xref: /dragonfly/test/vkernel/Makefile (revision e98bdfd3) 
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 ?=
10
11all: help
12
13.if ${MACHINE_ARCH} == "x86_64"
14USEKERNEL=VKERNEL64
15.endif
16
17scratch: world kernel root install
18	@echo "Run the environment with:"
19	@echo "make VKDIR=${VKDIR} run"
20
21quickw: quickworld quickkernel reinstall reinstallkernel
22	@echo "Run the environment with:"
23	@echo "make VKDIR=${VKDIR} run"
24
25quick: quickkernel reinstallkernel
26	@echo "Run the environment with:"
27	@echo "make VKDIR=${VKDIR} run"
28
29help:
30	@echo "Setup Instructions:"
31	@echo ""
32	@echo "    setenv ROOTSIZE size (optional)"
33	@echo "    setenv VKDIR target_dir"
34	@echo "    setenv FSTYPE fstype (optional. values:hammer, 4.2BSD)"
35	@echo ""
36	@echo "Meta target components:"
37	@echo ""
38	@echo "    help     - this help"
39	@echo "    clean    - clean up"
40	@echo "    scratch  - build and install everything from scratch"
41	@echo "               (this is absolutely everything)"
42	@echo "    quick    - incremental kernel build & reinstall"
43	@echo "    quickw   - incremental world & kernel build & reinstall"
44	@echo "    run      - run vkernel with VKDIR/root.img"
45	@echo "    mount    - mount VKDIR/root.img at VKDIR/root"
46	@echo "    umount   - unmount"
47	@echo "    fsck	    - fsck VKDIR/root.img"
48	@echo ""
49	@echo "Individual target components:"
50	@echo ""
51	@echo "    world             - build the world from scratch"
52	@echo "    root              - create a new, empty root.img"
53	@echo "    install           - install a world & kernel"
54	@echo "                        into root.img"
55	@echo "    leaf		     - additional customization"
56	@echo "    kernel   	     - build vkernel"
57	@echo "    quickworld        - incremental rebuild world"
58	@echo "    quickkernel       - incremental rebuild kernel"
59	@echo "    reinstall         - reinstall world into root.img"
60	@echo "                        (just the installworld piece)"
61	@echo "    reinstallkernel   - reinstall kernel into root.img"
62	@echo ""
63
64# Unmount everything, de-configured VN, and clean up.
65# (check handles umounting/deconfiguring)
66#
67clean: check
68	rm -rf ${VKDIR}/root.img ${VKDIR}/root
69
70# Build the world and kernel
71#
72#
73world: checkq
74	cd ${SRCDIR} && make -j 4 buildworld
75
76kernel: checkq
77	cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} buildkernel
78
79nativekernel: checkq
80	cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} nativekernel
81
82# Quick build - just rebuild the kernel quickly
83#
84#
85quickworld: checkq
86	cd ${SRCDIR} && make -j 4 quickworld
87
88quickkernel: checkq
89	cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} quickkernel
90
91# Build and mount an empty filesystem for the emulated root disk
92#
93# NOTE: root must umount when done because a later dependency may
94#       have a dependency on mount.
95#
96root:	check
97	vnconfig -c -T -S ${ROOTSIZE} -s labels \
98	    `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
99	dd if=/dev/zero of=/dev/`cat ${VKDIR}/vn.which` bs=32k count=4
100	fdisk -IB `cat ${VKDIR}/vn.which`
101	disklabel -r -w `cat ${VKDIR}/vn.which`s1 auto
102	disklabel `cat ${VKDIR}/vn.which`s1 > ${VKDIR}/label.tmp
103	echo 'a: * 0 ${FSTYPE}' >> ${VKDIR}/label.tmp
104	disklabel -R `cat ${VKDIR}/vn.which`s1 ${VKDIR}/label.tmp
105	disklabel -B `cat ${VKDIR}/vn.which`s1
106	${NEWFS_CMD} ${NEWFS_ARGS} /dev/`cat ${VKDIR}/vn.which`s1a
107	mkdir -p ${VKDIR}/root
108	vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
109
110mount: check
111	vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
112.	if ${FSTYPE} == "4.2BSD"
113		fsck -p /dev/`cat ${VKDIR}/vn.which`s1a
114.	endif
115	${MOUNT_CMD} /dev/`cat ${VKDIR}/vn.which`s1a ${VKDIR}/root
116	@echo "Mounted ${VKDIR}/root"
117
118umount: check
119
120fsck: check
121	vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
122	fsck -y /dev/`cat ${VKDIR}/vn.which`s1a
123	make umount
124
125# Install a fresh world & distribution, and kernel
126#
127install: mount
128	cd ${SRCDIR} && \
129	    make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
130	cd ${SRCDIR}/etc && \
131	    make -j 4 DESTDIR=${VKDIR}/root distribution
132	echo '/dev/vkd0s1a	/	ufs	rw	1 1' > ${VKDIR}/root/etc/fstab
133	echo 'proc		/proc	procfs	rw	0 0' >> ${VKDIR}/root/etc/fstab
134	echo 'vfs.root.mountfrom="ufs:vkd0s1a"' > ${VKDIR}/root/boot/loader.conf
135	#(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"	cons25	on	secure') > ${VKDIR}/root/etc/ttys.new
136	#mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
137	cd ${SRCDIR} && \
138	    make -j 4 \
139		 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
140		 installkernel
141	cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
142
143leaf: mount
144	echo 'ifconfig_vke0="up"' > ${VKDIR}/root/etc/rc.conf
145	echo 'defaultrouter="10.26.0.1"' >> ${VKDIR}/root/etc/rc.conf
146	echo 'search dragonflybsd.org backplane.com' > ${VKDIR}/root/etc/resolv.conf
147	echo 'nameserver 10.0.0.25' >> ${VKDIR}/root/etc/resolv.conf
148	echo 'nameserver 10.0.0.2' >> ${VKDIR}/root/etc/resolv.conf
149	echo 'nameserver 8.8.8.8' >> ${VKDIR}/root/etc/resolv.conf
150	make umount
151	chmod 644 /build/vkernel/root.img
152
153# Quick reinstall - just install a new kernel on top of an existing image
154#
155#
156reinstall: mount
157	cd ${SRCDIR} && \
158	    make -j 4 DESTDIR=${VKDIR}/root NO_BACKUP=TRUE installworld
159
160reinstallkernel: mount
161	cd ${SRCDIR} && \
162	    make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
163		 installkernel
164	cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
165
166sysloader: mount
167	cp /boot/loader ${VKDIR}/root/boot/loader
168	sync
169
170# Run the vkernel on our image.  Make sure we are unmounted so
171# we do not compete against the emulated kernel when writing to root.img.
172# (check does this for us)
173#
174run: check
175	mkdir -p /var/vkernel
176	sysctl vm.vkernel_enable=1
177	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
178			-r root.img -U -v \
179			-I /var/run/vknet ${EXTRAOPTS}
180
181# When running w/ a NFS root
182#
183NFS_IP?= 10.0.0.53
184NFS_NETMASK?= 255.255.255.0
185NFS_ROOT_IP?= 10.0.0.1
186NFS_ROOT_PATH?= /netboot2
187
188run_nfsroot: check
189	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
190			-I /var/run/vknet \
191			-e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
192
193# Make sure we are not mounted and the VN device is unconfigured,
194#
195# Find an unused VN device but do not do anything with it yet.
196#
197checkq:
198.if !defined(VKDIR)
199	@(echo "must specify VKDIR=target or as an environment variable"; /usr/bin/false)
200.endif
201
202.if exists(${VKDIR})
203	@echo "${VKDIR} found"
204.else
205	mkdir -p ${VKDIR}
206.endif
207
208.if ${FSTYPE} == "hammer"
209NEWFS_CMD = newfs_${FSTYPE}
210NEWFS_ARGS = -L VKROOT -f
211MOUNT_CMD = mount_${FSTYPE}
212ROOTSIZE ?= 5G
213.else
214FSTYPE = 4.2BSD
215NEWFS_CMD = newfs
216NEWFS_ARGS =
217MOUNT_CMD = mount
218ROOTSIZE ?= 2G
219.endif
220
221
222check: checkq
223.if exists(${VKDIR}/vn.which)
224	-umount ${VKDIR}/root > /dev/null 2>&1
225	-vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
226	rm -f ${VKDIR}/vn.which
227.endif
228	(vnconfig -l | fgrep "not in use" > /dev/null) || \
229	    (echo "Cannot find unused VN"; /usr/bin/false)
230	vnconfig -l | fgrep "not in use" | \
231	    cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
232	egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
233	    (echo "VN device selection is bad"; /usr/bin/false)
234