sensor_channel.v 69.7 KB
Newer Older
1 2 3
/*******************************************************************************
 * Module: sensor_channel
 * Date:2015-05-10  
4
 * Author: Andrey Filippov     
5 6
 * Description: Top module for a sensor channel
 *
7
 * Copyright (c) 2015 Elphel, Inc.
8 9 10 11 12 13 14 15 16 17 18 19
 * sensor_channel.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.
 *
 *  sensor_channel.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/> .
20 21 22 23 24 25
 *
 * Additional permission under GNU GPL version 3 section 7:
 * If you modify this Program, or any covered work, by linking or combining it
 * with independent modules provided by the FPGA vendor only (this permission
 * does not extend to any 3-rd party modules, "soft cores" or macros) under
 * different license terms solely for the purpose of generating binary "bitstream"
26
 * files and/or simulating the code, the copyright holders of this Program give
27 28
 * you the right to distribute the covered work without those independent modules
 * as long as the source code for them is available from the FPGA vendor free of
Andrey Filippov's avatar
Andrey Filippov committed
29
 * charge, and there is no dependence on any encrypted modules for simulating of
30 31 32
 * the combined code. This permission applies to you if the distributed code
 * contains all the components and scripts required to completely simulate it
 * with at least one of the Free Software programs.
33 34 35 36
 *******************************************************************************/
`timescale 1ns/1ps

module  sensor_channel#(
37
    // parameters, individual to sensor channels and those likely to be modified
38 39 40
    parameter SENSOR_NUMBER =             0,     // sensor number (0..3)
    parameter SENSOR_GROUP_ADDR =         'h400, // sensor registers base address
    parameter SENSOR_BASE_INC =           'h040, // increment for sesor channel
41
    parameter SENSI2C_STATUS_REG_BASE =   'h20,  // 4 locations" x30, x32, x34, x36
42 43 44
    parameter SENSI2C_STATUS_REG_INC =    2,     // increment to the next sensor
    parameter SENSI2C_STATUS_REG_REL =    0,     // 4 locations" 'h30, 'h32, 'h34, 'h36
    parameter SENSIO_STATUS_REG_REL =     1,     // 4 locations" 'h31, 'h33, 'h35, 'h37
45 46 47 48 49 50 51 52 53 54 55

    parameter SENS_SYNC_RADDR  =          'h4,
    parameter SENS_SYNC_MASK  =           'h7fc,
    // 2 locations reserved for control/status (if they will be needed)
    parameter SENS_SYNC_MULT  =           'h2,   // relative register address to write number of frames to combine in one (minus 1, '0' - each farme)
    parameter SENS_SYNC_LATE  =           'h3,    // number of lines to delay late frame sync
    parameter SENS_SYNC_FBITS =           16,    // number of bits in a frame counter for linescan mode
    parameter SENS_SYNC_LBITS =           16,    // number of bits in a line counter for sof_late output (limited by eof) 
    parameter SENS_SYNC_LATE_DFLT =       15,    // number of lines to delay late frame sync
    parameter SENS_SYNC_MINBITS =         8,    // number of bits to enforce minimal frame period 
    parameter SENS_SYNC_MINPER =          130,    // minimal frame period (in pclk/mclk?) 
56
    
57 58

    parameter SENSOR_NUM_HISTOGRAM=       3, // number of histogram channels
59
    parameter HISTOGRAM_RAM_MODE =        "BUF32", // "NOBUF", // valid: "NOBUF" (32-bits, no buffering), "BUF18", "BUF32"
60
    parameter SENS_NUM_SUBCHN =        3, // number of subchannels for his sensor ports (1..4)
61
    parameter SENS_GAMMA_BUFFER =         0, // 1 - use "shadow" table for clean switching, 0 - single table per channel
62
    
63
    // parameters defining address map
64
    parameter SENSOR_CTRL_RADDR =     0, //'h00
65
    parameter SENSOR_CTRL_ADDR_MASK = 'h7ff, //
66
        // bits of the SENSOR mode register
Andrey Filippov's avatar
Andrey Filippov committed
67
        parameter SENSOR_MODE_WIDTH =     10,
68 69 70 71
        parameter SENSOR_HIST_EN_BITS =    0,  // 0..3 1 - enable histogram modules, disable after processing the started frame
        parameter SENSOR_HIST_NRST_BITS =  4,  // 0 - immediately reset all histogram modules 
        parameter SENSOR_CHN_EN_BIT =      8,  // 1 - this enable channel
        parameter SENSOR_16BIT_BIT =       9, // 0 - 8 bpp mode, 1 - 16 bpp (bypass gamma). Gamma-processed data is still used for histograms
72
    
73
    parameter SENSI2C_CTRL_RADDR =    2, // 'h02..'h03
74
    parameter SENSI2C_CTRL_MASK =     'h7fe,
75 76
      // sensor_i2c_io relative control register addresses
      parameter SENSI2C_CTRL =          'h0,
77
    // Control register bits
Andrey Filippov's avatar
Andrey Filippov committed
78 79 80
        parameter SENSI2C_CMD_TABLE =       29, // [29]: 1 - write to translation table (ignore any other fields), 0 - write other fields
        parameter SENSI2C_CMD_TAND =        28, // [28]: 1 - write table address (8 bits), 0 - write table data (28 bits)
    
81 82 83
        parameter SENSI2C_CMD_RESET =       14, // [14]   reset all FIFO (takes 16 clock pulses), also - stops i2c until run command
        parameter SENSI2C_CMD_RUN =         13, // [13:12]3 - run i2c, 2 - stop i2c (needed before software i2c), 1,0 - no change to run state
        parameter SENSI2C_CMD_RUN_PBITS =    1,
Andrey Filippov's avatar
Andrey Filippov committed
84 85 86 87
        parameter SENSI2C_CMD_FIFO_RD =      3, // advane I2C read data FIFO by 1  
        parameter SENSI2C_CMD_ACIVE =        2, // [2] - SENSI2C_CMD_ACIVE_EARLY0, SENSI2C_CMD_ACIVE_SDA
        parameter SENSI2C_CMD_ACIVE_EARLY0 = 1, // release SDA==0 early if next bit ==1
        parameter SENSI2C_CMD_ACIVE_SDA =    0,  // drive SDA=1 during the second half of SCL=1
88 89 90 91 92 93 94 95 96 97 98 99 100 101
        
    //i2c page table bit fields
        parameter SENSI2C_TBL_RAH =          0, // high byte of the register address 
        parameter SENSI2C_TBL_RAH_BITS =     8,
        parameter SENSI2C_TBL_RNWREG =       8, // read register (when 0 - write register
        parameter SENSI2C_TBL_SA =           9, // Slave address in write mode
        parameter SENSI2C_TBL_SA_BITS =      7,
        parameter SENSI2C_TBL_NBWR =        16, // number of bytes to write (1..10)
        parameter SENSI2C_TBL_NBWR_BITS =    4,
        parameter SENSI2C_TBL_NBRD =        16, // number of bytes to read (1 - 8) "0" means "8"
        parameter SENSI2C_TBL_NBRD_BITS =    3,
        parameter SENSI2C_TBL_NABRD =       19, // number of address bytes for read (0 - 1 byte, 1 - 2 bytes)
        parameter SENSI2C_TBL_DLY =         20, // bit delay (number of mclk periods in 1/4 of SCL period)
        parameter SENSI2C_TBL_DLY_BITS=      8,
102
      
103
      parameter SENSI2C_STATUS =        'h1,
104
    
105
    parameter SENS_GAMMA_RADDR =       'h38, //4,  'h38..'h3b
106
    parameter SENS_GAMMA_ADDR_MASK =   'h7fc,
107 108 109 110 111 112 113 114 115 116 117 118
      // sens_gamma registers
      parameter SENS_GAMMA_CTRL =        'h0,
      parameter SENS_GAMMA_ADDR_DATA =   'h1, // bit 20 ==1 - table address, bit 20==0 - table data (18 bits)
      parameter SENS_GAMMA_HEIGHT01 =    'h2, // bits [15:0] - height minus 1 of image 0, [31:16] - height-1 of image1
      parameter SENS_GAMMA_HEIGHT2 =     'h3, // bits [15:0] - height minus 1 of image 2 ( no need for image 3)
        // bits of the SENS_GAMMA_CTRL mode register
        parameter SENS_GAMMA_MODE_WIDTH =  5, // does not include trig
        parameter SENS_GAMMA_MODE_BAYER =  0,
        parameter SENS_GAMMA_MODE_PAGE =   2,
        parameter SENS_GAMMA_MODE_EN =     3,
        parameter SENS_GAMMA_MODE_REPET =  4,
        parameter SENS_GAMMA_MODE_TRIG =   5,
119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141
// Vignetting correction / pixel value scaling - controlled via single data word (same as in 252), some of bits [23:16]
// are used to select register, bits 25:24 - select sub-frame
    parameter SENS_LENS_RADDR =             'h3c, 
    parameter SENS_LENS_ADDR_MASK =         'h7fc,
    parameter SENS_LENS_COEFF =             'h3, // set vignetting/scale coefficients (
      parameter SENS_LENS_AX =              'h00, // 00000...
      parameter SENS_LENS_AX_MASK =         'hf8,
      parameter SENS_LENS_AY =              'h08, // 00001...
      parameter SENS_LENS_AY_MASK =         'hf8,
      parameter SENS_LENS_C =               'h10, // 00010...
      parameter SENS_LENS_C_MASK =          'hf8,
      parameter SENS_LENS_BX =              'h20, // 001.....
      parameter SENS_LENS_BX_MASK =         'he0,
      parameter SENS_LENS_BY =              'h40, // 010.....
      parameter SENS_LENS_BY_MASK =         'he0,
      parameter SENS_LENS_SCALES =          'h60, // 01100...
      parameter SENS_LENS_SCALES_MASK =     'hf8,
      parameter SENS_LENS_FAT0_IN =         'h68, // 01101000
      parameter SENS_LENS_FAT0_IN_MASK =    'hff,
      parameter SENS_LENS_FAT0_OUT =        'h69, // 01101001
      parameter SENS_LENS_FAT0_OUT_MASK =   'hff,
      parameter SENS_LENS_POST_SCALE =      'h6a, // 01101010
      parameter SENS_LENS_POST_SCALE_MASK = 'hff,
142
    
143
    parameter SENSIO_RADDR =          8, //'h408  .. 'h40f
144
    parameter SENSIO_ADDR_MASK =      'h7f8,
145 146 147 148 149 150 151
      // sens_parallel12 registers
      parameter SENSIO_CTRL =           'h0,
        // SENSIO_CTRL register bits
        parameter SENS_CTRL_MRST =        0,  //  1: 0
        parameter SENS_CTRL_ARST =        2,  //  3: 2
        parameter SENS_CTRL_ARO =         4,  //  5: 4
        parameter SENS_CTRL_RST_MMCM =    6,  //  7: 6
Andrey Filippov's avatar
Andrey Filippov committed
152 153 154
`ifdef HISPI
        parameter SENS_CTRL_IGNORE_EMBED =8,  //  9: 8
`else        
155
        parameter SENS_CTRL_EXT_CLK =     8,  //  9: 8
Andrey Filippov's avatar
Andrey Filippov committed
156
`endif        
157
        parameter SENS_CTRL_LD_DLY =     10,  // 10
Andrey Filippov's avatar
Andrey Filippov committed
158 159 160 161
`ifdef HISPI
        parameter SENS_CTRL_GP0=      12,  // 13:12
        parameter SENS_CTRL_GP1=      14,  // 15:14
`else        
162
        parameter SENS_CTRL_QUADRANTS =  12,  // 17:12, enable - 20
163 164
        parameter SENS_CTRL_QUADRANTS_WIDTH = 6,
        parameter SENS_CTRL_QUADRANTS_EN =   20,  // 17:12, enable - 20 (2 bits reserved)
Andrey Filippov's avatar
Andrey Filippov committed
165
`endif        
166 167 168 169 170 171 172 173
      parameter SENSIO_STATUS =         'h1,
      parameter SENSIO_JTAG =           'h2,
        // SENSIO_JTAG register bits
        parameter SENS_JTAG_PGMEN =       8,
        parameter SENS_JTAG_PROG =        6,
        parameter SENS_JTAG_TCK =         4,
        parameter SENS_JTAG_TMS =         2,
        parameter SENS_JTAG_TDI =         0,
Andrey Filippov's avatar
Andrey Filippov committed
174
`ifndef HISPI
175
      parameter SENSIO_WIDTH =          'h3, // 1.. 2^16, 0 - use HACT
Andrey Filippov's avatar
Andrey Filippov committed
176
`endif      
177 178 179
      parameter SENSIO_DELAYS =         'h4, // 'h4..'h7
        // 4 of 8-bit delays per register
    // sensor_i2c_io command/data write registers s (relative to SENSOR_BASE_ADDR)
180 181
    parameter SENSI2C_ABS_RADDR =       'h10, // 'h410..'h41f
    parameter SENSI2C_REL_RADDR =       'h20, // 'h420..'h42f
182
    parameter SENSI2C_ADDR_MASK =     'h7f0, // both for SENSI2C_ABS_ADDR and SENSI2C_REL_ADDR
183 184 185 186 187 188

    // sens_hist registers (relative to SENSOR_BASE_ADDR)
    parameter HISTOGRAM_RADDR0 =      'h30, //
    parameter HISTOGRAM_RADDR1 =      'h32, //
    parameter HISTOGRAM_RADDR2 =      'h34, //
    parameter HISTOGRAM_RADDR3 =      'h36, //
189
    parameter HISTOGRAM_ADDR_MASK =   'h7fe, // for each channel
190 191 192
      // sens_hist registers
      parameter HISTOGRAM_LEFT_TOP =     'h0,
      parameter HISTOGRAM_WIDTH_HEIGHT = 'h1, // 1.. 2^16, 0 - use HACT
193
    
194 195 196 197 198
    //sensor_i2c_io other parameters
    parameter integer SENSI2C_DRIVE=  12,
    parameter SENSI2C_IBUF_LOW_PWR=   "TRUE",
    parameter SENSI2C_SLEW =          "SLOW",
    
Andrey Filippov's avatar
Andrey Filippov committed
199
`ifndef HISPI
200 201 202
    //sensor_fifo parameters
    parameter SENSOR_DATA_WIDTH =      12,
    parameter SENSOR_FIFO_2DEPTH =     4,
203
    parameter [3:0] SENSOR_FIFO_DELAY =      5, // 7,
Andrey Filippov's avatar
Andrey Filippov committed
204
`endif    
205
    
206
    // sens_parallel12 other parameters
207
    
208 209 210 211 212
    parameter IODELAY_GRP ="IODELAY_SENSOR", // may need different for different channels?
    parameter integer IDELAY_VALUE = 0,
    parameter integer PXD_DRIVE = 12,
    parameter PXD_IBUF_LOW_PWR = "TRUE",
    parameter PXD_SLEW = "SLOW",
213 214
    parameter real SENS_REFCLK_FREQUENCY =    300.0,
    parameter SENS_HIGH_PERFORMANCE_MODE =    "FALSE",
Andrey Filippov's avatar
Andrey Filippov committed
215 216 217 218
`ifdef HISPI
    parameter PXD_CAPACITANCE =          "DONT_CARE",
    parameter PXD_CLK_DIV =              10, // 220MHz -> 22MHz
    parameter PXD_CLK_DIV_BITS =          4,
219 220
//`else    
//    parameter SENS_PCLK_PERIOD =        10.000,  // input period in ns, 0..100.000 - MANDATORY, resolution down to 1 ps
Andrey Filippov's avatar
Andrey Filippov committed
221
`endif    
222
    
223 224
    parameter SENS_PHASE_WIDTH=        8,      // number of bits for te phase counter (depends on divisors)
    parameter SENS_BANDWIDTH =         "OPTIMIZED",  //"OPTIMIZED", "HIGH","LOW"
225

Andrey Filippov's avatar
Andrey Filippov committed
226 227 228 229 230 231 232
    // parameters for the sensor-synchronous clock PLL
`ifdef HISPI    
    parameter CLKIN_PERIOD_SENSOR =      3.000,  // input period in ns, 0..100.000 - MANDATORY, resolution down to 1 ps
    parameter CLKFBOUT_MULT_SENSOR =     3,      // 330 MHz --> 990 MHz
    parameter CLKFBOUT_PHASE_SENSOR =    0.000,  // CLOCK FEEDBACK phase in degrees (3 significant digits, -360.000...+360.000)
    parameter IPCLK_PHASE =              0.000,
    parameter IPCLK2X_PHASE =            0.000,
233 234
    parameter PXD_IOSTANDARD =           "LVCMOS18",
    parameter SENSI2C_IOSTANDARD =       "LVCMOS18",
Andrey Filippov's avatar
Andrey Filippov committed
235 236 237 238 239 240
`else    
    parameter CLKIN_PERIOD_SENSOR =      10.000, // input period in ns, 0..100.000 - MANDATORY, resolution down to 1 ps
    parameter CLKFBOUT_MULT_SENSOR =     8,      // 100 MHz --> 800 MHz
    parameter CLKFBOUT_PHASE_SENSOR =    0.000,  // CLOCK FEEDBACK phase in degrees (3 significant digits, -360.000...+360.000)
    parameter IPCLK_PHASE =              0.000,
    parameter IPCLK2X_PHASE =            0.000,
241 242
    parameter PXD_IOSTANDARD =           "LVCMOS25",
    parameter SENSI2C_IOSTANDARD =       "LVCMOS25",
Andrey Filippov's avatar
Andrey Filippov committed
243 244
`endif
    
245 246
    parameter BUF_IPCLK =             "BUFR",
    parameter BUF_IPCLK2X =           "BUFR",  
247

248
    parameter SENS_DIVCLK_DIVIDE =     1,            // Integer 1..106. Divides all outputs with respect to CLKIN
Andrey Filippov's avatar
Andrey Filippov committed
249
    parameter SENS_REF_JITTER1   =     0.010,        // Expected jitter on CLKIN1 (0.000..0.999)
250 251 252 253
    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"
    parameter SENS_SS_MOD_PERIOD =     10000        // integer 4000-40000 - SS modulation period in ns
Andrey Filippov's avatar
Andrey Filippov committed
254 255 256 257
    
`ifdef HISPI
   ,parameter HISPI_MSB_FIRST =            0,
    parameter HISPI_NUMLANES =             4,
258 259
    parameter HISPI_DELAY_CLK =           "FALSE",      
    parameter HISPI_MMCM =                "TRUE",
Andrey Filippov's avatar
Andrey Filippov committed
260 261 262 263 264 265
    parameter HISPI_CAPACITANCE =         "DONT_CARE",
    parameter HISPI_DIFF_TERM =           "TRUE",
    parameter HISPI_DQS_BIAS =            "TRUE",
    parameter HISPI_IBUF_DELAY_VALUE =    "0",
    parameter HISPI_IBUF_LOW_PWR =        "TRUE",
    parameter HISPI_IFD_DELAY_VALUE =     "AUTO",
266
    parameter HISPI_IOSTANDARD =          "DIFF_SSTL18_I" //"DIFF_SSTL18_II" for high current (13.4mA vs 8mA)
Andrey Filippov's avatar
Andrey Filippov committed
267 268
`endif    
    
269 270 271
`ifdef DEBUG_RING
        ,parameter DEBUG_CMD_LATENCY = 2 
`endif        
272
    
273
) (
Andrey Filippov's avatar
Andrey Filippov committed
274

275
    input         pclk,   // global clock input, pixel rate (96MHz for MT9P006)
276 277 278
    // TODO: get rid of pclk2x in histograms by doubling memories (making 1 write port and 2 read ones)
    // How to erase?
    // Alternative: copy/erase to a separate buffer in the beginning/end of a frame?
279
`ifdef USE_PCLK2X    
280
    input         pclk2x, // global clock input, double pixel rate (192MHz for MT9P006)
281
`endif    
Andrey Filippov's avatar
Andrey Filippov committed
282 283 284
    input         mrst,      // @posedge mclk, sync reset
    input         prst,      // @posedge pclk, sync reset
    
285
    // I/O pads, pin names match circuit diagram
Andrey Filippov's avatar
Andrey Filippov committed
286
`ifdef HISPI   
287 288 289 290
    input   [3:0] sns_dp,
    input   [3:0] sns_dn,
    inout   [7:4] sns_dp74,
    inout   [7:4] sns_dn74,
Andrey Filippov's avatar
Andrey Filippov committed
291 292 293
    input         sns_clkp,
    input         sns_clkn,
`else
294 295
    inout   [7:0] sns_dp,
    inout   [7:0] sns_dn,
296 297
    inout         sns_clkp,
    inout         sns_clkn,
Andrey Filippov's avatar
Andrey Filippov committed
298
`endif    
299 300
    inout         sns_scl,
    inout         sns_sda,
Andrey Filippov's avatar
Andrey Filippov committed
301 302 303
`ifdef HISPI   
    output        sns_ctl,
`else    
304
    inout         sns_ctl,
Andrey Filippov's avatar
Andrey Filippov committed
305
`endif    
306
    inout         sns_pg,
307
    // programming interface
308 309 310 311 312 313 314
    input         mclk,     // global clock, half DDR3 clock, synchronizes all I/O through the command port
    input   [7:0] cmd_ad_in,      // byte-serial command address/data (up to 6 bytes: AL-AH-D0-D1-D2-D3 
    input         cmd_stb_in,     // strobe (with first byte) for the command a/d
    output  [7:0] status_ad,   // status address/data - up to 5 bytes: A - {seq,status[1:0]} - status[2:9] - status[10:17] - status[18:25]
    output        status_rq,   // input request to send status downstream
    input         status_start, // Acknowledge of the first status packet byte (address)

315 316 317
    input         trigger_mode, // running in triggered mode (0 - free running mode)
    input         trig_in,      // per-sensor trigger input

318
    // 16/8-bit mode data to memory (8-bits are packed by 2 in 16 mode @posedge pclk
319 320 321 322 323 324 325 326
    output [15:0] dout,         // @posedge pclk
    output        dout_valid,   // in 8-bit mode continues pixel flow have dout_valid alternating on/off
    output        last_in_line, // valid with dout_valid - last in line dout
     
    output        sof_out,       // @pclk start of frame 1-clk pulse with the same delays as output data
    output        eof_out,       // @pclk end of frame 1-clk pulse with the same delays as output data
    output        sof_out_mclk,  // @mclk filtered, possibly decimated  start of frame 
    output        sof_late_mclk, // @mclk filtered, possibly decimated  start of frame, delayed by specified number of lines
327

328 329 330 331 332 333
    // histogram interface to S_AXI, 256x32bit continuous bursts @posedge mclk, each histogram having 4 bursts
    output        hist_request, // request to transfer a burst
    input         hist_grant,   // request to transfer over S_AXI granted
    output  [1:0] hist_chn,     // output[1:0] histogram (sub) channel, valid with request and transfer
    output        hist_dvalid,  // output data valid - active when sending a burst
    output [31:0] hist_data     // output[31:0] histogram data
334 335 336 337 338
`ifdef DEBUG_RING       
    ,output                       debug_do, // output to the debug ring
     input                        debug_sl, // 0 - idle, (1,0) - shift, (1,1) - load
     input                        debug_di  // input from the debug ring
`endif         
339 340
    
);
341
`ifdef DEBUG_RING
342
    localparam DEBUG_RING_LENGTH = 5; // for now - just connect the histogram(s) module(s)
343 344 345 346 347
    wire [DEBUG_RING_LENGTH:0] debug_ring; // TODO: adjust number of bits
    assign debug_do = debug_ring[0];
    assign debug_ring[DEBUG_RING_LENGTH] = debug_di;
`endif    

348 349 350 351 352
`ifdef USE_PCLK2X    
    localparam    HIST_MONOCHROME = 1'b0; // TODO:make it configurable (at expense of extra hardware). 
                                          // No, will not use it - monochrome is rare, can combine
                                          // 4 (color) histograms by the software.  
`endif
353 354 355 356

    localparam SENSOR_BASE_ADDR =   (SENSOR_GROUP_ADDR + SENSOR_NUMBER * SENSOR_BASE_INC);
    localparam SENSI2C_STATUS_REG = (SENSI2C_STATUS_REG_BASE + SENSOR_NUMBER * SENSI2C_STATUS_REG_INC + SENSI2C_STATUS_REG_REL);
    localparam SENSIO_STATUS_REG =  (SENSI2C_STATUS_REG_BASE + SENSOR_NUMBER * SENSI2C_STATUS_REG_INC + SENSIO_STATUS_REG_REL);
357
    localparam SENS_SYNC_ADDR =     SENSOR_BASE_ADDR + SENS_SYNC_RADDR;
358
//    parameter SENSOR_BASE_ADDR =    'h300; // sensor registers base address
359 360 361 362
    localparam SENSOR_CTRL_ADDR =  SENSOR_BASE_ADDR + SENSOR_CTRL_RADDR;
    localparam SENSI2C_CTRL_ADDR = SENSOR_BASE_ADDR + SENSI2C_CTRL_RADDR;
    localparam SENS_GAMMA_ADDR =   SENSOR_BASE_ADDR + SENS_GAMMA_RADDR;
    localparam SENSIO_ADDR =       SENSOR_BASE_ADDR + SENSIO_RADDR; 
363
    localparam SENS_LENS_ADDR =    SENSOR_BASE_ADDR + SENS_LENS_RADDR; 
364 365
    localparam SENSI2C_ABS_ADDR =  SENSOR_BASE_ADDR + SENSI2C_ABS_RADDR;
    localparam SENSI2C_REL_ADDR =  SENSOR_BASE_ADDR + SENSI2C_REL_RADDR;
366 367 368 369
    localparam HISTOGRAM_ADDR0 =   (SENSOR_NUM_HISTOGRAM > 0)?(SENSOR_BASE_ADDR + HISTOGRAM_RADDR0):-1; //
    localparam HISTOGRAM_ADDR1 =   (SENSOR_NUM_HISTOGRAM > 1)?(SENSOR_BASE_ADDR + HISTOGRAM_RADDR1):-1; //
    localparam HISTOGRAM_ADDR2 =   (SENSOR_NUM_HISTOGRAM > 2)?(SENSOR_BASE_ADDR + HISTOGRAM_RADDR2):-1; //
    localparam HISTOGRAM_ADDR3 =   (SENSOR_NUM_HISTOGRAM > 3)?(SENSOR_BASE_ADDR + HISTOGRAM_RADDR3):-1; //
370 371


Andrey Filippov's avatar
Andrey Filippov committed
372 373 374 375
    reg    [7:0] cmd_ad;      // byte-serial command address/data (up to 6 bytes: AL-AH-D0-D1-D2-D3 
    reg          cmd_stb;     // strobe (with first byte) for the command a/d


376 377 378
    wire   [7:0] sens_i2c_status_ad;
    wire         sens_i2c_status_rq;
    wire         sens_i2c_status_start;
Andrey Filippov's avatar
Andrey Filippov committed
379 380 381
    wire   [7:0] sens_phys_status_ad;
    wire         sens_phys_status_rq;
    wire         sens_phys_status_start;
382
    
Andrey Filippov's avatar
Andrey Filippov committed
383
`ifndef HISPI        
384
    wire         ipclk;   // Use in FIFO
385 386 387
    wire  [11:0] pxd_to_fifo;
    wire         vact_to_fifo;    // frame active @posedge  ipclk
    wire         hact_to_fifo;    // line active @posedge  ipclk
Andrey Filippov's avatar
Andrey Filippov committed
388
`endif    
389
    // data from FIFO
390 391
    wire  [11:0] pxd;     // TODO: align MSB? parallel data, @posedge  ipclk
    wire         hact;    // line active @posedge  ipclk
392 393
    wire         sof; // start of frame
    wire         eof; // end of frame
Andrey Filippov's avatar
Andrey Filippov committed
394
    
395 396
    wire         sof_out_sync; // sof filtetred, optionally decimated (for linescan mode)
    
397 398 399 400 401 402 403
    wire  [15:0] lens_pxd_in; 
    wire         lens_hact_in;
    wire         lens_sof_in;
    wire         lens_eof_in;



Andrey Filippov's avatar
Andrey Filippov committed
404 405 406 407
    wire  [15:0] gamma_pxd_in; 
    wire         gamma_hact_in;
    wire         gamma_sof_in;
    wire         gamma_eof_in;
408
    wire   [1:0] gamma_bayer; // gamma module mode register bits -> lens_flat module
409 410
    
    
411 412 413 414 415
    wire   [7:0] gamma_pxd_out; 
    wire         gamma_hact_out;
    wire         gamma_sof_out;
    wire         gamma_eof_out;
    
416 417
    wire  [31:0] sensor_ctrl_data;
    wire         sensor_ctrl_we;
418
    reg    [SENSOR_MODE_WIDTH-1:0] mode;
419
    wire   [3:0] hist_en;
Andrey Filippov's avatar
Andrey Filippov committed
420
    wire         en_mclk; // enable this channel
421
    wire         en_pclk; // enable in pclk domain   
422
    wire   [3:0] hist_nrst;
423 424 425 426 427 428 429 430 431 432 433 434 435 436
    wire         bit16; // 16-bit mode, 0 - 8 bit mode
    wire   [3:0] hist_rq;
    wire   [3:0] hist_gr;
    wire   [3:0] hist_dv;
    wire  [31:0] hist_do0;
    wire  [31:0] hist_do1;
    wire  [31:0] hist_do2;
    wire  [31:0] hist_do3;
    reg    [7:0] gamma_data_r;
    reg   [15:0] dout_r;
    reg          dav_8bit;
    reg          dav_r;       
    wire  [15:0] dout_w;
    wire         dav_w;
437
    wire         trig;
438 439
    reg          sof_out_r;       
    reg          eof_out_r;       
440
    wire         prsts;  // @pclk - includes sensor reset and sensor PLL reset
441
    
Andrey Filippov's avatar
Andrey Filippov committed
442
    // TODO: insert vignetting and/or flat field, pixel defects before gamma_*_in
443 444 445 446
    assign lens_pxd_in = {pxd[11:0],4'b0};
    assign lens_hact_in = hact;
    assign lens_sof_in =  sof_out_sync; // sof;
    assign lens_eof_in =  eof;
447 448 449 450 451 452
    
    assign dout = dout_r;
    assign dout_valid = dav_r;
    assign sof_out = sof_out_r;       
    assign eof_out = eof_out_r;       
    
453 454
//    assign dout_w = bit16 ? gamma_pxd_in :  {gamma_data_r,gamma_pxd_out};
    assign dout_w = bit16 ? gamma_pxd_in :  {gamma_pxd_out,gamma_data_r}; // earlier data in LSB, later - MSB
455
    assign dav_w =  bit16 ? gamma_hact_in : dav_8bit;
456
    assign last_in_line = ! ( bit16 ? gamma_hact_in : gamma_hact_out);
Andrey Filippov's avatar
Andrey Filippov committed
457
     
Andrey Filippov's avatar
Andrey Filippov committed
458
    assign en_mclk =   mode[SENSOR_CHN_EN_BIT];
459 460
    assign hist_en =   mode[SENSOR_HIST_EN_BITS +: 4];
    assign hist_nrst = mode[SENSOR_HIST_NRST_BITS +: 4];
461
    assign bit16 =     mode[SENSOR_16BIT_BIT];
462
    
Andrey Filippov's avatar
Andrey Filippov committed
463
    
464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488
`ifdef DEBUG_RING
    reg vact_to_fifo_r;
    reg hact_to_fifo_r;
    reg [15:0] debug_line_cntr;
    reg [15:0] debug_lines;
    reg [15:0] hact_cntr;
    reg [15:0] vact_cntr;
    
    always @(posedge ipclk) begin
        vact_to_fifo_r <= vact_to_fifo;
        hact_to_fifo_r <= hact_to_fifo;

        if      (vact_to_fifo && !vact_to_fifo_r)  debug_line_cntr <= 0;
        else if (hact_to_fifo && !hact_to_fifo_r)  debug_line_cntr <= debug_line_cntr + 1;

        if      (vact_to_fifo && !vact_to_fifo_r)   debug_lines <= debug_line_cntr;
        
        if      (irst)                              hact_cntr <= 0;
        else if (hact_to_fifo && !hact_to_fifo_r)   hact_cntr <= hact_cntr + 1;

        if      (irst)                              vact_cntr <= 0;
        else if (vact_to_fifo && !vact_to_fifo_r)   vact_cntr <= vact_cntr + 1;
        
    end
    debug_slave #(
489 490
        .SHIFT_WIDTH       (128),
        .READ_WIDTH        (128),
491 492 493 494 495 496 497 498 499
        .WRITE_WIDTH       (32),
        .DEBUG_CMD_LATENCY (DEBUG_CMD_LATENCY)
    ) debug_slave_i (
        .mclk       (mclk),          // input
        .mrst       (mrst),          // input
        .debug_di   (debug_ring[5]), // input
        .debug_sl   (debug_sl),      // input
        .debug_do   (debug_ring[4]), // output
//        .rd_data   ({height_m1[15:0], vcntr[15:0], width_m1[15:0],  hcntr[15:0]}), // input[31:0] 
500 501 502 503 504 505 506 507
//        .rd_data   ({vact_cntr[15:0], hact_cntr[15:0], debug_lines[15:0], debug_line_cntr[15:0]}), // input[31:0]
//        .rd_data   ({6'b0,hist_grant,hist_request, hist_gr[3:0], hist_rq[3:0], hact_cntr[15:0], debug_lines[15:0], debug_line_cntr[15:0]}), // input[31:0]
        .rd_data   ({
        lens_pxd_in, gamma_pxd_in[15:0],
        pxd_to_fifo[11:0],pxd[11:0],gamma_pxd_out[7:0],
        6'b0,hist_grant,hist_request, hist_gr[3:0], hist_rq[3:0], hact_cntr[15:0],
        debug_lines[15:0], debug_line_cntr[15:0]}), // input[31:0]
         
508 509 510 511 512 513 514
//debug_lines <= debug_line_cntr        
        .wr_data    (), // output[31:0]  - not used
        .stb        () // output  - not used
    );
`endif    
    
    
Andrey Filippov's avatar
Andrey Filippov committed
515 516 517 518
    always @ (posedge mclk) begin
        cmd_ad  <= cmd_ad_in; 
        cmd_stb <= cmd_stb_in;
    end
519

Andrey Filippov's avatar
Andrey Filippov committed
520 521
    always @ (posedge mclk) begin
        if      (mrst)           mode <= 0;
Andrey Filippov's avatar
Andrey Filippov committed
522
        else if (sensor_ctrl_we) mode <= sensor_ctrl_data[SENSOR_MODE_WIDTH-1:0];
523 524 525 526 527 528 529 530 531 532 533 534 535 536 537
    end
    
    always @ (posedge pclk) begin
        if (dav_w) dout_r <= dout_w;

        dav_r <= dav_w;

        dav_8bit <= gamma_hact_out && !dav_8bit;
        
        if (gamma_hact_out && !dav_8bit) gamma_data_r <= gamma_pxd_out;
        
        sof_out_r <= bit16 ? gamma_sof_in : gamma_sof_out;
        eof_out_r <= bit16 ? gamma_eof_in : gamma_eof_out;
    end

Andrey Filippov's avatar
Andrey Filippov committed
538 539
    level_cross_clocks  level_cross_clocks_en_pclk_i (.clk(pclk), .d_in(en_mclk), .d_out(en_pclk));
    
540
    status_router2 status_router2_sensor_i (
Andrey Filippov's avatar
Andrey Filippov committed
541
        .rst       (1'b0), //rst),                     // input
542
        .clk       (mclk),                    // input
Andrey Filippov's avatar
Andrey Filippov committed
543
        .srst      (mrst),                    // input
544 545 546
        .db_in0    (sens_i2c_status_ad),      // input[7:0] 
        .rq_in0    (sens_i2c_status_rq),      // input
        .start_in0 (sens_i2c_status_start),   // output
Andrey Filippov's avatar
Andrey Filippov committed
547 548 549
        .db_in1    (sens_phys_status_ad),    // input[7:0] 
        .rq_in1    (sens_phys_status_rq),    // input
        .start_in1 (sens_phys_status_start), // output
550 551 552 553 554
        .db_out    (status_ad),               // output[7:0] 
        .rq_out    (status_rq),               // output
        .start_out (status_start)             // input
    );

555 556 557 558 559 560 561
    cmd_deser #(
        .ADDR        (SENSOR_CTRL_ADDR),
        .ADDR_MASK   (SENSOR_CTRL_ADDR_MASK),
        .NUM_CYCLES  (6),
        .ADDR_WIDTH  (1),
        .DATA_WIDTH  (32)
    ) cmd_deser_sens_channel_i (
Andrey Filippov's avatar
Andrey Filippov committed
562
        .rst         (1'b0), // rst),               // input
Andrey Filippov's avatar
Andrey Filippov committed
563
        .clk         (mclk),              // input
Andrey Filippov's avatar
Andrey Filippov committed
564
        .srst        (mrst),                    // input
Andrey Filippov's avatar
Andrey Filippov committed
565 566 567 568 569
        .ad          (cmd_ad),            // input[7:0] 
        .stb         (cmd_stb),           // input
        .addr      (),                    // output[0:0] - not used
        .data        (sensor_ctrl_data),  // output[31:0] 
        .we          (sensor_ctrl_we)     // output
570 571
    );

572
    sensor_i2c_io #(
573 574 575 576 577 578 579 580
        .SENSI2C_ABS_ADDR        (SENSI2C_ABS_ADDR),
        .SENSI2C_REL_ADDR        (SENSI2C_REL_ADDR),
        .SENSI2C_ADDR_MASK       (SENSI2C_ADDR_MASK),
        .SENSI2C_CTRL_ADDR       (SENSI2C_CTRL_ADDR),
        .SENSI2C_CTRL_MASK       (SENSI2C_CTRL_MASK),
        .SENSI2C_CTRL            (SENSI2C_CTRL),
        .SENSI2C_STATUS          (SENSI2C_STATUS),
        .SENSI2C_STATUS_REG      (SENSI2C_STATUS_REG),
Andrey Filippov's avatar
Andrey Filippov committed
581 582
        .SENSI2C_CMD_TABLE       (SENSI2C_CMD_TABLE),
        .SENSI2C_CMD_TAND        (SENSI2C_CMD_TAND),
583 584 585
        .SENSI2C_CMD_RESET       (SENSI2C_CMD_RESET),
        .SENSI2C_CMD_RUN         (SENSI2C_CMD_RUN),
        .SENSI2C_CMD_RUN_PBITS   (SENSI2C_CMD_RUN_PBITS),
Andrey Filippov's avatar
Andrey Filippov committed
586 587 588 589
        .SENSI2C_CMD_FIFO_RD     (SENSI2C_CMD_FIFO_RD),
        .SENSI2C_CMD_ACIVE       (SENSI2C_CMD_ACIVE),
        .SENSI2C_CMD_ACIVE_EARLY0(SENSI2C_CMD_ACIVE_EARLY0),
        .SENSI2C_CMD_ACIVE_SDA   (SENSI2C_CMD_ACIVE_SDA),
590 591 592 593 594 595 596 597 598 599 600 601
        .SENSI2C_TBL_RAH         (SENSI2C_TBL_RAH), // high byte of the register address 
        .SENSI2C_TBL_RAH_BITS    (SENSI2C_TBL_RAH_BITS),
        .SENSI2C_TBL_RNWREG      (SENSI2C_TBL_RNWREG), // read register (when 0 - write register
        .SENSI2C_TBL_SA          (SENSI2C_TBL_SA), // Slave address in write mode
        .SENSI2C_TBL_SA_BITS     (SENSI2C_TBL_SA_BITS),
        .SENSI2C_TBL_NBWR        (SENSI2C_TBL_NBWR), // number of bytes to write (1..10)
        .SENSI2C_TBL_NBWR_BITS   (SENSI2C_TBL_NBWR_BITS),
        .SENSI2C_TBL_NBRD        (SENSI2C_TBL_NBRD), // number of bytes to read (1 - 8) "0" means "8"
        .SENSI2C_TBL_NBRD_BITS   (SENSI2C_TBL_NBRD_BITS),
        .SENSI2C_TBL_NABRD       (SENSI2C_TBL_NABRD), // number of address bytes for read (0 - 1 byte, 1 - 2 bytes)
        .SENSI2C_TBL_DLY         (SENSI2C_TBL_DLY),   // bit delay (number of mclk periods in 1/4 of SCL period)
        .SENSI2C_TBL_DLY_BITS    (SENSI2C_TBL_DLY_BITS),
602 603 604 605
        .SENSI2C_DRIVE           (SENSI2C_DRIVE),
        .SENSI2C_IBUF_LOW_PWR    (SENSI2C_IBUF_LOW_PWR),
        .SENSI2C_IOSTANDARD      (SENSI2C_IOSTANDARD),
        .SENSI2C_SLEW            (SENSI2C_SLEW)
606
    ) sensor_i2c_io_i (
Andrey Filippov's avatar
Andrey Filippov committed
607
        .mrst                  (mrst),                  // input
Andrey Filippov's avatar
Andrey Filippov committed
608 609 610 611 612
        .mclk                  (mclk),                  // input
        .cmd_ad                (cmd_ad),                // input[7:0] 
        .cmd_stb               (cmd_stb),               // input
        .status_ad             (sens_i2c_status_ad),    // output[7:0] 
        .status_rq             (sens_i2c_status_rq),    // output
613
        .status_start          (sens_i2c_status_start), // input
Andrey Filippov's avatar
Andrey Filippov committed
614 615 616
        .frame_sync            (sof_out_mclk),          // input
        .scl                   (sns_scl),               // inout
        .sda                   (sns_sda)                // inout
617
    );
Andrey Filippov's avatar
Andrey Filippov committed
618 619 620 621 622

// debug_hist_mclk is never active, alive_hist0_rq == 0
//    assign status_alive = {last_in_line_1cyc_mclk, dout_valid_1cyc_mclk, alive_hist0_gr, alive_hist0_rq, sof_out_mclk, eof_mclk, sof_mclk, sol_mclk};
//    assign status_alive = {last_in_line_1cyc_mclk, dout_valid_1cyc_mclk, debug_hist_mclk[0], alive_hist0_rq, sof_out_mclk, eof_mclk, sof_mclk, sol_mclk};
`ifndef HISPI    
623
    reg  hact_r; // hact delayed by 1 cycle to generate start pulse
Andrey Filippov's avatar
Andrey Filippov committed
624 625 626 627
    reg dout_valid_d_pclk; //@ pclk - delayed by 1 clk from dout_valid to detect edge
    reg last_in_line_d_pclk; //@ pclk - delayed by 1 clk from last_in_line to detect edge
    reg hist_rq0_r;
    reg hist_gr0_r;
628 629 630 631
    wire sol_mclk;
    wire sof_mclk;
    wire eof_mclk;
    wire alive_hist0_rq = hist_rq[0] && !hist_rq0_r;
632
    wire alive_hist0_gr = hist_gr[0] && !hist_gr0_r;
633 634 635
    // sof_out_mclk - already exists
    wire dout_valid_1cyc_mclk;
    wire last_in_line_1cyc_mclk;
Andrey Filippov's avatar
Andrey Filippov committed
636 637 638 639 640 641 642 643 644 645
//    wire [3:0] debug_hist_mclk;
    wire irst; // @ posedge ipclk
    localparam STATUS_ALIVE_WIDTH = 8;
    wire [STATUS_ALIVE_WIDTH - 1 : 0] status_alive;
    assign status_alive = {last_in_line_1cyc_mclk, dout_valid_1cyc_mclk, alive_hist0_gr, alive_hist0_rq,
                            sof_out_mclk, eof_mclk, sof_mclk, sol_mclk};
    always @ (posedge mclk) begin
        hist_rq0_r <= hist_rq[0];
        hist_gr0_r <= hist_gr[0];
    end
646 647 648 649 650 651 652 653

    always @ (posedge pclk) begin
        hact_r <= gamma_hact_out;
        dout_valid_d_pclk <= dout_valid;
        last_in_line_d_pclk <= last_in_line;
    end
    

Andrey Filippov's avatar
Andrey Filippov committed
654 655
    // for debug/test alive   
        pulse_cross_clock pulse_cross_clock_sol_mclk_i (
656 657
//            .rst         (prst),                  // input
            .rst         (prsts),                  // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
658 659 660 661 662 663 664 665 666
            .src_clk     (pclk),                  // input
            .dst_clk     (mclk),                  // input
    //        .in_pulse    (hact && !hact_r),       // input
            .in_pulse    (gamma_hact_out && !hact_r),       // input
            .out_pulse   (sol_mclk),              // output
            .busy() // output
        );
    
        pulse_cross_clock pulse_cross_clock_sof_mclk_i (
667 668
//            .rst         (prst),                  // input
            .rst         (prsts),                  // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
669 670 671 672 673 674 675 676 677
            .src_clk     (pclk),                  // input
            .dst_clk     (mclk),                  // input
    //        .in_pulse    (sof),                   // input
            .in_pulse    (gamma_sof_out),         // input
            .out_pulse   (sof_mclk),              // output
            .busy() // output
        );
    
        pulse_cross_clock pulse_cross_clock_eof_mclk_i (
678 679
//            .rst         (prst),                  // input
            .rst         (prsts),                  // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
680 681 682 683 684 685 686 687
            .src_clk     (pclk),                  // input
            .dst_clk     (mclk),                  // input
            .in_pulse    (eof),                   // input
            .out_pulse   (eof_mclk),              // output
            .busy() // output
        );
    
        pulse_cross_clock pulse_cross_clock_dout_valid_1cyc_mclk_i (
688 689
//            .rst         (prst),                  // input
            .rst         (prsts),                  // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
690 691 692 693 694 695 696 697
            .src_clk     (pclk),                             // input
            .dst_clk     (mclk),                             // input
            .in_pulse    (dout_valid && !dout_valid_d_pclk), // input
            .out_pulse   (dout_valid_1cyc_mclk),             // output
            .busy() // output
        );
    
        pulse_cross_clock pulse_cross_clock_last_in_line_1cyc_mclk_i (
698 699
//            .rst         (prst),                  // input
            .rst         (prsts),                  // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
700 701 702 703 704 705 706 707
            .src_clk     (pclk),                                 // input
            .dst_clk     (mclk),                                 // input
            .in_pulse    (last_in_line && !last_in_line_d_pclk), // input
            .out_pulse   (last_in_line_1cyc_mclk),               // output
            .busy() // output
        );
    
`endif    
708

Andrey Filippov's avatar
Andrey Filippov committed
709
    
710 711


Andrey Filippov's avatar
Andrey Filippov committed
712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755
`ifdef HISPI
        sens_10398 #(
            .SENSIO_ADDR            (SENSIO_ADDR),
            .SENSIO_ADDR_MASK       (SENSIO_ADDR_MASK),
            .SENSIO_CTRL            (SENSIO_CTRL),
            .SENSIO_STATUS          (SENSIO_STATUS),
            .SENSIO_JTAG            (SENSIO_JTAG),
            .SENSIO_DELAYS          (SENSIO_DELAYS),
            .SENSIO_STATUS_REG      (SENSIO_STATUS_REG),
            .SENS_JTAG_PGMEN        (SENS_JTAG_PGMEN),
            .SENS_JTAG_PROG         (SENS_JTAG_PROG),
            .SENS_JTAG_TCK          (SENS_JTAG_TCK),
            .SENS_JTAG_TMS          (SENS_JTAG_TMS),
            .SENS_JTAG_TDI          (SENS_JTAG_TDI),
            .SENS_CTRL_MRST         (SENS_CTRL_MRST),
            .SENS_CTRL_ARST         (SENS_CTRL_ARST),
            .SENS_CTRL_ARO          (SENS_CTRL_ARO),
            .SENS_CTRL_RST_MMCM     (SENS_CTRL_RST_MMCM),
            .SENS_CTRL_IGNORE_EMBED (SENS_CTRL_IGNORE_EMBED),
            .SENS_CTRL_LD_DLY       (SENS_CTRL_LD_DLY),
            .SENS_CTRL_GP0          (SENS_CTRL_GP0),
            .SENS_CTRL_GP1          (SENS_CTRL_GP1),
            .IODELAY_GRP            (IODELAY_GRP),
            .IDELAY_VALUE           (IDELAY_VALUE),
            .REFCLK_FREQUENCY       (SENS_REFCLK_FREQUENCY),
            .HIGH_PERFORMANCE_MODE  (SENS_HIGH_PERFORMANCE_MODE),
            .SENS_PHASE_WIDTH       (SENS_PHASE_WIDTH),
//            .SENS_PCLK_PERIOD       (SENS_PCLK_PERIOD),
            .SENS_BANDWIDTH         (SENS_BANDWIDTH),
            .CLKIN_PERIOD_SENSOR    (CLKIN_PERIOD_SENSOR),
            .CLKFBOUT_MULT_SENSOR   (CLKFBOUT_MULT_SENSOR),
            .CLKFBOUT_PHASE_SENSOR  (CLKFBOUT_PHASE_SENSOR),
            .IPCLK_PHASE            (IPCLK_PHASE),
            .IPCLK2X_PHASE          (IPCLK2X_PHASE),
            .BUF_IPCLK              (BUF_IPCLK),
            .BUF_IPCLK2X            (BUF_IPCLK2X),
            .SENS_DIVCLK_DIVIDE     (SENS_DIVCLK_DIVIDE),
            .SENS_REF_JITTER1       (SENS_REF_JITTER1),
            .SENS_REF_JITTER2       (SENS_REF_JITTER2),
            .SENS_SS_EN             (SENS_SS_EN),
            .SENS_SS_MODE           (SENS_SS_MODE),
            .SENS_SS_MOD_PERIOD     (SENS_SS_MOD_PERIOD),
            .HISPI_MSB_FIRST        (HISPI_MSB_FIRST),
            .HISPI_NUMLANES         (HISPI_NUMLANES),
756 757
            .HISPI_DELAY_CLK        (HISPI_DELAY_CLK),
            .HISPI_MMCM             (HISPI_MMCM),
Andrey Filippov's avatar
Andrey Filippov committed
758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774
            .HISPI_CAPACITANCE      (HISPI_CAPACITANCE),
            .HISPI_DIFF_TERM        (HISPI_DIFF_TERM),
            .HISPI_DQS_BIAS         (HISPI_DQS_BIAS),
            .HISPI_IBUF_DELAY_VALUE (HISPI_IBUF_DELAY_VALUE),
            .HISPI_IBUF_LOW_PWR     (HISPI_IBUF_LOW_PWR),
            .HISPI_IFD_DELAY_VALUE  (HISPI_IFD_DELAY_VALUE),
            .HISPI_IOSTANDARD       (HISPI_IOSTANDARD),
            .PXD_DRIVE              (PXD_DRIVE),
            .PXD_IBUF_LOW_PWR       (PXD_IBUF_LOW_PWR),
            .PXD_IOSTANDARD         (PXD_IOSTANDARD),
            .PXD_SLEW               (PXD_SLEW),
            .PXD_CAPACITANCE        (PXD_CAPACITANCE),
            .PXD_CLK_DIV            (PXD_CLK_DIV),
            .PXD_CLK_DIV_BITS       (PXD_CLK_DIV_BITS)
        ) sens_10398_i (
            .pclk             (pclk),                   // input
            .prst             (prst),                   // input
775
            .prsts            (prsts),                  // output
Andrey Filippov's avatar
Andrey Filippov committed
776 777 778 779 780 781 782 783 784 785 786 787 788
            .mclk             (mclk),                   // input
            .mrst             (mrst),                   // input
            .cmd_ad           (cmd_ad),                 // input[7:0] 
            .cmd_stb          (cmd_stb),                // input
            .status_ad        (sens_phys_status_ad),    // output[7:0] 
            .status_rq        (sens_phys_status_rq),    // output
            .status_start     (sens_phys_status_start), // input
            .trigger_mode     (trigger_mode),           // input
            .trig             (trig),                   // input
            .sns_dp           (sns_dp[3:0]),            // input[3:0] 
            .sns_dn           (sns_dn[3:0]),            // input[3:0] 
            .sns_clkp         (sns_clkp),               // input
            .sns_clkn         (sns_clkn),               // input
789 790
            .sens_ext_clk_p   (sns_dp74[6]),            // output
            .sens_ext_clk_n   (sns_dn74[6]),            // output
Andrey Filippov's avatar
Andrey Filippov committed
791 792
            .sns_pgm          (sns_pg),                 // inout
            .sns_ctl_tck      (sns_ctl),                // output
793 794 795 796 797 798
            .sns_mrst         (sns_dp74[7]),            // output
            .sns_arst_tms     (sns_dn74[7]),            // output
            .sns_gp0_tdi      (sns_dp74[5]),            // output
            .sns_gp1          (sns_dn74[5]),            // output
            .sns_flash_tdo    (sns_dp74[4]),            // input
            .sns_shutter_done (sns_dn74[4]),            // input
Andrey Filippov's avatar
Andrey Filippov committed
799 800 801 802 803
            .pxd              (pxd),                    // output[11:0] 
            .hact             (hact),                   // output
            .sof              (sof),                    // output
            .eof              (eof)                     // output
        );
804

Andrey Filippov's avatar
Andrey Filippov committed
805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843
`else    
        sens_parallel12 #(
            .SENSIO_ADDR           (SENSIO_ADDR),
            .SENSIO_ADDR_MASK      (SENSIO_ADDR_MASK),
            .SENSIO_CTRL           (SENSIO_CTRL),
            .SENSIO_STATUS         (SENSIO_STATUS),
            .SENSIO_JTAG           (SENSIO_JTAG),
            .SENSIO_WIDTH          (SENSIO_WIDTH),
            .SENSIO_DELAYS         (SENSIO_DELAYS),
            .SENSIO_STATUS_REG     (SENSIO_STATUS_REG),
            .SENS_JTAG_PGMEN       (SENS_JTAG_PGMEN),
            .SENS_JTAG_PROG        (SENS_JTAG_PROG),
            .SENS_JTAG_TCK         (SENS_JTAG_TCK),
            .SENS_JTAG_TMS         (SENS_JTAG_TMS),
            .SENS_JTAG_TDI         (SENS_JTAG_TDI),
            .SENS_CTRL_MRST        (SENS_CTRL_MRST),
            .SENS_CTRL_ARST        (SENS_CTRL_ARST),
            .SENS_CTRL_ARO         (SENS_CTRL_ARO),
            .SENS_CTRL_RST_MMCM    (SENS_CTRL_RST_MMCM),
            .SENS_CTRL_EXT_CLK     (SENS_CTRL_EXT_CLK),
            .SENS_CTRL_LD_DLY      (SENS_CTRL_LD_DLY),
            .SENS_CTRL_QUADRANTS   (SENS_CTRL_QUADRANTS),
            .SENS_CTRL_QUADRANTS_WIDTH  (SENS_CTRL_QUADRANTS_WIDTH),
            .SENS_CTRL_QUADRANTS_EN     (SENS_CTRL_QUADRANTS_EN),
            .IODELAY_GRP           (IODELAY_GRP),
            .IDELAY_VALUE          (IDELAY_VALUE),
            .PXD_DRIVE             (PXD_DRIVE),
            .PXD_IOSTANDARD        (PXD_IOSTANDARD),
            .PXD_SLEW              (PXD_SLEW),
            .SENS_REFCLK_FREQUENCY (SENS_REFCLK_FREQUENCY),
            .SENS_HIGH_PERFORMANCE_MODE (SENS_HIGH_PERFORMANCE_MODE),
            .SENS_PHASE_WIDTH      (SENS_PHASE_WIDTH),
//            .SENS_PCLK_PERIOD      (SENS_PCLK_PERIOD),
            .SENS_BANDWIDTH        (SENS_BANDWIDTH),
            .CLKIN_PERIOD_SENSOR   (CLKIN_PERIOD_SENSOR),
            .CLKFBOUT_MULT_SENSOR  (CLKFBOUT_MULT_SENSOR),
            .CLKFBOUT_PHASE_SENSOR (CLKFBOUT_PHASE_SENSOR),
            .IPCLK_PHASE           (IPCLK_PHASE),
            .IPCLK2X_PHASE         (IPCLK2X_PHASE),
844
            .PXD_IBUF_LOW_PWR      (PXD_IBUF_LOW_PWR),
Andrey Filippov's avatar
Andrey Filippov committed
845 846 847 848 849 850 851 852 853 854 855 856 857 858
            .BUF_IPCLK             (BUF_IPCLK),
            .BUF_IPCLK2X           (BUF_IPCLK2X),
            .SENS_DIVCLK_DIVIDE    (SENS_DIVCLK_DIVIDE),
            .SENS_REF_JITTER1      (SENS_REF_JITTER1),
            .SENS_REF_JITTER2      (SENS_REF_JITTER2),
            .SENS_SS_EN            (SENS_SS_EN),
            .SENS_SS_MODE          (SENS_SS_MODE),
            .SENS_SS_MOD_PERIOD    (SENS_SS_MOD_PERIOD),
            .STATUS_ALIVE_WIDTH    (STATUS_ALIVE_WIDTH)
        ) sens_parallel12_i (
//            .rst                  (rst),                    // input
            .pclk                 (pclk),                   // input
            .mclk_rst             (mrst),                   // input
            .prst                 (prst),                   // input
859
            .prsts                (prsts),                  // output
Andrey Filippov's avatar
Andrey Filippov committed
860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884
            .irst                 (irst),                   // output
            .ipclk                (ipclk),                  // output
            .ipclk2x              (), // ipclk2x),          // output
            .trigger_mode         (trigger_mode), // input
            .trig                 (trig),                   // input
            .vact                 (sns_dn[1]),              // input
            .hact                 (sns_dp[1]),              // input
            .bpf                  (sns_dn[0]),              // inout
            .pxd                  ({sns_dn[6],sns_dp[6],sns_dn[5],sns_dp[5],sns_dn[4],sns_dp[4],sns_dn[3],sns_dp[3],sns_dn[2],sns_dp[2],sns_clkp,sns_clkn}), // inout[11:0] 
            .mrst                 (sns_dp[7]),              // inout
            .senspgm              (sns_pg),                 // inout
            .arst                 (sns_dn[7]),              // inout
            .aro                  (sns_ctl),                // inout
            .dclk                 (sns_dp[0]),              // output
            .pxd_out              (pxd_to_fifo[11:0]),      // output[11:0] @posedge ipclk
            .vact_out             (vact_to_fifo),           // output @posedge ipclk
            .hact_out             (hact_to_fifo),           // output @posedge ipclk: either delayed input, or regenerated from the leading edge and programmable duration
            .status_alive_1cyc    (status_alive),           // input [3:0] @ posedge mclk, each bit single cycle pulse
            .mclk                 (mclk),                   // input
            .cmd_ad               (cmd_ad),                 // input[7:0] 
            .cmd_stb              (cmd_stb),                // input
            .status_ad            (sens_phys_status_ad),   // output[7:0] 
            .status_rq            (sens_phys_status_rq),   // output
            .status_start         (sens_phys_status_start) // input
        );
885
    
Andrey Filippov's avatar
Andrey Filippov committed
886 887 888 889 890 891 892 893
        sensor_fifo #(
            .SENSOR_DATA_WIDTH  (SENSOR_DATA_WIDTH),
            .SENSOR_FIFO_2DEPTH (SENSOR_FIFO_2DEPTH),
            .SENSOR_FIFO_DELAY  (SENSOR_FIFO_DELAY)
        ) sensor_fifo_i (
    //        .rst         (rst),        // input
            .iclk        (ipclk),        // input
            .pclk        (pclk),         // input
894 895 896
//            .prst        (prst),                  // input
            .prst        (prsts),                  // input extended to include sensor reset and rst_mmcm
            
Andrey Filippov's avatar
Andrey Filippov committed
897 898 899 900 901 902 903 904 905 906
            .irst        (irst),         // input
            .pxd_in      (pxd_to_fifo),  // input[11:0] 
            .vact        (vact_to_fifo), // input
            .hact        (hact_to_fifo), // input
            .pxd_out     (pxd),          // output[11:0]  @posedge pclk
            .data_valid  (hact),         // output @posedge pclk
            .sof         (sof),          // output @posedge pclk
            .eof         (eof)           // output @posedge pclk
        );
`endif
907 908 909 910 911 912 913 914 915 916 917
    sens_sync #(
        .SENS_SYNC_ADDR       (SENS_SYNC_ADDR),
        .SENS_SYNC_MASK       (SENS_SYNC_MASK),
        .SENS_SYNC_MULT       (SENS_SYNC_MULT),
        .SENS_SYNC_LATE       (SENS_SYNC_LATE),
        .SENS_SYNC_FBITS      (SENS_SYNC_FBITS),
        .SENS_SYNC_LBITS      (SENS_SYNC_LBITS),
        .SENS_SYNC_LATE_DFLT  (SENS_SYNC_LATE_DFLT),
        .SENS_SYNC_MINBITS    (SENS_SYNC_MINBITS),
        .SENS_SYNC_MINPER     (SENS_SYNC_MINPER)
    ) sens_sync_i (
Andrey Filippov's avatar
Andrey Filippov committed
918 919
        .pclk         (pclk),          // input
        .mclk         (mclk),          // input
Andrey Filippov's avatar
Andrey Filippov committed
920
        .mrst         (mrst),          // input
921 922
//        .prst         (prst),          // input
        .prst         (prsts),         // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
923 924 925 926 927 928
        .en           (en_pclk),       // input @pclk
        .sof_in       (sof),           // input
        .eof_in       (eof),           // input
        .hact         (hact),          // input
        .trigger_mode (trigger_mode),  // input
        .trig_in      (trig_in),       // input
929 930 931 932
        .trig         (trig),          // output      @pclk
        .sof_out_pclk (sof_out_sync),  // output reg  @pclk
        .sof_out      (sof_out_mclk),  // output      @mclk
        .sof_late     (sof_late_mclk), // output      @mclk
Andrey Filippov's avatar
Andrey Filippov committed
933 934
        .cmd_ad       (cmd_ad),        // input[7:0] 
        .cmd_stb      (cmd_stb)        // input
935 936
    );

937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965
    lens_flat393 #(
        .SENS_LENS_ADDR            (SENS_LENS_ADDR),
        .SENS_LENS_ADDR_MASK       (SENS_LENS_ADDR_MASK),
        .SENS_LENS_COEFF           (SENS_LENS_COEFF),
        .SENS_LENS_AX              (SENS_LENS_AX),
        .SENS_LENS_AX_MASK         (SENS_LENS_AX_MASK),
        .SENS_LENS_AY              (SENS_LENS_AY),
        .SENS_LENS_AY_MASK         (SENS_LENS_AY_MASK),
        .SENS_LENS_C               (SENS_LENS_C),
        .SENS_LENS_C_MASK          (SENS_LENS_C_MASK),
        .SENS_LENS_BX              (SENS_LENS_BX),
        .SENS_LENS_BX_MASK         (SENS_LENS_BX_MASK),
        .SENS_LENS_BY              (SENS_LENS_BY),
        .SENS_LENS_BY_MASK         (SENS_LENS_BY_MASK),
        .SENS_LENS_SCALES          (SENS_LENS_SCALES),
        .SENS_LENS_SCALES_MASK     (SENS_LENS_SCALES_MASK),
        .SENS_LENS_FAT0_IN         (SENS_LENS_FAT0_IN),
        .SENS_LENS_FAT0_IN_MASK    (SENS_LENS_FAT0_IN_MASK),
        .SENS_LENS_FAT0_OUT        (SENS_LENS_FAT0_OUT),
        .SENS_LENS_FAT0_OUT_MASK   (SENS_LENS_FAT0_OUT_MASK),
        .SENS_LENS_POST_SCALE      (SENS_LENS_POST_SCALE),
        .SENS_LENS_POST_SCALE_MASK (SENS_LENS_POST_SCALE_MASK),
        .SENS_NUM_SUBCHN           (SENS_NUM_SUBCHN),
        .SENS_LENS_F_WIDTH         (19),
        .SENS_LENS_F_SHIFT         (22),
        .SENS_LENS_B_SHIFT         (12),
        .SENS_LENS_A_WIDTH         (19),
        .SENS_LENS_B_WIDTH         (21)
    ) lens_flat393_i (
966 967
//        .prst       (prst),          // input
        .prst       (prsts),         // input extended to include sensor reset and rst_mmcm
968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985
        .pclk       (pclk),          // input
        .mrst       (mrst),          // input
        .mclk       (mclk),          // input
        .cmd_ad     (cmd_ad),        // input[7:0] 
        .cmd_stb    (cmd_stb),       // input
        .pxd_in     (lens_pxd_in),   // input[15:0] 
        .hact_in    (lens_hact_in),  // input
        .sof_in     (lens_sof_in),   // input
        .eof_in     (lens_eof_in),   // input
        .pxd_out    (gamma_pxd_in),  // output[15:0] reg 
        .hact_out   (gamma_hact_in), // output
        .sof_out    (gamma_sof_in),  // output
        .eof_out    (gamma_eof_in),  // output
        .bayer      (gamma_bayer), // input[1:0] // from gamma module
        .subchannel(), // output[1:0] - RFU 
        .last_in_sub() // output -    RFU
    );

Andrey Filippov's avatar
Andrey Filippov committed
986
    sens_gamma #(
987
        .SENS_NUM_SUBCHN       (SENS_NUM_SUBCHN),
988
        .SENS_GAMMA_BUFFER     (SENS_GAMMA_BUFFER),
Andrey Filippov's avatar
Andrey Filippov committed
989 990 991
        .SENS_GAMMA_ADDR       (SENS_GAMMA_ADDR),
        .SENS_GAMMA_ADDR_MASK  (SENS_GAMMA_ADDR_MASK),
        .SENS_GAMMA_CTRL       (SENS_GAMMA_CTRL),
992 993 994
        .SENS_GAMMA_ADDR_DATA  (SENS_GAMMA_ADDR_DATA),
        .SENS_GAMMA_HEIGHT01   (SENS_GAMMA_HEIGHT01),
        .SENS_GAMMA_HEIGHT2    (SENS_GAMMA_HEIGHT2),
Andrey Filippov's avatar
Andrey Filippov committed
995 996 997 998 999 1000 1001
        .SENS_GAMMA_MODE_WIDTH (SENS_GAMMA_MODE_WIDTH),
        .SENS_GAMMA_MODE_BAYER (SENS_GAMMA_MODE_BAYER),
        .SENS_GAMMA_MODE_PAGE  (SENS_GAMMA_MODE_PAGE),
        .SENS_GAMMA_MODE_EN    (SENS_GAMMA_MODE_EN),
        .SENS_GAMMA_MODE_REPET (SENS_GAMMA_MODE_REPET),
        .SENS_GAMMA_MODE_TRIG  (SENS_GAMMA_MODE_TRIG)
    ) sens_gamma_i (
Andrey Filippov's avatar
Andrey Filippov committed
1002
//        .rst         (rst),            // input
Andrey Filippov's avatar
Andrey Filippov committed
1003
        .pclk        (pclk),           // input
Andrey Filippov's avatar
Andrey Filippov committed
1004
        .mrst        (mrst),          // input
1005 1006
//        .prst        (prst),          // input
        .prst        (prsts),         // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
1007 1008 1009 1010 1011 1012
        .pxd_in      (gamma_pxd_in),   // input[15:0] 
        .hact_in     (gamma_hact_in),  // input
        .sof_in      (gamma_sof_in),   // input
        .eof_in      (gamma_eof_in),   // input
        .trig_in  (1'b0),              // input (use trig_soft)
        .pxd_out     (gamma_pxd_out),  // output[7:0] 
Andrey Filippov's avatar
Andrey Filippov committed
1013
        .hact_out    (gamma_hact_out), // output
Andrey Filippov's avatar
Andrey Filippov committed
1014 1015 1016 1017
        .sof_out     (gamma_sof_out),  // output
        .eof_out     (gamma_eof_out),  // output
        .mclk        (mclk),           // input
        .cmd_ad      (cmd_ad),         // input[7:0] 
1018
        .cmd_stb     (cmd_stb),        // input
1019
        .bayer_out   (gamma_bayer)     // output [1:0]
1020 1021
    );

1022 1023
    // TODO: Use generate to generate 1-4 histogram modules
    generate
1024
        if (HISTOGRAM_ADDR0 != -1)
1025
`ifdef USE_PCLK2X    
1026 1027 1028 1029 1030 1031
            sens_histogram #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR0),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
1032
    `ifdef DEBUG_RING
1033
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
1034 1035 1036 1037
    `endif        
            ) sens_histogram_0_i (
                .mrst       (mrst),            // input
                .prst       (prsts),          // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
1038 1039 1040
                .pclk       (pclk),           // input
                .pclk2x     (pclk2x),         // input
                .sof        (gamma_sof_out),  // input
1041
                .eof        (gamma_eof_out),  // input
1042
                .hact       (gamma_hact_out), // input
Andrey Filippov's avatar
Andrey Filippov committed
1043 1044 1045
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[0]),     // input
1046
                .hist_rst   (!hist_nrst[0]),     // input
Andrey Filippov's avatar
Andrey Filippov committed
1047 1048 1049 1050 1051
                .hist_rq    (hist_rq[0]),     // output
                .hist_grant (hist_gr[0]),     // input
                .hist_do    (hist_do0),       // output[31:0] 
                .hist_dv    (hist_dv[0]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
1052
                .cmd_stb    (cmd_stb),        // input
1053
                .monochrome (HIST_MONOCHROME) // input
1054
//                ,.debug_mclk(debug_hist_mclk[0])
1055
    `ifdef DEBUG_RING       
1056 1057 1058
                ,.debug_do    (debug_ring[0]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[1])        // input
1059
    `endif         
1060
                  
1061 1062
            );
        else
1063
            sens_histogram_dummy sens_histogram_0_i (
1064 1065 1066
                .hist_rq      (hist_rq[0]),         // output
                .hist_do      (hist_do0),           // output[31:0] 
                .hist_dv      (hist_dv[0])          // output
1067
    `ifdef DEBUG_RING       
1068 1069
                ,.debug_do    (debug_ring[0]),         // output
                .debug_di     (debug_ring[1])          // input
1070
    `endif         
1071
            );
1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118
// `ifdef USE_PCLK2X    
`else
            sens_histogram_snglclk #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR0),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
    `ifdef DEBUG_RING
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
    `endif        
            ) sens_histogram_0_i (
                .mrst       (mrst),            // input
                .prst       (prsts),          // input extended to include sensor reset and rst_mmcm
                .pclk       (pclk),           // input
                .sof        (gamma_sof_out),  // input
                .eof        (gamma_eof_out),  // input
                .hact       (gamma_hact_out), // input
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[0]),     // input
                .hist_rst   (!hist_nrst[0]),     // input
                .hist_rq    (hist_rq[0]),     // output
                .hist_grant (hist_gr[0]),     // input
                .hist_do    (hist_do0),       // output[31:0] 
                .hist_dv    (hist_dv[0]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
                .cmd_stb    (cmd_stb)        // input
    `ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[0]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[1])        // input
    `endif         
                  
            );
        else
            sens_histogram_snglclk_dummy sens_histogram_0_i (
                .hist_rq      (hist_rq[0]),         // output
                .hist_do      (hist_do0),           // output[31:0] 
                .hist_dv      (hist_dv[0])          // output
    `ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[0]),         // output
                .debug_di     (debug_ring[1])          // input
    `endif         
            );
// `ifdef USE_PCLK2X    
`endif
1119
    endgenerate
1120 1121
    
    
1122
    generate
1123
        if (HISTOGRAM_ADDR1  != -1)
1124
`ifdef USE_PCLK2X    
1125 1126 1127 1128 1129 1130
            sens_histogram #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR1),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
1131
    `ifdef DEBUG_RING
1132
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
1133 1134
    `endif        
            ) sens_histogram_1_i (
Andrey Filippov's avatar
Andrey Filippov committed
1135
                .mrst        (mrst),          // input
1136
                .prst       (prsts),         // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
1137 1138 1139
                .pclk       (pclk),           // input
                .pclk2x     (pclk2x),         // input
                .sof        (gamma_sof_out),  // input
1140
                .eof        (gamma_eof_out),  // input
1141
                .hact       (gamma_hact_out), // input
Andrey Filippov's avatar
Andrey Filippov committed
1142 1143 1144
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[1]),     // input
1145
                .hist_rst   (!hist_nrst[1]),     // input
Andrey Filippov's avatar
Andrey Filippov committed
1146 1147 1148 1149 1150
                .hist_rq    (hist_rq[1]),     // output
                .hist_grant (hist_gr[1]),     // input
                .hist_do    (hist_do1),       // output[31:0] 
                .hist_dv    (hist_dv[1]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
1151
                .cmd_stb    (cmd_stb),        // input
1152
                .monochrome (HIST_MONOCHROME) // input 
1153
    `ifdef DEBUG_RING       
1154 1155 1156
                ,.debug_do    (debug_ring[1]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[2])        // input
1157
    `endif         
1158 1159
            );
        else
1160
            sens_histogram_dummy sens_histogram_1_i (
1161 1162 1163 1164 1165 1166
                .hist_rq      (hist_rq[1]),   // output
                .hist_do      (hist_do1),     // output[31:0] 
                .hist_dv      (hist_dv[1])    // output
            `ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[1]),         // output
                .debug_di     (debug_ring[2])          // input
1167
    `endif         
1168
            );
1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214
// `ifdef USE_PCLK2X    
`else
            sens_histogram_snglclk #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR1),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
    `ifdef DEBUG_RING
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
    `endif        
            ) sens_histogram_1_i (
                .mrst        (mrst),          // input
                .prst       (prsts),         // input extended to include sensor reset and rst_mmcm
                .pclk       (pclk),           // input
                .sof        (gamma_sof_out),  // input
                .eof        (gamma_eof_out),  // input
                .hact       (gamma_hact_out), // input
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[1]),     // input
                .hist_rst   (!hist_nrst[1]),     // input
                .hist_rq    (hist_rq[1]),     // output
                .hist_grant (hist_gr[1]),     // input
                .hist_do    (hist_do1),       // output[31:0] 
                .hist_dv    (hist_dv[1]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
                .cmd_stb    (cmd_stb)        // input
    `ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[1]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[2])        // input
    `endif         
            );
        else
            sens_histogram_snglclk_dummy sens_histogram_1_i (
                .hist_rq      (hist_rq[1]),   // output
                .hist_do      (hist_do1),     // output[31:0] 
                .hist_dv      (hist_dv[1])    // output
            `ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[1]),         // output
                .debug_di     (debug_ring[2])          // input
    `endif         
            );
// `ifdef USE_PCLK2X    
`endif
1215
    endgenerate
1216

1217
    generate
1218
        if (HISTOGRAM_ADDR2  != -1)
1219
`ifdef USE_PCLK2X    
1220 1221 1222 1223 1224 1225
            sens_histogram #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR2),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
1226 1227 1228
`ifdef DEBUG_RING
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
`endif        
1229
            ) sens_histogram_2_i (
Andrey Filippov's avatar
Andrey Filippov committed
1230
                .mrst        (mrst),          // input
1231
                .prst       (prsts),         // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
1232 1233 1234
                .pclk       (pclk),           // input
                .pclk2x     (pclk2x),         // input
                .sof        (gamma_sof_out),  // input
1235
                .eof        (gamma_eof_out),  // input
1236
                .hact       (gamma_hact_out), // input
Andrey Filippov's avatar
Andrey Filippov committed
1237 1238 1239
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[2]),     // input
1240
                .hist_rst   (!hist_nrst[2]),     // input
Andrey Filippov's avatar
Andrey Filippov committed
1241 1242 1243 1244 1245
                .hist_rq    (hist_rq[2]),     // output
                .hist_grant (hist_gr[2]),     // input
                .hist_do    (hist_do2),       // output[31:0] 
                .hist_dv    (hist_dv[2]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
1246 1247
                .cmd_stb    (cmd_stb),        // input
                .monochrome (HIST_MONOCHROME) // input  
1248 1249 1250 1251 1252
`ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[2]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[3])        // input
`endif         
1253 1254
            );
        else
1255
            sens_histogram_dummy sens_histogram_2_i (
Andrey Filippov's avatar
Andrey Filippov committed
1256 1257 1258
                .hist_rq(hist_rq[2]),        // output
                .hist_do(hist_do2),          // output[31:0] 
                .hist_dv(hist_dv[2])         // output
1259 1260 1261 1262
`ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[2]),         // output
                .debug_di     (debug_ring[3])          // input
`endif         
1263
            );
1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309
// `ifdef USE_PCLK2X    
`else
            sens_histogram_snglclk #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR2),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
`ifdef DEBUG_RING
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
`endif        
            ) sens_histogram_2_i (
                .mrst        (mrst),          // input
                .prst       (prsts),         // input extended to include sensor reset and rst_mmcm
                .pclk       (pclk),           // input
                .sof        (gamma_sof_out),  // input
                .eof        (gamma_eof_out),  // input
                .hact       (gamma_hact_out), // input
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[2]),     // input
                .hist_rst   (!hist_nrst[2]),     // input
                .hist_rq    (hist_rq[2]),     // output
                .hist_grant (hist_gr[2]),     // input
                .hist_do    (hist_do2),       // output[31:0] 
                .hist_dv    (hist_dv[2]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
                .cmd_stb    (cmd_stb)         // input
`ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[2]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[3])        // input
`endif         
            );
        else
            sens_histogram_snglclk_dummy sens_histogram_2_i (
                .hist_rq(hist_rq[2]),        // output
                .hist_do(hist_do2),          // output[31:0] 
                .hist_dv(hist_dv[2])         // output
`ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[2]),         // output
                .debug_di     (debug_ring[3])          // input
`endif         
            );
// `ifdef USE_PCLK2X    
`endif
1310
    endgenerate
1311

1312
    generate
1313
        if (HISTOGRAM_ADDR3  != -1)
1314
`ifdef USE_PCLK2X    
1315 1316 1317 1318 1319 1320
            sens_histogram #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR3),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
1321
    `ifdef DEBUG_RING
1322
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
1323 1324
    `endif        
            ) sens_histogram_3_i (
Andrey Filippov's avatar
Andrey Filippov committed
1325
                .mrst        (mrst),          // input
1326
                .prst       (prsts),         // input extended to include sensor reset and rst_mmcm
Andrey Filippov's avatar
Andrey Filippov committed
1327 1328 1329
                .pclk       (pclk),           // input
                .pclk2x     (pclk2x),         // input
                .sof        (gamma_sof_out),  // input
1330
                .eof        (gamma_eof_out),  // input
1331
                .hact       (gamma_hact_out), // input
Andrey Filippov's avatar
Andrey Filippov committed
1332 1333 1334
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[3]),     // input
1335
                .hist_rst   (!hist_nrst[3]),  // input
Andrey Filippov's avatar
Andrey Filippov committed
1336 1337 1338 1339 1340
                .hist_rq    (hist_rq[3]),     // output
                .hist_grant (hist_gr[3]),     // input
                .hist_do    (hist_do3),       // output[31:0] 
                .hist_dv    (hist_dv[3]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
1341 1342
                .cmd_stb    (cmd_stb),        // input
                .monochrome (HIST_MONOCHROME) // input  
1343
    `ifdef DEBUG_RING       
1344 1345 1346
                ,.debug_do    (debug_ring[3]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[4])        // input
1347
    `endif         
1348 1349
            );
        else
1350
            sens_histogram_dummy sens_histogram_3_i (
Andrey Filippov's avatar
Andrey Filippov committed
1351 1352 1353
                .hist_rq(hist_rq[3]),  // output
                .hist_do(hist_do3),    // output[31:0] 
                .hist_dv(hist_dv[3])   // output
1354
    `ifdef DEBUG_RING       
1355 1356
                ,.debug_do    (debug_ring[3]),         // output
                .debug_di     (debug_ring[4])          // input
1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392
    `endif         
            );
// `ifdef USE_PCLK2X    
`else
// `ifdef USE_PCLK2X    
            sens_histogram_snglclk #(
                .HISTOGRAM_RAM_MODE     (HISTOGRAM_RAM_MODE),
                .HISTOGRAM_ADDR         (HISTOGRAM_ADDR3),
                .HISTOGRAM_ADDR_MASK    (HISTOGRAM_ADDR_MASK),
                .HISTOGRAM_LEFT_TOP     (HISTOGRAM_LEFT_TOP),
                .HISTOGRAM_WIDTH_HEIGHT (HISTOGRAM_WIDTH_HEIGHT)
    `ifdef DEBUG_RING
                ,.DEBUG_CMD_LATENCY         (DEBUG_CMD_LATENCY) 
    `endif        
            ) sens_histogram_3_i (
                .mrst        (mrst),          // input
                .prst       (prsts),         // input extended to include sensor reset and rst_mmcm
                .pclk       (pclk),           // input
                .sof        (gamma_sof_out),  // input
                .eof        (gamma_eof_out),  // input
                .hact       (gamma_hact_out), // input
                .hist_di    (gamma_pxd_out),  // input[7:0] 
                .mclk       (mclk),           // input
                .hist_en    (hist_en[3]),     // input
                .hist_rst   (!hist_nrst[3]),  // input
                .hist_rq    (hist_rq[3]),     // output
                .hist_grant (hist_gr[3]),     // input
                .hist_do    (hist_do3),       // output[31:0] 
                .hist_dv    (hist_dv[3]),     // output
                .cmd_ad     (cmd_ad),         // input[7:0] 
                .cmd_stb    (cmd_stb)         // input
    `ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[3]),         // output
                .debug_sl     (debug_sl),              // input
                .debug_di     (debug_ring[4])        // input
    `endif         
1393
            );
1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404
        else
            sens_histogram_snglclk_dummy sens_histogram_3_i (
                .hist_rq(hist_rq[3]),  // output
                .hist_do(hist_do3),    // output[31:0] 
                .hist_dv(hist_dv[3])   // output
    `ifdef DEBUG_RING       
                ,.debug_do    (debug_ring[3]),         // output
                .debug_di     (debug_ring[4])          // input
    `endif         
            );
`endif
1405 1406 1407 1408
    endgenerate
    
    sens_histogram_mux sens_histogram_mux_i (
        .mclk   (mclk),          // input
1409
        .en     (|hist_nrst),    // input
1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431
        .rq0    (hist_rq[0]),    // input
        .grant0 (hist_gr[0]),    // output
        .dav0   (hist_dv[0]),    // input
        .din0   (hist_do0),      // input[31:0] 
        .rq1    (hist_rq[1]),    // input
        .grant1 (hist_gr[1]),    // output
        .dav1   (hist_dv[1]),    // input
        .din1   (hist_do1),      // input[31:0] 
        .rq2    (hist_rq[2]),    // input
        .grant2 (hist_gr[2]),    // output
        .dav2   (hist_dv[2]),    // input
        .din2   (hist_do2),      // input[31:0] 
        .rq3    (hist_rq[3]),    // input
        .grant3 (hist_gr[3]),    // output
        .dav3   (hist_dv[3]),    // input
        .din3   (hist_do3),      // input[31:0] 
        .rq     (hist_request),  // output
        .grant  (hist_grant),    // input
        .chn    (hist_chn),      // output[1:0]
        .dv     (hist_dvalid),   // output
        .dout   (hist_data)      // output[31:0] 
    );
1432

1433 1434 1435

endmodule