add ECC parameters
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@ -66,11 +66,10 @@
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wire tx_full;
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wire o_wb_ack;
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wire[7:0] o_wb_data;
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wire o_aux;
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wire[7:0] rd_data;
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wire o_wb_stall;
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reg i_wb_stb = 0, i_wb_we;
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wire[63:0] o_debug1;
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wire[31:0] o_debug1;
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reg[7:0] i_wb_data;
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reg[7:0] i_wb_addr;
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// o_debug1 taps on value of state_calibrate (can be traced inside ddr3_controller module)
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@ -140,12 +139,14 @@
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.COL_BITS(10), //width of column address
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.BA_BITS(3), //width of bank address
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.BYTE_LANES(2), //number of DDR3 modules to be controlled
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.AUX_WIDTH(4), //width of aux line (must be >= 4)
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.AUX_WIDTH(16), //width of aux line (must be >= 4)
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.WB2_ADDR_BITS(32), //width of 2nd wishbone address bus
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.WB2_DATA_BITS(32), //width of 2nd wishbone data bus
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.MICRON_SIM(0), //enable faster simulation for micron ddr3 model (shorten POWER_ON_RESET_HIGH and INITIAL_CKE_LOW)
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.ODELAY_SUPPORTED(0), //set to 1 when ODELAYE2 is supported
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.SECOND_WISHBONE(0) //set to 1 if 2nd wishbone is needed
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.SECOND_WISHBONE(0), //set to 1 if 2nd wishbone is needed
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.ECC_ENABLE(0), // set to 1 or 2 to add ECC (1 = Side-band ECC per burst, 2 = Side-band ECC per 8 bursts , 3 = Inline ECC )
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.WB_ERROR(0) // set to 1 to support Wishbone error (asserts at ECC double bit error)
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) ddr3_top
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(
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//clock and reset
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@ -165,8 +166,9 @@
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// Wishbone outputs
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.o_wb_stall(o_wb_stall), //1 = busy, cannot accept requests
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.o_wb_ack(o_wb_ack), //1 = read/write request has completed
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.o_wb_err(), //1 = Error due to ECC double bit error (fixed to 0 if WB_ERROR = 0)
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.o_wb_data(o_wb_data), //read data, for a 4:1 controller data width is 8 times the number of pins on the device
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.o_aux(o_aux),
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.o_aux(),
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// Wishbone 2 (PHY) inputs
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.i_wb2_cyc(), //bus cycle active (1 = normal operation, 0 = all ongoing transaction are to be cancelled)
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.i_wb2_stb(), //request a transfer
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@ -138,12 +138,14 @@
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.COL_BITS(10), //width of column address
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.BA_BITS(3), //width of bank address
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.BYTE_LANES(8), //number of DDR3 modules to be controlled
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.AUX_WIDTH(4), //width of aux line (must be >= 4)
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.AUX_WIDTH(16), //width of aux line (must be >= 4)
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.WB2_ADDR_BITS(32), //width of 2nd wishbone address bus
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.WB2_DATA_BITS(32), //width of 2nd wishbone data bus
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.MICRON_SIM(0), //enable faster simulation for micron ddr3 model (shorten POWER_ON_RESET_HIGH and INITIAL_CKE_LOW)
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.ODELAY_SUPPORTED(1), //set to 1 when ODELAYE2 is supported
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.SECOND_WISHBONE(0) //set to 1 if 2nd wishbone is needed
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.SECOND_WISHBONE(0), //set to 1 if 2nd wishbone is needed
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.ECC_ENABLE(0), // set to 1 or 2 to add ECC (1 = Side-band ECC per burst, 2 = Side-band ECC per 8 bursts , 3 = Inline ECC )
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.WB_ERROR(0) // set to 1 to support Wishbone error (asserts at ECC double bit error)
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) ddr3_top
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(
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//clock and reset
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