initial commit, start with iceprog as a base

.gitignore

+iceprog
+*.exe
+*.o
+*.d

COPYING

+Copyright (C) 2020 Gregory Davill <greg.davill@gmail.com>
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

Makefile

+PREFIX ?= /usr/local
+DEBUG ?= 0
+ICEPROG ?= 1
+PROGRAM_PREFIX ?=
+
+CXX ?= clang++
+CC ?= clang
+PKG_CONFIG ?= pkg-config
+
+C_STD ?= c99
+CXX_STD ?= c++11
+ifeq ($(DEBUG),1)
+OPT_LEVEL ?= 0
+DBG_LEVEL ?= -ggdb
+else
+OPT_LEVEL ?= 2
+DBG_LEVEL ?=
+endif
+WARN_LEVEL ?= all
+
+LDLIBS = -lm -lstdc++
+CFLAGS += -MD -O$(OPT_LEVEL) $(DBG_LEVEL) -W$(WARN_LEVEL) -std=$(C_STD) -I$(PREFIX)/include
+CXXFLAGS += -MD -O$(OPT_LEVEL) $(DBG_LEVEL) -W$(WARN_LEVEL) -std=$(CXX_STD) -I$(PREFIX)/include
+
+DESTDIR ?=
+CHIPDB_SUBDIR ?= $(PROGRAM_PREFIX)icebox
+
+ifeq ($(MXE),1)
+EXE = .exe
+CXX = /usr/local/src/mxe/usr/bin/i686-w64-mingw32.static-gcc
+CC = $(CXX)
+PKG_CONFIG = /usr/local/src/mxe/usr/bin/i686-w64-mingw32.static-pkg-config
+endif
+
+ifneq ($(shell uname -s),Darwin)
+  LDLIBS = -L/usr/local/lib -lm
+else
+  LIBFTDI_NAME = $(shell $(PKG_CONFIG) --exists libftdi1 && echo ftdi1 || echo ftdi)
+  LDLIBS = -L/usr/local/lib -l$(LIBFTDI_NAME) -lm
+endif
+
+ifeq ($(STATIC),1)
+LDFLAGS += -static
+LDLIBS += $(shell for pkg in libftdi1 libftdi; do $(PKG_CONFIG) --silence-errors --static --libs $$pkg && exit; done; echo -lftdi; )
+CFLAGS += $(shell for pkg in libftdi1 libftdi; do $(PKG_CONFIG) --silence-errors --static --cflags $$pkg && exit; done; )
+else
+LDLIBS += $(shell for pkg in libftdi1 libftdi; do $(PKG_CONFIG) --silence-errors --libs $$pkg && exit; done; echo -lftdi; )
+CFLAGS += $(shell for pkg in libftdi1 libftdi; do $(PKG_CONFIG) --silence-errors --cflags $$pkg && exit; done; )
+endif
+
+all: $(PROGRAM_PREFIX)iceprog$(EXE)
+
+$(PROGRAM_PREFIX)iceprog$(EXE): iceprog.o mpsse.o
+	$(CC) -o $@ $(LDFLAGS) $^ $(LDLIBS)
+
+install: all
+	mkdir -p $(DESTDIR)$(PREFIX)/bin
+	cp $(PROGRAM_PREFIX)iceprog$(EXE) $(DESTDIR)$(PREFIX)/bin/$(PROGRAM_PREFIX)iceprog$(EXE)
+
+uninstall:
+	rm -f $(DESTDIR)$(PREFIX)/bin/$(PROGRAM_PREFIX)iceprog$(EXE)
+
+clean:
+	rm -f $(PROGRAM_PREFIX)iceprog
+	rm -f $(PROGRAM_PREFIX)iceprog.exe
+	rm -f *.o *.d
+
+-include *.d
+
+.PHONY: all install uninstall clean
+

mpsse.h

+/*
+ *  iceprog -- simple programming tool for FTDI-based Lattice iCE programmers
+ *
+ *  Copyright (C) 2015  Clifford Wolf <clifford@clifford.at>
+ *  Copyright (C) 2018  Piotr Esden-Tempski <piotr@esden.net>
+ *
+ *  Permission to use, copy, modify, and/or distribute this software for any
+ *  purpose with or without fee is hereby granted, provided that the above
+ *  copyright notice and this permission notice appear in all copies.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ *  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ *  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef MPSSE_H
+#define MPSSE_H
+
+#include <stdint.h>
+
+void mpsse_check_rx(void);
+void mpsse_error(int status);
+uint8_t mpsse_recv_byte(void);
+void mpsse_send_byte(uint8_t data);
+void mpsse_send_spi(uint8_t *data, int n);
+void mpsse_xfer_spi(uint8_t *data, int n);
+uint8_t mpsse_xfer_spi_bits(uint8_t data, int n);
+void mpsse_set_gpio(uint8_t gpio, uint8_t direction);
+int mpsse_readb_low(void);
+int mpsse_readb_high(void);
+void mpsse_send_dummy_bytes(uint8_t n);
+void mpsse_send_dummy_bit(void);
+void mpsse_init(int ifnum, const char *devstr, bool slow_clock);
+void mpsse_close(void);
+
+#endif /* MPSSE_H */