Changeset 12945 in vbox for trunk

Timestamp:

Oct 2, 2008 3:43:25 PM (16 years ago)

Author:

vboxsync

Message:

vbi v3

Location:

trunk/src/VBox/Runtime/r0drv/solaris/vbi

Files:

• 32/vbi (modified) ( previous)
• 64/vbi (modified) ( previous)
• i86pc/os/vbi.c (modified) (3 diffs)
• i86pc/sys/vbi.h (modified) (2 diffs)

trunk/src/VBox/Runtime/r0drv/solaris/vbi/i86pc/os/vbi.c

@@ -79 +79 @@
 
 static struct modlmisc vbi_modlmisc = {
-        &mod_miscops, "Vbox Interfaces Ver 2"
+        &mod_miscops, "Vbox Interfaces Ver 3"
 };
 
@@ -822 +822 @@
 }
 
-/*
- * This is revision 2 of the interface. As more functions are added,
- * they should go after this point in the file and the revision level
- * increased.
- */
-uint_t vbi_revision_level = 2;
+
+/*
+ * This is revision 2 of the interface.
+ */
 
 struct vbi_cpu_watch {
@@ -1040 +1038 @@
         kmem_free(t, sizeof (*t));
 }
+
+/*
+ * This is revision 3 of the interface. As more functions are added,
+ * they should go after this point in the file and the revision level
+ * increased.
+ */
+uint_t vbi_revision_level = 3;
+
+int
+vbi_is_preempt_enabled(void)
+{
+        return (curthread->t_preempt == 0);
+}

trunk/src/VBox/Runtime/r0drv/solaris/vbi/i86pc/sys/vbi.h

@@ -27 +27 @@
 #ifndef _SYS_VBI_H
 #define _SYS_VBI_H
-
-#pragma ident   "%Z%%M% %I%     %E% SMI"
 
 #ifdef  __cplusplus
@@ -292 +290 @@
 /* end of interfaces defined for version 2 */
 
+/* begin interfaces defined for version 3 */
+
+/*
+ * returns non-zero if the thread might be preempted at any time
+ */
+extern int vbi_is_preempt_enabled(void);
+
+/* end of interfaces defined for version 3 */
+
 #ifdef  __cplusplus
 }