linux-kernel - 回复： Re: 回复： Re: 回复： Re: 回复： Re: 回复： Status of 'unicore32' architecture in Linux kernel

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Message-ID: <174974381.13596.1410181022043.JavaMail.root@bj-mail03.pku.edu.cn>
Date:	Mon, 8 Sep 2014 20:57:02 +0800 (CST)
From:	Xuetao Guan  <gxt@....edu.cn>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	linux-kernel@...r.kernel.org, Guan Xuetao <gxt@...c.pku.edu.cn>,
	Chen Gang <gang.chen.5i5j@...il.com>,
	Grant Likely <grant.likely@...aro.org>
Subject: 回复： Re: 回复： Re: 回复： Re: 回复： Re: 回复： Status of 'unicore32' architecture in Linux kernel


----- Guenter Roeck <linux@...ck-us.net> 写道：
> On 09/04/2014 11:13 PM, Xuetao Guan  wrote:
> Hi,
> 
> I made everything I have available at http://server.roeck-us.net/qemu/unicore32/.
> I tried multiple variants for creating the root file system, including the one
> on https://github.com/gxt/UniCore32.git and the one using mkrootfs.sh in
> the link above. No difference - I always see the same crash. Note that the
> 'init' program is loading, but crashes with above error (0x0000000b is SIGSEGV
> unless I am missing something).
> 
> Note that I used the latest qemu for unicore from upstream sources; I was unable
> to compile it from git@...hub.com:gxt/QEMU.git. Qemu configuration did not seem
> to make a difference. The toolchain was extracted from uc4-1.0.5-hard.tgz.
> 
> Hope this helps,
> Guenter
> 
I guess you used the newest kernel to run busybox.
However, as for unicore32, the newest kernel uses different ABI with uc4-1.0.5 toolchain.
I'm sorry to make it so confusing.
I'll update and submit another-ABI patches asap.

Thanks,
Xutao



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