mirror of https://github.com/wolfSSL/wolfBoot.git
101 lines
2.8 KiB
C
101 lines
2.8 KiB
C
/* app_m2354.c
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*
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* Test bare-metal application for the Nuvoton M2354 (NuMaker-M2354).
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*
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* Copyright (C) 2026 wolfSSL Inc.
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*
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* This file is part of wolfBoot.
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*
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* wolfBoot is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* wolfBoot is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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/* Console only: the NuMaker-M2354 user LED pins were not confirmed against a
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* schematic, so this app does not drive GPIO. */
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#include <stdint.h>
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#include "hal.h"
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#include "hal/m2354.h"
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#include "wolfboot/wolfboot.h"
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#include "target.h"
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#include "printf.h"
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extern void uart_init(void);
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static void busy_delay(uint32_t count)
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{
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volatile uint32_t i;
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for (i = 0; i < count; i++)
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__asm__ volatile ("nop");
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}
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static void system_reset(void)
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{
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AIRCR = AIRCR_VKEY | AIRCR_SYSRESETREQ;
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while (1)
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;
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}
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void main(void)
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{
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uint32_t version;
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uint32_t update_version;
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hal_init();
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uart_init();
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wolfBoot_printf("TEST APP\n");
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#ifdef TZEN
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/* Non-secure: reach wolfBoot through the secure gateway veneers. */
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version = wolfBoot_nsc_current_firmware_version();
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update_version = wolfBoot_nsc_update_firmware_version();
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#else
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version = wolfBoot_current_firmware_version();
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update_version = wolfBoot_update_firmware_version();
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#endif
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wolfBoot_printf("App version: %d\n", (int)version);
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/* Confirm a completed update so the swap sticks. Without this wolfBoot
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* would roll back to the previous image on the next boot. */
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if (version > 1) {
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#ifdef TZEN
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wolfBoot_nsc_success();
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#else
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wolfBoot_success();
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#endif
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wolfBoot_printf("update OK -- success confirmed\n");
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}
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/* Only ask for an update when the update partition actually holds a
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* newer image. Triggering unconditionally makes an empty or unusable
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* update slot look like a boot loop.
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*/
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if (update_version > version) {
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wolfBoot_printf("update v%d available -> trigger, reset\n",
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(int)update_version);
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busy_delay(2000000);
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#ifdef TZEN
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wolfBoot_nsc_update_trigger();
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#else
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wolfBoot_update_trigger();
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#endif
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system_reset();
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}
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wolfBoot_printf("no newer image (update slot v%d); idle\n",
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(int)update_version);
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while (1)
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;
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}
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