another set of missing dma_alloc's for talking to a device.  hit by henning. ok krw dlg
another set of missing dma_alloc's for talking to a device.  hit by
henning.
ok krw dlg

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars