note: add note stream drivers

Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>

drivers/note/Kconfig

@@ -92,10 +92,28 @@ config DRIVERS_NOTE_STRIP_FORMAT
 	---help---
 		Strip sched_note_printf format string.
 
+config DRIVERS_NOTELOWEROUT
+	bool "Note lower output"
+	default n
+	---help---
+		Note uses lower output.
+
+config DRIVERS_NOTEFILE
+	bool "Note file driver"
+	---help---
+		The Note driver output to file.
+
+config DRIVERS_NOTEFILE_PATH
+	string "Note file path"
+	depends on DRIVERS_NOTEFILE
+	default "/dev/ttyS1"
+	---help---
+		The Note driver output to file path.
+
 config DRIVERS_NOTELOG
 	bool "Note syslog driver"
 	---help---
-		The note driver output to syslog.
+		The Note driver output to syslog.
 
 config DRIVERS_NOTESNAP
 	bool "Last scheduling information"

drivers/note/Make.defs

@@ -25,6 +25,10 @@ ifeq ($(CONFIG_DRIVERS_NOTE),y)
   CSRCS += note_initialize.c
 endif
 
+ifneq ($(CONFIG_DRIVERS_NOTEFILE)$(CONFIG_DRIVERS_NOTELOWEROUT),)
+  CSRCS += notestream_driver.c
+endif
+
 ifeq ($(CONFIG_DRIVERS_NOTERAM),y)
   CSRCS += noteram_driver.c
 endif

drivers/note/note_driver.c

@@ -38,6 +38,7 @@
 #include <nuttx/note/note_driver.h>
 #include <nuttx/note/noteram_driver.h>
 #include <nuttx/note/notelog_driver.h>
+#include <nuttx/note/notestream_driver.h>
 #include <nuttx/spinlock.h>
 #include <nuttx/sched_note.h>
 #include <nuttx/instrument.h>
@@ -191,7 +192,10 @@ FAR static struct note_driver_s *
   (FAR struct note_driver_s *)&g_noteram_driver,
 #endif
 #ifdef CONFIG_DRIVERS_NOTELOG
-  &g_notelog_driver,
+  (FAR struct note_driver_s *)&g_notelog_driver,
+#endif
+#ifdef CONFIG_DRIVERS_NOTELOWEROUT
+  (FAR struct note_driver_s *)&g_notestream_lowerout,
 #endif
 #ifdef CONFIG_DRIVERS_NOTERPMSG
   (FAR struct note_driver_s *)&g_noterpmsg_driver,

drivers/note/note_initialize.c

@@ -28,6 +28,7 @@
 #include <nuttx/note/noteram_driver.h>
 #include <nuttx/note/notectl_driver.h>
 #include <nuttx/note/notesnap_driver.h>
+#include <nuttx/note/notestream_driver.h>
 #include <nuttx/segger/note_rtt.h>
 #include <nuttx/segger/sysview.h>
 
@@ -105,6 +106,15 @@ int note_initialize(void)
     }
 #endif
 
+#ifdef CONFIG_DRIVERS_NOTEFILE
+  ret = notefile_register(CONFIG_DRIVERS_NOTEFILE_PATH);
+  if (ret < 0)
+    {
+      serr("notefile_register failed %d\n", ret);
+      return ret;
+    }
+#endif
+
 #ifdef CONFIG_NOTE_RTT
   ret = notertt_register();
   if (ret < 0)

drivers/note/notestream_driver.c

@@ -0,0 +1,115 @@
+/****************************************************************************
+ * drivers/note/notestream_driver.c
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you 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.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <stdint.h>
+#include <fcntl.h>
+
+#include <nuttx/kmalloc.h>
+#include <nuttx/note/notestream_driver.h>
+
+/****************************************************************************
+ * Private Types
+ ****************************************************************************/
+
+#ifdef CONFIG_DRIVERS_NOTEFILE
+struct notestream_file_s
+{
+  struct notestream_driver_s driver;
+  struct lib_fileoutstream_s filestream;
+  struct file file;
+};
+#endif
+
+/****************************************************************************
+ * Private Function Prototypes
+ ****************************************************************************/
+
+static void notestream_add(FAR struct note_driver_s *drv,
+                           FAR const void *note, size_t len);
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+static const struct note_driver_ops_s g_notestream_ops =
+{
+  notestream_add
+};
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+#ifdef CONFIG_DRIVERS_NOTELOWEROUT
+struct notestream_driver_s g_notestream_lowerout =
+{
+  {
+    &g_notestream_ops
+  },
+  &g_lowoutstream
+};
+#endif
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+static void notestream_add(FAR struct note_driver_s *drv,
+                           FAR const void *note, size_t len)
+{
+  FAR struct notestream_driver_s *drivers =
+      (FAR struct notestream_driver_s *)drv;
+  lib_stream_puts(drivers->stream, note, len);
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+#ifdef CONFIG_DRIVERS_NOTEFILE
+int notefile_register(FAR const char *filename)
+{
+  FAR struct notestream_file_s *notefile;
+  int ret;
+
+  notefile = kmm_zalloc(sizeof(struct notestream_file_s));
+  if (notefile == NULL)
+    {
+      return -ENOMEM;
+    }
+
+  notefile->driver.stream = &notefile->filestream.common;
+  ret = file_open(&notefile->file, filename, O_WRONLY);
+  if (ret < 0)
+    {
+      kmm_free(notefile);
+      return ret;
+    }
+
+  notefile->driver.driver.ops = &g_notestream_ops;
+  lib_fileoutstream(&notefile->filestream, &notefile->file);
+  return note_driver_register(&notefile->driver.driver);
+}
+#endif
+

include/nuttx/note/notestream_driver.h

@@ -0,0 +1,77 @@
+/****************************************************************************
+ * include/nuttx/note/notestream_driver.h
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you 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 __INCLUDE_NUTTX_NOTE_NOTESTREAM_DRIVER_H
+#define __INCLUDE_NUTTX_NOTE_NOTESTREAM_DRIVER_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/note/note_driver.h>
+#include <nuttx/streams.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+struct notestream_driver_s
+{
+  struct note_driver_s driver;
+  struct lib_outstream_s *stream;
+};
+
+#if defined(__cplusplus)
+extern "C"
+{
+#endif
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+#ifdef CONFIG_DRIVERS_NOTELOWEROUT
+extern struct notestream_driver_s g_notestream_lowerout;
+#endif
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: note_driver_unregister
+ ****************************************************************************/
+#ifdef CONFIG_DRIVERS_NOTEFILE
+int notefile_register(FAR const char *filename);
+#endif
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* __INCLUDE_NUTTX_NOTE_NOTESTREAM_DRIVER_H */