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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 | void FpgaSendCommand(uint16_t cmd, uint16_t v); |
| 14 | void FpgaWriteConfWord(uint8_t v); |
| 15 | void FpgaDownloadAndGo(int bitstream_version); |
| 16 | void FpgaGatherVersion(int bitstream_version, char *dst, int len); |
| 17 | void FpgaSetupSsc(void); |
| 18 | void SetupSpi(int mode); |
| 19 | bool FpgaSetupSscDma(uint8_t *buf, int len); |
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20 | void Fpga_print_status(); |
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21 | #define FpgaDisableSscDma(void) AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS; |
| 22 | #define FpgaEnableSscDma(void) AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTEN; |
| 23 | void SetAdcMuxFor(uint32_t whichGpio); |
| 24 | |
| 25 | // definitions for multiple FPGA config files support |
| 26 | #define FPGA_BITSTREAM_MAX 2 // the total number of FPGA bitstreams (configs) |
| 27 | #define FPGA_BITSTREAM_ERR 0 |
| 28 | #define FPGA_BITSTREAM_LF 1 |
| 29 | #define FPGA_BITSTREAM_HF 2 |
| 30 | |
| 31 | |
| 32 | // Definitions for the FPGA commands. |
| 33 | #define FPGA_CMD_SET_CONFREG (1<<12) |
| 34 | #define FPGA_CMD_SET_DIVISOR (2<<12) |
| 35 | #define FPGA_CMD_SET_USER_BYTE1 (3<<12) |
| 36 | // Definitions for the FPGA configuration word. |
| 37 | // LF |
| 38 | #define FPGA_MAJOR_MODE_LF_ADC (0<<5) |
| 39 | #define FPGA_MAJOR_MODE_LF_EDGE_DETECT (1<<5) |
| 40 | #define FPGA_MAJOR_MODE_LF_PASSTHRU (2<<5) |
| 41 | // HF |
| 42 | #define FPGA_MAJOR_MODE_HF_READER_TX (0<<5) |
| 43 | #define FPGA_MAJOR_MODE_HF_READER_RX_XCORR (1<<5) |
| 44 | #define FPGA_MAJOR_MODE_HF_SIMULATOR (2<<5) |
| 45 | #define FPGA_MAJOR_MODE_HF_ISO14443A (3<<5) |
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46 | #define FPGA_MAJOR_MODE_HF_SNOOP (4<<5) |
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47 | // BOTH |
| 48 | #define FPGA_MAJOR_MODE_OFF (7<<5) |
| 49 | // Options for LF_ADC |
| 50 | #define FPGA_LF_ADC_READER_FIELD (1<<0) |
| 51 | // Options for LF_EDGE_DETECT |
| 52 | #define FPGA_CMD_SET_EDGE_DETECT_THRESHOLD FPGA_CMD_SET_USER_BYTE1 |
| 53 | #define FPGA_LF_EDGE_DETECT_READER_FIELD (1<<0) |
| 54 | #define FPGA_LF_EDGE_DETECT_TOGGLE_MODE (1<<1) |
| 55 | // Options for the HF reader, tx to tag |
| 56 | #define FPGA_HF_READER_TX_SHALLOW_MOD (1<<0) |
| 57 | // Options for the HF reader, correlating against rx from tag |
| 58 | #define FPGA_HF_READER_RX_XCORR_848_KHZ (1<<0) |
| 59 | #define FPGA_HF_READER_RX_XCORR_SNOOP (1<<1) |
| 60 | #define FPGA_HF_READER_RX_XCORR_QUARTER_FREQ (1<<2) |
| 61 | // Options for the HF simulated tag, how to modulate |
| 62 | #define FPGA_HF_SIMULATOR_NO_MODULATION (0<<0) |
| 63 | #define FPGA_HF_SIMULATOR_MODULATE_BPSK (1<<0) |
| 64 | #define FPGA_HF_SIMULATOR_MODULATE_212K (2<<0) |
| 65 | #define FPGA_HF_SIMULATOR_MODULATE_424K (4<<0) |
| 66 | #define FPGA_HF_SIMULATOR_MODULATE_424K_8BIT 0x5//101 |
| 67 | |
| 68 | // Options for ISO14443A |
| 69 | #define FPGA_HF_ISO14443A_SNIFFER (0<<0) |
| 70 | #define FPGA_HF_ISO14443A_TAGSIM_LISTEN (1<<0) |
| 71 | #define FPGA_HF_ISO14443A_TAGSIM_MOD (2<<0) |
| 72 | #define FPGA_HF_ISO14443A_READER_LISTEN (3<<0) |
| 73 | #define FPGA_HF_ISO14443A_READER_MOD (4<<0) |
projects / proxmark3-svn / blame