From: Brian Inglis <Brian.Inglis@SystematicSW.ab.ca>
To: <cygwin-patches@cygwin.com>
Subject: [PATCH] format_proc_cpuinfo: add Linux 5.13 AMD/Hygon rapl
Date: Tue, 29 Jun 2021 11:09:24 -0600 [thread overview]
Message-ID: <20210629170924.30628-1-Brian.Inglis@SystematicSW.ab.ca> (raw)
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Linux 5.13 Opossums on Parade added features and changes:
add AMD 0x80000007 EDX:14 rapl runtime average power limit
---
winsup/cygwin/fhandler_proc.cc | 8 ++++++++
1 file changed, 8 insertions(+)
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[-- Attachment #2: 0001-format_proc_cpuinfo-add-Linux-5.13-AMD-Hygon-rapl.patch --]
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diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc
index 7cd0b3af02a2..2a64e7428efa 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)
next reply other threads:[~2021-06-29 17:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-29 17:09 Brian Inglis [this message]
2021-07-06 14:06 ` Corinna Vinschen
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