27 lines
718 B
C
27 lines
718 B
C
// SPDX-License-Identifier: GPL-2.0
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#ifndef EHCI_H
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#define EHCI_H
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/**
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* \file
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*
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* Provides support for USB keyboards connected via an EHCI controller.
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*
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*//*
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* Copyright (C) 2021-2022 Martin Whitaker.
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*/
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#include <stdint.h>
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#include "usbhcd.h"
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/**
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* Initialises the EHCI device identified by bus, dev, func, and base_addr,
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* scans all the attached USB devices, and configures any HID USB keyboard
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* devices it finds to generate periodic interrupt transfers that report key
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* presses. Initialises hcd and returns true if the device was successfully
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* initialised and one or more keyboards were found.
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*/
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bool ehci_init(int bus, int dev, int func, uintptr_t base_addr, usb_hcd_t *hcd);
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#endif // EHCI_H
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