lkml.org 
[lkml]   [2006]   [Apr]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: PCI device driver writing newbie trouble
On Thu, Apr 20, 2006 at 04:04:07PM +0100, Bert Thomas wrote:
> Hi All,
>
> I'm attempting to write a PCI device driver. I've read chapters 2, 9 and
> 12 of the linux device driver book (3rd ed) and it got me going with the
> code below. However, I never see the message printed from cif50_probe,
> so appearantly the kernel doesn't consider my driver the correct driver
> for the hardware.
>
> I tried to load the driver with insmod, but I also rebooted the system
> in the hope that some part of the kernel would find the hardware and try
> to load my driver. Is that how it is supposed to work? At least my
> driver is listed in /lib/modules/2.6.15.7/modules.pcimap. Modprobe
> doesn't find it, I don't know why. The hardware contains a PLX chip. The
> hardware is found by the kernel, as it correctly shows up in /proc/pci:
>
> Bus 1, device 13, function 0:
> Class 0680: PCI device 10b5:9050 (rev 1).
> IRQ 5.
> Non-prefetchable 32 bit memory at 0xd1005000 [0xd100507f].
> I/O at 0xd100 [0xd17f].
> Non-prefetchable 32 bit memory at 0xd1000000 [0xd1001fff].
>
> Also in the corresponding /sys files.
>
> Does anyone have a suggestion why my probe function is not being called?
>
> TIA
> Bert
>
> #include <linux/init.h>
> #include <linux/module.h>
> #include <linux/pci.h>
> MODULE_LICENSE("Dual BSD/GPL");
>
> static const struct pci_device_id cif50_ids[] = {
> {
> .vendor = 0x10B5,
> .device = 0x9050,
> .subvendor = PCI_ANY_ID, //0x10B5,
> .subdevice = PCI_ANY_ID, //0x1080,
> .class = PCI_ANY_ID,
> .class_mask = PCI_ANY_ID
> },

Try the PCI_DEVICE() macro here instead.

But that should not matter, this should work, I don't know why it
doesn't sorry.

greg k-h
-
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/

\
 
 \ /
  Last update: 2006-04-22 21:12    [W:0.111 / U:0.180 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site