Changeset aa9a53d in mainline for uspace/lib/usbvirt/src/ipc.c

Timestamp:

2011-04-28T12:47:28Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

e31b5c1

Parents:

6fd7062

Message:

Virtual USB: data out implemented

Stupid implementation, make everything interrupt type.

Will improve later.

File:

• uspace/lib/usbvirt/src/ipc.c (modified) (3 diffs)

uspace/lib/usbvirt/src/ipc.c

@@ -160 +160 @@
         usb_transfer_type_t transfer_type = IPC_GET_ARG2(*icall);
 
-        usb_log_debug("ipc_interrupt_in(.%d, %s)\n",
-            endpoint, usb_str_transfer_type_short(transfer_type));
-
         int rc;
 
@@ -198 +195 @@
     ipc_callid_t iid, ipc_call_t *icall)
 {
-        printf("ipc_interrupt_out()\n");
-        async_answer_0(iid, ENOTSUP);
+        usb_endpoint_t endpoint = IPC_GET_ARG1(*icall);
+        usb_transfer_type_t transfer_type = IPC_GET_ARG2(*icall);
+
+        void *data_buffer = NULL;
+        size_t data_buffer_size = 0;
+
+        int rc = async_data_write_accept(&data_buffer, false,
+            1, 1024, 0, &data_buffer_size);
+        if (rc != EOK) {
+                async_answer_0(iid, rc);
+                return;
+        }
+
+        rc = usbvirt_data_out(dev, transfer_type, endpoint,
+            data_buffer, data_buffer_size);
+
+        async_answer_0(iid, rc);
+
+        free(data_buffer);
 }
 
@@ -417 +431 @@
     usb_transfer_type_t tr_type, void *data, size_t data_size)
 {
-        return ENOTSUP;
+        aid_t opening_request = async_send_2(phone,
+            IPC_M_USBVIRT_INTERRUPT_OUT, ep, tr_type, NULL);
+        if (opening_request == 0) {
+                return ENOMEM;
+        }
+
+        int rc = async_data_write_start(phone,
+            data, data_size);
+        if (rc != EOK) {
+                async_wait_for(opening_request, NULL);
+                return rc;
+        }
+
+        sysarg_t opening_request_rc;
+        async_wait_for(opening_request, &opening_request_rc);
+
+        return (int) opening_request_rc;
 }