Changeset e85920d in mainline for uspace/srv/devman/devman.h

Timestamp:

2010-02-18T15:23:15Z (14 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

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

Children:

0c3666d

Parents:

08d9c4e6

Message:

parts of device manager

File:

• uspace/srv/devman/devman.h (modified) (5 diffs)

uspace/srv/devman/devman.h

@@ -40 +40 @@
 #include <adt/list.h>
 #include <ipc/ipc.h>
+#include <fibril_synch.h>
 
 #include "util.h"
@@ -74 +75 @@
 } match_id_list_t;
 
+typedef enum {
+        /** driver has not been started */
+        DRIVER_NOT_STARTED = 0,
+        /** driver has been started, but has not registered as running and ready to receive requests */
+        DRIVER_STARTING,
+        /** driver is running and prepared to serve incomming requests */
+        DRIVER_RUNNING
+} driver_state_t;
+
 /** Representation of device driver.
  */
@@ -79 +89 @@
         /** Pointers to previous and next drivers in a linked list */
         link_t drivers;
-        /** Specifies whether the driver has been started.*/
-        bool running;
+        /** Specifies whether the driver has been started and wheter is running and prepared to receive requests.*/
+        int state;
         /** Phone asociated with this driver */
         ipcarg_t phone;
@@ -91 +101 @@
         /** Pointer to the linked list of devices controlled by this driver */
         link_t devices;
+        /** Fibril mutex for this driver - driver state, list of devices, phone.*/
+        fibril_mutex_t driver_mutex;
 } driver_t;
+
+/** The list of drivers. */
+typedef struct driver_list {
+        /** List of drivers */
+        link_t drivers;
+        /** Fibril mutex for list of drivers. */
+        fibril_mutex_t drivers_mutex;   
+} driver_list_t;
 
 /** Representation of a node in the device tree.*/
@@ -101 +121 @@
         /** List of child device nodes. */
         link_t children;
+        /** Fibril mutex for the list of child device nodes of this node. */
+        fibril_mutex_t children_mutex;
         /** List of device ids for device-to-driver matching.*/
         match_id_list_t match_ids;