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* [newlib-cygwin] format_proc_cpuinfo: add Linux 5.13 AMD/Hygon rapl
@ 2021-07-06 14:06 Corinna Vinschen
0 siblings, 0 replies; only message in thread
From: Corinna Vinschen @ 2021-07-06 14:06 UTC (permalink / raw)
To: cygwin-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=7323efd73c2faf192160149dd13a96762a1975b0
commit 7323efd73c2faf192160149dd13a96762a1975b0
Author: Brian Inglis <Brian.Inglis@SystematicSW.ab.ca>
Date: Tue Jun 29 11:09:24 2021 -0600
format_proc_cpuinfo: add Linux 5.13 AMD/Hygon rapl
Linux 5.13 Opossums on Parade added features and changes:
add AMD 0x80000007 EDX:14 rapl runtime average power limit
Diff:
---
winsup/cygwin/fhandler_proc.cc | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc
index eb4efb07d..66d19ab82 100644
--- a/winsup/cygwin/fhandler_proc.cc
+++ b/winsup/cygwin/fhandler_proc.cc
@@ -1165,6 +1165,14 @@ format_proc_cpuinfo (void *, char *&destbuf)
ftcprint (features1, 0, "aperfmperf"); /* P state hw coord fb */
}
+ /* cpuid 0x80000007 edx Advanced power management */
+ if (maxe >= 0x80000007)
+ {
+ cpuid (&unused, &unused, &unused, &features2, 0x80000007);
+
+ ftcprint (features2, 14, "rapl"); /* runtime avg power limit */
+ }
+
/* Penwell, Cloverview, ... TSC doesn't sleep on S3 */
if (is_intel && family == 6)
switch (model)
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