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authorGravatar John Voltz <john.voltz@gmail.com>2008-03-06 17:52:37 +0000
committerGravatar John Voltz <john.voltz@gmail.com>2008-03-06 17:52:37 +0000
commitab063ab0af7dbd92140dad0f20ad396ba2d45d3d (patch)
tree40021894c9bbbe1b3162dc1c92370480a33ccdbc /scripts/build-ext3-img
parent494a273b15ff64b7d59272e77520358896bbe6ff (diff)
downloadbuildroot-ab063ab0af7dbd92140dad0f20ad396ba2d45d3d.tar.gz
buildroot-ab063ab0af7dbd92140dad0f20ad396ba2d45d3d.tar.bz2
some buildroot helper scripts
Diffstat (limited to 'scripts/build-ext3-img')
-rwxr-xr-xscripts/build-ext3-img152
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diff --git a/scripts/build-ext3-img b/scripts/build-ext3-img
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+#!/bin/sh
+
+BLOCKSIZE=516096
+WORKING_DIR=`pwd`
+
+echo "This script will create a bootable ext3 image from buildroot."
+
+echo "Enter the path to the image (${WORKING_DIR})"
+read IMG_PATH
+
+if [ "${IMAGE_PATH}" = "" ]; then
+ IMAGE_PATH=${WORKING_DIR}
+fi
+
+echo "Enter the name of the image file (buildroot.img)"
+read IMG_NAME
+
+if [ "${IMAGE_NAME}" = "" ]; then
+ IMAGE_NAME="buildroot.img"
+fi
+
+IMAGE=${IMAGE_PATH}/${IMAGE_NAME}
+
+echo "Enter the path to the root filesystem that you want"
+echo "to install to the image"
+read ROOT_PATH
+
+if [ "${ROOT_PATH}" = "" ]; then
+ echo "Error: you must specify a path."
+ exit 1
+fi
+
+CYLINDERS=`du --summarize --block-size=${BLOCKSIZE} ${ROOT_PATH}`
+BYTE_SIZE=`du --summarize --block-size=${BLOCKSIZE} --human-readable ${ROOT_PATH}`
+
+CYLINDERS=${CYLINDERS%${ROOT_PATH}}
+BYTE_SIZE=${BYTE_SIZE%${ROOT_PATH}}
+
+CYLINDERS=`expr ${CYLINDERS} "+" 2`
+
+echo "Now I will create an ext3 image file"
+echo "using ${CYLINDERS} cylinders, with ${BLOCKSIZE} bytes per block"
+echo "in other words, ${BYTE_SIZE}bytes..."
+
+ dd if=/dev/zero of=${IMAGE} bs=${BLOCKSIZE}c count=${CYLINDERS}
+
+# Create file partition and filesystem
+
+ # STEP 1. create partition
+ /sbin/losetup /dev/loop3 ${IMAGE}
+ # probably should figure out how to use GNU parted to do this non-interactively
+ /sbin/fdisk -u -C${CYLINDERS} -S63 -H16 /dev/loop3
+ /sbin/losetup -d /dev/loop3
+
+ # STEP 2. make file system (ext3)
+ /sbin/losetup -o 32256 /dev/loop3 ${IMAGE}
+ /sbin/mkfs.ext3 /dev/loop3
+ /sbin/losetup -d /dev/loop3
+
+# Install Software to the image
+ mkdir -p ${IMAGE_PATH}/temp
+ mount -o offset=32256,loop ${IMAGE} ${IMAGE_PATH}/temp
+ cp -a ${ROOT_PATH}/* ${IMAGE_PATH}/temp
+ # make sure to unmount the image
+ umount ${IMAGE_PATH}/temp
+ rm -rf ${IMAGE_PATH}/temp
+
+# Create a VMware .vmx file
+cat > ${IMAGE_PATH}/buildroot.vmx <<EOF
+config.version = "8"
+virtualHW.version = "3"
+
+uuid.location = "56 4d 5c cc 3d 4a 43 29-55 89 5c 28 1e 7e 06 58"
+uuid.bios = "56 4d 5c cc 3d 4a 43 29-55 89 5c 28 1e 7e 06 58"
+
+uuid.action = "create"
+checkpoint.vmState = ""
+
+displayName = "Buildroot"
+annotation = ""
+guestinfo.vmware.product.long = ""
+guestinfo.vmware.product.url = "http://dcgrendel.be/vmbuilder/"
+
+guestOS = "linux"
+numvcpus = "1"
+memsize = "256"
+paevm = "FALSE"
+sched.mem.pshare.enable = "TRUE"
+MemAllowAutoScaleDown = "FALSE"
+
+MemTrimRate = "-1"
+
+nvram = "nvram"
+
+mks.enable3d = "FALSE"
+vmmouse.present = "TRUE"
+
+tools.syncTime = "TRUE"
+tools.remindinstall = "FALSE"
+
+isolation.tools.hgfs.disable = "FALSE"
+isolation.tools.dnd.disable = "FALSE"
+isolation.tools.copy.enable = "TRUE"
+isolation.tools.paste.enabled = "TRUE"
+gui.restricted = "FALSE"
+
+ethernet0.present = "TRUE"
+ethernet0.connectionType = "bridged"
+ethernet0.addressType = "generated"
+ethernet0.generatedAddress = "00:0c:29:7e:06:58"
+ethernet0.generatedAddressOffset = "0"
+
+usb.present = "TRUE"
+usb.generic.autoconnect = "FALSE"
+
+sound.present = "TRUE"
+sound.virtualdev = "es1371"
+
+ide0:0.present = "TRUE"
+ide0:0.fileName = "buildroot.vmdk"
+ide0:0.deviceType = "disk"
+ide0:0.mode = ""
+ide0:0.redo = ""
+ide0:0.writeThrough = "FALSE"
+ide0:0.startConnected = "TRUE"
+
+ide1:0.present = "TRUE"
+ide1:0.fileName = ""
+ide1:0.deviceType = "disk"
+ide1:0.mode = ""
+ide1:0.redo = ""
+ide1:0.writeThrough = "FALSE"
+ide1:0.startConnected = "FALSE"
+
+floppy0.present = "FALSE"
+
+serial0.present = "FALSE"
+
+serial1.present = "FALSE"
+
+parallel0.present = "FALSE"
+
+EOF
+
+# Install GRUB
+ /sbin/grub --no-floppy --batch <<EOT
+ device (hd0) ${IMAGE}
+ geometry (hd0) ${CYLINDERS} 16 63
+ root (hd0,0)
+ setup (hd0)
+ quit
+ EOT