zmk/app/include/zmk/hid.h

270 lines
9.5 KiB
C

/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <usb/usb_device.h>
#include <usb/class/usb_hid.h>
#include <zmk/keys.h>
#include <zmk/mouse.h>
#include <dt-bindings/zmk/hid_usage.h>
#include <dt-bindings/zmk/hid_usage_pages.h>
#define ZMK_HID_KEYBOARD_NKRO_MAX_USAGE HID_USAGE_KEY_KEYPAD_EQUAL
#define COLLECTION_REPORT 0x03
static const uint8_t zmk_hid_report_desc[] = {
/* USAGE_PAGE (Generic Desktop) */
HID_GI_USAGE_PAGE, HID_USAGE_GD,
/* USAGE (Keyboard) */
HID_LI_USAGE, HID_USAGE_GD_KEYBOARD,
/* COLLECTION (Application) */
HID_MI_COLLECTION, COLLECTION_APPLICATION,
/* REPORT ID (1) */
HID_GI_REPORT_ID, 0x01,
/* USAGE_PAGE (Keyboard/Keypad) */
HID_GI_USAGE_PAGE, HID_USAGE_KEY,
/* USAGE_MINIMUM (Keyboard LeftControl) */
HID_LI_USAGE_MIN(1), HID_USAGE_KEY_KEYBOARD_LEFTCONTROL,
/* USAGE_MAXIMUM (Keyboard Right GUI) */
HID_LI_USAGE_MAX(1), HID_USAGE_KEY_KEYBOARD_RIGHT_GUI,
/* LOGICAL_MINIMUM (0) */
HID_GI_LOGICAL_MIN(1), 0x00,
/* LOGICAL_MAXIMUM (1) */
HID_GI_LOGICAL_MAX(1), 0x01,
/* REPORT_SIZE (1) */
HID_GI_REPORT_SIZE, 0x01,
/* REPORT_COUNT (8) */
HID_GI_REPORT_COUNT, 0x08,
/* INPUT (Data,Var,Abs) */
HID_MI_INPUT, 0x02,
/* USAGE_PAGE (Keyboard/Keypad) */
HID_GI_USAGE_PAGE, HID_USAGE_KEY,
/* REPORT_SIZE (8) */
HID_GI_REPORT_SIZE, 0x08,
/* REPORT_COUNT (1) */
HID_GI_REPORT_COUNT, 0x01,
/* INPUT (Cnst,Var,Abs) */
HID_MI_INPUT, 0x03,
/* USAGE_PAGE (Keyboard/Keypad) */
HID_GI_USAGE_PAGE,
HID_USAGE_KEY,
#if IS_ENABLED(CONFIG_ZMK_HID_REPORT_TYPE_NKRO)
/* LOGICAL_MINIMUM (0) */
HID_GI_LOGICAL_MIN(1),
0x00,
/* LOGICAL_MAXIMUM (1) */
HID_GI_LOGICAL_MAX(1),
0x01,
/* USAGE_MINIMUM (Reserved) */
HID_LI_USAGE_MIN(1),
0x00,
/* USAGE_MAXIMUM (Keyboard Application) */
HID_LI_USAGE_MAX(1),
ZMK_HID_KEYBOARD_NKRO_MAX_USAGE,
/* REPORT_SIZE (8) */
HID_GI_REPORT_SIZE,
0x01,
/* REPORT_COUNT (6) */
HID_GI_REPORT_COUNT,
ZMK_HID_KEYBOARD_NKRO_MAX_USAGE + 1,
/* INPUT (Data,Ary,Abs) */
HID_MI_INPUT,
0x02,
#elif IS_ENABLED(CONFIG_ZMK_HID_REPORT_TYPE_HKRO)
/* LOGICAL_MINIMUM (0) */
HID_GI_LOGICAL_MIN(1), 0x00,
/* LOGICAL_MAXIMUM (0xFF) */
HID_GI_LOGICAL_MAX(1), 0xFF,
/* USAGE_MINIMUM (Reserved) */
HID_LI_USAGE_MIN(1), 0x00,
/* USAGE_MAXIMUM (Keyboard Application) */
HID_LI_USAGE_MAX(1), 0xFF,
/* REPORT_SIZE (1) */
HID_GI_REPORT_SIZE,
0x08,
/* REPORT_COUNT (CONFIG_ZMK_HID_KEYBOARD_REPORT_SIZE) */
HID_GI_REPORT_COUNT,
CONFIG_ZMK_HID_KEYBOARD_REPORT_SIZE,
/* INPUT (Data,Ary,Abs) */
HID_MI_INPUT,
0x00,
#else
#error "A proper HID report type must be selected"
#endif
/* END_COLLECTION */
HID_MI_COLLECTION_END,
/* USAGE_PAGE (Consumer) */
HID_GI_USAGE_PAGE, HID_USAGE_CONSUMER,
/* USAGE (Consumer Control) */
HID_LI_USAGE, HID_USAGE_CONSUMER_CONSUMER_CONTROL,
/* Consumer Page */
HID_MI_COLLECTION, COLLECTION_APPLICATION,
/* REPORT ID (1) */
HID_GI_REPORT_ID, 0x02,
/* USAGE_PAGE (Consumer) */
HID_GI_USAGE_PAGE,
HID_USAGE_CONSUMER,
#if IS_ENABLED(CONFIG_ZMK_HID_CONSUMER_REPORT_USAGES_BASIC)
/* LOGICAL_MINIMUM (0) */
HID_GI_LOGICAL_MIN(1),
0x00,
/* LOGICAL_MAXIMUM (0xFFFF) */
HID_GI_LOGICAL_MAX(1),
0xFF,
HID_LI_USAGE_MIN(1),
0x00,
/* USAGE_MAXIMUM (0xFFFF) */
HID_LI_USAGE_MAX(1),
0xFF,
/* INPUT (Data,Ary,Abs) */
/* REPORT_SIZE (8) */
HID_GI_REPORT_SIZE,
0x08,
#elif IS_ENABLED(CONFIG_ZMK_HID_CONSUMER_REPORT_USAGES_FULL)
/* LOGICAL_MINIMUM (0) */
HID_GI_LOGICAL_MIN(1), 0x00,
/* LOGICAL_MAXIMUM (0xFFFF) */
HID_GI_LOGICAL_MAX(2), 0xFF, 0xFF, HID_LI_USAGE_MIN(1), 0x00,
/* USAGE_MAXIMUM (0xFFFF) */
HID_LI_USAGE_MAX(2), 0xFF, 0xFF,
/* INPUT (Data,Ary,Abs) */
/* REPORT_SIZE (16) */
HID_GI_REPORT_SIZE,
0x10,
#else
#error "A proper consumer HID report usage range must be selected"
#endif
/* REPORT_COUNT (CONFIG_ZMK_HID_CONSUMER_REPORT_SIZE) */
HID_GI_REPORT_COUNT,
CONFIG_ZMK_HID_CONSUMER_REPORT_SIZE,
HID_MI_INPUT,
0x00,
/* END COLLECTION */
HID_MI_COLLECTION_END,
0x05, 0x01, /* Usage Page (Generic Desktop Ctrls) */
0x09, 0x02, /* Usage (Mouse) */
0xA1, 0x01, /* Collection (Application) */
0x85, 0x04, /* Report ID (4) */
0x09, 0x01, /* Usage (Pointer) */
0xA1, 0x00, /* Collection (Physical) */
0x05, 0x09, /* Usage Page (Button) */
0x19, 0x01, /* Usage Minimum (0x01) */
0x29, 0x10, /* Usage Maximum (0x10) */
0x15, 0x00, /* Logical Minimum (0) */
0x25, 0x01, /* Logical Maximum (1) */
0x95, 0x10, /* Report Count (16) */
0x75, 0x01, /* Report Size (1) */
0x81, 0x02, /* Input (Data,Var,Abs,No Wrap,Linear,...) */
0x05, 0x01, /* Usage Page (Generic Desktop Ctrls) */
0x16, 0x01, 0x80, /* Logical Minimum (-32767) */
0x26, 0xFF, 0x7F, /* Logical Maximum (32767) */
0x75, 0x10, /* Report Size (8) */
0x95, 0x02, /* Report Count (2) */
0x09, 0x30, /* Usage (X) */
0x09, 0x31, /* Usage (Y) */
0x81, 0x06, /* Input (Data,Var,Rel,No Wrap,Linear,...) */
0x15, 0x81, /* Logical Minimum (-127) */
0x25, 0x7F, /* Logical Maximum (127) */
0x75, 0x08, /* Report Count (8) */
0x95, 0x01, /* Report Size (1) */
0x09, 0x38, /* Usage (Wheel) */
0x81, 0x06, /* Input (Data,Var,Rel,No Wrap,Linear,...) */
0x05, 0x0C, /* Usage Page (Consumer) */ // Horizontal wheel
0x0A, 0x38, 0x02, /* Usage (AC Pan) */
0x15, 0x81, /* Logical Minimum (-127) */
0x25, 0x7f, /* Logical Maximum (127) */
0x95, 0x01, /* Report Count (1) */
0x81, 0x06, /* Input (Data,Var,Rel,No Wrap,Linear,...) */
0xC0, /* End Collection */
0xC0, /* End Collection */
};
// struct zmk_hid_boot_report
// {
// uint8_t modifiers;
// uint8_t _unused;
// uint8_t keys[6];
// } __packed;
struct zmk_hid_keyboard_report_body {
zmk_mod_flags_t modifiers;
uint8_t _reserved;
#if IS_ENABLED(CONFIG_ZMK_HID_REPORT_TYPE_NKRO)
uint8_t keys[(ZMK_HID_KEYBOARD_NKRO_MAX_USAGE + 1) / 8];
#elif IS_ENABLED(CONFIG_ZMK_HID_REPORT_TYPE_HKRO)
uint8_t keys[CONFIG_ZMK_HID_KEYBOARD_REPORT_SIZE];
#endif
} __packed;
struct zmk_hid_keyboard_report {
uint8_t report_id;
struct zmk_hid_keyboard_report_body body;
} __packed;
struct zmk_hid_consumer_report_body {
#if IS_ENABLED(CONFIG_ZMK_HID_CONSUMER_REPORT_USAGES_BASIC)
uint8_t keys[CONFIG_ZMK_HID_CONSUMER_REPORT_SIZE];
#elif IS_ENABLED(CONFIG_ZMK_HID_CONSUMER_REPORT_USAGES_FULL)
uint16_t keys[CONFIG_ZMK_HID_CONSUMER_REPORT_SIZE];
#endif
} __packed;
struct zmk_hid_consumer_report {
uint8_t report_id;
struct zmk_hid_consumer_report_body body;
} __packed;
struct zmk_hid_mouse_report_body {
zmk_mouse_button_flags_t buttons;
int16_t x;
int16_t y;
int8_t wheel_vert;
int8_t wheel_hor;
} __packed;
struct zmk_hid_mouse_report {
uint8_t report_id;
struct zmk_hid_mouse_report_body body;
} __packed;
zmk_mod_flags_t zmk_hid_get_explicit_mods();
int zmk_hid_register_mod(zmk_mod_t modifier);
int zmk_hid_unregister_mod(zmk_mod_t modifier);
int zmk_hid_register_mods(zmk_mod_flags_t explicit_modifiers);
int zmk_hid_unregister_mods(zmk_mod_flags_t explicit_modifiers);
int zmk_hid_implicit_modifiers_press(zmk_mod_flags_t implicit_modifiers);
int zmk_hid_implicit_modifiers_release();
int zmk_hid_keyboard_press(zmk_key_t key);
int zmk_hid_keyboard_release(zmk_key_t key);
void zmk_hid_keyboard_clear();
int zmk_hid_consumer_press(zmk_key_t key);
int zmk_hid_consumer_release(zmk_key_t key);
void zmk_hid_consumer_clear();
int zmk_hid_mouse_button_press(zmk_mouse_button_t button);
int zmk_hid_mouse_button_release(zmk_mouse_button_t button);
int zmk_hid_mouse_buttons_press(zmk_mouse_button_flags_t buttons);
int zmk_hid_mouse_buttons_release(zmk_mouse_button_flags_t buttons);
int zmk_hid_mouse_movement_press(int16_t x, int16_t y);
int zmk_hid_mouse_movement_release(int16_t x, int16_t y);
int zmk_hid_mouse_wheel_press(int8_t hor, int8_t vert);
int zmk_hid_mouse_wheel_release(int8_t hor, int8_t vert);
void zmk_hid_mouse_clear();
struct zmk_hid_keyboard_report *zmk_hid_get_keyboard_report();
struct zmk_hid_consumer_report *zmk_hid_get_consumer_report();
struct zmk_hid_mouse_report *zmk_hid_get_mouse_report();