xref: /dragonfly/test/vkernel/Makefile (revision a68e0df0) 
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 VKDIR target_dir"
34	@echo ""
35	@echo "Meta target components:"
36	@echo ""
37	@echo "    help     - this help"
38	@echo "    clean    - clean up"
39	@echo "    scratch  - build and install everything from scratch"
40	@echo "               (this is absolutely everything)"
41	@echo "    quick    - incremental kernel build & reinstall"
42	@echo "    quickw   - incremental world & kernel build & reinstall"
43	@echo "    run      - run vkernel with VKDIR/root.img"
44	@echo "    mount    - mount VKDIR/root.img at VKDIR/root"
45	@echo "    umount   - unmount"
46	@echo ""
47	@echo "Individual target components:"
48	@echo ""
49	@echo "    world             - build the world from scratch"
50	@echo "    root              - create a new, empty root.img"
51	@echo "    install           - install a world & kernel"
52	@echo "                        into root.img"
53	@echo "    kernel   	     - build vkernel"
54	@echo "    quickworld        - incremental rebuild world"
55	@echo "    quickkernel       - incremental rebuild kernel"
56	@echo "    reinstall         - reinstall world into root.img"
57	@echo "                        (just the installworld piece)"
58	@echo "    reinstallkernel   - reinstall kernel into root.img"
59	@echo ""
60
61# Unmount everything, de-configured VN, and clean up.
62# (check handles umounting/deconfiguring)
63#
64clean: check
65	rm -rf ${VKDIR}/root.img ${VKDIR}/root
66
67# Build the world and kernel
68#
69#
70world: checkq
71	cd ${SRCDIR} && make -j 4 buildworld
72
73kernel: checkq
74	cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} buildkernel
75
76# Quick build - just rebuild the kernel quickly
77#
78#
79quickworld: checkq
80	cd ${SRCDIR} && make -j 4 quickworld
81
82quickkernel: checkq
83	cd ${SRCDIR} && make KERNCONF=${USEKERNEL} quickkernel
84
85# Build and mount an empty filesystem for the emulated root disk
86#
87# NOTE: root must umount when done because a later dependency may
88#       have a dependency on mount.
89#
90root:	check
91	vnconfig -c -T -S ${ROOTSIZE} -s labels \
92	    `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
93	dd if=/dev/zero of=/dev/`cat ${VKDIR}/vn.which` bs=32k count=4
94	fdisk -IB `cat ${VKDIR}/vn.which`
95	disklabel -r -w `cat ${VKDIR}/vn.which`s1 auto
96	disklabel `cat ${VKDIR}/vn.which`s1 > ${VKDIR}/label.tmp
97	echo 'a: * 0 4.2BSD' >> ${VKDIR}/label.tmp
98	disklabel -R `cat ${VKDIR}/vn.which`s1 ${VKDIR}/label.tmp
99	disklabel -B `cat ${VKDIR}/vn.which`s1
100	newfs /dev/`cat ${VKDIR}/vn.which`s1a
101	mkdir -p ${VKDIR}/root
102	vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
103
104mount: check
105	vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
106	fsck -p /dev/`cat ${VKDIR}/vn.which`s1a
107	mount /dev/`cat ${VKDIR}/vn.which`s1a ${VKDIR}/root
108	@echo "Mounted ${VKDIR}/root"
109
110umount: check
111
112# Install a fresh world & distribution, and kernel
113#
114install: mount
115	cd ${SRCDIR} && \
116	    make -j 4 DESTDIR=${VKDIR}/root installworld
117	cd ${SRCDIR}/etc && \
118	    make -j 4 DESTDIR=${VKDIR}/root distribution
119	echo '/dev/vkd0s1a	/	ufs	rw	1 1' > ${VKDIR}/root/etc/fstab
120	echo 'proc		/proc	procfs	rw	0 0' >> ${VKDIR}/root/etc/fstab
121	echo 'vfs.root.mountfrom="ufs:vkd0s1a"' > ${VKDIR}/root/boot/loader.conf
122	#(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"	cons25	on	secure') > ${VKDIR}/root/etc/ttys.new
123	#mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
124	cd ${SRCDIR} && \
125	    make -j 4 \
126		 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
127		 NO_MODULES= \
128		 installkernel
129	cp ${VKDIR}/root/boot/kernel ${VKDIR}/vkernel
130
131# Quick reinstall - just install a new kernel on top of an existing image
132#
133#
134reinstall: mount
135	cd ${SRCDIR} && make -j 4 DESTDIR=${VKDIR}/root installworld
136
137reinstallkernel: mount
138	cd ${SRCDIR} && \
139	    make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
140		 NO_MODULES= installkernel
141	cp ${VKDIR}/root/boot/kernel ${VKDIR}/vkernel
142
143sysloader: mount
144	cp /boot/loader ${VKDIR}/root/boot/loader
145	sync
146
147# Run the vkernel on our image.  Make sure we are unmounted so
148# we do not compete against the emulated kernel when writing to root.img.
149# (check does this for us)
150#
151run: check
152	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
153			-r root.img -U -v \
154			-I /var/run/vknet
155
156# When running w/ a NFS root
157#
158NFS_IP?= 10.0.0.53
159NFS_NETMASK?= 255.255.255.0
160NFS_ROOT_IP?= 10.0.0.1
161NFS_ROOT_PATH?= /netboot2
162
163run_nfsroot: check
164	cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
165			-I /var/run/vknet \
166			-e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
167
168# Make sure we are not mounted and the VN device is unconfigured,
169#
170# Find an unused VN device but do not do anything with it yet.
171#
172checkq:
173.if !defined(VKDIR)
174	@(echo "must specify VKDIR=target or as an environment variable"; exit 1)
175.endif
176.if exists(${VKDIR})
177	@echo "${VKDIR} found"
178.else
179	mkdir -p ${VKDIR}
180.endif
181
182check: checkq
183.if exists(${VKDIR}/vn.which)
184	-umount ${VKDIR}/root > /dev/null 2>&1
185	-vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
186	rm -f ${VKDIR}/vn.which
187.endif
188	(vnconfig -l | fgrep "not in use" > /dev/null) || \
189	    (echo "Cannot find unused VN"; exit 1)
190	vnconfig -l | fgrep "not in use" | \
191	    cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
192	egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
193	    (echo "VN device selection is bad"; exit 1)
194