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hid leds

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This commit is contained in:
Devaev Maxim
2020-02-28 04:44:05 +03:00
parent a84b6bd31a
commit 1470ebe6fa
11 changed files with 241 additions and 121 deletions
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65
hid/src/main.cpp
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@@ -32,23 +32,28 @@
#define CMD_SERIAL_SPEED 115200
#define CMD_RECV_TIMEOUT 100000
#define PROTO_MAGIC 0x33
#define PROTO_CRC_POLINOM 0xA001
// -----------------------------------------
#define PROTO_RESP_OK 0x20
#define PROTO_RESP_NONE 0x24
#define PROTO_RESP_CRC_ERROR 0x40
#define PROTO_RESP_INVALID_ERROR 0x45
#define PROTO_RESP_TIMEOUT_ERROR 0x48
// -----------------------------------------
#define PROTO_MAGIC 0x33
#define PROTO_CRC_POLINOM 0xA001
#define PROTO_RESP_OK 0x20
#define PROTO_RESP_NONE 0x24
#define PROTO_RESP_CRC_ERROR 0x40
#define PROTO_RESP_INVALID_ERROR 0x45
#define PROTO_RESP_TIMEOUT_ERROR 0x48
#define PROTO_RESP_PONG_PREFIX 0x80
#define PROTO_RESP_PONG_CAPS 0b00000001
#define PROTO_RESP_PONG_SCROLL 0x00000010
#define PROTO_RESP_PONG_NUM 0x00000100
#define PROTO_CMD_PING 0x01
#define PROTO_CMD_REPEAT 0x02
#define PROTO_CMD_RESET_HID 0x10
#define PROTO_CMD_KEY_EVENT 0x11
#define PROTO_CMD_MOUSE_BUTTON_EVENT 0x13 // Legacy sequence
#define PROTO_CMD_MOUSE_BUTTON_EVENT 0x13 // Legacy sequence
#define PROTO_CMD_MOUSE_MOVE_EVENT 0x12
#define PROTO_CMD_MOUSE_WHEEL_EVENT 0x14
// -----------------------------------------
#define PROTO_CMD_MOUSE_BUTTON_LEFT_SELECT 0b10000000
#define PROTO_CMD_MOUSE_BUTTON_LEFT_STATE 0b00001000
#define PROTO_CMD_MOUSE_BUTTON_RIGHT_SELECT 0b01000000
@@ -58,12 +63,13 @@
// -----------------------------------------------------------------------------
INLINE void cmdResetHid(const uint8_t *buffer) { // 0 bytes
INLINE uint8_t cmdResetHid(const uint8_t *buffer) { // 0 bytes
BootKeyboard.releaseAll();
SingleAbsoluteMouse.releaseAll();
return PROTO_RESP_OK;
}
INLINE void cmdKeyEvent(const uint8_t *buffer) { // 2 bytes
INLINE uint8_t cmdKeyEvent(const uint8_t *buffer) { // 2 bytes
KeyboardKeycode code = keymap(buffer[0]);
if (code != KEY_ERROR_UNDEFINED) {
@@ -73,9 +79,10 @@ INLINE void cmdKeyEvent(const uint8_t *buffer) { // 2 bytes
BootKeyboard.release(code);
}
}
return PROTO_RESP_OK;
}
INLINE void cmdMouseButtonEvent(const uint8_t *buffer) { // 1 byte
INLINE uint8_t cmdMouseButtonEvent(const uint8_t *buffer) { // 1 byte
uint8_t state = buffer[0];
# define PROCESS_BUTTON(name) { \
@@ -93,9 +100,10 @@ INLINE void cmdMouseButtonEvent(const uint8_t *buffer) { // 1 byte
PROCESS_BUTTON(MIDDLE);
# undef PROCESS_BUTTON
return PROTO_RESP_OK;
}
INLINE void cmdMouseMoveEvent(const uint8_t *buffer) { // 4 bytes
INLINE uint8_t cmdMouseMoveEvent(const uint8_t *buffer) { // 4 bytes
int x = (int)buffer[0] << 8;
x |= (int)buffer[1];
x = (x + 32768) / 2; // See /kvmd/apps/otg/hid/keyboard.py for details
@@ -105,13 +113,33 @@ INLINE void cmdMouseMoveEvent(const uint8_t *buffer) { // 4 bytes
y = (y + 32768) / 2; // See /kvmd/apps/otg/hid/keyboard.py for details
SingleAbsoluteMouse.moveTo(x, y);
return PROTO_RESP_OK;
}
INLINE void cmdMouseWheelEvent(const uint8_t *buffer) { // 2 bytes
INLINE uint8_t cmdMouseWheelEvent(const uint8_t *buffer) { // 2 bytes
// delta_x is not supported by hid-project now
signed char delta_y = buffer[1];
SingleAbsoluteMouse.move(0, 0, delta_y);
return PROTO_RESP_OK;
}
INLINE uint8_t cmdPongLeds(const uint8_t *buffer) { // 0 bytes
uint8_t leds = BootKeyboard.getLeds();
uint8_t response = PROTO_RESP_PONG_PREFIX;
# define PROCESS_LED(name) { \
if (leds & LED_##name##_LOCK) { \
response |= PROTO_RESP_PONG_##name; \
} \
}
PROCESS_LED(CAPS);
PROCESS_LED(SCROLL);
PROCESS_LED(NUM);
# undef PROCESS_LED
return response;
}
@@ -190,15 +218,14 @@ void loop() {
crc |= (uint16_t)buffer[7];
if (makeCrc16(buffer, 6) == crc) {
# define HANDLE(_handler) { _handler(buffer + 2); sendCmdResponse(PROTO_RESP_OK); break; }
# define HANDLE(_handler) { sendCmdResponse(_handler(buffer + 2)); break; }
switch (buffer[1]) {
case PROTO_CMD_RESET_HID: HANDLE(cmdResetHid);
case PROTO_CMD_KEY_EVENT: HANDLE(cmdKeyEvent);
case PROTO_CMD_MOUSE_BUTTON_EVENT: HANDLE(cmdMouseButtonEvent);
case PROTO_CMD_MOUSE_MOVE_EVENT: HANDLE(cmdMouseMoveEvent);
case PROTO_CMD_MOUSE_WHEEL_EVENT: HANDLE(cmdMouseWheelEvent);
case PROTO_CMD_PING: sendCmdResponse(PROTO_RESP_OK); break;
case PROTO_CMD_PING: HANDLE(cmdPongLeds);
case PROTO_CMD_REPEAT: sendCmdResponse(); break;
default: sendCmdResponse(PROTO_RESP_INVALID_ERROR); break;
}