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RE: PCMCIA Slot State Location



On 21-Jun-2001 Trenton D. Adams wrote:
> This is one of the lines in the assabet PCMCIA Driver.  
> 
> unsigned long new_state = *(unsigned*)SA11X0_GPIO_PIN_LEVEL;
> 
> SA11X0_GPIO_PIN_LEVEL must obviously be a memory address for card slot
> state information.  Does anyone have any idea where this would be for
> the EDB7111-2 board?
> 
> Also, is the slot state information standard between all PCMCIA
> devices?=

No, it's specific to your platform and all depends on what you need
to know to keep the cards & slots happy.  Things like "is Vcc applied".

Note: the PCMCIA spec is very particular about such things, especially
the timing of how and when certain signals and voltages should be applied.


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