nuttx/drivers/segger/syslog_rtt.c
yinshengkai bc181f3f9c drivers/rtt: add rtt syslog channel configuration
Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
2023-08-11 18:13:52 +08:00

46 lines
1.8 KiB
C

/****************************************************************************
* drivers/segger/syslog_rtt.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 <nuttx/segger/rtt.h>
#include <SEGGER_RTT.h>
/****************************************************************************
* Public Functions
****************************************************************************/
int syslog_rtt_putc(FAR struct syslog_channel_s *channel, int ch)
{
SEGGER_RTT_BLOCK_IF_FIFO_FULL(CONFIG_SYSLOG_RTT_CHANNEL);
SEGGER_RTT_PutChar(CONFIG_SYSLOG_RTT_CHANNEL, ch);
return ch;
}
ssize_t syslog_rtt_write(FAR struct syslog_channel_s *channel,
FAR const char *buffer, size_t buflen)
{
SEGGER_RTT_BLOCK_IF_FIFO_FULL(CONFIG_SYSLOG_RTT_CHANNEL);
return SEGGER_RTT_Write(CONFIG_SYSLOG_RTT_CHANNEL, buffer, buflen);
}