X-Git-Url: https://git.grml.org/?p=grml2usb.git;a=blobdiff_plain;f=grml2usb.8.txt;h=40e6fa8a96cc09b24a63085aa9dabac062642b5d;hp=496212669339112349e496f256e379c7a98228db;hb=6f1e578d593e19aaeaef5399bb4e2bc664cf8105;hpb=c201d7e5af47a47e2ec3221132740ea3368debc0 diff --git a/grml2usb.8.txt b/grml2usb.8.txt index 4962126..40e6fa8 100644 --- a/grml2usb.8.txt +++ b/grml2usb.8.txt @@ -13,6 +13,18 @@ grml2usb [ options ] Important! The grml team does not take responsibility for loss of any data! ******************************************************************************* +Introduction +------------ + +grml2usb installs grml on a given partition of your usb device and makes it +bootable. + +grml2usb provides multi-iso support, meaning you can specify several grml ISOs +on the command line at once and select the grml flavour you would like to boot +on the bootbrompt then. Notice that the default ISO (that's when pressing just +enter on the bootprompt or wait until the timeout matches) will be the *first* +one specified on the grml2usb command line. + Options ------- @@ -30,22 +42,32 @@ The following options are supported: Use specified bootoptions as default. + *--bootloader-only*:: + +Do *not* copy files but instead just install a bootloader. + + *--copy-only*:: + +Copy files only but do *not* install a bootloader. + *--dry-run*:: -Do not actually execute any commands, instead just show what would be executed. +Avoid executing commands, instead show what would be executed. +Warning: please notice that the ISO has to be mounted anyway, otherwise +identifying the grml flavour would not be possible. *--fat16*:: -Format specified partition with FAT16. **Important:** this will defstroy any existing -data on the specified partition! +Format specified partition with FAT16. +**Important:** this will destroy any existing data on the specified partition! *--force*:: -Force any actions requiring manual interaction (like --fat16, --mbr). +Force any (possible dangerous) actions requiring manual interaction (like --fat16). *--grub*:: -Install grub bootloader instead of syslinux. +Install grub bootloader instead of syslinux. [Notice: not implemented yet.] *--help*:: @@ -54,28 +76,41 @@ Display usage information and exit. *--initrd=...*:: Install specified initrd instead of the default. You might want to specify -option *--kernel* as well. +option *--kernel* as well. (Be aware when using multiboot setup.) +[Notice: not implemented yet.] *--kernel=...*:: Install specified kernel instead of the default. You might want to specify option *--initrd* as well. (Be aware when using multiboot setup.) +[Notice: not implemented yet.] + + *--lilo=...*:: + +Use specified lilo executable to for installing master boot record (MBR) +instead of the default, being /usr/share/grml2usb/lilo/lilo.static. *--mbr*:: -Install master boot record (MBR) on the device. +Install a default master boot record (MBR) on the device. - *--squashfs=*:: + *--quiet*:: + +Do not output anything but just errors on console. -Install specified squashfs file as the default. + *--skip-addons*:: - *--syslinux*:: +Do not install /boot/addons/ files (like dos, grub, memdisk,...). + + *--squashfs=*:: -Install syslinux bootloader (default, requires FAT16 filesystem on the specified partition). +Install specified squashfs file instead of the default. +[Notice: not implemented yet.] *--uninstall*:: Uninstall grml ISO files. +[Notice: not implemented yet.] *-v*, *--version*:: @@ -85,14 +120,11 @@ Return version and exit. Enable verbose mode. -Introduction ------------- - -grml2usb installs grml on a given partition on your usb device and makes it -bootable. +Developers Corner +----------------- Directory layout on usb device ------------------------------- +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ boot/ -> |-- addons/ @@ -169,18 +201,48 @@ Directory layout on usb device |-- grml64-small.module `-- grml64-small.squashfs +Grabbing the source +~~~~~~~~~~~~~~~~~~~ + + git clone git://git.grml.org/grml2usb.git + +Developers Debugging Hints +~~~~~~~~~~~~~~~~~~~~~~~~~~ + +To play with grml2usb you can avoid using a real device via a loopback file +setup, like: + + dd if=/dev/zero of=~/loopback bs=1M count=100 # adjust size to your needs + losetup /dev/loop1 ~/loopback + +Then create according partitions either running for example: + + echo -en "n\np\n1\n\n\n t \n 6\n a\n1\n w\n" | fdisk /dev/loop1 + +or: + + parted /dev/loop1 -s "mkpart primary fat16 0 -1s mkfs 1 fat16" + +Finally create a filesystem and execute grml2usb as needed: + + mkfs.vfat /dev/loop1 + grml2usb --bootloader-only --mbr /grml/isos/grml-small_2008.11.iso /dev/loop1 + + Usage examples -------------- # grml2usb /home/grml/grml_2008.11.iso /dev/sdb1 -Install specified ISOs on device /dev/sdb1. +Install specified ISO on device /dev/sdb1. # grml2usb /home/grml/grml_2008.11.iso /home/grml/grml_small_2008.11.iso /dev/sdb1 Install specified ISOs on device /dev/sdb1 for multibooting ISOs. Note: boot "grml" as usual, for booting grml-small use "grml-small on the -bootprompt, for grml64 use "grml64" and so on... +bootprompt, for grml64 use "grml64" and so on... The *first* specified ISO is +the one being the default (when just pressing enter or waiting until the timeout +is reached). # grml2usb --fat16 --mbr /home/grml/grml_2008.11.iso /dev/sdb1 @@ -218,10 +280,10 @@ Author Michael Prokop ///////////////////////////////////////////////////////////////// -http://git.grml.org/?p=grml2usb.git http://wiki.grml.org/doku.php?id=tips#multiboot_usb_pen http://www.startx.ro/sugar/isotostick.sh https://help.ubuntu.com/community/Installation/FromUSBStick http://unetbootin.sourceforge.net/ http://www.tux.org/pub/people/kent-robotti/looplinux/rip/mkusb.sh +https://fedorahosted.org/liveusb-creator/ /////////////////////////////////////////////////////////////////