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| author | Andreas Hansson <andreas.hansson@arm.com> | 2013-08-19 03:52:26 -0400 |
|---|---|---|
| committer | Andreas Hansson <andreas.hansson@arm.com> | 2013-08-19 03:52:26 -0400 |
| commit | 7bc3eaec7a7a67b821774bea4298418241cbf815 (patch) | |
| tree | 46c5bff6a0dbdf722afad2566cba1a97afffb0c9 /src | |
| parent | 2a675aecb904143327befde70704d87c85fe7ea5 (diff) | |
| download | gem5-7bc3eaec7a7a67b821774bea4298418241cbf815.tar.xz | |
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 (limited to 'src')
| -rw-r--r-- | src/mem/simple_dram.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mem/simple_dram.cc b/src/mem/simple_dram.cc index 2bb1cec9d..3d8f71ee9 100644 --- a/src/mem/simple_dram.cc +++ b/src/mem/simple_dram.cc @@ -852,6 +852,10 @@ SimpleDRAM::recordActivate(Tick act_tick) 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 " |