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From: "Sebastian Herbszt" <herbszt@gmx.de>
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Date: Tue, 17 Jun 2008 15:59:47 +0200
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Subject: [Qemu-devel] Re: Boot Failure (CDROM boot failure code : 0004)
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To: Volkan YAZICI <yazicivo@ttmail.com>
Cc: qemu-devel@nongnu.org

>  QEMU BIOS - build: 04/28/08
>  $Revision: 1.207 $ $Date: 2008/04/21 14:22:01 $
>  Options: apmbios pcibios eltorito rombios32
> 
>  ata0 master: QEMU HARDDISK ATA-7 Hard-Disk (20480 MBytes)
>  ata1 master: QEMU CD-ROM ATAPI-4 Cd-Rom/Dvd-Rom
> 
>  Press F12 for boot menu.
> 
>  Booting from CD-Rom...
>  4615MB medium detected
>  CDROM boot failure code : 0004
>  Boot failed: could not read the boot disk
> 
>  FATAL: No bootable device.
> 
> I tried above command with below combinations, but same result.
> 
>  -cdrom /dev/scd0
>  -cdrom /root/scd0.iso (Created using "dd bs=2048 ..." command.)
>  -cdrom /home/windows/windows-server-2003-standard-x86-64-sp2.iso
> 
> Any ideas?

The size looks like a dvd. Do other dvd images work? What are their sizes?

> What does "could not read the boot disk" mean exactly?

>>From rombios.c
//   - Here are the cdrom boot failure codes:
//       1 : no atapi device found
//       2 : no atapi cdrom found
//       3 : can not read cd - BRVD
//       4 : cd is not eltorito (BRVD)
//       5 : cd is not eltorito (ISO TAG)
//       6 : cd is not eltorito (ELTORITO TAG)
//       7 : can not read cd - boot catalog
//       8 : boot catalog : bad header
//       9 : boot catalog : bad platform
//      10 : boot catalog : bad signature
//      11 : boot catalog : bootable flag not set
//      12 : can not read cd - boot image

- Sebastian