From owner-freebsd-hackers@FreeBSD.ORG Wed Dec 21 14:14:19 2005 Return-Path: X-Original-To: hackers@freebsd.org Delivered-To: freebsd-hackers@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4EBB116A41F for ; Wed, 21 Dec 2005 14:14:19 +0000 (GMT) (envelope-from tony.uestc@gmail.com) Received: from zproxy.gmail.com (zproxy.gmail.com [64.233.162.201]) by mx1.FreeBSD.org (Postfix) with ESMTP id B96B743D58 for ; Wed, 21 Dec 2005 14:14:18 +0000 (GMT) (envelope-from tony.uestc@gmail.com) Received: by zproxy.gmail.com with SMTP id z6so166220nzd for ; Wed, 21 Dec 2005 06:14:18 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:user-agent:x-accept-language:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; b=ozfk8VZIdk0irKit650LwcwyFJBn37BlIBmEsWrU3iqIydSgptB+UylIIPi/ZpZDu91DHdg5ScyDr+zaQ9hZb6BZxJlMSdZAA/CVLUUcOyrrs50nomqj9TEu0mJXePEnyUDmCVt/SpnQCHy1lpw3uc0odlHNVp2g7DZCVYubKsI= Received: by 10.36.252.23 with SMTP id z23mr672741nzh; Wed, 21 Dec 2005 06:14:18 -0800 (PST) Received: from ?211.83.98.99? ( [218.88.99.210]) by mx.gmail.com with ESMTP id 38sm1303692nza.2005.12.21.06.14.12; Wed, 21 Dec 2005 06:14:17 -0800 (PST) Message-ID: <43A96375.80704@gmail.com> Date: Wed, 21 Dec 2005 22:15:17 +0800 From: Tony User-Agent: Mozilla Thunderbird 1.0.7 (Windows/20050923) X-Accept-Language: en-us, en MIME-Version: 1.0 To: zhaoyj@qddico.com.cn References: <43A8DD54.4000701@gmail.com> <01c201c605f3$3a7efb30$1f0aa8c0@qddico> In-Reply-To: <01c201c605f3$3a7efb30$1f0aa8c0@qddico> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: hackers@FreeBSD.org Subject: Re: Problem booting FreeBSD from cboot FreeBSD from cdrom using grubdrom using grub X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Dec 2005 14:14:19 -0000 I'm using FreeBSD 5.4 grub 0.95 Is this what you want? zhaoyj@qddico.com.cn wrote: > ??,??????,??????grub??freebsd,???????, > ??????grub?????ufs2 > ?????fc2,grub????0.94 > ???????????,????????? > ??????????? > > > > ----- Original Message ----- > From: "Tony" > To: > Cc: > Sent: Wednesday, December 21, 2005 12:43 PM > Subject: Problem booting FreeBSD from cboot FreeBSD from cdrom using grubdrom using grub > > > >>Hi, >> I'm trying to make an iso image that will boot FreeBSD using GRUB boot >>loader. >> Grub will boot /boot/loader and the loader will boot /boot/kernel. It >>goes well on my disk, but when I try to make a livecd, it fails. I spend >>some time figuring out that /boot/loader does not probe cd it self, it >>depends on boot2 to tell him which cd to boot from. So I did some hack >>on /boot/loader. Bellow is the diff: >>*** sys/boot/i386/loader/main.c.bak Sun Dec 11 19:32:29 2005 >>--- sys/boot/i386/loader/main.c Sun Dec 11 22:04:29 2005 >>*************** >>*** 228,235 **** >> if ((new_currdev.d_type == biosdisk.dv_type) && >> ((new_currdev.d_kind.biosdisk.unit = bd_bios2unit(biosdev)) == >>-1)) { >> printf("Can't work out which disk we are booting from.\n" >>! "Guessed BIOS device 0x%x not found by probes, defaulting >>to disk0:\n", biosdev); >>! new_currdev.d_kind.biosdisk.unit = 0; >> } >> env_setenv("currdev", EV_VOLATILE, i386_fmtdev(&new_currdev), >> i386_setcurrdev, env_nounset); >>--- 228,238 ---- >> if ((new_currdev.d_type == biosdisk.dv_type) && >> ((new_currdev.d_kind.biosdisk.unit = bd_bios2unit(biosdev)) == >>-1)) { >> printf("Can't work out which disk we are booting from.\n" >>! "Guessed BIOS device 0x%x not found by probes, defaulting >>to cd0(%d):\n", biosdev, biosdev); >>! bc_add(biosdev); >>! new_currdev.d_type = bioscd.dv_type; >>! new_currdev.d_dev = &bioscd; >>! new_currdev.d_kind.bioscd.unit = bc_bios2unit(biosdev); >> } >> env_setenv("currdev", EV_VOLATILE, i386_fmtdev(&new_currdev), >> i386_setcurrdev, env_nounset); >> >>Then the kernel starts, but when the kernel try to mount the root fs, it >>stops. I have the follow line in my /etc/fstab >>/dev/acd0c / cd9660 ro 0 0 >> >>I am stranded. Can anyone help? I'm using FreeBSD 5.4 >> >>thanks >>Tony >> >> >> >>_______________________________________________ >>freebsd-hackers@freebsd.org mailing list >>http://lists.freebsd.org/mailman/listinfo/freebsd-hackers >>To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org"