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/* ========================================================================= #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2024 Maxim Devaev <[email protected]> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
# #
# ========================================================================= */
#include "ph_ps2.h"
#include "ph_types.h"
#include "ph_outputs.h"
#include "hardware/gpio.h"
#define _LS_POWER_PIN 13
#define _KBD_DATA_PIN 11 // CLK == 12
#define _MOUSE_DATA_PIN 14 // CLK == 15
#define _KBD_IN_DATA_PIN 26 // passthru, CLK == 27
#define _MOUSE_IN_DATA_PIN 16 // passthru, CLK == 17
u8 ph_g_ps2_kbd_leds = 0;
bool ph_g_ps2_kbd_online = 0;
bool ph_g_ps2_mouse_online = 0;
u8 ph_ps2_kbd_modifiers = 0;
u8 ph_ps2_mouse_buttons = 0;
void tuh_kb_set_leds(u8 leds) {
ph_g_ps2_kbd_leds = leds;
}
void ph_ps2_init(void) {
if (PH_O_HAS_PS2) {
gpio_init(_LS_POWER_PIN);
gpio_set_dir(_LS_POWER_PIN, GPIO_OUT);
gpio_put(_LS_POWER_PIN, true);
}
# define INIT_STUB(x_pin) { \
gpio_init(x_pin); gpio_set_dir(x_pin, GPIO_IN); \
gpio_init(x_pin + 1); gpio_set_dir(x_pin + 1, GPIO_IN); \
}
if (PH_O_IS_KBD_PS2) {
kb_init(_KBD_DATA_PIN, _KBD_IN_DATA_PIN);
} else {
INIT_STUB(_KBD_DATA_PIN);
}
if (PH_O_IS_MOUSE_PS2) {
ms_init(_MOUSE_DATA_PIN, _MOUSE_IN_DATA_PIN);
} else {
INIT_STUB(_MOUSE_DATA_PIN);
}
# undef INIT_STUB
}
void ph_ps2_task(void) {
if (PH_O_IS_KBD_PS2) {
ph_g_ps2_kbd_online = kb_task();
}
if (PH_O_IS_MOUSE_PS2) {
ph_g_ps2_mouse_online = ms_task();
}
}
void ph_ps2_kbd_send_key(u8 key, bool state) {
if (PH_O_IS_KBD_PS2) {
if (key >= 0xe0 && key <= 0xe7) {
if (state) {
ph_ps2_kbd_modifiers = ph_ps2_kbd_modifiers | (1 << (key - 0xe0));
} else {
ph_ps2_kbd_modifiers = ph_ps2_kbd_modifiers & ~(1 << (key - 0xe0));
}
}
kb_send_key(key, state, ph_ps2_kbd_modifiers);
}
}
void ph_ps2_mouse_send_button(u8 button, bool state) {
if (PH_O_IS_MOUSE_PS2) {
button--;
if (state) {
ph_ps2_mouse_buttons = ph_ps2_mouse_buttons | (1 << button);
} else {
ph_ps2_mouse_buttons = ph_ps2_mouse_buttons & ~(1 << button);
}
ms_send_movement(ph_ps2_mouse_buttons, 0, 0, 0);
}
}
void ph_ps2_mouse_send_rel(s8 x, s8 y) {
if (PH_O_IS_MOUSE_PS2) {
ms_send_movement(ph_ps2_mouse_buttons, x, y, 0);
}
}
void ph_ps2_mouse_send_wheel(s8 h, s8 v) {
if (PH_O_IS_MOUSE_PS2) {
(void)h; // as far as I know there is no standard way for horizontal scrolling
ms_send_movement(ph_ps2_mouse_buttons, 0, 0, v);
}
}
void ph_ps2_send_clear(void) {
if (PH_O_IS_KBD_PS2) {
//for(u8 key = 0xe0; key <= 0xe7; key++) {
// kb_send_key(key, false, 0);
//}
//for(u8 key = 4; key <= 116; key++) {
// kb_send_key(key, false, 0);
//}
}
if (PH_O_IS_MOUSE_PS2) {
ms_send_movement(0, 0, 0, 0);
}
}
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