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19 lines
425 B
C
19 lines
425 B
C
#pragma once
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// usb设备在pci总线上的class
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#define USB_CLASS 0xC
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#define USB_SUBCLASS 0x3
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// 不同的usb设备在pci总线上的prog IF
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#define USB_TYPE_UHCI 0x0
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#define USB_TYPE_OHCI 0x10
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#define USB_TYPE_EHCI 0x20
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#define USB_TYPE_XHCI 0x30
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#define USB_TYPE_UNSPEC 0x80 // Unspecified
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#define USB_TYPE_DEVICE 0xfe // USB Device(Not controller)
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/**
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* @brief 初始化usb驱动程序
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*
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*/
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void usb_init(); |