X-Git-Url: https://git.grml.org/?p=grml2usb.git;a=blobdiff_plain;f=grml2usb.8.txt;h=43a383c72260656eb588238f7b4b9b14c7dd99aa;hp=4c8942eaa3bb83add5cae0ef4518a8079b43ddea;hb=ddf2721eb25c00a2816fa5c65cf57127e669aee2;hpb=1abe78e08216e7543bf9f5c4bb572e3c6716a99f diff --git a/grml2usb.8.txt b/grml2usb.8.txt index 4c8942e..43a383c 100644 --- a/grml2usb.8.txt +++ b/grml2usb.8.txt @@ -25,7 +25,7 @@ just pressing enter on the bootprompt or wait until the boot timeout matches). [IMPORTANT] By default a compatible master boot record (MBR) is installed on the device -(being for example /dev/sdb when executing 'grml2usb grml.iso /dev/sdb1') +(being for example /dev/sdx when executing 'grml2usb grml.iso /dev/sdx1') and grub is being used as default bootloader. Avoid installation of the default MBR using the --skip-mbr option or if you encounter any problems with the default MBR consider using --syslinux-mbr instead. If bootloader @@ -34,13 +34,16 @@ grub doesn't work for you check out the --syslinux option. Options ------- -The ISO[s] might be the path to one or multiple grml-ISOs as well as the path to -the currently running live-system (being /live/image). +The ISO[s] is the path to one or multiple grml-ISOs. +///////////////////////////////////////////////////////////////////////////// +TODO: +as well as the path to the currently running live-system (being /live/image). +///////////////////////////////////////////////////////////////////////////// -The device either might be a device name like /dev/sda1 or a directory. When +The device either might be a device name like /dev/sdx1 or a directory. When specifying a device name the device is mounted automatically. When specifying a -directory it won't be touched but instead grml2usb is assuming that you did set -up a bootloader on your own and a bootloader won't be installed automatically. +directory grml2usb is assuming that you did set up a bootloader on your own (or +don't need one) and a bootloader won't be installed automatically. The following options are supported: @@ -101,12 +104,15 @@ executable is taken. If there can not be find any lilo executable the statically compiled version of the grml2usb Debian package (see /usr/share/grml2usb/lilo/lilo.static.[amd64|i386]) is taken. - *--mbr-manager=...*:: + *--mbr-menu*:: -Install master boot record (MBR) with integrated boot manager, providing a -simple selection for specifying the device for booting from. This options is -available only when using the default MBR and won't work if using the ---syslinux-mbr option. +Install master boot record (MBR) with integrated boot menu: interactively choose +the partition to boot from, with a timeout to load the default partition, or +boot from floppy. When NOT using the --mbr-menu option a MBR with LBA and large +disc support but without an integrated boot menu is installed (so it's not +visible at all but instead directly jumps to the bootloader - being grub or +syslinux). Note: This options is available only when using the default MBR and +won't have any effect if you're using the --syslinux-mbr option. *--quiet*:: @@ -126,12 +132,12 @@ Install syslinux bootloader instead of the default (being grub). *--syslinux-mbr*:: -Install syslinux master boot record (MBR) instead of the default one. By -default a very compatible MBR is installed, if you encounter any problems -with it you can try using the syslinux MBR instead. If that works for you please -<> so we can adjust our default MBR accordingly. -Note: When using the --syslinux-mbr option lilo is executed before the MBR -is installed so the according partitions are set active. +Install syslinux' master boot record (MBR, which is booting from the partition +with the "active" flag set) instead of the default one. If you encounter any +problems with the default MBR you can try using the syslinux MBR instead. If +that works for you please <> so we can adjust our default MBR +accordingly. Note: When using the --syslinux-mbr option lilo is executed before +the MBR is installed so the according partitions are set active. ////////////////////////////////////////////////////////////////////////// *--squashfs=*:: @@ -265,8 +271,8 @@ Finally create a filesystem and execute grml2usb as needed: Performance tracing ~~~~~~~~~~~~~~~~~~~ - # blktrace -d /dev/sdb -o - | blkparse -i - - # grml2usb grml_2008.11.iso /dev/sdb1 + # blktrace -d /dev/sdx -o - | blkparse -i - + # grml2usb grml_2008.11.iso /dev/sdx1 [[X6]] Troubleshooting and Pitfalls when booting @@ -344,6 +350,17 @@ Check whether the partition has the right partition type. For example do NOT use FAT16 (partition type 6) when using a ext3 filesystem on the partition but instead use the correct partition type ('83' - Linux) then. +grub-install complains about /sbin/grub-install and/or xfs_freeze?! +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +The following message: + + You shouldn't call /sbin/grub-install. Please call /usr/sbin/grub-install instead! + xfs_freeze: specified file ["/tmp/tmpqaBK6z/boot/grub"] is not on an XFS filesystem + +... is "normal". grub-install sends those messages to stderr. To avoid hiding any +possible real error messages grml2usb doesn't ignore those messages. + Why do I have to use a FAT16 filesystem? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -374,45 +391,45 @@ of your grml2usb commandline (consider using the "--verbose" option). Usage examples -------------- - # grml2usb /home/grml/grml_2008.11.iso /dev/sdb1 + # grml2usb /home/grml/grml_2008.11.iso /dev/sdx1 -Install specified ISO on device /dev/sdb1. +Install specified ISO on device /dev/sdx1. - # grml2usb /home/grml/grml_2008.11.iso /home/grml/grml_small_2008.11.iso /dev/sdb1 + # grml2usb /home/grml/grml_2008.11.iso /home/grml/grml_small_2008.11.iso /dev/sdx1 -Install specified ISOs on device /dev/sdb1 for multibooting ISOs. +Install specified ISOs on device /dev/sdx1 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... The *first* specified ISO is the one being the default (when just pressing enter or waiting until the timeout is reached). - # grml2usb --fat16 /home/grml/grml_2008.11.iso /dev/sdb1 + # grml2usb --fat16 /home/grml/grml_2008.11.iso /dev/sdx1 -Install specified ISO on device /dev/sdb1 and format partition /dev/sdb1 with +Install specified ISO on device /dev/sdx1 and format partition /dev/sdx1 with FAT16 filesystem. - # grml2usb --syslinux /home/grml/grml_2008.11.iso /dev/sdb1 + # grml2usb --syslinux /home/grml/grml_2008.11.iso /dev/sdx1 -Install specified ISO on device /dev/sdb1 and use syslinux as bootloader +Install specified ISO on device /dev/sdx1 and use syslinux as bootloader (instead of grub being the default). -///////////////////////////////////////////////////////////////// +/////////////////////////////////////////////////////////////////////////////////////// # grml2usb --kernel=/boot/vmlinuz-2.6.28-grml --initrd=/boot/initrd.img-2.6.28-grml \ - /home/grml/grml_2008.11.iso /dev/sdb1 + /home/grml/grml_2008.11.iso /dev/sdx1 -Install specified ISO on device /dev/sdb1 but use given kernel and initrd +Install specified ISO on device /dev/sdx1 but use given kernel and initrd instead of the ones provided by the ISO. # grml2usb --squashfs=/grml/grml-live/grml_cd/live/grml.squashfs \ - /home/grml/grml_2008.11.iso /dev/sdb1 -///////////////////////////////////////////////////////////////// + /home/grml/grml_2008.11.iso /dev/sdx1 -Install specified ISO on device /dev/sdb1 but use given squashfs +Install specified ISO on device /dev/sdx1 but use given squashfs file instead of the one provided by the ISO. +/////////////////////////////////////////////////////////////////////////////////////// - # grml2usb --bootoptions="lang=de ssh=mysecret" grml_2008.11.iso /dev/sdb1 + # grml2usb --bootoptions="lang=de ssh=mysecret" grml_2008.11.iso /dev/sdx1 -Install specified ISO on device /dev/sdb1 and use "lang=de ssh=mysecret" as +Install specified ISO on device /dev/sdx1 and use "lang=de ssh=mysecret" as default bootoptions. Online Ressources