From c473718a12c2298aea56ae0bba1af85daaa4d3cb Mon Sep 17 00:00:00 2001 From: Sebastien Bourdeauducq Date: Tue, 9 Oct 2012 19:08:09 +0200 Subject: [PATCH] actorlib/spi/collector: atomic update for write_count --- migen/actorlib/spi.py | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/migen/actorlib/spi.py b/migen/actorlib/spi.py index 8f44f0b0..e5565a5d 100644 --- a/migen/actorlib/spi.py +++ b/migen/actorlib/spi.py @@ -10,9 +10,8 @@ class Collector(Actor): self._depth = depth self._dw = sum(len(s) for s in self.token("sink").flatten()) - # TODO: reg_wc should have atomic update self._reg_wa = RegisterField("write_address", bits_for(self._depth-1), access_bus=READ_WRITE, access_dev=READ_WRITE) - self._reg_wc = RegisterField("write_count", bits_for(self._depth), access_bus=READ_WRITE, access_dev=READ_WRITE) + self._reg_wc = RegisterField("write_count", bits_for(self._depth), access_bus=READ_WRITE, access_dev=READ_WRITE, atomic_update=True) self._reg_ra = RegisterField("read_address", bits_for(self._depth-1), access_bus=READ_WRITE, access_dev=READ_ONLY) self._reg_rd = RegisterField("read_data", self._dw, access_bus=READ_ONLY, access_dev=WRITE_ONLY) -- 2.30.2