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config: Minor fixes to the DRAM utilisation sweep

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This commit is contained in:
Andreas Hansson 2015-11-22 05:10:17 -05:00
parent 949437d559
commit 6adb728fb4
2 changed files with 5 additions and 7 deletions
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6
configs/dram/sweep.py
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@ -94,7 +94,7 @@ mem_range = AddrRange('256MB')
system.mem_ranges = [mem_range]
# do not worry about reserving space for the backing store
mmap_using_noreserve = True
system.mmap_using_noreserve = True
# force a single channel to match the assumptions in the DRAM traffic
# generator
@ -145,8 +145,8 @@ burst_size = int((system.mem_ctrls[0].devices_per_rank.value *
page_size = system.mem_ctrls[0].devices_per_rank.value * \
system.mem_ctrls[0].device_rowbuffer_size.value
# match the maximum bandwidth of the memory, the parameter is in ns
# and we need it in ticks
# match the maximum bandwidth of the memory, the parameter is in seconds
# and we need it in ticks (ps)
itt = system.mem_ctrls[0].tBURST.value * 1000000000000
# assume we start at 0

6
util/dram_sweep_plot.py
View file

@ -38,10 +38,8 @@
# Authors: Andreas Hansson
try:
from mpl_toolkits.mplot3d import Axes3D
from matplotlib import cm
from matplotlib.ticker import LinearLocator, FormatStrFormatter
import matplotlib.pyplot as plt
import numpy as np
except ImportError:
@ -74,13 +72,13 @@ def main():
try:
stats = open(sys.argv[2] + '/stats.txt', 'r')
except IOError:
print "Failed to open ", sys.argv[1] + '/stats.txt', " for reading"
print "Failed to open ", sys.argv[2] + '/stats.txt', " for reading"
exit(-1)
try:
simout = open(sys.argv[2] + '/simout', 'r')
except IOError:
print "Failed to open ", sys.argv[1] + '/simout', " for reading"
print "Failed to open ", sys.argv[2] + '/simout', " for reading"
exit(-1)
# Get the burst size, number of banks and the maximum stride from