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Date: Mon, 6 Dec 2010 08:26:20 +0800
From: Yue Wu <vanopen@gmail.com>
To: ml-freebsd-stable <freebsd-stable@freebsd.org>
Message-ID: <20101206002620.GA1286@bsd.hasee.cpu>
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Organization: China Pharmaceutical University, Nanjing, China
X-Operating-System: FreeBSD 8.2-PRERELEASE i386
User-Agent: Mutt/1.5.21 (2010-09-15)
Subject: boot0cfg -B can't work
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I want to rewrite boot0 into mbr but failed, infos follows:

# boot0cfg -B ad2
boot0cfg: write_mbr: /dev/ad2: Operation not permitted

# ls /dev/ad*
/dev/ad2     /dev/ad2s2   /dev/ad2s2b  /dev/ad2s2e  /dev/ad2s2g
/dev/ad2s1   /dev/ad2s2a  /dev/ad2s2d  /dev/ad2s2f  /dev/ad2s3

> uname -a
FreeBSD bsd.hasee.cpu 8.2-PRERELEASE FreeBSD 8.2-PRERELEASE #0: Sun
Dec  5 19:14:33 CST 2010
root@bsd.hasee.cpu:/usr/obj/usr/src/sys/HASEE  i386

-- 
Regards,
Yue Wu

Key Laboratory of Modern Chinese Medicines
Department of Traditional Chinese Medicine
China Pharmaceutical University
No.24, Tongjia Xiang Street, Nanjing 210009, China