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SubjectRe: [PATCH 00/15] powerpc/watchpoint: Preparation for more than one watchpoint

Le 16/03/2020 à 19:43, Segher Boessenkool a écrit :
> On Mon, Mar 16, 2020 at 04:05:01PM +0100, Christophe Leroy wrote:
>> Some book3s (e300 family for instance, I think G2 as well) already have
>> a DABR2 in addition to DABR.
> The original "G2" (meaning 603 and 604) do not have DABR2. The newer
> "G2" (meaning e300) does have it. e500 and e600 do not have it either.
> Hope I got that right ;-)

G2 core reference manual says:

Features specific to the G2 core not present on the original MPC603e
(PID6-603e) processors follow:
Enhanced debug features
— Addition of three breakpoint registers—IABR2, DABR, and DABR2
— Two new breakpoint control registers—DBCR and IBCR

e500 has DAC1 and DAC2 instead for breakpoints iaw e500 core reference


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