[TMG] new progress on sisusbvga today

supat at supat.eu.org supat at supat.eu.org
Wed Sep 23 22:30:15 ICT 2009


I buy it at expensive cost to let OLPC to project to LCD projector.

BUT in the past several years I am sick of lost char during typing on usb 
console and in 9 heads perfect super computer.



Until today I see below text that solve this annoying BUGS

=======================

Option: USB_SISUSBVGA
Kernel Versions: 2.6.15.6 ...
(on/off/module) USB 2.0 SVGA dongle support (Net2280/SiS315)
depends on USB && USB_EHCI_HCD ---help--- Say Y here if you intend to 
attach a USB2V
GA dongle based on a Net2280 and a SiS315 chip.
  Note that this device requires a USB 2.0 host controller. It will not 
work with USB
  1.x controllers.
  To compile this driver as a module, choose M here; the module will be 
called sisusb
vga. If unsure, say N.


Option: USB_SISUSBVGA_CON
Kernel Versions: 2.6.15.6 ...
(on/off) Text console and mode switching support if USB_SISUSBVGA
depends on VT
select FONT_8x16
  Say Y here if you want a VGA text console via the USB dongle or want to 
support use
rland applications that utilize the driver's display mode switching 
capabilities.
  Note that this console supports VGA/EGA text mode only.
  By default, the console part of the driver will not kick in when the 
driver is init
ialized. If you want the driver to take over one or more of the consoles, 
you need t
o specify the number of the first and last consoles (starting at 1) as 
driver parame
ters.
  For example, if the driver is compiled as a module:
  modprobe sisusbvga first=1 last=5
  If you use hotplug, add this to your modutils config files with the 
"options" keywo
rd, such as eg.
  options sisusbvga first=1 last=5
  If the driver is compiled into the kernel image, the parameters must be 
given in th
e kernel command like, such as
  sisusbvga.first=1 sisusbvga.last=5




Linux Kernel Configuration


======================


The trick is if I stick it before power up then intelligent slackware will 
probe it via device trickering so no way to control it with modprobe.


The trick I found tonight is to plug it after root login.

By this way rc.module will do it duty correctly and I set console 1-3 tobe 
sisUSB and console 4-6 to be OLPC LCD

By this way lost lag char annoying bugs is gone.

NOW I have wonderful expensive USB VGA.

555555555555555

zxc555



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