tags 439846 + patch thanks A patch for /usr/share/initramfs-tools/scripts/init-top/framebuffer from initramfs-tools 0.92f, which is the current unstable, is attached.
-- Best regards, Tomas "trosos" Tintera On 2007-08-27 23:05 +0200, trosos wrote: > Package: initramfs-tools > Version: 0.85h > > The init-top/framebuffer script should use "mode_option" (according > to the documentation) as a fb module parameter for setting the video > mode, instead of "mode". > > The Linux documentation uses "mode_option" argument: > > $ zcat /usr/share/doc/linux-doc-2.6.18/Documentation/fb/modedb.txt.gz > ... > Valid mode specifiers (mode_option argument): > > <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m] > <name>[-<bpp>][@<refresh>] > ... > > But the framebuffer script uses "mode" argument: > > $ cat /usr/share/initramfs-tools/scripts/init-top/framebuffer > ... > # When the options are used with modules, they need to be space-separated > ... > # <modevalue> -> mode=<modevalue> > ... > > As a consequence, if I specify eg. "video=aty128fb:1024x768-16" as > a kernel boot parameter, the framebuffer script uses a "mode" module > parameter (instead of "mode_option"), which will not be understood by > the module. > > I tried aty128fb and nvidiafb modules, and both accept "video_mode" > option, and don't accept "mode" option. With other fb modules I would > expect similar behavior. > > One can use "video=foofb:mode_option=1024x768..." as a workaround, > but the documented behavior will not work. > > If no fb driver uses the "mode" parameter, I suggest to change the > init-top/framebuffer script in order to use the "mode_option" > parameter. > > --- > > $ uname -r > 2.6.18
--- framebuffer 2008-06-04 17:21:35.000000000 +0200 +++ framebuffer.new 2008-08-18 16:27:45.000000000 +0200 @@ -21,14 +21,15 @@ # 1) options are comma-separated # 2) options can be in either of these three forms: # <arg>=<value>, <arg>:<value>, <boolean-arg>. -# 3) the "mode" option has the form <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m] -# and may or may not start with "mode=" +# 3) the "mode_option" option has the form +# <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m] +# and may or may not start with "mode_option=" # # When the options are used with modules, they need to be space-separated # and the following conversions are needed: # <arg>:<value> -> <arg>=<value> # <boolean-arg> -> <boolean-arg>=1 -# <modevalue> -> mode=<modevalue> +# <modevalue> -> mode_option=<modevalue> parse_video_opts() { local OPTS="$1" @@ -48,7 +49,7 @@ echo -n "${opt%:*}=${opt#*:} " # Presumably a modevalue without the "mode=" prefix elif [ "${opt}" != "${opt#[0-9]*x[0-9]}" ]; then - echo -n "mode=$opt " + echo -n "mode_option=$opt " # Presumably a boolean else echo -n "${opt}=1 "