/* * This file is part of the Black Magic Debug project. * * Copyright (C) 2015 Black Sphere Technologies Ltd. * Written by Gareth McMullin * * 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, either version 3 of the License, or * (at your option) any later version. * * 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. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #ifndef __GPIO_H #define __GPIO_H #include #ifndef STM32F4 # include # include #else # include # include #endif #define INLINE_GPIO #define gpio_set_val(port, pin, val) do { \ if(val) \ gpio_set((port), (pin)); \ else \ gpio_clear((port), (pin)); \ } while(0) #ifdef INLINE_GPIO static inline void _gpio_set(uint32_t gpioport, uint16_t gpios) { GPIO_BSRR(gpioport) = gpios; #ifdef F4DISCOVERY GPIO_BSRR(gpioport) = gpios; #endif } #define gpio_set _gpio_set static inline void _gpio_clear(uint32_t gpioport, uint16_t gpios) { #ifndef F4DISCOVERY GPIO_BRR(gpioport) = gpios; #else GPIO_BSRR(gpioport) = gpios<<16; GPIO_BSRR(gpioport) = gpios<<16; #endif } #define gpio_clear _gpio_clear static inline uint16_t _gpio_get(uint32_t gpioport, uint16_t gpios) { return (uint16_t)GPIO_IDR(gpioport) & gpios; } #define gpio_get _gpio_get #endif #endif