From 7cb4fe0944b839f28dfd96a88a772cd6a8b58019 Mon Sep 17 00:00:00 2001
From: Selene ToyKeeper
Date: Thu, 2 Nov 2023 17:16:25 -0600
Subject: reorganized project files (part 1) (just moved files, didn't change
 the contents yet,  and nothing will work without updating #includes and build
 scripts and stuff)

---
 spaghetti-monster/fsm-pcint.c | 96 -------------------------------------------
 1 file changed, 96 deletions(-)
 delete mode 100644 spaghetti-monster/fsm-pcint.c

(limited to 'spaghetti-monster/fsm-pcint.c')

diff --git a/spaghetti-monster/fsm-pcint.c b/spaghetti-monster/fsm-pcint.c
deleted file mode 100644
index 131d0c3..0000000
--- a/spaghetti-monster/fsm-pcint.c
+++ /dev/null
@@ -1,96 +0,0 @@
-// fsm-pcint.c: PCINT (Pin Change Interrupt) functions for SpaghettiMonster.
-// Copyright (C) 2017-2023 Selene ToyKeeper
-// SPDX-License-Identifier: GPL-3.0-or-later
-
-#pragma once
-
-#include <avr/interrupt.h>
-#include <util/delay_basic.h>
-
-uint8_t button_is_pressed() {
-    uint8_t value = ((SWITCH_PORT & (1<<SWITCH_PIN)) == 0);
-    button_last_state = value;
-    return value;
-}
-
-inline void PCINT_on() {
-    #if (ATTINY == 25) || (ATTINY == 45) || (ATTINY == 85)
-        // enable pin change interrupt
-        GIMSK |= (1 << PCIE);
-        // only pay attention to the e-switch pin
-        #if 0  // this is redundant; was already done in main()
-        PCMSK = (1 << SWITCH_PCINT);
-        #endif
-        // set bits 1:0 to 0b01 (interrupt on rising *and* falling edge) (default)
-        // MCUCR &= 0b11111101;  MCUCR |= 0b00000001;
-    #elif (ATTINY == 1634)
-        // enable pin change interrupt
-        #ifdef SWITCH2_PCIE
-        GIMSK |= ((1 << SWITCH_PCIE) | (1 << SWITCH2_PCIE));
-        #else
-        GIMSK |= (1 << SWITCH_PCIE);
-        #endif
-    #elif defined(AVRXMEGA3)  // ATTINY816, 817, etc)
-        SWITCH_ISC_REG |= PORT_ISC_BOTHEDGES_gc;
-    #else
-        #error Unrecognized MCU type
-    #endif
-}
-
-inline void PCINT_off() {
-    #if (ATTINY == 25) || (ATTINY == 45) || (ATTINY == 85)
-        // disable all pin-change interrupts
-        GIMSK &= ~(1 << PCIE);
-    #elif (ATTINY == 1634)
-        // disable all pin-change interrupts
-        GIMSK &= ~(1 << SWITCH_PCIE);
-    #elif defined(AVRXMEGA3)  // ATTINY816, 817, etc)
-        SWITCH_ISC_REG &= ~(PORT_ISC_gm);
-    #else
-        #error Unrecognized MCU type
-    #endif
-}
-
-//void button_change_interrupt() {
-#if (ATTINY == 25) || (ATTINY == 45) || (ATTINY == 85) || (ATTINY == 1634)
-    #ifdef PCINT_vect
-    ISR(PCINT_vect) {
-    #else
-    ISR(PCINT0_vect) {
-    #endif
-#elif defined(AVRXMEGA3)  // ATTINY816, 817, etc)
-    ISR(SWITCH_VECT) {
-        // Write a '1' to clear the interrupt flag
-        SWITCH_INTFLG |= (1 << SWITCH_PIN);
-#else
-    #error Unrecognized MCU type
-#endif
-
-    irq_pcint = 1;  // let deferred code know an interrupt happened
-
-    //DEBUG_FLASH;
-
-    // as it turns out, it's more reliable to detect pin changes from WDT
-    // because PCINT itself tends to double-tap when connected to a
-    // noisy / bouncy switch (so the content of this function has been
-    // moved to a separate function, called from WDT only)
-    // PCINT_inner(button_is_pressed());
-}
-
-// should only be called from PCINT and/or WDT
-// (is a separate function to reduce code duplication)
-void PCINT_inner(uint8_t pressed) {
-    button_last_state = pressed;
-
-    // register the change, and send event to the current state callback
-    if (pressed) {  // user pressed button
-        push_event(B_PRESS);
-        emit_current_event(0);
-    } else {  // user released button
-        // how long was the button held?
-        push_event(B_RELEASE);
-        emit_current_event(ticks_since_last_event);
-    }
-    ticks_since_last_event = 0;
-}
-
-- 
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