1 files changed, 59 insertions, 0 deletions
diff --git a/daemon/uart_driver_sysfs.h b/daemon/uart_driver_sysfs.h
new file mode 100644
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+++ b/daemon/uart_driver_sysfs.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+
+#ifndef SYSTEM_PERIPHERALMANAGER_DAEMON_UART_DRIVER_SYSFS_H_
+#define SYSTEM_PERIPHERALMANAGER_DAEMON_UART_DRIVER_SYSFS_H_
+
+#include <stdint.h>
+
+#include <android-base/unique_fd.h>
+#include <base/macros.h>
+
+#include "char_device.h"
+#include "uart_driver.h"
+
+namespace android {
+
+class UartDriverSysfs : public UartDriverInterface {
+ public:
+  UartDriverSysfs(CharDeviceFactory* factory);
+  ~UartDriverSysfs();
+
+  static std::string Compat() { return "UARTSYSFS"; }
+
+  bool Init(const std::string& name) override;
+
+  int SetBaudrate(uint32_t baudrate) override;
+
+  int Write(const std::vector<uint8_t>& data, uint32_t* bytes_written) override;
+
+  int Read(std::vector<uint8_t>* data,
+           uint32_t size,
+           uint32_t* bytes_read) override;
+
+ private:
+  int fd_;
+  std::string path_;
+
+  CharDeviceFactory* char_device_factory_;
+  std::unique_ptr<CharDeviceInterface> char_interface_;
+
+  DISALLOW_COPY_AND_ASSIGN(UartDriverSysfs);
+};
+
+}  // namespace android
+
+#endif  // SYSTEM_PERIPHERALMANAGER_DAEMON_UART_DRIVER_SYSFS_H_