From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <3F725407.3020907@mvista.com> Date: Wed, 24 Sep 2003 19:33:43 -0700 From: "Mark A. Greer" MIME-Version: 1.0 To: Q-ha Park Cc: linuxppc-embedded@lists.linuxppc.org Subject: Re: using bdi2000 to debug ppcboot on mpc7455 References: <004c01c382ff$de2da2f0$2a21a8c0@qha> In-Reply-To: <004c01c382ff$de2da2f0$2a21a8c0@qha> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: Q-ha Park wrote: >I'm new to BDI2000, and after reading a manual that came with the tool, >I tried to debug ppcboot using bdi2000 and gdb. The problem is I just >can't set the breakpoint whether be it software or hardware breakpoint; >For example, when I set the break point at "boot_cold" and type >"continue", the program just runs without ever stopping at the >breakpoint where it's supposed to stop! > > Well, I haven't used the gdb interface with the 745x but I do know that that with the telnet interface, you have to specify whether you're setting a breakpoint on a virtual or physical addr (virtual is default, IIRC). How you would do this with the gdb interface, I know not but take a close look at the manual for the 745x--it *is* different from the 7410, etc--and you may find the answer. Mark ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/