diff --git a/tools/power/cpupower/.gitignore b/tools/power/cpupower/.gitignore
index 7677329c42a6..5113d5a7aee0 100644
--- a/tools/power/cpupower/.gitignore
+++ b/tools/power/cpupower/.gitignore
@@ -27,3 +27,6 @@ debug/i386/intel_gsic
 debug/i386/powernow-k8-decode
 debug/x86_64/centrino-decode
 debug/x86_64/powernow-k8-decode
+
+# Clang's compilation database file
+compile_commands.json
diff --git a/tools/power/cpupower/Makefile b/tools/power/cpupower/Makefile
index 6c02f401069e..175004ce44b2 100644
--- a/tools/power/cpupower/Makefile
+++ b/tools/power/cpupower/Makefile
@@ -57,7 +57,7 @@ LIB_MIN=			1
 
 PACKAGE =			cpupower
 PACKAGE_BUGREPORT =		linux-pm@vger.kernel.org
-LANGUAGES = 			de fr it cs pt ka
+LANGUAGES = 			de fr it cs pt ka zh_CN
 
 
 # Directory definitions. These are default and most probably
@@ -86,12 +86,12 @@ INSTALL_SCRIPT = ${INSTALL} -m 644
 # If you are running a cross compiler, you may want to set this
 # to something more interesting, like "arm-linux-".  If you want
 # to compile vs uClibc, that can be done here as well.
-CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
-CC = $(CROSS)gcc
-LD = $(CROSS)gcc
-AR = $(CROSS)ar
-STRIP = $(CROSS)strip
-RANLIB = $(CROSS)ranlib
+CROSS ?= #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
+CC ?= $(CROSS)gcc
+LD ?= $(CROSS)gcc
+AR ?= $(CROSS)ar
+STRIP ?= $(CROSS)strip
+RANLIB ?= $(CROSS)ranlib
 HOSTCC = gcc
 MKDIR = mkdir
 
@@ -218,17 +218,28 @@ else
 endif
 	$(QUIET) $(STRIPCMD) $@
 
+ifeq (, $(shell which xgettext))
+$(warning "Install xgettext to extract translatable strings.")
+else
 $(OUTPUT)po/$(PACKAGE).pot: $(UTIL_SRC)
 	$(ECHO) "  GETTEXT " $@
 	$(QUIET) xgettext --default-domain=$(PACKAGE) --add-comments \
 		--keyword=_ --keyword=N_ $(UTIL_SRC) -p $(@D) -o $(@F)
+endif
 
+ifeq (, $(shell which msgfmt))
+$(warning "Install msgfmt to generate binary message catalogs.")
+else
 $(OUTPUT)po/%.gmo: po/%.po
 	$(ECHO) "  MSGFMT  " $@
 	$(QUIET) msgfmt -o $@ po/$*.po
+endif
 
 create-gmo: ${GMO_FILES}
 
+ifeq (, $(shell which msgmerge))
+$(warning "Install msgmerge to merge translations.")
+else
 update-po: $(OUTPUT)po/$(PACKAGE).pot
 	$(ECHO) "  MSGMRG  " $@
 	$(QUIET) @for HLANG in $(LANGUAGES); do \
@@ -241,6 +252,7 @@ update-po: $(OUTPUT)po/$(PACKAGE).pot
 			rm -f $(OUTPUT)po/$$HLANG.new.po; \
 		fi; \
 	done;
+endif
 
 compile-bench: $(OUTPUT)libcpupower.so.$(LIB_MAJ)
 	@V=$(V) confdir=$(confdir) $(MAKE) -C bench O=$(OUTPUT)
diff --git a/tools/power/cpupower/bench/parse.c b/tools/power/cpupower/bench/parse.c
index e63dc11fa3a5..080678d9d74e 100644
--- a/tools/power/cpupower/bench/parse.c
+++ b/tools/power/cpupower/bench/parse.c
@@ -4,6 +4,7 @@
  *  Copyright (C) 2008 Christian Kornacker <ckornacker@suse.de>
  */
 
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
@@ -165,8 +166,8 @@ int prepare_config(const char *path, struct config *config)
 
 	configfile = fopen(path, "r");
 	if (configfile == NULL) {
-		perror("fopen");
-		fprintf(stderr, "error: unable to read configfile\n");
+		fprintf(stderr, "error: unable to read configfile: %s, %s\n",
+			path, strerror(errno));
 		free(config);
 		return 1;
 	}
diff --git a/tools/power/cpupower/bindings/python/test_raw_pylibcpupower.py b/tools/power/cpupower/bindings/python/test_raw_pylibcpupower.py
index 3d6f62b9556a..ca5aa46c9b20 100755
--- a/tools/power/cpupower/bindings/python/test_raw_pylibcpupower.py
+++ b/tools/power/cpupower/bindings/python/test_raw_pylibcpupower.py
@@ -15,22 +15,38 @@ else:
     print(f"cstate count error: return code: {cpu_cstates_count}")
 
 """
-Disable cstate (will fail if the above is 0, ex: a virtual machine)
+Disable cstate (will fail if the above returns is under 1, ex: a virtual machine)
 """
 cstate_disabled = p.cpuidle_state_disable(0, 0, 1)
-if cpu_cstates_count == 0:
-    print(f"CPU 0 has {cpu_cstates_count} c-states")
-else:
-    print(f"cstate count error: return code: {cpu_cstates_count}")
 
 match cstate_disabled:
     case 0:
         print(f"CPU state disabled")
     case -1:
         print(f"Idlestate not available")
+    case -2:
+        print(f"Disabling is not supported by the kernel")
+    case -3:
+        print(f"No write access to disable/enable C-states: try using sudo")
     case _:
-        print(f"Not documented")
+        print(f"Not documented: {cstate_disabled}")
 
+"""
+Test cstate is disabled
+"""
+is_cstate_disabled = p.cpuidle_is_state_disabled(0, 0)
+
+match is_cstate_disabled:
+    case 1:
+        print(f"CPU is disabled")
+    case 0:
+        print(f"CPU is enabled")
+    case -1:
+        print(f"Idlestate not available")
+    case -2:
+        print(f"Disabling is not supported by kernel")
+    case _:
+        print(f"Not documented: {is_cstate_disabled}")
 
 # Pointer example
 
diff --git a/tools/power/cpupower/man/cpupower-set.1 b/tools/power/cpupower/man/cpupower-set.1
index 2bcc696f4496..500653ef98c7 100644
--- a/tools/power/cpupower/man/cpupower-set.1
+++ b/tools/power/cpupower/man/cpupower-set.1
@@ -3,7 +3,7 @@
 cpupower\-set \- Set processor power related kernel or hardware configurations
 .SH SYNOPSIS
 .ft B
-.B cpupower set [ \-b VAL ]
+.B cpupower set [ \-b VAL | \-e POLICY | \-m MODE | \-t BOOL ]
 
 
 .SH DESCRIPTION
@@ -19,7 +19,7 @@ described in the Options sections.
 Use \fBcpupower info \fP to read out current settings and whether they are
 supported on the system at all.
 
-.SH Options
+.SH OPTIONS
 .PP
 \-\-perf-bias, \-b
 .RS 4
@@ -56,6 +56,40 @@ Use \fBcpupower -c all info -b\fP to verify.
 This options needs the msr kernel driver (CONFIG_X86_MSR) loaded.
 .RE
 
+.PP
+\-\-epp, \-e
+.RS 4
+Sets the energy performance policy preference on supported Intel or AMD
+processors which use the Intel or AMD P-State cpufreq driver respectively.
+
+Available policies can be found with
+\fBcat /sys/devices/system/cpu/cpufreq/policy0/energy_performance_available_preferences\fP :
+.RS 4
+default performance balance_performance balance_power power
+.RE
+
+.RE
+
+.PP
+\-\-amd\-pstate\-mode, \-m
+.RS 4
+Sets the AMD P-State mode for supported AMD processors.
+Available modes are "active", "guided" or "passive".
+
+Refer to the AMD P-State kernel documentation for further information.
+
+.RE
+
+.PP
+\-\-turbo\-boost, \-t
+.RS 4
+This option is used to enable or disable the turbo boost feature on
+supported Intel and AMD processors.
+
+This option takes as parameter either \fB1\fP to enable, or \fB0\fP to disable the feature.
+
+.RE
+
 .SH "SEE ALSO"
 cpupower-info(1), cpupower-monitor(1), powertop(1)
 .PP
diff --git a/tools/power/cpupower/po/zh_CN.po b/tools/power/cpupower/po/zh_CN.po
new file mode 100644
index 000000000000..0489abffb702
--- /dev/null
+++ b/tools/power/cpupower/po/zh_CN.po
@@ -0,0 +1,942 @@
+# Chinese Simplified translations for cpufrequtils package
+# Copyright (C) 2004 THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the cpufrequtils package.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: cpufrequtils 006\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2011-03-08 17:03+0100\n"
+"PO-Revision-Date: 2024-05-22 15:36+0000\n"
+"Last-Translator: Kieran Moy <kfatyuip@gmail.com>\n"
+"Language-Team: NONE\n"
+"Language: zh_CN\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Generator: Poedit 3.4.2\n"
+
+#: utils/idle_monitor/nhm_idle.c:36
+msgid "Processor Core C3"
+msgstr "处理器 Core C3"
+
+#: utils/idle_monitor/nhm_idle.c:43
+msgid "Processor Core C6"
+msgstr "处理器 Core C6"
+
+#: utils/idle_monitor/nhm_idle.c:51
+msgid "Processor Package C3"
+msgstr "处理器套件 C3"
+
+#: utils/idle_monitor/nhm_idle.c:58 utils/idle_monitor/amd_fam14h_idle.c:70
+msgid "Processor Package C6"
+msgstr "处理器套件 C6"
+
+#: utils/idle_monitor/snb_idle.c:33
+msgid "Processor Core C7"
+msgstr "处理器 Core C7"
+
+#: utils/idle_monitor/snb_idle.c:40
+msgid "Processor Package C2"
+msgstr "处理器套件 C2"
+
+#: utils/idle_monitor/snb_idle.c:47
+msgid "Processor Package C7"
+msgstr "处理器套件 C7"
+
+#: utils/idle_monitor/amd_fam14h_idle.c:56
+msgid "Package in sleep state (PC1 or deeper)"
+msgstr "Package in sleep state （PC1 或更深）"
+
+#: utils/idle_monitor/amd_fam14h_idle.c:63
+msgid "Processor Package C1"
+msgstr "处理器套件 C1"
+
+#: utils/idle_monitor/amd_fam14h_idle.c:77
+msgid "North Bridge P1 boolean counter (returns 0 or 1)"
+msgstr "北桥 P1 布尔计数器（返回 0 或 1）"
+
+#: utils/idle_monitor/mperf_monitor.c:35
+msgid "Processor Core not idle"
+msgstr "处理器 Core不空闲"
+
+#: utils/idle_monitor/mperf_monitor.c:42
+msgid "Processor Core in an idle state"
+msgstr "处理器 Core处于空闲状态"
+
+#: utils/idle_monitor/mperf_monitor.c:50
+msgid "Average Frequency (including boost) in MHz"
+msgstr "平均频率（包括增加频率），单位 MHz"
+
+#: utils/idle_monitor/cpupower-monitor.c:66
+#, c-format
+msgid ""
+"cpupower monitor: [-h] [ [-t] | [-l] | [-m <mon1>,[<mon2>] ] ] [-i "
+"interval_sec | -c command ...]\n"
+msgstr ""
+"cpupower monitor：[-h] [ [-t] | [-l] | [-m <mon1>,[<mon2>] ] ] [-i "
+"interval_sec | -c command...]\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:69
+#, c-format
+msgid ""
+"cpupower monitor: [-v] [-h] [ [-t] | [-l] | [-m <mon1>,[<mon2>] ] ] [-i "
+"interval_sec | -c command ...]\n"
+msgstr ""
+"cpupower monitor：[-v] [-h] [ [-t] | [-l] | [-m <mon1>,[<mon2>] ] ] [-i "
+"interval_sec | -c command...]\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:71
+#, c-format
+msgid "\t -v: be more verbose\n"
+msgstr "-v：更详细\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:73
+#, c-format
+msgid "\t -h: print this help\n"
+msgstr "-h：打印此帮助\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:74
+#, c-format
+msgid "\t -i: time interval to measure for in seconds (default 1)\n"
+msgstr "-i：测量的时间间隔（以秒为单位）（默认 1）\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:75
+#, c-format
+msgid "\t -t: show CPU topology/hierarchy\n"
+msgstr "-t：显示CPU拓扑/层次结构\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:76
+#, c-format
+msgid "\t -l: list available CPU sleep monitors (for use with -m)\n"
+msgstr "-l：列出可用的 CPU 睡眠监视器（与 -m 一起使用）\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:77
+#, c-format
+msgid "\t -m: show specific CPU sleep monitors only (in same order)\n"
+msgstr "-m：仅显示特定的CPU睡眠监视器（按相同顺序）\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:79
+#, c-format
+msgid ""
+"only one of: -t, -l, -m are allowed\n"
+"If none of them is passed,"
+msgstr ""
+"仅允许以下之一：-t、-l、-m\n"
+"如果都没有通过的话"
+
+#: utils/idle_monitor/cpupower-monitor.c:80
+#, c-format
+msgid " all supported monitors are shown\n"
+msgstr " 显示所有支持的显示器\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:197
+#, c-format
+msgid "Monitor %s, Counter %s has no count function. Implementation error\n"
+msgstr "监视器 %s、计数器 %s 无计数功能。 执行错误\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:207
+#, c-format
+msgid " *is offline\n"
+msgstr " *离线\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:236
+#, c-format
+msgid "%s: max monitor name length (%d) exceeded\n"
+msgstr "%s：超出最大监视器名称长度 (%d)\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:250
+#, c-format
+msgid "No matching monitor found in %s, try -l option\n"
+msgstr "在 %s 中找不到匹配的监视器，请尝试 -l 选项\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:266
+#, c-format
+msgid "Monitor \"%s\" (%d states) - Might overflow after %u s\n"
+msgstr "监视器“%s”（%d 状态）- 可能会在 %u 秒后溢出\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:319
+#, c-format
+msgid "%s took %.5f seconds and exited with status %d\n"
+msgstr "%s 用了 %.5f 秒并退出，状态为 %d\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:406
+#, c-format
+msgid "Cannot read number of available processors\n"
+msgstr "无法读取可用处理器的数量\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:417
+#, c-format
+msgid "Available monitor %s needs root access\n"
+msgstr "可用监视器 %s 需要 root 访问权限\n"
+
+#: utils/idle_monitor/cpupower-monitor.c:428
+#, c-format
+msgid "No HW Cstate monitors found\n"
+msgstr "未找到 HW Cstate 监视器\n"
+
+#: utils/cpupower.c:78
+#, c-format
+msgid "cpupower [ -c cpulist ] subcommand [ARGS]\n"
+msgstr "cpupower [ -c cpulist ] subcommand [ARGS]\n"
+
+#: utils/cpupower.c:79
+#, c-format
+msgid "cpupower --version\n"
+msgstr "cpupower --version\n"
+
+#: utils/cpupower.c:80
+#, c-format
+msgid "Supported subcommands are:\n"
+msgstr "支持的子命令有：\n"
+
+#: utils/cpupower.c:83
+#, c-format
+msgid ""
+"\n"
+"Some subcommands can make use of the -c cpulist option.\n"
+msgstr ""
+"\n"
+"某些子命令可以使用 -c cpulist 选项。\n"
+
+#: utils/cpupower.c:84
+#, c-format
+msgid "Look at the general cpupower manpage how to use it\n"
+msgstr "看看一般的cpupower manpage如何使用它\n"
+
+#: utils/cpupower.c:85
+#, c-format
+msgid "and read up the subcommand's manpage whether it is supported.\n"
+msgstr "并阅读子命令的manpage是否受支持。\n"
+
+#: utils/cpupower.c:86
+#, c-format
+msgid ""
+"\n"
+"Use cpupower help subcommand for getting help for above subcommands.\n"
+msgstr ""
+"\n"
+"使用 cpupower help subcommand获取上述子命令的帮助。\n"
+
+#: utils/cpupower.c:91
+#, c-format
+msgid "Report errors and bugs to %s, please.\n"
+msgstr "请向 %s 报告错误和错误。\n"
+
+#: utils/cpupower.c:114
+#, c-format
+msgid "Error parsing cpu list\n"
+msgstr "解析cpu列表时出错\n"
+
+#: utils/cpupower.c:172
+#, c-format
+msgid "Subcommand %s needs root privileges\n"
+msgstr "子命令 %s 需要 root 权限\n"
+
+#: utils/cpufreq-info.c:31
+#, c-format
+msgid "Couldn't count the number of CPUs (%s: %s), assuming 1\n"
+msgstr "无法计算 CPU 数量（%s：%s），假设为 1\n"
+
+#: utils/cpufreq-info.c:63
+#, c-format
+msgid ""
+"          minimum CPU frequency  -  maximum CPU frequency  -  governor\n"
+msgstr "最低 CPU 频率 - 最高 CPU 频率 - 调速器\n"
+
+#: utils/cpufreq-info.c:151
+#, c-format
+msgid "Error while evaluating Boost Capabilities on CPU %d -- are you root?\n"
+msgstr "评估 CPU %d 上的 Boost 功能时出错 - 您是 root 吗？\n"
+
+#. P state changes via MSR are identified via cpuid 80000007
+#. on Intel and AMD, but we assume boost capable machines can do that
+#. if (cpuid_eax(0x80000000) >= 0x80000007
+#. && (cpuid_edx(0x80000007) & (1 << 7)))
+#.
+#: utils/cpufreq-info.c:161
+#, c-format
+msgid "  boost state support: \n"
+msgstr "  升压状态支持：\n"
+
+#: utils/cpufreq-info.c:163
+#, c-format
+msgid "    Supported: %s\n"
+msgstr "    支持：%s\n"
+
+#: utils/cpufreq-info.c:163 utils/cpufreq-info.c:164
+msgid "yes"
+msgstr "是"
+
+#: utils/cpufreq-info.c:163 utils/cpufreq-info.c:164
+msgid "no"
+msgstr "不是"
+
+#: utils/cpufreq-info.c:164
+#, c-format
+msgid "    Active: %s\n"
+msgstr "    活跃：%s\n"
+
+#: utils/cpufreq-info.c:177
+#, c-format
+msgid "    Boost States: %d\n"
+msgstr "    提升状态：%d\n"
+
+#: utils/cpufreq-info.c:178
+#, c-format
+msgid "    Total States: %d\n"
+msgstr "    状态总数：%d\n"
+
+#: utils/cpufreq-info.c:181
+#, c-format
+msgid "    Pstate-Pb%d: %luMHz (boost state)\n"
+msgstr "    Pstate-Pb%d：%luMHz（升压状态）\n"
+
+#: utils/cpufreq-info.c:184
+#, c-format
+msgid "    Pstate-P%d:  %luMHz\n"
+msgstr "    Pstate-P%d：%luMHz\n"
+
+#: utils/cpufreq-info.c:211
+#, c-format
+msgid "  no or unknown cpufreq driver is active on this CPU\n"
+msgstr "  该 CPU 上没有或未知的 cpufreq 驱动程序处于活动状态\n"
+
+#: utils/cpufreq-info.c:213
+#, c-format
+msgid "  driver: %s\n"
+msgstr "  驱动程序：%s\n"
+
+#: utils/cpufreq-info.c:219
+#, c-format
+msgid "  CPUs which run at the same hardware frequency: "
+msgstr "  以相同硬件频率运行的 CPU："
+
+#: utils/cpufreq-info.c:230
+#, c-format
+msgid "  CPUs which need to have their frequency coordinated by software: "
+msgstr "  需要通过软件协调频率的 CPU："
+
+#: utils/cpufreq-info.c:241
+#, c-format
+msgid "  maximum transition latency: "
+msgstr "  最大转换延迟："
+
+#: utils/cpufreq-info.c:247
+#, c-format
+msgid "  hardware limits: "
+msgstr "  硬件限制："
+
+#: utils/cpufreq-info.c:256
+#, c-format
+msgid "  available frequency steps: "
+msgstr "  可用频率范围："
+
+#: utils/cpufreq-info.c:269
+#, c-format
+msgid "  available cpufreq governors: "
+msgstr "  可用的cpufreq调节器："
+
+#: utils/cpufreq-info.c:280
+#, c-format
+msgid "  current policy: frequency should be within "
+msgstr "  当前政策：频率应在"
+
+#: utils/cpufreq-info.c:282
+#, c-format
+msgid " and "
+msgstr "和"
+
+#: utils/cpufreq-info.c:286
+#, c-format
+msgid ""
+"The governor \"%s\" may decide which speed to use\n"
+"                  within this range.\n"
+msgstr ""
+"调速器“%s”可以决定使用哪种速度\n"
+"                   在这个范围内。\n"
+
+#: utils/cpufreq-info.c:293
+#, c-format
+msgid "  current CPU frequency is "
+msgstr "  当前CPU频率是"
+
+#: utils/cpufreq-info.c:296
+#, c-format
+msgid " (asserted by call to hardware)"
+msgstr " （通过调用硬件来断言）"
+
+#: utils/cpufreq-info.c:304
+#, c-format
+msgid "  cpufreq stats: "
+msgstr "  cpu频率统计："
+
+#: utils/cpufreq-info.c:472
+#, c-format
+msgid "Usage: cpupower freqinfo [options]\n"
+msgstr "用法：cpupower freqinfo [选项]\n"
+
+#: utils/cpufreq-info.c:473 utils/cpufreq-set.c:26 utils/cpupower-set.c:23
+#: utils/cpupower-info.c:22 utils/cpuidle-info.c:148
+#, c-format
+msgid "Options:\n"
+msgstr "选项：\n"
+
+#: utils/cpufreq-info.c:474
+#, c-format
+msgid "  -e, --debug          Prints out debug information [default]\n"
+msgstr "  -e, --debug 打印出调试信息[默认]\n"
+
+#: utils/cpufreq-info.c:475
+#, c-format
+msgid ""
+"  -f, --freq           Get frequency the CPU currently runs at, according\n"
+"                       to the cpufreq core *\n"
+msgstr ""
+"  -f, --freq 获取CPU当前运行的频率，根据\n"
+"                        到 cpufreq 核心 *\n"
+
+#: utils/cpufreq-info.c:477
+#, c-format
+msgid ""
+"  -w, --hwfreq         Get frequency the CPU currently runs at, by reading\n"
+"                       it from hardware (only available to root) *\n"
+msgstr ""
+"  -w, --hwfreq 通过读取获取CPU当前运行的频率\n"
+"                        它来自硬件（仅适用于root）*\n"
+
+#: utils/cpufreq-info.c:479
+#, c-format
+msgid ""
+"  -l, --hwlimits       Determine the minimum and maximum CPU frequency "
+"allowed *\n"
+msgstr "  -l, --hwlimits 确定允许的最小和最大 CPU 频率 *\n"
+
+#: utils/cpufreq-info.c:480
+#, c-format
+msgid "  -d, --driver         Determines the used cpufreq kernel driver *\n"
+msgstr "  -d, --driver 确定使用的 cpufreq 内核驱动程序 *\n"
+
+#: utils/cpufreq-info.c:481
+#, c-format
+msgid "  -p, --policy         Gets the currently used cpufreq policy *\n"
+msgstr "  -p, --policy 获取当前使用的cpufreq策略 *\n"
+
+#: utils/cpufreq-info.c:482
+#, c-format
+msgid "  -g, --governors      Determines available cpufreq governors *\n"
+msgstr "  -g, --governors 确定可用的 cpufreq 调节器 *\n"
+
+#: utils/cpufreq-info.c:483
+#, c-format
+msgid ""
+"  -r, --related-cpus   Determines which CPUs run at the same hardware "
+"frequency *\n"
+msgstr "  -r, --lated-cpus 确定哪些 CPU 以相同的硬件频率运行 *\n"
+
+#: utils/cpufreq-info.c:484
+#, c-format
+msgid ""
+"  -a, --affected-cpus  Determines which CPUs need to have their frequency\n"
+"                       coordinated by software *\n"
+msgstr ""
+"  -a, --affected-cpus 确定哪些 CPU 需要其频率\n"
+"                        由软件协调*\n"
+
+#: utils/cpufreq-info.c:486
+#, c-format
+msgid "  -s, --stats          Shows cpufreq statistics if available\n"
+msgstr "  -s, --stats 显示 cpufreq 统计信息（如果有）\n"
+
+#: utils/cpufreq-info.c:487
+#, c-format
+msgid ""
+"  -y, --latency        Determines the maximum latency on CPU frequency "
+"changes *\n"
+msgstr "  -y, --latency 确定 CPU 频率变化的最大延迟*\n"
+
+#: utils/cpufreq-info.c:488
+#, c-format
+msgid "  -b, --boost          Checks for turbo or boost modes  *\n"
+msgstr "  -b, --boost 检查 Turbo 或 boost 模式 *\n"
+
+#: utils/cpufreq-info.c:489
+#, c-format
+msgid ""
+"  -o, --proc           Prints out information like provided by the /proc/"
+"cpufreq\n"
+"                       interface in 2.4. and early 2.6. kernels\n"
+msgstr ""
+"  -o, --proc 打印 /proc/cpufreq 提供的信息\n"
+"                        2.4 中的接口。 以及 2.6 之前的内核。\n"
+
+#: utils/cpufreq-info.c:491
+#, c-format
+msgid ""
+"  -m, --human          human-readable output for the -f, -w, -s and -y "
+"parameters\n"
+msgstr "  -m, -- human -f, -w, -s 和 -y 参数的人类可读输出\n"
+
+#: utils/cpufreq-info.c:492 utils/cpuidle-info.c:152
+#, c-format
+msgid "  -h, --help           Prints out this screen\n"
+msgstr "  -h, --help 打印此屏幕\n"
+
+#: utils/cpufreq-info.c:495
+#, c-format
+msgid ""
+"If no argument or only the -c, --cpu parameter is given, debug output "
+"about\n"
+"cpufreq is printed which is useful e.g. for reporting bugs.\n"
+msgstr ""
+"screen如果没有参数或仅给出了 -c, --cpu 参数，则调试输出有关\n"
+"cpufreq 被打印出来，这很有用，例如 用于报告错误。\n"
+
+#: utils/cpufreq-info.c:497
+#, c-format
+msgid ""
+"For the arguments marked with *, omitting the -c or --cpu argument is\n"
+"equivalent to setting it to zero\n"
+msgstr ""
+"对于标有 * 的参数，省略 -c 或 --cpu 参数是\n"
+"相当于将其设置为零\n"
+
+#: utils/cpufreq-info.c:580
+#, c-format
+msgid ""
+"The argument passed to this tool can't be combined with passing a --cpu "
+"argument\n"
+msgstr "传递给此工具的参数不能与传递 --cpu 参数结合使用\n"
+
+#: utils/cpufreq-info.c:596
+#, c-format
+msgid ""
+"You can't specify more than one --cpu parameter and/or\n"
+"more than one output-specific argument\n"
+msgstr ""
+"您不能指定多个 --cpu 参数和/或\n"
+"多个特定于输出的参数\n"
+
+#: utils/cpufreq-info.c:600 utils/cpufreq-set.c:82 utils/cpupower-set.c:42
+#: utils/cpupower-info.c:42 utils/cpuidle-info.c:213
+#, c-format
+msgid "invalid or unknown argument\n"
+msgstr "无效或未知的参数\n"
+
+#: utils/cpufreq-info.c:617
+#, c-format
+msgid "couldn't analyze CPU %d as it doesn't seem to be present\n"
+msgstr "无法分析 CPU %d，因为它似乎不存在\n"
+
+#: utils/cpufreq-info.c:620 utils/cpupower-info.c:142
+#, c-format
+msgid "analyzing CPU %d:\n"
+msgstr "分析 CPU %d：\n"
+
+#: utils/cpufreq-set.c:25
+#, c-format
+msgid "Usage: cpupower frequency-set [options]\n"
+msgstr "用法：cpupower frequency-set [选项]\n"
+
+#: utils/cpufreq-set.c:27
+#, c-format
+msgid ""
+"  -d FREQ, --min FREQ      new minimum CPU frequency the governor may "
+"select\n"
+msgstr "  -d FREQ, --min FREQ 调控器可以选择的新的最小 CPU 频率\n"
+
+#: utils/cpufreq-set.c:28
+#, c-format
+msgid ""
+"  -u FREQ, --max FREQ      new maximum CPU frequency the governor may "
+"select\n"
+msgstr "  -u FREQ, --max FREQ 调控器可以选择的新的最大 CPU 频率\n"
+
+#: utils/cpufreq-set.c:29
+#, c-format
+msgid "  -g GOV, --governor GOV   new cpufreq governor\n"
+msgstr "  -g GOV, --governor GOV 新的 cpufreq 调节器\n"
+
+#: utils/cpufreq-set.c:30
+#, c-format
+msgid ""
+"  -f FREQ, --freq FREQ     specific frequency to be set. Requires "
+"userspace\n"
+"                           governor to be available and loaded\n"
+msgstr ""
+"  -f FREQ, --freq FREQ 要设置的特定频率。 需要用户空间\n"
+"                            调速器可用并已加载\n"
+
+#: utils/cpufreq-set.c:32
+#, c-format
+msgid "  -r, --related            Switches all hardware-related CPUs\n"
+msgstr "  -r, --related 切换所有与硬件相关的CPU\n"
+
+#: utils/cpufreq-set.c:33 utils/cpupower-set.c:28 utils/cpupower-info.c:27
+#, c-format
+msgid "  -h, --help               Prints out this screen\n"
+msgstr "  -h, --help 打印此屏幕\n"
+
+#: utils/cpufreq-set.c:35
+#, c-format
+msgid ""
+"Notes:\n"
+"1. Omitting the -c or --cpu argument is equivalent to setting it to "
+"\"all\"\n"
+msgstr ""
+"注意：\n"
+"1.省略-c或--cpu参数相当于将其设置为“all”\n"
+
+#: utils/cpufreq-set.c:37
+#, c-format
+msgid ""
+"2. The -f FREQ, --freq FREQ parameter cannot be combined with any other "
+"parameter\n"
+"   except the -c CPU, --cpu CPU parameter\n"
+"3. FREQuencies can be passed in Hz, kHz (default), MHz, GHz, or THz\n"
+"   by postfixing the value with the wanted unit name, without any space\n"
+"   (FREQuency in kHz =^ Hz * 0.001 =^ MHz * 1000 =^ GHz * 1000000).\n"
+msgstr ""
+"2. -f FREQ、--freq FREQ参数不能与任何其他参数组合使用\n"
+"    除了 -c CPU、--cpu CPU 参数\n"
+"3. 频率可以以 Hz、kHz（默认）、MHz、GHz 或 THz 为单位传递\n"
+"    通过在值后面添加所需的单位名称，不带任何空格\n"
+"    （以 kHz 为单位的频率 =^ Hz * 0.001 =^ MHz * 1000 =^ GHz * 1000000）。\n"
+
+#: utils/cpufreq-set.c:57
+#, c-format
+msgid ""
+"Error setting new values. Common errors:\n"
+"- Do you have proper administration rights? (super-user?)\n"
+"- Is the governor you requested available and modprobed?\n"
+"- Trying to set an invalid policy?\n"
+"- Trying to set a specific frequency, but userspace governor is not "
+"available,\n"
+"   for example because of hardware which cannot be set to a specific "
+"frequency\n"
+"   or because the userspace governor isn't loaded?\n"
+msgstr ""
+"设置新值时出错。 常见错误：\n"
+"- 您有适当的管理权吗？ （超级用户？）\n"
+"- 您请求的调控器是否可用并已进行 modprobed？\n"
+"- 尝试设置无效的策略？\n"
+"- 尝试设置特定频率，但用户空间调控器不可用，\n"
+"    例如由于硬件无法设置为特定频率\n"
+"    或者因为用户空间调控器未加载？\n"
+
+#: utils/cpufreq-set.c:170
+#, c-format
+msgid "wrong, unknown or unhandled CPU?\n"
+msgstr "错误、未知或未处理的CPU？\n"
+
+#: utils/cpufreq-set.c:302
+#, c-format
+msgid ""
+"the -f/--freq parameter cannot be combined with -d/--min, -u/--max or\n"
+"-g/--governor parameters\n"
+msgstr ""
+"-f/--freq 参数不能与 -d/--min、-u/--max 或\n"
+"-g/--调速器参数\n"
+
+#: utils/cpufreq-set.c:308
+#, c-format
+msgid ""
+"At least one parameter out of -f/--freq, -d/--min, -u/--max, and\n"
+"-g/--governor must be passed\n"
+msgstr ""
+"-f/--freq、-d/--min、-u/--max 和 -f/--freq 中的至少一个参数\n"
+"-g/--governor 必须通过\n"
+
+#: utils/cpufreq-set.c:347
+#, c-format
+msgid "Setting cpu: %d\n"
+msgstr "设置CPU：%d\n"
+
+#: utils/cpupower-set.c:22
+#, c-format
+msgid "Usage: cpupower set [ -b val ] [ -m val ] [ -s val ]\n"
+msgstr "用法： cpupower set [ -b val ] [ -m val ] [ -s val ]\n"
+
+#: utils/cpupower-set.c:24
+#, c-format
+msgid ""
+"  -b, --perf-bias [VAL]    Sets CPU's power vs performance policy on some\n"
+"                           Intel models [0-15], see manpage for details\n"
+msgstr ""
+"  -b, --perf-bias [VAL] 设置 CPU 的功耗与性能策略\n"
+"                            Intel 型号 [0-15]，请参阅manpage了解详细信息\n"
+
+#: utils/cpupower-set.c:26
+#, c-format
+msgid ""
+"  -m, --sched-mc  [VAL]    Sets the kernel's multi core scheduler policy.\n"
+msgstr "  -m, --sched-mc [VAL] 设置内核的多核调度程序策略。\n"
+
+#: utils/cpupower-set.c:27
+#, c-format
+msgid ""
+"  -s, --sched-smt [VAL]    Sets the kernel's thread sibling scheduler "
+"policy.\n"
+msgstr "  -s, --sched-smt [VAL] 设置内核的线程同级调度程序策略。\n"
+
+#: utils/cpupower-set.c:80
+#, c-format
+msgid "--perf-bias param out of range [0-%d]\n"
+msgstr "--perf-bias 参数超出范围 [0-%d]\n"
+
+#: utils/cpupower-set.c:91
+#, c-format
+msgid "--sched-mc param out of range [0-%d]\n"
+msgstr "--sched-mc 参数超出范围 [0-%d]\n"
+
+#: utils/cpupower-set.c:102
+#, c-format
+msgid "--sched-smt param out of range [0-%d]\n"
+msgstr "--sched-smt 参数超出范围 [0-%d]\n"
+
+#: utils/cpupower-set.c:121
+#, c-format
+msgid "Error setting sched-mc %s\n"
+msgstr "设置 sched-mc %s 时出错\n"
+
+#: utils/cpupower-set.c:127
+#, c-format
+msgid "Error setting sched-smt %s\n"
+msgstr "设置 sched-smt %s 时出错\n"
+
+#: utils/cpupower-set.c:146
+#, c-format
+msgid "Error setting perf-bias value on CPU %d\n"
+msgstr "在 CPU %d 上设置性能偏差值时出错\n"
+
+#: utils/cpupower-info.c:21
+#, c-format
+msgid "Usage: cpupower info [ -b ] [ -m ] [ -s ]\n"
+msgstr "用法：cpupower info [-b][-m][-s]\n"
+
+#: utils/cpupower-info.c:23
+#, c-format
+msgid ""
+"  -b, --perf-bias    Gets CPU's power vs performance policy on some\n"
+"                           Intel models [0-15], see manpage for details\n"
+msgstr ""
+"  -b, --perf-bias    获取 CPU 在某些方面的功耗与性能策略\n"
+"                            Intel 型号 [0-15]，请参阅联机帮助页了解详细信"
+"息\n"
+
+#: utils/cpupower-info.c:25
+#, c-format
+msgid "  -m, --sched-mc     Gets the kernel's multi core scheduler policy.\n"
+msgstr "  -m, --sched-mc 获取内核的多核调度程序策略。\n"
+
+#: utils/cpupower-info.c:26
+#, c-format
+msgid ""
+"  -s, --sched-smt    Gets the kernel's thread sibling scheduler policy.\n"
+msgstr "  -s, --sched-smt    获取内核的线程同级调度程序策略。\n"
+
+#: utils/cpupower-info.c:28
+#, c-format
+msgid ""
+"\n"
+"Passing no option will show all info, by default only on core 0\n"
+msgstr ""
+"\n"
+"不传递任何选项将显示所有信息，默认情况下仅在核心 0 上\n"
+
+#: utils/cpupower-info.c:102
+#, c-format
+msgid "System's multi core scheduler setting: "
+msgstr "系统的多核调度器设置："
+
+#. if sysfs file is missing it's: errno == ENOENT
+#: utils/cpupower-info.c:105 utils/cpupower-info.c:114
+#, c-format
+msgid "not supported\n"
+msgstr "不支持\n"
+
+#: utils/cpupower-info.c:111
+#, c-format
+msgid "System's thread sibling scheduler setting: "
+msgstr "系统的线程兄调度程序设置："
+
+#: utils/cpupower-info.c:126
+#, c-format
+msgid "Intel's performance bias setting needs root privileges\n"
+msgstr "Intel的性能偏差设置需要root权限\n"
+
+#: utils/cpupower-info.c:128
+#, c-format
+msgid "System does not support Intel's performance bias setting\n"
+msgstr "系统不支持Intel的性能偏差设置\n"
+
+#: utils/cpupower-info.c:147
+#, c-format
+msgid "Could not read perf-bias value\n"
+msgstr "无法读取性能偏差值\n"
+
+#: utils/cpupower-info.c:150
+#, c-format
+msgid "perf-bias: %d\n"
+msgstr "性能偏差：%d\n"
+
+#: utils/cpuidle-info.c:28
+#, c-format
+msgid "Analyzing CPU %d:\n"
+msgstr "正在分析 CPU %d：\n"
+
+#: utils/cpuidle-info.c:32
+#, c-format
+msgid "CPU %u: No idle states\n"
+msgstr "CPU %u：无空闲状态\n"
+
+#: utils/cpuidle-info.c:36
+#, c-format
+msgid "CPU %u: Can't read idle state info\n"
+msgstr "CPU %u：无法读取空闲状态信息\n"
+
+#: utils/cpuidle-info.c:41
+#, c-format
+msgid "Could not determine max idle state %u\n"
+msgstr "无法确定最大空闲状态 %u\n"
+
+#: utils/cpuidle-info.c:46
+#, c-format
+msgid "Number of idle states: %d\n"
+msgstr "空闲状态数：%d\n"
+
+#: utils/cpuidle-info.c:48
+#, c-format
+msgid "Available idle states:"
+msgstr "可用的空闲状态："
+
+#: utils/cpuidle-info.c:71
+#, c-format
+msgid "Flags/Description: %s\n"
+msgstr "标志/描述：%s\n"
+
+#: utils/cpuidle-info.c:74
+#, c-format
+msgid "Latency: %lu\n"
+msgstr "延迟：%lu\n"
+
+#: utils/cpuidle-info.c:76
+#, c-format
+msgid "Usage: %lu\n"
+msgstr "用法：%lu\n"
+
+#: utils/cpuidle-info.c:78
+#, c-format
+msgid "Duration: %llu\n"
+msgstr "持续时间：%llu\n"
+
+#: utils/cpuidle-info.c:90
+#, c-format
+msgid "Could not determine cpuidle driver\n"
+msgstr "无法确定 cpuidle 驱动程序\n"
+
+#: utils/cpuidle-info.c:94
+#, c-format
+msgid "CPUidle driver: %s\n"
+msgstr "CPU 空闲驱动程序：%s\n"
+
+#: utils/cpuidle-info.c:99
+#, c-format
+msgid "Could not determine cpuidle governor\n"
+msgstr "无法确定 cpuidle 调控器\n"
+
+#: utils/cpuidle-info.c:103
+#, c-format
+msgid "CPUidle governor: %s\n"
+msgstr "CPU 空闲调节器：%s\n"
+
+#: utils/cpuidle-info.c:122
+#, c-format
+msgid "CPU %u: Can't read C-state info\n"
+msgstr "CPU %u：无法读取 C 状态信息\n"
+
+#. printf("Cstates: %d\n", cstates);
+#: utils/cpuidle-info.c:127
+#, c-format
+msgid "active state:            C0\n"
+msgstr "活动状态:            C0\n"
+
+#: utils/cpuidle-info.c:128
+#, c-format
+msgid "max_cstate:              C%u\n"
+msgstr "最大c状态:              C%u\n"
+
+#: utils/cpuidle-info.c:129
+#, c-format
+msgid "maximum allowed latency: %lu usec\n"
+msgstr "允许的最大延迟：%lu usec\n"
+
+#: utils/cpuidle-info.c:130
+#, c-format
+msgid "states:\t\n"
+msgstr "状态：\t\n"
+
+#: utils/cpuidle-info.c:132
+#, c-format
+msgid "    C%d:                  type[C%d] "
+msgstr "    C%d:                  类型[C%d]"
+
+#: utils/cpuidle-info.c:134
+#, c-format
+msgid "promotion[--] demotion[--] "
+msgstr "晋升[--] 降级[--]"
+
+#: utils/cpuidle-info.c:135
+#, c-format
+msgid "latency[%03lu] "
+msgstr "延迟[%03lu]"
+
+#: utils/cpuidle-info.c:137
+#, c-format
+msgid "usage[%08lu] "
+msgstr "使用情况[%08lu]"
+
+#: utils/cpuidle-info.c:139
+#, c-format
+msgid "duration[%020Lu] \n"
+msgstr "持续时间[%020Lu]\n"
+
+#: utils/cpuidle-info.c:147
+#, c-format
+msgid "Usage: cpupower idleinfo [options]\n"
+msgstr "用法：cpupower idleinfo [选项]\n"
+
+#: utils/cpuidle-info.c:149
+#, c-format
+msgid "  -s, --silent         Only show general C-state information\n"
+msgstr "  -s, --silent 只显示一般C状态信息\n"
+
+#: utils/cpuidle-info.c:150
+#, c-format
+msgid ""
+"  -o, --proc           Prints out information like provided by the /proc/"
+"acpi/processor/*/power\n"
+"                       interface in older kernels\n"
+msgstr ""
+"  -o, --proc 打印 /proc/acpi/processor/*/power 提供的信息\n"
+"                        旧内核中的接口\n"
+
+#: utils/cpuidle-info.c:209
+#, c-format
+msgid "You can't specify more than one output-specific argument\n"
+msgstr "您不能指定多个特定于输出的参数\n"
+
+#~ msgid ""
+#~ "  -c CPU, --cpu CPU    CPU number which information shall be determined "
+#~ "about\n"
+#~ msgstr ""
+#~ "  -c CPU, --cpu CPU    Numéro du CPU pour lequel l'information sera "
+#~ "affichée\n"
+
+#~ msgid ""
+#~ "  -c CPU, --cpu CPU        number of CPU where cpufreq settings shall be "
+#~ "modified\n"
+#~ msgstr ""
+#~ "  -c CPU, --cpu CPU        numéro du CPU à prendre en compte pour les\n"
+#~ "                           changements\n"
diff --git a/tools/power/pm-graph/sleepgraph.8 b/tools/power/pm-graph/sleepgraph.8
index 643271b6fc6f..491ca21dccdb 100644
--- a/tools/power/pm-graph/sleepgraph.8
+++ b/tools/power/pm-graph/sleepgraph.8
@@ -81,6 +81,9 @@ as resume failures.
 .TP
 \fB-wifitrace\fR
 Trace through the wifi reconnect time and include it in the timeline.
+.TP
+\fB-debugtiming\fR
+Add timestamp to each printed output line, accurate to the millisecond.
 
 .SS "advanced"
 .TP
diff --git a/tools/power/pm-graph/sleepgraph.py b/tools/power/pm-graph/sleepgraph.py
index ef87e63c05c7..918eae58b0b4 100755
--- a/tools/power/pm-graph/sleepgraph.py
+++ b/tools/power/pm-graph/sleepgraph.py
@@ -18,7 +18,7 @@
 #
 # Links:
 #	 Home Page
-#	   https://01.org/pm-graph
+#	   https://www.intel.com/content/www/us/en/developer/topic-technology/open/pm-graph/overview.html
 #	 Source repo
 #	   git@github.com:intel/pm-graph
 #
@@ -65,6 +65,7 @@ import gzip
 from threading import Thread
 from subprocess import call, Popen, PIPE
 import base64
+import traceback
 
 debugtiming = False
 mystarttime = time.time()
@@ -86,7 +87,7 @@ def ascii(text):
 #	 store system values and test parameters
 class SystemValues:
 	title = 'SleepGraph'
-	version = '5.12'
+	version = '5.13'
 	ansi = False
 	rs = 0
 	display = ''
@@ -236,7 +237,11 @@ class SystemValues:
 		'msleep': { 'args_x86_64': {'time':'%di:s32'}, 'ub': 1 },
 		'schedule_timeout': { 'args_x86_64': {'timeout':'%di:s32'}, 'ub': 1 },
 		'udelay': { 'func':'__const_udelay', 'args_x86_64': {'loops':'%di:s32'}, 'ub': 1 },
-		'usleep_range': { 'args_x86_64': {'min':'%di:s32', 'max':'%si:s32'}, 'ub': 1 },
+		'usleep_range': {
+			'func':'usleep_range_state',
+			'args_x86_64': {'min':'%di:s32', 'max':'%si:s32'},
+			'ub': 1
+		},
 		'mutex_lock_slowpath': { 'func':'__mutex_lock_slowpath', 'ub': 1 },
 		'acpi_os_stall': {'ub': 1},
 		'rt_mutex_slowlock': {'ub': 1},
@@ -342,15 +347,21 @@ class SystemValues:
 		if self.verbose or msg.startswith('WARNING:'):
 			pprint(msg)
 	def signalHandler(self, signum, frame):
-		if not self.result:
-			return
 		signame = self.signames[signum] if signum in self.signames else 'UNKNOWN'
-		msg = 'Signal %s caused a tool exit, line %d' % (signame, frame.f_lineno)
+		if signame in ['SIGUSR1', 'SIGUSR2', 'SIGSEGV']:
+			traceback.print_stack()
+			stack = traceback.format_list(traceback.extract_stack())
+			self.outputResult({'stack':stack})
+			if signame == 'SIGUSR1':
+				return
+		msg = '%s caused a tool exit, line %d' % (signame, frame.f_lineno)
+		pprint(msg)
 		self.outputResult({'error':msg})
+		os.kill(os.getpid(), signal.SIGKILL)
 		sys.exit(3)
 	def signalHandlerInit(self):
 		capture = ['BUS', 'SYS', 'XCPU', 'XFSZ', 'PWR', 'HUP', 'INT', 'QUIT',
-			'ILL', 'ABRT', 'FPE', 'SEGV', 'TERM']
+			'ILL', 'ABRT', 'FPE', 'SEGV', 'TERM', 'USR1', 'USR2']
 		self.signames = dict()
 		for i in capture:
 			s = 'SIG'+i
@@ -859,6 +870,11 @@ class SystemValues:
 		# files needed for any trace data
 		files = ['buffer_size_kb', 'current_tracer', 'trace', 'trace_clock',
 				 'trace_marker', 'trace_options', 'tracing_on']
+		# legacy check for old systems
+		if not os.path.exists(self.tpath+'trace'):
+			self.tpath = '/sys/kernel/debug/tracing/'
+		if not os.path.exists(self.epath):
+			self.epath = '/sys/kernel/debug/tracing/events/power/'
 		# files needed for callgraph trace data
 		tp = self.tpath
 		if(self.usecallgraph):
@@ -911,6 +927,13 @@ class SystemValues:
 		if num > 0:
 			n = '%d' % num
 		fp = open(self.result, 'a')
+		if 'stack' in testdata:
+			fp.write('Printing stack trace:\n')
+			for line in testdata['stack']:
+				fp.write(line)
+			fp.close()
+			self.sudoUserchown(self.result)
+			return
 		if 'error' in testdata:
 			fp.write('result%s: fail\n' % n)
 			fp.write('error%s: %s\n' % (n, testdata['error']))
@@ -1980,7 +2003,7 @@ class Data:
 		length = -1.0
 		if(start >= 0 and end >= 0):
 			length = end - start
-		if pid == -2 or name not in sysvals.tracefuncs.keys():
+		if pid >= -2:
 			i = 2
 			origname = name
 			while(name in list):
@@ -2753,7 +2776,8 @@ class Timeline:
 	def createHeader(self, sv, stamp):
 		if(not stamp['time']):
 			return
-		self.html += '<div class="version"><a href="https://01.org/pm-graph">%s v%s</a></div>' \
+		self.html += '<div class="version"><a href="https://www.intel.com/content/www/'+\
+			'us/en/developer/topic-technology/open/pm-graph/overview.html">%s v%s</a></div>' \
 			% (sv.title, sv.version)
 		if sv.logmsg and sv.testlog:
 			self.html += '<button id="showtest" class="logbtn btnfmt">log</button>'
@@ -5238,12 +5262,16 @@ def addScriptCode(hf, testruns):
 				}
 				var info = dev[i].title.split(" ");
 				var pname = info[info.length-1];
-				pd[pname] = parseFloat(info[info.length-3].slice(1));
-				total[0] += pd[pname];
-				if(pname.indexOf("suspend") >= 0)
-					total[tidx] += pd[pname];
+				var length = parseFloat(info[info.length-3].slice(1));
+				if (pname in pd)
+					pd[pname] += length;
 				else
-					total[tidx+1] += pd[pname];
+					pd[pname] = length;
+				total[0] += length;
+				if(pname.indexOf("suspend") >= 0)
+					total[tidx] += length;
+				else
+					total[tidx+1] += length;
 			}
 		}
 		var devname = deviceTitle(this.title, total, cpu);
@@ -5262,7 +5290,7 @@ def addScriptCode(hf, testruns):
 					phases[i].style.left = left+"%";
 					phases[i].title = phases[i].id+" "+pd[phases[i].id]+" ms";
 					left += w;
-					var time = "<t4 style=\"font-size:"+fs+"px\">"+pd[phases[i].id]+" ms<br></t4>";
+					var time = "<t4 style=\"font-size:"+fs+"px\">"+pd[phases[i].id].toFixed(3)+" ms<br></t4>";
 					var pname = "<t3 style=\"font-size:"+fs2+"px\">"+phases[i].id.replace(new RegExp("_", "g"), " ")+"</t3>";
 					phases[i].innerHTML = time+pname;
 				} else {
@@ -6742,6 +6770,7 @@ def printHelp():
 	'   -wifi        If a wifi connection is available, check that it reconnects after resume.\n'\
 	'   -wifitrace   Trace kernel execution through wifi reconnect.\n'\
 	'   -netfix      Use netfix to reset the network in the event it fails to resume.\n'\
+	'   -debugtiming Add timestamp to each printed line\n'\
 	'  [testprep]\n'\
 	'   -sync        Sync the filesystems before starting the test\n'\
 	'   -rs on/off   Enable/disable runtime suspend for all devices, restore all after test\n'\
@@ -7047,7 +7076,6 @@ if __name__ == '__main__':
 			except:
 				doError('No result file supplied', True)
 			sysvals.result = val
-			sysvals.signalHandlerInit()
 		else:
 			doError('Invalid argument: '+arg, True)
 
@@ -7057,6 +7085,7 @@ if __name__ == '__main__':
 	if(sysvals.usecallgraph and sysvals.useprocmon):
 		doError('-proc is not compatible with -f')
 
+	sysvals.signalHandlerInit()
 	if sysvals.usecallgraph and sysvals.cgskip:
 		sysvals.vprint('Using cgskip file: %s' % sysvals.cgskip)
 		sysvals.setCallgraphBlacklist(sysvals.cgskip)