Changeset 71129 in vbox for trunk/src/VBox/VMM/include

Timestamp:

Feb 26, 2018 3:58:50 PM (7 years ago)

Author:

vboxsync

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

121015

Message:

VMM/NEM/win: Reimplemented virtual process API, optimizing the cancel case and prepping for doing this from ring-0. bugref:9044

File:

• trunk/src/VBox/VMM/include/NEMInternal.h (modified) (3 diffs)

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

@@ -37 +37 @@
  * @{
  */
+
+
+#ifdef RT_OS_WINDOWS
+/*
+ * Windows: Code configuration.
+ */
+# define NEM_WIN_USE_HYPERCALLS_FOR_PAGES
+# define NEM_WIN_USE_HYPERCALLS_FOR_REGISTERS
+# define NEM_WIN_USE_OUR_OWN_RUN_API
+# if defined(NEM_WIN_USE_OUR_OWN_RUN_API) && !defined(NEM_WIN_USE_HYPERCALLS_FOR_REGISTERS)
+#  error "NEM_WIN_USE_OUR_OWN_RUN_API requires NEM_WIN_USE_HYPERCALLS_FOR_REGISTERS"
+# endif
+#endif
 
 /**
@@ -102 +115 @@
 #define NEM_MAGIC_DEAD          UINT32_C(0xdead1111)
 
+#if defined(RT_OS_WINDOWS) && defined(NEM_WIN_USE_OUR_OWN_RUN_API)
+/** @name NEM_WIN_MSG_STATE_XXX - Windows message handling state.
+ * @{ */
+/** The CPU has not been started. */
+# define NEM_WIN_MSG_STATE_STOPPED              UINT8_C(0x00)
+/** The CPU has been started, no messages are pending. */
+# define NEM_WIN_MSG_STATE_STARTED              UINT8_C(0x01)
+/** Message is pending and needs to be ACKed. */
+# define NEM_WIN_MSG_STATE_PENDING_MSG          UINT8_C(0x02)
+/** Both a message and execution stopping is pending.  We need to ACK the
+ * current message and get the stop message, then ACK the stop message before
+ *  the CPU can be started again.  */
+# define NEM_WIN_MSG_STATE_PENDING_STOP_AND_MSG UINT8_C(0x03)
+/** @} */
+#endif
 
 /**
@@ -111 +139 @@
     uint32_t                    u32Magic;
 #ifdef RT_OS_WINDOWS
+# ifdef NEM_WIN_USE_OUR_OWN_RUN_API
+    /** We've got a message pending (NEM_WIN_MSG_STATE_XXX). */
+    uint8_t                     bMsgState;
+    /** What VidMessageSlotMap returns and is used for passing exit info. */
+    RTR3PTR                     pvMsgSlotMapping;
+# endif
+    /** The windows thread handle. */
+    RTR3PTR                     hNativeThreadHandle;
     /** Parameters for making Hyper-V hypercalls. */
     union