thodg/cgminer/libztex.h

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• Hash : 44c0f72a
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  Date : 2012-12-08T12:55:26
  

  libztex: silenced another warning

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• libztex.h

• /**
   *   libztex.h - headers for Ztex 1.15x fpga board support library
   *
   *   Copyright (c) 2012 nelisky.btc@gmail.com
   *
   *   This work is based upon the Java SDK provided by ztex which is
   *   Copyright (C) 2009-2011 ZTEX GmbH.
   *   http://www.ztex.de
   *
   *   This program is free software; you can redistribute it and/or modify
   *   it under the terms of the GNU General Public License version 2 as
   *   published by the Free Software Foundation.
   *
   *   This program is distributed in the hope that it will be useful, but
   *   WITHOUT ANY WARRANTY; without even the implied warranty of
   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   *   General Public License for more details.
   *
   *   You should have received a copy of the GNU General Public License
   *   along with this program; if not, see http://www.gnu.org/licenses/.
  **/
  #ifndef __LIBZTEX_H__
  #define __LIBZTEX_H__
  
  #include <libusb.h>
  
  #define LIBZTEX_MAX_DESCRIPTORS 512
  #define LIBZTEX_SNSTRING_LEN 10
  
  #define LIBZTEX_IDVENDOR 0x221A
  #define LIBZTEX_IDPRODUCT 0x0100
  
  #define LIBZTEX_MAXMAXERRORRATE 0.05
  #define LIBZTEX_ERRORHYSTERESIS 0.1
  #define LIBZTEX_OVERHEATTHRESHOLD 0.4
  
  struct libztex_fpgastate {
  	bool fpgaConfigured;
  	unsigned char fpgaChecksum;
  	uint16_t fpgaBytes;
  	unsigned char fpgaInitB;
  	unsigned char fpgaFlashResult;
  	bool fpgaFlashBitSwap;
  };
  
  struct libztex_device {
  	pthread_mutex_t	mutex;
  	struct libztex_device *root;
  	int16_t fpgaNum;
  	bool valid;
  	struct libusb_device_descriptor descriptor;
  	libusb_device_handle *hndl; 
  	unsigned char usbbus;
  	unsigned char usbaddress;
  	unsigned char snString[LIBZTEX_SNSTRING_LEN+1];
  	unsigned char productId[4];
  	unsigned char fwVersion;
  	unsigned char interfaceVersion;
  	unsigned char interfaceCapabilities[6];
  	unsigned char moduleReserved[12];
  	uint8_t numNonces;
  	uint16_t offsNonces;
  	double freqM1;	
  	uint8_t freqM;
  	uint8_t freqMaxM;
  	uint8_t freqMDefault;
  	char* bitFileName;
  	bool suspendSupported;
  	double hashesPerClock;
  	uint8_t extraSolutions;
  
  	double errorCount[256];
  	double errorWeight[256];
  	double errorRate[256];
  	double maxErrorRate[256];
  
  	int16_t numberOfFpgas;
  	int selectedFpga;
  	bool parallelConfigSupport;
  	
  	char repr[20];
  };
  
  struct libztex_dev_list { 
  	struct libztex_device *dev;
  	struct libztex_dev_list *next;
  };
  
  struct libztex_hash_data {
  	uint32_t goldenNonce[2];
  	uint32_t nonce;
  	uint32_t hash7;
  };
  
  extern int libztex_scanDevices (struct libztex_dev_list ***devs);
  extern void libztex_freeDevList (struct libztex_dev_list **devs);
  extern int libztex_prepare_device (struct libusb_device *dev, struct libztex_device** ztex);
  extern void libztex_destroy_device (struct libztex_device* ztex);
  extern int libztex_configureFpga (struct libztex_device *dev);
  extern int libztex_setFreq (struct libztex_device *ztex, uint16_t freq);
  extern int libztex_sendHashData (struct libztex_device *ztex, unsigned char *sendbuf);
  extern int libztex_readHashData (struct libztex_device *ztex, struct libztex_hash_data nonces[]);
  extern int libztex_resetFpga (struct libztex_device *ztex);
  extern int libztex_selectFpga(struct libztex_device *ztex);
  extern int libztex_numberOfFpgas(struct libztex_device *ztex);
  
  #endif /* __LIBZTEX_H__ */
  

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