qmk_firmware/keyboards/handwired/onekey/keymaps/wear_leveling/keymap.c
2022-12-02 21:55:28 +11:00

65 lines
1.8 KiB
C

// Copyright 2018-2022 Nick Brassel (@tzarc)
// SPDX-License-Identifier: GPL-3.0-or-later
#include QMK_KEYBOARD_H
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
LAYOUT_ortho_1x1(QK_BOOT)
};
#ifdef DEBUG_EEPROM_OUTPUT
# ifdef WEAR_LEVELING_ENABLE
# include "wear_leveling.h"
# endif // WEAR_LEVELING_ENABLE
uint8_t prng(void) {
static uint8_t s = 0xAA, a = 0;
s ^= s << 3;
s ^= s >> 5;
s ^= a++ >> 2;
return s;
}
void keyboard_post_init_user(void) {
debug_enable = true;
debug_matrix = true;
debug_keyboard = true;
}
void matrix_scan_user(void) {
static uint32_t last_eeprom_access = 0;
uint32_t now = timer_read32();
if (now - last_eeprom_access > 5000) {
dprint("reading eeprom\n");
last_eeprom_access = now;
union {
uint8_t bytes[4];
uint32_t raw;
} tmp;
extern uint8_t prng(void);
tmp.bytes[0] = prng();
tmp.bytes[1] = prng();
tmp.bytes[2] = prng();
tmp.bytes[3] = prng();
eeconfig_update_user(tmp.raw);
uint32_t value = eeconfig_read_user();
if (value != tmp.raw) {
dprint("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\n");
dprint("!! EEPROM readback mismatch!\n");
dprint("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\n");
}
}
# ifdef WEAR_LEVELING_ENABLE
static uint32_t last_wear_leveling_init = 0;
if (now - last_wear_leveling_init > 30000) {
dprint("init'ing wear-leveling\n");
last_wear_leveling_init = now;
wear_leveling_init();
}
# endif // WEAR_LEVELING_ENABLE
}
#endif // DEBUG_EEPROM_OUTPUT