Changeset ba95e8f in mainline for uspace/lib/libdrv

Timestamp:

2010-05-06T10:31:02Z (15 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

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

Children:

ca97cad

Parents:

bb864a0

Message:

fixed some bugs; now it is possible to read from serial port using character interface, this might be tested with the test_serial application

File:

• uspace/lib/libdrv/generic/remote_char.c (modified) (4 diffs)

uspace/lib/libdrv/generic/remote_char.c

@@ -58 +58 @@
 {       
         char_iface_t *char_iface = (char_iface_t *)iface;
+        ipc_callid_t cid;
         
         size_t len;
-        if (!async_data_read_receive(&callid, &len)) {
+        if (!async_data_read_receive(&cid, &len)) {
                 // TODO handle protocol error
                 ipc_answer_0(callid, EINVAL);
@@ -67 +68 @@
         
         if (!char_iface->read) {
-                async_data_read_finalize(callid, NULL, 0);
+                async_data_read_finalize(cid, NULL, 0);
                 ipc_answer_0(callid, ENOTSUP);
                 return;
@@ -80 +81 @@
         
         if (ret < 0) { // some error occured
-                async_data_read_finalize(callid, buf, 0);
+                async_data_read_finalize(cid, buf, 0);
                 ipc_answer_0(callid, ret);
                 return;
         }
         
-        printf("remote_char_read - async_data_read_finalize\n");
-        async_data_read_finalize(callid, buf, ret);
-        printf("remote_char_read - ipc_answer_0(callid, EOK);\n");
-        ipc_answer_0(callid, EOK);      
+        async_data_read_finalize(cid, buf, ret);
+        ipc_answer_1(callid, EOK, ret); 
 }
 
@@ -117 +116 @@
                 ipc_answer_0(callid, ret);
         } else {
-                ipc_answer_0(callid, EOK);
+                ipc_answer_1(callid, EOK, ret);
         }
 }