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author | 2016-06-14 07:50:17 -0700 | |
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committer | 2016-06-14 12:17:54 -0700 | |
commit | 97f17497d162afdb82c8704bf097f0fee3724b2e (patch) | |
tree | 1c6269614c0c15ffef8451c58ae8f8b30a1bc804 /tools/cpu_layout.py | |
parent | e04be89c2409570e0055b2cda60bd11395bb93b0 (diff) |
Imported Upstream version 16.04
Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>
Diffstat (limited to 'tools/cpu_layout.py')
-rwxr-xr-x | tools/cpu_layout.py | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/tools/cpu_layout.py b/tools/cpu_layout.py new file mode 100755 index 00000000..d38d0b5a --- /dev/null +++ b/tools/cpu_layout.py @@ -0,0 +1,95 @@ +#! /usr/bin/python +# +# BSD LICENSE +# +# Copyright(c) 2010-2014 Intel Corporation. All rights reserved. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Intel Corporation nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +import sys + +sockets = [] +cores = [] +core_map = {} + +fd=open("/proc/cpuinfo") +lines = fd.readlines() +fd.close() + +core_details = [] +core_lines = {} +for line in lines: + if len(line.strip()) != 0: + name, value = line.split(":", 1) + core_lines[name.strip()] = value.strip() + else: + core_details.append(core_lines) + core_lines = {} + +for core in core_details: + for field in ["processor", "core id", "physical id"]: + if field not in core: + print "Error getting '%s' value from /proc/cpuinfo" % field + sys.exit(1) + core[field] = int(core[field]) + + if core["core id"] not in cores: + cores.append(core["core id"]) + if core["physical id"] not in sockets: + sockets.append(core["physical id"]) + key = (core["physical id"], core["core id"]) + if key not in core_map: + core_map[key] = [] + core_map[key].append(core["processor"]) + +print "============================================================" +print "Core and Socket Information (as reported by '/proc/cpuinfo')" +print "============================================================\n" +print "cores = ",cores +print "sockets = ", sockets +print "" + +max_processor_len = len(str(len(cores) * len(sockets) * 2 - 1)) +max_core_map_len = max_processor_len * 2 + len('[, ]') + len('Socket ') +max_core_id_len = len(str(max(cores))) + +print " ".ljust(max_core_id_len + len('Core ')), +for s in sockets: + print "Socket %s" % str(s).ljust(max_core_map_len - len('Socket ')), +print "" +print " ".ljust(max_core_id_len + len('Core ')), +for s in sockets: + print "--------".ljust(max_core_map_len), +print "" + +for c in cores: + print "Core %s" % str(c).ljust(max_core_id_len), + for s in sockets: + print str(core_map[(s,c)]).ljust(max_core_map_len), + print "" |