Re: geode problem

["Antonino A. Daplas" <adaplas@gmail.com>]

Jorge Luis Zapata Muga wrote:
> On 4/28/06, Jorge Luis Zapata Muga <jorgeluis.zapata@gmail.com> wrote:
>> On 4/28/06, Antonino A. Daplas <adaplas@gmail.com> wrote:
>> > Jorge Luis Zapata Muga wrote:
>> > > On 4/28/06, Antonino A. Daplas <adaplas@gmail.com> wrote:
>> > >> Jorge Luis Zapata Muga wrote:
>> > >>> On 4/28/06, Antonino A. Daplas <adaplas@gmail.com> wrote:
>> > >>>> Jorge Luis Zapata Muga wrote:
>> > >>>>> On 4/27/06, Antonino A. Daplas <adaplas@gmail.com> wrote:
>> > >>>>>> Jorge Luis Zapata Muga wrote:
> it is working in some way,
> 1. change to other mode (like the one you sent), the monitor powers
> off, so several console  switches able again the screen
> 2. set the attribute 0x10 register to the value 0x01 (enable the
> graphics mode)
> INB(0x3BA);
> INB(0x3DA);
> OUTB(0x3C0, 0x10);
> OUTB(0x3C0, 0x01);
> and it works correctly. this is an empiric solution and i dont know
> what is the functional error,
> maybe some theory might be helpfull.
> 
> PS. i suppose this register should be filled with the correct value
> while writing the GX registers, maybe the VSA code i have is wrong,
> just a guess ...
> 

Your workaround does sound very logical, practically all drivers that are
VGA-based set bit 1 of index 10 of the attribute register (I just examined
a few of them). I don't think that your hardware is an exception, so I
believe this is the right way to go.

Tony


-------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642