mirror of https://github.com/wolfSSL/wolfBoot.git
83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
/* app_sama5d3.c
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*
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* Test bare-metal boot application
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*
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* Copyright (C) 2021 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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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include "wolfboot/wolfboot.h"
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#ifdef TARGET_sama5d3
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/* Blue LED is PE23, Red LED is PE24 */
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#define GPIOE_BASE 0xFFFFFA00
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#define GPIOE_PER *(volatile uint32_t *)(GPIOE_BASE + 0x00)
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#define GPIOE_PDR *(volatile uint32_t *)(GPIOE_BASE + 0x04)
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#define GPIOE_PSR *(volatile uint32_t *)(GPIOE_BASE + 0x08)
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#define GPIOE_OER *(volatile uint32_t *)(GPIOE_BASE + 0x10)
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#define GPIOE_ODR *(volatile uint32_t *)(GPIOE_BASE + 0x14)
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#define GPIOE_OSR *(volatile uint32_t *)(GPIOE_BASE + 0x18)
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#define GPIOE_SODR *(volatile uint32_t *)(GPIOE_BASE + 0x30)
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#define GPIOE_CODR *(volatile uint32_t *)(GPIOE_BASE + 0x34)
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#define GPIOE_IER *(volatile uint32_t *)(GPIOE_BASE + 0x40)
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#define GPIOE_IDR *(volatile uint32_t *)(GPIOE_BASE + 0x44)
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#define GPIOE_MDER *(volatile uint32_t *)(GPIOE_BASE + 0x50)
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#define GPIOE_MDDR *(volatile uint32_t *)(GPIOE_BASE + 0x54)
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#define GPIOE_PPUDR *(volatile uint32_t *)(GPIOE_BASE + 0x60)
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#define GPIOE_PPUER *(volatile uint32_t *)(GPIOE_BASE + 0x64)
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#define BLUE_LED_PIN 23
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#define RED_LED_PIN 24
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void led_init(uint32_t pin)
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{
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uint32_t mask = 1U << pin;
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GPIOE_MDDR |= mask;
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GPIOE_PER |= mask;
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GPIOE_IDR |= mask;
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GPIOE_PPUDR |= mask;
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GPIOE_CODR |= mask;
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}
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void led_put(uint32_t pin, int val)
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{
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uint32_t mask = 1U << pin;
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if (val)
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GPIOE_SODR |= mask;
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else
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GPIOE_CODR |= mask;
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}
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volatile uint32_t time_elapsed = 0;
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void main(void) {
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/* Wait for reboot */
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led_init(RED_LED_PIN);
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led_put(RED_LED_PIN, 1);
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while(1)
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;
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}
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#endif /** TARGET_sama5d3 **/
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