Changeset 14411 in vbox for trunk/include/VBox

Timestamp:

Nov 20, 2008 1:26:47 PM (16 years ago)

Author:

vboxsync

Message:

RDTSCP support added. Enabled only for AMD-V guests.

Location:

trunk/include/VBox

Files:

• cpum.h (modified) (4 diffs)
• cpum.mac (modified) (1 diff)
• em.h (modified) (1 diff)
• vm.h (modified) (1 diff)

trunk/include/VBox/cpum.h

@@ -361 +361 @@
  */
 #define CPUMCTX2CORE(pCtx) ((PCPUMCTXCORE)(void *)&(pCtx)->edi)
-
 
 /**
@@ -543 +542 @@
 } CPUMCTX_VER1_6;
 #pragma pack()
+
+/* Guest MSR state. */
+typedef union CPUMCTXMSR
+{
+    struct
+    {
+        uint64_t        tscAux;         /* MSR_K8_TSC_AUX */
+    } msr;
+    uint64_t    au64[64];
+} CPUMCTXMSR;
+/** Pointer to the guest MSR state. */
+typedef CPUMCTXMSR *PCPUMCTXMSR;
+/** Pointer to the const guest MSR state. */
+typedef const CPUMCTXMSR *PCCPUMCTXMSR;
 
 
@@ -584 +597 @@
     /** The x2APIC  feature bit. (Std) */
     CPUMCPUIDFEATURE_X2APIC,
+    /** The RDTSCP feature bit. (Ext) */
+    CPUMCPUIDFEATURE_RDTSCP,
     /** 32bit hackishness. */
     CPUMCPUIDFEATURE_32BIT_HACK = 0x7fffffff
@@ -649 +664 @@
 VMMDECL(uint64_t)   CPUMGetGuestEFER(PVM pVM);
 VMMDECL(uint64_t)   CPUMGetGuestMsr(PVM pVM, unsigned idMsr);
+VMMDECL(void)       CPUMSetGuestMsr(PVM pVM, unsigned idMsr, uint64_t valMsr);
 /** @} */
 

trunk/include/VBox/cpum.mac

@@ -196 +196 @@
     ; padding
 ;;;    .padding            resd    6
+endstruc
+
+
+;;/* Guest MSR state. */
+struc CPUMCTXMSR
+    .au64               resq  64
 endstruc
 

trunk/include/VBox/em.h

@@ -126 +126 @@
 VMMDECL(int)        EMInterpretCpuId(PVM pVM, PCPUMCTXCORE pRegFrame);
 VMMDECL(int)        EMInterpretRdtsc(PVM pVM, PCPUMCTXCORE pRegFrame);
+VMMDECL(int)        EMInterpretRdtscp(PVM pVM, PCPUMCTX pCtx);
 VMMDECL(int)        EMInterpretInvlpg(PVM pVM, PCPUMCTXCORE pRegFrame, RTGCPTR pAddrGC);
 VMMDECL(int)        EMInterpretIret(PVM pVM, PCPUMCTXCORE pRegFrame);

trunk/include/VBox/vm.h

@@ -113 +113 @@
         struct CPUMCPU      s;
 #endif
-        char                padding[2048];      /* multiple of 64 */
+        char                padding[2560];      /* multiple of 64 */
     } cpum;
     /** VMM part. */