Changeset 72190 in vbox for trunk/src/VBox/VMM/include

Timestamp:

May 10, 2018 3:19:33 PM (7 years ago)

Author:

vboxsync

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

122624

Message:

VMM/GIM/HyperV: Implement extended hypercalls HvExtCallQueryCapabilities and HvExtCallGetBootZeroedMemory.

File:

• trunk/src/VBox/VMM/include/GIMHvInternal.h (modified) (4 diffs)

trunk/src/VBox/VMM/include/GIMHvInternal.h

@@ -586 +586 @@
 /** Reset debug session. */
 #define GIM_HV_HYPERCALL_OP_RESET_DEBUG_SESSION   0x6B
+/** @} */
+
+/** @name Hyper-V extended hypercall op codes.
+ * @{
+ */
+/** Query extended hypercall capabilities. */
+#define GIM_HV_EXT_HYPERCALL_OP_QUERY_CAP                0x8001
+/** Query guest physical address range that has zero'd filled memory. */
+#define GIM_HV_EXT_HYPERCALL_OP_GET_BOOT_ZEROED_MEM      0x8002
+/** @} */
+
+
+/** @name Hyper-V Extended hypercall - HvExtCallQueryCapabilities.
+ * @{
+ */
+/** Boot time zeroed pages. */
+#define GIM_HV_EXT_HYPERCALL_CAP_ZERO_MEM                       RT_BIT_64(0)
+/** Whether boot time zeroed pages capability is enabled. */
+#define GIM_HV_EXT_HYPERCALL_CAP_IS_ZERO_MEM_ENABLED(a)         RT_BOOL((a) & GIM_HV_EXT_HYPERCALL_CAP_ZERO_MEM)
 /** @} */
 
@@ -1036 +1055 @@
 typedef GIMHVDEBUGRETRIEVEOUT *PGIMHVDEBUGRETRIEVEOUT;
 AssertCompileSize(GIMHVDEBUGRETRIEVEOUT, 8);
+
+/**
+ * HvExtCallQueryCapabilities hypercall output.
+ */
+typedef struct GIMHVEXTQUERYCAP
+{
+    uint64_t fCapabilities;
+} GIMHVEXTQUERYCAP;
+/** Pointer to a HvExtCallQueryCapabilities output struct. */
+typedef GIMHVEXTQUERYCAP *PGIMHVEXTQUERYCAP;
+AssertCompileSize(GIMHVEXTQUERYCAP, 8);
+
+/**
+ * HvExtCallGetBootZeroedMemory hypercall output.
+ */
+typedef struct GIMHVEXTGETBOOTZEROMEM
+{
+    RTGCPHYS GCPhysStart;
+    uint64_t cPages;
+} GIMHVEXTGETBOOTZEROMEM;
+/** Pointer to a HvExtCallGetBootZeroedMemory output struct. */
+typedef GIMHVEXTGETBOOTZEROMEM *PGIMHVEXTGETBOOTZEROMEM;
+AssertCompileSize(GIMHVEXTGETBOOTZEROMEM, 16);
 /** @} */
 
@@ -1041 +1083 @@
 /** Hyper-V page size.  */
 #define GIM_HV_PAGE_SIZE                          4096
+/** Hyper-V page shift. */
+#define GIM_HV_PAGE_SHIFT                         12
 
 /** Microsoft Hyper-V vendor signature. */
@@ -1313 +1357 @@
 VMMR3_INT_DECL(int)             gimR3HvDebugRead(PVM pVM, void *pvBuf, uint32_t cbBuf, uint32_t cbRead, uint32_t *pcbRead,
                                                  uint32_t cMsTimeout, bool fUdpPkt);
+VMMR3_INT_DECL(int)             gimR3HvHypercallExtQueryCap(PVM pVM, int *prcHv);
+VMMR3_INT_DECL(int)             gimR3HvHypercallExtGetBootZeroedMem(PVM pVM, int *prcHv);
+
 #endif /* IN_RING3 */