90 lines
3.5 KiB
Makefile
90 lines
3.5 KiB
Makefile
############################################################################
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# Copyright (C) 2011 by Martin Schmoelzer #
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# <martin.schmoelzer@student.tuwien.ac.at> #
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# #
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# This program is free software; you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation; either version 2 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program; if not, write to the #
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# Free Software Foundation, Inc., #
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. #
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############################################################################
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# Define the name of our tools. Some distributions (e. g. Fedora) prefix
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# the SDCC executables, change this accordingly!
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PREFIX =
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# Small Device C Compiler: http://sdcc.sourceforge.net/
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CC = $(PREFIX)-sdcc
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# 8051 assembler, part of the SDCC software package.
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AS = $(PREFIX)-sdas8051
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# SDCC produces quite messy Intel HEX files. This tool is be used to re-format
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# those files. It is not required for the firmware download functionality in
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# the OpenOCD driver, but the resulting file is smaller.
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PACKIHX = $(PREFIX)-packihx
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# GNU binutils size. Used to print the size of the IHX file generated by SDCC.
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SIZE = size
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# Source and header directories.
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SRC_DIR = src
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INCLUDE_DIR = include
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CODE_SIZE = 0x1B00
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# Starting address of __xdata variables. Since the OpenULINK firmware does not
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# use any of the isochronous interrupts, we can use the isochronous buffer space
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# as XDATA memory.
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XRAM_LOC = 0x2000
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XRAM_SIZE = 0x0800
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CFLAGS = --std-sdcc99 --opt-code-size --model-small
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LDFLAGS = --code-loc 0x0000 --code-size $(CODE_SIZE) --xram-loc $(XRAM_LOC) \
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--xram-size $(XRAM_SIZE) --iram-size 256 --model-small
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# list of base object files
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OBJECTS = main.rel usb.rel protocol.rel jtag.rel delay.rel USBJmpTb.rel
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HEADERS = $(INCLUDE_DIR)/main.h \
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$(INCLUDE_DIR)/usb.h \
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$(INCLUDE_DIR)/protocol.h \
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$(INCLUDE_DIR)/jtag.h \
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$(INCLUDE_DIR)/delay.h \
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$(INCLUDE_DIR)/reg_ezusb.h \
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$(INCLUDE_DIR)/io.h \
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$(INCLUDE_DIR)/msgtypes.h
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# Disable all built-in rules.
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.SUFFIXES:
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# Targets which are executed even when identically named file is present.
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.PHONY: all, clean
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all: ulink_firmware.ihx
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$(SIZE) ulink_firmware.ihx
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ulink_firmware.ihx: $(OBJECTS)
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$(CC) -mmcs51 $(LDFLAGS) -o $@ $^
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# Rebuild every C module (there are only 5 of them) if any header changes.
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%.rel: $(SRC_DIR)/%.c $(HEADERS)
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$(CC) -c $(CFLAGS) -mmcs51 -I$(INCLUDE_DIR) -o $@ $<
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%.rel: $(SRC_DIR)/%.a51
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$(AS) -lsgo $@ $<
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clean:
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rm -f *.asm *.lst *.rel *.rst *.sym *.ihx *.lk *.map *.mem
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hex: ulink_firmware.ihx
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$(PACKIHX) ulink_firmware.ihx > ulink_firmware.hex
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