108 lines
3.5 KiB
C
108 lines
3.5 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2017 Giovanni Di Sirio
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Copyright (C) 2015..2017 Diego Ismirlian, (dismirlian (at) google's mail)
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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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,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#ifndef SEGGER_RTT_streams_H_
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#define SEGGER_RTT_streams_H_
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#include "hal.h"
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#include "SEGGER_RTT.h"
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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typedef enum {
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RTT_STATE_UNINIT = 0,
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RTT_STATE_STOP = 1,
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RTT_STATE_ACTIVE = 2,
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RTT_STATE_READY = 3
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} rtt_state_t;
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typedef enum {
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RTT_MODE_FLAGS_NO_BLOCK_SKIP = SEGGER_RTT_MODE_NO_BLOCK_SKIP,
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RTT_MODE_FLAGS_NO_BLOCK_TRIM = SEGGER_RTT_MODE_NO_BLOCK_TRIM,
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RTT_MODE_FLAGS_BLOCK_IF_FIFO_FULL = SEGGER_RTT_MODE_BLOCK_IF_FIFO_FULL,
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} rtt_mode_flags_t;
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#define _rtt_driver_methods \
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_base_sequential_stream_methods
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struct RTTDriverVMT {
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_rtt_driver_methods
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};
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typedef struct RTTDriver RTTDriver;
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typedef struct RTTConfig RTTConfig;
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typedef struct RTTBufferConfig RTTBufferConfig;
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struct RTTDriver {
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/* inherited from abstract asyncrhonous channel driver */
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const struct RTTDriverVMT *vmt;
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_base_sequential_stream_data
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rtt_state_t state;
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unsigned int up_buffer_index;
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unsigned int down_buffer_index;
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};
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struct RTTBufferConfig {
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void *buff;
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unsigned int size;
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rtt_mode_flags_t flags;
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};
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struct RTTConfig {
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const char *name;
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RTTBufferConfig up;
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RTTBufferConfig down;
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};
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/*===========================================================================*/
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/* Driver macros. */
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/*===========================================================================*/
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#define rttGetState(rttdp) ((rttdp)->state)
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#define rttGetUpBufferIndex(rttdp) ((rttdp)->up_buffer_index)
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#define rttGetDownBufferIndex(rttdp) ((rttdp)->down_buffer_index)
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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extern RTTDriver RTTD0;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* RTT device driver */
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void rttInit(void);
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void rttObjectInit(RTTDriver *rttdp, const RTTConfig *cfg);
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void rttStart(RTTDriver *rttdp);
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void rttSetUpFlags(RTTDriver *rttdp, rtt_mode_flags_t flags);
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void rttSetDownFlags(RTTDriver *rttdp, rtt_mode_flags_t flags);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SEGGER_RTT_streams_H_ */
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