Make login manager use crossystem to derive firmware information.

The chrome://system bios_info section reports information as
derived from the ACPI. The ACPI provided information changes as
the firmware development progresses. On top of that on the ARM
platforms the ACPI facility does not exist.

The portable way to derive the information system firmware and
boot status is the crossystem utility, which can rung on all
platforms and represents data consistently everywhere.

This CL make use of crossystem to gather the relevant firmware


- build images for mario, alex and kaen
- install images on the appropriate platforms
- examine information under in chrome://system bios_info
- observe all platforms reporting reasonable information

Change-Id: I3bd58ea91c3529855a9c5df07c6ac8a1a21bc33c
Signed-off-by: Vadim Bendebury <>
Reviewed-by: Randall Spangler <>
Reviewed-by: Chris Masone <>
Tested-by: Benson Leung <>
1 file changed