Changeset 7326 in vbox

Timestamp:

Mar 6, 2008 3:31:57 PM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

28743

Message:

RTCPUSET. Moved RTCPUID to types.h.

Location:

trunk/include/iprt

Files:

• cpuset.h (added)
• mp.h (modified) (2 diffs)
• types.h (modified) (2 diffs)

trunk/include/iprt/mp.h

@@ -40 +40 @@
 /** Maximum number of CPUs we support in one system.
  * @remarks The current limit in Windows (affinity mask)
- *
  */
 #define RT_MP_MAX_CPU                   64
 
-
-/** A CPU identifier.
- * @remarks This doesn't have to correspond to the APIC ID (intel/amd). Nor
- *          does it have to correspond to the bits in the affinity mask, at
- *          least not until we've sorted out Windows NT. */
-typedef RTHCUINTPTR RTCPUID;
-/** Pointer to a CPU identifier. */
-typedef RTCPUID *PRTCPUID;
-/** Pointer to a const CPU identifier. */
-typedef RTCPUID const *PCRTCPUID;
-/** Nil CPU Id. */
-#define NIL_RTCPUID ( (RTCPUID)~0 )
 
 /**
@@ -84 +71 @@
 RTDECL(bool) RTMpDoesCpuExist(RTCPUID idCpu);
 
-/** @todo we need some kind of RTCPUSET and converstion between RTCPUID and it. */
+/**
+ * Converts a CPU identifier to a CPU set index.
+ *
+ * @returns The CPU set index on success, -1 on failure.
+ * @param   idCpu       The identifier of the CPU.
+ */
+RTDECL(int) RTMpCpuIdToSetIndex(RTCPUID idCpu);
+
 
 

trunk/include/iprt/types.h

@@ -749 +749 @@
  * NIL GC Physical Address.
  * NIL_RTGCPHYS is used to signal an invalid physical address, similar
- * to the NULL pointer. Note that this value may actually be valid in 
+ * to the NULL pointer. Note that this value may actually be valid in
  * some contexts.
  */
@@ -978 +978 @@
 /** NIL simple heap handle. */
 #define NIL_RTENV                                   ((RTENV)0)
+
+/** A CPU identifier.
+ * @remarks This doesn't have to correspond to the APIC ID (intel/amd). Nor
+ *          does it have to correspond to the bits in the affinity mask, at
+ *          least not until we've sorted out Windows NT. */
+typedef RTHCUINTPTR                                 RTCPUID;
+/** Pointer to a CPU identifier. */
+typedef RTCPUID                                    *PRTCPUID;
+/** Pointer to a const CPU identifier. */
+typedef RTCPUID const                              *PCRTCPUID;
+/** Nil CPU Id. */
+#define NIL_RTCPUID                                 ((RTCPUID)~0)
+
+/** A CPU set.
+ * Treat this as an opaque type and always use RTCpuSet* for manupulating it. */
+typedef uint64_t                                    RTCPUSET;
+/** Pointer to a CPU set. */
+typedef RTCPUSET                                   *PRTCPUSET;
+/** Pointer to a const CPU set. */
+typedef RTCPUSET const                             *PCRTCPUSET;