47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/*!
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\file usbh_hcs.h
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\brief header file for usbh_hcs.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_HCS_H
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#define USBH_HCS_H
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#include "usbh_core.h"
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#define HC_MAX 8U
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#define HC_OK 0x0000U
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#define HC_USED 0x8000U
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#define HC_ERROR 0xFFFFU
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#define HC_USED_MASK 0x7FFFU
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/* function declarations */
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/* allocate a new channel for the pipe */
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uint8_t usbh_channel_alloc (usb_core_handle_struct *pudev, uint8_t ep_addr);
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/* free all usb host channel */
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uint8_t usbh_allchannel_dealloc (usb_core_handle_struct *pudev);
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/* free the usb host channel */
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uint8_t usbh_channel_free (usb_core_handle_struct *pudev, uint8_t index);
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/* open a channel */
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uint8_t usbh_channel_open (usb_core_handle_struct *pudev,
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uint8_t channel_num,
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uint8_t dev_addr,
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uint8_t dev_speed,
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uint8_t ep_type,
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uint16_t ep_mps);
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/* modify a channel */
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uint8_t usbh_channel_modify (usb_core_handle_struct *pudev,
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uint8_t channel_num,
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uint8_t dev_addr,
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uint8_t dev_speed,
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uint8_t ep_type,
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uint16_t ep_mps);
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#endif /* USBH_HCS_H */
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