On Tue, Mar 2, 2010 at 4:55 PM, Harry Putnam <firstname.lastname@example.org> wrote:
> For quite a long time I've been using things like:
> On the kernel line in grub.conf
> Its a hexidecimal system drawn info in this (partial) chart I found
> somewhere in the kernel documentation long ago.
> ## 640x480 800x600 1024x768 1280x1024
> ## 256 0x301 0x303 0x305 0x307
> ## 32k 0x310 0x313 0x316 0x319
> ## 64k 0x311 0x314 0x317 0x31A
> ## 16M 0x312 0x315 0x318 0x31B
> I've used kernel lines like below in grub.conf:
> (asterisks added)
> kernel /vmlinuz root=/dev/hda5 ** vga=0x31b ** video=vesfb:mtrr:3,ywrap
> For a very long time. (On occasion I've needed a smaller resolution
> and used 0x317)
> But on two recent installs of gentoo as vmware guests, that kind of
> entry isn't doing any good and I'm still being prompted to make a
> When I hit <enter> as directed a largish chart of what look to be
> octal based settings, flashes by and only the last portion of it
> remains visible.
> It has choices like 340, 341 and many other three digit offerings from
> a large chart that shows the resolutions you get with the 3 digit
> I was unable to find this chart by grepping in the kerne//Documentation
> Where does the boot process access that chart?
> And why is it that the hex system is ignored and this other system
> offered at boot?
> I'm successfully using the hex system on my main gentoo machine... but on
> the two recently installed gentoo vmware guests it doesn't work.
> It may be relevant that these installs are console only... no X.
** Short intro for the impatient: Just use vga=ask for the first time,
** enter `scan' on the video mode prompt, pick the mode you want to use,
** remember its mode ID (the four-digit hexadecimal number) and then
** set the vga parameter to this number (converted to decimal first).