Messages in this thread Patch in this message | | | From | Nick Warne <> | Subject | Re: : unclean backward scrolling | Date | Fri, 26 May 2006 17:11:06 +0100 |
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On Friday 26 May 2006 13:00, Antonio wrote: > Hi, > > On 5/26/06, Antonino A. Daplas <adaplas@gmail.com> wrote: > > Nick Warne wrote: > > > Hmmmph. > > > > > > I get this problem, and always have, but I always put it down to my > > > system. > > > > > > I run Slackware 10, and this has always happened to me from 2.6.2 > > > upwards on CRT 1024x768 and later TFT 1280x1024 dvi. > > > > > > I use[d] in lilo: > > > > > > # VESA framebuffer console @ 1280x1024x?k > > > vga=794 > > > # VESA framebuffer console @ 1024x768x64k > > > #vga=791 > > > > > > So you are not alone. > > > > > > Nick > > > > > > On 21/05/06, Antonio <tritemio@gmail.com> wrote: > > >> Hi, > > >> > > >> I'm using the radeonfb driver with a radeon 7000 with the frambuffer > > >> at 1280x1024 on a i386 system, with a 2.6.16.17 kernel. At boot time, > > >> if I stop the messages with CTRL+s and try look the previous messages > > >> with CTRL+PagUp (backward scrolling) the screen become unreadable. In > > >> fact some lengthier lines are not erased scrolling backward and some > > >> random characters a overwritten instead. So it's very difficult to > > >> read the messages. > > >> > > >> I don't have such problem with the frambuffer at 1024x768. > > >> > > >> All the previous kernels I've tried have this problem (at least up to > > >> 2.6.15). > > >> > > >> If someone can look at this issue I can provide further information. > > >> > > >> Many Thanks. > > >> > > >> Cheers, > > > > Can you try this patch and let me know if this fixes the problem? > > > > Tony > > > > PATCH: Fix scrollback with logo issue immediately after boot. > > [cut] > > This patch fixes completely the problem for me. Many thanks! > > Is going to be included in mainline anytime soon? > > Many thanks again, I've really appreciated your help. > > Cheers, > > ~ Antonio
Yep, good job! I confirm it fixes the issues I had on garbled screen when scrolling back (which I always thought was my hardware!).
Many Thanks!
Nick
Signed-off-by: David Hollister <david.hollister@amd.com> Signed-off-by: Jordan Crouse <jordan.crouse@amd.com> ---
drivers/video/console/fbcon.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index ca02071..953eb8c 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -2631,7 +2631,7 @@ static int fbcon_scrolldelta(struct vc_d scr_memcpyw((u16 *) q, (u16 *) p, vc->vc_size_row); } - softback_in = p; + softback_in = softback_curr = p; update_region(vc, vc->vc_origin, logo_lines * vc->vc_cols); }
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