test/vkernel/Makefile

   1 # Makefile - set up a vkernel environment for testing the vkernel
   2 #
   3
   4 # require it to be specified
   5 SRCDIR ?= ${.CURDIR}/../..
   6 ROOTSIZE ?= 512M
   7 NETADDR= 10.3.1.1
   8
   9 all: help
  10
  11 scratch: world32 kernel32 install32
  12         @echo "Run the environment with:"
  13         @echo "make VKDIR=${VKDIR} run"
  14
  15 quickw: quickworld32 quickkernel32 reinstall32 reinstallkernel32
  16         @echo "Run the environment with:"
  17         @echo "make VKDIR=${VKDIR} run"
  18
  19 quick: quickkernel32 reinstallkernel32
  20         @echo "Run the environment with:"
  21         @echo "make VKDIR=${VKDIR} run"
  22
  23 help:
  24         @echo "Setup Instructions:"
  25         @echo ""
  26         @echo "    setenv VKDIR target_dir"
  27         @echo ""
  28         @echo "Meta target components:"
  29         @echo ""
  30         @echo "    help     - this help"
  31         @echo "    clean    - clean up"
  32         @echo "    scratch  - build and install everything from scratch"
  33         @echo "               (this is absolutely everything)"
  34         @echo "    quick    - incremental kernel build & reinstall"
  35         @echo "    quickw   - incremental world & kernel build & reinstall"
  36         @echo "    run      - run vkernel with VKDIR/root.img"
  37         @echo "    mount    - mount VKDIR/root.img at VKDIR/root"
  38         @echo "    umount   - unmount"
  39         @echo ""
  40         @echo "Individual target components:"
  41         @echo ""
  42         @echo "    world32           - build the 32 bit world from scratch"
  43         @echo "    root32            - create a new, empty root.img"
  44         @echo "    install32         - install a 32 bit world & kernel"
  45         @echo "                        into root.img"
  46         @echo "    kernel32          - build 32 bit vkernel"
  47         @echo "    quickworld32      - incremental rebuild world32"
  48         @echo "    quickkernel32     - incremental rebuild kernel32"
  49         @echo "    reinstall32       - reinstall world32 into root.img"
  50         @echo "                        (just the installworld piece)"
  51         @echo "    reinstallkernel32 - reinstall kernel32 into root.img"
  52         @echo ""
  53
  54 # Unmount everything, de-configured VN, and clean up.
  55 # (check handles umounting/deconfiguring)
  56 #
  57 clean: check
  58         rm -rf ${VKDIR}/root.img ${VKDIR}/root
  59
  60 # Build the 32 bit world and kernel
  61 #
  62 #
  63 world32: checkq
  64         cd ${SRCDIR} && make -j 4 buildworld
  65
  66 kernel32: checkq
  67         cd ${SRCDIR} && make -j 4 KERNCONF=VKERNEL buildkernel
  68
  69 # Quick build - just rebuild the kernel quickly
  70 #
  71 #
  72 quickworld32: checkq
  73         cd ${SRCDIR} && make -j 4 quickworld
  74
  75 quickkernel32: checkq
  76         cd ${SRCDIR} && make KERNCONF=VKERNEL quickkernel
  77
  78 # Build and mount an empty filesystem for the emulated root disk
  79 #
  80 # NOTE: root32 must umount when done because a later dependency may
  81 #       have a dependency on mount.
  82 #
  83 root32: check
  84         vnconfig -c -T -S ${ROOTSIZE} -s labels \
  85             `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
  86         dd if=/dev/zero of=/dev/`cat ${VKDIR}/vn.which` bs=32k count=4
  87         fdisk -IB `cat ${VKDIR}/vn.which`
  88         disklabel -r -w `cat ${VKDIR}/vn.which`s1 auto
  89         disklabel `cat ${VKDIR}/vn.which`s1 > ${VKDIR}/label.tmp
  90         echo 'a: * 0 4.2BSD' >> ${VKDIR}/label.tmp
  91         disklabel -R `cat ${VKDIR}/vn.which`s1 ${VKDIR}/label.tmp
  92         disklabel -B `cat ${VKDIR}/vn.which`s1
  93         newfs /dev/`cat ${VKDIR}/vn.which`s1a
  94         mkdir -p ${VKDIR}/root
  95         vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
  96
  97 mount: check
  98         vnconfig -c -s labels `cat ${VKDIR}/vn.which` ${VKDIR}/root.img
  99         fsck -p /dev/`cat ${VKDIR}/vn.which`s1a
 100         mount /dev/`cat ${VKDIR}/vn.which`s1a ${VKDIR}/root
 101         @echo "Mounted ${VKDIR}/root"
 102
 103 umount: check
 104
 105 # Install a fresh 32 bit world & distribution, and kernel
 106 #
 107 install32: mount
 108         cd ${SRCDIR} && \
 109             make -j 4 DESTDIR=${VKDIR}/root installworld
 110         cd ${SRCDIR}/etc && \
 111             make -j 4 DESTDIR=${VKDIR}/root distribution
 112         echo '/dev/vkd0s1a      /       ufs     rw      1 1' > ${VKDIR}/root/etc/fstab
 113         echo 'proc              /proc   procfs  rw      0 0' >> ${VKDIR}/root/etc/fstab
 114         echo 'vfs.root.mountfrom="ufs:vkds1a"' > ${VKDIR}/root/boot/loader.conf
 115         #(egrep -v '^console' ${VKDIR}/root/etc/ttys; echo 'console "/usr/libexec/getty Pc"     cons25  on      secure') > ${VKDIR}/root/etc/ttys.new
 116         #mv -f ${VKDIR}/root/etc/ttys.new ${VKDIR}/root/etc/ttys
 117         cd ${SRCDIR} && \
 118             make -j 4 \
 119                  DESTDIR=${VKDIR}/root KERNCONF=VKERNEL \
 120                  NO_MODULES= \
 121                  installkernel
 122         cp ${VKDIR}/root/boot/kernel ${VKDIR}/vkernel
 123
 124 # Quick reinstall - just install a new kernel on top of an existing image
 125 #
 126 #
 127 reinstall32: mount
 128         cd ${SRCDIR} && make -j 4 DESTDIR=${VKDIR}/root installworld
 129
 130 reinstallkernel32: mount
 131         cd ${SRCDIR} && \
 132             make -j 4 DESTDIR=${VKDIR}/root KERNCONF=VKERNEL \
 133                  NO_MODULES= installkernel
 134         cp ${VKDIR}/root/boot/kernel ${VKDIR}/vkernel
 135
 136 sysloader: mount
 137         cp /boot/loader ${VKDIR}/root/boot/loader
 138         sync
 139
 140 # Run the vkernel on our image.  Make sure we are unmounted so
 141 # we do not compete against the emulated kernel when writing to root.img.
 142 # (check does this for us)
 143 #
 144 run: check
 145         cd ${VKDIR} && ./vkernel -m 128m -n 2 \
 146                         -r root.img -U -v \
 147                         -I /dev/vknet
 148 #                       -I /dev/vknet:0.0.0.0:${NETADDR}/16
 149
 150 # Make sure we are not mounted and the VN device is unconfigured,
 151 #
 152 # Find an unused VN device but do not do anything with it yet.
 153 #
 154 checkq:
 155 .if !defined(VKDIR)
 156         @(echo "must specify VKDIR=target or as an environment variable"; exit 1)
 157 .endif
 158 .if exists(${VKDIR})
 159         @echo "${VKDIR} found"
 160 .else
 161         mkdir -p ${VKDIR}
 162 .endif
 163
 164 check: checkq
 165 .if exists(${VKDIR}/vn.which)
 166         -umount ${VKDIR}/root > /dev/null 2>&1
 167         -vnconfig -u `cat ${VKDIR}/vn.which` > /dev/null 2>&1
 168         rm -f ${VKDIR}/vn.which
 169 .endif
 170         (vnconfig -l | fgrep "not in use" > /dev/null) || \
 171             (echo "Cannot find unused VN"; exit 1)
 172         vnconfig -l | fgrep "not in use" | \
 173             cut -f 1 -d : | head -1 > ${VKDIR}/vn.which
 174         egrep '^vn' ${VKDIR}/vn.which > /dev/null || \
 175             (echo "VN device selection is bad"; exit 1)