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Initial basic modifiers support.

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This commit is contained in:
Pete Johanson 2020-05-18 23:34:36 -04:00
parent 5e34e7fec9
commit 585e062e87
5 changed files with 47 additions and 5 deletions
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22
include/dt-bindings/zmk/keys.h
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@ -60,13 +60,25 @@
#define KC_APP 0x65
#define KC_LCTL 0xE0
#define KC_LSFT 0xE1
#define KC_LALT 0xE2
#define KC_LGUI 0xE3
#define KC_RCTL 0xE4
#define KC_RSFT 0xE5
#define KC_RALT 0xE6
#define KC_RGUI 0xE7
#define MD_SHFT 0x01
#define KC_ALT 0x02
#define KC_CTRL 0x03
#define ZC_TRNS 0xF0
#define ZC_NOOP 0xF1
#define ZC_CSTM(n) (0xFF + n)
#define ZC_CSTM(n) (0xFF + n)
#define MOD_LCTL 0x00
#define MOD_LSFT 0x01
#define MOD_LALT 0x02
#define MOD_LGUI 0x03
#define MOD_RCTL 0x04
#define MOD_RSFT 0x05
#define MOD_RALT 0x06
#define MOD_RGUI 0x07

2
include/zmk/hid.h
View file

@ -101,6 +101,8 @@ struct zmk_hid_report
u8_t keys[13];
} __packed;
int zmk_hid_register_mod(zmk_mod modifier);
int zmk_hid_unregister_mod(zmk_mod modifier);
int zmk_hid_press_key(zmk_key key);
int zmk_hid_release_key(zmk_key key);

1
include/zmk/keys.h
View file

@ -4,6 +4,7 @@
#include <dt-bindings/zmk/keys.h>
typedef u64_t zmk_key;
typedef u8_t zmk_mod;
struct zmk_key_event
{

1
src/endpoints.c
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@ -33,6 +33,7 @@ int zmk_endpoints_send_key_event(struct zmk_key_event key_event)
struct zmk_hid_report *report;
int err;
if (key_event.pressed)
{
zmk_hid_press_key(key_event.key);

26
src/hid.c
View file

@ -4,6 +4,22 @@ static struct zmk_hid_report report = {
.modifiers = 0,
.keys = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}};
#define _TOGGLE_MOD(mod, state) \
if (modifier > MOD_RGUI) \
{ \
return -EINVAL; \
} \
WRITE_BIT(report.modifiers, mod, state);
int zmk_hid_register_mod(zmk_mod modifier)
{
_TOGGLE_MOD(modifier, true);
}
int zmk_hid_unregister_mod(zmk_mod modifier)
{
_TOGGLE_MOD(modifier, false);
}
#define KEY_OFFSET 0x02
#define MAX_KEYS 6
@ -24,6 +40,11 @@ static struct zmk_hid_report report = {
int zmk_hid_press_key(zmk_key code)
{
if (code >= KC_LCTL && code <= KC_RGUI)
{
return zmk_hid_register_mod(code - KC_LCTL);
}
if (code > ZMK_HID_MAX_KEYCODE)
{
return -EINVAL;
@ -38,6 +59,11 @@ int zmk_hid_press_key(zmk_key code)
int zmk_hid_release_key(zmk_key code)
{
if (code >= KC_LCTL && code <= KC_RGUI)
{
return zmk_hid_unregister_mod(code - KC_LCTL);
}
if (code > ZMK_HID_MAX_KEYCODE)
{
return -EINVAL;