sys8379.v

bootloader

module sys8379(
			
 
				inout  [0:7] LBD,
				input  [26:28]LBA,
				input  nHRESET,
				input  nPORESET_811,
				output nPORESET,
				output nFHRESET,
				input  nLCS0,
				input  nLCS1,
				input  nBOOT1,
			    input  CFG_CLKIN_DIV, 			
				input  PCI_HOST_nAGENT,
		     /*CFG_RESET_SOURCE[0:2]*/
				inout  SRC0,	 
				inout  SRC1,
				inout  SRC2,
			 /*CFG_CLKIN_DIV*/
				inout  SRC3,
				inout  MDC,	
				output nF0CS,
	 			output nNAND_CS1,
				input    nLGPL2,
	 			output   nLBGPL2,
				input  nLWE0,
				output nLBWE0,
				input  nRSTIN,
				output nRSTOUT
				);

parameter LRCW_BYTE_0=8'h26,
		  LRCW_BYTE_1=8'h03,
		  LRCW_BYTE_2=8'h00,
		  LRCW_BYTE_3=8'h00,
		  HRCW_BYTE_0=8'ha4,
		  HRCW_BYTE_1=8'h60,
		  HRCW_BYTE_2=8'h6c,
		  HRCW_BYTE_3=8'h02;

wire cs0_out;
reg [7:0] dataOut0;

assign cs0_out=(nHRESET)? nLCS0:1'b1;
assign nF0CS=cs0_out;  
assign nNAND_CS1=nLCS1; 
 
// reset configurate word
unibustri8	unibustri8_cs0(
	.data (dataOut0),
	.enabledt ((~nLCS0)& (~nHRESET)),
	.tridata ( LBD[0:7] )
     );

always @(*)

   begin	 
         case (LBA[26:28])
				3'b000:
				    dataOut0[7:0]=LRCW_BYTE_0;
				3'b001:
					dataOut0[7:0]=LRCW_BYTE_1;
				3'b010:
					dataOut0[7:0]=LRCW_BYTE_2;
				3'b011:
					dataOut0[7:0]=LRCW_BYTE_3;
                3'b100:
					dataOut0[7:0]=HRCW_BYTE_0;
				3'b101:
					dataOut0[7:0]=HRCW_BYTE_1;
				3'b110:
					dataOut0[7:0]=HRCW_BYTE_2;
				3'b111:
					dataOut0[7:0]=HRCW_BYTE_3;
			endcase

    end

unibustri5	unibustri5_inst (
	.data ( {4'b0,CFG_CLKIN_DIV}),
	.enabledt ( ~nHRESET ),
	.tridata ( {SRC0,SRC1,SRC2,SRC3,MDC})
	);

 assign   nPORESET=	nPORESET_811;
 assign   nRSTOUT=	nHRESET;
 assign   nFHRESET =	nHRESET;
 assign   nLBWE0   =nLWE0;
 assign   nLBGPL2  =nLGPL2;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
endmodule