Commit ae549ed4 authored by Andrey Filippov's avatar Andrey Filippov

more on hispi code

parent 9ce986ab
......@@ -530,7 +530,7 @@
parameter BUF_IPCLK2X_SENS3 = "BUFG", // "BUFR",
parameter SENS_DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter SENS_REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER2 = 0.010,
parameter SENS_SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SENS_SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......
This diff is collapsed.
......@@ -37,7 +37,7 @@ module sens_hispi12l4#(
parameter BUF_IPCLK2X = "BUFR",
parameter SENS_DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter SENS_REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER2 = 0.010,
parameter SENS_SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SENS_SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......@@ -55,10 +55,6 @@ module sens_hispi12l4#(
)(
input pclk, // global clock input, pixel rate (220MHz for MT9F002)
input prst,
output irst,
input trigger_mode, // running in triggered mode (0 - free running mode)
input trig, // per-sensor trigger input
// I/O pads
input [HISPI_NUMLANES-1:0] sns_dp,
input [HISPI_NUMLANES-1:0] sns_dn,
......@@ -77,6 +73,7 @@ module sens_hispi12l4#(
input ld_idelay, // mclk synchronous set idealy value
input set_clk_phase, // mclk synchronous set idealy value
input rst_mmcm,
input ignore_embedded, // ignore lines with embedded data
// input wait_all_lanes, // when 0 allow some lanes missing sync (for easier phase adjustment)
// MMCP output status
output ps_rdy, // output
......@@ -159,6 +156,10 @@ module sens_hispi12l4#(
localparam WAIT_ALL_LANES = 8; // number of output pixel cycles to wait after the earliest lane
localparam FIFO_DEPTH = 4;
reg [2:0] irst_r;
wire irst = irst_r[2];
wire [HISPI_NUMLANES * 12-1:0] hispi_aligned;
wire [HISPI_NUMLANES-1:0] hispi_dv;
wire [HISPI_NUMLANES-1:0] hispi_embed;
......@@ -186,13 +187,16 @@ module sens_hispi12l4#(
wire [HISPI_NUMLANES * 12-1:0] fifo_out;
wire hact_on;
wire hact_off;
reg ignore_embedded_ipclk;
assign hact_out = hact_r;
always @(posedge ipclk) begin
if (irst || (|hispi_eof[i])) vact_ipclk <= 0; // extend output if hact active
else if (|hispi_sof) vact_ipclk <= 1;
irst_r <= {irst_r[1:0], prst};
if (irst || (|hispi_eof[i])) vact_ipclk <= 0; // extend output if hact active
else if (|hispi_sof) vact_ipclk <= 1;
ignore_embedded_ipclk <= ignore_embedded;
end
always @(posedge pclk) begin
......@@ -285,7 +289,7 @@ module sens_hispi12l4#(
.ipclk (ipclk), // input
.irst (irst), // input
.we (hispi_dv[i]), // input
.sol (hispi_sol[i]), // input
.sol (hispi_sol[i] && (hispi_embed[i] || !ignore_embedded_ipclk)), // input
.eol (hispi_eol[i]), // input
.din (hispi_aligned[12*i +: 12]), // input[11:0]
.pclk (pclk), // input
......@@ -295,7 +299,6 @@ module sens_hispi12l4#(
.run (rd_run[i]) // output
);
end
endgenerate
......
......@@ -34,7 +34,7 @@ module sens_hispi_clock#(
parameter BUF_IPCLK2X = "BUFR",
parameter SENS_DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter SENS_REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER2 = 0.010,
parameter SENS_SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SENS_SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......
/*******************************************************************************
* Module: sens_hispi_fifo
* Date:2015-10-14
* Author: andrey
* Description: cross-clock FIFO with special handling of 'run' output
*
* Copyright (c) 2015 Elphel, Inc .
* sens_hispi_fifo.v is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* sens_hispi_fifo.v is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/> .
*******************************************************************************/
`timescale 1ns/1ps
module sens_hispi_fifo#(
parameter COUNT_START = 7, // wait these many samples input before starting output
parameter DATA_WIDTH = 12,
parameter DATA_DEPTH = 4 // >=3
) (
input ipclk,
input irst,
input we,
input sol, // start of line - 1 cycle before dv
input eol, // end of line - last dv
input [DATA_WIDTH-1:0] din,
input pclk,
input prst,
input re,
output reg [DATA_WIDTH-1:0] dout, // valid next cycle after re
output run // has latency 1 after last re
);
reg [DATA_WIDTH-1:0] fifo_ram[0 : (1 << DATA_DEPTH) -1];
reg [DATA_DEPTH:0] wa;
reg [DATA_DEPTH:0] ra;
wire line_start_pclk;
reg line_run_ipclk;
reg line_run_pclk;
reg run_r;
assign run = run_r;
always @ (posedge ipclk) begin
if (irst ||sol) wa <= 0;
else if (we && line_run_ipclk) wa <= wa + 1;
if (we && line_run_ipclk) fifo_ram[wa] <= din;
if (irst || eol) line_run_ipclk <= 0;
else if (sol) line_run_ipclk <= 1;
end
always @(posedge pclk) begin
line_run_pclk <= line_run_ipclk && (line_run_pclk || line_start_pclk);
if (prst) run_r <= 0;
else if (line_start_pclk) run_r <= 1;
else if (!line_run_pclk && (ra == wa)) run_r <= 0;
if (prst ||line_start_pclk) ra <= 0;
else if (re) ra <= ra + 1;
if (re) dout <= fifo_ram[ra];
end
pulse_cross_clock #(
.EXTRA_DLY(0)
) pulse_cross_clock_line_start_i (
.rst (irst), // input
.src_clk (ipclk), // input
.dst_clk (pclk), // input
.in_pulse (we && (wa == COUNT_START)), // input
.out_pulse (line_start_pclk), // output
.busy() // output
);
endmodule
......@@ -71,7 +71,7 @@ module sens_parallel12 #(
parameter SENS_DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter SENS_REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER2 = 0.010,
parameter SENS_SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SENS_SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......
......@@ -202,7 +202,7 @@ module sensor_channel#(
parameter BUF_IPCLK2X = "BUFR",
parameter SENS_DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter SENS_REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER2 = 0.010,
parameter SENS_SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SENS_SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......
......@@ -231,7 +231,7 @@ module sensors393 #(
parameter SENS_DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter SENS_REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter SENS_REF_JITTER2 = 0.010,
parameter SENS_SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SENS_SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......
......@@ -62,7 +62,7 @@ module mmcm_adv#(
// EXTERNAL - external to the FPGA network is being compensated
// BUF_IN - no compensation when clock input is driveen by BUFG/BUFH/BUFR or GT
parameter DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter REF_JITTER2 = 0.010,
parameter SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......
......@@ -63,7 +63,7 @@ module mmcm_phase_cntr#(
// EXTERNAL - external to the FPGA network is being compensated
// BUF_IN - no compensation when clock input is driveen by BUFG/BUFH/BUFR or GT
parameter DIVCLK_DIVIDE = 1, // Integer 1..106. Divides all outputs with respect to CLKIN
parameter REF_JITTER1 = 0.010, // Expectet jitter on CLKIN1 (0.000..0.999)
parameter REF_JITTER1 = 0.010, // Expected jitter on CLKIN1 (0.000..0.999)
parameter REF_JITTER2 = 0.010,
parameter SS_EN = "FALSE", // Enables Spread Spectrum mode
parameter SS_MODE = "CENTER_HIGH",//"CENTER_HIGH","CENTER_LOW","DOWN_HIGH","DOWN_LOW"
......
/*******************************************************************************
* Module: obufds
* Date:2015-10-15
* Author: andrey
* Description: Wrapper for OBUFDS primitive
*
* Copyright (c) 2015 Elphel, Inc .
* obufds.v is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* obufds.v is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/> .
*******************************************************************************/
`timescale 1ns/1ps
module obufds #(
parameter CAPACITANCE = "DONT_CARE",
parameter IOSTANDARD = "DEFAULT",
parameter SLEW = "SLOW"
)(
output o,
output ob,
input i
);
OBUFDS #(
.CAPACITANCE (CAPACITANCE),
.IOSTANDARD (IOSTANDARD),
.SLEW(SLEW)
) OBUFDS_i (
.O (o), // output
.OB (ob), // output
.I (i) // input
);
endmodule
......@@ -300,7 +300,7 @@ parameter EXTERNAL_TIMESTAMP = 0; // 1 ; // embed local timestamp, 1 - emb
assign PX1_MCLK_PRE = sns1_dp[6]; // from FPGA to sensor
assign PX1_MRST = sns1_dp[7]; // from FPGA to sensor
assign PX1_ARST = sns1_dn[7]; // same as GP[3]
assign PX1_ARO = sns1_dn[5]; // same as GP[2]
assign PX1_ARO = sns1_dn[5]; // same as GP[1]
assign sns2_dp[3:0] = PX2_LANE_P;
assign sns2_dn[3:0] = PX2_LANE_N;
......@@ -313,7 +313,7 @@ parameter EXTERNAL_TIMESTAMP = 0; // 1 ; // embed local timestamp, 1 - emb
assign PX2_MCLK_PRE = sns2_dp[6]; // from FPGA to sensor
assign PX2_MRST = sns2_dp[7]; // from FPGA to sensor
assign PX2_ARST = sns2_dn[7]; // same as GP[3]
assign PX2_ARO = sns2_dn[5]; // same as GP[2]
assign PX2_ARO = sns2_dn[5]; // same as GP[1]
assign sns3_dp[3:0] = PX3_LANE_P;
assign sns3_dn[3:0] = PX3_LANE_N;
......@@ -326,7 +326,7 @@ parameter EXTERNAL_TIMESTAMP = 0; // 1 ; // embed local timestamp, 1 - emb
assign PX3_MCLK_PRE = sns3_dp[6]; // from FPGA to sensor
assign PX3_MRST = sns3_dp[7]; // from FPGA to sensor
assign PX3_ARST = sns3_dn[7]; // same as GP[3]
assign PX3_ARO = sns3_dn[5]; // same as GP[2]
assign PX3_ARO = sns3_dn[5]; // same as GP[1]
assign sns4_dp[3:0] = PX4_LANE_P;
assign sns4_dn[3:0] = PX4_LANE_N;
......@@ -339,7 +339,7 @@ parameter EXTERNAL_TIMESTAMP = 0; // 1 ; // embed local timestamp, 1 - emb
assign PX4_MCLK_PRE = sns4_dp[6]; // from FPGA to sensor
assign PX4_MRST = sns4_dp[7]; // from FPGA to sensor
assign PX4_ARST = sns4_dn[7]; // same as GP[3]
assign PX4_ARO = sns4_dn[5]; // same as GP[2]
assign PX4_ARO = sns4_dn[5]; // same as GP[1]
`else
//connect parallel12 sensor to sensor port 1
assign sns1_dp[6:1] = {PX1_D[10], PX1_D[8], PX1_D[6], PX1_D[4], PX1_D[2], PX1_HACT};
......@@ -349,7 +349,7 @@ parameter EXTERNAL_TIMESTAMP = 0; // 1 ; // embed local timestamp, 1 - emb
assign PX1_ARST = sns1_dn[7];
assign sns1_clkn = PX1_D[0]; // inout CNVSYNC/TDI
assign sns1_clkp = PX1_D[1]; // CNVCLK/TDO
assign PX1_ARO = sns1_ctl; // from FPGA to sensor
assign PX1_ARO = sns1_ctl; // from FPGA to sensor
assign PX2_MRST = sns2_dp[7]; // from FPGA to sensor
assign PX2_MCLK_PRE = sns2_dp[0]; // from FPGA to sensor
......
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