Changeset 631ca4d in mainline for generic/src/ipc/ipc.c

Timestamp:

2006-03-13T20:51:35Z (19 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

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

Children:

5c089c3a

Parents:

25d7709

Message:

New synchronous ipc.
Widened syscall to support up to 5 parameters.

File:

• generic/src/ipc/ipc.c (modified) (2 diffs)

generic/src/ipc/ipc.c

@@ -106 +106 @@
 }
 
-
-/** Send a request using phone to answerbox
+/** Helper function to facilitate synchronous calls */
+void ipc_call_sync(phone_t *phone, call_t *request)
+{
+        answerbox_t sync_box; 
+
+        ipc_answerbox_init(&sync_box);
+
+        /* We will receive data on special box */
+        request->callerbox = &sync_box;
+
+        ipc_call(phone, request);
+        ipc_wait_for_call(&sync_box, 0);
+}
+
+/** Send a asynchronous request using phone to answerbox
  *
  * @param phone Phone connected to answerbox
@@ -200 +213 @@
                 printf("Received phone call - %P %P\n",
                        call->data[0], call->data[1]);
+                call->data[0] = 0xbabaaaee;;
+                call->data[1] = 0xaaaaeeee;
                 ipc_answer(&TASK->answerbox, call);
                 printf("Call answered.\n");