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Date: Mon, 22 Apr 2013 19:54:53 +0800
Message-ID: <CANuCnH9rq7pjcAH3FZXEi59U1UsrDpp6j3TznnEerHXE135MSQ@mail.gmail.com>
Subject: Re: ARM, clang & EABI.
From: Alie Tan <alie@affle.com>
To: Grzegorz Bernacki <gjb@semihalf.com>
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On Mon, Apr 22, 2013 at 7:19 PM, Grzegorz Bernacki <gjb@semihalf.com> wrote:

> Hi,
>
> I've recently built world and kernel for one of MV targets and it doesn't
> work properly. One of the problem is that 'bt' command from DDB fails. It
> seems that kernel uses wrong procedure to unwind the stack. So I got a few
> question:
> 1) Should I do something beside adding WITH_ARM_EABI to src.conf to enable
> ARM EABI
> 2) Should ___ARM_EABI__ be defined by compiler when I build the kernel?
> 3) Are there any changes to build world and kernel procedure related to
> clang or ARM EABI?
>

We should add it while buildworld and buildkernel with -DWITH_ARM_EABI
For example:
make -C /usr/src KERNCONF=RPI-B WITH_FDT=yes -DWITH_ARM_EABI buildkernel
make -C /usr/src MALLOC_PRODUCTION=yes -DWITH_ARM_EABI buildworld


CMIIW


> thanks
> grzesiek
>