xref: /dragonfly/test/vkernel/Makefile (revision d9d67b59) 
1# Makefile - set up a vkernel environment for testing the vkernel
2#
3
4# require it to be specified
5SRCDIR ?= ${.CURDIR}/../..
6PHYSMEM ?= 256m
7NCPUS ?= 2
8FSTYPE ?=
9EXTRAOPTS ?=
10MAKE_JOBS?=     $$(sysctl -n hw.ncpu)
11
12all: help
13
14.if ${MACHINE_ARCH} == "x86_64"
15USEKERNEL=VKERNEL64
16.endif
17
18scratch: world kernel root install
19	@echo "Run the environment with:"
20	@echo "make VKDIR=${VKDIR} run"
21
22quickw: quickworld quickkernel reinstall reinstallkernel
23	@echo "Run the environment with:"
24	@echo "make VKDIR=${VKDIR} run"
25
26quick: quickkernel reinstallkernel
27	@echo "Run the environment with:"
28	@echo "make VKDIR=${VKDIR} run"
29
30help:
31	@echo "Setup Instructions:"
32	@echo ""
33	@echo "    setenv ROOTSIZE size (optional)"
34	@echo "    setenv VKDIR target_dir"
35	@echo "    setenv FSTYPE fstype (optional. values:hammer, 4.2BSD)"
36	@echo "    setenv MAKE_JOBS njobs (optional)"
37	@echo ""
38	@echo "Meta target components:"
39	@echo ""
40	@echo "    help     - this help"
41	@echo "    clean    - clean up"
42	@echo "    scratch  - build and install everything from scratch"
43	@echo "               (this is absolutely everything)"
44	@echo "    quick    - incremental kernel build & reinstall"
45	@echo "    quickw   - incremental world & kernel build & reinstall"
46	@echo "    run      - run vkernel with VKDIR/root.img"
47	@echo "    mount    - mount VKDIR/root.img at VKDIR/root"
48	@echo "    umount   - unmount"
49	@echo "    fsck	    - fsck VKDIR/root.img"
50	@echo ""
51	@echo "Individual target components:"
52	@echo ""
53	@echo "    world             - build the world from scratch"
54	@echo "    root              - create a new, empty root.img"
55	@echo "    install           - install a world & kernel"
56	@echo "                        into root.img"
57	@echo "    leaf		     - additional customization"
58	@echo "    kernel   	     - build vkernel"
59	@echo "    quickworld        - incremental rebuild world"
60	@echo "    quickkernel       - incremental rebuild kernel"
61	@echo "    reinstall         - reinstall world into root.img"
62	@echo "                        (just the installworld piece)"
63	@echo "    reinstallkernel   - reinstall kernel into root.img"
64	@echo ""
65
66# Unmount everything, de-configured VN, and clean up.
67# (check handles umounting/deconfiguring)
68#
69clean: check
70	rm -rf ${VKDIR}/root.img ${VKDIR}/root
71
72# Build the world and kernel
73#
74#
75world: checkq
76	cd ${SRCDIR} && make -j ${MAKE_JOBS} buildworld
77
78kernel: checkq
79	cd ${SRCDIR} && make -j ${MAKE_JOBS} KERNCONF=${USEKERNEL} buildkernel
80
81nativekernel: checkq
82	cd ${SRCDIR} && make -j ${MAKE_JOBS} KERNCONF=${USEKERNEL} nativekernel
83
84# Quick build - just rebuild the kernel quickly
85#
86#
87quickworld: checkq
88	cd ${SRCDIR} && make -j ${MAKE_JOBS} quickworld
89
90quickkernel: checkq
91	cd ${SRCDIR} && make -j ${MAKE_JOBS} KERNCONF=${USEKERNEL} quickkernel
92
93# Build and mount an empty filesystem for the emulated root disk
94#
95# NOTE: root must umount when done because a later dependency may
96#       have a dependency on mount.
97#
98root:	check
99	vnconfig -c -T -S ${ROOTSIZE} -s labels \
100	    `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
101	dd if=/dev/zero of=/dev/`cat ${VKDIR}/vn.which` bs=32k count=4
102	fdisk -IB `cat ${VKDIR}/vn.which`
103	disklabel -r -w `cat ${VKDIR}/vn.which`s1 auto
104	disklabel `cat ${VKDIR}/vn.which`s1 > ${VKDIR}/label.tmp
105	echo 'a: * 0 ${FSTYPE}' >> ${VKDIR}/label.tmp
106	disklabel -R `cat ${VKDIR}/vn.which`s1 ${VKDIR}/label.tmp
107	disklabel -B `cat ${VKDIR}/vn.which`s1
108	${NEWFS_CMD} ${NEWFS_ARGS} /dev/`cat ${VKDIR}/vn.which`s1a
109	mkdir -p ${VKDIR}/root
110	vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
111
112mount: check
113	vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
114.	if ${FSTYPE} == "4.2BSD"
115		fsck -p /dev/`cat ${VKDIR}/vn.which`s1a
116.	endif
117	${MOUNT_CMD} /dev/`cat ${VKDIR}/vn.which`s1a ${VKDIR}/root
118	@echo "Mounted ${VKDIR}/root"
119
120umount: check
121
122fsck: check
123	vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
124	fsck -y /dev/`cat ${VKDIR}/vn.which`s1a
125	make umount
126
127# Install a fresh world & distribution, and kernel
128#
129install: mount
130	cd ${SRCDIR} && \
131	    make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
132	cd ${SRCDIR}/etc && \
133	    make -j 4 DESTDIR=${VKDIR}/root distribution
134	echo '/dev/vkd0s1a	/	ufs	rw	1 1' > ${VKDIR}/root/etc/fstab
135	echo 'proc		/proc	procfs	rw	0 0' >> ${VKDIR}/root/etc/fstab
136	echo 'vfs.root.mountfrom="ufs:vkd0s1a"' > ${VKDIR}/root/boot/loader.conf
137	#(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"	cons25	on	secure') > ${VKDIR}/root/etc/ttys.new
138	#mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
139	cd ${SRCDIR} && \
140	    make -j 4 \
141		 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
142		 installkernel
143	cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
144
145leaf: mount
146	echo 'ifconfig_vke0="up"' > ${VKDIR}/root/etc/rc.conf
147	echo 'defaultrouter="10.26.0.1"' >> ${VKDIR}/root/etc/rc.conf
148	echo 'search dragonflybsd.org backplane.com' > ${VKDIR}/root/etc/resolv.conf
149	echo 'nameserver 10.0.0.25' >> ${VKDIR}/root/etc/resolv.conf
150	echo 'nameserver 10.0.0.2' >> ${VKDIR}/root/etc/resolv.conf
151	echo 'nameserver 8.8.8.8' >> ${VKDIR}/root/etc/resolv.conf
152	make umount
153	chmod 644 /build/vkernel/root.img
154
155# Quick reinstall - just install a new kernel on top of an existing image
156#
157#
158reinstall: mount
159	cd ${SRCDIR} && \
160	    make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
161
162reinstallkernel: mount
163	cd ${SRCDIR} && \
164	    make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
165		 installkernel
166	cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
167
168sysloader: mount
169	cp /boot/loader ${VKDIR}/root/boot/loader
170	sync
171
172# Run the vkernel on our image.  Make sure we are unmounted so
173# we do not compete against the emulated kernel when writing to root.img.
174# (check does this for us)
175#
176run: check
177	mkdir -p /var/vkernel
178	sysctl vm.vkernel_enable=1
179	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
180			-r root.img -U -v \
181			-I /var/run/vknet ${EXTRAOPTS}
182
183# When running w/ a NFS root
184#
185NFS_IP?= 10.0.0.53
186NFS_NETMASK?= 255.255.255.0
187NFS_ROOT_IP?= 10.0.0.1
188NFS_ROOT_PATH?= /netboot2
189
190run_nfsroot: check
191	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
192			-I /var/run/vknet \
193			-e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
194
195# Make sure we are not mounted and the VN device is unconfigured,
196#
197# Find an unused VN device but do not do anything with it yet.
198#
199checkq:
200.if !defined(VKDIR)
201	@(echo "must specify VKDIR=target or as an environment variable"; /usr/bin/false)
202.endif
203
204.if exists(${VKDIR})
205	@echo "${VKDIR} found"
206.else
207	mkdir -p ${VKDIR}
208.endif
209
210.if ${FSTYPE} == "hammer"
211NEWFS_CMD = newfs_${FSTYPE}
212NEWFS_ARGS = -L VKROOT -f
213MOUNT_CMD = mount_${FSTYPE}
214ROOTSIZE ?= 5G
215.else
216FSTYPE = 4.2BSD
217NEWFS_CMD = newfs
218NEWFS_ARGS =
219MOUNT_CMD = mount
220ROOTSIZE ?= 2G
221.endif
222
223
224check: checkq
225.if exists(${VKDIR}/vn.which)
226	-umount ${VKDIR}/root > /dev/null 2>&1
227	-vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
228	rm -f ${VKDIR}/vn.which
229.endif
230	(vnconfig -l | fgrep "not in use" > /dev/null) || \
231	    (echo "Cannot find unused VN"; /usr/bin/false)
232	vnconfig -l | fgrep "not in use" | \
233	    cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
234	egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
235	    (echo "VN device selection is bad"; /usr/bin/false)
236