vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Add GRUB_TIMEOUT_STYLE_BUTTON support

Browse source 
Suggested by Vladimir Serbinenko.
This commit is contained in:
Colin Watson 2013-11-29 15:18:05 +00:00
parent 471b2683e7
commit 53cc63bf85
3 changed files with 20 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

21
docs/grub.texi
View file

@ -1317,6 +1317,7 @@ case, it will show a one-line indication of the remaining time.
@item GRUB_DEFAULT_BUTTON
@itemx GRUB_TIMEOUT_BUTTON
@itemx GRUB_TIMEOUT_STYLE_BUTTON
@itemx GRUB_BUTTON_CMOS_ADDRESS
Variants of the corresponding variables without the @samp{_BUTTON} suffix,
used to support vendor-specific power buttons. @xref{Vendor power-on keys}.
@ -2517,15 +2518,17 @@ menu requires several fancy features of your terminal.
@node Vendor power-on keys
@chapter Using GRUB with vendor power-on keys
Some laptop vendors provide an additional power-on button which boots another
OS. GRUB supports such buttons with the @samp{GRUB_TIMEOUT_BUTTON},
@samp{GRUB_DEFAULT_BUTTON}, @samp{GRUB_HIDDEN_TIMEOUT_BUTTON} and
@samp{GRUB_BUTTON_CMOS_ADDRESS} variables in default/grub (@pxref{Simple
configuration}). @samp{GRUB_TIMEOUT_BUTTON}, @samp{GRUB_DEFAULT_BUTTON} and
@samp{GRUB_HIDDEN_TIMEOUT_BUTTON} are used instead of the corresponding
variables without the @samp{_BUTTON} suffix when powered on using the special
button. @samp{GRUB_BUTTON_CMOS_ADDRESS} is vendor-specific and partially
model-specific. Values known to the GRUB team are:
Some laptop vendors provide an additional power-on button which boots
another OS. GRUB supports such buttons with the @samp{GRUB_TIMEOUT_BUTTON},
@samp{GRUB_TIMEOUT_STYLE_BUTTON}, @samp{GRUB_DEFAULT_BUTTON},
@samp{GRUB_HIDDEN_TIMEOUT_BUTTON} and @samp{GRUB_BUTTON_CMOS_ADDRESS}
variables in default/grub (@pxref{Simple configuration}).
@samp{GRUB_TIMEOUT_BUTTON}, @samp{GRUB_TIMEOUT_STYLE_BUTTON},
@samp{GRUB_DEFAULT_BUTTON}, and @samp{GRUB_HIDDEN_TIMEOUT_BUTTON} are used
instead of the corresponding variables without the @samp{_BUTTON} suffix
when powered on using the special button. @samp{GRUB_BUTTON_CMOS_ADDRESS}
is vendor-specific and partially model-specific. Values known to the GRUB
team are:
@table @key
@item Dell XPS M1330M