nexus: Initial checkin of Nexus - android native network management daemon.
Initial skelaton
Signed-off-by: San Mehat <san@google.com>
diff --git a/nexus/TiwlanWifiController.cpp b/nexus/TiwlanWifiController.cpp
new file mode 100644
index 0000000..ec83825
--- /dev/null
+++ b/nexus/TiwlanWifiController.cpp
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <stdlib.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+
+#include <cutils/properties.h>
+#define LOG_TAG "TiwlanWifiController"
+#include <cutils/log.h>
+
+#include "TiwlanWifiController.h"
+
+#define DRIVER_PROP_NAME "wlan.driver.status"
+
+extern "C" int sched_yield(void);
+
+TiwlanWifiController::TiwlanWifiController(char *modpath, char *modname, char *modargs) :
+ WifiController(modpath, modname, modargs) {
+}
+
+int TiwlanWifiController::powerUp() {
+ return 0; // Powerup is currently done when the driver is loaded
+}
+
+int TiwlanWifiController::powerDown() {
+ return 0; // Powerdown is currently done when the driver is unloaded
+}
+
+bool TiwlanWifiController::isPoweredUp() {
+ return isKernelModuleLoaded(getModuleName());
+}
+
+int TiwlanWifiController::loadFirmware() {
+ char driver_status[PROPERTY_VALUE_MAX];
+ int count = 100;
+
+ LOGD("loadFirmware()");
+ property_set("ctl.start", "wlan_loader");
+ sched_yield();
+
+ // Wait for driver to be ready
+ while (count-- > 0) {
+ if (property_get(DRIVER_PROP_NAME, driver_status, NULL)) {
+ if (strcmp(driver_status, "ok") == 0)
+ return 0;
+ else if (strcmp(DRIVER_PROP_NAME, "failed") == 0)
+ return -1;
+ }
+ usleep(200000);
+ }
+ property_set(DRIVER_PROP_NAME, "timeout");
+ return -1;
+}