Subversion Repositories s6soc

################################################################################

##

## Filename:    Makefile

##

## Project:     CMod S6 System on a Chip, ZipCPU demonstration project

##

## Purpose:     To coordinate the build of a small ZipOS.

##

## Creator:     Dan Gisselquist, Ph.D.

##              Gisselquist Technology, LLC

##

################################################################################

##

## Copyright (C) 2015-2016, Gisselquist Technology, LLC

##

## This program is free software (firmware): 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 MERCHANTIBILITY 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.  (It's in the $(ROOT)/doc directory, run make with no

## target there if the PDF file isn't present.)  If not, see

##  for a copy.

##

## License:     GPL, v3, as defined and found on www.gnu.org,

##              http://www.gnu.org/licenses/gpl.html

##

##

################################################################################

##

##

all:

CROSS   := zip-

CC      := $(CROSS)gcc

AS      := $(CROSS)as

OBJDUMP := $(CROSS)objdump

OBJDIR  := obj-zip

DEVSRCSR:= display.c keypad.c rtcsim.c txfns.c

DEVSRCS := $(addprefix ../dev/,$(DEVSRCSR))

DEVOBJS := $(addprefix $(OBJDIR)/,$(subst .c,.o,$(DEVSRCSR)))

SOURCES := bootloader.c kernel.c ksetup.c syspipe.c pipesetup.c taskp.c doorbell.c zipsys.c string.c # ziplib.c

OBJECTS := $(addprefix $(OBJDIR)/,$(subst .c,.o,$(SOURCES))) $(DEVOBJS) $(OBJDIR)/resetdump.o

HEADERS := $(wildcard *.h) $(subst .c,.h,$(DEVSRCS))

# CFLAGS  := -O3 -fdump-tree-all -Wall -Wextra -nostdlib -fno-builtin

# CFLAGS  := -O3 -fdump-rtl-all -DZIPOS -Wall -Wextra -nostdlib -fno-builtin

CFLAGS  := -I. -I../dev -Os -DZIPOS -Wall -Wextra -nostdlib -fno-builtin -Wa,-nocis

LDFLAGS := -T cmodram.ld -Wl,-Map,$(OBJDIR)/doorbell.map -nostdlib

all: doorbell

$(OBJDIR)/:

        $(mk-objdir)

%.o: $(OBJDIR)/%.o

$(OBJDIR)/%.o: %.c

        $(mk-objdir)

        $(CC) $(CFLAGS) -c $< -o $@

$(OBJDIR)/%.o: ../dev/%.c

        $(mk-objdir)

        $(CC) $(CFLAGS) -c $< -o $@

$(OBJDIR)/%.txt: $(OBJDIR)/%.o

        $(OBJDUMP) -Dr $^ > $@

$(OBJDIR)/%.s: %.c

        $(mk-objdir)

        $(CC) -S $(CFLAGS) -c $< -o $@

$(OBJDIR)/%.s: ../dev/%.c

        $(mk-objdir)

        $(CC) -S $(CFLAGS) -c $< -o $@

$(OBJDIR)/resetdump.o: resetdump.s

        $(mk-objdir)

        $(AS) -nocis $^ -o $@

doorbell: $(OBJECTS) cmodram.ld

        $(CC) $(LDFLAGS) $(OBJECTS) -o $@

doorbell.txt: doorbell

        $(OBJDUMP) -d $^ > $@

define  mk-objdir

        @bash -c "if [ ! -e $(OBJDIR) ]; then mkdir -p $(OBJDIR); fi"

endef

define  build-depends

        @echo "Building dependency file(s)"

        @$(CC) $(CPPFLAGS) -MM $(SOURCES) $(DEVSRCS) > $(OBJDIR)/xdepends.txt

        @sed -e 's/^.*.o: /$(OBJDIR)\/&/' < $(OBJDIR)/xdepends.txt > $(OBJDIR)/depends.txt

        @rm $(OBJDIR)/xdepends.txt

endef

.PHONY: depends

depends: tags

        $(mk-objdir)

        $(build-depends)

tags: $(SOURCES) $(HEADERS)

        @echo "Generating tags"

        @ctags $(SOURCES) $(DEVSRCS) $(HEADERS)

.PHONY: clean

clean:

        rm -rf $(OBJDIR)/ doorbell

-include $(OBJDIR)/depends.txt