Changeset 10418 in vbox

Timestamp:

Jul 9, 2008 1:45:07 PM (17 years ago)

Author:

vboxsync

Message:

New runtime functions fopr getting cpu frequency. Stubs only to far.

Location:

trunk

Files:

• include/iprt/mp.h (modified) (3 diffs)
• src/VBox/Runtime/Makefile.kmk (modified) (6 diffs)
• src/VBox/Runtime/generic/RTMpGetCurFrequency-generic.cpp (copied) (copied from trunk/src/VBox/Runtime/generic/RTMpGetOnlineCount-generic.cpp ) (2 diffs)
• src/VBox/Runtime/generic/RTMpGetMaxFrequency-generic.cpp (copied) (copied from trunk/src/VBox/Runtime/generic/RTMpGetOnlineCount-generic.cpp ) (2 diffs)

trunk/include/iprt/mp.h

@@ -56 +56 @@
  * Converts a CPU identifier to a CPU set index.
  *
- * This may or may not validate the precense of the CPU.
+ * This may or may not validate the presence of the CPU.
  *
  * @returns The CPU set index on success, -1 on failure.
@@ -66 +66 @@
  * Converts a CPU set index to a a CPU identifier.
  *
- * This may or may not validate the precense of the CPU, so, use
+ * This may or may not validate the presence of the CPU, so, use
  * RTMpIsCpuPossible for that.
  *
@@ -131 +131 @@
  */
 RTDECL(bool) RTMpIsCpuOnline(RTCPUID idCpu);
+
+/**
+ * Get the current CPU speed (in Mhz) of a CPU which is currently online.
+ *
+ * @returns CPU speed if CPU id is valid, 0 otherwise.
+ */
+RTDECL(uint32_t) RTMpGetCurFrequency(RTCPUID idCpu);
+
+
+/**
+ * Get the maximum CPU speed (in Mhz) of a CPU which is currently online.
+ *
+ * @returns CPU speed if CPU id is valid, 0 otherwise.
+ */
+RTDECL(uint32_t) RTMpGetMaxFrequency(RTCPUID idCpu);
 
 

trunk/src/VBox/Runtime/Makefile.kmk

@@ -278 +278 @@
         generic/semnoint-generic.cpp \
         generic/semsrw-generic.cpp \
+        generic/RTMpGetCurFrequency-generic.cpp \
+        generic/RTMpGetMaxFrequency-generic.cpp \
         nt/RTErrConvertFromNtStatus.cpp \
         r3/posix/env-posix.cpp \
@@ -317 +319 @@
         generic/utf16locale-generic.cpp \
         generic/uuid-generic.cpp \
+        generic/RTMpGetCurFrequency-generic.cpp \
+        generic/RTMpGetMaxFrequency-generic.cpp \
         r3/linux/sched-linux.cpp \
         r3/linux/time-linux.cpp \
@@ -368 +372 @@
         generic/utf16locale-generic.cpp \
         generic/uuid-generic.cpp \
+        generic/RTMpGetCurFrequency-generic.cpp \
+        generic/RTMpGetMaxFrequency-generic.cpp \
         os2/RTErrConvertFromOS2.cpp \
         r3/os2/filelock-os2.cpp \
@@ -405 +411 @@
         generic/utf16locale-generic.cpp \
         generic/uuid-generic.cpp\
+        generic/RTMpGetCurFrequency-generic.cpp \
+        generic/RTMpGetMaxFrequency-generic.cpp \
         r3/darwin/alloc-darwin.cpp \
         r3/darwin/filelock-darwin.cpp \
@@ -440 +448 @@
         generic/utf16locale-generic.cpp \
         generic/uuid-generic.cpp \
+        generic/RTMpGetCurFrequency-generic.cpp \
+        generic/RTMpGetMaxFrequency-generic.cpp \
         r3/freebsd/alloc-freebsd.cpp \
         r3/posix/dir-posix.cpp \
@@ -476 +486 @@
         generic/utf16locale-generic.cpp \
         generic/uuid-generic.cpp \
+        generic/RTMpGetCurFrequency-generic.cpp \
+        generic/RTMpGetMaxFrequency-generic.cpp \
         r3/posix/dir-posix.cpp \
         r3/posix/env-posix.cpp \

trunk/src/VBox/Runtime/generic/RTMpGetCurFrequency-generic.cpp

@@ -1 +1 @@
 /* $Id$ */
 /** @file
- * IPRT - Multiprocessor, Generic RTMpGetOnlineCount.
+ * IPRT - Multiprocessor, Generic RTMpGetCurFrequency.
  */
 
@@ -37 +37 @@
 
 
-RTDECL(RTCPUID) RTMpGetOnlineCount(void)
+RTDECL(RTCPUID) RTMpGetCurFrequency(void)
 {
-    RTCPUSET Set;
-    RTMpGetOnlineSet(&Set);
-    return RTCpuSetCount(&Set);
+    /** @note this is a generic stub which returns "unknown". */
+    return 0;
 }
 

trunk/src/VBox/Runtime/generic/RTMpGetMaxFrequency-generic.cpp

@@ -1 +1 @@
 /* $Id$ */
 /** @file
- * IPRT - Multiprocessor, Generic RTMpGetOnlineCount.
+ * IPRT - Multiprocessor, Generic RTMpGetMaxFrequency.
  */
 
@@ -37 +37 @@
 
 
-RTDECL(RTCPUID) RTMpGetOnlineCount(void)
+RTDECL(RTCPUID) RTMpGetMaxFrequency(void)
 {
-    RTCPUSET Set;
-    RTMpGetOnlineSet(&Set);
-    return RTCpuSetCount(&Set);
+    /** @note this is a generic stub which returns "unknown". */
+    return 0;
 }