updates to work with beeper

.gitignore

@@ -1,3 +1,4 @@
 build
 *.txt.user
 __pycache__
+.DS_Store

app/keyboard.c

@@ -2,6 +2,7 @@
 #include "fifo.h"
 #include "keyboard.h"
 #include "reg.h"
+#include "pi.h"
 
 #include <pico/stdlib.h>
 
@@ -36,6 +37,12 @@ static const uint8_t col_pins[NUM_OF_COLS] =
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wmissing-field-initializers"
 
+/*
+
+In https://github.com/wallComputer/bbqX0kbd_driver/blob/main/source/mod_src/bbq20kbd_pmod_codes.h
+'f' is apped to KEY_ESC
+
+*/
 static const struct entry kbd_entries[][NUM_OF_COLS] =
 {
 	{ { KEY_JOY_CENTER },  { 'W', '1' },              { 'G', '/' },              { 'S', '4' },              { 'L', '"'  },  { 'H' , ':' } },
@@ -44,7 +51,7 @@ static const struct entry kbd_entries[][NUM_OF_COLS] =
 	{ { },                 { ' ', '\t' },             { 'C', '9' },              { 'Z', '7' },              { 'M', '.'  },  { 'N', ','  } },
 	{ { KEY_BTN_LEFT2 },   { .mod = KEY_MOD_ID_SYM }, { 'T', '(' },              { 'D', '5' },              { 'I', '-'  },  { 'Y', ')'  } },
 	{ { KEY_BTN_RIGHT1 },  { .mod = KEY_MOD_ID_ALT }, { 'V', '?' },              { 'X', '8' },              { '$', '`'  },  { 'B', '!'  } },
-	{ { },                 { 'A', '*' },              { .mod = KEY_MOD_ID_SHR }, { 'P', '@' },              { '\b' },       { '\n', '|' } },
+	{ { },                 { 'A', '*' },              { .mod = KEY_MOD_ID_SHR }, { 'P', '@' },              { '\b', 'f' },       { '\n', '|' } },
 };
 
 #if NUM_OF_BTNS > 0
@@ -77,6 +84,17 @@ static struct
 	bool numlock;
 } self;
 
+static int64_t rk(alarm_id_t id, void *user_data)
+{
+	(void)id;
+
+	const int data = (int)user_data;
+
+	keyboard_inject_event((char)data, KEY_STATE_RELEASED);
+
+	return 0;
+}
+
 static void transition_to(struct list_item * const p_item, const enum key_state next_state)
 {
 	const struct entry * const p_entry = p_item->p_entry;
@@ -193,9 +211,24 @@ static void next_item_state(struct list_item * const p_item, const bool pressed)
 			break;
 
 		case KEY_STATE_HOLD:
+			if (!pressed) {
+				transition_to(p_item, KEY_STATE_RELEASED);
+			} else if ((to_ms_since_boot(get_absolute_time()) - p_item->hold_start_time) > LONG_HOLD_MS) {
+				if(p_item->effective_key == KEY_BTN_RIGHT2){
+					//inject power key
+					char key = KEY_POWER;
+					keyboard_inject_event(key, KEY_STATE_PRESSED);
+					//delay release key
+					add_alarm_in_ms(10, rk, (void*)(int)key, true);
+				}
+				transition_to(p_item, KEY_STATE_LONG_HOLD);
+			}
+			break;
+
+		case KEY_STATE_LONG_HOLD:
 			if (!pressed)
 				transition_to(p_item, KEY_STATE_RELEASED);
-			break;
+			break;			
 
 		case KEY_STATE_RELEASED:
 		{
@@ -325,7 +358,7 @@ bool keyboard_is_key_down(char key)
 		if (item->p_entry == NULL)
 			continue;
 
-		if ((item->state != KEY_STATE_PRESSED) && (item->state != KEY_STATE_HOLD))
+		if ((item->state != KEY_STATE_PRESSED) && (item->state != KEY_STATE_HOLD) && (item->state != KEY_STATE_LONG_HOLD))
 			continue;
 
 		if (item->effective_key != key)

app/keyboard.h

@@ -9,6 +9,7 @@ enum key_state
 	KEY_STATE_PRESSED,
 	KEY_STATE_HOLD,
 	KEY_STATE_RELEASED,
+	KEY_STATE_LONG_HOLD,
 };
 
 enum key_mod
@@ -41,6 +42,9 @@ enum key_mod
 #define KEY_MOD_SHR		0x1C // Right Shift
 #define KEY_MOD_SYM		0x1D
 
+#define KEY_POWER       0xEE
+#define LONG_HOLD_MS    3000
+
 struct key_callback
 {
 	void (*func)(char, enum key_state);

app/main.c

@@ -11,6 +11,7 @@
 #include "reg.h"
 #include "touchpad.h"
 #include "usb.h"
+#include "pi.h"
 
 // since the SDK doesn't support per-GPIO irq, we use this global irq and forward it
 static void gpio_irq(uint gpio, uint32_t events)
@@ -47,6 +48,8 @@ int main(void)
 	// For now, the `gpio` param is ignored and all enabled GPIOs generate the irq
 	gpio_set_irq_enabled_with_callback(0xFF, 0, true, &gpio_irq);
 
+	pi_init(); //turns on the pi
+
 #ifndef NDEBUG
 	printf("Starting main loop\r\n");
 #endif

app/pi.c

@@ -0,0 +1,28 @@
+#include "pi.h"
+#include "reg.h"
+#include "keyboard.h"
+#include "gpioexp.h"
+#include "backlight.h"
+
+#include <pico/stdlib.h>
+
+void pi_init(void)
+{
+    //Status LED
+    gpio_init(PIN_LED_R);
+    gpio_set_dir(PIN_LED_R, GPIO_OUT);
+    gpio_put(PIN_LED_R, 1);
+
+    gpio_init(PIN_LED_G);
+    gpio_set_dir(PIN_LED_G, GPIO_OUT);
+    gpio_put(PIN_LED_G, 1);
+
+    gpio_init(PIN_LED_B);
+    gpio_set_dir(PIN_LED_B, GPIO_OUT);
+    gpio_put(PIN_LED_B, 1);        
+
+    //Pi Power On
+	gpio_init(PIN_PI_PWR);
+	gpio_set_dir(PIN_PI_PWR, GPIO_OUT);
+	gpio_put(PIN_PI_PWR, 1);
+}

app/pi.h

@@ -0,0 +1,5 @@
+#pragma once
+
+#include <stdint.h>
+
+void pi_init(void);

boards/beeper.h

@@ -0,0 +1,60 @@
+#pragma once
+
+#define USB_VID				0x1209
+#define USB_PID				0xB182
+#define USB_PRODUCT			"BBQ20KBD"
+
+#define PIN_INT				0
+#define PIN_BKL				25
+
+#define PIN_SDA				18
+#define PIN_SCL				23
+
+#define PIN_TP_RESET		16
+#define PIN_TP_MOTION		22
+#define PIN_TP_SHUTDOWN		24
+
+#define PIN_PUPPET_SDA		28
+#define PIN_PUPPET_SCL		29
+
+/** beeper specific pins **/
+#define PIN_PI_PWR 15
+#define PIN_PI_SHUTDOWN 21
+#define PIN_LED_R 20
+#define PIN_LED_G 19
+#define PIN_LED_B 17
+#define PIN_BAT_ADC 26
+
+#define NUM_OF_ROWS			7
+#define PINS_ROWS \
+	14, \
+	13, \
+	12, \
+	11, \
+	10, \
+	9, \
+	8
+
+#define NUM_OF_COLS			6
+#define PINS_COLS \
+	1,  \
+	2,  \
+	3, \
+	7, \
+	6, \
+	5
+
+#define NUM_OF_BTNS			1
+#define PINS_BTNS \
+	4,
+#define BTN_KEYS \
+	{ KEY_BTN_RIGHT2 },
+
+#define PIN_GPIOEXP0		PIN_PI_SHUTDOWN
+// #define PIN_GPIOEXP1		17
+// #define PIN_GPIOEXP2		19
+// #define PIN_GPIOEXP3		21
+// #define PIN_GPIOEXP4		26
+
+// #define PICO_DEFAULT_UART			1
+// #define PICO_DEFAULT_UART_TX_PIN	20