127 lines
3.5 KiB
C
127 lines
3.5 KiB
C
/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#ifndef __USB_CDC_H__
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#define __USB_CDC_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "plat_types.h"
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enum USB_SERIAL_API_MODE {
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USB_SERIAL_API_NONBLOCKING,
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USB_SERIAL_API_BLOCKING,
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};
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enum USB_SERIAL_STATE_EVENT_T {
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USB_SERIAL_STATE_RESET, // RESET event should be processed as quickly as possible
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USB_SERIAL_STATE_DISCONNECT,
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USB_SERIAL_STATE_SLEEP,
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USB_SERIAL_STATE_WAKEUP,
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USB_SERIAL_STATE_CONFIG,
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USB_SERIAL_STATE_STALL_RECV,
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USB_SERIAL_STATE_STALL_SEND,
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USB_SERIAL_STATE_STALL_INTR,
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USB_SERIAL_STATE_UNSTALL_RECV,
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USB_SERIAL_STATE_UNSTALL_SEND,
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USB_SERIAL_STATE_UNSTALL_INTR,
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};
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enum USB_SERIAL_RET_VALUE {
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USB_ERR_OK = 0,
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USB_ERR_RXTX_DATA = -1,
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USB_ERR_NOT_DONE = -2,
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USB_ERR_NOT_IDLE = -3,
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USB_ERR_NOT_LOCK = -9,
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USB_ERR_NOT_CONNECT = -10,
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USB_ERR_INV_PARAM = -11,
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USB_ERR_UNALIGNED = -12,
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USB_ERR_RX_SIZE = -13,
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USB_ERR_RXTX_CANCEL = -14,
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};
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enum USB_SERIAL_STOP_BITS_T {
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USB_SERIAL_STOP_BITS_1 = 0,
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USB_SERIAL_STOP_BITS_1P5 = 1,
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USB_SERIAL_STOP_BITS_2 = 2,
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};
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enum USB_SERIAL_PARITY_T {
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USB_SERIAL_PARITY_NONE = 0,
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USB_SERIAL_PARITY_ODD = 1,
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USB_SERIAL_PARITY_EVEN = 2,
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USB_SERIAL_PARITY_MARK = 3,
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USB_SERIAL_PARITY_SPACE = 4,
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};
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struct USB_SERIAL_LINE_CODING_T {
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uint32_t rate;
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uint8_t stop_bits;
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uint8_t parity;
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uint8_t data_bits;
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};
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typedef void (*USB_SERIAL_STATE_CALLBACK)(enum USB_SERIAL_STATE_EVENT_T event);
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typedef void (*USB_SERIAL_BREAK_CALLBACK)(uint16_t ms);
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typedef int (*USB_SERIAL_GET_LINE_CODING_CALLBACK)(struct USB_SERIAL_LINE_CODING_T *coding);
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typedef int (*USB_SERIAL_SET_LINE_CODING_CALLBACK)(const struct USB_SERIAL_LINE_CODING_T *coding);
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typedef void (*USB_SERIAL_XFER_CALLBACK)(const uint8_t *data, uint32_t size, int error);
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struct USB_SERIAL_CFG_T {
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USB_SERIAL_STATE_CALLBACK state_callback;
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USB_SERIAL_BREAK_CALLBACK break_callback;
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USB_SERIAL_GET_LINE_CODING_CALLBACK get_line_coding_callback;
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USB_SERIAL_SET_LINE_CODING_CALLBACK set_line_coding_callback;
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enum USB_SERIAL_API_MODE mode;
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};
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int usb_serial_open(const struct USB_SERIAL_CFG_T *cfg);
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int usb_serial_reopen(USB_SERIAL_BREAK_CALLBACK break_handler);
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void usb_serial_close(void);
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int usb_serial_ready(void);
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int usb_serial_connected(void);
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void usb_serial_init_xfer(void);
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void usb_serial_cancel_recv(void);
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int usb_serial_flush_recv_buffer(void);
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int usb_serial_recv(uint8_t *buf, uint32_t size);
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int usb_serial_direct_recv(uint8_t *dma_buf, uint32_t size, uint32_t expect, uint32_t *recv,
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USB_SERIAL_XFER_CALLBACK callback);
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void usb_serial_cancel_send(void);
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int usb_serial_send(const uint8_t *buf, uint32_t size);
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int usb_serial_direct_send(const uint8_t *dma_buf, uint32_t size, USB_SERIAL_XFER_CALLBACK callback);
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int usb_serial_send_break(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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