From owner-svn-doc-all@FreeBSD.ORG Mon Feb 11 00:01:08 2013 Return-Path: Delivered-To: svn-doc-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 4A6EE2FC; Mon, 11 Feb 2013 00:01:08 +0000 (UTC) (envelope-from rene@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) by mx1.freebsd.org (Postfix) with ESMTP id 248449AA; Mon, 11 Feb 2013 00:01:08 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.5/8.14.5) with ESMTP id r1B0189V063410; Mon, 11 Feb 2013 00:01:08 GMT (envelope-from rene@svn.freebsd.org) Received: (from rene@localhost) by svn.freebsd.org (8.14.5/8.14.5/Submit) id r1B018I0063409; Mon, 11 Feb 2013 00:01:08 GMT (envelope-from rene@svn.freebsd.org) Message-Id: <201302110001.r1B018I0063409@svn.freebsd.org> From: Rene Ladan Date: Mon, 11 Feb 2013 00:01:07 +0000 (UTC) To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r40921 - head/en_US.ISO8859-1/books/arch-handbook/boot X-SVN-Group: doc-head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-doc-all@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "SVN commit messages for the entire doc trees \(except for " user" , " projects" , and " translations" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Feb 2013 00:01:08 -0000 Author: rene Date: Mon Feb 11 00:01:07 2013 New Revision: 40921 URL: http://svnweb.freebsd.org/changeset/doc/40921 Log: Some 'igor -z' improvements. Approved by: gjb (mentor) Modified: head/en_US.ISO8859-1/books/arch-handbook/boot/chapter.xml Modified: head/en_US.ISO8859-1/books/arch-handbook/boot/chapter.xml ============================================================================== --- head/en_US.ISO8859-1/books/arch-handbook/boot/chapter.xml Sun Feb 10 14:11:01 2013 (r40920) +++ head/en_US.ISO8859-1/books/arch-handbook/boot/chapter.xml Mon Feb 11 00:01:07 2013 (r40921) @@ -184,7 +184,7 @@ Timecounter "i8254" frequency 1193182 H time. As mentioned previously, the INT 0x19 - instruction loads an MBR, i.e. the boot0 + instruction loads an MBR, i.e., the boot0 content, into the memory at address 0x7c00. Taking a look at the file sys/boot/i386/boot0/boot0.S can give a guess at what is happening there - this is the boot @@ -317,7 +317,7 @@ boot2: boot2.ldr boot2.bin ${BTX}/btx/bt link the binary. BTX, which stands for BooT eXtender, is a piece of code that provides a protected mode environment for the program, called the client, that it is linked with. So - boot2 is a BTX client, i.e. it uses the + boot2 is a BTX client, i.e., it uses the service provided by BTX. linker @@ -707,7 +707,7 @@ begin: at a 4Gb boundary. Therefore, the instruction's linear virtual address for this example would just be the value of EIP. Segment registers such as CS, DS etc are the selectors, - i.e. indexes, into GDT (to be more precise, an index is not a + i.e., indexes, into GDT (to be more precise, an index is not a selector itself, but the INDEX field of a selector). FreeBSD's GDT holds descriptors for 15 selectors per CPU: @@ -918,7 +918,7 @@ __asm(".previous"); __asm is. The third __asm instruction marks the end of a section. If a directive with the same section name occurred - before, the content, i.e. the 32-bit value, will be appended + before, the content, i.e., the 32-bit value, will be appended to the existing section, so forming an array of 32-bit pointers.