Difference between revisions of "OSX Bless Testing"

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-Bless is an OSX command used to set the active boot volume.
-==Tests performed==
-===iMac - Intel Core Duo @ 1.83GHz===
-*Ubuntu was installed via Target Disk mode using the Freekbox pre-seeded image. [[User:Scellef|Scellef]] 08:00, 2 September 2012 (UTC)
-*Before bless:
-second boot from light on, flashes empty folder symbol briefly, black screen before GRUB, defaults to OSX external drive if available
-*Ran:
- sudo bless --device /dev/disk0s1 --setBoot --legacy
-*Result: 40 second boot, no empty folder shown, no lengthy black screen before GRUB, defaults to Ubuntu with OSX external drive available
-[[User:Lynnae|Lynnae]] 19:03, 30 August 2012 (UTC)
-===iMac - Intel Core 2 Duo @ 1.83GHz===
-*Defaults to OX external drive
-*Ubuntu was installed from an imaged drive
-*65 seconds to Ubuntu before bless
-*33 after bless
-===iMac - Intel Core Duo @ 1.83GHz===
-*Target Disk Mode Ubuntu installation
-*White screen, no linux :(
-*Ran:
-  sudo bless --device /dev/disk0s1 --setBoot --legacy --verbose
-*Received output that legacy boot was not available
-*Attempted to run firmware update, but failed (unsupported software error) in
-**Network Boot environment
-**Firewire Boot environment
-*System Profiler says:
-  Model Name:	iMac
-  Model Identifier:	iMac4,1
-  Processor Name:	Intel Core Duo
-  Processor Speed:	1.83 GHz
-  Number Of Processors:	1
-  Total Number Of Cores:	2
-  L2 Cache:	2 MB
-  Memory:	2 GB
-  Bus Speed:	667 MHz
-  Boot ROM Version:	'''IM41.0039.B00'''
-  SMC Version (system):	1.1f5
-  Serial Number (system):	QP622099U2R
-  Hardware UUID:	00000000-0000-1000-8000-0016CB88C5A0
-*Apple Support shows newest firmware at '''<code>IM41.0055.B08 (EFI 1.1)</code>'''.  Need to investigate alternative methods for running firmware update.
-**My current theory is that OSX doesn't like the notion firmware updates using an external disk.  Need to image an internal HDD with OSX and see if this ameliorates the problem. [[User:Scellef|Scellef]] 21:29, 11 September 2012 (UTC)
-[[Category:Mac Development]]
-[[Category:Macintosh]]

Difference between revisions of "OSX Bless Testing"

Revision as of 18:46, 5 November 2013

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