test/vkernel/Makefile

   1 # Makefile - set up a vkernel environment for testing the vkernel
   2 #
   3
   4 # require it to be specified
   5 SRCDIR ?= ${.CURDIR}/../..
   6 PHYSMEM ?= 256m
   7 NCPUS ?= 2
   8 FSTYPE ?=
   9
  10 all: help
  11
  12 .if ${MACHINE_ARCH} == "i386"
  13 USEKERNEL=VKERNEL
  14 .else
  15 USEKERNEL=VKERNEL64
  16 .endif
  17
  18 scratch: world kernel root install
  19         @echo "Run the environment with:"
  20         @echo "make VKDIR=${VKDIR} run"
  21
  22 quickw: quickworld quickkernel reinstall reinstallkernel
  23         @echo "Run the environment with:"
  24         @echo "make VKDIR=${VKDIR} run"
  25
  26 quick: quickkernel reinstallkernel
  27         @echo "Run the environment with:"
  28         @echo "make VKDIR=${VKDIR} run"
  29
  30 help:
  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 ""
  37         @echo "Meta target components:"
  38         @echo ""
  39         @echo "    help     - this help"
  40         @echo "    clean    - clean up"
  41         @echo "    scratch  - build and install everything from scratch"
  42         @echo "               (this is absolutely everything)"
  43         @echo "    quick    - incremental kernel build & reinstall"
  44         @echo "    quickw   - incremental world & kernel build & reinstall"
  45         @echo "    run      - run vkernel with VKDIR/root.img"
  46         @echo "    mount    - mount VKDIR/root.img at VKDIR/root"
  47         @echo "    umount   - unmount"
  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 #
  67 clean: check
  68         rm -rf ${VKDIR}/root.img ${VKDIR}/root
  69
  70 # Build the world and kernel
  71 #
  72 #
  73 world: checkq
  74         cd ${SRCDIR} && make -j 4 buildworld
  75
  76 kernel: checkq
  77         cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} buildkernel
  78
  79 nativekernel: checkq
  80         cd ${SRCDIR} && make -j 4 KERNCONF=${USEKERNEL} nativekernel
  81
  82 # Quick build - just rebuild the kernel quickly
  83 #
  84 #
  85 quickworld: checkq
  86         cd ${SRCDIR} && make -j 4 quickworld
  87
  88 quickkernel: 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 #
  96 root:   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
 110 mount: 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
 118 umount: check
 119
 120 # Install a fresh world & distribution, and kernel
 121 #
 122 install: mount
 123         cd ${SRCDIR} && \
 124             make -j 4 DESTDIR=${VKDIR}/root installworld
 125         cd ${SRCDIR}/etc && \
 126             make -j 4 DESTDIR=${VKDIR}/root distribution
 127         echo '/dev/vkd0s1a      /       ufs     rw      1 1' > ${VKDIR}/root/etc/fstab
 128         echo 'proc              /proc   procfs  rw      0 0' >> ${VKDIR}/root/etc/fstab
 129         echo 'vfs.root.mountfrom="ufs:vkd0s1a"' > ${VKDIR}/root/boot/loader.conf
 130         #(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"     cons25  on      secure') > ${VKDIR}/root/etc/ttys.new
 131         #mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
 132         cd ${SRCDIR} && \
 133             make -j 4 \
 134                  DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
 135                  installkernel
 136         cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
 137
 138 leaf: mount
 139         echo 'ifconfig_vke0="up"' > ${VKDIR}/root/etc/rc.conf
 140         echo 'defaultrouter="10.26.0.1"' >> ${VKDIR}/root/etc/rc.conf
 141         echo 'search dragonflybsd.org backplane.com' > ${VKDIR}/root/etc/resolv.conf
 142         echo 'nameserver 10.0.0.25' >> ${VKDIR}/root/etc/resolv.conf
 143         echo 'nameserver 10.0.0.2' >> ${VKDIR}/root/etc/resolv.conf
 144         echo 'nameserver 8.8.8.8' >> ${VKDIR}/root/etc/resolv.conf
 145         make umount
 146         chmod 644 /build/vkernel/root.img
 147
 148 # Quick reinstall - just install a new kernel on top of an existing image
 149 #
 150 #
 151 reinstall: mount
 152         cd ${SRCDIR} && make -j 4 DESTDIR=${VKDIR}/root installworld
 153
 154 reinstallkernel: mount
 155         cd ${SRCDIR} && \
 156             make -j 4 DESTDIR=${VKDIR}/root KERNCONF=${USEKERNEL} \
 157                  installkernel
 158         cp ${VKDIR}/root/boot/kernel/kernel ${VKDIR}/vkernel
 159
 160 sysloader: mount
 161         cp /boot/loader ${VKDIR}/root/boot/loader
 162         sync
 163
 164 # Run the vkernel on our image.  Make sure we are unmounted so
 165 # we do not compete against the emulated kernel when writing to root.img.
 166 # (check does this for us)
 167 #
 168 run: check
 169         mkdir -p /var/vkernel
 170         sysctl vm.vkernel_enable=1
 171         cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} \
 172                         -r root.img -U -v \
 173                         -I /var/run/vknet
 174
 175 # When running w/ a NFS root
 176 #
 177 NFS_IP?= 10.0.0.53
 178 NFS_NETMASK?= 255.255.255.0
 179 NFS_ROOT_IP?= 10.0.0.1
 180 NFS_ROOT_PATH?= /netboot2
 181
 182 run_nfsroot: check
 183         cd ${VKDIR} && ./vkernel -m ${PHYSMEM} -n ${NCPUS} -U -v \
 184                         -I /var/run/vknet \
 185                         -e 'boot.netif.ip=${NFS_IP}:boot.netif.netmask=${NFS_NETMASK}:boot.netif.name=vke0:boot.nfsroot.server=${NFS_ROOT_IP}:boot.nfsroot.path=${NFS_ROOT_PATH}'
 186
 187 # Make sure we are not mounted and the VN device is unconfigured,
 188 #
 189 # Find an unused VN device but do not do anything with it yet.
 190 #
 191 checkq:
 192 .if !defined(VKDIR)
 193         @(echo "must specify VKDIR=target or as an environment variable"; /usr/bin/false)
 194 .endif
 195
 196 .if exists(${VKDIR})
 197         @echo "${VKDIR} found"
 198 .else
 199         mkdir -p ${VKDIR}
 200 .endif
 201
 202 .if ${FSTYPE} == "hammer"
 203 NEWFS_CMD = newfs_${FSTYPE}
 204 NEWFS_ARGS = -L VKROOT -f
 205 MOUNT_CMD = mount_${FSTYPE}
 206 ROOTSIZE ?= 5G
 207 .else
 208 FSTYPE = 4.2BSD
 209 NEWFS_CMD = newfs
 210 NEWFS_ARGS =
 211 MOUNT_CMD = mount
 212 ROOTSIZE ?= 2G
 213 .endif
 214
 215
 216 check: checkq
 217 .if exists(${VKDIR}/vn.which)
 218         -umount ${VKDIR}/root > /dev/null 2>&1
 219         -vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
 220         rm -f ${VKDIR}/vn.which
 221 .endif
 222         (vnconfig -l | fgrep "not in use" > /dev/null) || \
 223             (echo "Cannot find unused VN"; /usr/bin/false)
 224         vnconfig -l | fgrep "not in use" | \
 225             cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
 226         egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
 227             (echo "VN device selection is bad"; /usr/bin/false)