Changeset 48151 in vbox for trunk

Timestamp:

Aug 29, 2013 12:45:46 PM (12 years ago)

Author:

vboxsync

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

88533

Message:

Netware 6 is reading MSR_P4_LASTBRANCH_0 (0x1db).

Location:

trunk

Files:

• include/iprt/x86.h (modified) (2 diffs)
• src/VBox/VMM/VMMAll/CPUMAllRegs.cpp (modified) (1 diff)

trunk/include/iprt/x86.h

@@ -999 +999 @@
 #define MSR_IA32_MCG_CTRL                   0x17B
 
-/** Trace/Profile Resource Control (R/W) */
-#define MSR_IA32_DEBUGCTL                   0x1D9
-
 /** Page Attribute Table. */
 #define MSR_IA32_CR_PAT                     0x277
@@ -1035 +1032 @@
 /** When set to 1, the Execute Disable Bit feature (XD Bit) is disabled (R/W). */
 #define MSR_IA32_MISC_ENABLE_XD_DISABLE        RT_BIT(34)
+
+/** Trace/Profile Resource Control (R/W) */
+#define MSR_IA32_DEBUGCTL                   UINT32_C(0x000001d9)
+/** The number (0..3 or 0..15) of the last branch record register on P4 and
+ * related Xeons. */
+#define MSR_P4_LASTBRANCH_TOS               UINT32_C(0x000001da)
+/** @name Last branch registers for P4 and Xeon, models 0 thru 2.
+ * @{ */
+#define MSR_P4_LASTBRANCH_0                 UINT32_C(0x000001db)
+#define MSR_P4_LASTBRANCH_1                 UINT32_C(0x000001dc)
+#define MSR_P4_LASTBRANCH_2                 UINT32_C(0x000001dd)
+#define MSR_P4_LASTBRANCH_3                 UINT32_C(0x000001de)
+/** @} */
+
 
 #define IA32_MTRR_PHYSBASE0                 0x200

trunk/src/VBox/VMM/VMMAll/CPUMAllRegs.cpp

@@ -1134 +1134 @@
         case MSR_P5_MC_ADDR:
         case MSR_P5_MC_TYPE:
+        case MSR_P4_LASTBRANCH_TOS: /** @todo Are these branch regs still here on more recent CPUs? The documentation doesn't mention them for several archs. */
+        case MSR_P4_LASTBRANCH_0:
+        case MSR_P4_LASTBRANCH_1:
+        case MSR_P4_LASTBRANCH_2:
+        case MSR_P4_LASTBRANCH_3:
         case MSR_IA32_PLATFORM_ID:          /* fam/mod >= 6_01 */
         /*case MSR_IA32_BIOS_UPDT_TRIG: - write-only? */