On Tue, Jul 25, 2017 at 02:57:47PM -0600, Logan Gunthorpe wrote: > Set up some hardware registers and creates interrupt service routines > for the doorbells and messages. > > There are 64 doorbells in the switch that are shared between all > partitions. The upper 4 doorbells are also shared with the messages > and are there for not used. Thus, this provides 28 doorbells for each s/there for/therefore/ > partition.