Re: [parisc-linux] Re: How to enable LCD screen on K-class?

[Helge Deller <deller@gmx.de>]

Hi Mihails,

please take a look at the code in drivers/parisc/led.c.
There you'll find a few "workarounds" for Kittyhawk machines and
some explanation, why it maybe doesn't work.

=46rom one of the comments:
 ** KittyHawk machines have often a buggy PDC, so that
 ** we explicitly check for those machines here.

Maybe you try to change some coding there, else I'll try and continue=20
to figure out next week....

Helge


On Friday 11 July 2003 08:52, Mihails Nikitins wrote:
> > On Thu, Jul 10, 2003 at 09:23:40PM +0200, Helge Deller wrote:
> > > I think Mihails talks about the small panel LCD display on the
> > > front of the chassis,
> >
> > doh! yes, I think you are right.
> >
> > grant
>
> Yes, I tried to explain it as 'status LCD screen'. You're right, it's
> better to call it LCD panel. :-) I ask people having D, K, J classes if L=
CD
> panels should work.
>
> I see that panel normal  is being overwritten with black rectangles while
> loading Linux. I hope my question is clear now.
>
> BR,
> Mihails
>
> P.S. I don't know if you still want to see this.
>
>
>
> # cat /proc/cpuinfo
> processor       : 0
> cpu family      : PA-RISC 1.1c
> cpu             : PA7200 (PCX-T')
> cpu MHz         : 120.000000
> model           : 9000/839/K210
> model name      : KittyHawk DC3-120 (K210)
> hversion        : 0x00005810
> sversion        : 0x00000491
> I-cache         : 256 KB
> D-cache         : 258 KB (WB)
> ITLB entries    : 120
> DTLB entries    : 120 - shared with ITLB
> BTLB fixed      : max. 16384 pages, pagesize=3D4096 (64MB)
> BTLB fix-entr.  : 0 instruction, 0 data (16 combined)
> BTLB var-entr.  : 0 instruction, 0 data (0 combined)
> bogomips        : 119.60
> software id     : 1200801362
>
> processor       : 1
> cpu family      : PA-RISC 1.1c
> cpu             : PA7200 (PCX-T')
> cpu MHz         : 120.000000
> model           : 9000/839/K210
> model name      : KittyHawk DC3-120 (K210)
> hversion        : 0x00005810
> sversion        : 0x00000491
> I-cache         : 256 KB
> D-cache         : 258 KB (WB)
> ITLB entries    : 120
> DTLB entries    : 120 - shared with ITLB
> BTLB fixed      : max. 16384 pages, pagesize=3D4096 (64MB)
> BTLB fix-entr.  : 0 instruction, 0 data (16 combined)
> BTLB var-entr.  : 0 instruction, 0 data (0 combined)
> bogomips        : 119.60
> software id     : 1200801362
>
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