Changeset df747b9c in mainline for uspace/srv/drivers/rootia32/rootia32.c

Timestamp:

2010-04-23T11:30:25Z (15 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

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

Children:

5af21c5

Parents:

a78fa2a

Message:

added device states (usable, invalid, not present, not initialized); add_device driver callback method returns integer (errno) instead of bool

File:

• uspace/srv/drivers/rootia32/rootia32.c (modified) (4 diffs)

uspace/srv/drivers/rootia32/rootia32.c

@@ -59 +59 @@
 } rootia32_child_dev_data_t;
 
-static bool rootia32_add_device(device_t *dev);
+static int rootia32_add_device(device_t *dev);
 static bool rootia32_init();
 
@@ -144 +144 @@
         
         // register child  device
-        if (!child_device_register(child, parent)) {
+        if (EOK != child_device_register(child, parent)) {
                 goto failure;
         }
@@ -171 +171 @@
 
 /** Get the root device.
+ * 
  * @param dev the device which is root of the whole device tree (both of HW and pseudo devices).
- */
-static bool rootia32_add_device(device_t *dev) 
+ * @return 0 on success, negative error number otherwise.
+ */
+static int rootia32_add_device(device_t *dev) 
 {
         printf(NAME ": rootia32_add_device, device handle = %d\n", dev->handle);
@@ -182 +184 @@
         }
         
-        return true;
+        return EOK;
 }