forked from xuos/xiuos
First commit XiUOS
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157
resources/include/dev_serial.h
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157
resources/include/dev_serial.h
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/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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/**
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* @file dev_serial.h
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* @brief define serial dev function using bus driver framework
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* @version 1.0
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* @author AIIT XUOS Lab
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* @date 2021-04-24
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*/
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#ifndef DEV_SERIAL_H
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#define DEV_SERIAL_H
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#include <bus.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define BAUD_RATE_2400 2400
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#define BAUD_RATE_4800 4800
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#define BAUD_RATE_9600 9600
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#define BAUD_RATE_19200 19200
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#define BAUD_RATE_38400 38400
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#define BAUD_RATE_57600 57600
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#define BAUD_RATE_115200 115200
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#define BAUD_RATE_230400 230400
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#define BAUD_RATE_460800 460800
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#define BAUD_RATE_921600 921600
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#define BAUD_RATE_2000000 2000000
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#define BAUD_RATE_3000000 3000000
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#define DATA_BITS_5 5
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#define DATA_BITS_6 6
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#define DATA_BITS_7 7
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#define DATA_BITS_8 8
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#define DATA_BITS_9 9
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#define STOP_BITS_1 1
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#define STOP_BITS_2 2
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#define STOP_BITS_3 3
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#define STOP_BITS_4 4
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#define PARITY_NONE 1
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#define PARITY_ODD 2
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#define PARITY_EVEN 3
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#define BIT_ORDER_LSB 1
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#define BIT_ORDER_MSB 2
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#define NRZ_NORMAL 1
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#define NRZ_INVERTED 2
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#ifndef SERIAL_RB_BUFSZ
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#define SERIAL_RB_BUFSZ 128
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#endif
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#define SERIAL_EVENT_RX_IND 0x01
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#define SERIAL_event_id_tX_DONE 0x02
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#define SERIAL_EVENT_RX_DMADONE 0x03
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#define SERIAL_event_id_tX_DMADONE 0x04
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#define SERIAL_EVENT_RX_TIMEOUT 0x05
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#define SERIAL_DMA_RX 0x01
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#define SERIAL_DMA_TX 0x02
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struct SerialTx
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{
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int32 serial_txfifo_sem;
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x_bool serial_dma_enable;
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queue serial_dma_queue;
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};
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struct SerialRx
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{
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uint8 *serial_rx_buffer;
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uint16 serial_send_num;
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uint16 serial_recv_num;
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x_bool serial_rx_full;
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x_bool serial_dma_enable;
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};
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struct SerialDataTransferParam
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{
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struct SerialTx *serial_tx;
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struct SerialRx *serial_rx;
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};
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struct SerialDevParam
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{
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uint8 ext_uart_no;
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uint16 serial_work_mode;
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uint16 serial_set_mode;
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uint16 serial_stream_mode;
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};
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struct SerialHardwareDevice;
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struct SerialHwDevDone
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{
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int (*put_char) (struct SerialHardwareDevice *serial_dev, char c);
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int (*get_char) (struct SerialHardwareDevice *serial_dev);
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int (*dmatransfer) (struct SerialHardwareDevice *serial_dev, uint8 *buf, x_size_t size, int direction);
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};
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struct SerialDevDone
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{
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uint32 (*open) (void *dev);
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uint32 (*close) (void *dev);
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uint32 (*write) (void *dev, struct BusBlockWriteParam *datacfg);
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uint32 (*read) (void *dev, struct BusBlockReadParam *datacfg);
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};
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struct SerialHardwareDevice
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{
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struct HardwareDev haldev;
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struct SerialHwDevDone *hwdev_done;
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struct SerialDataTransferParam serial_fifo;
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uint32 ext_serial_mode;
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const struct SerialDevDone *dev_done;
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void *private_data;
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};
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/*Register the serial device*/
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int SerialDeviceRegister(struct SerialHardwareDevice *serial_device, void *serial_param, const char *device_name);
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/*Register the serial device to the serial bus*/
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int SerialDeviceAttachToBus(const char *dev_name, const char *bus_name);
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/*Find the register serial device*/
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HardwareDevType SerialDeviceFind(const char *dev_name, enum DevType dev_type);
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/*Set serial isr function*/
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void SerialSetIsr(struct SerialHardwareDevice *serial_dev, int event);
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#ifdef __cplusplus
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}
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#endif
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#endif
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