Create controller-level DMA tag, handling range of supported addresses.
authormav <mav@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Wed, 10 Apr 2013 20:38:15 +0000 (20:38 +0000)
committermav <mav@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Wed, 10 Apr 2013 20:38:15 +0000 (20:38 +0000)
commit42e334f6b67b07aded508df00e7e1aa2dd663a28
tree53680c0721b6be0a80a9e8cf5458b4ecfab98648
parent057f1af9555aa2d0111d156ec5c51b03d2c5433d
Create controller-level DMA tag, handling range of supported addresses.
That simplifies logic for channels and gives the bus information about what
device actually allocated the tag.

Submitted by: jhb@

git-svn-id: svn://svn.freebsd.org/base/head@249346 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
sys/dev/ahci/ahci.c
sys/dev/ahci/ahci.h