> 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/