merged with maqster, added odd/even HACT shift for parallel sensors

.settings/com.elphel.vdt.VivadoBitstream.prefs

 VivadoBitstream_@_PreBitstreamTCL=set_property BITSTREAM.STARTUP.MATCH_CYCLE NoWait [current_design]<-@\#\#@->
 VivadoBitstream_@_force=true
-VivadoBitstream_@_rawfile=x393_hispi
+VivadoBitstream_@_rawfile=x393_parallel
 com.elphel.store.context.VivadoBitstream=VivadoBitstream_@_rawfile<-@\#\#@->VivadoBitstream_@_force<-@\#\#@->VivadoBitstream_@_PreBitstreamTCL<-@\#\#@->
 eclipse.preferences.version=1

fpga_version.vh

@@ -35,7 +35,8 @@
  * contains all the components and scripts required to completely simulate it
  * with at least one of the Free Software programs.
  */
-        parameter FPGA_VERSION =          32'h039300bd;      //hispi,  trying the same -0.173/36, 80.95%
+        parameter FPGA_VERSION =          32'h039300be;      //parallel - adding odd/even pixels shift -0.066/12, 80.26%
+//      parameter FPGA_VERSION =          32'h039300bd;      //hispi,  trying the same -0.173/36, 80.95%
 //      parameter FPGA_VERSION =          32'h039300bc;      //parallel, 100kHz min i2c speed -0.076/8, 79.69%
 //      parameter FPGA_VERSION =          32'h039300bb;      //parallel, adding i2c almost full. -0.101/8, 79.37%
 //      parameter FPGA_VERSION =          32'h039300ba;      //parallel, fixing introduced by debug bug in sens_parallel12.v: met, 80.03%

includes/x393_parameters.vh

@@ -481,8 +481,9 @@
         parameter SENS_CTRL_GP1=      14,  // 15:14
 //`else
         parameter SENS_CTRL_QUADRANTS =      12,  // 17:12, enable - 20
-        parameter SENS_CTRL_QUADRANTS_WIDTH = 6,
-        parameter SENS_CTRL_QUADRANTS_EN =   20,  // 17:12, enable - 20 (2 bits reserved)
+        parameter SENS_CTRL_QUADRANTS_WIDTH = 7, // 6,
+        parameter SENS_CTRL_ODD =             6, //
+        parameter SENS_CTRL_QUADRANTS_EN =   20,  // 18:12, enable - 20 (1 bits reserved)
 //`endif
       parameter SENSIO_STATUS =         'h1,
       parameter SENSIO_JTAG =           'h2,

py393/x393_export_c.py

@@ -2015,7 +2015,7 @@ class X393ExportC(object):
         dw.append(("ext_clk",      vrlg.SENS_CTRL_EXT_CLK,      1,   0,  "MMCM clock input: 0: clock to the sensor, 1 - clock from the sensor"))
         dw.append(("ext_clk_set",  vrlg.SENS_CTRL_EXT_CLK + 1,  1,   0,  "Set MMCM clock input to 'ext_clk' field"))
         dw.append(("set_dly",      vrlg.SENS_CTRL_LD_DLY,       1,   0,  "Set all pre-programmed delays to the sensor port input delays"))
-        dw.append(("quadrants",    vrlg.SENS_CTRL_QUADRANTS,  vrlg. SENS_CTRL_QUADRANTS_WIDTH, 1, "90-degree shifts for data [1:0], hact [3:2] and vact [5:4]"))
+        dw.append(("quadrants",    vrlg.SENS_CTRL_QUADRANTS,  vrlg. SENS_CTRL_QUADRANTS_WIDTH, 1, "90-degree shifts for data [1:0], hact [3:2] and vact [5:4], [6] - extra period delay for hact"))
         dw.append(("quadrants_set",vrlg.SENS_CTRL_QUADRANTS_EN, 1,   0,  "Set 'quadrants' values"))
         return dw
     def _enc_sensio_ctrl_hispi(self):

py393/x393_sensor.py

@@ -407,7 +407,7 @@ class X393Sensor(object):
         @param mmcm_rst - True - activate MMCM reset, False - deactivate MMCM reset, None - no change (needed after clock change/interruption)
         @param clk_sel - True - use pixel clock from the sensor, False - use internal clock (provided to the sensor), None - no chnage
         @param set_delays - (self-clearing) load all pre-programmed delays for the sensor pad inputs 
-        @param quadrants -  90-degree shifts for data [1:0], hact [3:2] and vact [5:4] (6'h01), None - no change
+        @param quadrants -  90-degree shifts for data [1:0], hact [3:2] and vact [5:4] [6] - extra hact delay by 1 pixel (7'h01), None - no change
         @return sensor i/o control word
         """
         rslt = 0

sensor/sens_parallel12.v

@@ -61,8 +61,9 @@ module  sens_parallel12 #(
     parameter SENS_CTRL_EXT_CLK=   8,  //  9: 8
     parameter SENS_CTRL_LD_DLY=   10,  // 10
     parameter SENS_CTRL_QUADRANTS =      12,  // 17:12, enable - 20
-    parameter SENS_CTRL_QUADRANTS_WIDTH = 6,
-    parameter SENS_CTRL_QUADRANTS_EN =   20,  // 17:12, enable - 20 (2 bits reserved)
+    parameter SENS_CTRL_QUADRANTS_WIDTH = 7, // 6,
+    parameter SENS_CTRL_ODD =             6, //
+    parameter SENS_CTRL_QUADRANTS_EN =   20,  // 18:12, enable - 20 (1 bits reserved)
      
     
     parameter LINE_WIDTH_BITS =   16,
@@ -189,7 +190,7 @@ module  sens_parallel12 #(
     reg         iarst = 0;
     reg         imrst = 0;
     reg         rst_mmcm=1; // rst and command - en/dis 
-    reg  [SENS_CTRL_QUADRANTS_WIDTH-1:0]  quadrants=0; //90-degree shifts for data {1:0], hact [3:2] and vact [5:4]
+    reg  [SENS_CTRL_QUADRANTS_WIDTH-1:0]  quadrants=0; //90-degree shifts for data [1:0], hact [3:2] and vact [5:4], [6] odd/even
     reg         ld_idelay=0;
     reg         sel_ext_clk=0; // select clock source from the sensor (0 - use internal clock - to sensor)
 
@@ -214,8 +215,10 @@ module  sens_parallel12 #(
     reg            xfpgatck=0;   // TCK to be sent to external FPGA
     reg            xfpgatms=0;   // TMS to be sent to external FPGA
     reg            xfpgatdi=0;   // TDI to be sent to external FPGA
-    wire           hact_ext;     // received hact signal
-    reg            hact_ext_r;   // received hact signal, delayed by 1 clock
+    wire           hact_ext_direct;     // received hact signal
+    reg            hact_ext_d;   // external hact delayed by 1 pixel    
+    wire           hact_ext =  quadrants[SENS_CTRL_ODD]? hact_ext_d: hact_ext_direct;   // selected between     
+    reg            hact_ext_r;   // received hact signal, delayed by 1 and 2 clocks
     reg            hact_r;       // received or regenerated hact 
 
 // for debug/test alive    
@@ -341,8 +344,13 @@ module  sens_parallel12 #(
     
         if (irst)                 line_width_internal_ipclk <= 0;
         else if (set_width_ipclk) line_width_internal_ipclk <= line_width_internal;
+
+        // generate delayed hact to switch between original/delayed
+        if (irst) hact_ext_d <= 0;
+        else      hact_ext_d <= hact_ext_direct;
+
         // regenerate/propagate  HACT
-        if (irst) hact_ext_r <= 1'b0;
+        if (irst) hact_ext_r <= 0;
         else      hact_ext_r <= hact_ext;
         
         if      (irst)                                                      hact_r <= 0;
@@ -580,7 +588,7 @@ module  sens_parallel12 #(
         .pxd_out        (1'b0),           // input
         .pxd_en         (1'b0),           // input
         .pxd_async      (),               // output
-        .pxd_in         (hact_ext),      // output
+        .pxd_in         (hact_ext_direct),// output
         .ipclk          (ipclk),          // input
         .ipclk2x        (ipclk2x),        // input
         .mrst           (mclk_rst),       // input

sensor/sensor_channel.v

@@ -174,8 +174,9 @@ module  sensor_channel#(
         parameter SENS_CTRL_GP1=      14,  // 15:14
 `else        
         parameter SENS_CTRL_QUADRANTS =      12,  // 17:12, enable - 20
-        parameter SENS_CTRL_QUADRANTS_WIDTH = 6,
-        parameter SENS_CTRL_QUADRANTS_EN =   20,  // 17:12, enable - 20 (2 bits reserved)
+        parameter SENS_CTRL_QUADRANTS_WIDTH = 7, // 6,
+        parameter SENS_CTRL_ODD =             6, //
+        parameter SENS_CTRL_QUADRANTS_EN =   20,  // 18:12, enable - 20 (1 bits reserved)
 `endif        
       parameter SENSIO_STATUS =         'h1,
       parameter SENSIO_JTAG =           'h2,
@@ -893,6 +894,7 @@ module  sensor_channel#(
             .SENS_CTRL_EXT_CLK     (SENS_CTRL_EXT_CLK),
             .SENS_CTRL_LD_DLY      (SENS_CTRL_LD_DLY),
             .SENS_CTRL_QUADRANTS   (SENS_CTRL_QUADRANTS),
+            .SENS_CTRL_ODD         (SENS_CTRL_ODD),
             .SENS_CTRL_QUADRANTS_WIDTH  (SENS_CTRL_QUADRANTS_WIDTH),
             .SENS_CTRL_QUADRANTS_EN     (SENS_CTRL_QUADRANTS_EN),
             .IODELAY_GRP           (IODELAY_GRP),

sensor/sensors393.v

@@ -173,8 +173,9 @@ module  sensors393 #(
         parameter SENS_CTRL_GP1=      14,  // 15:14
 `else        
         parameter SENS_CTRL_QUADRANTS =      12,  // 17:12, enable - 20
-        parameter SENS_CTRL_QUADRANTS_WIDTH = 6,
-        parameter SENS_CTRL_QUADRANTS_EN =   20,  // 17:12, enable - 20 (2 bits reserved)
+        parameter SENS_CTRL_QUADRANTS_WIDTH = 7, // 6,
+        parameter SENS_CTRL_ODD =             6, //
+        parameter SENS_CTRL_QUADRANTS_EN =   20,  // 18:12, enable - 20 (1 bits reserved)
 `endif        
       parameter SENSIO_STATUS =         'h1,
       parameter SENSIO_JTAG =           'h2,
@@ -580,6 +581,7 @@ module  sensors393 #(
                 .SENS_CTRL_GP1                 (SENS_CTRL_GP1),
 `else        
                 .SENS_CTRL_QUADRANTS           (SENS_CTRL_QUADRANTS),
+                .SENS_CTRL_ODD                 (SENS_CTRL_ODD),
                 .SENS_CTRL_QUADRANTS_WIDTH     (SENS_CTRL_QUADRANTS_WIDTH),
                 .SENS_CTRL_QUADRANTS_EN        (SENS_CTRL_QUADRANTS_EN),
 `endif                

system_defines.vh

@@ -64,7 +64,7 @@
   `define PRELOAD_BRAMS
   `define DISPLAY_COMPRESSED_DATA  
   // if HISPI is not defined, parallel sensor interface is used for all channels
-  `define HISPI /*************** CHANGE here and x393_hispi/x393_parallel in bitstream tool settings ****************/
+//  `define HISPI /*************** CHANGE here and x393_hispi/x393_parallel in bitstream tool settings ****************/
 //    `define USE_OLD_XDCT393  
 //  `define USE_PCLK2X
 //  `define USE_XCLK2X

x393.v

@@ -1721,6 +1721,7 @@ assign axi_grst = axi_rst_pre;
         .SENS_CTRL_GP1              (SENS_CTRL_GP1),
 `else        
         .SENS_CTRL_QUADRANTS        (SENS_CTRL_QUADRANTS),
+        .SENS_CTRL_ODD              (SENS_CTRL_ODD),
         .SENS_CTRL_QUADRANTS_WIDTH  (SENS_CTRL_QUADRANTS_WIDTH),
         .SENS_CTRL_QUADRANTS_EN     (SENS_CTRL_QUADRANTS_EN),
 `endif