
| 1230 |
|
|
|
| 1231 |
|
|
initial
|
| 1232 |
|
|
begin
|
| 1233 |
|
|
write = 1'b0;
|
| 1234 |
|
|
read = 1'b0;
|
| 1235 |
|
|
Addr = 0;
|
| 1236 |
|
|
|
| 1237 |
|
|
ULBYPASS = 1'b0;
|
| 1238 |
|
|
ESP_ACT = 1'b0;
|
| 1239 |
|
|
OTP_ACT = 1'b0;
|
| 1240 |
|
|
|
| 1241 |
|
|
PDONE = 1'b1;
|
| 1242 |
|
|
PSTART = 1'b0;
|
| 1243 |
|
|
|
| 1244 |
|
|
PERR = 1'b0;
|
| 1245 |
|
|
|
| 1246 |
|
|
EDONE = 1'b1;
|
| 1247 |
|
|
ESTART = 1'b0;
|
| 1248 |
|
|
ESUSP = 1'b0;
|
| 1249 |
|
|
ERES = 1'b0;
|
| 1250 |
|
|
|
| 1251 |
|
|
EERR = 1'b0;
|
| 1252 |
|
|
READY_in = 1'b0;
|
| 1253 |
|
|
READY = 1'b0;
|
| 1254 |
|
|
end
|
| 1255 |
|
|
|
| 1256 |
|
|
always @(posedge START_T1_in)
|
| 1257 |
|
|
begin:TESTARTT1r
|
| 1258 |
|
|
#tdevice_START_T1 START_T1 = START_T1_in;
|
| 1259 |
|
|
end
|
| 1260 |
|
|
always @(negedge START_T1_in)
|
| 1261 |
|
|
begin:TESTARTT1f
|
| 1262 |
|
|
#1 START_T1 = START_T1_in;
|
| 1263 |
|
|
end
|
| 1264 |
|
|
|
| 1265 |
|
|
always @(posedge CTMOUT_in)
|
| 1266 |
|
|
begin:TCTMOUTr
|
| 1267 |
|
|
#tdevice_CTMOUT CTMOUT = CTMOUT_in;
|
| 1268 |
|
|
end
|
| 1269 |
|
|
always @(negedge CTMOUT_in)
|
| 1270 |
|
|
begin:TCTMOUTf
|
| 1271 |
|
|
#1 CTMOUT = CTMOUT_in;
|
| 1272 |
|
|
end
|
| 1273 |
|
|
|
| 1274 |
|
|
always @(posedge READY_in)
|
| 1275 |
|
|
begin:TREADYr
|
| 1276 |
|
|
#tdevice_READY READY = READY_in;
|
| 1277 |
|
|
end
|
| 1278 |
|
|
always @(negedge READY_in)
|
| 1279 |
|
|
begin:TREADYf
|
| 1280 |
|
|
#1 READY = READY_in;
|
| 1281 |
|
|
end
|
| 1282 |
|
|
////////////////////////////////////////////////////////////////////////////
|
| 1283 |
|
|
//// obtain 'LAST_EVENT information
|
| 1284 |
|
|
////////////////////////////////////////////////////////////////////////////
|
| 1285 |
|
|
always @(negedge OENeg)
|
| 1286 |
|
|
begin
|
| 1287 |
|
|
OENeg_event = $time;
|
| 1288 |
|
|
end
|
| 1289 |
|
|
always @(negedge CENeg)
|
| 1290 |
|
|
begin
|
| 1291 |
|
|
CENeg_event = $time;
|
| 1292 |
|
|
end
|
| 1293 |
|
|
|
| 1294 |
|
|
always @(posedge OENeg)
|
| 1295 |
|
|
begin
|
| 1296 |
|
|
OENeg_posEvent = $time;
|
| 1297 |
|
|
end
|
| 1298 |
|
|
always @(posedge CENeg)
|
| 1299 |
|
|
begin
|
| 1300 |
|
|
CENeg_posEvent = $time;
|
| 1301 |
|
|
end
|
| 1302 |
|
|
|
| 1303 |
|
|
always @(A)
|
| 1304 |
|
|
begin
|
| 1305 |
|
|
ADDR_event = $time;
|
| 1306 |
|
|
end
|
| 1307 |
|
|
|
| 1308 |
|
|
////////////////////////////////////////////////////////////////////////////
|
| 1309 |
|
|
//// sequential process for reset control and FSM state transition
|
| 1310 |
|
|
////////////////////////////////////////////////////////////////////////////
|
| 1311 |
|
|
always @(negedge RST)
|
| 1312 |
|
|
begin
|
| 1313 |
|
|
ESP_ACT = 1'b0;
|
| 1314 |
|
|
ULBYPASS = 1'b0;
|
| 1315 |
|
|
OTP_ACT = 1'b0;
|
| 1316 |
|
|
end
|
| 1317 |
|
|
|
| 1318 |
|
|
reg R;
|
| 1319 |
|
|
reg E;
|
| 1320 |
|
|
always @(RESETNeg)
|
| 1321 |
|
|
begin
|
| 1322 |
|
|
if (PoweredUp)
|
| 1323 |
|
|
begin
|
| 1324 |
|
|
//Hardware reset timing control
|
| 1325 |
|
|
if (~RESETNeg)
|
| 1326 |
|
|
begin
|
| 1327 |
|
|
E = 1'b0;
|
| 1328 |
|
|
if (~PDONE || ~EDONE)
|
| 1329 |
|
|
begin
|
| 1330 |
|
|
//if program or erase in progress
|
| 1331 |
|
|
READY_in = 1'b1;
|
| 1332 |
|
|
R = 1'b1;
|
| 1333 |
|
|
end
|
| 1334 |
|
|
else
|
| 1335 |
|
|
begin
|
| 1336 |
|
|
READY_in = 1'b0;
|
| 1337 |
|
|
R = 1'b0; //prog or erase not in progress
|
| 1338 |
|
|
end
|
| 1339 |
|
|
end
|
| 1340 |
|
|
else if (RESETNeg && RST)
|
| 1341 |
|
|
begin
|
| 1342 |
|
|
//RESET# pulse < tRP
|
| 1343 |
|
|
READY_in = 1'b0;
|
| 1344 |
|
|
R = 1'b0;
|
| 1345 |
|
|
E = 1'b1;
|
| 1346 |
|
|
end
|
| 1347 |
|
|
end
|
| 1348 |
|
|
end
|
| 1349 |
|
|
|
| 1350 |
|
|
always @(next_state or RESETNeg or CENeg or RST or
|
| 1351 |
|
|
READY or PoweredUp)
|
| 1352 |
|
|
begin: StateTransition
|
| 1353 |
|
|
|
| 1354 |
|
|
if (PoweredUp)
|
| 1355 |
|
|
begin
|
| 1356 |
|
|
if (RESETNeg && (~R || (R && READY)))
|
| 1357 |
|
|
begin
|
| 1358 |
|
|
current_state = next_state;
|
| 1359 |
|
|
READY_in = 1'b0;
|
| 1360 |
|
|
E = 1'b0;
|
| 1361 |
|
|
R = 1'b0;
|
| 1362 |
|
|
reseted = 1'b1;
|
| 1363 |
|
|
end
|
| 1364 |
|
|
else if ((~R && ~RESETNeg && ~RST) ||
|
| 1365 |
|
|
(R && ~RESETNeg && ~RST && ~READY) ||
|
| 1366 |
|
|
(R && RESETNeg && ~RST && ~READY))
|
| 1367 |
|
|
begin
|
| 1368 |
|
|
//no state transition while RESET# low
|
| 1369 |
|
|
current_state = RESET; //reset start
|
| 1370 |
|
|
reseted = 1'b0;
|
| 1371 |
|
|
end
|
| 1372 |
|
|
end
|
| 1373 |
|
|
else
|
| 1374 |
|
|
begin
|
| 1375 |
|
|
current_state = RESET; // reset
|
| 1376 |
|
|
reseted = 1'b0;
|
| 1377 |
|
|
E = 1'b0;
|
| 1378 |
|
|
R = 1'b0;
|
| 1379 |
|
|
end
|
| 1380 |
|
|
end
|
| 1381 |
|
|
|
| 1382 |
|
|
// /////////////////////////////////////////////////////////////////////////
|
| 1383 |
|
|
// //Glitch Protection: Inertial Delay does not propagate pulses <5ns
|
| 1384 |
|
|
// /////////////////////////////////////////////////////////////////////////
|
| 1385 |
|
|
assign #5 gWE_n = WENeg_ipd;
|
| 1386 |
|
|
assign #5 gCE_n = CENeg_ipd;
|
| 1387 |
|
|
assign #5 gOE_n = OENeg_ipd;
|
| 1388 |
|
|
|
| 1389 |
|
|
///////////////////////////////////////////////////////////////////////////
|
| 1390 |
|
|
//Process that reports warning when changes on signals WE#, CE#, OE# are
|
| 1391 |
|
|
//discarded
|
| 1392 |
|
|
///////////////////////////////////////////////////////////////////////////
|
| 1393 |
|
|
always @(WENeg)
|
| 1394 |
|
|
begin: PulseWatch1
|
| 1395 |
|
|
if (gWE_n == WENeg)
|
| 1396 |
|
|
$display("Glitch on WE#");
|
| 1397 |
|
|
end
|
| 1398 |
|
|
always @(CENeg)
|
| 1399 |
|
|
begin: PulseWatch2
|
| 1400 |
|
|
if (gCE_n == CENeg)
|
| 1401 |
|
|
$display("Glitch on CE#");
|
| 1402 |
|
|
end
|
| 1403 |
|
|
always @(OENeg)
|
| 1404 |
|
|
begin: PulseWatch3
|
| 1405 |
|
|
if (gOE_n == OENeg)
|
| 1406 |
|
|
$display("Glitch on OE#");
|
| 1407 |
|
|
end
|
| 1408 |
|
|
|
| 1409 |
|
|
//latch address on rising edge and data on falling edge of write
|
| 1410 |
|
|
always @(gWE_n or gCE_n or gOE_n )
|
| 1411 |
|
|
begin: write_dc
|
| 1412 |
|
|
if (RESETNeg!=1'b0)
|
| 1413 |
|
|
begin
|
| 1414 |
|
|
if (~gWE_n && ~gCE_n && gOE_n)
|
| 1415 |
|
|
write = 1'b1;
|
| 1416 |
|
|
else
|
| 1417 |
|
|
write = 1'b0;
|
| 1418 |
|
|
end
|
| 1419 |
|
|
|
| 1420 |
|
|
if (gWE_n && ~gCE_n && ~gOE_n)
|
| 1421 |
|
|
read = 1'b1;
|
| 1422 |
|
|
else
|
| 1423 |
|
|
read = 1'b0;
|
| 1424 |
|
|
end
|
| 1425 |
|
|
|
| 1426 |
|
|
///////////////////////////////////////////////////////////////////////////
|
| 1427 |
|
|
////Latch address on falling edge of WE# or CE# what ever comes later
|
| 1428 |
|
|
////Latch data on rising edge of WE# or CE# what ever comes first
|
| 1429 |
|
|
//// also Write cycle decode
|
| 1430 |
|
|
////////////////////////////////////////////////////////////////////////////
|
| 1431 |
|
|
integer A_tmp ;
|
| 1432 |
|
|
integer SA_tmp ;
|
| 1433 |
|
|
integer A_tmp1 ;
|
| 1434 |
|
|
integer Mem_tmp;
|
| 1435 |
|
|
integer AS_addr;
|
| 1436 |
|
|
reg CE;
|
| 1437 |
|
|
|
| 1438 |
|
|
always @(WENeg_ipd)
|
| 1439 |
|
|
begin
|
| 1440 |
|
|
if (reseted)
|
| 1441 |
|
|
begin
|
| 1442 |
|
|
if (~WENeg_ipd && ~CENeg_ipd && OENeg_ipd )
|
| 1443 |
|
|
begin
|
| 1444 |
|
|
A_tmp = A[10:0];
|
| 1445 |
|
|
SA_tmp = A[HiAddrBit:16];
|
| 1446 |
|
|
A_tmp1 = A[15:0];
|
| 1447 |
|
|
Mem_tmp = A;
|
| 1448 |
|
|
AS_addr = A[21];
|
| 1449 |
|
|
end
|
| 1450 |
|
|
end
|
| 1451 |
|
|
end
|
| 1452 |
|
|
|
| 1453 |
|
|
always @(CENeg_ipd)
|
| 1454 |
|
|
begin
|
| 1455 |
|
|
if (reseted)
|
| 1456 |
|
|
begin
|
| 1457 |
|
|
if (~CENeg_ipd && (WENeg_ipd != OENeg_ipd) )
|
| 1458 |
|
|
begin
|
| 1459 |
|
|
A_tmp = A[10:0];
|
| 1460 |
|
|
SA_tmp = A[HiAddrBit:16];
|
| 1461 |
|
|
A_tmp1 = A[15:0];
|
| 1462 |
|
|
Mem_tmp = A;
|
| 1463 |
|
|
AS_addr = A[21];
|
| 1464 |
|
|
end
|
| 1465 |
|
|
if (~CENeg_ipd && WENeg_ipd && ~OENeg_ipd)
|
| 1466 |
|
|
begin
|
| 1467 |
|
|
SecAddr = SA_tmp;
|
| 1468 |
|
|
Address = A_tmp1;
|
| 1469 |
|
|
MemAddress = Mem_tmp;
|
| 1470 |
|
|
Addr = A_tmp;
|
| 1471 |
|
|
end
|
| 1472 |
|
|
end
|
| 1473 |
|
|
end
|
| 1474 |
|
|
|
| 1475 |
|
|
always @(negedge OENeg_ipd )
|
| 1476 |
|
|
begin
|
| 1477 |
|
|
if (reseted)
|
| 1478 |
|
|
begin
|
| 1479 |
|
|
if (~OENeg_ipd && WENeg_ipd && ~CENeg_ipd)
|
| 1480 |
|
|
begin
|
| 1481 |
|
|
A_tmp = A[10:0];
|
| 1482 |
|
|
SA_tmp = A[HiAddrBit:16];
|
| 1483 |
|
|
A_tmp1 = A[15:0];
|
| 1484 |
|
|
Mem_tmp = A;
|
| 1485 |
|
|
SecAddr = SA_tmp;
|
| 1486 |
|
|
Address = A_tmp1;
|
| 1487 |
|
|
MemAddress = Mem_tmp;
|
| 1488 |
|
|
Addr = A_tmp;
|
| 1489 |
|
|
AS_addr = A[21];
|
| 1490 |
|
|
end
|
| 1491 |
|
|
|
| 1492 |
|
|
SecAddr = SA_tmp;
|
| 1493 |
|
|
Address = A_tmp1;
|
| 1494 |
|
|
MemAddress = Mem_tmp;
|
| 1495 |
|
|
CE = CENeg;
|
| 1496 |
|
|
Addr = A_tmp;
|
| 1497 |
|
|
end
|
| 1498 |
|
|
end
|
| 1499 |
|
|
|
| 1500 |
|
|
always @(A)
|
| 1501 |
|
|
begin
|
| 1502 |
|
|
if (reseted)
|
| 1503 |
|
|
if (WENeg_ipd && ~CENeg_ipd && ~OENeg_ipd)
|
| 1504 |
|
|
begin
|
| 1505 |
|
|
A_tmp = A[10:0];
|
| 1506 |
|
|
SA_tmp = A[HiAddrBit:16];
|
| 1507 |
|
|
A_tmp1 = A[15:0];
|
| 1508 |
|
|
Mem_tmp = A;
|
| 1509 |
|
|
AS_addr = A[21];
|
| 1510 |
|
|
SecAddr = SA_tmp;
|
| 1511 |
|
|
Address = A_tmp1;
|
| 1512 |
|
|
MemAddress = Mem_tmp;
|
| 1513 |
|
|
Addr = A_tmp;
|
| 1514 |
|
|
CE = CENeg;
|
| 1515 |
|
|
end
|
| 1516 |
|
|
end
|
| 1517 |
|
|
|
| 1518 |
|
|
always @(posedge write)
|
| 1519 |
|
|
begin
|
| 1520 |
|
|
SecAddr = SA_tmp;
|
| 1521 |
|
|
Address = A_tmp1;
|
| 1522 |
|
|
MemAddress = Mem_tmp;
|
| 1523 |
|
|
Addr = A_tmp;
|
| 1524 |
|
|
CE = CENeg;
|
| 1525 |
|
|
end
|
| 1526 |
|
|
|
| 1527 |
|
|
///////////////////////////////////////////////////////////////////////////
|
| 1528 |
|
|
// Timing control for the Program Operations
|
| 1529 |
|
|
///////////////////////////////////////////////////////////////////////////
|
| 1530 |
|
|
|
| 1531 |
|
|
integer cnt_write = 0;
|
| 1532 |
|
|
//time elapsed_write ;
|
| 1533 |
|
|
time duration_write ;
|
| 1534 |
|
|
//time start_write ;
|
| 1535 |
|
|
event pdone_event;
|
| 1536 |
|
|
|
| 1537 |
|
|
always @(posedge reseted)
|
| 1538 |
|
|
begin
|
| 1539 |
|
|
PDONE = 1'b1;
|
| 1540 |
|
|
end
|
| 1541 |
|
|
|
| 1542 |
|
|
always @(reseted or PSTART)
|
| 1543 |
|
|
begin
|
| 1544 |
|
|
if (reseted)
|
| 1545 |
|
|
begin
|
| 1546 |
|
|
if (PSTART && PDONE)
|
| 1547 |
|
|
begin
|
| 1548 |
|
|
if ((~FactoryProt && OTP_ACT)||
|
| 1549 |
|
|
( ~Sec_Prot[SA] &&(~Ers_queue[SA] || ~ESP_ACT )&& ~OTP_ACT))
|
| 1550 |
|
|
begin
|
| 1551 |
|
|
duration_write = tdevice_POB + 5;
|
| 1552 |
|
|
PDONE = 1'b0;
|
| 1553 |
|
|
->pdone_event;
|
| 1554 |
|
|
end
|
| 1555 |
|
|
else
|
| 1556 |
|
|
begin
|
| 1557 |
|
|
PERR = 1'b1;
|
| 1558 |
|
|
PERR <= #1005 1'b0;
|
| 1559 |
|
|
end
|
| 1560 |
|
|
end
|
| 1561 |
|
|
end
|
| 1562 |
|
|
end
|
| 1563 |
|
|
|
| 1564 |
|
|
always @(pdone_event)
|
| 1565 |
|
|
begin:pdone_process
|
| 1566 |
|
|
PDONE = 1'b0;
|
| 1567 |
|
|
#duration_write PDONE = 1'b1;
|
| 1568 |
|
|
end
|
| 1569 |
|
|
|
| 1570 |
|
|
/////////////////////////////////////////////////////////////////////////
|
| 1571 |
|
|
// Timing control for the Erase Operations
|
| 1572 |
|
|
/////////////////////////////////////////////////////////////////////////
|
| 1573 |
|
|
integer cnt_erase = 0;
|
| 1574 |
|
|
time elapsed_erase;
|
| 1575 |
|
|
time duration_erase;
|
| 1576 |
|
|
time start_erase;
|
| 1577 |
|
|
|
| 1578 |
|
|
always @(posedge reseted)
|
| 1579 |
|
|
begin
|
| 1580 |
|
|
disable edone_process;
|
| 1581 |
|
|
EDONE = 1'b1;
|
| 1582 |
|
|
end
|
| 1583 |
|
|
event edone_event;
|
| 1584 |
|
|
always @(reseted or ESTART)
|
| 1585 |
|
|
begin: erase
|
| 1586 |
|
|
integer i;
|
| 1587 |
|
|
if (reseted)
|
| 1588 |
|
|
begin
|
| 1589 |
|
|
if (ESTART && EDONE)
|
| 1590 |
|
|
begin
|
| 1591 |
|
|
cnt_erase = 0;
|
| 1592 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 1593 |
|
|
begin
|
| 1594 |
|
|
if ((Ers_queue[i]==1'b1) && (Sec_Prot[i]!=1'b1))
|
| 1595 |
|
|
cnt_erase = cnt_erase + 1;
|
| 1596 |
|
|
end
|
| 1597 |
|
|
|
| 1598 |
|
|
if (cnt_erase>0)
|
| 1599 |
|
|
begin
|
| 1600 |
|
|
elapsed_erase = 0;
|
| 1601 |
|
|
duration_erase = cnt_erase* tdevice_SEO + 4;
|
| 1602 |
|
|
->edone_event;
|
| 1603 |
|
|
start_erase = $time;
|
| 1604 |
|
|
end
|
| 1605 |
|
|
else
|
| 1606 |
|
|
begin
|
| 1607 |
|
|
EERR = 1'b1;
|
| 1608 |
|
|
EERR <= #100005 1'b0;
|
| 1609 |
|
|
end
|
| 1610 |
|
|
end
|
| 1611 |
|
|
end
|
| 1612 |
|
|
end
|
| 1613 |
|
|
|
| 1614 |
|
|
always @(edone_event)
|
| 1615 |
|
|
begin : edone_process
|
| 1616 |
|
|
EDONE = 1'b0;
|
| 1617 |
|
|
#duration_erase EDONE = 1'b1;
|
| 1618 |
|
|
end
|
| 1619 |
|
|
|
| 1620 |
|
|
always @(reseted or ESUSP)
|
| 1621 |
|
|
begin
|
| 1622 |
|
|
if (reseted)
|
| 1623 |
|
|
if (ESUSP && ~EDONE)
|
| 1624 |
|
|
begin
|
| 1625 |
|
|
disable edone_process;
|
| 1626 |
|
|
elapsed_erase = $time - start_erase;
|
| 1627 |
|
|
duration_erase = duration_erase - elapsed_erase;
|
| 1628 |
|
|
EDONE = 1'b0;
|
| 1629 |
|
|
end
|
| 1630 |
|
|
end
|
| 1631 |
|
|
always @(reseted or ERES)
|
| 1632 |
|
|
begin
|
| 1633 |
|
|
if (reseted)
|
| 1634 |
|
|
if (ERES && ~EDONE)
|
| 1635 |
|
|
begin
|
| 1636 |
|
|
start_erase = $time;
|
| 1637 |
|
|
EDONE = 1'b0;
|
| 1638 |
|
|
->edone_event;
|
| 1639 |
|
|
end
|
| 1640 |
|
|
end
|
| 1641 |
|
|
|
| 1642 |
|
|
// /////////////////////////////////////////////////////////////////////////
|
| 1643 |
|
|
// // Main Behavior Process
|
| 1644 |
|
|
// // combinational process for next state generation
|
| 1645 |
|
|
// /////////////////////////////////////////////////////////////////////////
|
| 1646 |
|
|
reg PATTERN_1 = 1'b0;
|
| 1647 |
|
|
reg PATTERN_2 = 1'b0;
|
| 1648 |
|
|
reg A_PAT_1 = 1'b0;
|
| 1649 |
|
|
reg A_PAT_2 = 1'b0;
|
| 1650 |
|
|
reg A_PAT_3 = 1'b0;
|
| 1651 |
|
|
integer DataByte ;
|
| 1652 |
|
|
|
| 1653 |
|
|
always @(negedge write)
|
| 1654 |
|
|
begin
|
| 1655 |
|
|
DataByte = DIn;
|
| 1656 |
|
|
PATTERN_1 = DataByte==8'hAA ;
|
| 1657 |
|
|
PATTERN_2 = DataByte==8'h55 ;
|
| 1658 |
|
|
A_PAT_1 = 1'b1;
|
| 1659 |
|
|
A_PAT_2 = Address==16'hAAA ;
|
| 1660 |
|
|
A_PAT_3 = Address==16'h555 ;
|
| 1661 |
|
|
|
| 1662 |
|
|
end
|
| 1663 |
|
|
|
| 1664 |
|
|
always @(write or reseted)
|
| 1665 |
|
|
begin: StateGen1
|
| 1666 |
|
|
if (reseted!=1'b1)
|
| 1667 |
|
|
next_state = current_state;
|
| 1668 |
|
|
else
|
| 1669 |
|
|
if (~write)
|
| 1670 |
|
|
case (current_state)
|
| 1671 |
|
|
RESET :
|
| 1672 |
|
|
begin
|
| 1673 |
|
|
if (PATTERN_1)
|
| 1674 |
|
|
next_state = Z001;
|
| 1675 |
|
|
else if ((Addr==8'h55) && (DataByte==8'h98))
|
| 1676 |
|
|
next_state = CFI;
|
| 1677 |
|
|
else
|
| 1678 |
|
|
next_state = RESET;
|
| 1679 |
|
|
end
|
| 1680 |
|
|
|
| 1681 |
|
|
CFI:
|
| 1682 |
|
|
begin
|
| 1683 |
|
|
if (DataByte==8'hF0)
|
| 1684 |
|
|
next_state = RESET;
|
| 1685 |
|
|
else
|
| 1686 |
|
|
next_state = CFI;
|
| 1687 |
|
|
end
|
| 1688 |
|
|
|
| 1689 |
|
|
Z001 :
|
| 1690 |
|
|
begin
|
| 1691 |
|
|
if (PATTERN_2)
|
| 1692 |
|
|
next_state = PREL_SETBWB;
|
| 1693 |
|
|
else
|
| 1694 |
|
|
next_state = RESET;
|
| 1695 |
|
|
end
|
| 1696 |
|
|
|
| 1697 |
|
|
PREL_SETBWB :
|
| 1698 |
|
|
begin
|
| 1699 |
|
|
if (A_PAT_1 && (DataByte==16'h20))
|
| 1700 |
|
|
next_state = PREL_ULBYPASS;
|
| 1701 |
|
|
else if (A_PAT_1 && (DataByte==16'h90))
|
| 1702 |
|
|
next_state = AS;
|
| 1703 |
|
|
else if (A_PAT_1 && (DataByte==16'hA0))
|
| 1704 |
|
|
next_state = A0SEEN;
|
| 1705 |
|
|
else if (A_PAT_1 && (DataByte==16'h80))
|
| 1706 |
|
|
next_state = C8;
|
| 1707 |
|
|
else if (A_PAT_1 && (DataByte==16'h88))
|
| 1708 |
|
|
next_state = OTP;
|
| 1709 |
|
|
else
|
| 1710 |
|
|
next_state = RESET;
|
| 1711 |
|
|
end
|
| 1712 |
|
|
|
| 1713 |
|
|
PREL_ULBYPASS :
|
| 1714 |
|
|
begin
|
| 1715 |
|
|
if (DataByte == 16'h90 )
|
| 1716 |
|
|
next_state <= PREL_ULBYPASS_RESET;
|
| 1717 |
|
|
if (A_PAT_1 && (DataByte == 16'hA0))
|
| 1718 |
|
|
next_state = A0SEEN;
|
| 1719 |
|
|
else
|
| 1720 |
|
|
next_state = PREL_ULBYPASS;
|
| 1721 |
|
|
end
|
| 1722 |
|
|
|
| 1723 |
|
|
PREL_ULBYPASS_RESET :
|
| 1724 |
|
|
begin
|
| 1725 |
|
|
if (DataByte == 16'h00 )
|
| 1726 |
|
|
if (ESP_ACT)
|
| 1727 |
|
|
next_state = ESP;
|
| 1728 |
|
|
else
|
| 1729 |
|
|
next_state = RESET;
|
| 1730 |
|
|
else
|
| 1731 |
|
|
next_state <= PREL_ULBYPASS;
|
| 1732 |
|
|
end
|
| 1733 |
|
|
|
| 1734 |
|
|
AS :
|
| 1735 |
|
|
begin
|
| 1736 |
|
|
if (DataByte==16'hF0)
|
| 1737 |
|
|
next_state = RESET;
|
| 1738 |
|
|
else if ((Addr==8'h55) && (DataByte==8'h98))
|
| 1739 |
|
|
next_state = AS_CFI;
|
| 1740 |
|
|
else
|
| 1741 |
|
|
next_state = AS;
|
| 1742 |
|
|
end
|
| 1743 |
|
|
|
| 1744 |
|
|
AS_CFI:
|
| 1745 |
|
|
begin
|
| 1746 |
|
|
if (DataByte==8'hF0)
|
| 1747 |
|
|
next_state = AS;
|
| 1748 |
|
|
else
|
| 1749 |
|
|
next_state = AS_CFI;
|
| 1750 |
|
|
end
|
| 1751 |
|
|
|
| 1752 |
|
|
A0SEEN :
|
| 1753 |
|
|
begin
|
| 1754 |
|
|
next_state = PGMS;
|
| 1755 |
|
|
end
|
| 1756 |
|
|
|
| 1757 |
|
|
OTP :
|
| 1758 |
|
|
begin
|
| 1759 |
|
|
if (PATTERN_1)
|
| 1760 |
|
|
next_state = OTP_Z001;
|
| 1761 |
|
|
else
|
| 1762 |
|
|
next_state = OTP;
|
| 1763 |
|
|
end
|
| 1764 |
|
|
|
| 1765 |
|
|
OTP_Z001 :
|
| 1766 |
|
|
begin
|
| 1767 |
|
|
if (PATTERN_2)
|
| 1768 |
|
|
next_state = OTP_PREL;
|
| 1769 |
|
|
else
|
| 1770 |
|
|
next_state = OTP;
|
| 1771 |
|
|
end
|
| 1772 |
|
|
|
| 1773 |
|
|
OTP_PREL :
|
| 1774 |
|
|
begin
|
| 1775 |
|
|
if (A_PAT_1 && (DataByte == 16'h90))
|
| 1776 |
|
|
next_state = OTP_AS;
|
| 1777 |
|
|
else if (A_PAT_1 && (DataByte == 16'hA0))
|
| 1778 |
|
|
next_state = OTP_A0SEEN;
|
| 1779 |
|
|
else
|
| 1780 |
|
|
next_state = OTP;
|
| 1781 |
|
|
end
|
| 1782 |
|
|
|
| 1783 |
|
|
OTP_AS:
|
| 1784 |
|
|
begin
|
| 1785 |
|
|
if (DataByte == 16'h00)
|
| 1786 |
|
|
if (ESP_ACT)
|
| 1787 |
|
|
next_state = ESP;
|
| 1788 |
|
|
else
|
| 1789 |
|
|
next_state = RESET;
|
| 1790 |
|
|
else if (DataByte == 16'hF0)
|
| 1791 |
|
|
next_state = OTP;
|
| 1792 |
|
|
else if (DataByte == 16'h98)
|
| 1793 |
|
|
next_state = OTP_AS_CFI;
|
| 1794 |
|
|
else
|
| 1795 |
|
|
next_state = OTP_AS;
|
| 1796 |
|
|
end
|
| 1797 |
|
|
|
| 1798 |
|
|
OTP_AS_CFI:
|
| 1799 |
|
|
begin
|
| 1800 |
|
|
if (DataByte == 16'hF0)
|
| 1801 |
|
|
next_state = OTP_AS;
|
| 1802 |
|
|
else
|
| 1803 |
|
|
next_state = OTP_AS_CFI;
|
| 1804 |
|
|
end
|
| 1805 |
|
|
|
| 1806 |
|
|
OTP_A0SEEN :
|
| 1807 |
|
|
begin
|
| 1808 |
|
|
if ((SecAddr == 16'h3F) && (Address <= 16'hFFFF) &&
|
| 1809 |
|
|
(Address >= 16'hFF00))
|
| 1810 |
|
|
next_state = PGMS;
|
| 1811 |
|
|
else
|
| 1812 |
|
|
next_state = OTP;
|
| 1813 |
|
|
end
|
| 1814 |
|
|
|
| 1815 |
|
|
C8 :
|
| 1816 |
|
|
begin
|
| 1817 |
|
|
if (PATTERN_1)
|
| 1818 |
|
|
next_state = C8_Z001;
|
| 1819 |
|
|
else
|
| 1820 |
|
|
next_state = RESET;
|
| 1821 |
|
|
end
|
| 1822 |
|
|
|
| 1823 |
|
|
C8_Z001 :
|
| 1824 |
|
|
begin
|
| 1825 |
|
|
if (PATTERN_2)
|
| 1826 |
|
|
next_state = C8_PREL;
|
| 1827 |
|
|
else
|
| 1828 |
|
|
next_state = RESET;
|
| 1829 |
|
|
end
|
| 1830 |
|
|
|
| 1831 |
|
|
C8_PREL :
|
| 1832 |
|
|
begin
|
| 1833 |
|
|
if (A_PAT_1 && (DataByte==16'h10))
|
| 1834 |
|
|
next_state = ERS;
|
| 1835 |
|
|
else if (DataByte==16'h30)
|
| 1836 |
|
|
next_state = SERS;
|
| 1837 |
|
|
else
|
| 1838 |
|
|
next_state = RESET;
|
| 1839 |
|
|
end
|
| 1840 |
|
|
|
| 1841 |
|
|
ERS :
|
| 1842 |
|
|
begin
|
| 1843 |
|
|
end
|
| 1844 |
|
|
|
| 1845 |
|
|
SERS :
|
| 1846 |
|
|
begin
|
| 1847 |
|
|
if (~CTMOUT && DataByte == 16'hB0)
|
| 1848 |
|
|
next_state = ESP; // ESP according to datasheet
|
| 1849 |
|
|
else if (DataByte==16'h30)
|
| 1850 |
|
|
next_state = SERS;
|
| 1851 |
|
|
else
|
| 1852 |
|
|
next_state = RESET;
|
| 1853 |
|
|
end
|
| 1854 |
|
|
|
| 1855 |
|
|
SERS_EXEC :
|
| 1856 |
|
|
begin
|
| 1857 |
|
|
end
|
| 1858 |
|
|
|
| 1859 |
|
|
ESP :
|
| 1860 |
|
|
begin
|
| 1861 |
|
|
if (DataByte == 16'h30)
|
| 1862 |
|
|
next_state = SERS_EXEC;
|
| 1863 |
|
|
else
|
| 1864 |
|
|
begin
|
| 1865 |
|
|
if (PATTERN_1)
|
| 1866 |
|
|
next_state = ESP_Z001;
|
| 1867 |
|
|
if (Addr == 8'h55 && DataByte == 8'h98)
|
| 1868 |
|
|
next_state = ESP_CFI;
|
| 1869 |
|
|
end
|
| 1870 |
|
|
end
|
| 1871 |
|
|
|
| 1872 |
|
|
ESP_CFI:
|
| 1873 |
|
|
begin
|
| 1874 |
|
|
if (DataByte == 8'hF0)
|
| 1875 |
|
|
next_state = ESP;
|
| 1876 |
|
|
else
|
| 1877 |
|
|
next_state = ESP_CFI;
|
| 1878 |
|
|
end
|
| 1879 |
|
|
|
| 1880 |
|
|
ESP_Z001 :
|
| 1881 |
|
|
begin
|
| 1882 |
|
|
if (PATTERN_2)
|
| 1883 |
|
|
next_state = ESP_PREL;
|
| 1884 |
|
|
else
|
| 1885 |
|
|
next_state = ESP;
|
| 1886 |
|
|
end
|
| 1887 |
|
|
|
| 1888 |
|
|
ESP_PREL :
|
| 1889 |
|
|
begin
|
| 1890 |
|
|
if (A_PAT_1 && DataByte == 16'hA0)
|
| 1891 |
|
|
next_state = ESP_A0SEEN;
|
| 1892 |
|
|
else if (A_PAT_1 && DataByte == 16'h20)
|
| 1893 |
|
|
next_state <= PREL_ULBYPASS;
|
| 1894 |
|
|
else if (A_PAT_1 && DataByte == 16'h88)
|
| 1895 |
|
|
next_state <= OTP;
|
| 1896 |
|
|
else if (A_PAT_1 && DataByte == 16'h90)
|
| 1897 |
|
|
next_state = ESP_AS;
|
| 1898 |
|
|
else
|
| 1899 |
|
|
next_state = ESP;
|
| 1900 |
|
|
end
|
| 1901 |
|
|
|
| 1902 |
|
|
ESP_A0SEEN :
|
| 1903 |
|
|
begin
|
| 1904 |
|
|
next_state = PGMS; //set ESP
|
| 1905 |
|
|
end
|
| 1906 |
|
|
|
| 1907 |
|
|
ESP_AS :
|
| 1908 |
|
|
begin
|
| 1909 |
|
|
if (DataByte == 16'hF0)
|
| 1910 |
|
|
next_state = ESP;
|
| 1911 |
|
|
else if ((Addr==8'h55) && (DataByte==8'h98))
|
| 1912 |
|
|
next_state = ESP_AS_CFI;
|
| 1913 |
|
|
end
|
| 1914 |
|
|
|
| 1915 |
|
|
ESP_AS_CFI:
|
| 1916 |
|
|
begin
|
| 1917 |
|
|
if (DataByte == 8'hF0)
|
| 1918 |
|
|
next_state = ESP_AS;
|
| 1919 |
|
|
else
|
| 1920 |
|
|
next_state = ESP_AS_CFI;
|
| 1921 |
|
|
end
|
| 1922 |
|
|
|
| 1923 |
|
|
endcase
|
| 1924 |
|
|
end
|
| 1925 |
|
|
|
| 1926 |
|
|
always @(posedge PDONE or negedge PERR)
|
| 1927 |
|
|
begin: StateGen6
|
| 1928 |
|
|
if (reseted!=1'b1)
|
| 1929 |
|
|
next_state = current_state;
|
| 1930 |
|
|
else
|
| 1931 |
|
|
begin
|
| 1932 |
|
|
if (current_state==PGMS && ULBYPASS)
|
| 1933 |
|
|
next_state = PREL_ULBYPASS;
|
| 1934 |
|
|
else if (current_state==PGMS && OTP_ACT)
|
| 1935 |
|
|
next_state = OTP;
|
| 1936 |
|
|
else if (current_state==PGMS && ESP_ACT)
|
| 1937 |
|
|
next_state = ESP;
|
| 1938 |
|
|
else if (current_state==PGMS)
|
| 1939 |
|
|
next_state = RESET;
|
| 1940 |
|
|
end
|
| 1941 |
|
|
end
|
| 1942 |
|
|
|
| 1943 |
|
|
always @(posedge EDONE or negedge EERR)
|
| 1944 |
|
|
begin: StateGen2
|
| 1945 |
|
|
if (reseted!=1'b1)
|
| 1946 |
|
|
next_state = current_state;
|
| 1947 |
|
|
else
|
| 1948 |
|
|
begin
|
| 1949 |
|
|
if ((current_state==ERS) || (current_state==SERS_EXEC))
|
| 1950 |
|
|
next_state = RESET;
|
| 1951 |
|
|
end
|
| 1952 |
|
|
end
|
| 1953 |
|
|
|
| 1954 |
|
|
always @(negedge write or reseted)
|
| 1955 |
|
|
begin: StateGen7 //ok
|
| 1956 |
|
|
integer i,j;
|
| 1957 |
|
|
if (reseted!=1'b1)
|
| 1958 |
|
|
next_state = current_state;
|
| 1959 |
|
|
else
|
| 1960 |
|
|
begin
|
| 1961 |
|
|
if (current_state==SERS_EXEC && (write==1'b0) && (EERR!=1'b1))
|
| 1962 |
|
|
if (DataByte==16'hB0)
|
| 1963 |
|
|
begin
|
| 1964 |
|
|
next_state = ESPS;
|
| 1965 |
|
|
ESUSP = 1'b1;
|
| 1966 |
|
|
ESUSP <= #1 1'b0;
|
| 1967 |
|
|
end
|
| 1968 |
|
|
end
|
| 1969 |
|
|
end
|
| 1970 |
|
|
|
| 1971 |
|
|
always @(CTMOUT or reseted)
|
| 1972 |
|
|
begin: StateGen4
|
| 1973 |
|
|
if (reseted!=1'b1)
|
| 1974 |
|
|
next_state = current_state;
|
| 1975 |
|
|
else
|
| 1976 |
|
|
begin
|
| 1977 |
|
|
if (current_state==SERS && CTMOUT) next_state = SERS_EXEC;
|
| 1978 |
|
|
end
|
| 1979 |
|
|
end
|
| 1980 |
|
|
|
| 1981 |
|
|
always @(posedge START_T1 or reseted)
|
| 1982 |
|
|
begin: StateGen5
|
| 1983 |
|
|
if (reseted!=1'b1)
|
| 1984 |
|
|
next_state = current_state;
|
| 1985 |
|
|
else
|
| 1986 |
|
|
if (current_state==ESPS && START_T1) next_state = ESP;
|
| 1987 |
|
|
end
|
| 1988 |
|
|
|
| 1989 |
|
|
///////////////////////////////////////////////////////////////////////////
|
| 1990 |
|
|
//FSM Output generation and general funcionality
|
| 1991 |
|
|
///////////////////////////////////////////////////////////////////////////
|
| 1992 |
|
|
|
| 1993 |
|
|
always @(posedge read)
|
| 1994 |
|
|
begin
|
| 1995 |
|
|
->oe_event;
|
| 1996 |
|
|
end
|
| 1997 |
|
|
always @(MemAddress)
|
| 1998 |
|
|
begin
|
| 1999 |
|
|
if (read)
|
| 2000 |
|
|
->oe_event;
|
| 2001 |
|
|
end
|
| 2002 |
|
|
|
| 2003 |
|
|
always @(oe_event)
|
| 2004 |
|
|
begin
|
| 2005 |
|
|
oe = 1'b1;
|
| 2006 |
|
|
#1 oe = 1'b0;
|
| 2007 |
|
|
end
|
| 2008 |
|
|
|
| 2009 |
|
|
always @(DOut_zd)
|
| 2010 |
|
|
begin : OutputGen
|
| 2011 |
|
|
if (DOut_zd[0] !== 1'bz)
|
| 2012 |
|
|
begin
|
| 2013 |
|
|
CEDQ_t = CENeg_event + CEDQ_01;
|
| 2014 |
|
|
OEDQ_t = OENeg_event + OEDQ_01;
|
| 2015 |
|
|
ADDRDQ_t = ADDR_event + ADDRDQ_01;
|
| 2016 |
|
|
FROMCE = ((CEDQ_t >= OEDQ_t) && ( CEDQ_t >= $time));
|
| 2017 |
|
|
FROMOE = ((OEDQ_t >= CEDQ_t) && ( OEDQ_t >= $time));
|
| 2018 |
|
|
FROMADDR = 1'b1;
|
| 2019 |
|
|
if ((ADDRDQ_t > $time )&&
|
| 2020 |
|
|
(((ADDRDQ_t>OEDQ_t)&&FROMOE) ||
|
| 2021 |
|
|
((ADDRDQ_t>CEDQ_t)&&FROMCE)))
|
| 2022 |
|
|
begin
|
| 2023 |
|
|
TempData = DOut_zd;
|
| 2024 |
|
|
FROMADDR = 1'b0;
|
| 2025 |
|
|
DOut_Pass = 8'bx;
|
| 2026 |
|
|
#(ADDRDQ_t - $time) DOut_Pass = TempData;
|
| 2027 |
|
|
end
|
| 2028 |
|
|
else
|
| 2029 |
|
|
begin
|
| 2030 |
|
|
DOut_Pass = DOut_zd;
|
| 2031 |
|
|
end
|
| 2032 |
|
|
end
|
| 2033 |
|
|
end
|
| 2034 |
|
|
|
| 2035 |
|
|
always @(DOut_zd)
|
| 2036 |
|
|
begin
|
| 2037 |
|
|
if (DOut_zd[0] === 1'bz)
|
| 2038 |
|
|
begin
|
| 2039 |
|
|
disable OutputGen;
|
| 2040 |
|
|
FROMCE = 1'b1;
|
| 2041 |
|
|
FROMOE = 1'b1;
|
| 2042 |
|
|
if ((CENeg_posEvent <= OENeg_posEvent) &&
|
| 2043 |
|
|
( CENeg_posEvent + 5 >= $time))
|
| 2044 |
|
|
FROMOE = 1'b0;
|
| 2045 |
|
|
if ((OENeg_posEvent < CENeg_posEvent) &&
|
| 2046 |
|
|
( OENeg_posEvent + 5 >= $time))
|
| 2047 |
|
|
FROMCE = 1'b0;
|
| 2048 |
|
|
FROMADDR = 1'b0;
|
| 2049 |
|
|
DOut_Pass = DOut_zd;
|
| 2050 |
|
|
end
|
| 2051 |
|
|
end
|
| 2052 |
|
|
|
| 2053 |
|
|
always @(oe or reseted or current_state)
|
| 2054 |
|
|
begin
|
| 2055 |
|
|
if (reseted)
|
| 2056 |
|
|
begin
|
| 2057 |
|
|
case (current_state)
|
| 2058 |
|
|
|
| 2059 |
|
|
RESET :
|
| 2060 |
|
|
begin
|
| 2061 |
|
|
if (oe)
|
| 2062 |
|
|
MemRead(DOut_zd);
|
| 2063 |
|
|
end
|
| 2064 |
|
|
|
| 2065 |
|
|
AS, ESP_AS, OTP_AS :
|
| 2066 |
|
|
begin
|
| 2067 |
|
|
if (oe)
|
| 2068 |
|
|
begin
|
| 2069 |
|
|
if (AS_addr == 1'b0)
|
| 2070 |
|
|
begin
|
| 2071 |
|
|
end
|
| 2072 |
|
|
else
|
| 2073 |
|
|
AS_ID = 1'b0;
|
| 2074 |
|
|
if ((Address[7:0] == 0) && (AS_ID == 1'b1))
|
| 2075 |
|
|
DOut_zd = 1;
|
| 2076 |
|
|
else if ((Address[7:0] == 1) && (AS_ID == 1'b1))
|
| 2077 |
|
|
DOut_zd = 8'hA3;
|
| 2078 |
|
|
else if ((Address[7:0] == 2) &&
|
| 2079 |
|
|
(((SecAddr < 32 ) && (AS_ID == 1'b1))
|
| 2080 |
|
|
|| ((SecAddr > 31 ) && (AS_ID2 == 1'b1))))
|
| 2081 |
|
|
begin
|
| 2082 |
|
|
DOut_zd = 8'b00000000;
|
| 2083 |
|
|
DOut_zd[0] = Sec_Prot[SecAddr];
|
| 2084 |
|
|
end
|
| 2085 |
|
|
else if ((Address[7:0] == 6) && (AS_SecSi_FP == 1'b1))
|
| 2086 |
|
|
begin
|
| 2087 |
|
|
DOut_zd = 8'b0;
|
| 2088 |
|
|
if (FactoryProt)
|
| 2089 |
|
|
DOut_zd = 16'h99;
|
| 2090 |
|
|
else
|
| 2091 |
|
|
DOut_zd = 16'h19;
|
| 2092 |
|
|
end
|
| 2093 |
|
|
else
|
| 2094 |
|
|
DOut_zd = 8'bz;
|
| 2095 |
|
|
end
|
| 2096 |
|
|
end
|
| 2097 |
|
|
|
| 2098 |
|
|
OTP :
|
| 2099 |
|
|
begin
|
| 2100 |
|
|
if (oe)
|
| 2101 |
|
|
begin
|
| 2102 |
|
|
if ((SecAddr == 16'h3F) && (Address <= 16'hFFFF) &&
|
| 2103 |
|
|
(Address >= 16'hFF00))
|
| 2104 |
|
|
begin
|
| 2105 |
|
|
SecSiAddr = Address%(SecSiSize +1);
|
| 2106 |
|
|
if (SecSi[SecSiAddr]==-1)
|
| 2107 |
|
|
DOut_zd = 8'bx;
|
| 2108 |
|
|
else
|
| 2109 |
|
|
DOut_zd = SecSi[SecSiAddr];
|
| 2110 |
|
|
end
|
| 2111 |
|
|
else
|
| 2112 |
|
|
$display ("Invalid SecSi query address");
|
| 2113 |
|
|
end
|
| 2114 |
|
|
end
|
| 2115 |
|
|
|
| 2116 |
|
|
CFI, AS_CFI, ESP_CFI, ESP_AS_CFI, OTP_AS_CFI :
|
| 2117 |
|
|
begin
|
| 2118 |
|
|
if (oe)
|
| 2119 |
|
|
begin
|
| 2120 |
|
|
DOut_zd = 8'bZ;
|
| 2121 |
|
|
if (((MemAddress>=16'h10) && (MemAddress <= 16'h3C)) ||
|
| 2122 |
|
|
((MemAddress>=16'h40) && (MemAddress <= 16'h4F)))
|
| 2123 |
|
|
begin
|
| 2124 |
|
|
DOut_zd = CFI_array[MemAddress];
|
| 2125 |
|
|
end
|
| 2126 |
|
|
else
|
| 2127 |
|
|
begin
|
| 2128 |
|
|
$display ("Invalid CFI query address");
|
| 2129 |
|
|
end
|
| 2130 |
|
|
end
|
| 2131 |
|
|
end
|
| 2132 |
|
|
|
| 2133 |
|
|
ERS :
|
| 2134 |
|
|
begin
|
| 2135 |
|
|
if (oe)
|
| 2136 |
|
|
begin
|
| 2137 |
|
|
///////////////////////////////////////////////////////////
|
| 2138 |
|
|
// read status / embeded erase algorithm - Chip Erase
|
| 2139 |
|
|
///////////////////////////////////////////////////////////
|
| 2140 |
|
|
Status[7] = 1'b0;
|
| 2141 |
|
|
Status[6] = ~Status[6]; //toggle
|
| 2142 |
|
|
Status[5] = 1'b0;
|
| 2143 |
|
|
Status[3] = 1'b1;
|
| 2144 |
|
|
Status[2] = ~Status[2]; //toggle
|
| 2145 |
|
|
|
| 2146 |
|
|
DOut_zd = Status;
|
| 2147 |
|
|
end
|
| 2148 |
|
|
end
|
| 2149 |
|
|
|
| 2150 |
|
|
SERS :
|
| 2151 |
|
|
begin
|
| 2152 |
|
|
if (oe)
|
| 2153 |
|
|
begin
|
| 2154 |
|
|
///////////////////////////////////////////////////////////
|
| 2155 |
|
|
//read status - sector erase timeout
|
| 2156 |
|
|
///////////////////////////////////////////////////////////
|
| 2157 |
|
|
Status[3] = 1'b0;
|
| 2158 |
|
|
Status[7] = 1'b1;
|
| 2159 |
|
|
DOut_zd = Status;
|
| 2160 |
|
|
end
|
| 2161 |
|
|
end
|
| 2162 |
|
|
|
| 2163 |
|
|
ESPS :
|
| 2164 |
|
|
begin
|
| 2165 |
|
|
if (oe)
|
| 2166 |
|
|
begin
|
| 2167 |
|
|
///////////////////////////////////////////////////////////
|
| 2168 |
|
|
//read status / erase suspend timeout - stil erasing
|
| 2169 |
|
|
///////////////////////////////////////////////////////////
|
| 2170 |
|
|
if (Ers_queue[SecAddr]==1'b1)
|
| 2171 |
|
|
begin
|
| 2172 |
|
|
Status[7] = 1'b0;
|
| 2173 |
|
|
Status[2] = ~Status[2]; //toggle
|
| 2174 |
|
|
end
|
| 2175 |
|
|
else
|
| 2176 |
|
|
Status[7] = 1'b1;
|
| 2177 |
|
|
Status[6] = ~Status[6]; //toggle
|
| 2178 |
|
|
Status[5] = 1'b0;
|
| 2179 |
|
|
Status[3] = 1'b1;
|
| 2180 |
|
|
DOut_zd = Status;
|
| 2181 |
|
|
end
|
| 2182 |
|
|
end
|
| 2183 |
|
|
|
| 2184 |
|
|
SERS_EXEC:
|
| 2185 |
|
|
begin
|
| 2186 |
|
|
if (oe)
|
| 2187 |
|
|
begin
|
| 2188 |
|
|
///////////////////////////////////////////////////
|
| 2189 |
|
|
//read status erase
|
| 2190 |
|
|
///////////////////////////////////////////////////
|
| 2191 |
|
|
if (Ers_queue[SecAddr]==1'b1)
|
| 2192 |
|
|
begin
|
| 2193 |
|
|
Status[7] = 1'b0;
|
| 2194 |
|
|
Status[2] = ~Status[2]; //toggle
|
| 2195 |
|
|
end
|
| 2196 |
|
|
else
|
| 2197 |
|
|
Status[7] = 1'b1;
|
| 2198 |
|
|
Status[6] = ~Status[6]; //toggle
|
| 2199 |
|
|
Status[5] = 1'b0;
|
| 2200 |
|
|
Status[3] = 1'b1;
|
| 2201 |
|
|
DOut_zd = Status;
|
| 2202 |
|
|
end
|
| 2203 |
|
|
end
|
| 2204 |
|
|
|
| 2205 |
|
|
ESP :
|
| 2206 |
|
|
begin
|
| 2207 |
|
|
if (oe)
|
| 2208 |
|
|
begin
|
| 2209 |
|
|
///////////////////////////////////////////////////////////
|
| 2210 |
|
|
//read
|
| 2211 |
|
|
///////////////////////////////////////////////////////////
|
| 2212 |
|
|
|
| 2213 |
|
|
if (Ers_queue[SecAddr]!=1'b1)
|
| 2214 |
|
|
begin
|
| 2215 |
|
|
MemRead(DOut_zd);
|
| 2216 |
|
|
end
|
| 2217 |
|
|
else
|
| 2218 |
|
|
begin
|
| 2219 |
|
|
///////////////////////////////////////////////////////
|
| 2220 |
|
|
//read status
|
| 2221 |
|
|
///////////////////////////////////////////////////////
|
| 2222 |
|
|
Status[7] = 1'b1;
|
| 2223 |
|
|
// Status[6) No toggle
|
| 2224 |
|
|
Status[5] = 1'b0;
|
| 2225 |
|
|
Status[2] = ~Status[2]; //toggle
|
| 2226 |
|
|
DOut_zd = Status;
|
| 2227 |
|
|
end
|
| 2228 |
|
|
end
|
| 2229 |
|
|
end
|
| 2230 |
|
|
|
| 2231 |
|
|
PGMS :
|
| 2232 |
|
|
begin
|
| 2233 |
|
|
if (oe)
|
| 2234 |
|
|
begin
|
| 2235 |
|
|
///////////////////////////////////////////////////////////
|
| 2236 |
|
|
//read status
|
| 2237 |
|
|
///////////////////////////////////////////////////////////
|
| 2238 |
|
|
Status[6] = ~Status[6]; //toggle
|
| 2239 |
|
|
Status[5] = 1'b0;
|
| 2240 |
|
|
//Status[2) no toggle
|
| 2241 |
|
|
Status[1] = 1'b0;
|
| 2242 |
|
|
DOut_zd = Status;
|
| 2243 |
|
|
if (SecAddr == SA)
|
| 2244 |
|
|
DOut_zd[7] = Status[7];
|
| 2245 |
|
|
else
|
| 2246 |
|
|
DOut_zd[7] = ~Status[7];
|
| 2247 |
|
|
end
|
| 2248 |
|
|
|
| 2249 |
|
|
end
|
| 2250 |
|
|
endcase
|
| 2251 |
|
|
end
|
| 2252 |
|
|
end
|
| 2253 |
|
|
|
| 2254 |
|
|
always @(write or reseted)
|
| 2255 |
|
|
begin : Output_generation
|
| 2256 |
|
|
if (reseted)
|
| 2257 |
|
|
begin
|
| 2258 |
|
|
case (current_state)
|
| 2259 |
|
|
RESET :
|
| 2260 |
|
|
begin
|
| 2261 |
|
|
ESP_ACT = 1'b0;
|
| 2262 |
|
|
ULBYPASS = 1'b0;
|
| 2263 |
|
|
OTP_ACT = 1'b0;
|
| 2264 |
|
|
if (~write)
|
| 2265 |
|
|
if (A_PAT_2 && PATTERN_1)
|
| 2266 |
|
|
AS_SecSi_FP = 1'b1;
|
| 2267 |
|
|
else
|
| 2268 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2269 |
|
|
end
|
| 2270 |
|
|
|
| 2271 |
|
|
Z001 :
|
| 2272 |
|
|
begin
|
| 2273 |
|
|
if (~write)
|
| 2274 |
|
|
if (A_PAT_3 && PATTERN_2)
|
| 2275 |
|
|
begin
|
| 2276 |
|
|
end
|
| 2277 |
|
|
else
|
| 2278 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2279 |
|
|
end
|
| 2280 |
|
|
|
| 2281 |
|
|
PREL_SETBWB :
|
| 2282 |
|
|
begin
|
| 2283 |
|
|
if (~write)
|
| 2284 |
|
|
begin
|
| 2285 |
|
|
if (A_PAT_1 && (DataByte==16'h20))
|
| 2286 |
|
|
ULBYPASS = 1'b1;
|
| 2287 |
|
|
else if (A_PAT_1 && (DataByte==16'h90))
|
| 2288 |
|
|
begin
|
| 2289 |
|
|
ULBYPASS = 1'b0;
|
| 2290 |
|
|
if (A_PAT_2)
|
| 2291 |
|
|
begin
|
| 2292 |
|
|
end
|
| 2293 |
|
|
else
|
| 2294 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2295 |
|
|
if (AS_addr == 1'b0)
|
| 2296 |
|
|
begin
|
| 2297 |
|
|
AS_ID = 1'b1;
|
| 2298 |
|
|
AS_ID2= 1'b0;
|
| 2299 |
|
|
end
|
| 2300 |
|
|
else
|
| 2301 |
|
|
begin
|
| 2302 |
|
|
AS_ID = 1'b0;
|
| 2303 |
|
|
AS_ID2= 1'b1;
|
| 2304 |
|
|
end
|
| 2305 |
|
|
end
|
| 2306 |
|
|
else if (A_PAT_1 && (DataByte==16'h88))
|
| 2307 |
|
|
begin
|
| 2308 |
|
|
OTP_ACT = 1;
|
| 2309 |
|
|
ULBYPASS = 1'b0;
|
| 2310 |
|
|
end
|
| 2311 |
|
|
end
|
| 2312 |
|
|
end
|
| 2313 |
|
|
|
| 2314 |
|
|
PREL_ULBYPASS :
|
| 2315 |
|
|
begin
|
| 2316 |
|
|
if (~write)
|
| 2317 |
|
|
begin
|
| 2318 |
|
|
ULBYPASS = 1'b1;
|
| 2319 |
|
|
if (A_PAT_1 && (DataByte==16'h90))
|
| 2320 |
|
|
ULBYPASS = 1'b0;
|
| 2321 |
|
|
end
|
| 2322 |
|
|
end
|
| 2323 |
|
|
|
| 2324 |
|
|
PREL_ULBYPASS_RESET :
|
| 2325 |
|
|
if ((~write) && (DataByte != 16'h00 ))
|
| 2326 |
|
|
ULBYPASS = 1'b1;
|
| 2327 |
|
|
|
| 2328 |
|
|
OTP_A0SEEN :
|
| 2329 |
|
|
begin
|
| 2330 |
|
|
if (~write)
|
| 2331 |
|
|
begin
|
| 2332 |
|
|
if ((SecAddr == 16'h3F) && (Address <= 16'hFFFF) &&
|
| 2333 |
|
|
(Address >= 16'hFF00))
|
| 2334 |
|
|
begin
|
| 2335 |
|
|
SecSiAddr = Address%(SecSiSize +1);
|
| 2336 |
|
|
OTP_ACT = 1;
|
| 2337 |
|
|
PSTART = 1'b1;
|
| 2338 |
|
|
PSTART <= #1 1'b0;
|
| 2339 |
|
|
|
| 2340 |
|
|
WBAddr = SecSiAddr;
|
| 2341 |
|
|
SA = SecAddr;
|
| 2342 |
|
|
temp = DataByte;
|
| 2343 |
|
|
Status[7] = ~temp[7];
|
| 2344 |
|
|
WBData = DataByte;
|
| 2345 |
|
|
end
|
| 2346 |
|
|
else
|
| 2347 |
|
|
$display ("Invalid program address in SecSi region:"
|
| 2348 |
|
|
,Address);
|
| 2349 |
|
|
end
|
| 2350 |
|
|
end
|
| 2351 |
|
|
|
| 2352 |
|
|
OTP_PREL :
|
| 2353 |
|
|
begin
|
| 2354 |
|
|
if (~write)
|
| 2355 |
|
|
if (A_PAT_1 && (DataByte==16'h90))
|
| 2356 |
|
|
begin
|
| 2357 |
|
|
ULBYPASS = 1'b0;
|
| 2358 |
|
|
if (A_PAT_2)
|
| 2359 |
|
|
begin
|
| 2360 |
|
|
end
|
| 2361 |
|
|
else
|
| 2362 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2363 |
|
|
if (AS_addr == 1'b0)
|
| 2364 |
|
|
begin
|
| 2365 |
|
|
AS_ID = 1'b1;
|
| 2366 |
|
|
AS_ID2= 1'b0;
|
| 2367 |
|
|
end
|
| 2368 |
|
|
else
|
| 2369 |
|
|
begin
|
| 2370 |
|
|
AS_ID = 1'b0;
|
| 2371 |
|
|
AS_ID2= 1'b1;
|
| 2372 |
|
|
end
|
| 2373 |
|
|
end
|
| 2374 |
|
|
|
| 2375 |
|
|
end
|
| 2376 |
|
|
|
| 2377 |
|
|
OTP_Z001 :
|
| 2378 |
|
|
begin
|
| 2379 |
|
|
if (~write)
|
| 2380 |
|
|
if (A_PAT_3 && PATTERN_2)
|
| 2381 |
|
|
begin
|
| 2382 |
|
|
end
|
| 2383 |
|
|
else
|
| 2384 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2385 |
|
|
end
|
| 2386 |
|
|
|
| 2387 |
|
|
OTP :
|
| 2388 |
|
|
begin
|
| 2389 |
|
|
if (~write)
|
| 2390 |
|
|
if (A_PAT_2 && PATTERN_1)
|
| 2391 |
|
|
AS_SecSi_FP = 1'b1;
|
| 2392 |
|
|
else
|
| 2393 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2394 |
|
|
RY_zd = 1;
|
| 2395 |
|
|
end
|
| 2396 |
|
|
|
| 2397 |
|
|
AS :
|
| 2398 |
|
|
begin
|
| 2399 |
|
|
if (~write)
|
| 2400 |
|
|
if (DataByte==16'hF0)
|
| 2401 |
|
|
begin
|
| 2402 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2403 |
|
|
AS_ID = 1'b0;
|
| 2404 |
|
|
AS_ID2 = 1'b0;
|
| 2405 |
|
|
end
|
| 2406 |
|
|
end
|
| 2407 |
|
|
|
| 2408 |
|
|
A0SEEN :
|
| 2409 |
|
|
begin
|
| 2410 |
|
|
if (~write)
|
| 2411 |
|
|
begin
|
| 2412 |
|
|
PSTART = 1'b1;
|
| 2413 |
|
|
PSTART <= #1 1'b0;
|
| 2414 |
|
|
WBData = DataByte;
|
| 2415 |
|
|
WBAddr = Address;
|
| 2416 |
|
|
SA = SecAddr;
|
| 2417 |
|
|
Status[7] = ~DataByte[7];
|
| 2418 |
|
|
end
|
| 2419 |
|
|
end
|
| 2420 |
|
|
|
| 2421 |
|
|
C8 :
|
| 2422 |
|
|
begin
|
| 2423 |
|
|
end
|
| 2424 |
|
|
|
| 2425 |
|
|
C8_Z001 :
|
| 2426 |
|
|
begin
|
| 2427 |
|
|
end
|
| 2428 |
|
|
|
| 2429 |
|
|
C8_PREL :
|
| 2430 |
|
|
begin
|
| 2431 |
|
|
if (~write)
|
| 2432 |
|
|
if (A_PAT_1 && (DataByte==16'h10))
|
| 2433 |
|
|
begin
|
| 2434 |
|
|
//Start Chip Erase
|
| 2435 |
|
|
ESTART = 1'b1;
|
| 2436 |
|
|
ESTART <= #1 1'b0;
|
| 2437 |
|
|
ESUSP = 1'b0;
|
| 2438 |
|
|
ERES = 1'b0;
|
| 2439 |
|
|
Ers_queue = ~(0);
|
| 2440 |
|
|
Status = 8'b00001000;
|
| 2441 |
|
|
end
|
| 2442 |
|
|
else if (DataByte==16'h30)
|
| 2443 |
|
|
begin
|
| 2444 |
|
|
//put selected sector to sec. ers. queue
|
| 2445 |
|
|
//start timeout
|
| 2446 |
|
|
Ers_queue = 0;
|
| 2447 |
|
|
Ers_queue[SecAddr] = 1'b1;
|
| 2448 |
|
|
disable TCTMOUTr;
|
| 2449 |
|
|
CTMOUT_in = 1'b0;
|
| 2450 |
|
|
#1 CTMOUT_in <= 1'b1;
|
| 2451 |
|
|
end
|
| 2452 |
|
|
end
|
| 2453 |
|
|
|
| 2454 |
|
|
ERS :
|
| 2455 |
|
|
begin
|
| 2456 |
|
|
end
|
| 2457 |
|
|
|
| 2458 |
|
|
SERS :
|
| 2459 |
|
|
begin
|
| 2460 |
|
|
if (~write && ~CTMOUT)
|
| 2461 |
|
|
begin
|
| 2462 |
|
|
if (DataByte == 16'hB0)
|
| 2463 |
|
|
begin
|
| 2464 |
|
|
//need to start erase process prior to suspend
|
| 2465 |
|
|
ESTART = 1'b1;
|
| 2466 |
|
|
ESTART = #1 1'b0;
|
| 2467 |
|
|
ESUSP = #1 1'b0;
|
| 2468 |
|
|
ESUSP = #1 1'b1;
|
| 2469 |
|
|
ESUSP <= #2 1'b0;
|
| 2470 |
|
|
ERES = 1'b0;
|
| 2471 |
|
|
end
|
| 2472 |
|
|
else if (DataByte==16'h30)
|
| 2473 |
|
|
begin
|
| 2474 |
|
|
disable TCTMOUTr;
|
| 2475 |
|
|
CTMOUT_in = 1'b0;
|
| 2476 |
|
|
#1 CTMOUT_in <= 1'b1;
|
| 2477 |
|
|
Ers_queue[SecAddr] = 1'b1;
|
| 2478 |
|
|
end
|
| 2479 |
|
|
end
|
| 2480 |
|
|
end
|
| 2481 |
|
|
|
| 2482 |
|
|
SERS_EXEC :
|
| 2483 |
|
|
begin
|
| 2484 |
|
|
if (~write)
|
| 2485 |
|
|
if (~EDONE && (EERR!=1'b1) && DataByte==16'hB0)
|
| 2486 |
|
|
START_T1_in = 1'b1;
|
| 2487 |
|
|
end
|
| 2488 |
|
|
|
| 2489 |
|
|
ESP :
|
| 2490 |
|
|
begin
|
| 2491 |
|
|
if (~write)
|
| 2492 |
|
|
begin
|
| 2493 |
|
|
if (A_PAT_2 && PATTERN_1)
|
| 2494 |
|
|
AS_SecSi_FP = 1'b1;
|
| 2495 |
|
|
else
|
| 2496 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2497 |
|
|
if (DataByte == 16'h30)
|
| 2498 |
|
|
begin
|
| 2499 |
|
|
ERES = 1'b1;
|
| 2500 |
|
|
ERES <= #1 1'b0;
|
| 2501 |
|
|
end
|
| 2502 |
|
|
end
|
| 2503 |
|
|
end
|
| 2504 |
|
|
|
| 2505 |
|
|
ESP_Z001 :
|
| 2506 |
|
|
begin
|
| 2507 |
|
|
if (~write)
|
| 2508 |
|
|
if (A_PAT_3 && PATTERN_2)
|
| 2509 |
|
|
begin
|
| 2510 |
|
|
end
|
| 2511 |
|
|
else
|
| 2512 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2513 |
|
|
end
|
| 2514 |
|
|
|
| 2515 |
|
|
ESP_PREL :
|
| 2516 |
|
|
begin
|
| 2517 |
|
|
if (~write)
|
| 2518 |
|
|
if (A_PAT_1 && (DataByte==16'h90))
|
| 2519 |
|
|
begin
|
| 2520 |
|
|
ULBYPASS = 1'b0;
|
| 2521 |
|
|
if (A_PAT_2)
|
| 2522 |
|
|
begin
|
| 2523 |
|
|
end
|
| 2524 |
|
|
else
|
| 2525 |
|
|
AS_SecSi_FP = 1'b0;
|
| 2526 |
|
|
if (AS_addr == 1'b0)
|
| 2527 |
|
|
begin
|
| 2528 |
|
|
AS_ID = 1'b1;
|
| 2529 |
|
|
AS_ID2= 1'b0;
|
| 2530 |
|
|
end
|
| 2531 |
|
|
else
|
| 2532 |
|
|
begin
|
| 2533 |
|
|
AS_ID = 1'b0;
|
| 2534 |
|
|
AS_ID2= 1'b1;
|
| 2535 |
|
|
end
|
| 2536 |
|
|
end
|
| 2537 |
|
|
end
|
| 2538 |
|
|
|
| 2539 |
|
|
ESP_A0SEEN :
|
| 2540 |
|
|
begin
|
| 2541 |
|
|
if (~write)
|
| 2542 |
|
|
begin
|
| 2543 |
|
|
ESP_ACT = 1'b1;
|
| 2544 |
|
|
PSTART = 1'b1;
|
| 2545 |
|
|
PSTART <= #1 1'b0;
|
| 2546 |
|
|
WBData = DataByte;
|
| 2547 |
|
|
WBAddr = Address;
|
| 2548 |
|
|
SA = SecAddr;
|
| 2549 |
|
|
Status[7] = ~DataByte[7];
|
| 2550 |
|
|
end
|
| 2551 |
|
|
end
|
| 2552 |
|
|
|
| 2553 |
|
|
ESP_AS :
|
| 2554 |
|
|
begin
|
| 2555 |
|
|
end
|
| 2556 |
|
|
|
| 2557 |
|
|
endcase
|
| 2558 |
|
|
end
|
| 2559 |
|
|
end
|
| 2560 |
|
|
|
| 2561 |
|
|
initial
|
| 2562 |
|
|
begin
|
| 2563 |
|
|
///////////////////////////////////////////////////////////////////////
|
| 2564 |
|
|
//CFI array data
|
| 2565 |
|
|
///////////////////////////////////////////////////////////////////////
|
| 2566 |
|
|
|
| 2567 |
|
|
//CFI query identification string
|
| 2568 |
|
|
for (i=16;i<92;i=i+1)
|
| 2569 |
|
|
CFI_array[i] = -1;
|
| 2570 |
|
|
|
| 2571 |
|
|
CFI_array[16'h10] = 16'h51;
|
| 2572 |
|
|
CFI_array[16'h11] = 16'h52;
|
| 2573 |
|
|
CFI_array[16'h12] = 16'h59;
|
| 2574 |
|
|
CFI_array[16'h13] = 16'h02;
|
| 2575 |
|
|
CFI_array[16'h14] = 16'h00;
|
| 2576 |
|
|
CFI_array[16'h15] = 16'h40;
|
| 2577 |
|
|
CFI_array[16'h16] = 16'h00;
|
| 2578 |
|
|
CFI_array[16'h17] = 16'h00;
|
| 2579 |
|
|
CFI_array[16'h18] = 16'h00;
|
| 2580 |
|
|
CFI_array[16'h19] = 16'h00;
|
| 2581 |
|
|
CFI_array[16'h1A] = 16'h00;
|
| 2582 |
|
|
|
| 2583 |
|
|
//system interface string
|
| 2584 |
|
|
CFI_array[16'h1B] = 16'h27;
|
| 2585 |
|
|
CFI_array[16'h1C] = 16'h36;
|
| 2586 |
|
|
CFI_array[16'h1D] = 16'h00;
|
| 2587 |
|
|
CFI_array[16'h1E] = 16'h00;
|
| 2588 |
|
|
CFI_array[16'h1F] = 16'h04;
|
| 2589 |
|
|
CFI_array[16'h20] = 16'h00;
|
| 2590 |
|
|
CFI_array[16'h21] = 16'h0A;
|
| 2591 |
|
|
CFI_array[16'h22] = 16'h00;
|
| 2592 |
|
|
CFI_array[16'h23] = 16'h05;
|
| 2593 |
|
|
CFI_array[16'h24] = 16'h00;
|
| 2594 |
|
|
CFI_array[16'h25] = 16'h04;
|
| 2595 |
|
|
CFI_array[16'h26] = 16'h00;
|
| 2596 |
|
|
//device geometry definition
|
| 2597 |
|
|
CFI_array[16'h27] = 16'h16;
|
| 2598 |
|
|
CFI_array[16'h28] = 16'h00;
|
| 2599 |
|
|
CFI_array[16'h29] = 16'h00;
|
| 2600 |
|
|
CFI_array[16'h2A] = 16'h00;
|
| 2601 |
|
|
CFI_array[16'h2B] = 16'h00;
|
| 2602 |
|
|
CFI_array[16'h2C] = 16'h01;
|
| 2603 |
|
|
CFI_array[16'h2D] = 16'h3F;
|
| 2604 |
|
|
CFI_array[16'h2E] = 16'h00;
|
| 2605 |
|
|
CFI_array[16'h2F] = 16'h00;
|
| 2606 |
|
|
CFI_array[16'h30] = 16'h01;
|
| 2607 |
|
|
CFI_array[16'h31] = 16'h00;
|
| 2608 |
|
|
CFI_array[16'h32] = 16'h00;
|
| 2609 |
|
|
CFI_array[16'h33] = 16'h00;
|
| 2610 |
|
|
CFI_array[16'h34] = 16'h00;
|
| 2611 |
|
|
CFI_array[16'h35] = 16'h00;
|
| 2612 |
|
|
CFI_array[16'h36] = 16'h00;
|
| 2613 |
|
|
CFI_array[16'h37] = 16'h00;
|
| 2614 |
|
|
CFI_array[16'h38] = 16'h00;
|
| 2615 |
|
|
CFI_array[16'h39] = 16'h00;
|
| 2616 |
|
|
CFI_array[16'h3A] = 16'h00;
|
| 2617 |
|
|
CFI_array[16'h3B] = 16'h00;
|
| 2618 |
|
|
CFI_array[16'h3C] = 16'h00;
|
| 2619 |
|
|
|
| 2620 |
|
|
//primary vendor-specific extended query
|
| 2621 |
|
|
CFI_array[16'h40] = 16'h50;
|
| 2622 |
|
|
CFI_array[16'h41] = 16'h52;
|
| 2623 |
|
|
CFI_array[16'h42] = 16'h49;
|
| 2624 |
|
|
CFI_array[16'h43] = 16'h31;
|
| 2625 |
|
|
CFI_array[16'h44] = 16'h31;
|
| 2626 |
|
|
CFI_array[16'h45] = 16'h01;
|
| 2627 |
|
|
CFI_array[16'h46] = 16'h02;
|
| 2628 |
|
|
CFI_array[16'h47] = 16'h01;
|
| 2629 |
|
|
CFI_array[16'h48] = 16'h01;
|
| 2630 |
|
|
CFI_array[16'h49] = 16'h04;
|
| 2631 |
|
|
CFI_array[16'h4A] = 16'h00;
|
| 2632 |
|
|
CFI_array[16'h4B] = 16'h00;
|
| 2633 |
|
|
CFI_array[16'h4C] = 16'h00;
|
| 2634 |
|
|
CFI_array[16'h4D] = 16'hB5;
|
| 2635 |
|
|
CFI_array[16'h4E] = 16'hC5;
|
| 2636 |
|
|
CFI_array[16'h4F] = 16'h00;
|
| 2637 |
|
|
|
| 2638 |
|
|
end
|
| 2639 |
|
|
|
| 2640 |
|
|
always @(current_state or reseted)
|
| 2641 |
|
|
begin
|
| 2642 |
|
|
if (reseted)
|
| 2643 |
|
|
if (current_state==RESET) RY_zd = 1'b1;
|
| 2644 |
|
|
if (current_state==PREL_ULBYPASS) RY_zd = 1'b1;
|
| 2645 |
|
|
if (current_state==A0SEEN) RY_zd = 1'b1;
|
| 2646 |
|
|
if (current_state==ERS) RY_zd = 1'b0;
|
| 2647 |
|
|
if (current_state==SERS) RY_zd = 1'b0;
|
| 2648 |
|
|
if (current_state==ESPS) RY_zd = 1'b0;
|
| 2649 |
|
|
if (current_state==SERS_EXEC) RY_zd = 1'b0;
|
| 2650 |
|
|
if (current_state==ESP) RY_zd = 1'b1;
|
| 2651 |
|
|
if (current_state==OTP) RY_zd = 1'b1;
|
| 2652 |
|
|
if (current_state==ESP_A0SEEN) RY_zd = 1'b1;
|
| 2653 |
|
|
if (current_state==PGMS) RY_zd = 1'b0;
|
| 2654 |
|
|
end
|
| 2655 |
|
|
|
| 2656 |
|
|
always @(EERR or EDONE or current_state)
|
| 2657 |
|
|
begin : ERS2
|
| 2658 |
|
|
integer i;
|
| 2659 |
|
|
integer j;
|
| 2660 |
|
|
if (current_state==ERS && EERR!=1'b1)
|
| 2661 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 2662 |
|
|
begin
|
| 2663 |
|
|
if (Sec_Prot[i]!=1'b1)
|
| 2664 |
|
|
for (j=0;j<=SecSize;j=j+1)
|
| 2665 |
|
|
Mem[sa(i)+j] = -1;
|
| 2666 |
|
|
end
|
| 2667 |
|
|
if (current_state==ERS && EDONE)
|
| 2668 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 2669 |
|
|
begin
|
| 2670 |
|
|
if (Sec_Prot[i]!=1'b1)
|
| 2671 |
|
|
for (j=0;j<=SecSize;j=j+1)
|
| 2672 |
|
|
Mem[sa(i)+j] = MaxData;
|
| 2673 |
|
|
end
|
| 2674 |
|
|
end
|
| 2675 |
|
|
|
| 2676 |
|
|
always @(CTMOUT or current_state)
|
| 2677 |
|
|
begin : SERS2
|
| 2678 |
|
|
if (current_state==SERS && CTMOUT)
|
| 2679 |
|
|
begin
|
| 2680 |
|
|
CTMOUT_in = 1'b0;
|
| 2681 |
|
|
START_T1_in = 1'b0;
|
| 2682 |
|
|
ESTART = 1'b1;
|
| 2683 |
|
|
ESTART <= #1 1'b0;
|
| 2684 |
|
|
ESUSP = 1'b0;
|
| 2685 |
|
|
ERES = 1'b0;
|
| 2686 |
|
|
end
|
| 2687 |
|
|
end
|
| 2688 |
|
|
|
| 2689 |
|
|
always @(START_T1 or current_state)
|
| 2690 |
|
|
begin : ESPS2
|
| 2691 |
|
|
if (current_state==ESPS && START_T1)
|
| 2692 |
|
|
begin
|
| 2693 |
|
|
ESP_ACT = 1'b1;
|
| 2694 |
|
|
START_T1_in = 1'b0;
|
| 2695 |
|
|
end
|
| 2696 |
|
|
end
|
| 2697 |
|
|
|
| 2698 |
|
|
always @(EERR or EDONE or current_state)
|
| 2699 |
|
|
begin: SERS_EXEC2
|
| 2700 |
|
|
integer i,j;
|
| 2701 |
|
|
if (current_state==SERS_EXEC)
|
| 2702 |
|
|
begin
|
| 2703 |
|
|
if (EERR!=1'b1)
|
| 2704 |
|
|
begin
|
| 2705 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 2706 |
|
|
begin
|
| 2707 |
|
|
if (Sec_Prot[i]!=1'b1 && Ers_queue[i])
|
| 2708 |
|
|
for (j=0;j<=SecSize;j=j+1)
|
| 2709 |
|
|
Mem[sa(i)+j] = -1;
|
| 2710 |
|
|
|
| 2711 |
|
|
if (EDONE)
|
| 2712 |
|
|
for (i=0;i<=SecNum;i=i+1)
|
| 2713 |
|
|
begin
|
| 2714 |
|
|
if (Sec_Prot[i]!=1'b1 && Ers_queue[i])
|
| 2715 |
|
|
for (j=0;j<=SecSize;j=j+1)
|
| 2716 |
|
|
Mem[sa(i)+j] = MaxData;
|
| 2717 |
|
|
end
|
| 2718 |
|
|
end
|
| 2719 |
|
|
end
|
| 2720 |
|
|
end
|
| 2721 |
|
|
end
|
| 2722 |
|
|
|
| 2723 |
|
|
always @(current_state or posedge PDONE)
|
| 2724 |
|
|
begin: PGMS2
|
| 2725 |
|
|
integer i,j;
|
| 2726 |
|
|
if (current_state==PGMS)
|
| 2727 |
|
|
begin
|
| 2728 |
|
|
if (PERR!=1'b1)
|
| 2729 |
|
|
begin
|
| 2730 |
|
|
new_int = WBData;
|
| 2731 |
|
|
if (OTP_ACT!=1'b1) //mem write
|
| 2732 |
|
|
old_int=Mem[sa(SA) + WBAddr];
|
| 2733 |
|
|
else
|
| 2734 |
|
|
old_int=SecSi[WBAddr];
|
| 2735 |
|
|
new_bit = new_int;
|
| 2736 |
|
|
if (old_int>-1)
|
| 2737 |
|
|
begin
|
| 2738 |
|
|
old_bit = old_int;
|
| 2739 |
|
|
for(j=0;j<=7;j=j+1)
|
| 2740 |
|
|
if (~old_bit[j])
|
| 2741 |
|
|
new_bit[j]=1'b0;
|
| 2742 |
|
|
new_int=new_bit;
|
| 2743 |
|
|
end
|
| 2744 |
|
|
WBData = new_int;
|
| 2745 |
|
|
if (OTP_ACT!=1'b1) //mem write
|
| 2746 |
|
|
Mem[sa(SA) + WBAddr] = -1;
|
| 2747 |
|
|
else
|
| 2748 |
|
|
SecSi[WBAddr] = -1;
|
| 2749 |
|
|
if (PDONE && ~PSTART)
|
| 2750 |
|
|
begin
|
| 2751 |
|
|
if (OTP_ACT!=1'b1) //mem write
|
| 2752 |
|
|
Mem[sa(SA) + WBAddr] = WBData;
|
| 2753 |
|
|
else
|
| 2754 |
|
|
SecSi[WBAddr] = WBData;
|
| 2755 |
|
|
WBData= -1;
|
| 2756 |
|
|
end
|
| 2757 |
|
|
end
|
| 2758 |
|
|
end
|
| 2759 |
|
|
end
|
| 2760 |
|
|
|
| 2761 |
|
|
always @(gOE_n or gCE_n or RESETNeg or RST )
|
| 2762 |
|
|
begin
|
| 2763 |
|
|
//Output Disable Control
|
| 2764 |
|
|
if (gOE_n || gCE_n || (~RESETNeg && ~RST))
|
| 2765 |
|
|
DOut_zd = 8'bZ;
|
| 2766 |
|
|
end
|
| 2767 |
|
|
|
| 2768 |
|
|
reg BuffInOE , BuffInCE , BuffInADDR;
|
| 2769 |
|
|
wire BuffOutOE, BuffOutCE, BuffOutADDR;
|
| 2770 |
|
|
|
| 2771 |
|
|
BUFFER BUFOE (BuffOutOE, BuffInOE);
|
| 2772 |
|
|
BUFFER BUFCE (BuffOutCE, BuffInCE);
|
| 2773 |
|
|
BUFFER BUFADDR (BuffOutADDR, BuffInADDR);
|
| 2774 |
|
|
initial
|
| 2775 |
|
|
begin
|
| 2776 |
|
|
BuffInOE = 1'b1;
|
| 2777 |
|
|
BuffInCE = 1'b1;
|
| 2778 |
|
|
BuffInADDR = 1'b1;
|
| 2779 |
|
|
end
|
| 2780 |
|
|
|
| 2781 |
|
|
always @(posedge BuffOutOE)
|
| 2782 |
|
|
begin
|
| 2783 |
|
|
OEDQ_01 = $time;
|
| 2784 |
|
|
end
|
| 2785 |
|
|
always @(posedge BuffOutCE)
|
| 2786 |
|
|
begin
|
| 2787 |
|
|
CEDQ_01 = $time;
|
| 2788 |
|
|
end
|
| 2789 |
|
|
always @(posedge BuffOutADDR)
|
| 2790 |
|
|
begin
|
| 2791 |
|
|
ADDRDQ_01 = $time;
|
| 2792 |
|
|
end
|
| 2793 |
|
|
|
| 2794 |
|
|
function integer sa;
|
| 2795 |
|
|
input [7:0] sect;
|
| 2796 |
|
|
begin
|
| 2797 |
|
|
sa = sect * (SecSize + 1);
|
| 2798 |
|
|
end
|
| 2799 |
|
|
endfunction
|
| 2800 |
|
|
|
| 2801 |
|
|
task MemRead;
|
| 2802 |
|
|
inout[7:0] DOut_zd;
|
| 2803 |
|
|
begin
|
| 2804 |
|
|
if (Mem[sa(SecAddr)+Address]==-1)
|
| 2805 |
|
|
DOut_zd = 8'bx;
|
| 2806 |
|
|
else
|
| 2807 |
|
|
DOut_zd = Mem[sa(SecAddr)+Address];
|
| 2808 |
|
|
end
|
| 2809 |
|
|
endtask
|
| 2810 |
|
|
endmodule
|
| 2811 |
|
|
|
| 2812 |
|
|
module BUFFER (OUT,IN);
|
| 2813 |
|
|
input IN;
|
| 2814 |
|
|
output OUT;
|
| 2815 |
|
|
buf ( OUT, IN);
|
| 2816 |
|
|
endmodule
|
