Emv scan via contact interface (#789)

[proxmark3-svn] / fpga / fpga_hf.v

diff --git a/fpga/fpga_hf.v b/fpga/fpga_hf.v
index 264e1b0c61beea3dc1b3248f1b73293b5d41311f..ef93526016efefb468a64b3d41714fdd20511cc9 100644 (file)
--- a/fpga/fpga_hf.v
+++ b/fpga/fpga_hf.v
@@ -18,6 +18,7 @@
 `include "hi_simulate.v"
 `include "hi_iso14443a.v"
 `include "hi_sniffer.v"
+`include "hi_get_trace.v"
 `include "util.v"
 
 module fpga_hf(
@@ -40,6 +41,7 @@ module fpga_hf(
 
 reg [15:0] shift_reg;
 reg [7:0] conf_word;
+reg trace_enable;
 
 // We switch modes between transmitting to the 13.56 MHz tag and receiving
 // from it, which means that we must make sure that we can do so without
@@ -48,6 +50,7 @@ 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
        endcase
 end
 
@@ -73,6 +76,10 @@ wire hi_read_tx_shallow_modulation = conf_word[0];
 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];
 
 // For the high-frequency simulated tag: what kind of modulation to use.
 wire [2:0] hi_simulate_mod_type = conf_word[2:0];
@@ -100,7 +107,7 @@ hi_read_rx_xcorr hrxc(
        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_848, hi_read_rx_xcorr_snoop, hi_read_rx_xcorr_quarter, hi_read_rx_xcorr_amplitude
 );
 
 hi_simulate hs(
@@ -125,7 +132,7 @@ hi_iso14443a hisn(
 
 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,
+       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,
@@ -133,6 +140,12 @@ hi_sniffer he(
        hi_read_rx_xcorr_848, hi_read_rx_xcorr_snoop, hi_read_rx_xcorr_quarter
 );
 
+hi_get_trace gt(
+       ck_1356megb,
+       adc_d, trace_enable, major_mode,
+       gt_ssp_frame, gt_ssp_din, gt_ssp_clk
+);
+
 // Major modes:
 
 //   000 --  HF reader, transmitting to tag; modulation depth selectable
@@ -140,19 +153,20 @@ hi_sniffer he(
 //   010 --  HF simulated tag
 //   011 --  HF ISO14443-A
 //   100 --  HF Snoop
+//   101 --  HF get trace
 //   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, 1'b0, 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, 1'b0, 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, 1'b0, 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,   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);
 
 // In all modes, let the ADC's outputs be enabled.
 assign adc_noe = 1'b0;