46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
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/*!
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\file usbh_ctrl.h
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\brief header file for usbh_ctrl.c
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*/
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/*
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Copyright (C) 2016 GigaDevice
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2016-08-15, V1.0.0, firmware for GD32F4xx
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*/
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#ifndef USBH_CTRL_H
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#define USBH_CTRL_H
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#include "usbh_core.h"
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#include "usbh_usr.h"
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#define CTRL_HANDLE_TABLE_SIZE 13U /*!< the ctrl handle table size define */
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extern state_table_struct ctrl_handle_table[CTRL_HANDLE_TABLE_SIZE];
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extern uint8_t ctrl_polling_handle_flag;
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/* the enum of CTRL event */
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typedef enum
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{
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CTRL_EVENT_IDLE = 0, /* the ctrl idle event */
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CTRL_EVENT_SETUP, /* the ctrl setup event */
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CTRL_EVENT_DATA, /* the ctrl data event */
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CTRL_EVENT_STATUS, /* the ctrl status event */
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CTRL_EVENT_COMPLETE, /* the ctrl complete event */
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CTRL_EVENT_ERROR, /* the ctrl error event */
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CTRL_EVENT_STALLED, /* the ctrl stalled event */
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}ctrl_event_enum;
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/* function declarations */
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/* the polling function of control transfer state handle */
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usbh_status_enum ctrl_state_polling_fun (usb_core_handle_struct *pudev, usbh_host_struct *puhost, void *pustate);
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/* send datas from the host channel */
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usbh_status_enum usbh_xfer (usb_core_handle_struct *pudev, uint8_t *buf, uint8_t hc_num, uint16_t len);
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/* send the setup packet to the device */
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usbh_status_enum usbh_ctltx_setup (usb_core_handle_struct *pudev, uint8_t *buf, uint8_t hc_num);
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/* this function prepare a hc and start a transfer */
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uint32_t hcd_submit_request (usb_core_handle_struct *pudev, uint8_t channel_num);
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#endif /* USBH_CTRL_H */
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