Thread (1 message) 1 message, 1 author, 2001-02-09

Re: Progress - new problem

From: Wolfgang Denk <hidden>
Date: 2001-02-09 22:11:00

In message [ref] you wrote:
I progressed quite a bit since my last e-mail... I put back KERNELBASE +
PAGE_OFFSET + KERNELLOAD to 0xc0000000 even though it complicates debugging
quite a bit.  Now, the kernel goes through create_elf_tables without a
Oops? Why do you think this makes debugging more complicated? I don't
care where something is mapped, it's  the  job  of  the  debugger  to
resolve those addresses, isn't it?
Board is similar to Sandpoint, processor is 7400 running in little-endian.
                                                              ^^^^^^^^^^^^^^
							      ^^^^^^^^^^^^^^

Are you really trying to run in little-endian mode? Really???
You are not supposed to do that.
P.S.:  What do you guys use for debugging?  Is there any debugger out there
that does address translation (from MMU) to see what instruction gets
executed when you're at a virtual address?
We use the Abatron BD2000; it supports the MMU, interfaces to  GDB  /
DDD,  comes  with  3  years  of warranty on the hardware, _excellent_
support from the Abatron folks, and is cheaper than  other  solutions
(2500 Euro).

Wolfgang Denk

--
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd@denx.de
Visit us at Embedded Systems: Feb 14-16 2001, Nuremberg, Halle 12/K01
(with TQ Components); our presentation "Starke Zwerge: Embedded Linux
auf PowerPC-Systemen" on Thursday, Feb 15 2001, 13:30 Forum Halle 11.

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