/* * This file is part of the coreboot project. * * Copyright (C) 2015 Google Inc. * Copyright (C) 2015 Intel Corporation * Copyright (C) 2017 Advanced Micro Devices, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include #include "gpio.h" int gpio_get(gpio_t gpio_num) { uint32_t reg; reg = read32((void *)(uintptr_t)gpio_num); return !!(reg & GPIO_PIN_STS); }