From: Pedro Alves <palves@redhat.com>
To: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Cc: gdb-patches@sourceware.org
Subject: Re: [PATCH] remote: Avoid unwanted shlib internal BPs When debugging Linux kernel or u-boot with Abatron BDI emulator an error occurs:
Date: Fri, 01 Jun 2012 14:40:00 -0000 [thread overview]
Message-ID: <4FC8D466.2020203@redhat.com> (raw)
In-Reply-To: <OF3AAFEC4B.204A4D0F-ONC1257A10.004FA84E-C1257A10.0050789B@transmode.se>
On 06/01/2012 03:38 PM, Joakim Tjernlund wrote:
>> GDB has no special knowledge of the Linux kernel, nor of u-boot.
>> > A GNU/Linux targeted GDB (*-*-linux-gnu) recognizes, and knows how to
>> > debug user space applications. If the kernel binary or the u-boot binary
>> > look very much like GNU/Linux user space programs, the *-*-linux-gnu targeted
>> > GDB will assume that's what they are. If you used a bare metal elf/eabi
>> > targeted GDB, which is really what those programs are, you'd not see this.
>
>
> Yes you would, the error comes from this in solibsvr4.c:
> static const char * const bkpt_names[] =
> {
> "_start",
> "__start",
> "main",
> NULL
> };
No you wouldn't, because solib-svr4 is not used (or even compiled in)
on a bare metal targeted GDB.
--
Pedro Alves
next prev parent reply other threads:[~2012-06-01 14:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-01 13:37 Joakim Tjernlund
2012-06-01 14:08 ` Pedro Alves
2012-06-01 14:39 ` Joakim Tjernlund
2012-06-01 14:40 ` Pedro Alves [this message]
2012-06-01 14:48 ` Joakim Tjernlund
[not found] ` <OF322378AB.B2F2176F-ONC1257A10.0051062C-C1257A10.00514CCD@LocalDomain>
2012-06-01 14:49 ` Joakim Tjernlund
2012-06-01 14:53 ` Joakim Tjernlund
2012-06-01 14:56 ` Pedro Alves
2012-06-01 15:01 ` Joakim Tjernlund
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