New driver: BTCFPGA ModMiner

Makefile.am

@@ -80,6 +80,12 @@ if HAS_ICARUS
 cgminer_SOURCES += driver-icarus.c
 endif
 
+if HAS_MODMINER
+cgminer_SOURCES += driver-modminer.c
+bitstreamsdir = $(bindir)/bitstreams
+dist_bitstreams_DATA = bitstreams/*
+endif
+
 if HAS_ZTEX
 cgminer_SOURCES += driver-ztex.c libztex.c libztex.h
 bitstreamsdir = $(bindir)/bitstreams

bitstreams/COPYING_fpgaminer

@@ -0,0 +1,23 @@
+All the bitstream files included in this directory that follow the name pattern fpgaminer_*.ncd are:
+
+----
+
+Copyright (c) 2011-2012 fpgaminer@bitcoin-mining.com
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+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 Open Source FPGA Bitcoin Miner project GitHub repository:
+https://github.com/progranism/Open-Source-FPGA-Bitcoin-Miner/tree/master/projects/X6000_ztex_comm4/hdl

cgminer.c

@@ -664,8 +664,12 @@ static void load_temp_cutoffs()
 			devices[device]->cutofftemp = val;
 		}
 	}
-	else
-		val = opt_cutofftemp;
+	else {
+		for (i = device; i < total_devices; ++i)
+			if (!devices[i]->cutofftemp)
+				devices[i]->cutofftemp = opt_cutofftemp;
+		return;
+	}
 	if (device <= 1) {
 		for (i = device; i < total_devices; ++i)
 			devices[i]->cutofftemp = val;
@@ -1137,6 +1141,9 @@ static char *opt_verusage_and_exit(const char *extra)
 #ifdef USE_ICARUS
 		"icarus "
 #endif
+#ifdef USE_MODMINER
+		"modminer "
+#endif
 #ifdef USE_ZTEX
 		"ztex "
 #endif
@@ -4730,6 +4737,10 @@ extern struct device_api bitforce_api;
 extern struct device_api icarus_api;
 #endif
 
+#ifdef USE_MODMINER
+extern struct device_api modminer_api;
+#endif
+
 #ifdef USE_ZTEX
 extern struct device_api ztex_api;
 #endif
@@ -4972,6 +4983,10 @@ int main(int argc, char *argv[])
 	bitforce_api.api_detect();
 #endif
 
+#ifdef USE_MODMINER
+	modminer_api.api_detect();
+#endif
+
 #ifdef USE_ZTEX
 	ztex_api.api_detect();
 #endif

configure.ac

@@ -209,6 +209,17 @@ if test "x$icarus" = xyes; then
 fi
 AM_CONDITIONAL([HAS_ICARUS], [test x$icarus = xyes])
 
+modminer="no"
+
+AC_ARG_ENABLE([modminer],
+	[AC_HELP_STRING([--enable-modminer],[Compile support for ModMiner FPGAs(default disabled)])],
+	[modminer=$enableval]
+	)
+if test "x$modminer" = xyes; then
+	AC_DEFINE([USE_MODMINER], [1], [Defined to 1 if ModMiner support is wanted])
+fi
+AM_CONDITIONAL([HAS_MODMINER], [test x$modminer = xyes])
+
 ztex="no"
 
 AC_ARG_ENABLE([ztex],
@@ -245,7 +256,7 @@ else
 fi
 
 
-AM_CONDITIONAL([NEED_FPGAUTILS], [test x$icarus$bitforce$ztex != xnonono])
+AM_CONDITIONAL([NEED_FPGAUTILS], [test x$icarus$bitforce$modminer$ztex != xnononono])
 AM_CONDITIONAL([HAVE_CURSES], [test x$curses = xyes])
 AM_CONDITIONAL([WANT_JANSSON], [test x$request_jansson = xtrue])
 AM_CONDITIONAL([HAVE_WINDOWS], [test x$have_win32 = xtrue])
@@ -294,7 +305,7 @@ fi
 
 AM_CONDITIONAL([HAS_YASM], [test x$has_yasm = xtrue])
 
-if test "x$bitforce" != xno; then
+if test "x$bitforce$modminer" != xnono; then
 	AC_ARG_WITH([libudev], [AC_HELP_STRING([--without-libudev], [Autodetect FPGAs using libudev (default enabled)])],
 		[libudev=$withval],
 		[libudev=auto]
@@ -416,13 +427,13 @@ 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$ztex" = xnononono; then
+		if test "x$cpumining$bitforce$icarus$ztex$modminer" = xnonononono; then
 			AC_MSG_ERROR([No mining configured in])
 		fi
 	fi
 else
 	echo "  OpenCL...............: Detection overrided. GPU mining support DISABLED"
-	if test "x$cpumining$bitforce$icarus$ztex" = xnononono; then
+	if test "x$cpumining$bitforce$icarus$ztex$modminer" = xnonononono; then
 		AC_MSG_ERROR([No mining configured in])
 	fi
 fi
@@ -450,13 +461,19 @@ else
 	echo "  Icarus.FPGAs.........: Disabled"
 fi
 
+if test "x$modminer" = xyes; then
+	echo "  ModMiner.FPGAs.......: Enabled"
+else
+	echo "  ModMiner.FPGAs.......: Disabled"
+fi
+
 if test "x$ztex" = xyes; then
 	echo "  Ztex.FPGAs...........: Enabled"
 else
 	echo "  Ztex.FPGAs...........: Disabled"
 fi
 
-if test "x$bitforce" != xno; then
+if test "x$bitforce$modminer" != xnono; then
 	echo "  libudev.detection....: $libudev"
 fi