From: Vladimir Serbinenko <phcoder@gmail.com>
Date: Fri, 12 Feb 2016 10:38:51 +0000 (+0100)
Subject: Make grub_cpu_is_tsc_supported generally available.
X-Git-Tag: 2.02-beta3~50
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1933d3737133314c97e42f6ad928f00ed6e71120;p=thirdparty%2Fgrub.git

Make grub_cpu_is_tsc_supported generally available.
---

diff --git a/grub-core/kern/i386/tsc.c b/grub-core/kern/i386/tsc.c
index 82cdea491..2e85289d8 100644
--- a/grub-core/kern/i386/tsc.c
+++ b/grub-core/kern/i386/tsc.c
@@ -43,22 +43,6 @@ grub_tsc_get_time_ms (void)
   return ((al * grub_tsc_rate) >> 32) + ah * grub_tsc_rate;
 }
 
-static __inline int
-grub_cpu_is_tsc_supported (void)
-{
-#ifndef GRUB_MACHINE_XEN
-  grub_uint32_t a,b,c,d;
-  if (! grub_cpu_is_cpuid_supported ())
-    return 0;
-
-  grub_cpuid(1,a,b,c,d);
-
-  return (d & (1 << 4)) != 0;
-#else
-  return 1;
-#endif
-}
-
 static int
 calibrate_tsc_hardcode (void)
 {
diff --git a/include/grub/i386/tsc.h b/include/grub/i386/tsc.h
index 71fa7ca2f..a0aa2c573 100644
--- a/include/grub/i386/tsc.h
+++ b/include/grub/i386/tsc.h
@@ -51,4 +51,20 @@ grub_get_tsc (void)
   return (((grub_uint64_t) hi) << 32) | lo;
 }
 
+static __inline int
+grub_cpu_is_tsc_supported (void)
+{
+#ifndef GRUB_MACHINE_XEN
+  grub_uint32_t a,b,c,d;
+  if (! grub_cpu_is_cpuid_supported ())
+    return 0;
+
+  grub_cpuid(1,a,b,c,d);
+
+  return (d & (1 << 4)) != 0;
+#else
+  return 1;
+#endif
+}
+
 #endif /* ! KERNEL_CPU_TSC_HEADER */