From owner-svn-doc-head@FreeBSD.ORG Tue Oct 30 12:01:13 2012 Return-Path: Delivered-To: svn-doc-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 6F5F4928; Tue, 30 Oct 2012 12:01:13 +0000 (UTC) (envelope-from eadler@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 4D0378FC12; Tue, 30 Oct 2012 12:01:13 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q9UC1DQq084767; Tue, 30 Oct 2012 12:01:13 GMT (envelope-from eadler@svn.freebsd.org) Received: (from eadler@localhost) by svn.freebsd.org (8.14.4/8.14.4/Submit) id q9UC1DB9084765; Tue, 30 Oct 2012 12:01:13 GMT (envelope-from eadler@svn.freebsd.org) Message-Id: <201210301201.q9UC1DB9084765@svn.freebsd.org> From: Eitan Adler Date: Tue, 30 Oct 2012 12:01:13 +0000 (UTC) To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r39851 - head/en_US.ISO8859-1/books/faq X-SVN-Group: doc-head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-doc-head@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for the doc tree for head List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Oct 2012 12:01:13 -0000 Author: eadler Date: Tue Oct 30 12:01:12 2012 New Revision: 39851 URL: http://svn.freebsd.org/changeset/doc/39851 Log: Ancient hardware is ancient Submitted by: mjg Approved by: bcr (mentor) Modified: head/en_US.ISO8859-1/books/faq/book.xml Modified: head/en_US.ISO8859-1/books/faq/book.xml ============================================================================== --- head/en_US.ISO8859-1/books/faq/book.xml Tue Oct 30 08:41:22 2012 (r39850) +++ head/en_US.ISO8859-1/books/faq/book.xml Tue Oct 30 12:01:12 2012 (r39851) @@ -1383,166 +1383,6 @@ - - My A, T, or X series IBM Thinkpad locks up when I first - booted up my &os; installation. How can I solve - this? - - - - A bug in early revisions of IBM's BIOS on these machines - mistakenly identifies the &os; partition as a potential FAT - suspend-to-disk partition. When the BIOS tries to parse the - &os; partition it hangs. - - According to IBM - In an email from Keith Frechette - kfrechet@us.ibm.com., - the following model/BIOS release numbers incorporate the - fix. - - - - - - Model - - BIOS revision - - - - - - T20 - - IYET49WW or later - - - - T21 - - KZET22WW or later - - - - A20p - - IVET62WW or later - - - - A20m - - IWET54WW or later - - - - A21p - - KYET27WW or later - - - - A21m - - KXET24WW or later - - - - A21e - - KUET30WW - - - - - - It has been reported that later IBM BIOS revisions may - have reintroduced the bug. This message - from &a.nectar; to the &a.mobile; describes a procedure - which may work if your newer IBM laptop does not boot &os; - properly, and you can upgrade or downgrade the BIOS. - - If you have an earlier BIOS, and upgrading is not an - option, a workaround is to install &os;, change the partition - ID &os; uses, and install new boot blocks that can handle - the different partition ID. - - First, you will need to restore the machine to a state - where it can get through its self-test screen. Doing this - requires powering up the machine without letting it find a - &os; partition on its primary disk. One way is to remove - the hard disk and temporarily move it to an older ThinkPad - (such as a ThinkPad 600) or a desktop PC with an appropriate - conversion cable. Once it is there, you can delete the &os; - partition and move the hard disk back. The ThinkPad should - now be in a bootable state again. - - With the machine functional again, you can use the - workaround procedure described here to get a working &os; - installation. - - - - Download boot1 and - boot2 from . - Put these files somewhere you will be able to retrieve - them later. - - - - Install &os; as normal on to the ThinkPad. - Do not use Dangerously - Dedicated mode. Do not - reboot when the install has finished. - - - - Either switch to the Emergency Holographic - Shell (AltF4) - or start a fixit shell. - - - - Use &man.fdisk.8; to change the &os; partition ID - from 165 to 166 - (this is the type used by OpenBSD). - - - - Bring the boot1 and - boot2 files to the local file - system. - - - - Use &man.disklabel.8; to write - boot1 and boot2 - to your &os; slice. - - &prompt.root; disklabel -B -b boot1 -s boot2 ad0sn - - n is the number of the - slice where you installed &os;. - - - - Reboot. At the boot prompt you will be given the - option of booting OpenBSD. This will - actually boot &os;. - - - - Getting this to work in the case where you want to dual - boot OpenBSD and &os; on the same laptop is left as an - exercise for the reader. - - - - Can I install on a disk with bad blocks?