[dragonfly.git] / test / amd64 / Makefile

# Makefile - manage a qemu system for testing 64 bit DragonFly builds
#
# This Makefile will patch and build qemu, do all necessary world and
# kernel builds, and create a 64 bit root.img disk.
#

# require it to be specified
SRCDIR ?= ${.CURDIR}/../..
QEMU ?= qemu-0.10.6
ROOTSIZE ?= 2048M

.if defined(WITHSDL)
QEMU_SDL_OPT ?= --extra-cflags=-I/usr/pkg/include \
		--extra-ldflags=-L/usr/pkg/lib
.else
QEMU_SDL_OPT ?= --disable-sdl
.endif

all: help

scratch: qemu world32 world64 kernel64 root64 install64 sysloader
	@echo "Run the environment with:"
	@echo "make QEMUDIR=${QEMUDIR} run"

quickw: quickworld64 quickkernel64 reinstall64 reinstallkernel64 sysloader
	@echo "Run the environment with:"
	@echo "make QEMUDIR=${QEMUDIR} run"

quick: quickkernel64 reinstallkernel64
	@echo "Run the environment with:"
	@echo "make QEMUDIR=${QEMUDIR} run"

help:
	@echo "Setup Instructions:"
	@echo ""
	@echo "    setenv QEMUDIR target_dir"
	@echo ""
	@echo "Meta target components:"
	@echo ""
	@echo "    help     - this help"
	@echo "    clean    - clean up"
	@echo "    scratch  - build and install everything from scratch"
	@echo "               (this is absolutely everything, except gdb64)"
	@echo "    quick    - incremental kernel build & reinstall"
	@echo "    quickw   - incremental world & kernel build & reinstall"
	@echo "    run      - run qemu with QEMUDIR/root.img - curses mode"
	@echo "    xrun     - run qemu with QEMUDIR/root.img - X Window mode"
	@echo "    mount    - mount QEMUDIR/root.img at QEMUDIR/root"
	@echo "    umount   - unmount"
	@echo "    gdb64    - create /usr/loca/bin/gdb64 - debug 64 bit bins"
	@echo ""
	@echo "Individual target components:"
	@echo ""
	@echo "    qemu              - fetch, patch, and build qemu"
	@echo "                        Specify WITHSDL=yes to build X support"
	@echo "    world32           - build the 32 bit world from scratch"
	@echo "    world64           - build the 64 bit world from scratch"
	@echo "    kernel64          - build the 64 bit kernel from scratch"
	@echo "    root64            - create a new, empty root.img"
	@echo "    install64         - install a 64 bit world & kernel"
	@echo "                        into root.img"
	@echo "    quickworld64      - incremental rebuild world64"
	@echo "    quickkernel64     - incremental rebuild kernel64"
	@echo "    reinstall64       - reinstall world64 into root.img"
	@echo "                        (just the installworld piece)"
	@echo "    reinstallkernel64 - reinstall kernel64 into root.img"
	@echo "    sysloader         - reinstall 32-bit system loader"
	@echo "                        (in case the 64 bit loader fails,"
	@echo "                        the 32 bit loader can be used)"
	@echo ""

# Unmount everything, de-configured VN, and clean up.
# (check handles umounting/deconfiguring)
#
clean: check
	rm -rf ${QEMUDIR}/${QEMU}.tar.gz ${QEMUDIR}/${QEMU} \
		${QEMUDIR}/root.img ${QEMUDIR}/root

# Build qemu for Intel 32 and 64 bit environments
#
# If configuring with sdl support from pkgsrc add the following
# options to the configure command:
#
#	--extra-cflags=-I/usr/pkg/include
#	--extra-ldflags=-L/usr/pkg/lib
#
qemu: checkq sdl
.if !exists(${QEMUDIR}/${QEMU}.tar.gz)
	cd ${QEMUDIR} && \
	    fetch http://download.savannah.gnu.org/releases/qemu/${QEMU}.tar.gz
.endif
	rm -rf ${QEMUDIR}/${QEMU}
	cd ${QEMUDIR} && tar xvzpf ${QEMU}.tar.gz
	cd ${QEMUDIR}/${QEMU} && patch -p1 < ${.CURDIR}/qemu.patch
	cd ${QEMUDIR}/${QEMU} &&  \
	    ./configure --disable-gfx-check \
			${QEMU_SDL_OPT} \
			--disable-kqemu \
			--enable-system \
			--disable-aio \
			--disable-kvm \
			--target-list=i386-softmmu,x86_64-softmmu
	cd ${QEMUDIR}/${QEMU} && gmake
	cd ${QEMUDIR}/${QEMU} && gmake install

# SDL dependancies
#
sdl:
.if defined(WITHSDL)
	@echo "SDL enabled"
	pkg_info libX11 > /dev/null 2>&1 || pkg_radd libX11
	pkg_info SDL > /dev/null 2>&1 || pkg_radd SDL
.else
	@echo "SDL not enabled"
.endif

# Build the 32 and 64 bit worlds and the 64 bit kernel
#
#
world32: checkq
	cd ${SRCDIR} && make -j 4 buildworld

world64: checkq
	cd ${SRCDIR} && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 NO_GCC44=1 \
	    buildworld

kernel64: checkq
	cd ${SRCDIR} && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 KERNCONF=JG64 \
	    buildkernel

# Quick build - just rebuild the kernel quickly
#
#
quickworld64: checkq
	cd ${SRCDIR} && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 NO_GCC44=1 \
	    quickworld

quickkernel64: checkq
	cd ${SRCDIR} && \
	    make TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 KERNCONF=JG64 \
	    quickkernel

# Build and mount an empty filesystem for the emulated root disk
#
# NOTE: root64 must umount when done because a later dependency may
#       have a dependency on mount.
#
root64:	check
	vnconfig -c -T -S ${ROOTSIZE} -s labels \
	    `cat ${QEMUDIR}/vn.which` ${QEMUDIR}/root.img
	dd if=/dev/zero of=/dev/`cat ${QEMUDIR}/vn.which` bs=32k count=4
	fdisk -IB `cat ${QEMUDIR}/vn.which`
	disklabel -r -w `cat ${QEMUDIR}/vn.which`s1 auto
	disklabel `cat ${QEMUDIR}/vn.which`s1 > ${QEMUDIR}/label.tmp
	echo 'a: * 0 4.2BSD' >> ${QEMUDIR}/label.tmp
	disklabel -R `cat ${QEMUDIR}/vn.which`s1 ${QEMUDIR}/label.tmp
	disklabel -B `cat ${QEMUDIR}/vn.which`s1
	newfs /dev/`cat ${QEMUDIR}/vn.which`s1a
	mkdir -p ${QEMUDIR}/root
	vnconfig -u `cat ${QEMUDIR}/vn.which` > /dev/null 2>&1

mount: check
	vnconfig -c -s labels `cat ${QEMUDIR}/vn.which` ${QEMUDIR}/root.img
	fsck -p /dev/`cat ${QEMUDIR}/vn.which`s1a
	mount /dev/`cat ${QEMUDIR}/vn.which`s1a ${QEMUDIR}/root
	@echo "Mounted ${QEMUDIR}/root"

umount: check

# Install a fresh 64 bit world & distribution, and kernel
#
#
install64: mount
	cd ${SRCDIR} && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
		 DESTDIR=${QEMUDIR}/root NO_GCC44=1 installworld
	cd ${SRCDIR}/etc && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
		 DESTDIR=${QEMUDIR}/root distribution
	echo '/dev/ad0s1a	/	ufs	rw	1 1' > ${QEMUDIR}/root/etc/fstab
	echo 'proc		/proc	procfs	rw	0 0' >> ${QEMUDIR}/root/etc/fstab
	echo 'vfs.root.mountfrom="ufs:ad0s1a"' > ${QEMUDIR}/root/boot/loader.conf
	(egrep -v '^console' ${QEMUDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"	cons25	on	secure') > ${QEMUDIR}/root/etc/ttys.new
	mv -f ${QEMUDIR}/root/etc/ttys.new ${QEMUDIR}/root/etc/ttys
	cd ${SRCDIR} && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
		 DESTDIR=${QEMUDIR}/root KERNCONF=JG64 \
		 installkernel
	@echo "WARNING: 64 bit loader installed, if it doesn't work"
	@echo "         then use 'sysloader' to install the 32 bit one"

# Quick reinstall - just install a new kernel on top of an existing image
#
#
reinstall64: mount
	@echo "NOTE: Installing native 32 bit loader into root.img."
	@echo "      This loader should still be able to boot the"
	@echo "      64 bit kernel"
	cd ${SRCDIR} && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
		 DESTDIR=${QEMUDIR}/root NO_GCC44=1 installworld

reinstallkernel64: mount
	cd ${SRCDIR} && \
	    make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
		 DESTDIR=${QEMUDIR}/root KERNCONF=JG64 \
		 installkernel

sysloader: mount
	cp /boot/loader ${QEMUDIR}/root/boot/loader
	sync

# Run qemu on our image in 64 bit mode.  Make sure we are unmounted so
# we do not compete against the emulated kernel when writing to root.img.
# (check does this for us)
#
run: check
	cd ${QEMUDIR} && qemu-system-x86_64 -curses -hda ${QEMUDIR}/root.img \
					    -m 128 -no-fd-bootchk

xrun:
.if !defined(DISPLAY)
	@(echo "Variable DISPLAY not set. Is X running?"; exit 1)
.endif
	cd ${QEMUDIR} && qemu-system-x86_64 -hda ${QEMUDIR}/root.img \
					    -m 128 -no-fd-bootchk

rungdb: check
	@echo "RUN WITH:  run -curses -hda root.img"
	cd ${QEMUDIR} && gdb qemu-system-x86_64

# build a gdb capable of debugging 64 bit binaries
#
gdb64:
	cd /usr/src/gnu/usr.bin/gdb && (make clean; make TARGET_ARCH=amd64)
	cp /usr/obj/usr/src/gnu/usr.bin/gdb/gdb/gdb /usr/local/bin/gdb64
	cd /usr/src/gnu/usr.bin/gdb && make clean

# Make sure we are not mounted and the VN device is unconfigured,
#
# Find an unused VN device but do not do anything with it yet.
#
checkq:
.if !defined(QEMUDIR)
	@(echo "must specify QEMUDIR=target or as an environment variable"; exit 1)
.endif
.if exists(${QEMUDIR})
	@echo "${QEMUDIR} found"
.else
	mkdir -p ${QEMUDIR}
.endif

check: checkq
.if exists(${QEMUDIR}/vn.which)
	-umount ${QEMUDIR}/root > /dev/null 2>&1
	-vnconfig -u `cat ${QEMUDIR}/vn.which` > /dev/null 2>&1
	rm -f ${QEMUDIR}/vn.which
.endif
	(vnconfig -l | fgrep "not in use" > /dev/null) || \
	    (echo "Cannot find unused VN"; exit 1)
	vnconfig -l | fgrep "not in use" | \
	    cut -f 1 -d : | head -1 > ${QEMUDIR}/vn.which
	egrep '^vn' ${QEMUDIR}/vn.which > /dev/null || \
	    (echo "VN device selection is bad"; exit 1)
Commit	Line	Data
edbdff6b MD	1	# Makefile - manage a qemu system for testing 64 bit DragonFly builds
	2	#
	3	# This Makefile will patch and build qemu, do all necessary world and
	4	# kernel builds, and create a 64 bit root.img disk.
	5	#
	6
4166d988	7	# require it to be specified
f50a0df7	8	SRCDIR ?= ${.CURDIR}/../..
671df0de	9	QEMU ?= qemu-0.10.6
7470b4a3	10	ROOTSIZE ?= 2048M
edbdff6b	11
11526d93 MD	12	.if defined(WITHSDL)
	13	QEMU_SDL_OPT ?= --extra-cflags=-I/usr/pkg/include \
	14	--extra-ldflags=-L/usr/pkg/lib
	15	.else
	16	QEMU_SDL_OPT ?= --disable-sdl
	17	.endif
	18
edbdff6b MD	19	all: help
edbdff6b MD	20
d8ab33fe	21	scratch: qemu world32 world64 kernel64 root64 install64 sysloader
edbdff6b	22	@echo "Run the environment with:"
0d9f5ab9	23	@echo "make QEMUDIR=${QEMUDIR} run"
edbdff6b	24
d8ab33fe	25	quickw: quickworld64 quickkernel64 reinstall64 reinstallkernel64 sysloader
edbdff6b	26	@echo "Run the environment with:"
0d9f5ab9	27	@echo "make QEMUDIR=${QEMUDIR} run"
edbdff6b	28
0d9f5ab9 MD	29	quick: quickkernel64 reinstallkernel64
	30	@echo "Run the environment with:"
	31	@echo "make QEMUDIR=${QEMUDIR} run"
edbdff6b MD	32
edbdff6b MD	33	help:
d8ab33fe MD	34	@echo "Setup Instructions:"
	35	@echo ""
	36	@echo " setenv QEMUDIR target_dir"
	37	@echo ""
	38	@echo "Meta target components:"
	39	@echo ""
0d9f5ab9 MD	40	@echo " help - this help"
0d9f5ab9 MD	41	@echo " clean - clean up"
d8ab33fe MD	42	@echo " scratch - build and install everything from scratch"
	43	@echo " (this is absolutely everything, except gdb64)"
	44	@echo " quick - incremental kernel build & reinstall"
	45	@echo " quickw - incremental world & kernel build & reinstall"
11526d93 MD	46	@echo " run - run qemu with QEMUDIR/root.img - curses mode"
11526d93 MD	47	@echo " xrun - run qemu with QEMUDIR/root.img - X Window mode"
d8ab33fe	48	@echo " mount - mount QEMUDIR/root.img at QEMUDIR/root"
0d9f5ab9 MD	49	@echo " umount - unmount"
0d9f5ab9 MD	50	@echo " gdb64 - create /usr/loca/bin/gdb64 - debug 64 bit bins"
d8ab33fe MD	51	@echo ""
	52	@echo "Individual target components:"
	53	@echo ""
	54	@echo " qemu - fetch, patch, and build qemu"
11526d93	55	@echo " Specify WITHSDL=yes to build X support"
d8ab33fe MD	56	@echo " world32 - build the 32 bit world from scratch"
	57	@echo " world64 - build the 64 bit world from scratch"
	58	@echo " kernel64 - build the 64 bit kernel from scratch"
	59	@echo " root64 - create a new, empty root.img"
	60	@echo " install64 - install a 64 bit world & kernel"
	61	@echo " into root.img"
	62	@echo " quickworld64 - incremental rebuild world64"
	63	@echo " quickkernel64 - incremental rebuild kernel64"
	64	@echo " reinstall64 - reinstall world64 into root.img"
	65	@echo " (just the installworld piece)"
	66	@echo " reinstallkernel64 - reinstall kernel64 into root.img"
	67	@echo " sysloader - reinstall 32-bit system loader"
	68	@echo " (in case the 64 bit loader fails,"
	69	@echo " the 32 bit loader can be used)"
	70	@echo ""
edbdff6b MD	71
	72	# Unmount everything, de-configured VN, and clean up.
	73	# (check handles umounting/deconfiguring)
	74	#
	75	clean: check
	76	rm -rf ${QEMUDIR}/${QEMU}.tar.gz ${QEMUDIR}/${QEMU} \
edbdff6b MD	77	${QEMUDIR}/root.img ${QEMUDIR}/root
	78
	79	# Build qemu for Intel 32 and 64 bit environments
	80	#
	81	# If configuring with sdl support from pkgsrc add the following
	82	# options to the configure command:
	83	#
	84	# --extra-cflags=-I/usr/pkg/include
	85	# --extra-ldflags=-L/usr/pkg/lib
	86	#
11526d93	87	qemu: checkq sdl
edbdff6b MD	88	.if !exists(${QEMUDIR}/${QEMU}.tar.gz)
	89	cd ${QEMUDIR} && \
	90	fetch http://download.savannah.gnu.org/releases/qemu/${QEMU}.tar.gz
edbdff6b MD	91	.endif
	92	rm -rf ${QEMUDIR}/${QEMU}
	93	cd ${QEMUDIR} && tar xvzpf ${QEMU}.tar.gz
671df0de	94	cd ${QEMUDIR}/${QEMU} && patch -p1 < ${.CURDIR}/qemu.patch
edbdff6b	95	cd ${QEMUDIR}/${QEMU} && \
11526d93 MD	96	./configure --disable-gfx-check \
11526d93 MD	97	${QEMU_SDL_OPT} \
edbdff6b MD	98	--disable-kqemu \
	99	--enable-system \
	100	--disable-aio \
	101	--disable-kvm \
	102	--target-list=i386-softmmu,x86_64-softmmu
671df0de SS	103	cd ${QEMUDIR}/${QEMU} && gmake
671df0de SS	104	cd ${QEMUDIR}/${QEMU} && gmake install
edbdff6b	105
11526d93 MD	106	# SDL dependancies
	107	#
	108	sdl:
	109	.if defined(WITHSDL)
	110	@echo "SDL enabled"
	111	pkg_info libX11 > /dev/null 2>&1 \|\| pkg_radd libX11
	112	pkg_info SDL > /dev/null 2>&1 \|\| pkg_radd SDL
	113	.else
	114	@echo "SDL not enabled"
	115	.endif
	116
edbdff6b MD	117	# Build the 32 and 64 bit worlds and the 64 bit kernel
	118	#
	119	#
4166d988	120	world32: checkq
edbdff6b MD	121	cd ${SRCDIR} && make -j 4 buildworld
edbdff6b MD	122
4166d988	123	world64: checkq
edbdff6b	124	cd ${SRCDIR} && \
d8280c36 MD	125	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 NO_GCC44=1 \
d8280c36 MD	126	buildworld
edbdff6b	127
4166d988	128	kernel64: checkq
edbdff6b MD	129	cd ${SRCDIR} && \
	130	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 KERNCONF=JG64 \
	131	buildkernel
	132
	133	# Quick build - just rebuild the kernel quickly
	134	#
	135	#
4166d988	136	quickworld64: checkq
0d9f5ab9	137	cd ${SRCDIR} && \
d8280c36 MD	138	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 NO_GCC44=1 \
d8280c36 MD	139	quickworld
0d9f5ab9	140
4166d988	141	quickkernel64: checkq
edbdff6b MD	142	cd ${SRCDIR} && \
	143	make TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 KERNCONF=JG64 \
	144	quickkernel
	145
	146	# Build and mount an empty filesystem for the emulated root disk
	147	#
0d210a64 MD	148	# NOTE: root64 must umount when done because a later dependency may
0d210a64 MD	149	# have a dependency on mount.
edbdff6b MD	150	#
	151	root64: check
	152	vnconfig -c -T -S ${ROOTSIZE} -s labels \
	153	`cat ${QEMUDIR}/vn.which` ${QEMUDIR}/root.img
	154	dd if=/dev/zero of=/dev/`cat ${QEMUDIR}/vn.which` bs=32k count=4
	155	fdisk -IB `cat ${QEMUDIR}/vn.which`
	156	disklabel -r -w `cat ${QEMUDIR}/vn.which`s1 auto
	157	disklabel `cat ${QEMUDIR}/vn.which`s1 > ${QEMUDIR}/label.tmp
	158	echo 'a: * 0 4.2BSD' >> ${QEMUDIR}/label.tmp
	159	disklabel -R `cat ${QEMUDIR}/vn.which`s1 ${QEMUDIR}/label.tmp
	160	disklabel -B `cat ${QEMUDIR}/vn.which`s1
	161	newfs /dev/`cat ${QEMUDIR}/vn.which`s1a
	162	mkdir -p ${QEMUDIR}/root
0d210a64	163	vnconfig -u `cat ${QEMUDIR}/vn.which` > /dev/null 2>&1
edbdff6b MD	164
	165	mount: check
	166	vnconfig -c -s labels `cat ${QEMUDIR}/vn.which` ${QEMUDIR}/root.img
0d9f5ab9	167	fsck -p /dev/`cat ${QEMUDIR}/vn.which`s1a
edbdff6b MD	168	mount /dev/`cat ${QEMUDIR}/vn.which`s1a ${QEMUDIR}/root
	169	@echo "Mounted ${QEMUDIR}/root"
	170
	171	umount: check
	172
	173	# Install a fresh 64 bit world & distribution, and kernel
	174	#
	175	#
	176	install64: mount
	177	cd ${SRCDIR} && \
	178	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
6e9ae5ae	179	DESTDIR=${QEMUDIR}/root NO_GCC44=1 installworld
edbdff6b MD	180	cd ${SRCDIR}/etc && \
	181	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
	182	DESTDIR=${QEMUDIR}/root distribution
0c00c411	183	echo '/dev/ad0s1a / ufs rw 1 1' > ${QEMUDIR}/root/etc/fstab
edbdff6b	184	echo 'proc /proc procfs rw 0 0' >> ${QEMUDIR}/root/etc/fstab
0c00c411	185	echo 'vfs.root.mountfrom="ufs:ad0s1a"' > ${QEMUDIR}/root/boot/loader.conf
edbdff6b MD	186	(egrep -v '^console' ${QEMUDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc" cons25 on secure') > ${QEMUDIR}/root/etc/ttys.new
	187	mv -f ${QEMUDIR}/root/etc/ttys.new ${QEMUDIR}/root/etc/ttys
	188	cd ${SRCDIR} && \
	189	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
	190	DESTDIR=${QEMUDIR}/root KERNCONF=JG64 \
edbdff6b	191	installkernel
d8ab33fe MD	192	@echo "WARNING: 64 bit loader installed, if it doesn't work"
d8ab33fe MD	193	@echo " then use 'sysloader' to install the 32 bit one"
edbdff6b MD	194
	195	# Quick reinstall - just install a new kernel on top of an existing image
	196	#
	197	#
	198	reinstall64: mount
d8ab33fe MD	199	@echo "NOTE: Installing native 32 bit loader into root.img."
	200	@echo " This loader should still be able to boot the"
	201	@echo " 64 bit kernel"
0d9f5ab9 MD	202	cd ${SRCDIR} && \
0d9f5ab9 MD	203	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
340f8695	204	DESTDIR=${QEMUDIR}/root NO_GCC44=1 installworld
0d9f5ab9 MD	205
0d9f5ab9 MD	206	reinstallkernel64: mount
edbdff6b MD	207	cd ${SRCDIR} && \
	208	make -j 4 TARGET_ARCH=amd64 TARGET_PLATFORM=pc64 \
	209	DESTDIR=${QEMUDIR}/root KERNCONF=JG64 \
edbdff6b MD	210	installkernel
edbdff6b MD	211
d8ab33fe MD	212	sysloader: mount
	213	cp /boot/loader ${QEMUDIR}/root/boot/loader
	214	sync
	215
edbdff6b MD	216	# Run qemu on our image in 64 bit mode. Make sure we are unmounted so
	217	# we do not compete against the emulated kernel when writing to root.img.
	218	# (check does this for us)
	219	#
	220	run: check
b0fc2716 MD	221	cd ${QEMUDIR} && qemu-system-x86_64 -curses -hda ${QEMUDIR}/root.img \
b0fc2716 MD	222	-m 128 -no-fd-bootchk
edbdff6b	223
11526d93 MD	224	xrun:
	225	.if !defined(DISPLAY)
	226	@(echo "Variable DISPLAY not set. Is X running?"; exit 1)
	227	.endif
	228	cd ${QEMUDIR} && qemu-system-x86_64 -hda ${QEMUDIR}/root.img \
	229	-m 128 -no-fd-bootchk
	230
edbdff6b	231	rungdb: check
b0fc2716	232	@echo "RUN WITH: run -curses -hda root.img"
edbdff6b MD	233	cd ${QEMUDIR} && gdb qemu-system-x86_64
edbdff6b MD	234
0d9f5ab9 MD	235	# build a gdb capable of debugging 64 bit binaries
	236	#
	237	gdb64:
	238	cd /usr/src/gnu/usr.bin/gdb && (make clean; make TARGET_ARCH=amd64)
	239	cp /usr/obj/usr/src/gnu/usr.bin/gdb/gdb/gdb /usr/local/bin/gdb64
	240	cd /usr/src/gnu/usr.bin/gdb && make clean
edbdff6b MD	241
	242	# Make sure we are not mounted and the VN device is unconfigured,
	243	#
	244	# Find an unused VN device but do not do anything with it yet.
	245	#
	246	checkq:
	247	.if !defined(QEMUDIR)
4166d988 MD	248	@(echo "must specify QEMUDIR=target or as an environment variable"; exit 1)
4166d988 MD	249	.endif
edbdff6b MD	250	.if exists(${QEMUDIR})
	251	@echo "${QEMUDIR} found"
	252	.else
	253	mkdir -p ${QEMUDIR}
	254	.endif
	255
	256	check: checkq
	257	.if exists(${QEMUDIR}/vn.which)
	258	-umount ${QEMUDIR}/root > /dev/null 2>&1
	259	-vnconfig -u `cat ${QEMUDIR}/vn.which` > /dev/null 2>&1
	260	rm -f ${QEMUDIR}/vn.which
	261	.endif
	262	(vnconfig -l \| fgrep "not in use" > /dev/null) \|\| \
	263	(echo "Cannot find unused VN"; exit 1)
	264	vnconfig -l \| fgrep "not in use" \| \
	265	cut -f 1 -d : \| head -1 > ${QEMUDIR}/vn.which
	266	egrep '^vn' ${QEMUDIR}/vn.which > /dev/null \|\| \
	267	(echo "VN device selection is bad"; exit 1)