usbdebug: Block recursive calls of printk

When we create low-level debugging of EHCI controller registers,
we call printk() within printk(). In ramstage this would leave us
with deadlock waiting on the console spinlock.

Change-Id: Idbe029af9af76de27094bb2964c60d9ccfdd96e6
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/3860
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

0 files changed, 0 insertions, 0 deletions