[coreboot] Asus M2A-VM

[Jason Self]

I'm thinking about buying an Asus M2A-VM but the wiki page [1] saying
4GB of RAM doesn't work and listing sensors/fan control/ACPI as WIP
worries me. The wiki was last updated about a year ago. Does this info
still represent the current state of things?

[1] http://www.coreboot.org/ASUS_M2A-VM