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################################################################################
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##
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##
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## Filename: Makefile
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## Filename: Makefile
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##
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##
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## Project: wbuart32, a full featured UART with simulator
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## Project: wbuart32, a full featured UART with simulator
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##
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##
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## Purpose: To direct the Verilator build of the Verilog portion of the
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## Purpose: To direct the Verilator build of the Verilog portion of the
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## bench test. The result is C++ code (built by Verilator), that
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## bench test. The result is C++ code (built by Verilator), that
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## is then built (herein) into a library.
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## is then built (herein) into a library.
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##
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##
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## ALTERNATE_PURPOSE:
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## ALTERNATE_PURPOSE:
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## All of the Verilog files within this directory may be made top level
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## All of the Verilog files within this directory may be made top level
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## files in their own right for the purpose of testing the UART capability
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## files in their own right for the purpose of testing the UART capability
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## of your board. Should you wish to test these as toplevel files, you
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## of your board. Should you wish to test these as toplevel files, you
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## will need to remove the i_setup from the input, and set it to something
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## will need to remove the i_setup from the input, and set it to something
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## like:
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## like:
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## wire [29:0] i_setup;
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## wire [29:0] i_setup;
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##
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##
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## // If we have a 100MHz clock, then we can set up for a 115,200
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## // If we have a 100MHz clock, then we can set up for a 115,200
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## // baud clock by setting i_setup to (100MHz / 115200) ~= 868.
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## // baud clock by setting i_setup to (100MHz / 115200) ~= 868.
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## // The upper bits of this number also set the protocol to
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## // The upper bits of this number also set the protocol to
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## // one stop bit, no parity, and 8 data bits.
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## // one stop bit, no parity, and 8 data bits.
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## assign i_setup = 30'd868; // 115,200 Baud 8N1
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## assign i_setup = 30'd868; // 115,200 Baud 8N1
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##
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##
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## Using this purpose, the UART ports of a new piece of hardware may be
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## Using this purpose, the UART ports of a new piece of hardware may be
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## proven. To do this,
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## proven. To do this,
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## 1. get BLINKY working first--to prove that the clock works like
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## 1. get BLINKY working first--to prove that the clock works like
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## you think it does. Then, once BLINKY is running,
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## you think it does. Then, once BLINKY is running,
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## 2. get helloworld working. This requires only the clock and
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## 2. get helloworld working. This requires only the clock and
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## the output UART pin to work.
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## the output UART pin to work.
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## (Aside) 3. Once helloworld works, you should be able to get
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## (Aside) 3. Once helloworld works, you should be able to get
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## speechfifo to work with no further hassles.
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## speechfifo to work with no further hassles.
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## 4. After helloworld works, switch to getting linetest running on
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## 4. After helloworld works, switch to getting linetest running on
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## your hardware. This will prove that you have not only
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## your hardware. This will prove that you have not only
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## the clock and output UART pin working, but that you also
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## the clock and output UART pin working, but that you also
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## have the input UART pin working as well.
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## have the input UART pin working as well.
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##
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##
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## Targets: The default target of this makefile, all, builds the target
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## Targets: The default target of this makefile, all, builds the target
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## test, which includes the linetest Verilator library, the
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## test, which includes the linetest Verilator library, the
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## helloworld Verilator library, and the speechfifo Verilator library--all
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## helloworld Verilator library, and the speechfifo Verilator library--all
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## necessary for bench testing using the C++ files in bench/cpp.
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## necessary for bench testing using the C++ files in bench/cpp.
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##
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##
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## Creator: Dan Gisselquist, Ph.D.
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## Creator: Dan Gisselquist, Ph.D.
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## Gisselquist Technology, LLC
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## Gisselquist Technology, LLC
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##
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##
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################################################################################
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################################################################################
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##
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##
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## Copyright (C) 2015-2016, Gisselquist Technology, LLC
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## Copyright (C) 2015-2016, Gisselquist Technology, LLC
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##
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##
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## This program is free software (firmware): you can redistribute it and/or
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## This program is free software (firmware): you can redistribute it and/or
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## modify it under the terms of the GNU General Public License as published
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## modify it under the terms of the GNU General Public License as published
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## by the Free Software Foundation, either version 3 of the License, or (at
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## by the Free Software Foundation, either version 3 of the License, or (at
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## your option) any later version.
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## your option) any later version.
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##
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##
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## This program is distributed in the hope that it will be useful, but WITHOUT
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## This program is distributed in the hope that it will be useful, but WITHOUT
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## ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
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## ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
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## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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## for more details.
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## for more details.
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##
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##
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## You should have received a copy of the GNU General Public License along
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## You should have received a copy of the GNU General Public License along
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## with this program. (It's in the $(ROOT)/doc directory. Run make with no
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## with this program. (It's in the $(ROOT)/doc directory. Run make with no
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## target there if the PDF file isn't present.) If not, see
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## target there if the PDF file isn't present.) If not, see
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## for a copy.
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## for a copy.
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##
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##
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## License: GPL, v3, as defined and found on www.gnu.org,
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## License: GPL, v3, as defined and found on www.gnu.org,
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## http://www.gnu.org/licenses/gpl.html
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## http://www.gnu.org/licenses/gpl.html
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##
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##
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################################################################################
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################################################################################
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##
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##
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##
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##
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all: test
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.PHONY: all
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all: test tags
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YYMMDD=`date +%Y%m%d`
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YYMMDD=`date +%Y%m%d`
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CXX := g++
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CXX := g++
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FBDIR := .
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FBDIR := .
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VDIRFB:= $(FBDIR)/obj_dir
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VDIRFB:= $(FBDIR)/obj_dir
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RTLDR := ../../rtl
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RTLDR := ../../rtl
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VERILATOR := verilator
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VERILATOR := verilator
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VFLAGS := -Wall --MMD --trace -y ../../rtl -cc
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VFLAGS := -Wall --MMD --trace -y $(RTLDR) -cc
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.PHONY: test testline testhello speechfifo
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.PHONY: test testline testhello speechfifo
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test: testline testhello speechfifo
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test: testline testhello speechfifo
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testline: $(VDIRFB)/Vlinetest__ALL.a
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testline: $(VDIRFB)/Vlinetest__ALL.a
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testhello: $(VDIRFB)/Vhelloworld__ALL.a
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testhello: $(VDIRFB)/Vhelloworld__ALL.a
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speechfifo: $(VDIRFB)/Vspeechfifo__ALL.a
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speechfifo: $(VDIRFB)/Vspeechfifo__ALL.a
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$(VDIRFB)/Vlinetest__ALL.a: $(VDIRFB)/Vlinetest.h $(VDIRFB)/Vlinetest.cpp
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$(VDIRFB)/Vlinetest__ALL.a: $(VDIRFB)/Vlinetest.cpp
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$(VDIRFB)/Vlinetest__ALL.a: $(VDIRFB)/Vlinetest.mk
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$(VDIRFB)/Vhelloworld__ALL.a: $(VDIRFB)/Vhelloworld.cpp
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$(VDIRFB)/Vlinetest.h $(VDIRFB)/Vlinetest.cpp $(VDIRFB)/Vlinetest.mk: linetest.v
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$(VDIRFB)/Vspeechfifo__ALL.a: $(VDIRFB)/Vspeechfifo.cpp
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$(VDIRFB)/Vlinetest.h $(VDIRFB)/Vlinetest.cpp $(VDIRFB)/Vlinetest.mk: $(RTLDR)/rxuart.v $(RTLDR)/txuart.v
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$(VDIRFB)/Vlinetest.h $(VDIRFB)/Vlinetest.cpp $(VDIRFB)/Vlinetest.mk: $(RTLDR)/rxuartlite.v $(RTLDR)/txuartlite.v
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$(VDIRFB)/V%.mk: $(VDIRFB)/%.h
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$(VDIRFB)/V%.h: $(VDIRFB)/%.cpp
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$(VDIRFB)/Vhelloworld__ALL.a: $(VDIRFB)/Vhelloworld.h $(VDIRFB)/Vhelloworld.cpp
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$(VDIRFB)/V%.cpp: $(FBDIR)/%.v
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$(VDIRFB)/Vhelloworld__ALL.a: $(VDIRFB)/Vhelloworld.mk
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$(VDIRFB)/Vhelloworld.h $(VDIRFB)/Vhelloworld.cpp $(VDIRFB)/Vhelloworld.mk: helloworld.v
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$(VDIRFB)/Vhelloworld.h $(VDIRFB)/Vhelloworld.cpp $(VDIRFB)/Vhelloworld.mk: $(RTLDR)/txuartlite.v $(RTLDR)/txuart.v
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SPEECHSRCS := $(addprefix $(RTLDR)/,rxuart.v txuart.v rxuartlite.v txuartlite.v ufifo.v wbuart.v)
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SPEECHVFILES:= $(addprefix $(VDIRFB)/,Vspeechfifo.h Vspeechfifo.cpp Vspeechfifo.mk)
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$(VDIRFB)/Vspeechfifo__ALL.a: $(VDIRFB)/Vspeechfifo.h $(VDIRFB)/Vspeechfifo.cpp
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$(VDIRFB)/Vspeechfifo__ALL.a: $(VDIRFB)/Vspeechfifo.mk
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$(SPEECHVFILES): speechfifo.v $(SPEECHSRCS)
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$(VDIRFB)/V%.cpp $(VDIRFB)/V%.h $(VDIRFB)/V%.mk: $(FBDIR)/%.v
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$(VERILATOR) $(VFLAGS) $*.v
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$(VERILATOR) $(VFLAGS) $*.v
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$(VDIRFB)/V%__ALL.a: $(VDIRFB)/V%.mk
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$(VDIRFB)/V%__ALL.a: $(VDIRFB)/V%.cpp
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cd $(VDIRFB); make -f V$*.mk
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cd $(VDIRFB); make -f V$*.mk
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tags: $(wildcard *.v) $(wildcard $(RTLDR)/*.v)
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ctags *.v $(RTLDR)/*.v
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.PHONY: clean
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.PHONY: clean
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clean:
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clean:
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rm -rf $(VDIRFB)/*.mk
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rm -rf tags $(VDIRFB)/
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rm -rf $(VDIRFB)/*.cpp
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rm -rf $(VDIRFB)/*.h
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DEPS := $(wildcard $(VDIRFB)/*.d)
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rm -rf $(VDIRFB)/
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ifneq ($(MAKECMDGOALS),clean)
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DIRS := $(wildcard $(VDIRFB)/*.d)
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ifneq ($(DEPS),)
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ifneq ($(DIRS),)
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include $(DEPS)
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-include $(DIRS)
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endif
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endif
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endif
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