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source: trunk/Makefile.tsar @ 397

Last change on this file since 397 was 380, checked in by alain, 7 years ago
Remove the generic kernel/kern/do_exception files to handle exceptions in HAL. The HAL call only the vmm_handle_page_fault() function if required.
File size: 20.2 KB

Rev	Line
[1]	1	#############################################################################
[58]	2	# ALMOS-MKH Makefile for TSAR #
[1]	3	#############################################################################
	4
	5	-include params.mk
	6
	7	# Compilation flags.
	8	CFLAGS = -Wall -ffreestanding -mno-gpopt -mips32 -g -O2 \
	9	-fno-delete-null-pointer-checks
	10	# -fno-delete-null-pointer-checks -std=c99
	11
[58]	12	export
[1]	13	CC = mipsel-unknown-elf-gcc
	14	AS = mipsel-unknown-elf-as
	15	LD = mipsel-unknown-elf-ld
	16	DU = mipsel-unknown-elf-objdump
	17	AR = mipsel-unknown-elf-ar
	18
[101]	19	LIBGCC = -L$(shell $(CC) -print-libgcc-file-name \| sed 's/libgcc.a//')
[1]	20	# Default values for hardware parameters.
	21	# These parameters should be defined in the 'params.mk' file.
[58]	22	ARCH ?= /users/alain/soc/tsar-trunk-svn-2013/platforms/tsar_generic_iob
[1]	23	X_SIZE ?= 2
	24	Y_SIZE ?= 2
	25	NB_PROCS ?= 2
[204]	26	NB_TTYS ?= 3
[1]	27	FBF_WIDTH ?= 256
	28	IOC_TYPE ?= IOC_BDV
	29
	30
	31	# Checking hardware platform definition.
	32	ifeq ($(wildcard $(ARCH)),)
	33	$(error Please define in ARCH parameter the path to the hardware platform!)
	34	endif
	35
[58]	36	# Rules that don't build target files
[1]	37	# always out-of-date, need to be regenerated everytime they are called
	38	.PHONY: compile \
	39	dirs \
	40	list \
	41	extract \
	42	fsck \
	43	clean \
	44	build-disk \
	45	build/boot/boot.elf \
	46	build/kernel/kernel.elf
	47
	48	# Objects to be linked for boot.elf generation
	49	BOOT_OBJS = build/boot/boot.o \
	50	build/boot/boot_fat32.o \
	51	build/boot/boot_utils.o \
	52	build/boot/boot_entry.o \
	53	build/boot/boot_tty_driver.o \
	54	build/boot/boot_hba_driver.o \
	55	build/boot/boot_bdv_driver.o \
	56	build/boot/boot_mmc_driver.o
	57
	58	# List of directories to be searched for included files
	59	# when compiling for boot.elf generation
	60	BOOT_INCLUDE = -Itools/bootloader_tsar \
	61	-Itools/arch_info \
[62]	62	-Ihal/tsar_mips32/core \
[1]	63	-I.
	64
[58]	65	# Objects to be linked for the soclib drivers library
[1]	66	DRIVERS_OBJS = build/kernel/drivers/soclib_tty.o \
	67	build/kernel/drivers/soclib_bdv.o \
	68	build/kernel/drivers/soclib_hba.o \
	69	build/kernel/drivers/soclib_mmc.o \
	70	build/kernel/drivers/soclib_pic.o \
	71	build/kernel/drivers/soclib_nic.o \
[12]	72	build/kernel/drivers/soclib_dma.o \
[1]	73	build/kernel/drivers/soclib_iob.o
	74
[58]	75	# Objects to be linked for kernel.elf generation
[1]	76	KERN_OBJS = build/kernel/kern/kernel_init.o \
	77	build/kernel/kern/printk.o \
	78	build/kernel/kern/thread.o \
	79	build/kernel/kern/process.o \
[12]	80	build/kernel/kern/chdev.o \
[1]	81	build/kernel/kern/cluster.o \
	82	build/kernel/kern/scheduler.o \
	83	build/kernel/kern/core.o \
	84	build/kernel/kern/dqdt.o \
[16]	85	build/kernel/kern/do_syscall.o \
	86	build/kernel/kern/do_interrupt.o \
[23]	87	build/kernel/kern/rpc.o \
	88	build/kernel/kern/signal.o
[1]	89
	90	HAL_OBJS = build/kernel/hal/hal_special.o \
	91	build/kernel/hal/hal_context.o \
	92	build/kernel/hal/hal_atomic.o \
	93	build/kernel/hal/hal_remote.o \
	94	build/kernel/hal/hal_uspace.o \
	95	build/kernel/hal/hal_irqmask.o \
[16]	96	build/kernel/hal/hal_gpt.o \
[53]	97	build/kernel/hal/hal_ppm.o \
[16]	98	build/kernel/hal/hal_exception.o \
	99	build/kernel/hal/hal_interrupt.o \
	100	build/kernel/hal/hal_syscall.o \
[238]	101	build/kernel/hal/hal_drivers.o \
[317]	102	build/kernel/hal/hal_kentry.o \
	103	build/kernel/hal/hal_switch.o
[1]	104
	105	DEV_OBJS = build/kernel/devices/dev_txt.o \
	106	build/kernel/devices/dev_ioc.o \
	107	build/kernel/devices/dev_mmc.o \
	108	build/kernel/devices/dev_nic.o \
	109	build/kernel/devices/dev_pic.o \
[12]	110	build/kernel/devices/dev_dma.o \
	111	build/kernel/devices/dev_fbf.o \
[58]	112	build/kernel/devices/dev_iob.o
[1]	113
	114	MM_OBJS = build/kernel/mm/ppm.o \
	115	build/kernel/mm/vmm.o \
	116	build/kernel/mm/vseg.o \
	117	build/kernel/mm/page.o \
	118	build/kernel/mm/kcm.o \
	119	build/kernel/mm/khm.o \
	120	build/kernel/mm/mapper.o \
	121	build/kernel/mm/kmem.o
	122
	123	LIBK_OBJS = build/kernel/libk/grdxt.o \
	124	build/kernel/libk/bits.o \
	125	build/kernel/libk/elf.o \
	126	build/kernel/libk/string.o \
	127	build/kernel/libk/ctype.o \
	128	build/kernel/libk/rwlock.o \
	129	build/kernel/libk/spinlock.o \
[16]	130	build/kernel/libk/barrier.o \
[1]	131	build/kernel/libk/remote_barrier.o \
	132	build/kernel/libk/remote_spinlock.o \
	133	build/kernel/libk/remote_rwlock.o \
	134	build/kernel/libk/remote_fifo.o \
[23]	135	build/kernel/libk/remote_mutex.o \
	136	build/kernel/libk/remote_sem.o \
	137	build/kernel/libk/remote_condvar.o \
[1]	138	build/kernel/libk/memcpy.o \
[23]	139	build/kernel/libk/htab.o \
[1]	140	build/kernel/libk/xhtab.o
	141
[16]	142	SYS_OBJS_0 = build/kernel/syscalls/sys_thread_exit.o \
[23]	143	build/kernel/syscalls/sys_mmap.o \
[16]	144	build/kernel/syscalls/sys_thread_create.o \
	145	build/kernel/syscalls/sys_thread_join.o \
	146	build/kernel/syscalls/sys_thread_detach.o \
	147	build/kernel/syscalls/sys_thread_yield.o \
	148	build/kernel/syscalls/sys_sem.o \
[23]	149	build/kernel/syscalls/sys_condvar.o \
[16]	150	build/kernel/syscalls/sys_barrier.o \
[23]	151	build/kernel/syscalls/sys_mutex.o
[1]	152
[16]	153	SYS_OBJS_1 = build/kernel/syscalls/sys_thread_sleep.o \
[23]	154	build/kernel/syscalls/sys_thread_wakeup.o \
[16]	155	build/kernel/syscalls/sys_open.o \
	156	build/kernel/syscalls/sys_creat.o \
	157	build/kernel/syscalls/sys_read.o \
	158	build/kernel/syscalls/sys_write.o \
	159	build/kernel/syscalls/sys_lseek.o \
	160	build/kernel/syscalls/sys_close.o \
	161	build/kernel/syscalls/sys_unlink.o \
[23]	162	build/kernel/syscalls/sys_pipe.o
[16]	163
	164	SYS_OBJS_2 = build/kernel/syscalls/sys_chdir.o \
	165	build/kernel/syscalls/sys_mkdir.o \
	166	build/kernel/syscalls/sys_mkfifo.o \
	167	build/kernel/syscalls/sys_opendir.o \
	168	build/kernel/syscalls/sys_readdir.o \
	169	build/kernel/syscalls/sys_closedir.o \
	170	build/kernel/syscalls/sys_getcwd.o \
	171	build/kernel/syscalls/sys_clock.o \
	172	build/kernel/syscalls/sys_alarm.o \
[56]	173	build/kernel/syscalls/sys_rmdir.o
[16]	174
	175	SYS_OBJS_3 = build/kernel/syscalls/sys_utls.o \
[23]	176	build/kernel/syscalls/sys_chmod.o \
[16]	177	build/kernel/syscalls/sys_signal.o \
[50]	178	build/kernel/syscalls/sys_timeofday.o \
[23]	179	build/kernel/syscalls/sys_kill.o \
[16]	180	build/kernel/syscalls/sys_getpid.o \
	181	build/kernel/syscalls/sys_fork.o \
	182	build/kernel/syscalls/sys_exec.o \
[23]	183	build/kernel/syscalls/sys_stat.o \
[56]	184	build/kernel/syscalls/sys_trace.o
[16]	185
[1]	186	VFS_OBJS = build/kernel/vfs/vfs.o \
	187	build/kernel/vfs/fatfs.o \
[23]	188	build/kernel/vfs/devfs.o \
[1]	189	build/kernel/vfs/ramfs.o
	190
	191	# List of directories to be searched for included files
[58]	192	# when compiling for kernel.elf generation
[1]	193	KERNEL_INCLUDE = -Ikernel \
	194	-Ikernel/kern \
	195	-Ikernel/devices \
[16]	196	-Ikernel/syscalls \
[75]	197	-Ihal/tsar_mips32/drivers \
[1]	198	-Ikernel/syscalls \
	199	-Ikernel/libk \
	200	-Ikernel/mm \
	201	-Ikernel/vfs \
[23]	202	-Ikernel/fatfs \
	203	-Ikernel/sysfs \
	204	-Ikernel/ramfs \
	205	-Ikernel/devfs \
[1]	206	-Itools/arch_info \
[16]	207	-Ihal/generic \
[62]	208	-Ihal/tsar_mips32/core \
[1]	209	-I.
	210
	211	# Macros to be processed by the C preprocessor.
	212	MACROS = -DARCHINFO_PATHNAME="\"arch_info.bin\"" \
	213	-DKERNEL_PATHNAME="\"/bin/kernel/kernel.elf\""
	214
	215	# Virtual disk path
	216	DISK_IMAGE := hdd/virt_hdd.dmg
	217
	218	# The Mtools used to build the FAT32 disk image perfom a few sanity checks, to
	219	# make sure that the disk is indeed an MS-DOS disk. However, the size of the
[58]	220	# disk image used by ALMOS-VM is not MS-DOS compliant.
[1]	221	# Setting this variable prevents these checks.
	222	MTOOLS_SKIP_CHECK := 1
	223
[246]	224	# Rule to generate compile boot.elf, kernel.elf, init.elf and update virtual disk.
	225	compile: dirs \
[265]	226	build_disk \
[246]	227	hard_config.h \
	228	build/boot/boot.elf \
	229	build/kernel/kernel.elf \
	230	build/user/init/init.elf \
[1]	231	list
	232
	233	# Rule to create the build directories.
	234	dirs:
	235	@mkdir -p build/boot
	236	@mkdir -p build/kernel
	237	@mkdir -p build/kernel/kern
	238	@mkdir -p build/kernel/hal
	239	@mkdir -p build/kernel/devices
	240	@mkdir -p build/kernel/mm
	241	@mkdir -p build/kernel/libk
	242	@mkdir -p build/kernel/drivers
[58]	243	@mkdir -p build/kernel/vfs
[16]	244	@mkdir -p build/kernel/syscalls
[246]	245	@mkdir -p build/user
	246	@mkdir -p build/user/init
	247	@mkdir -p build/user/ksh
[1]	248	@mkdir -p hdd
	249
	250	# Rule to make a recursive list of the virtual disk content.
	251	list:
[265]	252	mdir -/ -b -i $(DISK_IMAGE) ::/
[1]	253
	254	##############################################################
[58]	255	# Rule to copy the files generated by the virtual prototype
[1]	256	# from the virtual disk 'home' directory to the current directory.
	257	extract:
	258	mcopy -o -i $(DISK_IMAGE) ::/home .
	259
[58]	260	# Rules to delete all binary files from Unix File System
[1]	261	# without modifying the virtual disk.
	262	clean:
	263	rm -f .o .elf .bin .txt core
	264	rm -f hard_config.h arch_info.xml arch_info.bin
	265	rm -rf build
[246]	266	cd user/init && $(MAKE) clean && cd ../..
[1]	267
	268	####################################################
	269	# Rule for building a new virtual disk from scratch.
[246]	270	# It creates the bin, bin/kernel, bin/init, and home directories.
[1]	271	# This requires the generic Linux/MacOS 'create_dmg' script, that should be
	272	# placed in the same directory as this Makefile.
[265]	273	build_disk:
[1]	274	rm -f $(DISK_IMAGE)
	275	./create_dmg create $(basename $(DISK_IMAGE))
	276	dd if=$(DISK_IMAGE) of=temp.dmg count=65536
	277	mv temp.dmg $(DISK_IMAGE)
	278	mmd -o -i $(DISK_IMAGE) ::/bin \|\| true
	279	mmd -o -i $(DISK_IMAGE) ::/bin/kernel \|\| true
[246]	280	mmd -o -i $(DISK_IMAGE) ::/bin/init \|\| true
[1]	281	mmd -o -i $(DISK_IMAGE) ::/home \|\| true
	282	mdir -/ -b -i $(DISK_IMAGE) ::/
	283
	284	##############################################################
	285	# Rules to generate hardware description files (hard_config.h,
	286	# arch_info.bin and arch_info.xml), and update the virtual disk.
	287	hard_config.h: $(ARCH)/arch_info.py
	288	tools/arch_info/genarch.py --arch=$(ARCH) \
	289	--x_size=$(X_SIZE) \
	290	--y_size=$(Y_SIZE) \
	291	--nb_cores=$(NB_PROCS) \
	292	--nb_ttys=$(NB_TTYS) \
	293	--fbf_size=$(FBF_WIDTH) \
	294	--ioc_type=$(IOC_TYPE) \
	295	--hard=. \
	296	--bin=. \
	297	--xml=.
	298	mcopy -o -i $(DISK_IMAGE) arch_info.bin ::/ \|\| true
[265]	299	mdir -/ -b -i $(DISK_IMAGE) ::/
[1]	300
	301	################################################
	302	# Rules to compile boot drivers used by boot.elf
	303	build/boot/boot_tty_driver.o: tools/bootloader_tsar/boot_tty_driver.c \
	304	tools/bootloader_tsar/boot_tty_driver.h \
	305	tools/bootloader_tsar/boot_utils.h \
	306	tools/bootloader_tsar/boot_config.h \
[62]	307	hal/tsar_mips32/core/hal_types.h \
[1]	308	hard_config.h
	309	$(CC) $(BOOT_INCLUDE) $(CFLAGS) -c -o $@ $<
	310	$(DU) -D $@ > $@.txt
	311
	312	build/boot/boot_bdv_driver.o: tools/bootloader_tsar/boot_bdv_driver.c \
	313	tools/bootloader_tsar/boot_bdv_driver.h \
	314	tools/bootloader_tsar/boot_utils.h \
	315	tools/bootloader_tsar/boot_config.h \
[62]	316	hal/tsar_mips32/core/hal_types.h \
[1]	317	hard_config.h
	318	$(CC) $(BOOT_INCLUDE) $(CFLAGS) -c -o $@ $<
	319	$(DU) -D $@ > $@.txt
	320
	321	build/boot/boot_hba_driver.o: tools/bootloader_tsar/boot_hba_driver.c \
	322	tools/bootloader_tsar/boot_hba_driver.h \
	323	tools/bootloader_tsar/boot_utils.h \
	324	tools/bootloader_tsar/boot_config.h \
[62]	325	hal/tsar_mips32/core/hal_types.h \
[1]	326	hard_config.h
	327	$(CC) $(BOOT_INCLUDE) $(CFLAGS) -c -o $@ $<
	328	$(DU) -D $@ > $@.txt
	329
	330	build/boot/boot_mmc_driver.o: tools/bootloader_tsar/boot_mmc_driver.c \
	331	tools/bootloader_tsar/boot_mmc_driver.h \
	332	tools/bootloader_tsar/boot_utils.h \
	333	tools/bootloader_tsar/boot_config.h \
[62]	334	hal/tsar_mips32/core/hal_types.h \
[1]	335	hard_config.h
	336	$(CC) $(BOOT_INCLUDE) $(CFLAGS) -c -o $@ $<
	337	$(DU) -D $@ > $@.txt
	338
	339	##############################
	340	# Rule to compile boot_fat32.o
	341	build/boot/boot_fat32.o: tools/bootloader_tsar/boot_fat32.c \
	342	tools/bootloader_tsar/boot_fat32.h \
	343	tools/bootloader_tsar/boot_utils.h \
	344	tools/bootloader_tsar/boot_config.h \
[62]	345	hal/tsar_mips32/core/hal_types.h \
[1]	346	hard_config.h
	347	$(CC) $(BOOT_INCLUDE) $(CFLAGS) -c -o $@ $<
	348	$(DU) -D $@ > $@.txt
	349
	350	##############################
[58]	351	# Rule to compile boot_utils.o
[1]	352	build/boot/boot_utils.o: tools/bootloader_tsar/boot_utils.c \
	353	tools/bootloader_tsar/boot_utils.h \
	354	tools/bootloader_tsar/boot_tty_driver.h \
[62]	355	hal/tsar_mips32/core/hal_types.h \
[1]	356	hard_config.h
	357	$(CC) $(BOOT_INCLUDE) $(CFLAGS) -c -o $@ $<
	358	$(DU) -D $@ > $@.txt
	359
	360	########################
	361	# Rule to compile boot.o
	362	build/boot/boot.o: tools/bootloader_tsar/boot.c \
	363	tools/bootloader_tsar/boot_utils.h \
	364	tools/bootloader_tsar/boot_fat32.h \
	365	tools/bootloader_tsar/boot_tty_driver.h \
	366	tools/bootloader_tsar/boot_hba_driver.h \
	367	tools/bootloader_tsar/boot_bdv_driver.h \
	368	tools/bootloader_tsar/boot_mmc_driver.h \
	369	tools/bootloader_tsar/boot_config.h \
[62]	370	hal/tsar_mips32/core/hal_types.h \
[1]	371	hard_config.h
	372	$(CC) $(BOOT_INCLUDE) $(CFLAGS) $(MACROS) -c -o $@ $<
	373	$(DU) -D $@ > $@.txt
	374
	375	##############################
	376	# Rule to compile boot_entry.o
	377	build/boot/boot_entry.o: tools/bootloader_tsar/boot_entry.S \
	378	tools/bootloader_tsar/boot_config.h \
	379	hard_config.h
	380	$(CC) $(BOOT_INCLUDE) $(CFLAGS) -c -o $@ $<
	381	$(DU) -D $@ > $@.txt
	382
	383	#####################################################################
	384	# Rule to generate boot.elf and place it in sector #2 of virtual disk
	385	build/boot/boot.elf: $(BOOT_OBJS) \
	386	tools/bootloader_tsar/boot.ld
[58]	387	$(LD) -o $@ -T tools/bootloader_tsar/boot.ld $(BOOT_OBJS)
[1]	388	$(DU) -D $@ > $@.txt
	389	dd if=build/boot/boot.elf of=$(DISK_IMAGE) seek=2 conv=notrunc
	390
	391
	392	##############################
[58]	393	# rules to compile the drivers
[75]	394	build/kernel/drivers/%.o: hal/tsar_mips32/drivers/%.c \
	395	hal/tsar_mips32/drivers/%.h \
[16]	396	kernel_config.h \
[62]	397	hal/tsar_mips32/core/hal_types.h
[1]	398	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	399
	400	#######################################
	401	# Rules to generate kernel/kern objects
	402	build/kernel/kern/%.o: kernel/kern/%.c \
	403	kernel/kern/%.h \
[16]	404	kernel_config.h \
[62]	405	hal/tsar_mips32/core/hal_types.h
[1]	406	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	407
	408	######################################
	409	# Rules to generate kernel/hal objects
[62]	410	build/kernel/hal/%.o: hal/tsar_mips32/core/%.c \
[16]	411	hal/generic/%.h \
	412	kernel_config.h \
[62]	413	hal/tsar_mips32/core/hal_types.h
[1]	414	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	415
[62]	416	build/kernel/hal/hal_kentry.o: hal/tsar_mips32/core/hal_kentry.S \
	417	hal/tsar_mips32/core/hal_kentry.h \
[317]	418	kernel_config.h \
[62]	419	hal/tsar_mips32/core/hal_types.h
[16]	420	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	421
[317]	422	build/kernel/hal/hal_switch.o: hal/tsar_mips32/core/hal_switch.S \
	423	hal/tsar_mips32/core/hal_switch.h
	424	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	425	$(DU) -D $@ > $@.txt
	426
[1]	427	######################################
	428	# Rules to generate kernel/dev objects
	429	build/kernel/devices/%.o: kernel/devices/%.c \
	430	kernel/devices/%.h \
[16]	431	kernel_config.h \
[62]	432	hal/tsar_mips32/core/hal_types.h
[1]	433	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	434
	435	#####################################
	436	# Rules to generate kernel/mm objects
	437	build/kernel/mm/%.o: kernel/mm/%.c \
	438	kernel/mm/%.h \
[16]	439	kernel_config.h \
[62]	440	hal/tsar_mips32/core/hal_types.h
[1]	441	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	442
	443	#######################################
	444	# Rules to generate kernel/libk objects
	445	build/kernel/libk/%.o: kernel/libk/%.c \
	446	kernel/libk/%.h \
[16]	447	kernel_config.h \
[62]	448	hal/tsar_mips32/core/hal_types.h
[1]	449	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	450
[16]	451	###########################################
	452	# Rules to generate kernel/syscalls objects
	453	build/kernel/syscalls/%.o: kernel/syscalls/%.c \
	454	kernel/syscalls/syscalls.h \
	455	kernel_config.h \
[62]	456	hal/tsar_mips32/core/hal_types.h
[16]	457	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	458
[1]	459	#######################################
	460	# Rules to generate kernel/vfs objects
	461	build/kernel/vfs/%.o: kernel/vfs/%.c \
[23]	462	kernel/vfs/%.h \
[16]	463	kernel_config.h \
[62]	464	hal/tsar_mips32/core/hal_types.h
[1]	465	$(CC) $(KERNEL_INCLUDE) $(CFLAGS) -c -o $@ $<
	466
	467	###########################################################
	468	# Rule to generate kernel.elf and place it on virtual disk
	469	build/kernel/kernel.elf: $(KERN_OBJS) \
	470	$(HAL_OBJS) \
	471	$(DEV_OBJS) \
	472	$(MM_OBJS) \
	473	$(LIBK_OBJS) \
	474	$(DRIVERS_OBJS) \
	475	$(VFS_OBJS) \
[23]	476	$(SYS_OBJS_0) \
	477	$(SYS_OBJS_1) \
	478	$(SYS_OBJS_2) \
	479	$(SYS_OBJS_3) \
[63]	480	hal/tsar_mips32/kernel.ld
[101]	481	$(LD) -o $@ -T hal/tsar_mips32/kernel.ld $(LIBGCC) \
[1]	482	$(KERN_OBJS) $(HAL_OBJS) $(DEV_OBJS) $(MM_OBJS) \
[16]	483	$(LIBK_OBJS) $(DRIVERS_OBJS) $(VFS_OBJS) \
[58]	484	$(SYS_OBJS_0) $(SYS_OBJS_1) $(SYS_OBJS_2) \
[101]	485	$(SYS_OBJS_3) -lgcc
[23]	486
[1]	487	$(DU) -D $@ > $@.txt
	488	mcopy -o -i $(DISK_IMAGE) build/kernel/kernel.elf ::/bin/kernel
	489
[246]	490	############################################################
	491	# Rule to generate the init.elf and place it on virtual disk
	492	build/user/init/init.elf : user/init/init.c
	493	$(MAKE) -C user/init
	494	mcopy -o -i $(DISK_IMAGE) user/init/init.elf ::/bin/init
	495
	496

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