On 09.07.2012, at 13:06, Markus Armbruster wrote: > Kevin Wolf <kw...@redhat.com> writes: > >> Am 09.07.2012 10:50, schrieb Markus Armbruster: >>> Alexander Graf <ag...@suse.de> writes: >>> >>>> We've had support for creating AHCI devices using -device for a while now, >>>> but it's cumbersome to users. We really should provide an easier way for >>>> them to leverage the power of AHCI! >>>> >>>> So let's introduce a new if= option to -drive, giving users the same >>>> command line experience as for scsi or ide. >>>> >>>> Signed-off-by: Alexander Graf <ag...@suse.de> >>>> >>>> --- >>>> >>>> v1 -> v2: >>>> >>>> - support more than a single drive per adapter >>>> - support index= option >>>> - treat IF_AHCI the same as IF_IDE >>> >>> Inhowfar? Not obvious to me from the patch, or the diff patch v1. >>> >>>> - add is_ata() helper to match AHCI || IDE >>> >>> Not addressed: >>> >>> Once we switch to q35, if=ahci will become a redundant wart: to add >>> drives to the board's AHCI controller, you'll have to use if=ide. >>> if=ahci will create new controllers, which is generally not what you >>> want. Ugh. >> >> Can we even make it the default with q35 as long as our AHCI controller >> doesn't also expose a legacy interface for compatibility? > > Err, what else could we do with if=ide with q35?
We could create a cmd646 and attach drives to that. Alex
