Lab on dual monitor

From: alex21cn (alexwen@21cn.com)
Date: Thu 31 Aug 2000 - 19:09:07 IDT

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Lab #2 

1) hardware
1st card is  0:9.0  S3 Trio 64 V+ PCI 
2nd card is  1:0.0  Riva 128 AGP 

2) vbios  
Then 2 cards are initialized. 

3) setpci -s 1:0.0 command=3 

4) insmod svgalib_helper 
    module is loaded 
5) check config files
file /etc/vga/libvga.config.0 : 
pcistart 0 9.0 
include /etc/vga/libvga.config.common
chipset S3 
HorizSync 31.5 35.1
VertRefresh 50 70 

file /etc/vga/libvga.config.1
pcistart 1 0 
secondary
novccontrol
include /etc/vga/libvga.config.common
chipset NV3 
HorizSync 31.5 35.1
VertRefresh 50 70 

6) in user 1 
export SVGALIB_CARD=0
 use 1st card 
./vgatest  
  then select mode 17, it works 
  press a key to quit 
7) in user 2
export SVGALIB_CARD=1
 use 2nd card 
./vgatest  
  then select mode 17, it works 
  don't quit 

8) switch to user 1 again, and run 
  ./vgatest 
   select mode 17 
  Then we get 2 monitors working!!!




 

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