On 5/30/05, Tyler <tyler@xxxxxxxx> wrote:
This is actually, what i don't intend to do... i want to associate my driver to /dev/mem device.. so that any read/write/mmap done to this device.. give control to my driver.
Yeah , it should give an error then, which i am not getting..
as my device registration is successful.
Vishal Linux a écrit :
> Hi all,
>
Hi
> I am trying to associate a driver to the '/dev/mem' device (the major
> no. and minor no. of device is 1,1.)
>
> [vishal@vishalsoni ~]$ ll /dev/mem
> crw-r----- 1 root kmem 1, 1 May 30 2005 /dev/mem
>
Don't use 1 as major number. It's probably used by another driver (null
driver on my computer).
Try to allocate dynamically a major number or get one that is not used.
This is actually, what i don't intend to do... i want to associate my driver to /dev/mem device.. so that any read/write/mmap done to this device.. give control to my driver.
I think that's the problem. So when you open the /dev/mem device, in
fact it doesn't use "your open" method but another.
Yeah , it should give an error then, which i am not getting..
as my device registration is successful.
