forked from SerenityOS/serenity
-
Notifications
You must be signed in to change notification settings - Fork 0
/
USBController.h
42 lines (29 loc) 路 1.03 KB
/
USBController.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
/*
* Copyright (c) 2021, Luke Wilde <[email protected]>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefCounted.h>
#include <Kernel/Bus/USB/USBDevice.h>
#include <Kernel/Bus/USB/USBTransfer.h>
#include <Kernel/KResult.h>
namespace Kernel::USB {
class USBController : public RefCounted<USBController> {
public:
virtual ~USBController() = default;
virtual KResult initialize() = 0;
virtual KResult reset() = 0;
virtual KResult stop() = 0;
virtual KResult start() = 0;
virtual KResultOr<size_t> submit_control_transfer(Transfer&) = 0;
virtual RefPtr<USB::Device> const get_device_at_port(USB::Device::PortNumber) = 0;
virtual RefPtr<USB::Device> const get_device_from_address(u8) = 0;
u8 allocate_address();
private:
u8 m_next_device_index { 1 };
IntrusiveListNode<USBController, NonnullRefPtr<USBController>> m_controller_list_node;
public:
using List = IntrusiveList<USBController, NonnullRefPtr<USBController>, &USBController::m_controller_list_node>;
};
}