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