PCMCIA Modem/Serial Cards and MPC8xx?

Steven Scholz steven.scholz at imc-berlin.de
Wed Aug 27 19:17:07 EST 2003


Thanks for your reply.

> I am not at my desk but can tell you that you will have to change the
> options for serial driver.  I have use the PCMCIA for serial ports but I
> have setup both the MPC8xx uarts and a standard 16550 uart chip to work in
> the same Linux kernel.
Could you please give my a pointer how you did that?
Did you have MPC8xx uarts _and_ a standard 16550 uart _and_ PCMCIA?

>  from the look of your kernel output you have not
> emabled any serial options so your driver is looking for a build in 16550
> and failing to find one.
Hmm. But even if I define one. The kernel won't find a UART if it's on
PCMCIA since PCMCIA is started much later... ?

>there is a file in <kernel root>/include/asm
> called serial.h this fle contains the devines for the serial ports used
> butthe kernel.  There are not used by the MPC8xx uart driver. You are going
> to have to figure out what you want to definein there for your PCMCIA serial
> port.
Any hints?



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