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/*
* 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 <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,
/* 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,
/* 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,
};
// 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 {
uint16_t keys[CONFIG_ZMK_HID_CONSUMER_REPORT_SIZE];
} __packed;
struct zmk_hid_consumer_report {
uint8_t report_id;
struct zmk_hid_consumer_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();
struct zmk_hid_keyboard_report *zmk_hid_get_keyboard_report();
struct zmk_hid_consumer_report *zmk_hid_get_consumer_report();
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