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Diffstat (limited to 'spaghetti-monster/fsm-eeprom.c')
-rw-r--r--spaghetti-monster/fsm-eeprom.c112
1 files changed, 0 insertions, 112 deletions
diff --git a/spaghetti-monster/fsm-eeprom.c b/spaghetti-monster/fsm-eeprom.c
deleted file mode 100644
index 66cdd78..0000000
--- a/spaghetti-monster/fsm-eeprom.c
+++ /dev/null
@@ -1,112 +0,0 @@
-// fsm-eeprom.c: EEPROM API for SpaghettiMonster.
-// Copyright (C) 2017-2023 Selene ToyKeeper
-// SPDX-License-Identifier: GPL-3.0-or-later
-
-#pragma once
-
-#include "fsm-eeprom.h"
-
-#ifdef USE_EEPROM
-#ifdef EEPROM_OVERRIDE
-uint8_t *eeprom;
-#else
-uint8_t eeprom[EEPROM_BYTES];
-#endif
-
-uint8_t load_eeprom() {
- #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN)
- delay_4ms(2); // wait for power to stabilize
- #endif
-
- cli();
- // check if eeprom has been initialized; abort if it hasn't
- uint8_t marker = eeprom_read_byte((uint8_t *)EEP_START);
- if (marker != EEP_MARKER) { sei(); return 0; }
-
- // load the actual data
- for(uint8_t i=0; i<EEPROM_BYTES; i++) {
- eeprom[i] = eeprom_read_byte((uint8_t *)(EEP_START+1+i));
- }
- sei();
- return 1;
-}
-
-void save_eeprom() {
- #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN)
- delay_4ms(2); // wait for power to stabilize
- #endif
-
- cli();
-
- // save the actual data
- for(uint8_t i=0; i<EEPROM_BYTES; i++) {
- eeprom_update_byte((uint8_t *)(EEP_START+1+i), eeprom[i]);
- }
-
- // save the marker last, to indicate the transaction is complete
- eeprom_update_byte((uint8_t *)EEP_START, EEP_MARKER);
- sei();
-}
-#endif
-
-#ifdef USE_EEPROM_WL
-uint8_t eeprom_wl[EEPROM_WL_BYTES];
-uint8_t * eep_wl_prev_offset;
-
-uint8_t load_eeprom_wl() {
- #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN)
- delay_4ms(2); // wait for power to stabilize
- #endif
-
- cli();
- // check if eeprom has been initialized; abort if it hasn't
- uint8_t found = 0;
- uint8_t * offset;
- for(offset = 0;
- offset < (uint8_t *)(EEP_WL_SIZE - EEPROM_WL_BYTES - 1);
- offset += (EEPROM_WL_BYTES + 1)) {
- if (eeprom_read_byte(offset) == EEP_MARKER) {
- found = 1;
- eep_wl_prev_offset = offset;
- break;
- }
- }
-
- if (found) {
- // load the actual data
- for(uint8_t i=0; i<EEPROM_WL_BYTES; i++) {
- eeprom_wl[i] = eeprom_read_byte(offset+1+i);
- }
- }
- sei();
- return found;
-}
-
-void save_eeprom_wl() {
- #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN)
- delay_4ms(2); // wait for power to stabilize
- #endif
-
- cli();
- // erase old state
- uint8_t * offset = eep_wl_prev_offset;
- for (uint8_t i = 0; i < EEPROM_WL_BYTES+1; i ++) {
- eeprom_update_byte(offset+i, 0xFF);
- }
-
- // save new state
- offset += EEPROM_WL_BYTES+1;
- if (offset > (uint8_t *)(EEP_WL_SIZE-EEPROM_WL_BYTES-1)) offset = 0;
- eep_wl_prev_offset = offset;
- // marker byte
- // FIXME: write the marker last, to signal completed transaction
- eeprom_update_byte(offset, EEP_MARKER);
- offset ++;
- // user data
- for(uint8_t i=0; i<EEPROM_WL_BYTES; i++, offset++) {
- eeprom_update_byte(offset, eeprom_wl[i]);
- }
- sei();
-}
-#endif
-