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Implement a basic set of consumer page keycodes.

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This commit is contained in:
Pete Johanson 2020-06-02 11:23:22 -04:00
parent f1afbb8e49
commit 8de6c85b74
13 changed files with 267 additions and 68 deletions
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3
README.md
View file

@ -16,8 +16,7 @@ Basic WIP website to learn more: https://zmk.netlify.app/
# Missing Features
- Consumer Key Support (play/pause, etc)
- Mod Tap
- Layer Tap
- One Shot
- Shell over BLE?
- Split support

13
boards/shields/petejohanson_handwire/keymaps/default/keymap.overlay
View file

@ -18,19 +18,24 @@
label = "DEFAULT";
keys =
<
KC_A MT(MOD_LSFT, KC_B)
CC_RAIS CC_LOWR
KC_A MT(MOD_LSFT, KC_B) ZC_NO ZC_NO
CC_RAIS CC_LOWR ZC_NO ZC_NO
>;
};
lower: layer_1 {
label = "LOWER";
keys = <KC_D KC_C ZC_TRNS ZC_TRNS>;
keys = <
KC_MPLY KC_MNXT ZC_NO ZC_NO
ZC_TRNS ZC_TRNS ZC_NO ZC_NO
>;
};
raise: layer_2 {
label = "RAISE";
keys = <KC_C KC_D ZC_TRNS ZC_TRNS>;
keys = <
KC_C KC_D ZC_NO ZC_NO
ZC_TRNS ZC_TRNS ZC_NO ZC_NO>;
};
};
};

22
include/dt-bindings/zmk/keys.h
View file

@ -99,10 +99,24 @@
#define KC_RALT 0xE6
#define KC_RGUI 0xE7
#define ZC_TRNS 0xF0
#define ZC_NO 0xF1
#define KC_VOLU 0x80
#define KC_VOLD 0x81
#define ZC_CSTM(n) (0xFF + n)
/* The following are select consumer page usages */
#define KC_MNXT 0x100
#define KC_MPRV 0x101
#define KC_MSTP 0x102
#define KC_MJCT 0x103
#define KC_MPLY 0x104
#define KC_MMUT 0x105
#define KC_MVLU 0x106
#define KC_MVLD 0x107
#define ZC_TRNS (0xFFFF)
#define ZC_NO (0xFFFF - 1)
#define ZC_CSTM(n) (0xFFF + n)
#define MOD_LCTL (1 << 0x00)
#define MOD_LSFT (1 << 0x01)
@ -119,6 +133,8 @@
#define ZK_KEY(a) (a & 0xFFFF)
#define ZK_MODS(a) ((a >> 16) & 0xFF)
#define ZK_IS_CONSUMER(k) (ZK_KEY(k) >= 0x100)
#define ZMK_ACTION_KEY 0x01
#define ZMK_ACTION_MOD_TAP 0x01
#define ZMK_ACTION_ONE_SHOT 0x02

3
include/zmk/endpoints.h
View file

@ -1,7 +1,8 @@
#pragma once
#include <zmk/keys.h>
#include <zmk/hid.h>
int zmk_endpoints_init();
int zmk_endpoints_send_report();
int zmk_endpoints_send_report(enum zmk_hid_report_changes changes);
int zmk_endpoints_send_key_event(struct zmk_key_event key_event);

93
include/zmk/hid.h
View file

@ -7,6 +7,8 @@
#include <zmk/keys.h>
#define COLLECTION_REPORT 0x03
#define ZMK_HID_MAX_KEYCODE KC_APP
static const u8_t zmk_hid_report_desc[] = {
@ -54,7 +56,7 @@ static const u8_t zmk_hid_report_desc[] = {
/* LOGICAL_MINIMUM (0) */
HID_GI_LOGICAL_MIN(1),
0x00,
/* LOGICAL_MAXIMUM (101) */
/* LOGICAL_MAXIMUM (1) */
HID_GI_LOGICAL_MAX(1),
0x01,
/* USAGE_MINIMUM (Reserved) */
@ -86,6 +88,62 @@ static const u8_t zmk_hid_report_desc[] = {
0x03,
/* END_COLLECTION */
HID_MI_COLLECTION_END,
/* USAGE_PAGE (Consumer) */
HID_GI_USAGE_PAGE,
0x0C,
/* USAGE (Consumer Control) */
HID_LI_USAGE,
0x01,
/* Consumer Page */
HID_MI_COLLECTION,
COLLECTION_APPLICATION,
/* REPORT ID (1) */
HID_GI_REPORT_ID,
0x02,
/* USAGE_PAGE (Consumer) */
HID_GI_USAGE_PAGE,
0x0C,
/* LOGICAL_MINIMUM (0) */
HID_GI_LOGICAL_MIN(1),
0x00,
/* LOGICAL_MAXIMUM (1) */
HID_GI_LOGICAL_MAX(1),
0x01,
/* USAGE (Scan Next Track) */
HID_LI_USAGE,
0xB5,
/* USAGE (Scan Previous Track) */
HID_LI_USAGE,
0xB6,
/* USAGE (Stop) */
HID_LI_USAGE,
0xB7,
/* USAGE (Eject) */
HID_LI_USAGE,
0xB8,
/* USAGE (Media Play/Pause) */
HID_LI_USAGE,
0xCD,
/* USAGE (Mute) */
HID_LI_USAGE,
0xE2,
/* USAGE (Volume Increment) */
HID_LI_USAGE,
0xE9,
/* USAGE (Volume Decrement) */
HID_LI_USAGE,
0xEA,
/* INPUT (Data,Ary,Abs) */
/* REPORT_SIZE (1) */
HID_GI_REPORT_SIZE,
0x01,
/* REPORT_COUNT (8) */
HID_GI_REPORT_COUNT,
0x08,
HID_MI_INPUT,
0x02,
/* END COLLECTION */
HID_MI_COLLECTION_END,
};
// struct zmk_hid_boot_report
@ -95,17 +153,42 @@ static const u8_t zmk_hid_report_desc[] = {
// u8_t keys[6];
// } __packed;
struct zmk_hid_report
struct zmk_hid_keypad_report_body
{
zmk_mod_flags modifiers;
u8_t keys[13];
} __packed;
struct zmk_hid_keypad_report
{
u8_t report_id;
struct zmk_hid_keypad_report_body body;
} __packed;
struct zmk_hid_consumer_report_body
{
u8_t keys;
} __packed;
struct zmk_hid_consumer_report
{
u8_t report_id;
struct zmk_hid_consumer_report_body body;
} __packed;
enum zmk_hid_report_changes
{
None = 0x00,
Keypad = (0x01 << 0x00),
Consumer = (0x01 << 0x01)
};
int zmk_hid_register_mod(zmk_mod modifier);
int zmk_hid_unregister_mod(zmk_mod modifier);
int zmk_hid_register_mods(zmk_mod_flags modifiers);
int zmk_hid_unregister_mods(zmk_mod_flags modifiers);
int zmk_hid_press_key(zmk_key key);
int zmk_hid_release_key(zmk_key key);
enum zmk_hid_report_changes zmk_hid_press_key(zmk_key key);
enum zmk_hid_report_changes zmk_hid_release_key(zmk_key key);
struct zmk_hid_report *zmk_hid_get_report();
struct zmk_hid_keypad_report *zmk_hid_get_keypad_report();
struct zmk_hid_consumer_report *zmk_hid_get_consumer_report();

3
include/zmk/hog.h
View file

@ -6,4 +6,5 @@
int zmk_hog_init();
int zmk_hog_send_report(struct zmk_hid_report *report);
int zmk_hog_send_keypad_report(struct zmk_hid_keypad_report_body *body);
int zmk_hog_send_consumer_report(struct zmk_hid_consumer_report_body *body);

2
include/zmk/usb_hid.h
View file

@ -9,6 +9,6 @@
int zmk_usb_hid_init();
int zmk_usb_hid_send_report(const struct zmk_hid_report *report);
int zmk_usb_hid_send_report(u8_t *report, size_t len);
#endif

46
src/endpoints.c
View file

@ -35,41 +35,71 @@ int zmk_endpoints_init()
return 0;
}
int zmk_endpoints_send_report()
int zmk_endpoints_send_report(enum zmk_hid_report_changes report_type)
{
int err;
struct zmk_hid_report *report = zmk_hid_get_report();
struct zmk_hid_keypad_report *keypad_report;
struct zmk_hid_consumer_report *consumer_report;
switch (report_type)
{
case Keypad:
keypad_report = zmk_hid_get_keypad_report();
#ifdef CONFIG_ZMK_USB
if (zmk_usb_hid_send_report(report) != 0)
if (zmk_usb_hid_send_report((u8_t *)keypad_report, sizeof(struct zmk_hid_keypad_report)) != 0)
{
LOG_DBG("USB Send Failed");
}
#endif /* CONFIG_ZMK_USB */
#ifdef CONFIG_ZMK_BLE
err = zmk_hog_send_report(report);
err = zmk_hog_send_keypad_report(&keypad_report->body);
if (err)
{
LOG_ERR("FAILED TO SEND OVER HOG: %d", err);
}
#endif /* CONFIG_ZMK_BLE */
break;
case Consumer:
consumer_report = zmk_hid_get_consumer_report();
#ifdef CONFIG_ZMK_USB
if (zmk_usb_hid_send_report((u8_t *)consumer_report, sizeof(struct zmk_hid_consumer_report)) != 0)
{
LOG_DBG("USB Send Failed");
}
#endif /* CONFIG_ZMK_USB */
#ifdef CONFIG_ZMK_BLE
err = zmk_hog_send_consumer_report(&consumer_report->body);
if (err)
{
LOG_ERR("FAILED TO SEND OVER HOG: %d", err);
}
#endif /* CONFIG_ZMK_BLE */
break;
default:
LOG_ERR("Unknown report change type %d", report_type);
return -EINVAL;
}
return 0;
}
int zmk_endpoints_send_key_event(struct zmk_key_event key_event)
{
enum zmk_hid_report_changes changes;
LOG_DBG("key %d, state %d\n", key_event.key, key_event.pressed);
if (key_event.pressed)
{
zmk_hid_press_key(key_event.key);
changes = zmk_hid_press_key(key_event.key);
}
else
{
zmk_hid_release_key(key_event.key);
changes = zmk_hid_release_key(key_event.key);
}
return zmk_endpoints_send_report();
return zmk_endpoints_send_report(changes);
}

2
src/handlers.c
View file

@ -46,7 +46,7 @@ bool zmk_handle_action(zmk_action action, struct zmk_key_event *key_event)
else
{
// Since not sending a keycode, at least send the report w/ the mod removed
zmk_endpoints_send_report();
zmk_endpoints_send_report(Keypad);
}
}
break;

65
src/hid.c
View file

@ -1,15 +1,25 @@
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/hid.h>
static struct zmk_hid_report report = {
static struct zmk_hid_keypad_report kp_report = {
.report_id = 1,
.body = {
.modifiers = 0,
.keys = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}};
.keys = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}};
static struct zmk_hid_consumer_report consumer_report = {
.report_id = 2,
.body = {
.keys = 0x00}};
#define _TOGGLE_MOD(mod, state) \
if (modifier > MOD_RGUI) \
{ \
return -EINVAL; \
} \
WRITE_BIT(report.modifiers, mod, state); \
WRITE_BIT(kp_report.body.modifiers, mod, state); \
return 0;
int zmk_hid_register_mod(zmk_mod modifier)
@ -23,13 +33,13 @@ int zmk_hid_unregister_mod(zmk_mod modifier)
int zmk_hid_register_mods(zmk_mod_flags modifiers)
{
report.modifiers |= modifiers;
kp_report.body.modifiers |= modifiers;
return 0;
}
int zmk_hid_unregister_mods(zmk_mod_flags modifiers)
{
report.modifiers &= ~modifiers;
kp_report.body.modifiers &= ~modifiers;
return 0;
}
@ -40,24 +50,35 @@ int zmk_hid_unregister_mods(zmk_mod_flags modifiers)
#define TOGGLE_BOOT_KEY(match, val) \
for (int idx = 0; idx < MAX_KEYS; idx++) \
{ \
if (report.boot.keys[idx + KEY_OFFSET] != match) \
if (kp_report.boot.keys[idx + KEY_OFFSET] != match) \
{ \
continue; \
} \
report.boot.keys[idx + KEY_OFFSET] = val; \
kp_report.boot.keys[idx + KEY_OFFSET] = val; \
break; \
}
*/
#define TOGGLE_KEY(code, val) WRITE_BIT(report.keys[code / 8], code % 8, val)
#define TOGGLE_KEY(code, val) WRITE_BIT(kp_report.body.keys[code / 8], code % 8, val)
int zmk_hid_press_key(zmk_key code)
#define TOGGLE_CONSUMER(key, state) \
WRITE_BIT(consumer_report.body.keys, (key - 0x100), state);
enum zmk_hid_report_changes zmk_hid_press_key(zmk_key code)
{
if (code >= KC_LCTL && code <= KC_RGUI)
{
return zmk_hid_register_mod(code - KC_LCTL);
}
if (ZK_IS_CONSUMER(code))
{
LOG_DBG("Toggling a consumer key!");
TOGGLE_CONSUMER(code, true);
return Consumer;
}
else
{
if (code > ZMK_HID_MAX_KEYCODE)
{
return -EINVAL;
@ -67,29 +88,43 @@ int zmk_hid_press_key(zmk_key code)
TOGGLE_KEY(code, true);
return 0;
return Keypad;
}
};
int zmk_hid_release_key(zmk_key code)
enum zmk_hid_report_changes zmk_hid_release_key(zmk_key code)
{
if (code >= KC_LCTL && code <= KC_RGUI)
{
return zmk_hid_unregister_mod(code - KC_LCTL);
}
if (ZK_IS_CONSUMER(code))
{
TOGGLE_CONSUMER(code, false);
return Consumer;
}
else
{
if (code > ZMK_HID_MAX_KEYCODE)
{
return -EINVAL;
}
// TOGGLE_BOOT_KEY(code, 0U);
// TOGGLE_BOOT_KEY(0U, code);
TOGGLE_KEY(code, false);
return 0;
return Keypad;
}
};
struct zmk_hid_report *zmk_hid_get_report()
struct zmk_hid_keypad_report *zmk_hid_get_keypad_report()
{
return &report;
return &kp_report;
}
struct zmk_hid_consumer_report *zmk_hid_get_consumer_report()
{
return &consumer_report;
}

32
src/hog.c
View file

@ -49,6 +49,11 @@ static struct hids_report input = {
.type = HIDS_INPUT,
};
static struct hids_report consumer_input = {
.id = 0x02,
.type = HIDS_INPUT,
};
static bool host_requests_notification = false;
static u8_t ctrl_point;
// static u8_t proto_mode;
@ -70,8 +75,14 @@ static ssize_t read_hids_report_map(struct bt_conn *conn, const struct bt_gatt_a
static ssize_t read_hids_input_report(struct bt_conn *conn, const struct bt_gatt_attr *attr, void *buf, u16_t len, u16_t offset)
{
struct zmk_hid_report *report = zmk_hid_get_report();
return bt_gatt_attr_read(conn, attr, buf, len, offset, report, sizeof(struct zmk_hid_report));
struct zmk_hid_keypad_report_body *report_body = &zmk_hid_get_keypad_report()->body;
return bt_gatt_attr_read(conn, attr, buf, len, offset, report_body, sizeof(struct zmk_hid_keypad_report_body));
}
static ssize_t read_hids_consumer_input_report(struct bt_conn *conn, const struct bt_gatt_attr *attr, void *buf, u16_t len, u16_t offset)
{
struct zmk_hid_consumer_report_body *report_body = &zmk_hid_get_consumer_report()->body;
return bt_gatt_attr_read(conn, attr, buf, len, offset, report_body, sizeof(struct zmk_hid_consumer_report_body));
}
// static ssize_t write_proto_mode(struct bt_conn *conn,
@ -123,12 +134,25 @@ BT_GATT_SERVICE_DEFINE(hog_svc,
BT_GATT_PERM_READ_ENCRYPT | BT_GATT_PERM_WRITE_ENCRYPT),
BT_GATT_DESCRIPTOR(BT_UUID_HIDS_REPORT_REF, BT_GATT_PERM_READ,
read_hids_report_ref, NULL, &input),
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_REPORT,
BT_GATT_CHRC_READ | BT_GATT_CHRC_NOTIFY,
BT_GATT_PERM_READ_ENCRYPT,
read_hids_consumer_input_report, NULL, NULL),
BT_GATT_CCC(input_ccc_changed,
BT_GATT_PERM_READ_ENCRYPT | BT_GATT_PERM_WRITE_ENCRYPT),
BT_GATT_DESCRIPTOR(BT_UUID_HIDS_REPORT_REF, BT_GATT_PERM_READ,
read_hids_report_ref, NULL, &consumer_input),
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_CTRL_POINT,
BT_GATT_CHRC_WRITE_WITHOUT_RESP,
BT_GATT_PERM_WRITE,
NULL, write_ctrl_point, &ctrl_point));
int zmk_hog_send_report(struct zmk_hid_report *report)
int zmk_hog_send_keypad_report(struct zmk_hid_keypad_report_body *report)
{
return bt_gatt_notify(NULL, &hog_svc.attrs[5], report, sizeof(struct zmk_hid_report));
return bt_gatt_notify(NULL, &hog_svc.attrs[5], report, sizeof(struct zmk_hid_keypad_report_body));
};
int zmk_hog_send_consumer_report(struct zmk_hid_consumer_report_body *report)
{
return bt_gatt_notify(NULL, &hog_svc.attrs[10], report, sizeof(struct zmk_hid_consumer_report_body));
};

7
src/keymap.c
View file

@ -1,4 +1,6 @@
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/keymap.h>
static u32_t zmk_keymap_layer_state = 0;
@ -55,7 +57,10 @@ zmk_key zmk_keymap_keycode_from_position(u32_t row, u32_t column)
{
if ((zmk_keymap_layer_state & BIT(layer)) == BIT(layer) || layer == zmk_keymap_layer_default)
{
zmk_key key = zmk_keymap[layer][(row * ZMK_MATRIX_COLS) + column];
u8_t key_index = (row * ZMK_MATRIX_COLS) + column;
LOG_DBG("Getting key at index %d", key_index);
zmk_key key = zmk_keymap[layer][key_index];
if (key == ZC_TRNS)
{
continue;

4
src/usb_hid.c
View file

@ -14,14 +14,14 @@ static enum usb_dc_status_code usb_status;
static struct device *hid_dev;
int zmk_usb_hid_send_report(const struct zmk_hid_report *report)
int zmk_usb_hid_send_report(const u8_t *report, size_t len)
{
if (usb_status == USB_DC_SUSPEND)
{
return usb_wakeup_request();
}
return hid_int_ep_write(hid_dev, (u8_t *)report, sizeof(struct zmk_hid_report), NULL);
return hid_int_ep_write(hid_dev, report, len, NULL);
}
void usb_hid_status_cb(enum usb_dc_status_code status, const u8_t *params)