fix ccat startup stall. In case the dma memory was allocated above 4 GB limit, CCAT is unable to access it.
-> limit the dma_mask to 32-bit to omit this situation
/* $Id$ */
digraph pdo_entry_read {
node [fontname="Helvetica"]
edge [fontname="Helvetica", fontsize="12"]
start
start -> count [weight=5]
count
count -> action_next [weight=5]
action_next [shape=point,label=""]
action_next -> pdo_entry [label="Next entry", weight=5]
action_next -> end [label="No more entries"]
pdo_entry
pdo_entry -> action_next
end
}