git.zerfleddert.de Git - proxmark3-svn/blob - armsrc/fpgaloader.h

   1 //-----------------------------------------------------------------------------
   2 // Jonathan Westhues, April 2006
   3 // iZsh <izsh at fail0verflow.com>, 2014
   4 //
   5 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   6 // at your option, any later version. See the LICENSE.txt file for the text of
   7 // the license.
   8 //-----------------------------------------------------------------------------
   9 // Routines to load the FPGA image, and then to configure the FPGA's major
  10 // mode once it is configured.
  11 //-----------------------------------------------------------------------------
  12
  13 #ifndef __FPGALOADER_H
  14 #define __FPGALOADER_H
  15
  16 #include <stdint.h>
  17 #include <stdbool.h>
  18
  19 void FpgaSendCommand(uint16_t cmd, uint16_t v);
  20 void FpgaWriteConfWord(uint8_t v);
  21 void FpgaDownloadAndGo(int bitstream_version);
  22 void FpgaSetupSsc(uint8_t mode);
  23 void SetupSpi(int mode);
  24 bool FpgaSetupSscDma(uint8_t *buf, uint16_t sample_count);
  25 void Fpga_print_status();
  26 int FpgaGetCurrent();
  27 #define FpgaDisableSscDma(void) AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;
  28 #define FpgaEnableSscDma(void) AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTEN;
  29 void SetAdcMuxFor(uint32_t whichGpio);
  30
  31 // definitions for multiple FPGA config files support
  32 #define FPGA_BITSTREAM_LF 1
  33 #define FPGA_BITSTREAM_HF 2
  34
  35 // Definitions for the FPGA commands.
  36 #define FPGA_CMD_SET_CONFREG                                            (1<<12)
  37 #define FPGA_CMD_SET_DIVISOR                                            (2<<12)
  38 #define FPGA_CMD_SET_USER_BYTE1                                         (3<<12)
  39 // Definitions for the FPGA configuration word.
  40 // LF
  41 #define FPGA_MAJOR_MODE_LF_ADC                                          (0<<5)
  42 #define FPGA_MAJOR_MODE_LF_EDGE_DETECT                          (1<<5)
  43 #define FPGA_MAJOR_MODE_LF_PASSTHRU                                     (2<<5)
  44 // HF
  45 #define FPGA_MAJOR_MODE_HF_READER_TX                            (0<<5)
  46 #define FPGA_MAJOR_MODE_HF_READER_RX_XCORR                      (1<<5)
  47 #define FPGA_MAJOR_MODE_HF_SIMULATOR                            (2<<5)
  48 #define FPGA_MAJOR_MODE_HF_ISO14443A                            (3<<5)
  49 #define FPGA_MAJOR_MODE_HF_SNOOP                                (4<<5)
  50 // BOTH
  51 #define FPGA_MAJOR_MODE_OFF                                                     (7<<5)
  52 // Options for LF_ADC
  53 #define FPGA_LF_ADC_READER_FIELD                                        (1<<0)
  54 // Options for LF_EDGE_DETECT
  55 #define FPGA_CMD_SET_EDGE_DETECT_THRESHOLD                      FPGA_CMD_SET_USER_BYTE1
  56 #define FPGA_LF_EDGE_DETECT_READER_FIELD                        (1<<0)
  57 #define FPGA_LF_EDGE_DETECT_TOGGLE_MODE                         (1<<1)
  58 // Options for the HF reader, tx to tag
  59 #define FPGA_HF_READER_TX_SHALLOW_MOD                           (1<<0)
  60 // Options for the HF reader, correlating against rx from tag
  61 #define FPGA_HF_READER_RX_XCORR_848_KHZ                         (1<<0)
  62 #define FPGA_HF_READER_RX_XCORR_SNOOP                           (1<<1)
  63 #define FPGA_HF_READER_RX_XCORR_QUARTER_FREQ            (1<<2)
  64 // Options for the HF simulated tag, how to modulate
  65 #define FPGA_HF_SIMULATOR_NO_MODULATION                         (0<<0)
  66 #define FPGA_HF_SIMULATOR_MODULATE_BPSK                         (1<<0)
  67 #define FPGA_HF_SIMULATOR_MODULATE_212K                         (2<<0)
  68 #define FPGA_HF_SIMULATOR_MODULATE_424K                         (4<<0)
  69 #define FPGA_HF_SIMULATOR_MODULATE_424K_8BIT            0x5//101
  70
  71 // Options for ISO14443A
  72 #define FPGA_HF_ISO14443A_SNIFFER                                       (0<<0)
  73 #define FPGA_HF_ISO14443A_TAGSIM_LISTEN                         (1<<0)
  74 #define FPGA_HF_ISO14443A_TAGSIM_MOD                            (2<<0)
  75 #define FPGA_HF_ISO14443A_READER_LISTEN                         (3<<0)
  76 #define FPGA_HF_ISO14443A_READER_MOD                            (4<<0)
  77
  78 #endif