// 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_get_trace.v"
`include "util.v"
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
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
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];
+// select module (outputs) based on major mode
+wire [2:0] major_mode = conf_word[7:5];
-// 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];
-
-// 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
// 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_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(
- 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(
+ 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
-// 100 -- HF Snoop
+// 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, 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, 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
projects / proxmark3-svn / blobdiff