summaryrefslogtreecommitdiff
path: root/supervisor/shared/tick.c
blob: 7dc5a52d32d4a46b80ef3dac28c8c52d33421c46 (plain)
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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
/*
 * This file is part of the MicroPython project, http://micropython.org/
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 2019 Jeff Epler for Adafruit Industries
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include <stdatomic.h>

#include "supervisor/shared/tick.h"
#include "supervisor/filesystem.h"
#include "supervisor/shared/autoreload.h"

static atomic_bool tick_up;
static volatile uint64_t ticks_ms;

#if CIRCUITPY_GAMEPAD
#include "shared-module/gamepad/__init__.h"
#endif

#if CIRCUITPY_GAMEPADSHIFT
#include "shared-module/gamepadshift/__init__.h"
#endif

#include "shared-bindings/microcontroller/__init__.h"

void supervisor_tick(void) {

    ticks_ms ++;

    atomic_store(&tick_up, true);

#if CIRCUITPY_FILESYSTEM_FLUSH_INTERVAL_MS > 0
    filesystem_tick();
#endif
#ifdef CIRCUITPY_AUTORELOAD_DELAY_MS
    autoreload_tick();
#endif
#ifdef CIRCUITPY_GAMEPAD_TICKS
    if (!(ticks_ms & CIRCUITPY_GAMEPAD_TICKS)) {
        #if CIRCUITPY_GAMEPAD
        gamepad_tick();
        #endif
        #if CIRCUITPY_GAMEPADSHIFT
        gamepadshift_tick();
        #endif
    }
#endif
}

uint64_t supervisor_ticks_ms64() {
    uint64_t result;
    common_hal_mcu_disable_interrupts();
    result = ticks_ms;
    common_hal_mcu_enable_interrupts();
    return result;
}

uint32_t supervisor_ticks_ms32() {
    return ticks_ms;
}

extern void run_background_tasks(void);

void supervisor_run_background_tasks_if_tick() {
    if (atomic_exchange(&tick_up, false)) {
        run_background_tasks();
    }
}