neorv32_gpio.h

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// ================================================================================ //
// The NEORV32 RISC-V Processor - https://github.com/stnolting/neorv32              //
// Copyright (c) NEORV32 contributors.                                              //
// Copyright (c) 2020 - 2024 Stephan Nolting. All rights reserved.                  //
// Licensed under the BSD-3-Clause license, see LICENSE for details.                //
// SPDX-License-Identifier: BSD-3-Clause                                            //
// ================================================================================ //
 
#ifndef neorv32_gpio_h
#define neorv32_gpio_h
 
#include <stdint.h>
 
 
/**********************************************************************/
typedef volatile struct __attribute__((packed,aligned(4))) {
  const uint32_t INPUT[2];  
  uint32_t       OUTPUT[2]; 
} neorv32_gpio_t;
 
#define NEORV32_GPIO ((neorv32_gpio_t*) (NEORV32_GPIO_BASE))
/**********************************************************************/
int      neorv32_gpio_available(void);
void     neorv32_gpio_pin_set(int pin, int value);
void     neorv32_gpio_pin_toggle(int pin);
uint32_t neorv32_gpio_pin_get(int pin);
void     neorv32_gpio_port_set(uint64_t d);
void     neorv32_gpio_port_toggle(uint64_t toggle);
uint64_t neorv32_gpio_port_get(void);
#endif // neorv32_gpio_h