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Merge branch 'ztex-master' of https://github.com/nelisky/cgminer into ztex

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This commit is contained in:
Con Kolivas 2012-04-20 21:20:03 +10:00
commit 46faefbe82
13 changed files with 975 additions and 7 deletions
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8
Makefile.am
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@ -13,7 +13,7 @@ EXTRA_DIST = example.conf m4/gnulib-cache.m4 linux-usb-cgminer \
SUBDIRS = lib compat ccan
INCLUDES = $(PTHREAD_FLAGS) -fno-strict-aliasing $(JANSSON_INCLUDES)
INCLUDES = $(PTHREAD_FLAGS) -fno-strict-aliasing $(JANSSON_INCLUDES) $(USB_FLAGS)
bin_PROGRAMS = cgminer
@ -22,7 +22,7 @@ bin_SCRIPTS = *.cl
cgminer_LDFLAGS = $(PTHREAD_FLAGS)
cgminer_LDADD = $(DLOPEN_FLAGS) @LIBCURL_LIBS@ @JANSSON_LIBS@ @PTHREAD_LIBS@ \
@OPENCL_LIBS@ @NCURSES_LIBS@ @PDCURSES_LIBS@ @WS2_LIBS@ \
@UDEV_LIBS@ \
@UDEV_LIBS@ @USB_LIBS@ \
@MATH_LIBS@ lib/libgnu.a ccan/libccan.a
cgminer_CPPFLAGS = -I$(top_builddir)/lib -I$(top_srcdir)/lib @OPENCL_FLAGS@
@ -74,3 +74,7 @@ endif
if HAS_ICARUS
cgminer_SOURCES += icarus.c
endif
if HAS_ZTEX
cgminer_SOURCES += ztex.c libztex.c
endif

24
bitstreams/LICENSE.txt Normal file
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@ -0,0 +1,24 @@
All the bitstream files included in this directory that follow the name pattern ztex_*.bit are:
----
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 3 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/.
----
You can find the original sources at the BTCMiner project home page: http://www.ztex.de/btcminer/

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bitstreams/ztex_ufm1_15b1.bit Normal file
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bitstreams/ztex_ufm1_15d1.bit Normal file
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21
cgminer.c
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@ -54,7 +54,6 @@
#include <sys/wait.h>
#endif
enum workio_commands {
WC_GET_WORK,
WC_SUBMIT_WORK,
@ -1016,6 +1015,9 @@ static char *opt_verusage_and_exit(const char *extra)
#endif
#ifdef USE_ICARUS
"icarus "
#endif
#ifdef USE_ZTEX
"ztex "
#endif
"mining support.\n"
, packagename);
@ -1526,6 +1528,8 @@ static bool submit_upstream_work(const struct work *work)
res = json_object_get(val, "result");
if (!QUIET) {
#ifndef MIPSEB
// This one segfaults on my router for some reason
isblock = regeneratehash(work);
if (isblock)
found_blocks++;
@ -1533,6 +1537,7 @@ static bool submit_upstream_work(const struct work *work)
sprintf(hashshow, "%08lx.%08lx.%08lx%s",
(unsigned long)(hash32[7]), (unsigned long)(hash32[6]), (unsigned long)(hash32[5]),
isblock ? " BLOCK!" : "");
#endif
}
/* Theoretically threads could race when modifying accepted and
@ -4130,6 +4135,9 @@ static void clean_up(void)
#ifdef HAVE_OPENCL
clear_adl(nDevs);
#endif
#ifdef HAVE_LIBUSB
libusb_exit(NULL);
#endif
gettimeofday(&total_tv_end, NULL);
#ifdef HAVE_CURSES
@ -4385,6 +4393,10 @@ extern struct device_api bitforce_api;
extern struct device_api icarus_api;
#endif
#ifdef USE_ZTEX
extern struct device_api ztex_api;
#endif
static int cgminer_id_count = 0;
@ -4419,6 +4431,9 @@ int main(int argc, char *argv[])
for (i = 0; i < argc; i++)
initial_args[i] = strdup(argv[i]);
initial_args[argc] = NULL;
#ifdef HAVE_LIBUSB
libusb_init(NULL);
#endif
mutex_init(&hash_lock);
mutex_init(&qd_lock);
@ -4572,6 +4587,10 @@ int main(int argc, char *argv[])
icarus_api.api_detect();
#endif
#ifdef USE_ZTEX
ztex_api.api_detect();
#endif
#ifdef WANT_CPUMINE
cpu_api.api_detect();
#endif

36
configure.ac
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@ -62,6 +62,8 @@ AC_FUNC_ALLOCA
have_win32=false
PTHREAD_FLAGS="-lpthread"
USB_LIBS=""
USB_FLAGS=""
DLOPEN_FLAGS="-ldl"
OPENCL_LIBS="-lOpenCL"
WS2_LIBS=""
@ -207,6 +209,16 @@ if test "x$icarus" = xyes; then
fi
AM_CONDITIONAL([HAS_ICARUS], [test x$icarus = xyes])
ztex="no"
AC_ARG_ENABLE([ztex],
[AC_HELP_STRING([--enable-ztex],[Compile support for Ztex (default disabled)])],
[ztex=$enableval]
)
if test "x$ztex" = xyes; then
AC_DEFINE([USE_ZTEX], [1], [Defined to 1 if Ztex support is wanted])
fi
AM_CONDITIONAL([HAS_ZTEX], [test x$ztex = xyes])
curses="auto"
@ -301,6 +313,14 @@ if test "x$bitforce" != xno; then
fi
AM_CONDITIONAL([HAVE_LIBUDEV], [test x$libudev != xno])
if test "x$ztex" != xno; then
AC_CHECK_LIB(usb-1.0, libusb_init, ,
AC_MSG_ERROR([Could not find usb library - please install libusb]))
AC_DEFINE([HAVE_LIBUSB], [1], [Defined to 1 if libusb is wanted])
USB_LIBS="-lusb-1.0"
USB_FLAGS=""
fi
PKG_PROG_PKG_CONFIG()
PKG_CHECK_MODULES([LIBCURL], [libcurl >= 7.15.6], [AC_DEFINE([CURL_HAS_SOCKOPT], [1], [Defined if version of curl supports sockopts.])],
@ -362,6 +382,8 @@ AC_SUBST(PDCURSES_LIBS)
AC_SUBST(WS2_LIBS)
AC_SUBST(MATH_LIBS)
AC_SUBST(UDEV_LIBS)
AC_SUBST(USB_LIBS)
AC_SUBST(USB_FLAGS)
AC_CONFIG_FILES([
Makefile
@ -393,13 +415,13 @@ if test "x$opencl" != xno; then
echo " OpenCL...............: FOUND. GPU mining support enabled"
else
echo " OpenCL...............: NOT FOUND. GPU mining support DISABLED"
if test "x$cpumining$bitforce$icarus" = xnonono; then
if test "x$cpumining$bitforce$icarus$ztex" = xnononono; then
AC_MSG_ERROR([No mining configured in])
fi
fi
else
echo " OpenCL...............: Detection overrided. GPU mining support DISABLED"
if test "x$cpumining$bitforce$icarus" = xnonono; then
if test "x$cpumining$bitforce$icarus$ztex" = xnononono; then
AC_MSG_ERROR([No mining configured in])
fi
fi
@ -427,6 +449,12 @@ else
echo " Icarus.FPGAs.........: Disabled"
fi
if test "x$ztex" = xyes; then
echo " Ztex.FPGAs...........: Enabled"
else
echo " Ztex.FPGAs...........: Disabled"
fi
if test "x$bitforce" != xno; then
echo " libudev.detection....: $libudev"
fi
@ -441,8 +469,8 @@ echo
echo "Compilation............: make (or gmake)"
echo " CPPFLAGS.............: $CPPFLAGS"
echo " CFLAGS...............: $CFLAGS"
echo " LDFLAGS..............: $LDFLAGS $PTHREAD_FLAGS"
echo " LDADD................: $DLOPEN_FLAGS $LIBCURL_LIBS $JANSSON_LIBS $PTHREAD_LIBS $OPENCL_LIBS $NCURSES_LIBS $PDCURSES_LIBS $WS2_LIBS $MATH_LIBS $UDEV_LIBS"
echo " LDFLAGS..............: $LDFLAGS $PTHREAD_FLAGS $USB_FLAGS"
echo " LDADD................: $DLOPEN_FLAGS $LIBCURL_LIBS $JANSSON_LIBS $PTHREAD_LIBS $OPENCL_LIBS $NCURSES_LIBS $PDCURSES_LIBS $WS2_LIBS $MATH_LIBS $UDEV_LIBS $USB_LIBS"
echo
echo "Installation...........: make install (as root if needed, with 'su' or 'sudo')"
echo " prefix...............: $prefix"

459
libztex.c Normal file
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@ -0,0 +1,459 @@
/**
* libztex.c - 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/.
**/
#include <stdio.h>
#include <unistd.h>
#include "miner.h"
#include "libztex.h"
#define BUFSIZE 256
//* Capability index for EEPROM support.
#define CAPABILITY_EEPROM 0,0
//* Capability index for FPGA configuration support.
#define CAPABILITY_FPGA 0,1
//* Capability index for FLASH memory support.
#define CAPABILITY_FLASH 0,2
//* Capability index for DEBUG helper support.
#define CAPABILITY_DEBUG 0,3
//* Capability index for AVR XMEGA support.
#define CAPABILITY_XMEGA 0,4
//* Capability index for AVR XMEGA support.
#define CAPABILITY_HS_FPGA 0,5
//* Capability index for AVR XMEGA support.
#define CAPABILITY_MAC_EEPROM 0,6
static bool libztex_checkDevice (struct libusb_device *dev) {
int err;
struct libusb_device_descriptor desc;
err = libusb_get_device_descriptor(dev, &desc);
if (unlikely(err != 0)) {
applog(LOG_ERR, "Ztex check device: Failed to open read descriptor with error %d", err);
return false;
}
if (!(desc.idVendor == LIBZTEX_IDVENDOR && desc.idProduct == LIBZTEX_IDPRODUCT)) {
applog(LOG_DEBUG, "Not a ZTEX device %0.4x:%0.4x", desc.idVendor, desc.idProduct);
return false;
}
return true;
}
static bool libztex_checkCapability (struct libztex_device *ztex, int i, int j) {
if (!((i>=0) && (i<=5) && (j>=0) && (j<8) &&
(((ztex->interfaceCapabilities[i] & 255) & (1 << j)) != 0)))
applog(LOG_ERR, "%s: capability missing: %d %d", ztex->repr, i, i);
return true;
}
static int libztex_detectBitstreamBitOrder (const unsigned char *buf, int size) {
int i;
size -= 4;
for (i=0; i<size; i++) {
if ( ((buf[i] & 255)==0xaa) && ((buf[i+1] & 255)==0x99) && ((buf[i+2] & 255)==0x55) && ((buf[i+3] & 255)==0x66) )
return 1;
if ( ((buf[i] & 255)==0x55) && ((buf[i+1] & 255)==0x99) && ((buf[i+2] & 255)==0xaa) && ((buf[i+3] & 255)==0x66) )
return 0;
}
applog(LOG_WARNING, "Unable to determine bitstream bit order: no signature found");
return 0;
}
static void libztex_swapBits (unsigned char *buf, int size) {
int i;
unsigned char c;
for (i=0; i<size; i++) {
c = buf[i];
buf[i] = ((c & 128) >> 7) |
((c & 64) >> 5) |
((c & 32) >> 3) |
((c & 16) >> 1) |
((c & 8) << 1) |
((c & 4) << 3) |
((c & 2) << 5) |
((c & 1) << 7);
}
}
static int libztex_getFpgaState (struct libztex_device *ztex, struct libztex_fpgastate *state) {
int cnt;
unsigned char buf[9];
if (!libztex_checkCapability(ztex, CAPABILITY_FPGA))
return -1;
cnt = libusb_control_transfer(ztex->hndl, 0xc0, 0x30, 0, 0, buf, 9, 1000);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "%s: Failed getFpgaState with err %d", ztex->repr, cnt);
return cnt;
}
state->fpgaConfigured = (buf[0] == 0);
state->fpgaChecksum = buf[1] & 0xff;
state->fpgaBytes = ((buf[5] & 0xff)<<24) | ((buf[4] & 0xff)<<16) | ((buf[3] & 0xff)<<8) | (buf[2] & 0xff);
state->fpgaInitB = buf[6] & 0xff;
state->fpgaFlashResult = buf[7];
state->fpgaFlashBitSwap = (buf[8] != 0);
return 0;
}
static int libztex_configureFpgaLS (struct libztex_device *ztex, const char* firmware, bool force, char bs) {
struct libztex_fpgastate state;
ssize_t pos=0;
int transactionBytes = 2048;
unsigned char buf[transactionBytes], cs;
int tries, cnt, buf_p, i;
FILE *fp;
if (!libztex_checkCapability(ztex, CAPABILITY_FPGA))
return -1;
libztex_getFpgaState(ztex, &state);
if (!force && state.fpgaConfigured) {
applog(LOG_DEBUG, "Bitstream already configured");
return 1;
}
for (tries=10; tries>0; tries--) {
fp = fopen(firmware, "rb");
if (!fp) {
applog(LOG_ERR, "%s: failed to read firmware '%s'", ztex->repr, firmware);
return -2;
}
cs = 0;
while (pos < transactionBytes && !feof(fp)) {
buf[pos] = getc(fp);
cs += buf[pos++];
};
if (feof(fp))
pos--;
if ( bs != 0 && bs != 1 )
bs = libztex_detectBitstreamBitOrder(buf, transactionBytes<pos ? transactionBytes : pos);
//* Reset fpga
cnt = libztex_resetFpga(ztex);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "%s: Failed reset fpga with err %d", ztex->repr, cnt);
continue;
}
if ( bs == 1 )
libztex_swapBits(buf, pos);
buf_p = pos;
while (1) {
i = 0;
while (i < buf_p) {
cnt = libusb_control_transfer(ztex->hndl, 0x40, 0x32, 0, 0, &buf[i], buf_p-i, 5000);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "%s: Failed send fpga data with err %d", ztex->repr, cnt);
break;
}
i += cnt;
}
if (i < buf_p || buf_p < transactionBytes)
break;
buf_p = 0;
while (buf_p < transactionBytes && !feof(fp)) {
buf[buf_p] = getc(fp);
cs += buf[buf_p++];
};
if (feof(fp))
buf_p--;
pos += buf_p;
if (buf_p == 0)
break;
if ( bs == 1 )
libztex_swapBits(buf, buf_p);
}
if (cnt >= 0)
tries = 0;
fclose(fp);
}
libztex_getFpgaState(ztex, &state);
if (!state.fpgaConfigured) {
applog(LOG_ERR, "%s: FPGA configuration failed: DONE pin does not go high", ztex->repr);
return 3;
}
usleep(200000);
applog(LOG_INFO, "%s: FPGA configuration done", ztex->repr);
return 0;
}
int libztex_configureFpga (struct libztex_device *ztex) {
int rv;
char buf[256] = "bitstreams/";
memset(&buf[11], 0, 245);
strcpy(&buf[11], ztex->bitFileName);
strcpy(&buf[strlen(buf)], ".bit");
rv = libztex_configureFpgaLS(ztex, buf, true, 2);
return rv;
}
int libztex_setFreq (struct libztex_device *ztex, uint16_t freq) {
int cnt;
if (freq > ztex->freqMaxM)
freq = ztex->freqMaxM;
cnt = libusb_control_transfer(ztex->hndl, 0x40, 0x83, freq, 0, NULL, 0, 500);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "Ztex check device: Failed to set frequency with err %d", cnt);
return cnt;
}
ztex->freqM = freq;
applog(LOG_WARNING, "%s: Frequency change to %0.2f Mhz", ztex->repr, ztex->freqM1 * (ztex->freqM + 1));
return 0;
}
int libztex_resetFpga (struct libztex_device *ztex) {
return libusb_control_transfer(ztex->hndl, 0x40, 0x31, 0, 0, NULL, 0, 1000);
}
int libztex_prepare_device (struct libusb_device *dev, struct libztex_device** ztex) {
struct libztex_device *newdev;
int cnt, err;
unsigned char buf[64];
newdev = malloc(sizeof(struct libztex_device));
newdev->valid = false;
newdev->hndl = NULL;
newdev->bitFileName = NULL;
*ztex = newdev;
err = libusb_get_device_descriptor(dev, &newdev->descriptor);
if (unlikely(err != 0)) {
applog(LOG_ERR, "Ztex check device: Failed to open read descriptor with error %d", err);
return err;
}
// Check vendorId and productId
if (!(newdev->descriptor.idVendor == LIBZTEX_IDVENDOR &&
newdev->descriptor.idProduct == LIBZTEX_IDPRODUCT)) {
applog(LOG_ERR, "Not a ztex device? %0.4X, %0.4X", newdev->descriptor.idVendor, newdev->descriptor.idProduct);
return 1;
}
err = libusb_open(dev, &newdev->hndl);
if (unlikely(err != 0)) {
applog(LOG_ERR, "Ztex check device: Failed to open handle with error %d", err);
return err;
}
cnt = libusb_get_string_descriptor_ascii (newdev->hndl, newdev->descriptor.iSerialNumber, newdev->snString,
LIBZTEX_SNSTRING_LEN+1);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "Ztex check device: Failed to read device snString with err %d", cnt);
return cnt;
}
cnt = libusb_control_transfer(newdev->hndl, 0xc0, 0x22, 0, 0, buf, 40, 500);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "Ztex check device: Failed to read ztex descriptor with err %d", cnt);
return cnt;
}
if ( buf[0]!=40 || buf[1]!=1 || buf[2]!='Z' || buf[3]!='T' || buf[4]!='E' || buf[5]!='X' ) {
applog(LOG_ERR, "Ztex check device: Error reading ztex descriptor");
return 2;
}
newdev->productId[0] = buf[6];
newdev->productId[1] = buf[7];
newdev->productId[2] = buf[8];
newdev->productId[3] = buf[9];
newdev->fwVersion = buf[10];
newdev->interfaceVersion = buf[11];
newdev->interfaceCapabilities[0] = buf[12];
newdev->interfaceCapabilities[1] = buf[13];
newdev->interfaceCapabilities[2] = buf[14];
newdev->interfaceCapabilities[3] = buf[15];
newdev->interfaceCapabilities[4] = buf[16];
newdev->interfaceCapabilities[5] = buf[17];
newdev->moduleReserved[0] = buf[18];
newdev->moduleReserved[1] = buf[19];
newdev->moduleReserved[2] = buf[20];
newdev->moduleReserved[3] = buf[21];
newdev->moduleReserved[4] = buf[22];
newdev->moduleReserved[5] = buf[23];
newdev->moduleReserved[6] = buf[24];
newdev->moduleReserved[7] = buf[25];
newdev->moduleReserved[8] = buf[26];
newdev->moduleReserved[9] = buf[27];
newdev->moduleReserved[10] = buf[28];
newdev->moduleReserved[11] = buf[29];
cnt = libusb_control_transfer(newdev->hndl, 0xc0, 0x82, 0, 0, buf, 64, 500);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "Ztex check device: Failed to read ztex descriptor with err %d", cnt);
return cnt;
}
if (unlikely(buf[0] != 4)) {
if (unlikely(buf[0] != 2)) {
applog(LOG_ERR, "Invalid BTCMiner descriptor version. Firmware must be updated (%d).", buf[0]);
return 3;
}
applog(LOG_WARNING, "Firmware out of date");
}
newdev->numNonces = buf[1] + 1;
newdev->offsNonces = ((buf[2] & 255) | ((buf[3] & 255) << 8)) - 10000;
newdev->freqM1 = ( (buf[4] & 255) | ((buf[5] & 255) << 8) ) * 0.01;
newdev->freqMaxM = (buf[7] & 255);
newdev->freqM = (buf[6] & 255);
newdev->freqMDefault = newdev->freqM;
for (cnt=0; cnt<255; cnt++) {
newdev->errorCount[cnt] = 0;
newdev->errorWeight[cnt] = 0;
newdev->errorRate[cnt] = 0;
newdev->maxErrorRate[cnt] = 0;
}
cnt = strlen((char *)&buf[buf[0]==4?10:8]);
newdev->bitFileName = malloc(sizeof(char)*(cnt+1));
memcpy(newdev->bitFileName, &buf[buf[0]==4?10:8], cnt+1);
newdev->usbbus = libusb_get_bus_number(dev);
newdev->usbaddress = libusb_get_device_address(dev);
sprintf(newdev->repr, "ZTEX %.3d:%.3d-%s", newdev->usbbus, newdev->usbaddress, newdev->snString);
newdev->valid = true;
return 0;
}
void libztex_destroy_device (struct libztex_device* ztex) {
if (ztex->hndl != NULL) {
libusb_close(ztex->hndl);
ztex->hndl = NULL;
}
if (ztex->bitFileName != NULL) {
free(ztex->bitFileName);
ztex->bitFileName = NULL;
}
free(ztex);
}
int libztex_scanDevices (struct libztex_dev_list*** devs_p) {
libusb_device **list;
struct libztex_device *ztex;
ssize_t cnt = libusb_get_device_list(NULL, &list);
ssize_t i = 0;
int found = 0, pos = 0, err;
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "Ztex scan devices: Failed to list usb devices with err %d", cnt);
return 0;
}
int usbdevices[LIBZTEX_MAX_DESCRIPTORS];
for (i = 0; i < cnt; i++) {
if (libztex_checkDevice(list[i])) {
// Got one!
usbdevices[found] = i;
found++;
}
}
struct libztex_dev_list **devs;
devs = malloc(sizeof(struct libztex_dev_list *) * found);
if (devs == NULL) {
applog(LOG_ERR, "Ztex scan devices: Failed to allocate memory");
return 0;
}
for (i = 0; i < found; i++) {
err = libztex_prepare_device(list[usbdevices[i]], &ztex);
if (unlikely(err != 0))
applog(LOG_ERR, "prepare device: %d", err);
// check if valid
if (!ztex->valid) {
libztex_destroy_device(ztex);
continue;
}
devs[pos] = malloc(sizeof(struct libztex_dev_list));
devs[pos]->dev = ztex;
devs[pos]->next = NULL;
if (pos > 0)
devs[pos-1]->next = devs[pos];
pos++;
}
libusb_free_device_list(list, 1);
*devs_p = devs;
return pos;
}
int libztex_sendHashData (struct libztex_device *ztex, unsigned char *sendbuf) {
int cnt;
if (ztex == NULL || ztex->hndl == NULL)
return 0;
cnt = libusb_control_transfer(ztex->hndl, 0x40, 0x80, 0, 0, sendbuf, 44, 1000);
if (unlikely(cnt < 0))
applog(LOG_ERR, "%s: Failed sendHashData with err %d", ztex->repr, cnt);
return cnt;
}
int libztex_readHashData (struct libztex_device *ztex, struct libztex_hash_data nonces[]) {
// length of buf must be 8 * (numNonces + 1)
unsigned char rbuf[12*8];
int cnt, i;
if (ztex->hndl == NULL)
return 0;
cnt = libusb_control_transfer(ztex->hndl, 0xc0, 0x81, 0, 0, rbuf, 12*ztex->numNonces, 1000);
if (unlikely(cnt < 0)) {
applog(LOG_ERR, "%s: Failed readHashData with err %d", ztex->repr, cnt);
return cnt;
}
for (i=0; i<ztex->numNonces; i++) {
memcpy((char*)&nonces[i].goldenNonce, &rbuf[i*12], 4);
nonces[i].goldenNonce -= ztex->offsNonces;
memcpy((char*)&nonces[i].nonce, &rbuf[(i*12)+4], 4);
nonces[i].nonce -= ztex->offsNonces;
memcpy((char*)&nonces[i].hash7, &rbuf[(i*12)+8], 4);
}
return cnt;
}
void libztex_freeDevList (struct libztex_dev_list **devs) {
ssize_t cnt = 0;
bool done = false;
while (!done) {
if (devs[cnt]->next == NULL)
done = true;
free(devs[cnt++]);
}
free(devs);
}

95
libztex.h Normal file
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@ -0,0 +1,95 @@
/**
* 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-1.0/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 0.5
struct libztex_fpgastate {
bool fpgaConfigured;
unsigned char fpgaChecksum;
uint16_t fpgaBytes;
unsigned char fpgaInitB;
unsigned char fpgaFlashResult;
bool fpgaFlashBitSwap;
};
struct libztex_device {
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;
double errorCount[256];
double errorWeight[256];
double errorRate[256];
double maxErrorRate[256];
char repr[64];
};
struct libztex_dev_list {
struct libztex_device *dev;
struct libztex_dev_list *next;
};
struct libztex_hash_data {
uint32_t goldenNonce;
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);
#endif /* __LIBZTEX_H__ */

11
miner.h
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@ -61,6 +61,14 @@ void *alloca (size_t);
#include "ADL_SDK/adl_sdk.h"
#endif
#ifdef HAVE_LIBUSB
#include <libusb-1.0/libusb.h>
#endif
#ifdef USE_ZTEX
#include "libztex.h"
#endif
#if !defined(WIN32) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))
#define bswap_16 __builtin_bswap16
#define bswap_32 __builtin_bswap32
@ -249,6 +257,9 @@ struct cgpu_info {
int device_id;
char *device_path;
FILE *device_file;
#ifdef USE_ZTEX
struct libztex_device *device;
#endif
int device_fd;
enum dev_enable deven;

0
mkinstalldirs Normal file → Executable file
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5
todo_ztex.txt Normal file
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@ -0,0 +1,5 @@
- verify setting cgpu.status=DEAD does in fact stop the thread
- allow configuring bitstream directory
- HS fpga config
- allow configuring LIBZTEX_OVERHEATTHRESHOLD
- hotplug support?

323
ztex.c Normal file
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@ -0,0 +1,323 @@
/**
* ztex.c - cgminer worker for Ztex 1.15x fpga board
*
* 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 work is based upon the icarus.c worker which is
* Copyright 2012 Luke Dashjr
* Copyright 2012 Xiangfu <xiangfu@openmobilefree.com>
*
* 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/.
**/
#include <unistd.h>
#include <sha2.h>
#include "miner.h"
#include "libztex.h"
#define GOLDEN_BACKLOG 5
struct device_api ztex_api, ztex_hotplug_api;
// Forward declarations
static void ztex_disable (struct thr_info* thr);
static bool ztex_prepare(struct thr_info *thr);
static void ztex_detect()
{
int cnt;
int i;
struct libztex_dev_list **ztex_devices;
cnt = libztex_scanDevices(&ztex_devices);
applog(LOG_WARNING, "Found %d ztex board(s)", cnt);
for (i=0; i<cnt; i++) {
if (total_devices == MAX_DEVICES)
break;
struct cgpu_info *ztex;
ztex = calloc(1, sizeof(struct cgpu_info));
ztex->api = &ztex_api;
ztex->device_id = total_devices;
ztex->device = ztex_devices[i]->dev;
ztex->threads = 1;
devices[total_devices++] = ztex;
applog(LOG_WARNING,"%s: Found Ztex, mark as %d", ztex->device->repr, ztex->device_id);
}
if (cnt > 0)
libztex_freeDevList(ztex_devices);
}
static bool ztex_updateFreq (struct libztex_device* ztex)
{
int i, maxM, bestM;
double bestR, r;
for (i=0; i<ztex->freqMaxM; i++)
if (ztex->maxErrorRate[i+1]*i < ztex->maxErrorRate[i]*(i+20))
ztex->maxErrorRate[i+1] = ztex->maxErrorRate[i]*(1.0+20.0/i);
maxM = 0;
while (maxM<ztex->freqMDefault && ztex->maxErrorRate[maxM+1]<LIBZTEX_MAXMAXERRORRATE)
maxM++;
while (maxM<ztex->freqMaxM && ztex->errorWeight[maxM]>150 && ztex->maxErrorRate[maxM+1]<LIBZTEX_MAXMAXERRORRATE)
maxM++;
bestM = 0;
bestR = 0;
for (i=0; i<=maxM; i++) {
r = (i + 1 + ( i == ztex->freqM ? LIBZTEX_ERRORHYSTERESIS : 0))*(1-ztex->maxErrorRate[i]);
if (r > bestR) {
bestM = i;
bestR = r;
}
}
if (bestM != ztex->freqM)
libztex_setFreq(ztex, bestM);
maxM = ztex->freqMDefault;
while (maxM<ztex->freqMaxM && ztex->errorWeight[maxM+1] > 100)
maxM++;
if ((bestM < (1.0-LIBZTEX_OVERHEATTHRESHOLD) * maxM) && bestM < maxM - 1) {
libztex_resetFpga(ztex);
applog(LOG_ERR, "%s: frequency drop of %.1f%% detect. This may be caused by overheating. FPGA is shut down to prevent damage.", ztex->repr, (1.0-1.0*bestM/maxM)*100);
return false;
}
return true;
}
static bool ztex_checkNonce (struct libztex_device *ztex,
struct work *work,
struct libztex_hash_data *hdata)
{
uint32_t *data32 = (uint32_t *)(work->data);
unsigned char swap[128];
uint32_t *swap32 = (uint32_t *)swap;
unsigned char hash1[32];
unsigned char hash2[32];
uint32_t *hash2_32 = (uint32_t *)hash2;
int i;
#if defined(__BIGENDIAN__) || defined(MIPSEB)
hdata->nonce = swab32(hdata->nonce);
hdata->hash7 = swab32(hdata->hash7);
#endif
work->data[64 + 12 + 0] = (hdata->nonce >> 0) & 0xff;
work->data[64 + 12 + 1] = (hdata->nonce >> 8) & 0xff;
work->data[64 + 12 + 2] = (hdata->nonce >> 16) & 0xff;
work->data[64 + 12 + 3] = (hdata->nonce >> 24) & 0xff;
for (i = 0; i < 80 / 4; i++)
swap32[i] = swab32(data32[i]);
sha2(swap, 80, hash1, false);
sha2(hash1, 32, hash2, false);
#if defined(__BIGENDIAN__) || defined(MIPSEB)
if (hash2_32[7] != ((hdata->hash7 + 0x5be0cd19) & 0xFFFFFFFF)) {
#else
if (swab32(hash2_32[7]) != ((hdata->hash7 + 0x5be0cd19) & 0xFFFFFFFF)) {
#endif
ztex->errorCount[ztex->freqM] += 1.0/ztex->numNonces;
applog(LOG_DEBUG, "%s: checkNonce failed for %0.8X", ztex->repr, hdata->nonce);
return false;
}
return true;
}
static uint64_t ztex_scanhash(struct thr_info *thr, struct work *work,
__maybe_unused uint64_t max_nonce)
{
struct libztex_device *ztex;
unsigned char sendbuf[44];
int i, j;
uint32_t backlog[GOLDEN_BACKLOG];
int backlog_p = 0;
uint32_t lastnonce[GOLDEN_BACKLOG], nonce, noncecnt = 0;
bool overflow, found, rv;
struct libztex_hash_data hdata[GOLDEN_BACKLOG];
ztex = thr->cgpu->device;
memcpy(sendbuf, work->data + 64, 12);
memcpy(sendbuf+12, work->midstate, 32);
memset(backlog, 0, sizeof(backlog));
i = libztex_sendHashData(ztex, sendbuf);
if (i < 0) {
// Something wrong happened in send
applog(LOG_ERR, "%s: Failed to send hash data with err %d, retrying", ztex->repr, i);
usleep(500000);
i = libztex_sendHashData(ztex, sendbuf);
if (i < 0) {
// And there's nothing we can do about it
ztex_disable(thr);
applog(LOG_ERR, "%s: Failed to send hash data with err %d, giving up", ztex->repr, i);
return 0;
}
}
applog(LOG_DEBUG, "sent hashdata");
for (i=0; i<ztex->numNonces; i++)
lastnonce[i] = 0;
overflow = false;
while (!(overflow || work_restart[thr->id].restart)) {
usleep(250000);
if (work_restart[thr->id].restart) {
applog(LOG_DEBUG, "%s: New work detected", ztex->repr);
break;
}
i = libztex_readHashData(ztex, &hdata[0]);
if (i < 0) {
// Something wrong happened in read
applog(LOG_ERR, "%s: Failed to read hash data with err %d, retrying", ztex->repr, i);
usleep(500000);
i = libztex_readHashData(ztex, &hdata[0]);
if (i < 0) {
// And there's nothing we can do about it
ztex_disable(thr);
applog(LOG_ERR, "%s: Failed to read hash data with err %d, giving up", ztex->repr, i);
return 0;
}
}
if (work_restart[thr->id].restart) {
applog(LOG_DEBUG, "%s: New work detected", ztex->repr);
break;
}
ztex->errorCount[ztex->freqM] *= 0.995;
ztex->errorWeight[ztex->freqM] = ztex->errorWeight[ztex->freqM] * 0.995 + 1.0;
for (i=0; i<ztex->numNonces; i++) {
nonce = hdata[i].nonce;
#if defined(__BIGENDIAN__) || defined(MIPSEB)
nonce = swab32(nonce);
#endif
if (nonce > noncecnt)
noncecnt = nonce;
if (((nonce & 0x7fffffff) >> 4) < ((lastnonce[i] & 0x7fffffff) >> 4)) {
applog(LOG_DEBUG, "%s: overflow nonce=%0.8x lastnonce=%0.8x", ztex->repr, nonce, lastnonce[i]);
overflow = true;
} else {
lastnonce[i] = nonce;
}
#if !(defined(__BIGENDIAN__) || defined(MIPSEB))
nonce = swab32(nonce);
#endif
if (!ztex_checkNonce(ztex, work, &hdata[i])) {
thr->cgpu->hw_errors++;
continue;
}
nonce = hdata[i].goldenNonce;
if (nonce > 0) {
found = false;
for (j=0; j<GOLDEN_BACKLOG; j++) {
if (backlog[j] == nonce) {
found = true;
break;
}
}
if (!found) {
applog(LOG_DEBUG, "%s: Share found", ztex->repr);
backlog[backlog_p++] = nonce;
if (backlog_p >= GOLDEN_BACKLOG)
backlog_p = 0;
#if defined(__BIGENDIAN__) || defined(MIPSEB)
nonce = swab32(nonce);
#endif
work->blk.nonce = 0xffffffff;
rv = submit_nonce(thr, work, nonce);
applog(LOG_DEBUG, "%s: submitted %0.8x %d", ztex->repr, nonce, rv);
}
}
}
}
ztex->errorRate[ztex->freqM] = ztex->errorCount[ztex->freqM] / ztex->errorWeight[ztex->freqM] * (ztex->errorWeight[ztex->freqM]<100 ? ztex->errorWeight[ztex->freqM]*0.01 : 1.0);
if (ztex->errorRate[ztex->freqM] > ztex->maxErrorRate[ztex->freqM])
ztex->maxErrorRate[ztex->freqM] = ztex->errorRate[ztex->freqM];
if (!ztex_updateFreq(ztex))
// Something really serious happened, so mark this thread as dead!
return 0;
applog(LOG_DEBUG, "%s: exit %1.8X", ztex->repr, noncecnt);
work->blk.nonce = 0xffffffff;
return noncecnt > 0 ? noncecnt : 1;
}
static void ztex_statline_before(char *buf, struct cgpu_info *cgpu)
{
if (cgpu->deven == DEV_ENABLED) {
tailsprintf(buf, "%s | ", cgpu->device->snString);
tailsprintf(buf, "%0.2fMhz | ", cgpu->device->freqM1 * (cgpu->device->freqM + 1));
}
}
static bool ztex_prepare(struct thr_info *thr)
{
struct timeval now;
struct cgpu_info *ztex = thr->cgpu;
gettimeofday(&now, NULL);
get_datestamp(ztex->init, &now);
if (libztex_configureFpga(ztex->device) != 0)
return false;
ztex->device->freqM = -1;
ztex_updateFreq(ztex->device);
applog(LOG_DEBUG, "%s: prepare", ztex->device->repr);
return true;
}
static void ztex_shutdown(struct thr_info *thr)
{
if (thr->cgpu->device != NULL) {
applog(LOG_DEBUG, "%s: shutdown", thr->cgpu->device->repr);
libztex_destroy_device(thr->cgpu->device);
thr->cgpu->device = NULL;
}
}
static void ztex_disable (struct thr_info *thr)
{
applog(LOG_ERR, "%s: Disabling!", thr->cgpu->device->repr);
devices[thr->cgpu->device_id]->deven = DEV_DISABLED;
ztex_shutdown(thr);
}
struct device_api ztex_api = {
.name = "ZTX",
.api_detect = ztex_detect,
.get_statline_before = ztex_statline_before,
.thread_prepare = ztex_prepare,
.scanhash = ztex_scanhash,
.thread_shutdown = ztex_shutdown,
};