man/bootctl.1

   1 '\" t
   2 .TH "BOOTCTL" "1" "" "systemd 218" "bootctl"
   3 .\" -----------------------------------------------------------------
   4 .\" * Define some portability stuff
   5 .\" -----------------------------------------------------------------
   6 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   7 .\" http://bugs.debian.org/507673
   8 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
   9 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  10 .ie \n(.g .ds Aq \(aq
  11 .el       .ds Aq '
  12 .\" -----------------------------------------------------------------
  13 .\" * set default formatting
  14 .\" -----------------------------------------------------------------
  15 .\" disable hyphenation
  16 .nh
  17 .\" disable justification (adjust text to left margin only)
  18 .ad l
  19 .\" -----------------------------------------------------------------
  20 .\" * MAIN CONTENT STARTS HERE *
  21 .\" -----------------------------------------------------------------
  22 .SH "NAME"
  23 bootctl \- Control the firmware and boot manager settings
  24 .SH "SYNOPSIS"
  25 .HP \w'\fBbootctl\fR\ 'u
  26 \fBbootctl\fR [OPTIONS...] {COMMAND}
  27 .SH "DESCRIPTION"
  28 .PP
  29 \fBbootctl\fR
  30 may be used to query or (in the future) change the firmware and boot manager settings\&.
  31 .PP
  32 Firmware information is available only on EFI systems\&.
  33 .PP
  34 Currently, only the
  35 \fBgummiboot\fR(8)
  36 boot manager implements the required boot loader interface to provide complete boot manager information\&.
  37 .SH "OPTIONS"
  38 .PP
  39 The following options are understood:
  40 .PP
  41 \fB\-h\fR, \fB\-\-help\fR
  42 .RS 4
  43 Print a short help text and exit\&.
  44 .RE
  45 .PP
  46 \fB\-\-version\fR
  47 .RS 4
  48 Print a short version string and exit\&.
  49 .RE
  50 .PP
  51 The following commands are understood:
  52 .PP
  53 \fBstatus\fR
  54 .RS 4
  55 Show firmware and boot manager information about the system, including secure boot mode status and selected firmware entry (where available)\&.
  56 .RE
  57 .SH "EXIT STATUS"
  58 .PP
  59 On success, 0 is returned, a non\-zero failure code otherwise\&.
  60 .SH "SEE ALSO"
  61 .PP
  62 \m[blue]\fBBoot loader interface\fR\m[]\&\s-2\u[1]\d\s+2,
  63 \m[blue]\fBBoot loader specification\fR\m[]\&\s-2\u[2]\d\s+2,
  64 \m[blue]\fBgummiboot\fR\m[]\&\s-2\u[3]\d\s+2
  65 .SH "NOTES"
  66 .IP " 1." 4
  67 Boot loader interface
  68 .RS 4
  69 \%http://www.freedesktop.org/wiki/Software/systemd/BootLoaderInterface
  70 .RE
  71 .IP " 2." 4
  72 Boot loader specification
  73 .RS 4
  74 \%http://www.freedesktop.org/wiki/Specifications/BootLoaderSpec
  75 .RE
  76 .IP " 3." 4
  77 gummiboot
  78 .RS 4
  79 \%http://www.freedesktop.org/wiki/Software/gummiboot/
  80 .RE