Linux Manuals

grub-syslinux2cfg — Transform a syslinux config file into a GRUB config. Synopsisgrub-syslinux2cfg [-c | –cwd=DIR] [-r | –root=DIR] [-v | –verbose] [-t | –target-root=DIR] [-T | –target-cwd=DIR][-o | –output=FILE] [[-i | –isolinux] | [-s | –syslinux] | [-p | –pxelinux]] FILE Descriptiongrub-syslinux2cfg builds a GRUB configuration file out of an existing syslinux configuration file. Options–cwd=DIR Set DIR as syslinux’s…

grub-script-check — Check GRUB configuration file for syntax errors. Synopsisgrub-script-check [-v | –verbose] PATH Descriptiongrub-script-check verifies that a specified GRUB configuration file does not contain syntax errors. Options–verbose Print verbose output. PATH Path of the file to use as input. See Alsoinfo grub

grub-render-label — Render an Apple disk label. Synopsisgrub-render-label [-b | –bgcolor=COLOR] [-c | –color=COLOR] [-f | –font=FILE] [-i | –input=FILE][-o | –output=FILE] [-t | –text=STRING][-v | –verbose] Descriptiongrub-render-label renders an Apple disk label (.disk_label) file. Options–color=COLOR Use COLOR as the color for generated labels. –bgcolor=COLOR Use COLOR as the background color for generated labels. –font=FILE…

grub-mkstandalone — Generate a standalone image in the selected format. Synopsisgrub-mkstandalone [-o | –output=FILE] [-O | –format=FORMAT] [-C | –compression=(xz|none|auto)][–modules=MODULES] [–install-modules=MODULES][–themes=THEMES] [–fonts=FONTS][–locales=LOCALES] [–compress[=no,xz,gz,lzo]][-d | –directory=DIR] [–grub-mkimage=FILE]SOURCE… DescriptionOptions–output=FILE Write the generated file to FILE. The default is to write to standard output. –format=FORMAT Generate an image in the specified FORMAT. Valid values are: i386-coreboot, i386-multiboot, i386-pc,…

grub-mkrescue — Generate a GRUB rescue image using GNU Xorriso. Synopsisgrub-mkrescue [-o | –output=FILE] [–modules=MODULES] [–install-modules=MODULES] [–themes=THEMES][–fonts=FONTS] [–locales=LOCALES][–compress[=no,xz,gz,lzo]] [-d | –directory=DIR][–grub-mkimage=FILE] [–rom-directory=DIR][–xorriso=FILE] [–grub-glue-efi=FILE][–grub-render-label=FILE] [–label-font=FILE][–label-color=COLOR] [–label-bgcolor=FILE][–product-name=STRING] [–product-version=STRING][–sparc-boot] [–arcs-boot] Descriptiongrub-mkrescue can be used to generate a rescue image with the GRUB bootloader. Options–output=FILE Write the generated file to FILE. The default is to write to standard output….

grub-mkrelpath — Generate a relative GRUB path given an OS path. Synopsisgrub-mkrelpath FILE Descriptiongrub-mkrelpath takes an OS filesystem path for FILE and returns a relative path suitable for use in a GRUB configuration file. See Alsoinfo grub

grub-mkpasswd-pbkdf2 — Generate a PBKDF2 password hash. Synopsisgrub-mkpasswd-pbkdf2 [-c | –iteration-count=NUM] [-l | –buflen=NUM] [-s | –salt=NUM] Descriptiongrub-mkpasswd-pbkdf2 generates a PBKDF2 password string suitable for use in a GRUB configuration file. Options–iteration-count=NUM Number of PBKDF2 iterations. –buflen=NUM Length of generated hash. –salt=NUM Length of salt to use. See Alsoinfo grub

grub-mknetdir — Prepare a GRUB netboot directory. Synopsisgrub-mknetdir Descriptiongrub-mknetdir prepares a directory for GRUB to be netbooted from. See Alsoinfo grub

grub-mklayout — Generate a GRUB keyboard layout file. Synopsisgrub-mklayout [-i | –input=FILE] [-o | –output=FILE] [-v | –verbose] Descriptiongrub-mklayout generates a GRUB keyboard layout description which corresponds with the Linux console layout description given as input. Options–input=FILE Use FILE as the input. The default value is the standard input device. –output=FILE Use FILE as the…

grub-mkimage — Make a bootable GRUB image. Synopsisgrub-mkimage [-c | –config=FILE] [-C | –compression=(xz,none,auto)] [-d | –directory=DIR] [-k | –pubkey=FILE][-m | –memdisk=FILE] [-n | –note] [-o | –output=FILE][-O | –format=FORMAT] [-p | –prefix=DIR][-v | –verbose] MODULES Descriptiongrub-mkimage builds a bootable image of GRUB. Options–config=FILE Embed FILE as the image’s initial configuration file. –compression=(xz,none,auto) Use one…

grub-mkfont — Convert common font file formats into the PF2 format. Synopsisgrub-mkfont [–ascii-bitmaps] [-a | –force-autohint] [-b | –bold] [-c | –asce=NUM] [-d | –desc=NUM][-i | –index=NUM] [-n | –name=NAME] [–no-bitmap][–no-hinting] <-o | –output=FILE>[-r | –range=FROM-TO[,FROM-TO]] [-s | –size=SIZE][-v | –verbose] [–width-spec] FONT_FILES Descriptiongrub-mkfont converts font files from common formats into the PF2 format used…

grub-menulst2cfg — Convert a configuration file from GRUB 0.xx to GRUB 2.xx format. Synopsisgrub-menulst2cfg [INFILE [OUTFILE]] Descriptiongrub-menulst2cfg converts a configuration file from GRUB 0.xx to the current format. See Alsoinfo grub

grub-kbdcomp — Generate a GRUB keyboard layout file. Synopsisgrub-kbdcomp <-o | –output=FILE> CKBMAP_ARGUMENTS Descriptiongrub-kbdcomp processes an X keyboard layout description in keymaps(5) format into a format that can be used by GRUB’s keymap command. Options–output=FILE Write output to FILE. See Alsoinfo grub

grub-glue-efi — Create an Apple fat EFI binary. Synopsisgrub-glue-efi <-3 | –input32=FILE> <-6 | –input64=FILE> <-o | –output=FILE> [-v | –verbose] Descriptiongrub-glue-efi creates an Apple fat EFI binary from two EFI binaries. Options–input32=FILE Read 32-bit binary from FILE. –input64=FILE Read 64-bit binary from FILE. –output=FILE Write resulting fat binary to FILE. –verbose Print verbose messages….

grub-fstest — Debug tool for GRUB’s filesystem driver. Synopsisgrub-fstest [-c | –diskcount=NUM] [-C | –crypto] [-d | –debug=STRING] [-K | –zfs-key=FILE|prompt][-n | –length=NUM] [-r | –root=DEVICE_NAME][-s | –skip=NUM] [-u | –uncompress] [-v | –verbose]IMAGE_PATH <blocklist FILE | cat FILE |cmp FILE LOCAL | cp FILE LOCAL | crc FILE |hex FILE | ls PATH |…

grub-file — Check if FILE is of specified type. Synopsisgrub-file (–is-i386-xen-pae-domu | –is-x86_64-xen-domu | –is-x86-xen-dom0 | –is-x86-multiboot |–is-x86-multiboot2 | –is-arm-linux | –is-arm64-linux |–is-ia64-linux | –is-mips-linux | –is-mipsel-linux |–is-sparc64-linux | –is-powerpc-linux | –is-x86-linux |–is-x86-linux32 | –is-x86-kfreebsd | –is-i386-kfreebsd |–is-x86_64-kfreebsd | –is-x86-knetbsd |–is-i386-knetbsd | –is-x86_64-knetbsd | –is-i386-efi |–is-x86_64-efi | –is-ia64-efi | –is-arm64-efi |–is-arm-efi | –is-hibernated-hiberfil | –is-x86_64-xnu…

grub-editenv — Manage the GRUB environment block. Synopsisgrub-editenv [-v | –verbose] [FILE] <create | list | set NAME=VALUE | unset NAME> Descriptiongrub-editenv is a command line tool to manage GRUB’s stored environment. Options–verbose Print verbose messages. FILE File name to use for grub environment. Default is /boot/grub/grubenv .Commandscreate Create a blank environment block file.list List…

grub-syslinux2cfg – transform syslinux config into grub.cfg Synopsisgrub-syslinux2cfg [,OPTION/…] ,FILE/ DescriptionTransform syslinux config into GRUB one. -c, –cwd=,DIR/ current directory of syslinux [default is parent directory of input file]. -i, –isolinux assume input is an isolinux configuration file. -o, –output=,FILE/ write output to FILE [default=stdout]. -p, –pxelinux assume input is a pxelinux configuration file. -r,…

grub-script-check – check grub.cfg for syntax errors Synopsisgrub-script-check [,OPTION/…] [,PATH/] DescriptionChecks GRUB script configuration file for syntax errors. -v, –verbose print verbose messages. -?, –help give this help list –usage give a short usage message -V, –version print program versionReporting BugsReport bugs to <bug-grub [at] gnu.org>. See Alsogrub-mkconfig(8) The full documentation for grub-script-check is maintained…

grub-render-label – generate a .disk_label for Apple Macs. Synopsisgrub-render-label [,OPTION/…] [,OPTIONS/] DescriptionRender Apple .disk_label. -b, –bgcolor=,COLOR/ use COLOR for background -c, –color=,COLOR/ use COLOR for text -f, –font=,FILE/ use FILE as font (PF2). -i, –input=,FILE/ read text from FILE. -o, –output=,FILE/ set output filename. Default is STDOUT -t, –text=,STRING/ set the label to render -v,…