//    Copyright 2014 Jeff Epler
//
//    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 2 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, write to the Free Software
//    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#ifndef __LINUXCNC_RTAPI_IO_H
#define __LINUXCNC_RTAPI_IO_H

#include "rtapi.h"

#ifdef __KERNEL__
#include <asm/io.h>
#elif defined(__i386) || defined(__x86_64)
#include <sys/io.h>
#endif

#if defined(__i386) || defined(__x86_64)
#define rtapi_inb inb
#define rtapi_inw inw
#define rtapi_inl inl

#define rtapi_outb outb
#define rtapi_outw outw
#define rtapi_outl outl
#define rtapi_ioperm ioperm
#else
// The prototypes follow the x86 sys/io.h prototypes
__attribute__((always_inline)) static inline unsigned char  rtapi_inb(unsigned short port) { (void)port; return 0; }
__attribute__((always_inline)) static inline unsigned short rtapi_inw(unsigned short port) { (void)port; return 0; }
__attribute__((always_inline)) static inline unsigned int   rtapi_inl(unsigned short port) { (void)port; return 0; }
__attribute__((always_inline)) static inline void rtapi_outb(unsigned char  val, unsigned short port) { (void)port; (void)val; }
__attribute__((always_inline)) static inline void rtapi_outw(unsigned short val, unsigned short port) { (void)port; (void)val; }
__attribute__((always_inline)) static inline void rtapi_outl(unsigned int   val, unsigned short port) { (void)port; (void)val; }
__attribute__((always_inline)) static inline int rtapi_ioperm(unsigned long from, unsigned long num, int turn_on)
{ (void)from; (void)num; (void)turn_on; return 0; }
#endif

#endif
