changeset 727c1f23d5ec in /z/repo/gem5
details: http://repo.gem5.org/gem5?cmd=changeset;node=727c1f23d5ec
description:
mem: Allow disabling of tXAW through a 0 activation limit
This patch fixes an issue where an activation limit of 0 was not
allowed. With this patch, setting the limit to 0 simply disables the
tXAW constraint.
diffstat:
src/mem/simple_dram.cc | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diffs (14 lines):
diff -r c8dd3368c6ba -r 727c1f23d5ec src/mem/simple_dram.cc
--- a/src/mem/simple_dram.cc Mon Aug 19 03:52:25 2013 -0400
+++ b/src/mem/simple_dram.cc Mon Aug 19 03:52:26 2013 -0400
@@ -852,6 +852,10 @@
DPRINTF(DRAM, "Activate at tick %d\n", act_tick);
+ // if the activation limit is disabled then we are done
+ if (actTicks.empty())
+ return;
+
// sanity check
if (actTicks.back() && (act_tick - actTicks.back()) < tXAW) {
panic("Got %d activates in window %d (%d - %d) which is smaller "
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