questions on CONFIG_PPC_ADV_DEBUG_REGS, DBCR0_BRT, and DBCR0_ACTIVE_EVENTS
peerlessdeepaks at gmail.com
Tue May 20 18:09:52 EST 2014
On Fri, Apr 12, 2013 at 4:51 AM, Chris Friesen
<chris.friesen at genband.com> wrote:
> Hi all,
> Sorry for the bunch of emails, I'm working on some new stuff and running
> into issues.
> For CONFIG_BOOKE it appears that DBCR0_ACTIVE_EVENTS includes DBCR0_ICMP but
> not DBCR0_BRT. Is that just because none of the code paths currently using
> DBCR0_ACTIVE_EVENTS need to check DBCR0_BT?
> Also, in sys_debug_setcontext() why does SIG_DBG_BRANCH_TRACING return
> -EINVAL if CONFIG_PPC_ADV_DEBUG_REGS is set? Would it not be possible to
> use DBCR0_BRT?
> Chris Friesen
> Software Designer
> 500 Palladium Drive, Suite 2100
> Ottawa, Ontario K2N 1C2, Canada
> chris.friesen at genband.com
> Linuxppc-dev mailing list
> Linuxppc-dev at lists.ozlabs.org
"Deconstructing world one piece at a time"
More information about the Linuxppc-dev