mirror of
https://github.com/m-labs/artiq.git
synced 2024-12-25 03:08:27 +08:00
test: relax test_dma_playback_time on Zynq
This commit is contained in:
parent
6195b1d3a0
commit
bff611a888
@ -627,11 +627,13 @@ class _DMA(EnvExperiment):
|
||||
self.delta = now_mu() - start
|
||||
|
||||
@kernel
|
||||
def playback_many(self, n):
|
||||
def playback_many(self, n, add_delay=False):
|
||||
handle = self.core_dma.get_handle(self.trace_name)
|
||||
self.core.break_realtime()
|
||||
t1 = self.core.get_rtio_counter_mu()
|
||||
for i in range(n):
|
||||
if add_delay:
|
||||
delay(2*us)
|
||||
self.core_dma.playback_handle(handle)
|
||||
t2 = self.core.get_rtio_counter_mu()
|
||||
self.set_dataset("dma_playback_time", self.core.mu_to_seconds(t2 - t1))
|
||||
@ -724,13 +726,18 @@ class DMATest(ExperimentCase):
|
||||
self.device_mgr.get_desc("ad9914dds0")
|
||||
except KeyError:
|
||||
raise unittest.SkipTest("skipped on Kasli for now")
|
||||
|
||||
exp = self.create(_DMA)
|
||||
is_zynq = exp.core.target_cls == CortexA9Target
|
||||
count = 20000
|
||||
exp.record_many(40)
|
||||
exp.playback_many(count)
|
||||
exp.playback_many(count, is_zynq)
|
||||
dt = self.dataset_mgr.get("dma_playback_time")
|
||||
print("dt={}, dt/count={}".format(dt, dt/count))
|
||||
self.assertLess(dt/count, 4.5*us)
|
||||
if is_zynq:
|
||||
self.assertLess(dt/count, 6.2*us)
|
||||
else:
|
||||
self.assertLess(dt/count, 4.5*us)
|
||||
|
||||
def test_dma_underflow(self):
|
||||
exp = self.create(_DMA)
|
||||
|
Loading…
Reference in New Issue
Block a user