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authorDavid Guillen Fandos <david.guillen@arm.com>2016-06-06 17:16:43 +0100
committerDavid Guillen Fandos <david.guillen@arm.com>2016-06-06 17:16:43 +0100
commitfb5fc11da49938660ea22c336964677cdba890e1 (patch)
tree321c3c2a60e6e5f317904cc89971700d939cc5ec /src/cpu/minor/cpu.cc
parentd4342aff4ce347ad8ab5a01fdd41993106cd3ece (diff)
downloadgem5-fb5fc11da49938660ea22c336964677cdba890e1.tar.xz
pwr: Low-power idle power state for idle CPUs
Add functionality to the BaseCPU that will put the entire CPU into a low-power idle state whenever all threads in it are idle. Change-Id: I984d1656eb0a4863c87ceacd773d2d10de5cfd2b
Diffstat (limited to 'src/cpu/minor/cpu.cc')
-rw-r--r--src/cpu/minor/cpu.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cpu/minor/cpu.cc b/src/cpu/minor/cpu.cc
index 7e53a87f6..79807a2a7 100644
--- a/src/cpu/minor/cpu.cc
+++ b/src/cpu/minor/cpu.cc
@@ -290,6 +290,8 @@ MinorCPU::activateContext(ThreadID thread_id)
threads[thread_id]->activate();
wakeupOnEvent(Minor::Pipeline::CPUStageId);
pipeline->wakeupFetch();
+
+ BaseCPU::activateContext(thread_id);
}
void
@@ -298,6 +300,8 @@ MinorCPU::suspendContext(ThreadID thread_id)
DPRINTF(MinorCPU, "SuspendContext %d\n", thread_id);
threads[thread_id]->suspend();
+
+ BaseCPU::suspendContext(thread_id);
}
void