proxmark3/armsrc/fpgaloader.h
Andreas Dröscher c59150657c add: xcorr 211.875 kHz option
The FPGA supported this frequency for a long time, just the ARM code
had no define to enable it.
2018-08-12 09:59:48 +02:00

99 lines
3.9 KiB
C

//-----------------------------------------------------------------------------
// Jonathan Westhues, April 2006
// iZsh <izsh at fail0verflow.com>, 2014
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// Routines to load the FPGA image, and then to configure the FPGA's major
// mode once it is configured.
//-----------------------------------------------------------------------------
#ifndef __FPGALOADER_H
#define __FPGALOADER_H
#include <stdint.h>
#include <stdbool.h>
#include "apps.h"
#include "fpga.h"
#include "common.h" // standard definitions
#include "proxmark3.h" // common area
#include "string.h"
#include "BigBuf.h" // bigbuf mem
#include "zlib.h" // uncompress
void FpgaSendCommand(uint16_t cmd, uint16_t v);
void FpgaWriteConfWord(uint8_t v);
void FpgaDownloadAndGo(int bitstream_version);
// void FpgaGatherVersion(int bitstream_version, char *dst, int len);
void FpgaSetupSscExt(uint8_t clearPCER);
void FpgaSetupSsc(void);
void SetupSpi(int mode);
bool FpgaSetupSscDma(uint8_t *buf, int len);
void Fpga_print_status(void);
int FpgaGetCurrent(void);
#define FpgaDisableSscDma(void) AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;
#define FpgaEnableSscDma(void) AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTEN;
void SetAdcMuxFor(uint32_t whichGpio);
// extern and generel turn off the antenna method
extern void switch_off(void);
// definitions for multiple FPGA config files support
#define FPGA_BITSTREAM_LF 1
#define FPGA_BITSTREAM_HF 2
//#define FPGA_BITSTREAM_FELICA 3
// Definitions for the FPGA commands.
#define FPGA_CMD_SET_CONFREG (1<<12)
#define FPGA_CMD_SET_DIVISOR (2<<12)
#define FPGA_CMD_SET_USER_BYTE1 (3<<12)
// Definitions for the FPGA configuration word.
// LF
#define FPGA_MAJOR_MODE_LF_ADC (0<<5)
#define FPGA_MAJOR_MODE_LF_EDGE_DETECT (1<<5)
#define FPGA_MAJOR_MODE_LF_PASSTHRU (2<<5)
// HF
#define FPGA_MAJOR_MODE_HF_READER_TX (0<<5)
#define FPGA_MAJOR_MODE_HF_READER_RX_XCORR (1<<5)
#define FPGA_MAJOR_MODE_HF_SIMULATOR (2<<5)
#define FPGA_MAJOR_MODE_HF_ISO14443A (3<<5)
#define FPGA_MAJOR_MODE_HF_SNOOP (4<<5)
#define FPGA_MAJOR_MODE_HF_FELICA (5<<5)
// BOTH
#define FPGA_MAJOR_MODE_OFF (7<<5)
// Options for LF_ADC
#define FPGA_LF_ADC_READER_FIELD (1<<0)
// Options for LF_EDGE_DETECT
#define FPGA_CMD_SET_EDGE_DETECT_THRESHOLD FPGA_CMD_SET_USER_BYTE1
#define FPGA_LF_EDGE_DETECT_READER_FIELD (1<<0)
#define FPGA_LF_EDGE_DETECT_TOGGLE_MODE (1<<1)
// Options for the HF reader, tx to tag
#define FPGA_HF_READER_TX_SHALLOW_MOD (1<<0)
// Options for the HF reader, correlating against rx from tag
#define FPGA_HF_READER_RX_XCORR_848_KHZ (1<<0)
#define FPGA_HF_READER_RX_XCORR_SNOOP (1<<1)
#define FPGA_HF_READER_RX_XCORR_QUARTER (1<<2)
// Options for the HF simulated tag, how to modulate
#define FPGA_HF_SIMULATOR_NO_MODULATION (0<<0) // 0000
#define FPGA_HF_SIMULATOR_MODULATE_BPSK (1<<0) // 0001
#define FPGA_HF_SIMULATOR_MODULATE_212K (2<<0) // 0010
#define FPGA_HF_SIMULATOR_MODULATE_424K (4<<0) // 0100
#define FPGA_HF_SIMULATOR_MODULATE_424K_8BIT 0x5 // 0101
// no 848K
// Options for ISO14443A
#define FPGA_HF_ISO14443A_SNIFFER (0<<0)
#define FPGA_HF_ISO14443A_TAGSIM_LISTEN (1<<0)
#define FPGA_HF_ISO14443A_TAGSIM_MOD (2<<0)
#define FPGA_HF_ISO14443A_READER_LISTEN (3<<0)
#define FPGA_HF_ISO14443A_READER_MOD (4<<0)
//options for Felica.
#define FPGA_MAJOR_MODE_ISO18092 (5<<5) // 01010 0000
#define FPGA_HF_ISO18092_FLAG_NOMOD (1<<0) // 0001 disable modulation module
#define FPGA_HF_ISO18092_FLAG_424K (2<<0) // 0010 should enable 414k mode (untested). No autodetect
#define FPGA_HF_ISO18092_FLAG_READER (4<<0) // 0100 enables antenna power, to act as a reader instead of tag
#endif