Stuck in 800x600 Resolution

**decipher0070** · 2014-10-11

I couldn't change my screen resolution. (I want it to 1024x768) [If possible]

Here's what info's I've collected.

Code:

$ xrandr
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 640 x 350, current 800 x 600, maximum 800 x 600
default connected 800x600+0+0 0mm x 0mm
   800x600        85.0*    75.0     72.0     60.0     56.0  
   640x480        85.0     75.0     60.0     73.0  
   720x400        70.0     85.0  
   640x400        85.0  
   640x350        85.0

Code:

$ lspci -vnn | grep VGA -A 12
01:00.0 VGA compatible controller [0300]: VIA Technologies, Inc. CN700/P4M800 Pro/P4M800 CE/VN800 Graphics [S3 UniChrome Pro] [1106:3344] (rev 01) (prog-if 00 [VGA controller])
	Subsystem: Micro-Star International Co., Ltd. Device [1462:7104]
	Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 16
	Memory at f4000000 (32-bit, prefetchable) [size=64M]
	Memory at fb000000 (32-bit, non-prefetchable) [size=16M]
	[virtual] Expansion ROM at fc000000 [disabled] [size=64K]
	Capabilities: [60] Power Management version 2
	Capabilities: [70] AGP version 3.0

Code:

$ sudo dmidecode -t baseboard | grep -i 'Product'
	Product Name: MS-7104

Code:

$ glxinfo | grep OpenGL
OpenGL vendor string: VMware, Inc.
OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 0x209)
OpenGL version string: 2.1 Mesa 8.0.5
OpenGL shading language version string: 1.20
OpenGL extensions:

If my this info is not enough, you can inform me.

Thanks in advance.