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Topic: El Torito (CD-ROM standard)


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In the News (Tue 29 Dec 09)

  
 CD-ROM - Wikipedia, the free encyclopedia
The bootable CD specification, to make a CD emulate a hard disk or floppy, is called El Torito (apparently named after the restaurant chain).
CD-ROM reading devices are a standard component of most modern personal computers.
Future speed increases based simply upon spinning the disc faster are particularly limited by the strength of polycarbonate plastic used in CD manufacturing, though improvements can still be obtained by the use of multiple laser pickups as demonstrated by the Kenwood TrueX 72x which uses seven laser beams and a rotation speed of approximately 10x.
en.wikipedia.org /wiki/CD-ROM   (1345 words)

  
 How to make a PC-bootable CD
It is the nice explanation of El Torito standard bootable CD by Mr.
The mkbootcd is an utility which makes the bootable CD of the El Torito standard for PCs.
Booting from CD and mounting the CD normaly.
hp.vector.co.jp /authors/VA004958/bootcd/index_e.html   (858 words)

  
 World War 1 and 2 - El Torito
According to legend, the El Torito CD/DVD extension to ISO 9660 is so named because it was first designed in one of their restaurants in Silicon Valley.
El Torito (Spanish: the little bull) is a chain of Mexican restaurants located in California, Arizona and Oregon.
World War 1 and 2 - El Torito
www.worldwardiary.com /history/El_Torito   (64 words)

  
 ZZZ online CD, CD-ROM, CD-R, CD-RW: The Family Album
El Torito is an industry-wide, open, non-licensed standard that is available without charge for use in developing computer systems, CD-ROM drives, and CD-Recordable software.
Because pressed CDs are read-only, the number and location of the audio tracks to be recorded is known in advance, and the TOC is written to the disc (or more accurately, to the glass master that will be used to create metal stampers to mold discs) in advance of writing the actual audio data.
CD-i has found a niche in informational and marketing kiosks, training, and portable interactive sales presentations, and is especially well suited for the presentation of high-capacity interactive multimedia applications to the noncomputer literate.
www.zzz.com.ru /zzz_original_site/art24.html   (3539 words)

  
 El Torito (CD-ROM standard) - Bvio
The '''El Torito Bootable CD Specification''' is an extension to the ISO 9660 CD-ROM specification.
The El Torito specification sets a CD to emulate a hard disk or floppy disk, the CD would contain one or more disk images - exact replicas - and emulate the INT 13 functions of such disks.
The designers of the format were eating at an ''El Torito'' when they came up with the format and wrote the first draft on a napkin.
bvio.ngic.re.kr /Bvio/index.php/El_Torito_%28CD-ROM_standard%29   (152 words)

  
 SYSLINUX - Wikipedia, the free encyclopedia
floppy emulation mode where the boot information is stored in an image file of a floppy disc, which is loaded from the CD and then behaves as a virtual floppy disc.
ISOLINUX is generally used by Linux LiveCD and bootable install CDs.
This mostly affects computers built before about 1999, and, in fact, for modern computers no emulation mode is generally the more reliable method.
www.wikipedia.org /wiki/Syslinux   (385 words)

  
 GLOSSARY of CD and DVD TECHNOLOGIES
Therefore, a CD with computer data that is not structured according to the ISO 9660 is not a standard CD-ROM.
The standard logical format is defined by the ISO 9660, the volume and file structure that was the key for the growth of CD-ROM.
In the CD industry, where the pits in the glass master are measured in tenths of microns, electroforming is used to 'form' the initial metallic (nickel) mold that is used to produce the stampers for the injection molding machines.
www.cdrominc.com /info/glotst04.htm   (17774 words)

  
 CD-ROM Technology
One last standard is worth mentioning, and that is named El Torito, a standard which provides the hardware and software specs needed to implement a bootable CD-ROM.
Yellow Book - the standard which defines CD-ROM technology, the use of CDs for computer data.
The first standard was known as High Sierra, named after the California hotel in which major manufacturers met to agree upon the standard.
www.pcmech.com /show/multimedia/29/2   (399 words)

  
 c't 11/99, page 206 - Booting Windows From CD-ROM
To make a bootable Windows CD, you need a CD ROM burner and the respective software as well as at least 500 MBytes of hard disk space and a few freeware programs from the Internet we'll tell you about later.
Among other things, El Torito controls the interactions between bootable CD and computer BIOS and is intended to enable CD booting both through ATAPI and SCSI interfaces.
Because the system will later run from CD and the CD ROM drive can only be assigned a drive letter which hasn't been assigned yet, the system should be installed on a drive with a letter from the back of the alphabet.
www.heise.de /ct/english/99/11/206   (2952 words)

  
 Writing Bootable CD-ROM: Try This At Home
The CD001 header of the Boot Record Volume Descriptor indicates that this disc is an ISO 9660 CD-ROM; the EL TORITO SPECIFICATION identifies the disc as one that is potentially bootable.
Phoenix Technologies and IBM have jointly released the "El Torito" Bootable CD-ROM Format specification, which defines how a boot image or images should be placed physically on the CD-ROM.
The El Torito Specification takes advantage of ISO 9660's ability to use more than one volume descriptor, by requiring that a Boot Record Volume Descriptor reside at Sector 17 of the CD, which serves as a Secondary Volume Descriptor.
dsplab.ece.iisc.ernet.in /~joby/fins/HOWTO/CD_bootable_image/bootablecdarticle.htm   (3231 words)

  
 How to Create an El Torito Bootable CD-ROM
El Torito is a specification written by Phoenix Technologies and IBM for bootable CD-ROMs.
The contents of this article are, in part, derived from the El Torito Bootable CD-ROM Format Specification version 1.0 from Phoenix Technologies and IBM and from the white paper "Constructing a Bootable CD" version 0.5 from Phoenix Technologies.
The El Torito specification allows for the creation of a CD-ROM as an image of a hard disk drive or a floppy drive.
support.microsoft.com /support/kb/articles/Q167/6/85.ASP   (2015 words)

  
 CDman
The standard logical format for CD-ROM originally proposed by the High Sierra Group, on which the ISO 9660 standard is based; essentially identical to ISO 9660.
The CD recorder has a buffer to protect against interruptions and slowdowns, but if the interruption is so long that the recorder's buffer is completely emptied, a buffer underrun occurs, writing halts, and most often the recordable CD is irretrievably damaged.
A CD (or floppy, hard disk, or other storage media) from which a computer can be started up, because it contains all the operating system software the computer needs to run.
www.cdman.com /technical/cdglossary.html   (7602 words)

  
 mkCDrec internals explained
The reason why we choose to drive the complete process of making a bootable El Torito CD-ROM from a simple "make" command was for simplicity towards end-users.
One has to see it as a "disaster recovery" tool which is not yet standard available in any linux distribution.
In worst case the users have to edit the "Config.sh" file which contains directory paths where images will be stored and so on (see Config.sh page for more in-depth details).
www.netwrx1.net /~georgek/mkcdrec/internals.html   (990 words)

  
 Bootable CD-Rom
The El-Torito standard describes the standard of the Bootable CD-ROM.
A while ago I was trying to make a PC bootable CD ROM for work.
remove/replace this CD with another if you still want to be able to read content of this disk otherwise the A:\ Drive (=CD-ROM) becomes inaccessible.
utopia.knoware.nl /users/sanny/bootcd.html   (472 words)

  
 Windows 98: Boot image Files on Retail vs OEM Windows 98 CD-ROM
the standard bootsector of a floppy I believe is enough to make a CD bootable, however it is not just a case of copying files as they must be within the bootsector of your media,
the cd uses el torinto boot or s'thing like that which is the bootsector for CD.
The way to obtain these files would be to boot the Windows 98 CD and drop to dos before setup starts.
www.experts-exchange.com /Operating_Systems/Win98/Q_20943124.html   (1158 words)

  
 FAQ on CD-ROMs
One of the "features" of the ISO 9660 standard (at least, at level 1 of conformance) is that the filenames can only contain uppercase letters, digits and the underscore, and that the filename length is limited to eight characters for the name and three characters for the extension.
Easy CD Creator builds ISO images in mode 2 form 1, that is with sectors of 2352 bytes, where the payload (2048 bytes of data) is complemented by various fields (header, subheader, CRC/EDC, P and Q parity bytes).
According to the ISO 9660 standard, this string should be present at the beginning of the 16th sector.
www.macdisk.com /faqcden.php3   (2565 words)

  
 ThinkPad Mailing-list Archive: RE: 600 / 770 won't boot from El
ThinkPad Mailing-list Archive: RE: 600 / 770 won't boot from El RE: 600 / 770 won't boot from El Torito CD-ROM
In reply to: zzIML Thinkpad: "RE: 600 / 770 won't boot from El Torito CD-ROM"
Just a note, I have made El Torito CDs that boot with my 600 and many other
martigny.ai.mit.edu /hypermail/thinkpad/1999-05/0430.html   (158 words)

  
 CD-ROM Installation
Most modern BIOS-es support the El Torito standard to boot from a CD-ROM.
This CD is bootable and from the booted Linux you should be able to mount the CD-ROM to access the data files.
In the near future, most PC's won't even have a floppy drive, so the CD-ROM is the only choice.
www.xs4all.nl /%7Elennartb/bootloaders/node8.html   (756 words)

  
 GRUB Manual
, because El Torito is quite different from the standard boot process.
El Torito is a specification for bootable CD using BIOS functions.
The only GRUB files you need to have in your bootable CD-ROM are this
www.gnu.org /software/grub/manual/html_node/Making-a-GRUB-bootable-CD-ROM.html   (221 words)

  
 CD-ROM Format Directory - CD-ROM Central
Most problems with CD-ROMs are caused by mishandling.
Today there are many forms of CD (compact disc) media.
Also, the file structure on a recordable CD may not be
www.cdromcentral.net /CD-ROMFormat   (754 words)

  
 The Linux CD-ROM HOWTO
Some distributions allow booting a Linux kernel on CD directly from DOS.
The CD can now be accessed under the directory /mnt/cdrom.
You need to send a CD audio "stop" command (using a CD player program) before trying the mount.
linux-zone.htmlplanet.com /CDROM-HOWTO.html   (5755 words)

  
 MS-DOS: How Do I Make a Bootable CD-R Disk?
After a bit of reading "El-Torito" (by phoenix, intel) and atapi and ecma-xxx (not sure for the numbers but anyway it's the iso9660 standard) and a bit on extended int 0x13 (the 40-48 functions) it thought that it might be worthy of mentioning the following out of which most of it you don't need.
I would like to create a bootable CD that will boot a system into MS-DOS or PC-DOS or even a non-standard, custom developed operating system, but NOT into Win 98.
But you can freely download a demo version (11 MB)of Nero Burning ROM and try it out for your bootable disc it runs for thirty days and should be enough powerfull to do what you need.
www.experts-exchange.com /Operating_Systems/MSDOS/Q_20318937.html   (1578 words)

  
 Storage magazine (Sep 2002) : Standard Procedure
EDD-3 will also incorporate the El Torito CD-ROM boot specification to enable bootable CDs.
And because most of the "interested parties are in T13, implementations should already be available when the standard is released."
EDD fixes something that according to Curtis Stevens, director of software engineering at Pacific Digital and member of T13, "is a problem for everyone:" conflicts between DOS and Windows that prevent the system from booting when you add a new SCSI disk drive.
whatis.techtarget.com /strgTrend/1,291266,sid35_gci850989,00.html   (271 words)

  
 BBPC News BuildOrBuy - CDFS = CD-ROM File System
CDFS, or CD-ROM File System, is a relatively simple format defined in 1988 as the read-only formatting standard for CD-ROM media.
The Windows XP Professional Compact Disc File System (CDFS) can read Compact Discs (CDs) formatted according to the ISO 9660 file system standard.
Windows XP Professional also supports Joliet, an extension to ISO 9660, which supports CDs that are recorded using file names containing Unicode characters.
www.buildorbuy.net /cdfs.html   (537 words)

  
 :: Zebor Technology ::
Emulation of floppy drive on CD-ROM (El Torito CD-ROM boot standard)
As an example, our floppy disk emulator used for CD-ROM/DVD booting reads data more than 53 times faster on a 133MHz 486-based board when compared to a 1.5GHz Athlon XP with a standard BIOS.
ZBIOS excels in disk I/O which dramatically decreases the time spent booting an OS.
www.zebor.com /main/zbios.html   (316 words)

  
 ALTAP - Download
Supports standard CD-ROM formats including ISO 9660 (Level 1, 2, 3), Level 2 Long (Names up to 212 characters), Joliet, Romeo, Rock Ridge, Hybrid HFS-ISO, Apple Extensions, UDF (Universal Disc Format) (ISO/IEC 13346 and ISO/IEC 13490).
Boot image of the ISO image can be extracted (El Torito ISO extension).
The Full version differs from the Standard version only in two additional plugins: Eroiica Viewer and WinSCP.
www.altap.cz /download.html   (1484 words)

  
 port-i386: Re: bootable CD-ROM images?
Phoenix (the BIOS developer) has created the El Torito standard for doing this sort of thing.
I think bootable ffs image could be placed directly to CD instead of ISO-9660 but I have not tried it yet.
The BIOS on some ma- chines supports bootable CDs.
mail-index.netbsd.org /port-i386/1997/05/01/0003.html   (195 words)

  
 Frequently Asked Questions About CD-R and CD-RW Discs
CD-ROM volume and file structure was defined in the High Sierra Standard of 1985 and later in ISO 9660.
Technicolor standards such as Red, Yellow, Green, White, Beige, Blue, and Orange that were issued at various times make it impossible for all drives to be in conformance, since a drive may have been designed before a standard was issued.
Many of its features were later integrated into other formats such as CD-ROM/XA, the 1991 CD-ROM Extended Architecture format that supports data and audio/video interleaving for smooth playback.
www.mscience.com /faq60.html   (782 words)

  
 Novell delivers, 09/07/98
NetWare 5 eliminates the need to scramble for a DOS boot disk and CD-ROM drivers for server installation if your server supports the El Torito bootable CD-ROM standard.
The license disk is now bootable and includes just enough of Caldera's DR-DOS to get rolling.
To save CPU overhead, you can turn off the graphical interface on running servers.
www.nwfusion.com /reprints/0907rev.html   (1059 words)

  
 Bug#267035: RFP: geteltorito -- Get El-Torito boot image from a bootable CD-ROM
that are allowed by the El Torito standard.
The perl-script will extract the initial/default boot image from a CD if
It will not extract any of other possibly existing bootimages
lists.debian.org /debian-wnpp/2004/08/msg01759.html   (180 words)

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