Commit a17b36ec authored by Andrey Filippov's avatar Andrey Filippov

more work on JPEG tail, version 0x039300ca

parent 4b42ed42
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......@@ -66,20 +66,25 @@ module bit_stuffer_27_32#(
reg [31:0] dmask2_rom; // data mask (sync with data2) - 1 use new data, 0 - use old data. Use small ROM?
reg [1:0] stage; // delayed ds or flush
reg [1:0] ds_stage;
//reg [1:0] ds_stage;
reg [2:0] flush_stage;
// reg flush_pend;
// wire flush_ackn = flush_pend && !flush_stage[0] && !stage[0];
// probably just a single unconditional flush_in delay (not to appear next after ds) will work
wire [4:0] pre_bits_out_w = dlen2[4:0] + 5'h7;
assign d_out = data3[DATA3_LEN-1 -: 32];
always @ (posedge xclk) begin
// if (rst) flush_pend <= 0;
// else flush_pend <= flush_in || (flush_pend && !stage[0]);
if (rst) stage <= 0;
else stage <= {stage[0], ds | flush_in};
if (rst) ds_stage <= 0;
else ds_stage <= {ds_stage[0], ds};
// if (rst) ds_stage <= 0;
// else ds_stage <= {ds_stage[0], ds};
if (rst) flush_stage <= 0;
else flush_stage <= {flush_stage[1:0], flush_in};
......@@ -152,20 +157,23 @@ module bit_stuffer_27_32#(
endcase
// barrel shifter stage 3 (0/1), combined with output/hold register
if (rst) data3 <= 'bx;
else if (ds_stage[1]) begin
// else if (ds_stage[1]) begin
else if (stage[1]) begin // flush causes shift too
data3[DATA3_LEN-1 -: 32] <= (~dmask2_rom & (dlen2[5] ? {data3[DATA3_LEN-1-32 : 0],6'b0}: data3[DATA3_LEN-1 -: 32])) |
( dmask2_rom & (dlen2[0] ? {1'b0,data2[DATA2_LEN-1 -: 31]} : data2[DATA2_LEN-1 -: 32]));
data3[DATA3_LEN-1-32: 0] <= dlen2[0] ? data2[DATA2_LEN-31-1 : 0] : {data2[DATA2_LEN-32-1 : 0], 1'b0};
end
// dv <= (ds_stage[1] && dlen2[5]) || (flush_stage[1] && !(|data3[DATA3_LEN-1 -: 32]));
// dv <= (ds_stage[1] && dlen1[5]) || (flush_stage[1] && !(|data3[DATA3_LEN-1 -: 32]));
// dv <= (ds_stage[0] && dlen1[5]) || (flush_stage[1] && !(|data3[DATA3_LEN-1 -: 32]));
dv <= (ds_stage[0] && dlen1[5]) || (flush_stage[1] && (|data3[DATA3_LEN-1 -: 32]));
// dv <= (ds_stage[0] && dlen1[5]) || (flush_stage[1] && (|data3[DATA3_LEN-1 -: 32]));
dv <= (stage[0] && dlen1[5]) || (flush_stage[1] && (|data3[DATA3_LEN-1 -: 32])); // both ds and flush-caused (full 32-bit out if available)
// no difference in number of cells
// if (rst ) bytes_out <= 0; // if the dv was caused by 32 bits full - output 4 bytes
// else if (ds_stage[1]) bytes_out <= 0; // if the dv was caused by 32 bits full - output 4 bytes
if (rst || ds_stage[1]) bytes_out <= 0; // if the dv was caused by 32 bits full - output 4 bytes
// if (rst || ds_stage[1]) bytes_out <= 0; // if the dv was caused by 32 bits full - output 4 bytes
// bytes_out valid with dv
if (rst || stage[0]) bytes_out <= 0; // if the dv was caused by 32 bits full - output 4 bytes
else if (flush_stage[1]) bytes_out <= pre_bits_out_w[4:3];
flush_out <= flush_stage[2];
......
......@@ -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'h039300c9; //parallel - trying more ...-0.123/32 79.82%
parameter FPGA_VERSION = 32'h039300ca; //parallel - and more ... -0.267/46, 80.42%
// parameter FPGA_VERSION = 32'h039300c9; //parallel - trying more ...-0.123/32 79.82%
// parameter FPGA_VERSION = 32'h039300c8; //parallel - trying to fix "premature..." -0.121/21, 80.2%
// parameter FPGA_VERSION = 32'h039300c7; //parallel - disable SoF when channel disabled: met, 80.32%
// parameter FPGA_VERSION = 32'h039300c6; //parallel - same -0.132 /31, 80.73%
......
......@@ -61,10 +61,23 @@
// parameter SENSOR12BITS_NROWA = 1, // number of "blank rows" from last hact to end of vact
// parameter nAV = 24, //240; // clocks from ARO to VACT (actually from en_dclkd)
// parameter SENSOR12BITS_NBPF = 20, //16; // bpf length
parameter SENSOR_IMAGE_TYPE0 = "RUN1", //"NORM", // "RUN1", "HIST_TEST"
parameter SENSOR_IMAGE_TYPE1 = "RUN1",
parameter SENSOR_IMAGE_TYPE2 = "NORM", // "RUN1", // "NORM", // "RUN1",
parameter SENSOR_IMAGE_TYPE3 = "NORM", // "RUN1",
// parameter SENSOR_IMAGE_TYPE0 = "RUN1", //"NORM", // "RUN1", "HIST_TEST"
// parameter SENSOR_IMAGE_TYPE1 = "RUN1",
// parameter SENSOR_IMAGE_TYPE2 = "NORM", // "RUN1", // "NORM", // "RUN1",
// parameter SENSOR_IMAGE_TYPE3 = "NORM", // "RUN1",
// parameter SENSOR_IMAGE_TYPE0 = "NORM1",
// parameter SENSOR_IMAGE_TYPE1 = "NORM2",
// parameter SENSOR_IMAGE_TYPE2 = "NORM3",
// parameter SENSOR_IMAGE_TYPE3 = "NORM4",
parameter SENSOR_IMAGE_TYPE0 = "NORM1",
parameter SENSOR_IMAGE_TYPE1 = "NORM2",
parameter SENSOR_IMAGE_TYPE2 = "NORM3", // 4",
parameter SENSOR_IMAGE_TYPE3 = "NORM3",
parameter SIMULATE_CMPRS_CMODE0 = CMPRS_CBIT_CMODE_JPEG18,
parameter SIMULATE_CMPRS_CMODE1 = CMPRS_CBIT_CMODE_JPEG18,
......
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......@@ -2293,7 +2293,7 @@ set_logger_params_file "/home/eyesis/git/x393-neon/attic/imu_config.bin"
write_control_register 0x480 0x400 # disable sensor chn 2
##### write_control_register 0x480 0x400 # disable sensor chn 2
......
......@@ -173,6 +173,14 @@ initial begin
if (SENSOR_IMAGE_TYPE == "NORM") $readmemh({`ROOTPATH,"/input_data/sensor.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "RUN1") $readmemh({`ROOTPATH,"/input_data/sensor_run1.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "HIST_TEST") $readmemh({`ROOTPATH,"/input_data/sensor_hist_test.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM1") $readmemh({`ROOTPATH,"/input_data/sensor_01.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM2") $readmemh({`ROOTPATH,"/input_data/sensor_02.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM3") $readmemh({`ROOTPATH,"/input_data/sensor_03.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM4") $readmemh({`ROOTPATH,"/input_data/sensor_04.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM5") $readmemh({`ROOTPATH,"/input_data/sensor_05.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM6") $readmemh({`ROOTPATH,"/input_data/sensor_06.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM7") $readmemh({`ROOTPATH,"/input_data/sensor_07.dat"},sensor_data);
else if (SENSOR_IMAGE_TYPE == "NORM8") $readmemh({`ROOTPATH,"/input_data/sensor_08.dat"},sensor_data);
else begin
$display ("WARNING: Unrecognized sensor image :'%s', using default 'NORM': input_data/sensor.dat",SENSOR_IMAGE_TYPE);
$readmemh({`ROOTPATH,"/input_data/sensor.dat"},sensor_data);
......
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