Loading sensor/sensor_channel.v +107 −98 Original line number Diff line number Diff line Loading @@ -21,86 +21,96 @@ `timescale 1ns/1ps module sensor_channel#( // parameters, individual to sensor channels and those likely to be modified parameter SENSOR_BASE_ADDR = 'h300, // sensor registers base address parameter SENSI2C_STATUS_REG = 'h30, parameter SENSIO_STATUS_REG = 'h31, parameter SENSOR_NUM_HISTOGRAM= 3, // number of histogram channels parameter SENSOR_CTRL_RADDR = 0, //'h300 parameter SENSI2C_CTRL_RADDR = 2, // 302..'h303 parameter SENS_GAMMA_RADDR = 4, parameter SENSIO_RADDR = 8, //'h308 .. 'h30c parameter SENSI2C_ABS_RADDR = 'h10, // 'h310..'h31f parameter SENSI2C_REL_RADDR = 'h20, // 'h320..'h32f parameter HISTOGRAM_RADDR0 = 'h30, // parameter HISTOGRAM_RADDR1 = 'h32, // parameter HISTOGRAM_RADDR2 = 'h34, // parameter HISTOGRAM_RADDR3 = -1, // < 0 - not implemented parameter HISTOGRAM_RAM_MODE = "NOBUF", // valid: "NOBUF" (32-bits, no buffering), "BUF18", "BUF32" parameter SENS_GAMMA_NUM_CHN = 3, // number of subchannels for his sensor ports (1..4) parameter SENS_GAMMA_BUFFER = 0, // 1 - use "shadow" table for clean switching, 0 - single table per channel // parameter SENSI2C_ABS_ADDR = 'h302, // 'h300, // parameter SENSI2C_REL_ADDR = 'h320, // 'h310, // parameters defining address map parameter SENSOR_CTRL_RADDR = 0, //'h300 parameter SENSOR_CTRL_ADDR_MASK = 'h3ff, // parameter SENSI2C_ADDR_MASK = 'h3f0, // both for SENSI2C_ABS_ADDR and SENSI2C_REL_ADDR // parameter SENSI2C_CTRL_ADDR = 'h302. // 'h320, // bits of the SENSOR mode register parameter SENSOR_MODE_WIDTH = 9, parameter SENSOR_HIST_EN_BIT = 0, // 0..3 1 - enable histogram modules, disable after processing the started frame parameter SENSOR_HIST_NRST_BIT = 4, // 0 - immediately reset all histogram modules parameter SENSOR_16BIT_BIT = 8, // 0 - 8 bpp mode, 1 - 16 bpp (bypass gamma). Gamma-processed data is still used for histograms parameter SENSI2C_CTRL_RADDR = 2, // 302..'h303 parameter SENSI2C_CTRL_MASK = 'h3fe, // sensor_i2c_io relative control register addresses parameter SENSI2C_CTRL = 'h0, parameter SENSI2C_STATUS = 'h1, parameter SENSI2C_STATUS_REG = 'h30, parameter integer SENSI2C_DRIVE=12, parameter SENSI2C_IBUF_LOW_PWR= "TRUE", parameter SENSI2C_IOSTANDARD = "DEFAULT", parameter SENSI2C_SLEW = "SLOW", // parameter SENSIO_ADDR = 'h308, // 'h330, parameter SENS_GAMMA_RADDR = 4, parameter SENS_GAMMA_ADDR_MASK = 'h3fc, // 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, parameter SENSIO_RADDR = 8, //'h308 .. 'h30c parameter SENSIO_ADDR_MASK = 'h3f8, // 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 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 SENSIO_STATUS = 'h1, parameter SENSIO_JTAG = 'h2, parameter SENSIO_WIDTH = 'h3, // 1.. 2^16, 0 - use HACT parameter SENSIO_DELAYS = 'h4, // 'h4..'h7 parameter SENSIO_STATUS_REG = 'h31, // 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, parameter SENSIO_WIDTH = 'h3, // 1.. 2^16, 0 - use HACT 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) parameter SENSI2C_ABS_RADDR = 'h10, // 'h310..'h31f parameter SENSI2C_REL_RADDR = 'h20, // 'h320..'h32f parameter SENSI2C_ADDR_MASK = 'h3f0, // both for SENSI2C_ABS_ADDR and SENSI2C_REL_ADDR 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 parameter SENS_CTRL_EXT_CLK = 8, // 9: 8 parameter SENS_CTRL_LD_DLY = 10, // 10 parameter SENS_CTRL_QUADRANTS =12, // 17:12, enable - 20 // sens_hist registers (relative to SENSOR_BASE_ADDR) parameter HISTOGRAM_RADDR0 = 'h30, // parameter HISTOGRAM_RADDR1 = 'h32, // parameter HISTOGRAM_RADDR2 = 'h34, // parameter HISTOGRAM_RADDR3 = 'h36, // parameter HISTOGRAM_ADDR_MASK = 'h3fe, // for each channel // sens_hist registers parameter HISTOGRAM_LEFT_TOP = 'h0, parameter HISTOGRAM_WIDTH_HEIGHT = 'h1, // 1.. 2^16, 0 - use HACT //sensor_i2c_io other parameters parameter integer SENSI2C_DRIVE= 12, parameter SENSI2C_IBUF_LOW_PWR= "TRUE", parameter SENSI2C_IOSTANDARD = "DEFAULT", parameter SENSI2C_SLEW = "SLOW", //sensor_fifo parameters parameter SENSOR_DATA_WIDTH = 12, parameter SENSOR_FIFO_2DEPTH = 4, parameter SENSOR_FIFO_DELAY = 7, // parameter SENS_GAMMA_ADDR = 'h304, //..'h307, // 'h338, parameter SENS_GAMMA_NUM_CHN = 3, // number of subchannels for his sensor ports (1..4) parameter SENS_GAMMA_BUFFER = 0, // 1 - use "shadow" table for clean switching, 0 - single table per channel // parameter SENS_GAMMA_ADDR = 'h338, parameter SENS_GAMMA_ADDR_MASK = 'h3fc, 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) // parameter SENS_GAMMA_STATUS_REG = 'h32 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, parameter HISTOGRAM_RAM_MODE = "NOBUF", // valid: "NOBUF" (32-bits, no buffering), "BUF18", "BUF32" parameter HISTOGRAM_ADDR_MASK = 'h3fe, parameter HISTOGRAM_LEFT_TOP = 'h0, parameter HISTOGRAM_WIDTH_HEIGHT = 'h1, // 1.. 2^16, 0 - use HACT // parameter HISTOGRAM_ADDR0 = 'h340, // TODO: optimize! // parameter HISTOGRAM_ADDR1 = 'h342, // TODO: optimize! // parameter HISTOGRAM_ADDR2 = 'h344, // TODO: optimize! // parameter HISTOGRAM_ADDR3 = -1, // < 0 - not implemented // sens_parallel12 other parameters parameter IODELAY_GRP ="IODELAY_SENSOR", // may need different for different channels? parameter integer IDELAY_VALUE = 0, Loading Loading @@ -149,32 +159,31 @@ module sensor_channel#( output status_rq, // input request to send status downstream input status_start, // Acknowledge of the first status packet byte (address) // 16/8-bit mode data to memory (8-bits are packed by 2 in 16 mode output [15:0] dout, output dout_valid, output sof_out, output eof_out, output hist_request, input hist_grant, output [1:0] hist_chn, // output[1:0] output hist_dvalid, // output output [31:0] hist_data // output[31:0] // (much) more will be added later output dout_valid, // in 8-bit mode continues pixel flow have dout_valid alternating on/off output sof_out, // start of frame 1-clk pulse with the same delays as output data output eof_out, // end of frame 1-clk pulse with the same delays as output data // 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 ); // parameter SENSOR_BASE_ADDR = 'h300; // sensor registers base address localparam SENSOR_CTRL_ADDR = SENSOR_BASE_ADDR + SENSOR_CTRL_RADDR; // 'h300 localparam SENSI2C_CTRL_ADDR = SENSOR_BASE_ADDR + SENSI2C_CTRL_RADDR; // 302..'h303 localparam SENS_GAMMA_ADDR = SENSOR_BASE_ADDR + SENS_GAMMA_RADDR; localparam SENSI2C_CTRL_ADDR = SENSOR_BASE_ADDR + SENSI2C_CTRL_RADDR; // 'h302..'h303 localparam SENS_GAMMA_ADDR = SENSOR_BASE_ADDR + SENS_GAMMA_RADDR; // 'h304..'h307 localparam SENSIO_ADDR = SENSOR_BASE_ADDR + SENSIO_RADDR; // 'h308 .. 'h30c localparam SENSI2C_ABS_ADDR = SENSOR_BASE_ADDR + SENSI2C_ABS_RADDR; // 'h310..'h31f localparam SENSI2C_REL_ADDR = SENSOR_BASE_ADDR + SENSI2C_REL_RADDR; // 'h320..'h32f localparam HISTOGRAM_ADDR0 = (SENSOR_NUM_HISTOGRAM > 0)?HISTOGRAM_RADDR0:-1; // localparam HISTOGRAM_ADDR1 = (SENSOR_NUM_HISTOGRAM > 1)?HISTOGRAM_RADDR1:-1; // localparam HISTOGRAM_ADDR2 = (SENSOR_NUM_HISTOGRAM > 2)?HISTOGRAM_RADDR2:-1; // localparam HISTOGRAM_ADDR3 = (SENSOR_NUM_HISTOGRAM > 3)?HISTOGRAM_RADDR3:-1; // 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; // reg [7:0] cmd_ad; // byte-serial command address/data (up to 6 bytes: AL-AH-D0-D1-D2-D3 Loading Loading @@ -212,7 +221,7 @@ module sensor_channel#( wire [31:0] sensor_ctrl_data; wire sensor_ctrl_we; reg [8:0] mode; reg [SENSOR_MODE_WIDTH-1:0] mode; wire [3:0] hist_en; wire hist_nrst; wire bit16; // 16-bit mode, 0 - 8 bit mode Loading Loading @@ -248,9 +257,9 @@ module sensor_channel#( assign dav_w = bit16 ? gamma_hact_in : dav_8bit; assign hist_en = mode[3:0]; assign hist_nrst = mode[4]; assign bit16 = mode[8]; assign hist_en = mode[SENSOR_HIST_EN_BIT+:4]; assign hist_nrst = mode[SENSOR_HIST_NRST_BIT]; assign bit16 = mode[SENSOR_16BIT_BIT]; always @ (posedge mclk) begin Loading Loading
sensor/sensor_channel.v +107 −98 Original line number Diff line number Diff line Loading @@ -21,86 +21,96 @@ `timescale 1ns/1ps module sensor_channel#( // parameters, individual to sensor channels and those likely to be modified parameter SENSOR_BASE_ADDR = 'h300, // sensor registers base address parameter SENSI2C_STATUS_REG = 'h30, parameter SENSIO_STATUS_REG = 'h31, parameter SENSOR_NUM_HISTOGRAM= 3, // number of histogram channels parameter SENSOR_CTRL_RADDR = 0, //'h300 parameter SENSI2C_CTRL_RADDR = 2, // 302..'h303 parameter SENS_GAMMA_RADDR = 4, parameter SENSIO_RADDR = 8, //'h308 .. 'h30c parameter SENSI2C_ABS_RADDR = 'h10, // 'h310..'h31f parameter SENSI2C_REL_RADDR = 'h20, // 'h320..'h32f parameter HISTOGRAM_RADDR0 = 'h30, // parameter HISTOGRAM_RADDR1 = 'h32, // parameter HISTOGRAM_RADDR2 = 'h34, // parameter HISTOGRAM_RADDR3 = -1, // < 0 - not implemented parameter HISTOGRAM_RAM_MODE = "NOBUF", // valid: "NOBUF" (32-bits, no buffering), "BUF18", "BUF32" parameter SENS_GAMMA_NUM_CHN = 3, // number of subchannels for his sensor ports (1..4) parameter SENS_GAMMA_BUFFER = 0, // 1 - use "shadow" table for clean switching, 0 - single table per channel // parameter SENSI2C_ABS_ADDR = 'h302, // 'h300, // parameter SENSI2C_REL_ADDR = 'h320, // 'h310, // parameters defining address map parameter SENSOR_CTRL_RADDR = 0, //'h300 parameter SENSOR_CTRL_ADDR_MASK = 'h3ff, // parameter SENSI2C_ADDR_MASK = 'h3f0, // both for SENSI2C_ABS_ADDR and SENSI2C_REL_ADDR // parameter SENSI2C_CTRL_ADDR = 'h302. // 'h320, // bits of the SENSOR mode register parameter SENSOR_MODE_WIDTH = 9, parameter SENSOR_HIST_EN_BIT = 0, // 0..3 1 - enable histogram modules, disable after processing the started frame parameter SENSOR_HIST_NRST_BIT = 4, // 0 - immediately reset all histogram modules parameter SENSOR_16BIT_BIT = 8, // 0 - 8 bpp mode, 1 - 16 bpp (bypass gamma). Gamma-processed data is still used for histograms parameter SENSI2C_CTRL_RADDR = 2, // 302..'h303 parameter SENSI2C_CTRL_MASK = 'h3fe, // sensor_i2c_io relative control register addresses parameter SENSI2C_CTRL = 'h0, parameter SENSI2C_STATUS = 'h1, parameter SENSI2C_STATUS_REG = 'h30, parameter integer SENSI2C_DRIVE=12, parameter SENSI2C_IBUF_LOW_PWR= "TRUE", parameter SENSI2C_IOSTANDARD = "DEFAULT", parameter SENSI2C_SLEW = "SLOW", // parameter SENSIO_ADDR = 'h308, // 'h330, parameter SENS_GAMMA_RADDR = 4, parameter SENS_GAMMA_ADDR_MASK = 'h3fc, // 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, parameter SENSIO_RADDR = 8, //'h308 .. 'h30c parameter SENSIO_ADDR_MASK = 'h3f8, // 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 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 SENSIO_STATUS = 'h1, parameter SENSIO_JTAG = 'h2, parameter SENSIO_WIDTH = 'h3, // 1.. 2^16, 0 - use HACT parameter SENSIO_DELAYS = 'h4, // 'h4..'h7 parameter SENSIO_STATUS_REG = 'h31, // 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, parameter SENSIO_WIDTH = 'h3, // 1.. 2^16, 0 - use HACT 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) parameter SENSI2C_ABS_RADDR = 'h10, // 'h310..'h31f parameter SENSI2C_REL_RADDR = 'h20, // 'h320..'h32f parameter SENSI2C_ADDR_MASK = 'h3f0, // both for SENSI2C_ABS_ADDR and SENSI2C_REL_ADDR 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 parameter SENS_CTRL_EXT_CLK = 8, // 9: 8 parameter SENS_CTRL_LD_DLY = 10, // 10 parameter SENS_CTRL_QUADRANTS =12, // 17:12, enable - 20 // sens_hist registers (relative to SENSOR_BASE_ADDR) parameter HISTOGRAM_RADDR0 = 'h30, // parameter HISTOGRAM_RADDR1 = 'h32, // parameter HISTOGRAM_RADDR2 = 'h34, // parameter HISTOGRAM_RADDR3 = 'h36, // parameter HISTOGRAM_ADDR_MASK = 'h3fe, // for each channel // sens_hist registers parameter HISTOGRAM_LEFT_TOP = 'h0, parameter HISTOGRAM_WIDTH_HEIGHT = 'h1, // 1.. 2^16, 0 - use HACT //sensor_i2c_io other parameters parameter integer SENSI2C_DRIVE= 12, parameter SENSI2C_IBUF_LOW_PWR= "TRUE", parameter SENSI2C_IOSTANDARD = "DEFAULT", parameter SENSI2C_SLEW = "SLOW", //sensor_fifo parameters parameter SENSOR_DATA_WIDTH = 12, parameter SENSOR_FIFO_2DEPTH = 4, parameter SENSOR_FIFO_DELAY = 7, // parameter SENS_GAMMA_ADDR = 'h304, //..'h307, // 'h338, parameter SENS_GAMMA_NUM_CHN = 3, // number of subchannels for his sensor ports (1..4) parameter SENS_GAMMA_BUFFER = 0, // 1 - use "shadow" table for clean switching, 0 - single table per channel // parameter SENS_GAMMA_ADDR = 'h338, parameter SENS_GAMMA_ADDR_MASK = 'h3fc, 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) // parameter SENS_GAMMA_STATUS_REG = 'h32 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, parameter HISTOGRAM_RAM_MODE = "NOBUF", // valid: "NOBUF" (32-bits, no buffering), "BUF18", "BUF32" parameter HISTOGRAM_ADDR_MASK = 'h3fe, parameter HISTOGRAM_LEFT_TOP = 'h0, parameter HISTOGRAM_WIDTH_HEIGHT = 'h1, // 1.. 2^16, 0 - use HACT // parameter HISTOGRAM_ADDR0 = 'h340, // TODO: optimize! // parameter HISTOGRAM_ADDR1 = 'h342, // TODO: optimize! // parameter HISTOGRAM_ADDR2 = 'h344, // TODO: optimize! // parameter HISTOGRAM_ADDR3 = -1, // < 0 - not implemented // sens_parallel12 other parameters parameter IODELAY_GRP ="IODELAY_SENSOR", // may need different for different channels? parameter integer IDELAY_VALUE = 0, Loading Loading @@ -149,32 +159,31 @@ module sensor_channel#( output status_rq, // input request to send status downstream input status_start, // Acknowledge of the first status packet byte (address) // 16/8-bit mode data to memory (8-bits are packed by 2 in 16 mode output [15:0] dout, output dout_valid, output sof_out, output eof_out, output hist_request, input hist_grant, output [1:0] hist_chn, // output[1:0] output hist_dvalid, // output output [31:0] hist_data // output[31:0] // (much) more will be added later output dout_valid, // in 8-bit mode continues pixel flow have dout_valid alternating on/off output sof_out, // start of frame 1-clk pulse with the same delays as output data output eof_out, // end of frame 1-clk pulse with the same delays as output data // 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 ); // parameter SENSOR_BASE_ADDR = 'h300; // sensor registers base address localparam SENSOR_CTRL_ADDR = SENSOR_BASE_ADDR + SENSOR_CTRL_RADDR; // 'h300 localparam SENSI2C_CTRL_ADDR = SENSOR_BASE_ADDR + SENSI2C_CTRL_RADDR; // 302..'h303 localparam SENS_GAMMA_ADDR = SENSOR_BASE_ADDR + SENS_GAMMA_RADDR; localparam SENSI2C_CTRL_ADDR = SENSOR_BASE_ADDR + SENSI2C_CTRL_RADDR; // 'h302..'h303 localparam SENS_GAMMA_ADDR = SENSOR_BASE_ADDR + SENS_GAMMA_RADDR; // 'h304..'h307 localparam SENSIO_ADDR = SENSOR_BASE_ADDR + SENSIO_RADDR; // 'h308 .. 'h30c localparam SENSI2C_ABS_ADDR = SENSOR_BASE_ADDR + SENSI2C_ABS_RADDR; // 'h310..'h31f localparam SENSI2C_REL_ADDR = SENSOR_BASE_ADDR + SENSI2C_REL_RADDR; // 'h320..'h32f localparam HISTOGRAM_ADDR0 = (SENSOR_NUM_HISTOGRAM > 0)?HISTOGRAM_RADDR0:-1; // localparam HISTOGRAM_ADDR1 = (SENSOR_NUM_HISTOGRAM > 1)?HISTOGRAM_RADDR1:-1; // localparam HISTOGRAM_ADDR2 = (SENSOR_NUM_HISTOGRAM > 2)?HISTOGRAM_RADDR2:-1; // localparam HISTOGRAM_ADDR3 = (SENSOR_NUM_HISTOGRAM > 3)?HISTOGRAM_RADDR3:-1; // 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; // reg [7:0] cmd_ad; // byte-serial command address/data (up to 6 bytes: AL-AH-D0-D1-D2-D3 Loading Loading @@ -212,7 +221,7 @@ module sensor_channel#( wire [31:0] sensor_ctrl_data; wire sensor_ctrl_we; reg [8:0] mode; reg [SENSOR_MODE_WIDTH-1:0] mode; wire [3:0] hist_en; wire hist_nrst; wire bit16; // 16-bit mode, 0 - 8 bit mode Loading Loading @@ -248,9 +257,9 @@ module sensor_channel#( assign dav_w = bit16 ? gamma_hact_in : dav_8bit; assign hist_en = mode[3:0]; assign hist_nrst = mode[4]; assign bit16 = mode[8]; assign hist_en = mode[SENSOR_HIST_EN_BIT+:4]; assign hist_nrst = mode[SENSOR_HIST_NRST_BIT]; assign bit16 = mode[SENSOR_16BIT_BIT]; always @ (posedge mclk) begin Loading
