>Number:         186977
>Category:       misc
>Synopsis:       HD default-formatted by BSD-installer does not boot on Intel 
>Atom D510MO
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Feb 23 13:00:01 UTC 2014
>Closed-Date:
>Last-Modified:
>Originator:     Rolf Jansen
>Release:        FreeBSD 10.0 Release
>Organization:
obsigna.net
>Environment:
FreeBSD  10.0-RELEASE FreeBSD 10.0-RELEASE #0 r260789: Thu Jan 16 22:34:59 UTC 
2014     [email protected]:/usr/obj/usr/src/sys/GENERIC  amd64
>Description:
FreeBSD 10 gpart cannot create boot disks for Intel Atom D510MO, neither 
semi-automatic using bsdinstall, nor manually using gpart directly. I have 
tried this on internal IDE and AHCI hard disks, and using USB memory sticks. 
Nothing boots.

By only overwriting a partition scheme created by gpart from FreeBSD 10 with 
gpart from FreeBSD 9 using exactly the same partition parameters (sizes and 
positions), and using /boot/pmbr and /boot/gptboot from FreeBSD 9, the disk or 
memstick is suddenly bootable with said Intel Atom board.
>How-To-Repeat:
1. Install FreeBSD 10 from the scratch on a Intel Atom D510MO machine, using 
"FreeBSD-10.0-RELEASE-amd64-memstick.img".

2. Let the BSD installer apply the default GPT/UFS formatting scheme to the 
internal hard disk ada0, and complete the installation (which runs smooth).

3. Power down the machine, remove the memstick, and start it up again.

The Intel Atom D510MO board does not recognize the internal HD as a boot disk, 
the disk LED is flashing for half of a second, and then the board drops 
immediately into PXE boot (last in the boot sequence), since no other boot 
media is present.
>Fix:
When manually overwriting the GPT 10 partition on said failing ada0 with gpart 
from a FreeBSD 9 installer, using exactly the same partition parameters, and 
placing /boot/pmbr and /boot/gptboot from FreeBSD 9 on the freebsd-boot 
partition -- no further installation is needed -- only the disk partition was 
manipulated, the said disk boots fine on said machine.


>Release-Note:
>Audit-Trail:
>Unformatted:
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