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https://github.com/rtlduino/RTL8710AF_GCC.git
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51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
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#ifndef __UART_SOCKET_H_
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#define __UART_SOCKET_H_
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#include "osdep_api.h"
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#include "serial_api.h"
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#include "serial_ex_api.h"
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#define UART_SEND_BUFFER_LEN 512
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#define UART_RECV_BUFFER_LEN 1024
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#define UART_MAX_DELAY_TIME 20
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typedef struct _uart_set_str
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{
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char UartName[8]; // the name of uart
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int BaudRate; //The baud rate
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char number; //The number of data bits
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char parity; //The parity(default NONE)
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char StopBits; //The number of stop bits
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char FlowControl; //support flow control is 1
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}uart_set_str;
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typedef struct _uart_socket_t
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{
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serial_t sobj;
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int fd;
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/* Used for UART RX */
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u32 rx_start;
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//u32 rx_bytes;
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u32 prxread;
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u32 prxwrite;
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u32 rxoverlap;
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u32 last_update; //tick count when rx byte
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u8 recv_buf[UART_RECV_BUFFER_LEN];
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u32 tx_start;
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u32 tx_bytes;
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u8 send_buf[UART_SEND_BUFFER_LEN];
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_Sema tx_sema;
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_Sema dma_tx_sema;
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_Sema action_sema;
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}uart_socket_t;
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uart_socket_t* uart_open(uart_set_str *puartpara);
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int uart_close(uart_socket_t *u);
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int uart_read(uart_socket_t *u, void *read_buf, size_t size);
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int uart_write(uart_socket_t *u, void *pbuf, size_t size);
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#endif //__UART_SOCKET_H_
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