| 1 | # |
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| 2 | # make existing: |
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| 3 | # |
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| 4 | # Download a pre-built ramdisk. |
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| 5 | # INITRD = <Directory to download ramdisk from> |
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| 6 | # |
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| 7 | # make initrd.img: |
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| 8 | # |
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| 9 | # Make a ramdisk from scratch. |
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| 10 | # BR_URL = <The URL of the Buildroot source code> |
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| 11 | # BR_SNAPSHOT = 1 Set BR_URL to the upstream Buildroot daily snapshot. |
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| 12 | # BR_ARCH = <The build architecture for the initrd> |
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| 13 | # |
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| 14 | |
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| 15 | INITRD ?= http://xm-test.xensource.com/ramdisks |
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| 16 | |
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| 17 | BR_ARCH ?= $(shell uname -m | sed -e 's/i.86/i386/' -e 's/ppc\(64\)*/powerpc/' -e 's/x86_64/i386/') |
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| 18 | |
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| 19 | @MK@ifdef BR_SNAPSHOT |
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| 20 | @MK@ BR_URL = http://buildroot.uclibc.org/downloads/snapshots/buildroot-snapshot.tar.bz2 |
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| 21 | @MK@else |
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| 22 | @MK@ BR_URL = http://xm-test.xensource.com/ramdisks/buildroot-20061023.tar.bz2 |
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| 23 | @MK@endif |
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| 24 | BR_TAR = $(notdir $(BR_URL)) |
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| 25 | |
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| 26 | BR_SRC = buildroot |
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| 27 | BR_IMG = $(BR_SRC)/rootfs.$(BR_ARCH).ext2 |
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| 28 | |
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| 29 | BR_ROOT = build_$(BR_ARCH)/root |
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| 30 | |
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| 31 | EXTRA_DIST = skel configs patches |
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| 32 | |
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| 33 | HVM_SCRIPT = bin/create_disk_image |
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| 34 | |
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| 35 | XMTEST_MAJ_VER = $(shell echo @PACKAGE_VERSION@ | perl -pe 's/(\d+)\.(\d+)\.\d+/\1.\2/') |
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| 36 | XMTEST_VER_IMG = initrd-$(XMTEST_MAJ_VER)-$(BR_ARCH).img |
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| 37 | XMTEST_DL_IMG = $(shell echo $(XMTEST_VER_IMG) | sed -e 's/x86_64/i386/g') |
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| 38 | |
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| 39 | EXTRA_ROOT_DIRS = sys modules |
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| 40 | |
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| 41 | BLKDRV = /lib/modules/$(shell uname -r)/kernel/drivers/xen/blkfront/xenblk.ko |
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| 42 | NETDRV = /lib/modules/$(shell uname -r)/kernel/drivers/xen/netfront/xennet.ko |
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| 43 | PKTDRV = /lib/modules/$(shell uname -r)/kernel/net/packet/af_packet.ko |
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| 44 | |
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| 45 | |
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| 46 | if HVM |
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| 47 | all: initrd.img disk.img |
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| 48 | else |
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| 49 | all: initrd.img |
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| 50 | endif |
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| 51 | |
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| 52 | $(BR_TAR): |
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| 53 | wget $(BR_URL) |
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| 54 | |
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| 55 | $(BR_SRC): $(BR_TAR) |
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| 56 | tar xjf $(BR_TAR) |
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| 57 | |
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| 58 | $(BR_IMG): $(BR_SRC) |
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| 59 | cp configs/buildroot-$(BR_ARCH) $(BR_SRC)/.config |
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| 60 | cp configs/busybox $(BR_SRC)/package/busybox/busybox.config |
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| 61 | cp configs/uClibc $(BR_SRC)/toolchain/uClibc/uClibc.config |
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| 62 | (for i in patches/buildroot/*.patch; do \ |
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| 63 | cd $(BR_SRC) && patch -p1 <../$$i && cd ..; done ) |
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| 64 | cd $(BR_SRC) && make oldconfig && make |
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| 65 | |
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| 66 | $(XMTEST_VER_IMG): $(BR_IMG) |
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| 67 | chmod a+x skel/etc/init.d/rcS |
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| 68 | cd skel && mkdir -p $(EXTRA_ROOT_DIRS) |
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| 69 | -[ -e "$(BLKDRV)" ] && cp $(BLKDRV) skel/modules |
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| 70 | -[ -e "$(NETDRV)" ] && cp $(NETDRV) skel/modules |
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| 71 | -[ -e "$(PKTDRV)" ] && cp $(PKTDRV) skel/modules |
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| 72 | (cd skel; tar cf - .) \ |
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| 73 | | (cd $(BR_SRC)/$(BR_ROOT); tar xvf -) |
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| 74 | cd $(BR_SRC) && make |
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| 75 | cp $(BR_IMG) $(XMTEST_VER_IMG) |
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| 76 | |
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| 77 | initrd.img: $(XMTEST_VER_IMG) |
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| 78 | ln -sf $(XMTEST_VER_IMG) initrd.img |
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| 79 | |
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| 80 | disk.img: existing |
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| 81 | chmod a+x $(HVM_SCRIPT) |
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| 82 | @if test ! "$(HVMKERNEL)" = "no" -a ! "$(DRVDIR)" = "no"; then \ |
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| 83 | $(HVM_SCRIPT) -r $(XMTEST_VER_IMG) -k $(HVMKERNEL) \ |
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| 84 | -d $(DRVDIR) -n $(NETDRV); \ |
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| 85 | elif test "$(HVMKERNEL)" = "no" -a ! "$(DRVDIR)" = "no"; then \ |
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| 86 | $(HVM_SCRIPT) -r $(XMTEST_VER_IMG) -d $(DRVDIR) -n $(NETDRV); \ |
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| 87 | elif test ! "$(HVMKERNEL)" = "no" -a "$(DRVDIR)" = "no"; then \ |
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| 88 | $(HVM_SCRIPT) -r $(XMTEST_VER_IMG) -k $(HVMKERNEL) \ |
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| 89 | -n $(NETDRV); \ |
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| 90 | else \ |
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| 91 | $(HVM_SCRIPT) -r $(XMTEST_VER_IMG) -n $(NETDRV); \ |
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| 92 | fi |
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| 93 | |
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| 94 | existing: |
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| 95 | @if [ -n "$(INITRD)" ] && [ ! -f $(XMTEST_VER_IMG) ] ; then \ |
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| 96 | if [ ! -f $(XMTEST_DL_IMG) ] ; then \ |
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| 97 | wget $(INITRD)/$(XMTEST_DL_IMG); \ |
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| 98 | fi; \ |
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| 99 | if [ "$(XMTEST_DL_IMG)" != "$(XMTEST_VER_IMG)" ] ; then \ |
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| 100 | ln -s $(XMTEST_DL_IMG) $(XMTEST_VER_IMG); \ |
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| 101 | fi \ |
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| 102 | fi |
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| 103 | @if [ -f $(XMTEST_VER_IMG) ] ; then \ |
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| 104 | ln -sf $(XMTEST_VER_IMG) initrd.img; \ |
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| 105 | else \ |
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| 106 | echo Error, $(XMTEST_VER_IMG) not found; \ |
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| 107 | false; \ |
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| 108 | fi |
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| 109 | |
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| 110 | clean-local: am_config_clean-local |
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| 111 | |
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| 112 | am_config_clean-local: |
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| 113 | rm -Rf buildroot |
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| 114 | rm -f *~ |
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| 115 | rm -f initrd.img |
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| 116 | rm -f $(BR_TAR) |
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| 117 | rm -f disk.img |
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