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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/*
* Copyright 2021 Andrei Purdea <[email protected]>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stdbool.h>
#include <stdint.h>
typedef enum {
USB_DEVICE_STATE_NO_INIT = 0, // We're in this state before calling usb_device_state_init()
USB_DEVICE_STATE_INIT = 1, // Can consume up to 100mA
USB_DEVICE_STATE_CONFIGURED = 2, // Can consume up to what is specified in configuration descriptor, typically 500mA
USB_DEVICE_STATE_SUSPEND = 3 // Can consume only suspend current
} usb_configure_state_t;
typedef enum {
USB_PROTOCOL_BOOT = 0,
USB_PROTOCOL_REPORT = 1,
} usb_hid_protocol_t;
// note: we can't typedef this struct to usb_device_state_t because it would
// conflict with the previous definition in:
// lib/chibios-contrib/ext/nxp-middleware-usb/device/usb_device.h
struct usb_device_state {
uint8_t idle_rate;
uint8_t leds;
usb_hid_protocol_t protocol;
usb_configure_state_t configure_state;
};
void usb_device_state_set_configuration(bool is_configured, uint8_t configuration_number);
void usb_device_state_set_suspend(bool is_configured, uint8_t configuration_number);
void usb_device_state_set_resume(bool is_configured, uint8_t configuration_number);
void usb_device_state_set_reset(void);
void usb_device_state_init(void);
usb_configure_state_t usb_device_state_get_configure_state(void);
void usb_device_state_set_protocol(usb_hid_protocol_t protocol);
usb_hid_protocol_t usb_device_state_get_protocol(void);
void usb_device_state_set_leds(uint8_t leds);
uint8_t usb_device_state_get_leds(void);
void usb_device_state_set_idle_rate(uint8_t idle_rate);
uint8_t usb_device_state_get_idle_rate(void);
void usb_device_state_reset_hid_state(void);
void notify_usb_device_state_change_kb(struct usb_device_state usb_device_state);
void notify_usb_device_state_change_user(struct usb_device_state usb_device_state);
|