Changeset 7471 in vbox for trunk/include

Timestamp:

Mar 17, 2008 10:50:10 AM (17 years ago)

Author:

vboxsync

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

28911

Message:

Rewrote VT-x & AMD-V mode changes. Requires the MP apis in our runtime to function properly. (only tested Windows)

File:

• trunk/include/VBox/hwaccm.h (modified) (7 diffs)

trunk/include/VBox/hwaccm.h

@@ -30 +30 @@
 #include <VBox/types.h>
 #include <VBox/pgm.h>
+#include <iprt/mp.h>
 
 
@@ -36 +37 @@
  */
 
+/**
+ * HWACCM state
+ */
+typedef enum HWACCMSTATE
+{
+    /* Not yet set */
+    HWACCMSTATE_UNINITIALIZED = 0,
+    /* Enabled */
+    HWACCMSTATE_ENABLED,
+    /* Disabled */
+    HWACCMSTATE_DISABLED,
+    /** The usual 32-bit hack. */
+    HWACCMSTATE_32BIT_HACK = 0x7fffffff
+} HWACCMSTATE;
 
 __BEGIN_DECLS
@@ -54 +69 @@
 
 /**
- * Does Ring-0 HWACCM initialization.
+ * Does global Ring-0 HWACCM initialization.
+ *
+ * @returns VBox status code.
+ */
+HWACCMR0DECL(int) HWACCMR0Init();
+
+/**
+ * Does global Ring-0 HWACCM termination.
+ *
+ * @returns VBox status code.
+ */
+HWACCMR0DECL(int) HWACCMR0Term();
+
+/**
+ * Does Ring-0 per VM HWACCM initialization.
  *
  * This is mainly to check that the Host CPU mode is compatible
@@ -62 +91 @@
  * @param   pVM         The VM to operate on.
  */
-HWACCMR0DECL(int) HWACCMR0Init(PVM pVM);
+HWACCMR0DECL(int) HWACCMR0InitVM(PVM pVM);
+
+/**
+ * Sets up HWACCM on all cpus.
+ *
+ * @returns VBox status code.
+ * @param   pVM                 The VM to operate on.
+ * @param   enmNewHwAccmState   New hwaccm state
+ *
+ */
+HWACCMR0DECL(int) HWACCMR0EnableAllCpus(PVM pVM, HWACCMSTATE enmNewHwAccmState);
 
 /** @} */
@@ -91 +130 @@
 
 /**
+ * Initialize VT-x or AMD-V
+ *
+ * @returns VBox status code.
+ * @param   pVM         The VM handle.
+ */
+HWACCMR3DECL(int) HWACCMR3InitFinalizeR0(PVM pVM);
+
+/**
  * Applies relocations to data and code managed by this
  * component. This function will be called at init and
@@ -165 +212 @@
 
 /**
- * Does Ring-0 VMX initialization.
- *
- * @returns VBox status code.
- * @param   pVM         The VM to operate on.
- */
-HWACCMR0DECL(int) HWACCMR0SetupVMX(PVM pVM);
+ * Sets up a VT-x or AMD-V session
+ *
+ * @returns VBox status code.
+ * @param   pVM         The VM to operate on.
+ */
+HWACCMR0DECL(int) HWACCMR0SetupVM(PVM pVM);
 
 
@@ -182 +229 @@
 
 /**
- * Enable VMX or SVN
- *
- * @returns VBox status code.
- * @param   pVM         The VM to operate on.
- */
-HWACCMR0DECL(int) HWACCMR0Enable(PVM pVM);
-
-
-/**
- * Disable VMX or SVN
- *
- * @returns VBox status code.
- * @param   pVM         The VM to operate on.
- */
-HWACCMR0DECL(int) HWACCMR0Disable(PVM pVM);
+ * Enters the VT-x or AMD-V session
+ *
+ * @returns VBox status code.
+ * @param   pVM         The VM to operate on.
+ */
+HWACCMR0DECL(int) HWACCMR0Enter(PVM pVM);
+
+
+/**
+ * Leaves the VT-x or AMD-V session
+ *
+ * @returns VBox status code.
+ * @param   pVM         The VM to operate on.
+ */
+HWACCMR0DECL(int) HWACCMR0Leave(PVM pVM);