69 lines
2.9 KiB
C
69 lines
2.9 KiB
C
/**
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******************************************************************************
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* @file blsp_eflash_loader_uart.h
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* @version V1.2
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* @date
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* @brief This file is the peripheral case header file
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2018 Bouffalo Lab</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of Bouffalo Lab nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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#ifndef __BFLB_EFLASH_LOADER_UART_H__
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#define __BFLB_EFLASH_LOADER_UART_H__
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#include "stdint.h"
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int32_t bflb_eflash_loader_uart_init();
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int32_t bflb_eflash_loader_uart_handshake_poll();
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uint32_t *bflb_eflash_loader_uart_recv(uint32_t *recv_len, uint32_t maxlen, uint32_t timeout);
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int32_t bflb_eflash_loader_uart_send(uint32_t *data, uint32_t len);
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int32_t bflb_eflash_loader_usart_wait_tx_idle(uint32_t timeout);
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int32_t bflb_eflash_loader_uart_change_rate(uint32_t oldval, uint32_t newval);
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int32_t bflb_eflash_loader_uart_deinit(void);
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void bflb_eflash_loader_main();
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typedef enum {
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BFLB_EFLASH_LOADER_HANDSHAKE_SUSS = 0,
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BFLB_EFLASH_LOADER_HANDSHAKE_FAIL,
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} eflash_handshake_ret;
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#define AUTO_BAUDRATE_CHECK_TIME_MAX_MS 2
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#define BFLB_EFLASH_LOADER_IF_TX_IDLE_TIMEOUT 4 /*ms*/
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#define BFLB_EFLASH_LOADER_IF_UART_RX_TIMEOUT 8000 /*ms*/
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#define BFLB_EFLASH_LOADER_HAND_SHAKE_BYTE 0x55
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#define BFLB_EFLASH_LAODER_HAND_SHAKE_SUSS_COUNT 5
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#endif
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