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//// ////
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//// ////
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/////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////
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// CVS Log
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// CVS Log
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//
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//
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// $Id: ac97_cra.v,v 1.1 2001-08-03 06:54:49 rudi Exp $
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// $Id: ac97_cra.v,v 1.2 2002-03-05 04:44:05 rudi Exp $
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//
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//
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// $Date: 2001-08-03 06:54:49 $
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// $Date: 2002-03-05 04:44:05 $
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// $Revision: 1.1 $
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// $Revision: 1.2 $
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// $Author: rudi $
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// $Author: rudi $
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// $Locker: $
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// $Locker: $
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// $State: Exp $
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// $State: Exp $
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//
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//
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// Change History:
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// Change History:
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// $Log: not supported by cvs2svn $
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// $Log: not supported by cvs2svn $
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// Revision 1.1 2001/08/03 06:54:49 rudi
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//
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//
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// - Changed to new directory structure
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//
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// Revision 1.1.1.1 2001/05/19 02:29:18 rudi
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// Revision 1.1.1.1 2001/05/19 02:29:18 rudi
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// Initial Checkin
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// Initial Checkin
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//
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//
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//
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//
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//
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//
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| Line 128... |
Line 133... |
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always @(posedge clk)
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always @(posedge clk)
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crac_we_r <= #1 crac_we;
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crac_we_r <= #1 crac_we;
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always @(posedge clk or negedge rst)
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always @(posedge clk or negedge rst)
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if(!rst) crac_wr <= #1 0;
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if(!rst) crac_wr <= #1 1'b0;
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else
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else
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if(crac_we_r & !crac_out[31]) crac_wr <= #1 1;
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if(crac_we_r & !crac_out[31]) crac_wr <= #1 1'b1;
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else
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else
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if(valid_ne) crac_wr <= #1 0;
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if(valid_ne) crac_wr <= #1 1'b0;
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assign crac_wr_done = crac_wr & valid_ne;
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assign crac_wr_done = crac_wr & valid_ne;
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always @(posedge clk or negedge rst)
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always @(posedge clk or negedge rst)
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if(!rst) crac_rd <= #1 0;
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if(!rst) crac_rd <= #1 1'b0;
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else
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else
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if(crac_we_r & crac_out[31]) crac_rd <= #1 1;
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if(crac_we_r & crac_out[31]) crac_rd <= #1 1'b1;
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else
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else
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if(rdd1 & valid_pe) crac_rd <= #1 0;
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if(rdd1 & valid_pe) crac_rd <= #1 1'b0;
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always @(posedge clk or negedge rst)
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always @(posedge clk or negedge rst)
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if(!rst) rdd1 <= #1 0;
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if(!rst) rdd1 <= #1 1'b0;
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else
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else
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if(crac_rd & valid_ne) rdd1 <= #1 1;
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if(crac_rd & valid_ne) rdd1 <= #1 1'b1;
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else
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else
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if(!crac_rd) rdd1 <= #1 0;
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if(!crac_rd) rdd1 <= #1 1'b0;
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always @(posedge clk or negedge rst)
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always @(posedge clk or negedge rst)
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if(!rst) rdd2 <= #1 0;
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if(!rst) rdd2 <= #1 1'b0;
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else
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else
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if( (crac_rd & valid_ne) | (!rdd3 & rdd2) ) rdd2 <= #1 1;
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if( (crac_rd & valid_ne) | (!rdd3 & rdd2) ) rdd2 <= #1 1'b1;
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else
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else
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if(crac_rd_done) rdd2 <= #1 0;
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if(crac_rd_done) rdd2 <= #1 1'b0;
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always @(posedge clk or negedge rst)
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always @(posedge clk or negedge rst)
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if(!rst) rdd3 <= #1 0;
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if(!rst) rdd3 <= #1 1'b0;
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else
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else
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if(rdd2 & valid_pe) rdd3 <= #1 1;
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if(rdd2 & valid_pe) rdd3 <= #1 1'b1;
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else
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else
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if(crac_rd_done) rdd3 <= #1 0;
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if(crac_rd_done) rdd3 <= #1 1'b0;
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always @(posedge clk)
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always @(posedge clk)
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crac_rd_done <= #1 rdd3 & valid_pe;
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crac_rd_done <= #1 rdd3 & valid_pe;
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always @(posedge clk)
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always @(posedge clk)
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