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SubjectRe: Modify setterm color palette
>> > drivers/char/vt.c: default_red, default_grn, default_blu
>> >
>> > You can also change them with `echo -en "\e]PXRRGGBB"`, where X is a hex
>> > digit (range 0-F), and RGB are the components. Check console_codes(4) and
>> > go figure. :)
>> I for one prefer the standard VT100 yellow instead of brown, and I
>> have an escape sequence to do that similar to the one you show above.

Cool. I prefer "purified" colors, i.e. {0x00,0x00,0xFF} instead of
{0x55,0x55,0xFF} for brightblue. :D

>> However, there's one major flaw - programs recently (and by that I mean
>> FC2-like recently) have started to do complete console resets, which
>> result in the users settings being completely wiped out.
>> So, in essence, this is a completely useless solution. I think we need
>> a separate escape sequence to modify the system default so that peoples
>> preferences do not get inadvertently wiped out by programs.
>Why not add an escape sequence to lock/unlock the palette ? It might be
>simpler, and we could even stack the locks to ensure recursive protection.

How about putting it into /sys...

Signed-off-by: Jan Engelhardt <>
Applies with fuzz 2 because my values for default_blu are already modified
and not the same as 2.6.15.

diff --fast -Ndpru linux-2.6.15~/drivers/char/vt.c linux-2.6.15/drivers/char/vt.c
--- linux-2.6.15~/drivers/char/vt.c 2006-01-15 21:29:12.000000000 +0100
+++ linux-2.6.15/drivers/char/vt.c 2006-01-15 22:07:22.225060000 +0100
@@ -916,6 +916,10 @@ int default_grn[] =
int default_blu[] =

+module_param_array(default_red, int, NULL, S_IRUGO | S_IWUSR);
+module_param_array(default_grn, int, NULL, S_IRUGO | S_IWUSR);
+module_param_array(default_blu, int, NULL, S_IRUGO | S_IWUSR);
* gotoxy() must verify all boundaries, because the arguments
* might also be negative. If the given position is out of

Jan Engelhardt
| Alphagate Systems,
| jengelh's site,
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