FPGA changes (#803)

[proxmark3-svn] / fpga / fpga_hf.v

diff --git a/fpga/fpga_hf.v b/fpga/fpga_hf.v
index ef93526016efefb468a64b3d41714fdd20511cc9..01c6ebb29e3c0b39e41e804666ad55cc384af97d 100644 (file)
--- a/fpga/fpga_hf.v
+++ b/fpga/fpga_hf.v
@@ -13,8 +13,47 @@
 // iZsh <izsh at fail0verflow.com>, June 2014
 //-----------------------------------------------------------------------------
 
 // iZsh <izsh at fail0verflow.com>, June 2014
 //-----------------------------------------------------------------------------
 

-`include "hi_read_tx.v"
-`include "hi_read_rx_xcorr.v"
+// Defining modes and options. This must be aligned to the definitions in fpgaloader.h
+// Note: the definitions here are without shifts
+// Major modes:
+`define FPGA_MAJOR_MODE_LF_ADC                      0
+`define FPGA_MAJOR_MODE_LF_EDGE_DETECT              1
+`define FPGA_MAJOR_MODE_LF_PASSTHRU                 2
+`define FPGA_MAJOR_MODE_HF_READER                   0
+`define FPGA_MAJOR_MODE_HF_SIMULATOR                1
+`define FPGA_MAJOR_MODE_HF_ISO14443A                2
+`define FPGA_MAJOR_MODE_HF_SNOOP                    3
+`define FPGA_MAJOR_MODE_HF_GET_TRACE                4
+`define FPGA_MAJOR_MODE_OFF                         7
+
+// Options for the generic HF reader
+`define FPGA_HF_READER_MODE_RECEIVE_IQ              0
+`define FPGA_HF_READER_MODE_RECEIVE_AMPLITUDE       1
+`define FPGA_HF_READER_MODE_RECEIVE_PHASE           2
+`define FPGA_HF_READER_MODE_SEND_FULL_MOD           3
+`define FPGA_HF_READER_MODE_SEND_SHALLOW_MOD        4
+`define FPGA_HF_READER_MODE_SNIFF_IQ                5
+`define FPGA_HF_READER_MODE_SNIFF_AMPLITUDE         6
+`define FPGA_HF_READER_MODE_SNIFF_PHASE             7
+`define FPGA_HF_READER_SUBCARRIER_848_KHZ           0
+`define FPGA_HF_READER_SUBCARRIER_424_KHZ           1
+`define FPGA_HF_READER_SUBCARRIER_212_KHZ           2
+
+// Options for the HF simulated tag, how to modulate
+`define FPGA_HF_SIMULATOR_NO_MODULATION             0
+`define FPGA_HF_SIMULATOR_MODULATE_BPSK             1
+`define FPGA_HF_SIMULATOR_MODULATE_212K             2
+`define FPGA_HF_SIMULATOR_MODULATE_424K             4
+`define FPGA_HF_SIMULATOR_MODULATE_424K_8BIT        5
+
+// Options for ISO14443A
+`define FPGA_HF_ISO14443A_SNIFFER                   0
+`define FPGA_HF_ISO14443A_TAGSIM_LISTEN             1
+`define FPGA_HF_ISO14443A_TAGSIM_MOD                2
+`define FPGA_HF_ISO14443A_READER_LISTEN             3
+`define FPGA_HF_ISO14443A_READER_MOD                4
+
+`include "hi_reader.v"

 `include "hi_simulate.v"
 `include "hi_iso14443a.v"
 `include "hi_sniffer.v"
 `include "hi_simulate.v"
 `include "hi_iso14443a.v"
 `include "hi_sniffer.v"


@@ -49,8 +88,8 @@ reg trace_enable;
 always @(posedge ncs)
 begin
        case(shift_reg[15:12])
 always @(posedge ncs)
 begin
        case(shift_reg[15:12])

-               4'b0001: conf_word <= shift_reg[7:0];           // FPGA_CMD_SET_CONFREG
-               4'b0010: trace_enable <= shift_reg[0];          // FPGA_CMD_TRACE_ENABLE
+               4'b0001: conf_word <= shift_reg[7:0];       // FPGA_CMD_SET_CONFREG
+               4'b0010: trace_enable <= shift_reg[0];      // FPGA_CMD_TRACE_ENABLE

        endcase
 end
 
        endcase
 end
 


@@ -63,26 +102,12 @@ begin
        end
 end
 
        end
 end
 

-wire [2:0] major_mode;
-assign major_mode = conf_word[7:5];
-
-// For the high-frequency transmit configuration: modulation depth, either
-// 100% (just quite driving antenna, steady LOW), or shallower (tri-state
-// some fraction of the buffers)
-wire hi_read_tx_shallow_modulation = conf_word[0];
-
-// For the high-frequency receive correlator: frequency against which to
-// correlate.
-wire hi_read_rx_xcorr_848 = conf_word[0];
-// and whether to drive the coil (reader) or just short it (snooper)
-wire hi_read_rx_xcorr_snoop = conf_word[1];
-// divide subcarrier frequency by 4
-wire hi_read_rx_xcorr_quarter = conf_word[2];
-// send amplitude only instead of ci/cq pair
-wire hi_read_rx_xcorr_amplitude = conf_word[3];
+// select module (outputs) based on major mode
+wire [2:0] major_mode = conf_word[7:5];

 
 

-// For the high-frequency simulated tag: what kind of modulation to use.
-wire [2:0] hi_simulate_mod_type = conf_word[2:0];
+// configuring the HF reader
+wire [1:0] subcarrier_frequency = conf_word[4:3];
+wire [2:0] minor_mode = conf_word[2:0];

 
 //-----------------------------------------------------------------------------
 // And then we instantiate the modules corresponding to each of the FPGA's
 
 //-----------------------------------------------------------------------------
 // And then we instantiate the modules corresponding to each of the FPGA's


@@ -90,85 +115,71 @@ wire [2:0] hi_simulate_mod_type = conf_word[2:0];
 // the output pins.
 //-----------------------------------------------------------------------------
 
 // the output pins.
 //-----------------------------------------------------------------------------
 

-hi_read_tx ht(
-       pck0, ck_1356meg, ck_1356megb,
-       ht_pwr_lo, ht_pwr_hi, ht_pwr_oe1, ht_pwr_oe2, ht_pwr_oe3, ht_pwr_oe4,
-       adc_d, ht_adc_clk,
-       ht_ssp_frame, ht_ssp_din, ssp_dout, ht_ssp_clk,
-       cross_hi, cross_lo,
-       ht_dbg,
-       hi_read_tx_shallow_modulation
-);
-
-hi_read_rx_xcorr hrxc(
-       pck0, ck_1356meg, ck_1356megb,
-       hrxc_pwr_lo, hrxc_pwr_hi, hrxc_pwr_oe1, hrxc_pwr_oe2, hrxc_pwr_oe3,     hrxc_pwr_oe4,
-       adc_d, hrxc_adc_clk,
-       hrxc_ssp_frame, hrxc_ssp_din, ssp_dout, hrxc_ssp_clk,
-       cross_hi, cross_lo,
-       hrxc_dbg,
-       hi_read_rx_xcorr_848, hi_read_rx_xcorr_snoop, hi_read_rx_xcorr_quarter, hi_read_rx_xcorr_amplitude
+hi_reader hr(
+       ck_1356megb,
+       hr_pwr_lo, hr_pwr_hi, hr_pwr_oe1, hr_pwr_oe2, hr_pwr_oe3, hr_pwr_oe4,
+       adc_d, hr_adc_clk,
+       hr_ssp_frame, hr_ssp_din, ssp_dout, hr_ssp_clk,
+       hr_dbg,
+       subcarrier_frequency, minor_mode

 );
 
 hi_simulate hs(
 );
 
 hi_simulate hs(

-       pck0, ck_1356meg, ck_1356megb,
+       ck_1356meg,

        hs_pwr_lo, hs_pwr_hi, hs_pwr_oe1, hs_pwr_oe2, hs_pwr_oe3, hs_pwr_oe4,
        adc_d, hs_adc_clk,
        hs_ssp_frame, hs_ssp_din, ssp_dout, hs_ssp_clk,
        hs_pwr_lo, hs_pwr_hi, hs_pwr_oe1, hs_pwr_oe2, hs_pwr_oe3, hs_pwr_oe4,
        adc_d, hs_adc_clk,
        hs_ssp_frame, hs_ssp_din, ssp_dout, hs_ssp_clk,

-       cross_hi, cross_lo,

        hs_dbg,
        hs_dbg,

-       hi_simulate_mod_type
+       minor_mode

 );
 
 hi_iso14443a hisn(
 );
 
 hi_iso14443a hisn(

-       pck0, ck_1356meg, ck_1356megb,
-       hisn_pwr_lo, hisn_pwr_hi, hisn_pwr_oe1, hisn_pwr_oe2, hisn_pwr_oe3,     hisn_pwr_oe4,
+       ck_1356meg,
+       hisn_pwr_lo, hisn_pwr_hi, hisn_pwr_oe1, hisn_pwr_oe2, hisn_pwr_oe3, hisn_pwr_oe4,

        adc_d, hisn_adc_clk,
        hisn_ssp_frame, hisn_ssp_din, ssp_dout, hisn_ssp_clk,
        adc_d, hisn_adc_clk,
        hisn_ssp_frame, hisn_ssp_din, ssp_dout, hisn_ssp_clk,

-       cross_hi, cross_lo,

        hisn_dbg,
        hisn_dbg,

-       hi_simulate_mod_type
+       minor_mode

 );
 
 hi_sniffer he(
 );
 
 hi_sniffer he(

-       pck0, ck_1356meg, ck_1356megb,
-       he_pwr_lo, he_pwr_hi, he_pwr_oe1, he_pwr_oe2, he_pwr_oe3, he_pwr_oe4,
-       adc_d, he_adc_clk,
-       he_ssp_frame, he_ssp_din, ssp_dout, he_ssp_clk,
-       cross_hi, cross_lo,
-       he_dbg,
-       hi_read_rx_xcorr_848, hi_read_rx_xcorr_snoop, hi_read_rx_xcorr_quarter
+       ck_1356megb,
+       he_pwr_lo, he_pwr_hi, he_pwr_oe1, he_pwr_oe2, he_pwr_oe3, he_pwr_oe4,
+       adc_d, he_adc_clk,
+       he_ssp_frame, he_ssp_din, he_ssp_clk

 );
 
 hi_get_trace gt(
 );
 
 hi_get_trace gt(

-       ck_1356megb,
-       adc_d, trace_enable, major_mode,
-       gt_ssp_frame, gt_ssp_din, gt_ssp_clk
+       ck_1356megb,
+       adc_d, trace_enable, major_mode,
+       gt_ssp_frame, gt_ssp_din, gt_ssp_clk

 );
 
 // Major modes:
 
 );
 
 // Major modes:
 

-//   000 --  HF reader, transmitting to tag; modulation depth selectable
-//   001 --  HF reader, receiving from tag, correlating as it goes; frequency selectable
-//   010 --  HF simulated tag
-//   011 --  HF ISO14443-A
-//   100 --  HF Snoop
-//   101 --  HF get trace
+//   000 --  HF reader; subcarrier frequency and modulation depth selectable
+//   001 --  HF simulated tag
+//   010 --  HF ISO14443-A
+//   011 --  HF Snoop
+//   100 --  HF get trace

 //   111 --  everything off
 
 //   111 --  everything off
 

-mux8 mux_ssp_clk               (major_mode, ssp_clk,   ht_ssp_clk,   hrxc_ssp_clk,   hs_ssp_clk,   hisn_ssp_clk,   he_ssp_clk,   gt_ssp_clk,   1'b0, 1'b0);
-mux8 mux_ssp_din               (major_mode, ssp_din,   ht_ssp_din,   hrxc_ssp_din,   hs_ssp_din,   hisn_ssp_din,   he_ssp_din,   gt_ssp_din,   1'b0, 1'b0);
-mux8 mux_ssp_frame             (major_mode, ssp_frame, ht_ssp_frame, hrxc_ssp_frame, hs_ssp_frame, hisn_ssp_frame, he_ssp_frame, gt_ssp_frame, 1'b0, 1'b0);
-mux8 mux_pwr_oe1               (major_mode, pwr_oe1,   ht_pwr_oe1,   hrxc_pwr_oe1,   hs_pwr_oe1,   hisn_pwr_oe1,   he_pwr_oe1,   1'b0,         1'b0, 1'b0);
-mux8 mux_pwr_oe2               (major_mode, pwr_oe2,   ht_pwr_oe2,   hrxc_pwr_oe2,   hs_pwr_oe2,   hisn_pwr_oe2,   he_pwr_oe2,   1'b0,         1'b0, 1'b0);
-mux8 mux_pwr_oe3               (major_mode, pwr_oe3,   ht_pwr_oe3,   hrxc_pwr_oe3,   hs_pwr_oe3,   hisn_pwr_oe3,   he_pwr_oe3,   1'b0,         1'b0, 1'b0);
-mux8 mux_pwr_oe4               (major_mode, pwr_oe4,   ht_pwr_oe4,   hrxc_pwr_oe4,   hs_pwr_oe4,   hisn_pwr_oe4,   he_pwr_oe4,   1'b0,         1'b0, 1'b0);
-mux8 mux_pwr_lo                        (major_mode, pwr_lo,    ht_pwr_lo,    hrxc_pwr_lo,    hs_pwr_lo,    hisn_pwr_lo,    he_pwr_lo,    1'b0,         1'b0, 1'b0);
-mux8 mux_pwr_hi                        (major_mode, pwr_hi,    ht_pwr_hi,    hrxc_pwr_hi,    hs_pwr_hi,    hisn_pwr_hi,    he_pwr_hi,    1'b0,         1'b0, 1'b0);
-mux8 mux_adc_clk               (major_mode, adc_clk,   ht_adc_clk,   hrxc_adc_clk,   hs_adc_clk,   hisn_adc_clk,   he_adc_clk,   1'b0,         1'b0, 1'b0);
-mux8 mux_dbg                   (major_mode, dbg,       ht_dbg,       hrxc_dbg,       hs_dbg,       hisn_dbg,       he_dbg,       1'b0,         1'b0, 1'b0);
+mux8 mux_ssp_clk        (major_mode, ssp_clk,   hr_ssp_clk,   hs_ssp_clk,   hisn_ssp_clk,   he_ssp_clk,   gt_ssp_clk,   1'b0, 1'b0, 1'b0);
+mux8 mux_ssp_din        (major_mode, ssp_din,   hr_ssp_din,   hs_ssp_din,   hisn_ssp_din,   he_ssp_din,   gt_ssp_din,   1'b0, 1'b0, 1'b0);
+mux8 mux_ssp_frame      (major_mode, ssp_frame, hr_ssp_frame, hs_ssp_frame, hisn_ssp_frame, he_ssp_frame, gt_ssp_frame, 1'b0, 1'b0, 1'b0);
+mux8 mux_pwr_oe1        (major_mode, pwr_oe1,   hr_pwr_oe1,   hs_pwr_oe1,   hisn_pwr_oe1,   he_pwr_oe1,   1'b0,         1'b0, 1'b0, 1'b0);
+mux8 mux_pwr_oe2        (major_mode, pwr_oe2,   hr_pwr_oe2,   hs_pwr_oe2,   hisn_pwr_oe2,   he_pwr_oe2,   1'b0,         1'b0, 1'b0, 1'b0);
+mux8 mux_pwr_oe3        (major_mode, pwr_oe3,   hr_pwr_oe3,   hs_pwr_oe3,   hisn_pwr_oe3,   he_pwr_oe3,   1'b0,         1'b0, 1'b0, 1'b0);
+mux8 mux_pwr_oe4        (major_mode, pwr_oe4,   hr_pwr_oe4,   hs_pwr_oe4,   hisn_pwr_oe4,   he_pwr_oe4,   1'b0,         1'b0, 1'b0, 1'b0);
+mux8 mux_pwr_lo         (major_mode, pwr_lo,    hr_pwr_lo,    hs_pwr_lo,    hisn_pwr_lo,    he_pwr_lo,    1'b0,         1'b0, 1'b0, 1'b0);
+mux8 mux_pwr_hi         (major_mode, pwr_hi,    hr_pwr_hi,    hs_pwr_hi,    hisn_pwr_hi,    he_pwr_hi,    1'b0,         1'b0, 1'b0, 1'b0);
+mux8 mux_adc_clk        (major_mode, adc_clk,   hr_adc_clk,   hs_adc_clk,   hisn_adc_clk,   he_adc_clk,   1'b0,         1'b0, 1'b0, 1'b0);
+mux8 mux_dbg            (major_mode, dbg,       hr_dbg,       hs_dbg,       hisn_dbg,       1'b0,         1'b0,         1'b0, 1'b0, 1'b0);

 
 // In all modes, let the ADC's outputs be enabled.
 assign adc_noe = 1'b0;
 
 
 // In all modes, let the ADC's outputs be enabled.
 assign adc_noe = 1'b0;
 

+// not used
+assign miso = 1'b0;
+

 endmodule
 endmodule