Expose API for hardware unique ID (#16869)
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28
keyboards/handwired/onekey/keymaps/hardware_id/keymap.c
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keyboards/handwired/onekey/keymaps/hardware_id/keymap.c
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@ -0,0 +1,28 @@
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#include QMK_KEYBOARD_H
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#include "hardware_id.h"
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#include <stdio.h>
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enum custom_keycodes {
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DUMP_ID = SAFE_RANGE,
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};
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const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
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LAYOUT_ortho_1x1(DUMP_ID)
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};
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bool process_record_user(uint16_t keycode, keyrecord_t *record) {
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switch (keycode) {
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case DUMP_ID:
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if (record->event.pressed) {
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hardware_id_t id = get_hardware_id();
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char buffer[100];
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sprintf(buffer, "ID:%lu:%lu:%lu:%lu\n", id.data[0], id.data[1], id.data[2], id.data[3]);
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#ifdef CONSOLE_ENABLE
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printf(buffer);
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#else
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send_string(buffer);
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#endif
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}
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break;
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}
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return false;
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};
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9
platforms/arm_atsam/hardware_id.c
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platforms/arm_atsam/hardware_id.c
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// Copyright 2022 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "hardware_id.h"
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hardware_id_t get_hardware_id(void) {
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hardware_id_t id = {0};
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return id;
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}
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13
platforms/avr/hardware_id.c
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platforms/avr/hardware_id.c
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// Copyright 2022 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include <avr/boot.h>
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#include "hardware_id.h"
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hardware_id_t get_hardware_id(void) {
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hardware_id_t id = {0};
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for (uint8_t i = 0; i < 10; i += 1) {
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((uint8_t*)&id)[i] = boot_signature_byte_get(i + 0x0E);
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}
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return id;
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}
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platforms/chibios/hardware_id.c
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platforms/chibios/hardware_id.c
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// 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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hardware_id_t get_hardware_id(void) {
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hardware_id_t id = {0};
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#ifdef 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[1] = (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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@ -2,6 +2,7 @@ PLATFORM_COMMON_DIR = $(PLATFORM_PATH)/$(PLATFORM_KEY)
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TMK_COMMON_SRC += \
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$(PLATFORM_PATH)/suspend.c \
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$(PLATFORM_COMMON_DIR)/hardware_id.c \
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$(PLATFORM_COMMON_DIR)/platform.c \
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$(PLATFORM_COMMON_DIR)/suspend.c \
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$(PLATFORM_COMMON_DIR)/timer.c \
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18
platforms/hardware_id.h
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platforms/hardware_id.h
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// Copyright 2022 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <stdint.h>
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/** \brief Storage for a hardware ID
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*
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* Ensure this is sized to cover all hardware scenarios
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*/
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typedef struct hardware_id_t {
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uint32_t data[4];
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} hardware_id_t;
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/** \brief Query the devices "unique" ID
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*/
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hardware_id_t get_hardware_id(void);
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platforms/test/hardware_id.c
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platforms/test/hardware_id.c
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// Copyright 2022 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "hardware_id.h"
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hardware_id_t get_hardware_id(void) {
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hardware_id_t id = {0};
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return id;
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}
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