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components/app_trace/private_include/esp_app_trace_membufs_proto.h
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/*
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ESP_APP_TRACE_MEMBUFS_PROTO_H_
#define ESP_APP_TRACE_MEMBUFS_PROTO_H_
#include "esp_app_trace_util.h"
#ifdef __cplusplus
extern "C" {
#endif
/** TRAX HW transport state */
typedef struct {
uint32_t in_block; // input block ID
// TODO: change to uint16_t
uint32_t markers[2]; // block filling level markers
} esp_apptrace_membufs_state_t;
/** memory block parameters,
* should be packed, because it is read from the host */
typedef struct {
uint8_t *start; // start address
uint32_t sz; // size
} esp_apptrace_mem_block_t;
typedef struct {
esp_err_t (*swap_start)(uint32_t curr_block_id);
esp_err_t (*swap)(uint32_t new_block_id);
esp_err_t (*swap_end)(uint32_t new_block_id, uint32_t prev_block_len);
bool (*host_data_pending)(void);
} esp_apptrace_membufs_proto_hw_t;
typedef struct {
esp_apptrace_membufs_proto_hw_t * hw;
volatile esp_apptrace_membufs_state_t state; // state
esp_apptrace_mem_block_t blocks[2]; // memory blocks
#if CONFIG_APPTRACE_PENDING_DATA_SIZE_MAX > 0
// ring buffer control struct for pending user blocks
esp_apptrace_rb_t rb_pend;
// storage for pending user blocks
uint8_t pending_data[CONFIG_APPTRACE_PENDING_DATA_SIZE_MAX + 1];
#endif
// ring buffer control struct for data from host (down buffer)
esp_apptrace_rb_t rb_down;
} esp_apptrace_membufs_proto_data_t;
esp_err_t esp_apptrace_membufs_init(esp_apptrace_membufs_proto_data_t *proto, const esp_apptrace_mem_block_t blocks_cfg[2]);
void esp_apptrace_membufs_down_buffer_config(esp_apptrace_membufs_proto_data_t *data, uint8_t *buf, uint32_t size);
uint8_t *esp_apptrace_membufs_down_buffer_get(esp_apptrace_membufs_proto_data_t *proto, uint32_t *size, esp_apptrace_tmo_t *tmo);
esp_err_t esp_apptrace_membufs_down_buffer_put(esp_apptrace_membufs_proto_data_t *proto, uint8_t *ptr, esp_apptrace_tmo_t *tmo);
uint8_t *esp_apptrace_membufs_up_buffer_get(esp_apptrace_membufs_proto_data_t *proto, uint32_t size, esp_apptrace_tmo_t *tmo);
esp_err_t esp_apptrace_membufs_up_buffer_put(esp_apptrace_membufs_proto_data_t *proto, uint8_t *ptr, esp_apptrace_tmo_t *tmo);
esp_err_t esp_apptrace_membufs_flush_nolock(esp_apptrace_membufs_proto_data_t *proto, uint32_t min_sz, esp_apptrace_tmo_t *tmo);
#ifdef __cplusplus
}
#endif
#endif
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