Re: Any gain to supporting only a single PCMCIA slot?

From: Pavel Machek (pavel@suse.cz)
Date: Thu Jun 28 2001 - 17:38:36 EST


Hi!

> PCMCIA/Cardbus controllers typically (always?) support 2 slots, and system
> resources are allocated to support those slots. When you build PCMCIA
> support into your kernel, you are implicitly asking for both slots to be
> supported. I'm wondering if it would be worthwhile to let the user opt out of
> supporting one of the slots.
>
> Compaq, in their finite wisdom, only provides a single Type2 Cardbus slot
> on my Presario 1260 notebook. The controller (a TI PCI1131, see below)
> can handle 2 slots, of course, but only a single physical connector is
> present on this machine. Therefore I will never get the use of half of
> the controller, including the I/O address, etc. that the kernel has
> allocated for it.

> Would it be worth the savings in system resources to allow support for
> only a single slot?

Probably not.

                                                                Pavel

-- 
I'm pavel@ucw.cz. "In my country we have almost anarchy and I don't care."
Panos Katsaloulis describing me w.r.t. patents at discuss@linmodems.org
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