1 # Makefile - set up a vkernel environment for testing the vkernel
4 # require it to be specified
5 SRCDIR ?= ${.CURDIR}/../..
12 .if ${MACHINE_ARCH} == "i386"
18 scratch: world kernel root install
19 @echo "Run the environment with:"
20 @echo "make VKDIR=${VKDIR} run"
22 quickw: quickworld quickkernel reinstall reinstallkernel
23 @echo "Run the environment with:"
24 @echo "make VKDIR=${VKDIR} run"
26 quick: quickkernel reinstallkernel
27 @echo "Run the environment with:"
28 @echo "make VKDIR=${VKDIR} run"
31 @echo "Setup Instructions:"
33 @echo " setenv ROOTSIZE size (optional)"
34 @echo " setenv VKDIR target_dir"
36 @echo "Meta target components:"
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"
48 @echo "Individual target components:"
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"
62 # Unmount everything, de-configured VN, and clean up.
63 # (check handles umounting/deconfiguring)
66 rm -rf ${VKDIR}/root.img ${VKDIR}/root
68 # Build the world and kernel
72 cd ${SRCDIR} && make -j 4 buildworld
75 cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} buildkernel
77 # Quick build - just rebuild the kernel quickly
81 cd ${SRCDIR} && make -j 4 quickworld
84 cd ${SRCDIR} && make KERNCONF=${USEKERNEL} quickkernel
86 # Build and mount an empty filesystem for the emulated root disk
88 # NOTE: root must umount when done because a later dependency may
89 # have a dependency on mount.
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
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 ${VKDIR}/root"
113 # Install a fresh world & distribution, and kernel
117 make -j 4 DESTDIR=${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 ${VKDIR}/root/etc/ttys
127 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
130 cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
132 # Quick reinstall - just install a new kernel on top of an existing image
136 cd ${SRCDIR} && make -j 4 DESTDIR=${VKDIR}/root installworld
138 reinstallkernel: mount
140 make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
141 NO_MODULES= installkernel
142 cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
145 cp /boot/loader ${VKDIR}/root/boot/loader
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)
153 cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
157 # When running w/ a NFS root
160 NFS_NETMASK?= 255.255.255.0
161 NFS_ROOT_IP?= 10.0.0.1
162 NFS_ROOT_PATH?= /netboot2
165 cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
167 -e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
169 # Make sure we are not mounted and the VN device is unconfigured,
171 # Find an unused VN device but do not do anything with it yet.
175 @(echo "must specify VKDIR=target or as an environment variable"; exit 1)
178 @echo "${VKDIR} found"
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
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)