xref: /dragonfly/test/vkernel/Makefile (revision 59a92d18) 
1# Makefile - set up a vkernel environment for testing the vkernel
2#
3
4# require it to be specified
5SRCDIR ?= ${.CURDIR}/../..
6ROOTSIZE ?= 512M
7PHYSMEM ?= 128m
8NCPUS ?= 2
9
10all: help
11
12.if ${MACHINE_ARCH} == "i386"
13USEKERNEL=VKERNEL
14.else
15USEKERNEL=VKERNEL64
16.endif
17
18scratch: world kernel install
19	@echo "Run the environment with:"
20	@echo "make VKDIR=${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 ""
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 ""
48	@echo "Individual target components:"
49	@echo ""
50	@echo "    world             - build the world from scratch"
51	@echo "    root              - create a new, empty root.img"
52	@echo "    install           - install a world & kernel"
53	@echo "                        into root.img"
54	@echo "    kernel   	     - build vkernel"
55	@echo "    quickworld        - incremental rebuild world"
56	@echo "    quickkernel       - incremental rebuild kernel"
57	@echo "    reinstall         - reinstall world into root.img"
58	@echo "                        (just the installworld piece)"
59	@echo "    reinstallkernel   - reinstall kernel into root.img"
60	@echo ""
61
62# Unmount everything, de-configured VN, and clean up.
63# (check handles umounting/deconfiguring)
64#
65clean: check
66	rm -rf ${VKDIR}/root.img ${VKDIR}/root
67
68# Build the world and kernel
69#
70#
71world: checkq
72	cd ${SRCDIR} && make -j 4 buildworld
73
74kernel: checkq
75	cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} buildkernel
76
77# Quick build - just rebuild the kernel quickly
78#
79#
80quickworld: checkq
81	cd ${SRCDIR} && make -j 4 quickworld
82
83quickkernel: checkq
84	cd ${SRCDIR} && make KERNCONF=${USEKERNEL} quickkernel
85
86# Build and mount an empty filesystem for the emulated root disk
87#
88# NOTE: root must umount when done because a later dependency may
89#       have a dependency on mount.
90#
91root:	check
92	vnconfig -c -T -S ${ROOTSIZE} -s labels \
93	    `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
94	dd if=/dev/zero of=/dev/`cat ${VKDIR}/vn.which` bs=32k count=4
95	fdisk -IB `cat ${VKDIR}/vn.which`
96	disklabel -r -w `cat ${VKDIR}/vn.which`s1 auto
97	disklabel `cat ${VKDIR}/vn.which`s1 > ${VKDIR}/label.tmp
98	echo 'a: * 0 4.2BSD' >> ${VKDIR}/label.tmp
99	disklabel -R `cat ${VKDIR}/vn.which`s1 ${VKDIR}/label.tmp
100	disklabel -B `cat ${VKDIR}/vn.which`s1
101	newfs /dev/`cat ${VKDIR}/vn.which`s1a
102	mkdir -p ${VKDIR}/root
103	vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
104
105mount: check
106	vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
107	fsck -p /dev/`cat ${VKDIR}/vn.which`s1a
108	mount /dev/`cat ${VKDIR}/vn.which`s1a ${VKDIR}/root
109	@echo "Mounted ${VKDIR}/root"
110
111umount: check
112
113# Install a fresh world & distribution, and kernel
114#
115install: mount
116	cd ${SRCDIR} && \
117	    make -j 4 DESTDIR=${VKDIR}/root installworld
118	cd ${SRCDIR}/etc && \
119	    make -j 4 DESTDIR=${VKDIR}/root distribution
120	echo '/dev/vkd0s1a	/	ufs	rw	1 1' > ${VKDIR}/root/etc/fstab
121	echo 'proc		/proc	procfs	rw	0 0' >> ${VKDIR}/root/etc/fstab
122	echo 'vfs.root.mountfrom="ufs:vkd0s1a"' > ${VKDIR}/root/boot/loader.conf
123	#(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"	cons25	on	secure') > ${VKDIR}/root/etc/ttys.new
124	#mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
125	cd ${SRCDIR} && \
126	    make -j 4 \
127		 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
128		 NO_MODULES= \
129		 installkernel
130	cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
131
132# Quick reinstall - just install a new kernel on top of an existing image
133#
134#
135reinstall: mount
136	cd ${SRCDIR} && make -j 4 DESTDIR=${VKDIR}/root installworld
137
138reinstallkernel: mount
139	cd ${SRCDIR} && \
140	    make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
141		 NO_MODULES= installkernel
142	cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
143
144sysloader: mount
145	cp /boot/loader ${VKDIR}/root/boot/loader
146	sync
147
148# Run the vkernel on our image.  Make sure we are unmounted so
149# we do not compete against the emulated kernel when writing to root.img.
150# (check does this for us)
151#
152run: check
153	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
154			-r root.img -U -v \
155			-I /var/run/vknet
156
157# When running w/ a NFS root
158#
159NFS_IP?= 10.0.0.53
160NFS_NETMASK?= 255.255.255.0
161NFS_ROOT_IP?= 10.0.0.1
162NFS_ROOT_PATH?= /netboot2
163
164run_nfsroot: check
165	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
166			-I /var/run/vknet \
167			-e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
168
169# Make sure we are not mounted and the VN device is unconfigured,
170#
171# Find an unused VN device but do not do anything with it yet.
172#
173checkq:
174.if !defined(VKDIR)
175	@(echo "must specify VKDIR=target or as an environment variable"; exit 1)
176.endif
177.if exists(${VKDIR})
178	@echo "${VKDIR} found"
179.else
180	mkdir -p ${VKDIR}
181.endif
182
183check: checkq
184.if exists(${VKDIR}/vn.which)
185	-umount ${VKDIR}/root > /dev/null 2>&1
186	-vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
187	rm -f ${VKDIR}/vn.which
188.endif
189	(vnconfig -l | fgrep "not in use" > /dev/null) || \
190	    (echo "Cannot find unused VN"; exit 1)
191	vnconfig -l | fgrep "not in use" | \
192	    cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
193	egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
194	    (echo "VN device selection is bad"; exit 1)
195