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Makefile.lcc
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Makefile.lcc
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#
# Copyright (c) 1996-1997 Swiss Federal Institute of Technology,
# Computer Engineering and Networks Laboratory. All rights reserved.
#
# TOPSY - A Teachable Operating System.
# Implementation of a tiny and simple micro kernel for
# teaching purposes.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation for any purpose, without fee, and without written
# agreement is hereby granted, provided that the above copyright notice
# and the following two paragraphs appear in all copies of this software.
#
# File: $Source: /proj/topsy/ss98/Topsy/RCS/Makefile,v $
# Author(s):
# Affiliation: ETH Zuerich, TIK
# Version: $Revision: 1.54 $
# Creation Date:
# Last Date of Change: $Date: 1998/04/07 16:50:58 $ by: $Author: fiedler $
# host platform
include Makefile.platform
# all architecture dependent information is here
include Makefile.mips
# several defines to be reused later
OBJ=$(ARCH).obj
DEBUG= -g
CCDEBUG= $(DEBUG)
CFLAGS= $(MACHINE_CFLAGS) -A $(CCDEBUG)
LDFLAGS= -G0
DIRS=Topsy Memory IO IO/Drivers IO/Drivers/FPGA_Prog Threads Startup
ALLDIRS=$(DIRS) $(addsuffix /${ARCH}, $(DIRS))
INC=$(addprefix -I, $(ALLDIRS))
DEFS = -DDEBUG_LEVEL=2
OPTIMIZE = -O2
# here come the source files by module
ST=Startup
STFILES=$(ST)/Startup.c $(ST)/$(ARCH)/start.S
TO=Topsy
TOFILES=$(TO)/HashList.c $(TO)/List.c $(TO)/Support.c $(TO)/Syscall.c \
$(TO)/$(ARCH)/SyscallMsg.S $(TO)/Error.c $(TO)/Lock.c \
$(TO)/$(ARCH)/SupportAsm.S $(TO)/$(ARCH)/Exception.c
MM=Memory
MMFILES=$(MM)/MMInit.c $(MM)/$(ARCH)/MMDirectMapping.c \
$(MM)/$(ARCH)/MMError.c $(MM)/MMHeapMemory.c $(MM)/MMMain.c \
$(MM)/MMVirtualMemory.c $(MM)/$(ARCH)/tlb.S
TM=Threads
TMFILES=$(TM)/TMInit.c $(TM)/TMIPC.c $(TM)/TMMain.c \
$(TM)/TMScheduler.c $(TM)/TMThread.c $(TM)/$(ARCH)/TMHal.c \
$(TM)/$(ARCH)/TMError.c $(TM)/$(ARCH)/TMHalAsm.S $(TM)/$(ARCH)/TMClock.c
IO=IO
IOFILES=$(IO)/IOMain.c $(IO)/IODevice.c $(IO)/$(ARCH)/IOHal.c \
$(IO)/IOConsole.c $(IO)/Drivers/SCN2681_DUART.c \
$(IO)/Drivers/FPGA_Comm.c $(IO)/Drivers/FPGA_Prog/fpga_prog.c \
$(IO)/Drivers/FPGA_Prog/fpgadata.c $(IO)/Drivers/Loopback.c \
$(IO)/Drivers/intel8254.c
# here we define lists of all source and all object filenames (with path)
KERNELFILES=$(STFILES) $(TOFILES) $(MMFILES) $(TMFILES) $(IOFILES)
KERNELOBJS=$(KERNELFILES:.c=.o) $(KERNELFILES:.S=.o)
REALKERNELOBJS=$(addsuffix .o, $(addprefix $(OBJ)/, $(basename $(KERNELFILES))))
all: kernel user bootlinker bootlink
# here are the main rules for optimized C, non-optimized C, Assembler, and Java code
$(OBJ)/%.o: %.c $(OBJ)
$(CC) $(CFLAGS) $(INC) $(DEFS) $(OPTIMIZE) -DSEGMAP=$(HEXSEGMAP) -c $< -o $@
${OBJ}/$(TM)/$(ARCH)/TMClock.o: $(OBJ)/%.o: %.c $(OBJ)
$(CC) $(CFLAGS) $(INC) $(DEFS) -DSEGMAP=$(HEXSEGMAP) -c $< -o $@
# $(CC) $(CFLAGS) $(INC) -c $< -o $@
$(OBJ)/%.o: %.S $(OBJ)
$(CPP) $(INC) $< > /tmp/${<F}.s
$(CC) $(CFLAGS) -c /tmp/${<F}.s -o $@
$(RM) -f /tmp/${<F}.s
%.class: %.java
javac -O $<
# this rule makes a tree of directories under mips.obj
$(OBJ):
mkdir $(OBJ) $(addprefix $(OBJ)/, $(ALLDIRS))
# this builds the Topsy kernel
kernel: kernel.elf32 kernel.bin kernel.dump kernel.sym kernel.dis
kernel.elf32: $(REALKERNELOBJS) link.scr
$(LD) $(LDFLAGS) $(DEBUG) -o kernel.elf32 $(REALKERNELOBJS) -T link.scr
kernel.bin: $(REALKERNELOBJS) link.scr
$(LD) $(LDFLAGS) $(DEBUG) --oformat binary -o kernel.bin $(REALKERNELOBJS) -T link.scr
kernel.dump: kernel.elf32
$(OBJDUMP) -x $< > $@
kernel.dis: kernel.elf32
$(OBJDUMP) -D -j .text $< > $@
kernel.sym: kernel.elf32
$(NM) $< | grep ' T ' > $@ || true
# the user process has its own makefile
user.srec:
$(MAKE) -C User
user.dump: user.elf32
$(OBJDUMP) -x $< > $@
user.dis: user.elf32
$(OBJDUMP) -D -j .text $< > $@
user.sym: user.elf32
$(NM) $< | grep ' T ' > $@ || true
# user and kernel need to be joined for download
bootlink: kernel user.srec user.dump user.sym user.dis
$(SIZE) -Ax kernel.elf32 > kSize
$(SIZE) -Ax user.elf32 > uSize
(cd BootLinker; \
java BootLinker ../kSize ../uSize ../user.srec $(SEGMAP) $(USERINKERNELAT); \
mv segmap.bin .. )
$(OBJCOPY) kernel.elf32 \
--adjust-section-vma ".user"=0x$(USERINKERNELAT) \
--add-section ".user"=user.bin \
--set-section-flags ".user"=alloc \
--adjust-section-vma ".segmap"=0x$(SEGMAP) \
--add-section ".segmap"=segmap.bin \
--set-section-flags ".segmap"=alloc \
--target=elf32-bigmips topsy.elf32
$(OBJCOPY) -g --target=srec topsy.elf32 topsy.srec
$(OBJDUMP) -x topsy.elf32 > topsy.dump
# this is the tool which generates the segmap
bootlinker: BootLinker/BootLinker.class
# use this to remove temporary files
clean:
(cd User; $(MAKE) clean)
$(RM) -rf $(OBJ)
$(RM) -f kernel.bin kernel.elf32 kernel.srec kernel.dump kernel.sym kernel.dis \
user.elf32 user.bin user.srec user.dump user.sym user.dis \
segmap.bin segmap.srec \
topsy.elf32 topsy.srec topsy.dump \
kSize uSize segmap *~ *.bak
$(RM) -f Startup/*.bak Startup/*~ Startup/$(ARCH)/*.bak Startup/$(ARCH)/*~ Memory/*.bak Memory/*~ Memory/$(ARCH)/*.bak Memory/$(ARCH)/*~ Threads/*.bak Threads/*~ Threads/$(ARCH)/*.bak Threads/$(ARCH)/*~ IO/*.bak IO/*~ IO/$(ARCH)/*.bak IO/$(ARCH)/*~ Topsy/*~ Topsy/*.bak Topsy/$(ARCH)/*~ Topsy/$(ARCH)/*.bak BootLinker/*~ BootLinker/*.bak BootLinker/*.class IO/Drivers/*.bak IO/Drivers/*~
# this is a practical command to show some statistics on source and object size
size:
wc -l Topsy/*.[ch] Startup/*.[ch] Startup/$(ARCH)/*.[chS] Memory/*.[ch] Memory/$(ARCH)/*.[chS] Threads/*.[ch] Threads/$(ARCH)/*.[chS] IO/*.[ch] IO/Drivers/*.[chS] IO/$(ARCH)/*.[chS]
$(SIZE) kernel.elf32 $(REALKERNELOBJS) | sort -n -r
$(SIZE) user.elf32 User/mips.obj/* | sort -n -r
$(SIZE) -Ax topsy.elf32