Help with pcmcia on an acer aspire 1400LC with 2.6.31 (possible regression?)

Dominik Brodowski linux at
Tue Dec 29 12:04:03 EST 2009


On Fri, Dec 25, 2009 at 06:10:53PM +0000, Sergio Callegari wrote:
> I wonder if some can help me sorting out the problems that I am experiencing
> with the above hardware (even with pointers to helpful discussions on this ml).
> The laptop, that is sort of older, is installed with ubuntu karmic 32 bit
> (which, to the best of my knowledge uses 2.6.31 and should not have special
> patches wrt pcmcia).
> When I insert a 3G pcmcia card for mobile internet access:
> 1) the kernel can see the insertion of a pcmcia card
> 2) the pcmcardctl ident command correctly identifies the card
> 3) the serial_cs module gets correctly loaded
> 4) udev makes /dev/ttyS0 point to a new device in the sys hierarchy
> 5) the card starts flashing its led in the way it is expected to do
> but
> 6) lspci cannot see the card

It shouldn't, for it isn't a PCI card.

> 7) dmesg stops at the pcmcia 0.0: registering new device (printed twice, both
> for pcmcia 0.0 and 0.1), but does not say anything like 0.0: ttyS0 at I/0 0x3F8
> (irq = 19) is a 16550A as other laptops do with the same card.
> 8) ttyS0 remains not responsive.

Could you post the output of "lspcmcia -vvv" (executed as root), please? I
suspect that this laptop does need more resources available (using a
resource database etc.)...


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