[ltp] TP760 hardware setting disable irq 3 ... it works !!

Tino Keitel linux-thinkpad@www.bm-soft.com
Thu, 7 Mar 2002 11:40:16 +0100


On Thursday 07 March 2002 02:26, you wrote:
> Hallo Victor,
>
> * Victor Wagner schrieb:
> > There are very helpful commands in PS2.EXE - PS2 ? IRQ and PS2 ? DMA
> > which shows graphical "map" of IRQ and DMA assignment.
>
> Two dma's for IR (send and receive) were allocated (1 and 5).
>  I turned them off by :
>
>   ps2 ir disable

My TP 765L uses DMA 0 and 3 but I can disable them seperately using

ps2 ir dma03 disable

I can still use IR after this. Does anyone knows what the DMA addresses are 
good for? My gues is they are required for Fast-IR which is not supported for 
the 765L hardware under linux.

Tino

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