116 lines
4.3 KiB
C
116 lines
4.3 KiB
C
/****************************************************************************
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* drivers/segger/config/SEGGER_RTT_Conf.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __DRIVERS_SEGGER_CONFIG_SEGGER_RTT_CONF_H
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#define __DRIVERS_SEGGER_CONFIG_SEGGER_RTT_CONF_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#ifndef __ASSEMBLY__
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# include <nuttx/spinlock.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Take in and set to correct values for Cortex systems with CPU cache */
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/* Largest cache line size (in bytes) in the current system */
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#define SEGGER_RTT_CPU_CACHE_LINE_SIZE CONFIG_SEGGER_RTT_CPU_CACHE_LINE_SIZE
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/* Address alias where RTT CB and buffers can be accessed uncached */
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#define SEGGER_RTT_UNCACHED_OFF CONFIG_SEGGER_RTT_UNCACHED_OFF
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/* Number of up-buffers (T->H) available on this target */
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#define SEGGER_RTT_MAX_NUM_UP_BUFFERS CONFIG_SEGGER_RTT_MAX_NUM_UP_BUFFERS
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/* Number of down-buffers (H->T) available on this target */
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#define SEGGER_RTT_MAX_NUM_DOWN_BUFFERS CONFIG_SEGGER_RTT_MAX_NUM_DOWN_BUFFERS
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/* Size of the buffer for terminal output of target, up to host */
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#define BUFFER_SIZE_UP CONFIG_SEGGER_RTT_BUFFER_SIZE_UP
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/* Size of the buffer for terminal input to target from host */
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#define BUFFER_SIZE_DOWN CONFIG_SEGGER_RTT_BUFFER_SIZE_DOWN
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/* Mode for pre-initialized terminal channel */
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#if defined(CONFIG_SEGGER_RTT_MODE_NO_BLOCK_TRIM)
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# define SEGGER_RTT_MODE_DEFAULT SEGGER_RTT_MODE_NO_BLOCK_TRIM
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#elif defined(SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL)
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# define SEGGER_RTT_MODE_DEFAULT SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL
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#else
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# define SEGGER_RTT_MODE_DEFAULT SEGGER_RTT_MODE_NO_BLOCK_SKIP
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#endif
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/* 0: Use memcpy/SEGGER_RTT_MEMCPY, 1: Use a simple byte-loop */
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#define SEGGER_RTT_MEMCPY_USE_BYTELOOP 0
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/* RTT lock configuration */
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/* Lock RTT (nestable) (i.e. disable interrupts) */
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#define SEGGER_RTT_LOCK() irqstate_t __flags = spin_lock_irqsave(NULL)
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/* Unlock RTT (nestable) (i.e. enable previous interrupt lock state) */
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#define SEGGER_RTT_UNLOCK() spin_unlock_irqrestore(NULL, __flags)
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/* Disable RTT SEGGER_RTT_WriteSkipNoLock */
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#define RTT_USE_ASM 0
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#define SEGGER_RTT_FLAG_UP(ch) (((FAR SEGGER_RTT_BUFFER_UP *)((FAR char *) \
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&_SEGGER_RTT.aUp[ch] + SEGGER_RTT_UNCACHED_OFF))->Flags)
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#define SEGGER_RTT_RDOFF_UP(ch) (((FAR SEGGER_RTT_BUFFER_UP *)((FAR char *) \
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&_SEGGER_RTT.aUp[ch] + SEGGER_RTT_UNCACHED_OFF))->RdOff)
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#define SEGGER_RTT_IS_CONNECTED(ch) (SEGGER_RTT_RDOFF_UP(ch) != 0)
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#define SEGGER_RTT_IS_FIFO_MODE(ch) (SEGGER_RTT_FLAG_UP(ch) == SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL)
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/* Determine whether JLink is connected, and use FIFO mode
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* after connection to ensure that data is not lost.
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*/
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#define SEGGER_RTT_BLOCK_IF_FIFO_FULL(ch) \
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do \
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{ \
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if (!SEGGER_RTT_IS_FIFO_MODE(ch) && SEGGER_RTT_IS_CONNECTED(ch)) \
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{ \
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SEGGER_RTT_SetFlagsUpBuffer(ch, SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL); \
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SEGGER_RTT_SetFlagsDownBuffer(ch, SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL); \
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} \
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} \
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while (0)
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#endif /* __DRIVERS_SEGGER_CONFIG_SEGGER_RTT_CONF_H */
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