Re: 1900x1200 console

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At least to me, 1280x1024 was  (0x31a) unusable in the latest  kernels -
the kernel claimed that the vga=xxx parameter was invalid.
However, does anyone have any idea how I can get 1600x1280 consoles?
(normal 5:4)

- Gilboa

On Tue, 2007-02-20 at 08:43 +0100, Jan Welker wrote:
> As far as I know you can't use a 16:9 resolution. You have to use a
> 4:5 resolution. If you are fine with that write vga=*** to your boot
> parameters.
> 
> Exchange *** with the value of the table:
> 
> Color depth       | 640x480 800x600 1024x768 1280x1024
> 256 (8bit)        | 769     771     773      775
> 32000 (15bit)     | 784     787     790      793
> 65000 (16bit)     | 785     788     791      794
> 16.7 Mill.(24bit) | 786     789     792      795
> 
> 
> On 2/17/07, Bob Barrett <bobbrrtt@xxxxxxxxxxxxx> wrote:
>         I recently set up a new computer with the following hardware: 
>         
>         Tyan S2865ANRF
>         AMD Athlon 64 X2 4600+ Dual-Core
>         4 GB Corsair (CMX1024-3200)
>         PNY Quadro FX 1500 256 MB
>         Acer AL2423W
>         
>         
>         I had no trouble getting X to run at 1920x1200. Gnome first
>         started at
>         1280x1024. I went to System > Preferences > Screen
>         Resolution. 
>         1920x1200 was available. I set it, and that was that. Now, I'd
>         like to
>         set 1680x1050 as my resolution in the console. I haven't been
>         able to
>         get it to work.
>         
>         I have searched the list archives for "console" back two years
>         and found 
>         nothing
>         on this particular problem.
>         
>         
>         Some commands and output:
>         
>         []# dmesg | grep -i vesa
>         vesafb: framebuffer at 0xd0000000, mapped to 0xf8880000, using
>         5120k,
>         total 262144k
>         vesafb: mode is 1280x1024x16, linelength=2560, pages=1 
>         vesafb: protected mode interface info at c000:cb60
>         vesafb: pmi: set display start = c00ccb96, set palette =
>         c00ccc00
>         vesafb: pmi: ports = 3b4 3b5 3ba 3c0 3c1 3c4 3c5 3c6 3c7 3c8
>         3c9 3cc 3ce
>         3cf 3d0
>         3d1 3d2 3d3 3d4 3d5 3da 
>         vesafb: scrolling: redraw
>         vesafb: Truecolor: size=0:5:6:5, shift=0:11:5:0
>         fb0: VESA VGA frame buffer device
>         
>         []#  grep -i vesa /boot/config-2.6.18-1.2200.fc5smp
>         
>         CONFIG_FB_VESA=y
>         
>         
>         []# cat /proc/fb 
>         
>         "0 VESA VGA", so, vesafb is working.
>         
>         []$ gtf 1920 1200 60 && gtf 1920 1200 60 -f
>         
>         # 1920x1200 @ 60.00 Hz (GTF) hsync: 74.52 kHz; pclk: 193.16
>         MHz
>           Modeline "1920x1200_60.00"   193.16  1920 2048 2256
>         2592  1200 1201
>         1204 1242 \
>           -HSync +Vsync
>         
>         mode "1920x1200 60.00Hz 32bit (GTF)"
>             # PCLK: 193.16 MHz, H: 74.52 kHz, V: 60.00 Hz
>             geometry 1920 1200 1920 1200 32
>             timings 5177 336 128 38 1 208 3
>             hsync low
>             vsync high
>         endmode
>         
>         []$ gtf 1680 1050 70 && gtf 1680 1050 70 -f
>         
>           # 1680x1050 @ 70.00 Hz (GTF) hsync: 76.51 kHz; pclk: 173.83
>         MHz
>           Modeline "1680x1050_70.00"   173.83  1680 1792 1976
>         2272  1050 1051
>         1054 1093 \
>           -HSync +Vsync
>         
>         mode "1680x1050 70.00Hz 32bit (GTF)"
>             # PCLK: 173.83 MHz, H: 76.51 kHz, V: 70.00 Hz
>             geometry 1680 1050 1680 1050 32
>             timings 5753 296 112 39 1 184 3
>             hsync low
>             vsync high
>         endmode
>         
>         ddcprobe output:        # When running X on the nvidia driver
>         
>         Videocard autoprobe results
>         Description:  NVIDIA Corporation G71 Board - q455h501 
>         Memory (MB):  256
>         
>         Monitor autoprobe results
>         ID: ACR0977
>         Name: AL2423W
>         Horizontal Sync (kHZ): 31-81
>         Vertical Sync (HZ)  : 56-75
>         Width (mm): 520
>         Height(mm): 320
>         
>         
>         xvidtune output:
>         
>         Vendor: Monitor Vendor, Model: AL2423W
>         Num hsync: 0, Num vsync: 0
>         
>         "1920x1200"   193.16   1920 2048 2256 2592   1200 1201 1204
>         1242 -hsync
>         +vsync
>         
>         "1680x1050"   173.83   1680 1792 1976 2272   1050 1051 1054
>         1093 -hsync 
>         +vsync
>         
>         "1440x900"    106.50   1440 1520 1672
>         1904    900  903  909  934 -hsync
>         +vsync
>         
>         (I've read that xvidtune reported clock values are
>         inaccurate.)
>         
>         Xorg.0.log (II) VESA(0):
>         Ranges: V min: 56  V max: 75 Hz, H min: 31  H max: 81 kHz,
>         PixClock max 
>         170 MHz
>         
>         (II) NV(0): Supported additional Video Mode:
>         clock: 154.0 MHz   Image Size:  518 x 324 mm
>         h_active: 1920  h_sync: 1968  h_sync_end 2000 h_blank_end 2080
>         h_border: 0
>         v_active: 1200  v_sync: 1203  v_sync_end 1209 v_blanking: 1235
>         v_border: 0 
>         Ranges: V min: 56  V max: 75 Hz, H min: 31  H max: 81 kHz,
>         PixClock max
>         170 MHz
>         Monitor name: AL2423W
>         ACER
>         
>         I am currently running at vga=0x31A (16 bit) and have run it
>         at
>         vga=0x317 and
>         vga=0x31B, but the letter "x" is wider than it is tall. I
>         would rather 
>         run at
>         1680x1050 or 1900x1200.
>         
>         I have searched the internet and found the most information
>         here:
>         
>         http://en.tldp.org/HOWTO/Framebuffer-HOWTO.html   (v1.2, 27
>         Feb 2000)
>         
>         This information is seven years old, but using instructions
>         found here on
>         converting XFree86 mode-lines into framebuffer device timings,
>         I have
>         come up
>         with these added to "kernel /boot/vmlinuz- 2.6.19-1.2895.fc6
>         ro
>         root=LABEL=/1 \
>         rhgb quiet" line in GRUB:
>         
>         video=vesa:xres:\
>         1680,yres:1050,depth:24,left:296,right:112,hslen:184,upper:39,lower:1,vslen:3
>         
>         I have also tried:
>         
>         video=vesa:xres:\ 
>         1680,yres:1050,depth:32,left:296,right:112,hslen:184,upper:39,lower:1,vslen:3
>         
>         which matches the info above from the gtf output.
>         
>         And I have tried:
>         
>         video=vesa:xres:\
>         1920,yres:1200,depth:24,left:336,right:128,hslen:208,upper:38,lower:1,vslen:3 
>         
>         I have tried both of these using "video=vesafb...", and with
>         both the "nv"
>         driver and the "nvidia" driver. When using the "nv" driver,
>         the "nvidia"
>         driver was turned off with "chmod 644
>         etc/rc.d/init.d/nvidia*". 
>         
>         I'm concentrating on 24bit depth because that's what X is
>         using. I get an
>         error when I try 32bit in xorg.conf. I guess I don't have
>         enough video RAM.
>         I wanted a CAD video card (and this is), but those with more
>         RAM are quite 
>         expensive.
>         
>         This has been tried in Fedora C5 & C6 and in Slackware with
>         the "append"
>         line
>         in Lilo. It doesn't work there either. Does this not work with
>         newer
>         kernels?
>         I don't mind recompiling the kernel, but the above information
>         looks like it 
>         shouldn't be necessary.
>         
>         Sorry this is so long, but I have covered everything I can
>         think of.
>         
>         Thanks,
>         
>         Bob
>         
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