Re: sc3200 cpu + apm module kernel crash

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Ar Sad, 2006-11-04 am 00:06 +0100, ysgrifennodd Nicolas FR:
> I have thrown a bunch of  "printk(KERN_INFO "apm: I am here\n");" and
> noticed the crash is happening just when calling apm_event_handler();
> and does not even execute any instruction in this function... This is
> the point I don't understand, how can it crash just on calling a
> function and not executing the first statement in this function?

APM is BIOS code so the assembler inlines trap into the firmware and the
firmware sometimes isn't very good, particularly the 32bit entry points
which are not used by a certain other vendors products.

In those cases you need to trace the asm code in the firmware and see if
the firmware is buggy.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux