X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/3ad48540d4d77f50cc62d16acb78f17019ef431d..347efc12741e72e6ce3a3c4f3ed554fae0cefc73:/fpga/fpga_hf.v diff --git a/fpga/fpga_hf.v b/fpga/fpga_hf.v index a2100df6..01c6ebb2 100644 --- a/fpga/fpga_hf.v +++ b/fpga/fpga_hf.v @@ -13,10 +13,51 @@ // iZsh , 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_get_trace.v" `include "util.v" module fpga_hf( @@ -39,6 +80,7 @@ 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 @@ -46,7 +88,8 @@ reg [7:0] conf_word; always @(posedge ncs) begin case(shift_reg[15:12]) - 4'b0001: conf_word <= shift_reg[7:0]; // FPGA_CMD_SET_CONFREG + 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 @@ -59,25 +102,12 @@ begin 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]; +// select module (outputs) based on major mode +wire [2:0] major_mode = conf_word[7:5]; -// Divide the expected subcarrier frequency for hi_read_rx_xcorr by 4 -wire hi_read_rx_xcorr_quarter = conf_word[2]; - -// 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 @@ -85,67 +115,71 @@ wire [2:0] hi_simulate_mod_type = conf_word[2:0]; // 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_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( - 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, - cross_hi, cross_lo, hs_dbg, - hi_simulate_mod_type + minor_mode ); 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, - cross_hi, cross_lo, hisn_dbg, - hi_simulate_mod_type + minor_mode +); + +hi_sniffer he( + 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( + 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 -// 001 -- HF reader, receiving from tag, correlating as it goes; frequency selectable -// 010 -- HF simulated tag -// 011 -- HF ISO14443-A +// 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 -mux8 mux_ssp_clk (major_mode, ssp_clk, ht_ssp_clk, hrxc_ssp_clk, hs_ssp_clk, hisn_ssp_clk, 1'b0, 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, 1'b0, 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, 1'b0, 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, 1'b0, 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, 1'b0, 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, 1'b0, 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, 1'b0, 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, 1'b0, 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, 1'b0, 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, 1'b0, 1'b0, 1'b0, 1'b0); -mux8 mux_dbg (major_mode, dbg, ht_dbg, hrxc_dbg, hs_dbg, hisn_dbg, 1'b0, 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; +// not used +assign miso = 1'b0; + endmodule