Changeset c1a0488 in mainline for uspace/srv/devman/devman.h

Timestamp:

2011-09-02T15:58:02Z (13 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

e2b9b341

Parents:

aff587f

Message:

Track basic device and function states.

File:

• uspace/srv/devman/devman.h (modified) (2 diffs)

uspace/srv/devman/devman.h

@@ -118 +118 @@
 } driver_list_t;
 
-/** The state of the device. */
+/** Device state */
 typedef enum {
         DEVICE_NOT_INITIALIZED = 0,
         DEVICE_USABLE,
         DEVICE_NOT_PRESENT,
-        DEVICE_INVALID
+        DEVICE_INVALID,
+        /** Device node has been removed from the tree */
+        DEVICE_REMOVED
 } device_state_t;
 
@@ -157 +159 @@
 };
 
+/** Function state */
+typedef enum {
+        FUN_INIT = 0,
+        FUN_OFF_LINE,
+        FUN_ON_LINE,
+        /** Function node has been removed from the tree */
+        FUN_REMOVED
+} fun_state_t;
+
 /** Function node in the device tree. */
 struct fun_node {
         /** Reference count */
         atomic_t refcnt;
+        /** State */
+        fun_state_t state;
         
         /** The global unique identifier of the function */