Is there printk() in FreeBSD?
Eygene Ryabinkin
rea-fbsd at codelabs.ru
Tue May 12 11:50:11 UTC 2009
Tue, May 12, 2009 at 03:48:38PM +0400, Eygene Ryabinkin wrote:
> Tue, May 12, 2009 at 06:29:35PM +0800, ????ccuiyyan at sina.com wrote:
>
> > A simple question: sometimes i need to print out some kernel
> > address in FreeBSD kernel. And i know printk() can be used in
> > Linux to print the message to dmesg, Is there some similar in
> > FreeBSD?
> >
> > It seems that printk() cannot work in the FreeBSD kernel.
>
> Use plain printf().
By the way, there is device_printf (man 9 device_printf) that is
a bit prettier than the plain printf, so you can use it as well.
--
Eygene
_ ___ _.--. #
\`.|\..----...-'` `-._.-'_.-'` # Remember that it is hard
/ ' ` , __.--' # to read the on-line manual
)/' _/ \ `-_, / # while single-stepping the kernel.
`-'" `"\_ ,_.-;_.-\_ ', fsc/as #
_.-'_./ {_.' ; / # -- FreeBSD Developers handbook
{_.-``-' {_/ #
More information about the freebsd-current
mailing list