qmk_firmware/platforms/chibios/hardware_id.c
2022-10-06 00:36:48 +01:00

20 lines
583 B
C

// Copyright 2022 QMK
// SPDX-License-Identifier: GPL-2.0-or-later
#include <ch.h>
#include "hardware_id.h"
hardware_id_t get_hardware_id(void) {
hardware_id_t id = {0};
#if defined(RP2040)
// Forward declare as including "hardware/flash.h" here causes more issues...
void flash_get_unique_id(uint8_t *);
flash_get_unique_id((uint8_t *)&id);
#elif defined(UID_BASE)
id.data[0] = (uint32_t)(*((uint32_t *)UID_BASE));
id.data[1] = (uint32_t)(*((uint32_t *)(UID_BASE + 4)));
id.data[2] = (uint32_t)(*((uint32_t *)(UID_BASE + 8)));
#endif
return id;
}