xserver libX11 libXdmcp pixman git update 22-12-2010

1 files changed, 1773 insertions, 1786 deletions

diff --git a/xorg-server/hw/xfree86/common/compiler.h b/xorg-server/hw/xfree86/common/compiler.h
index 4cbe47c98..9e00d7571 100644
--- a/xorg-server/hw/xfree86/common/compiler.h
+++ b/xorg-server/hw/xfree86/common/compiler.h
@@ -1,1786 +1,1773 @@
-/*

- * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.

- *

- * Permission to use, copy, modify, distribute, and sell this software and its

- * documentation for any purpose is hereby granted without fee, provided that

- * the above copyright notice appear in all copies and that both that

- * copyright notice and this permission notice appear in supporting

- * documentation, and that the name of Thomas Roell not be used in

- * advertising or publicity pertaining to distribution of the software without

- * specific, written prior permission.  Thomas Roell makes no representations

- * about the suitability of this software for any purpose.  It is provided

- * "as is" without express or implied warranty.

- *

- * THOMAS ROELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

- * EVENT SHALL THOMAS ROELL BE LIABLE FOR ANY SPECIAL, INDIRECT OR

- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,

- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

- * PERFORMANCE OF THIS SOFTWARE.

- *

- */

-/*

- * Copyright (c) 1994-2003 by The XFree86 Project, Inc.

- *

- * Permission is hereby granted, free of charge, to any person obtaining a

- * copy of this software and associated documentation files (the "Software"),

- * to deal in the Software without restriction, including without limitation

- * the rights to use, copy, modify, merge, publish, distribute, sublicense,

- * and/or sell copies of the Software, and to permit persons to whom the

- * Software is furnished to do so, subject to the following conditions:

- *

- * The above copyright notice and this permission notice shall be included in

- * all copies or substantial portions of the Software.

- *

- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR

- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

- * OTHER DEALINGS IN THE SOFTWARE.

- *

- * Except as contained in this notice, the name of the copyright holder(s)

- * and author(s) shall not be used in advertising or otherwise to promote

- * the sale, use or other dealings in this Software without prior written

- * authorization from the copyright holder(s) and author(s).

- */

-

-#ifndef _COMPILER_H

-

-# define _COMPILER_H

-

-#if defined(__SUNPRO_C)

-# define DO_PROTOTYPES

-#endif

-

-/* Map Sun compiler platform defines to gcc-style used in the code */

-#if defined(__amd64) && !defined(__amd64__)

-# define __amd64__

-#endif

-#if defined(__i386) && !defined(__i386__)

-# define __i386__

-#endif

-#if defined(__sparc) && !defined(__sparc__)

-# define __sparc__

-#endif

-#if defined(__sparcv9) && !defined(__sparc64__)

-# define __sparc64__

-#endif

-

-#ifndef _X_EXPORT

-# include <X11/Xfuncproto.h>

-#endif

-

-# include <pixman.h> /* for uint*_t types */

-

-/* Allow drivers to use the GCC-supported __inline__ and/or __inline. */

-# ifndef __inline__

-#  if defined(__GNUC__)

-    /* gcc has __inline__ */

-#  elif defined(__HIGHC__)

-#   define __inline__ _Inline

-#  else

-#   define __inline__ /**/

-#  endif

-# endif /* __inline__ */

-# ifndef __inline

-#  if defined(__GNUC__)

-    /* gcc has __inline */

-#  elif defined(__HIGHC__)

-#   define __inline _Inline

-#  else

-#   define __inline /**/

-#  endif

-# endif /* __inline */

-

-/* Support gcc's __FUNCTION__ for people using other compilers */

-#if !defined(__GNUC__) && !defined(__FUNCTION__)

-# define __FUNCTION__ __func__ /* C99 */

-#endif

-

-# if defined(NO_INLINE) || defined(DO_PROTOTYPES)

-

-#  if !defined(__arm__)

-#   if !defined(__sparc__) && !defined(__sparc) && !defined(__arm32__) && !defined(__nds32__) \

-      && !(defined(__alpha__) && defined(linux)) \

-      && !(defined(__ia64__) && defined(linux)) \

-

-extern _X_EXPORT void outb(unsigned short, unsigned char);

-extern _X_EXPORT void outw(unsigned short, unsigned short);

-extern _X_EXPORT void outl(unsigned short, unsigned int);

-extern _X_EXPORT unsigned int inb(unsigned short);

-extern _X_EXPORT unsigned int inw(unsigned short);

-extern _X_EXPORT unsigned int inl(unsigned short);

-

-#   else /* __sparc__,  __arm32__, __alpha__, __nds32__ */

-

-extern _X_EXPORT void outb(unsigned long, unsigned char);

-extern _X_EXPORT void outw(unsigned long, unsigned short);

-extern _X_EXPORT void outl(unsigned long, unsigned int);

-extern _X_EXPORT unsigned int inb(unsigned long);

-extern _X_EXPORT unsigned int inw(unsigned long);

-extern _X_EXPORT unsigned int inl(unsigned long);

-

-#   endif /* __sparc__,  __arm32__, __alpha__, __nds32__ */

-#  endif /* __arm__ */

-

-#  if defined(__powerpc__) && !defined(__OpenBSD__)

-extern unsigned long ldq_u(unsigned long *);

-extern unsigned long ldl_u(unsigned int *);

-extern unsigned long ldw_u(unsigned short *);

-extern void stq_u(unsigned long, unsigned long *);

-extern void stl_u(unsigned long, unsigned int *);

-extern void stw_u(unsigned long, unsigned short *);

-extern void mem_barrier(void);

-extern void write_mem_barrier(void);

-extern void stl_brx(unsigned long, volatile unsigned char *, int);

-extern void stw_brx(unsigned short, volatile unsigned char *, int);

-extern unsigned long ldl_brx(volatile unsigned char *, int);

-extern unsigned short ldw_brx(volatile unsigned char *, int);

-#  endif /* __powerpc__ && !__OpenBSD */

-

-# endif /* NO_INLINE || DO_PROTOTYPES */

-

-# ifndef NO_INLINE

-#  ifdef __GNUC__

-#   ifdef __i386__

-

-#    ifdef __SSE__

-#     define write_mem_barrier() __asm__ __volatile__ ("sfence" : : : "memory")

-#    else

-#     define write_mem_barrier() __asm__ __volatile__ ("lock; addl $0,0(%%esp)" : : : "memory")

-#    endif

-

-#    ifdef __SSE2__

-#     define mem_barrier() __asm__ __volatile__ ("mfence" : : : "memory")

-#    else

-#     define mem_barrier() __asm__ __volatile__ ("lock; addl $0,0(%%esp)" : : : "memory")

-#    endif

-

-#   elif defined __alpha__

-

-#    define mem_barrier() __asm__ __volatile__ ("mb" : : : "memory")

-#    define write_mem_barrier() __asm__ __volatile__ ("wmb" : : : "memory")

-

-#   elif defined __amd64__

-

-#    define mem_barrier() __asm__ __volatile__ ("mfence" : : : "memory")

-#    define write_mem_barrier() __asm__ __volatile__ ("sfence" : : : "memory")

-

-#   elif defined __ia64__

-

-#    ifndef __INTEL_COMPILER

-#     define mem_barrier()        __asm__ __volatile__ ("mf" : : : "memory")

-#     define write_mem_barrier()  __asm__ __volatile__ ("mf" : : : "memory")

-#    else

-#     include "ia64intrin.h"

-#     define mem_barrier() __mf()

-#     define write_mem_barrier() __mf()

-#    endif

-

-#   elif defined __mips__

-     /* Note: sync instruction requires MIPS II instruction set */

-#    define mem_barrier()		\

-	__asm__ __volatile__(		\

-		".set   push\n\t"	\

-		".set   noreorder\n\t"	\

-		".set   mips2\n\t"	\

-		"sync\n\t"		\

-		".set   pop"		\

-		: /* no output */	\

-		: /* no input */	\

-		: "memory")

-#    define write_mem_barrier() mem_barrier()

-

-#   elif defined __powerpc__

-

-#    if defined(linux) && defined(__powerpc64__)

-#     include <linux/version.h>

-#     if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)

-#      include <asm/memory.h>

-#     endif

-#    endif /* defined(linux) && defined(__powerpc64__) */

-

-#    ifndef eieio /* We deal with arch-specific eieio() routines above... */

-#     define eieio() __asm__ __volatile__ ("eieio" ::: "memory")

-#    endif /* eieio */

-#    define mem_barrier()	eieio()

-#    define write_mem_barrier()	eieio()

-

-#   elif defined __sparc__

-

-#    define barrier() __asm__ __volatile__ (".word 0x8143e00a" : : : "memory")

-#    define mem_barrier()         /* XXX: nop for now */

-#    define write_mem_barrier()   /* XXX: nop for now */

-#   endif

-#  endif /* __GNUC__ */

-# endif /* NO_INLINE */

-

-# ifndef mem_barrier

-#  define mem_barrier() /* NOP */

-# endif

-

-# ifndef write_mem_barrier

-#  define write_mem_barrier() /* NOP */

-# endif

-

-

-# ifndef NO_INLINE

-#  ifdef __GNUC__

-

-/* Define some packed structures to use with unaligned accesses */

-

-struct __una_u64 { uint64_t x __attribute__((packed)); };

-struct __una_u32 { uint32_t x __attribute__((packed)); };

-struct __una_u16 { uint16_t x __attribute__((packed)); };

-

-/* Elemental unaligned loads */

-

-static __inline__ uint64_t ldq_u(uint64_t *p)

-{

-	const struct __una_u64 *ptr = (const struct __una_u64 *) p;

-	return ptr->x;

-}

-

-static __inline__ uint32_t ldl_u(uint32_t *p)

-{

-	const struct __una_u32 *ptr = (const struct __una_u32 *) p;

-	return ptr->x;

-}

-

-static __inline__ uint16_t ldw_u(uint16_t *p)

-{

-	const struct __una_u16 *ptr = (const struct __una_u16 *) p;

-	return ptr->x;

-}

-

-/* Elemental unaligned stores */

-

-static __inline__ void stq_u(uint64_t val, uint64_t *p)

-{

-	struct __una_u64 *ptr = (struct __una_u64 *) p;

-	ptr->x = val;

-}

-

-static __inline__ void stl_u(uint32_t val, uint32_t *p)

-{

-	struct __una_u32 *ptr = (struct __una_u32 *) p;

-	ptr->x = val;

-}

-

-static __inline__ void stw_u(uint16_t val, uint16_t *p)

-{

-	struct __una_u16 *ptr = (struct __una_u16 *) p;

-	ptr->x = val;

-}

-#  else /* !__GNUC__ */

-

-#include <string.h> /* needed for memmove */

-

-static __inline__ uint64_t ldq_u(uint64_t *p)

-{

-	uint64_t ret;

-	memmove(&ret, p, sizeof(*p));

-	return ret;

-}

-

-static __inline__ uint32_t ldl_u(uint32_t *p)

-{

-	uint32_t ret;

-	memmove(&ret, p, sizeof(*p));

-	return ret;

-}

-

-static __inline__ uint16_t ldw_u(uint16_t *p)

-{

-	uint16_t ret;

-	memmove(&ret, p, sizeof(*p));

-	return ret;

-}

-

-static __inline__ void stq_u(uint64_t val, uint64_t *p)

-{

-	uint64_t tmp = val;

-	memmove(p, &tmp, sizeof(*p));

-}

-

-static __inline__ void stl_u(uint32_t val, uint32_t *p)

-{

-	uint32_t tmp = val;

-	memmove(p, &tmp, sizeof(*p));

-}

-

-static __inline__ void stw_u(uint16_t val, uint16_t *p)

-{

-	uint16_t tmp = val;

-	memmove(p, &tmp, sizeof(*p));

-}

-

-#  endif /* __GNUC__ */

-# endif /* NO_INLINE */

-

-# ifndef NO_INLINE

-#  ifdef __GNUC__

-#   if (defined(linux) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)) && (defined(__alpha__))

-

-#    ifdef linux

-/* for Linux on Alpha, we use the LIBC _inx/_outx routines */

-/* note that the appropriate setup via "ioperm" needs to be done */

-/*  *before* any inx/outx is done. */

-

-extern _X_EXPORT void _outb(unsigned char val, unsigned long port);

-extern _X_EXPORT void _outw(unsigned short val, unsigned long port);

-extern _X_EXPORT void _outl(unsigned int val, unsigned long port);

-extern _X_EXPORT unsigned int _inb(unsigned long port);

-extern _X_EXPORT unsigned int _inw(unsigned long port);

-extern _X_EXPORT unsigned int _inl(unsigned long port);

-

-static __inline__ void

-outb(unsigned long port, unsigned char val)

-{

-    _outb(val, port);

-}

-

-static __inline__ void

-outw(unsigned long port, unsigned short val)

-{

-    _outw(val, port);

-}

-

-static __inline__ void

-outl(unsigned long port, unsigned int val)

-{

-    _outl(val, port);

-}

-

-static __inline__ unsigned int

-inb(unsigned long port)

-{

-  return _inb(port);

-}

-

-static __inline__ unsigned int

-inw(unsigned long port)

-{

-  return _inw(port);

-}

-

-static __inline__ unsigned int

-inl(unsigned long port)

-{

-  return _inl(port);

-}

-

-#    endif /* linux */

-

-#    if (defined(__FreeBSD__) || defined(__OpenBSD__)) \

-      && !defined(DO_PROTOTYPES)

-

-/* for FreeBSD and OpenBSD on Alpha, we use the libio (resp. libalpha) */

-/*  inx/outx routines */

-/* note that the appropriate setup via "ioperm" needs to be done */

-/*  *before* any inx/outx is done. */

-

-extern _X_EXPORT void outb(unsigned int port, unsigned char val);

-extern _X_EXPORT void outw(unsigned int port, unsigned short val);

-extern _X_EXPORT void outl(unsigned int port, unsigned int val);

-extern _X_EXPORT unsigned char inb(unsigned int port);

-extern _X_EXPORT unsigned short inw(unsigned int port);

-extern _X_EXPORT unsigned int inl(unsigned int port);

-

-#    endif /* (__FreeBSD__ || __OpenBSD__ ) && !DO_PROTOTYPES */

-

-

-#if defined(__NetBSD__)

-#include <machine/pio.h>

-#endif /* __NetBSD__ */

-

-#   elif defined(linux) && defined(__ia64__) 

- 

-#    include <inttypes.h>

-

-#    include <sys/io.h>

-

-#    undef outb

-#    undef outw

-#    undef outl

-#    undef inb

-#    undef inw

-#    undef inl

-extern _X_EXPORT void outb(unsigned long port, unsigned char val);

-extern _X_EXPORT void outw(unsigned long port, unsigned short val);

-extern _X_EXPORT void outl(unsigned long port, unsigned int val);

-extern _X_EXPORT unsigned int inb(unsigned long port);

-extern _X_EXPORT unsigned int inw(unsigned long port);

-extern _X_EXPORT unsigned int inl(unsigned long port);

- 

-#   elif (defined(linux) || defined(__FreeBSD__)) && defined(__amd64__)

- 

-#    include <inttypes.h>

-

-static __inline__ void

-outb(unsigned short port, unsigned char val)

-{

-   __asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port));

-}

-

-

-static __inline__ void

-outw(unsigned short port, unsigned short val)

-{

-   __asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port));

-}

-

-static __inline__ void

-outl(unsigned short port, unsigned int val)

-{

-   __asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port));

-}

-

-static __inline__ unsigned int

-inb(unsigned short port)

-{

-   unsigned char ret;

-   __asm__ __volatile__("inb %1,%0" :

-       "=a" (ret) :

-       "d" (port));

-   return ret;

-}

-

-static __inline__ unsigned int

-inw(unsigned short port)

-{

-   unsigned short ret;

-   __asm__ __volatile__("inw %1,%0" :

-       "=a" (ret) :

-       "d" (port));

-   return ret;

-}

-

-static __inline__ unsigned int

-inl(unsigned short port)

-{

-   unsigned int ret;

-   __asm__ __volatile__("inl %1,%0" :

-       "=a" (ret) :

-       "d" (port));

-   return ret;

-}

-

-#   elif (defined(linux) || defined(sun) || defined(__OpenBSD__) || defined(__FreeBSD__)) && defined(__sparc__)

-

-#     ifndef ASI_PL

-#      define ASI_PL 0x88

-#     endif

-

-static __inline__ void

-outb(unsigned long port, unsigned char val)

-{

-	__asm__ __volatile__("stba %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (port), "i" (ASI_PL));

-	barrier();

-}

-

-static __inline__ void

-outw(unsigned long port, unsigned short val)

-{

-	__asm__ __volatile__("stha %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (port), "i" (ASI_PL));

-	barrier();

-}

-

-static __inline__ void

-outl(unsigned long port, unsigned int val)

-{

-	__asm__ __volatile__("sta %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (port), "i" (ASI_PL));

-	barrier();

-}

-

-static __inline__ unsigned int

-inb(unsigned long port)

-{

-	unsigned int ret;

-	__asm__ __volatile__("lduba [%1] %2, %0"

-			     : "=r" (ret)

-			     : "r" (port), "i" (ASI_PL));

-	return ret;

-}

-

-static __inline__ unsigned int

-inw(unsigned long port)

-{

-	unsigned int ret;

-	__asm__ __volatile__("lduha [%1] %2, %0"

-			     : "=r" (ret)

-			     : "r" (port), "i" (ASI_PL));

-	return ret;

-}

-

-static __inline__ unsigned int

-inl(unsigned long port)

-{

-	unsigned int ret;

-	__asm__ __volatile__("lda [%1] %2, %0"

-			     : "=r" (ret)

-			     : "r" (port), "i" (ASI_PL));

-	return ret;

-}

-

-static __inline__ unsigned char

-xf86ReadMmio8(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned char ret;

-

-	__asm__ __volatile__("lduba [%1] %2, %0"

-			     : "=r" (ret)

-			     : "r" (addr), "i" (ASI_PL));

-	return ret;

-}

-

-static __inline__ unsigned short

-xf86ReadMmio16Be(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned short ret;

-

-	__asm__ __volatile__("lduh [%1], %0"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ unsigned short

-xf86ReadMmio16Le(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned short ret;

-

-	__asm__ __volatile__("lduha [%1] %2, %0"

-			     : "=r" (ret)

-			     : "r" (addr), "i" (ASI_PL));

-	return ret;

-}

-

-static __inline__ unsigned int

-xf86ReadMmio32Be(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned int ret;

-

-	__asm__ __volatile__("ld [%1], %0"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ unsigned int

-xf86ReadMmio32Le(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned int ret;

-

-	__asm__ __volatile__("lda [%1] %2, %0"

-			     : "=r" (ret)

-			     : "r" (addr), "i" (ASI_PL));

-	return ret;

-}

-

-static __inline__ void

-xf86WriteMmio8(__volatile__ void *base, const unsigned long offset,

-	       const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("stba %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr), "i" (ASI_PL));

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio16Be(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("sth %0, [%1]"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio16Le(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("stha %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr), "i" (ASI_PL));

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio32Be(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("st %0, [%1]"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio32Le(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("sta %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr), "i" (ASI_PL));

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio8NB(__volatile__ void *base, const unsigned long offset,

-		 const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("stba %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr), "i" (ASI_PL));

-}

-

-static __inline__ void

-xf86WriteMmio16BeNB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("sth %0, [%1]"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-

-static __inline__ void

-xf86WriteMmio16LeNB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("stha %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr), "i" (ASI_PL));

-}

-

-static __inline__ void

-xf86WriteMmio32BeNB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("st %0, [%1]"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-

-static __inline__ void

-xf86WriteMmio32LeNB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("sta %0, [%1] %2"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr), "i" (ASI_PL));

-}

-

-#   elif defined(__mips__) || (defined(__arm32__) && !defined(__linux__))

-#    ifdef __arm32__

-#     define PORT_SIZE long

-#    else

-#     define PORT_SIZE short

-#    endif

-

-_X_EXPORT unsigned int IOPortBase;  /* Memory mapped I/O port area */

-

-static __inline__ void

-outb(unsigned PORT_SIZE port, unsigned char val)

-{

-	*(volatile unsigned char*)(((unsigned PORT_SIZE)(port))+IOPortBase) = val;

-}

-

-static __inline__ void

-outw(unsigned PORT_SIZE port, unsigned short val)

-{

-	*(volatile unsigned short*)(((unsigned PORT_SIZE)(port))+IOPortBase) = val;

-}

-

-static __inline__ void

-outl(unsigned PORT_SIZE port, unsigned int val)

-{

-	*(volatile unsigned int*)(((unsigned PORT_SIZE)(port))+IOPortBase) = val;

-}

-

-static __inline__ unsigned int

-inb(unsigned PORT_SIZE port)

-{

-	return *(volatile unsigned char*)(((unsigned PORT_SIZE)(port))+IOPortBase);

-}

-

-static __inline__ unsigned int

-inw(unsigned PORT_SIZE port)

-{

-	return *(volatile unsigned short*)(((unsigned PORT_SIZE)(port))+IOPortBase);

-}

-

-static __inline__ unsigned int

-inl(unsigned PORT_SIZE port)

-{

-	return *(volatile unsigned int*)(((unsigned PORT_SIZE)(port))+IOPortBase);

-}

-

-

-#    if defined(__mips__)

-#     ifdef linux	/* don't mess with other OSs */

-#       if X_BYTE_ORDER == X_BIG_ENDIAN

-static __inline__ unsigned int

-xf86ReadMmio32Be(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned int ret;

-

-	__asm__ __volatile__("lw %0, 0(%1)"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ void

-xf86WriteMmio32Be(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__("sw %0, 0(%1)"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-#      endif

-#     endif /* !linux */

-#    endif /* __mips__ */

-

-#   elif (defined(linux) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__)) && defined(__powerpc__)

-

-#    ifndef MAP_FAILED

-#     define MAP_FAILED ((void *)-1)

-#    endif

-

-extern _X_EXPORT volatile unsigned char *ioBase;

-

-static __inline__ unsigned char

-xf86ReadMmio8(__volatile__ void *base, const unsigned long offset)

-{

-        register unsigned char val;

-        __asm__ __volatile__(

-                        "lbzx %0,%1,%2\n\t"

-                        "eieio"

-                        : "=r" (val)

-                        : "b" (base), "r" (offset),

-                        "m" (*((volatile unsigned char *)base+offset)));

-        return val;

-}

-

-static __inline__ unsigned short

-xf86ReadMmio16Be(__volatile__ void *base, const unsigned long offset)

-{

-        register unsigned short val;

-        __asm__ __volatile__(

-                        "lhzx %0,%1,%2\n\t"

-                        "eieio"

-                        : "=r" (val)

-                        : "b" (base), "r" (offset),

-                        "m" (*((volatile unsigned char *)base+offset)));

-        return val;

-}

-

-static __inline__ unsigned short

-xf86ReadMmio16Le(__volatile__ void *base, const unsigned long offset)

-{

-        register unsigned short val;

-        __asm__ __volatile__(

-                        "lhbrx %0,%1,%2\n\t"

-                        "eieio"

-                        : "=r" (val)

-                        : "b" (base), "r" (offset),

-                        "m" (*((volatile unsigned char *)base+offset)));

-        return val;

-}

-

-static __inline__ unsigned int

-xf86ReadMmio32Be(__volatile__ void *base, const unsigned long offset)

-{

-        register unsigned int val;

-        __asm__ __volatile__(

-                        "lwzx %0,%1,%2\n\t"

-                        "eieio"

-                        : "=r" (val)

-                        : "b" (base), "r" (offset),

-                        "m" (*((volatile unsigned char *)base+offset)));

-        return val;

-}

-

-static __inline__ unsigned int

-xf86ReadMmio32Le(__volatile__ void *base, const unsigned long offset)

-{

-        register unsigned int val;

-        __asm__ __volatile__(

-                        "lwbrx %0,%1,%2\n\t"

-                        "eieio"

-                        : "=r" (val)

-                        : "b" (base), "r" (offset),

-                        "m" (*((volatile unsigned char *)base+offset)));

-        return val;

-}

-

-static __inline__ void

-xf86WriteMmioNB8(__volatile__ void *base, const unsigned long offset,

-		 const unsigned char val)

-{

-        __asm__ __volatile__(

-                        "stbx %1,%2,%3\n\t"

-                        : "=m" (*((volatile unsigned char *)base+offset))

-                        : "r" (val), "b" (base), "r" (offset));

-}

-

-static __inline__ void

-xf86WriteMmioNB16Le(__volatile__ void *base, const unsigned long offset,

-		    const unsigned short val)

-{

-        __asm__ __volatile__(

-                        "sthbrx %1,%2,%3\n\t"

-                        : "=m" (*((volatile unsigned char *)base+offset))

-                        : "r" (val), "b" (base), "r" (offset));

-}

-

-static __inline__ void

-xf86WriteMmioNB16Be(__volatile__ void *base, const unsigned long offset,

-		    const unsigned short val)

-{

-        __asm__ __volatile__(

-                        "sthx %1,%2,%3\n\t"

-                        : "=m" (*((volatile unsigned char *)base+offset))

-                        : "r" (val), "b" (base), "r" (offset));

-}

-

-static __inline__ void

-xf86WriteMmioNB32Le(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-        __asm__ __volatile__(

-                        "stwbrx %1,%2,%3\n\t"

-                        : "=m" (*((volatile unsigned char *)base+offset))

-                        : "r" (val), "b" (base), "r" (offset));

-}

-

-static __inline__ void

-xf86WriteMmioNB32Be(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-        __asm__ __volatile__(

-                        "stwx %1,%2,%3\n\t"

-                        : "=m" (*((volatile unsigned char *)base+offset))

-                        : "r" (val), "b" (base), "r" (offset));

-}

-

-static __inline__ void

-xf86WriteMmio8(__volatile__ void *base, const unsigned long offset,

-               const unsigned char val)

-{

-        xf86WriteMmioNB8(base, offset, val);

-        eieio();

-}

-

-static __inline__ void

-xf86WriteMmio16Le(__volatile__ void *base, const unsigned long offset,

-                  const unsigned short val)

-{

-        xf86WriteMmioNB16Le(base, offset, val);

-        eieio();

-}

-

-static __inline__ void

-xf86WriteMmio16Be(__volatile__ void *base, const unsigned long offset,

-                  const unsigned short val)

-{

-        xf86WriteMmioNB16Be(base, offset, val);

-        eieio();

-}

-

-static __inline__ void

-xf86WriteMmio32Le(__volatile__ void *base, const unsigned long offset,

-                  const unsigned int val)

-{

-        xf86WriteMmioNB32Le(base, offset, val);

-        eieio();

-}

-

-static __inline__ void

-xf86WriteMmio32Be(__volatile__ void *base, const unsigned long offset,

-                  const unsigned int val)

-{

-        xf86WriteMmioNB32Be(base, offset, val);

-        eieio();

-}

-

-

-static __inline__ void

-outb(unsigned short port, unsigned char value)

-{

-        if(ioBase == MAP_FAILED) return;

-        xf86WriteMmio8((void *)ioBase, port, value);

-}

-

-static __inline__ void

-outw(unsigned short port, unsigned short value)

-{

-        if(ioBase == MAP_FAILED) return;

-        xf86WriteMmio16Le((void *)ioBase, port, value);

-}

-

-static __inline__ void

-outl(unsigned short port, unsigned int value)

-{

-        if(ioBase == MAP_FAILED) return;

-        xf86WriteMmio32Le((void *)ioBase, port, value);

-}

-

-static __inline__ unsigned int

-inb(unsigned short port)

-{

-        if(ioBase == MAP_FAILED) return 0;

-        return xf86ReadMmio8((void *)ioBase, port);

-}

-

-static __inline__ unsigned int

-inw(unsigned short port)

-{

-        if(ioBase == MAP_FAILED) return 0;

-        return xf86ReadMmio16Le((void *)ioBase, port);

-}

-

-static __inline__ unsigned int

-inl(unsigned short port)

-{

-        if(ioBase == MAP_FAILED) return 0;

-        return xf86ReadMmio32Le((void *)ioBase, port);

-}

-

-#elif defined(__arm__) && defined(__linux__)

-

-/* for Linux on ARM, we use the LIBC inx/outx routines */

-/* note that the appropriate setup via "ioperm" needs to be done */

-/*  *before* any inx/outx is done. */

-

-#include <sys/io.h>

-

-static __inline__ void

-xf_outb(unsigned short port, unsigned char val)

-{

-    outb(val, port);

-}

-

-static __inline__ void

-xf_outw(unsigned short port, unsigned short val)

-{

-    outw(val, port);

-}

-

-static __inline__ void

-xf_outl(unsigned short port, unsigned int val)

-{

-    outl(val, port);

-}

-

-#define outb xf_outb

-#define outw xf_outw

-#define outl xf_outl

-

-#   elif defined(__nds32__)

-

-/*

- * Assume all port access are aligned.  We need to revise this implementation

- * if there is unaligned port access.  For ldq_u, ldl_u, ldw_u, stq_u, stl_u and

- * stw_u, they are assumed unaligned.

- */

-

-#define barrier()		/* no barrier */

-

-#define PORT_SIZE long

-

-static __inline__ unsigned char

-xf86ReadMmio8(__volatile__ void *base, const unsigned long offset)

-{

-	return *(volatile unsigned char *)((unsigned char *)base + offset) ;

-}

-

-static __inline__ void

-xf86WriteMmio8(__volatile__ void *base, const unsigned long offset,

-	       const unsigned int val)

-{

-	*(volatile unsigned char *)((unsigned char *)base + offset) = val ;

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio8NB(__volatile__ void *base, const unsigned long offset,

-		 const unsigned int val)

-{

-	*(volatile unsigned char *)((unsigned char *)base + offset) = val ;

-}

-

-static __inline__ unsigned short

-xf86ReadMmio16Swap(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned short ret;

-

-	__asm__ __volatile__(

-	           "lhi %0, [%1];\n\t"

-	           "wsbh %0, %0;\n\t"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ unsigned short

-xf86ReadMmio16(__volatile__ void *base, const unsigned long offset)

-{

-	return *(volatile unsigned short *)((char *)base + offset) ;

-}

-

-static __inline__ void

-xf86WriteMmio16Swap(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__(

-	           "wsbh %0, %0;\n\t"

-	           "shi %0, [%1];\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio16(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	*(volatile unsigned short *)((unsigned char *)base + offset) = val ;

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio16SwapNB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__(

-	           "wsbh %0, %0;\n\t"

-	           "shi %0, [%1];\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-

-static __inline__ void

-xf86WriteMmio16NB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	*(volatile unsigned short *)((unsigned char *)base + offset) = val ;

-}

-

-static __inline__ unsigned int

-xf86ReadMmio32Swap(__volatile__ void *base, const unsigned long offset)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-	unsigned int ret;

-

-	__asm__ __volatile__(

-	           "lwi %0, [%1];\n\t"

-	           "wsbh %0, %0;\n\t"

-				  "rotri %0, %0, 16;\n\t"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ unsigned int

-xf86ReadMmio32(__volatile__ void *base, const unsigned long offset)

-{

-	return *(volatile unsigned int *)((unsigned char *)base + offset) ;

-}

-

-static __inline__ void

-xf86WriteMmio32Swap(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__(

-	           "wsbh %0, %0;\n\t"

-	           "rotri %0, %0, 16;\n\t"

-				  "swi %0, [%1];\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio32(__volatile__ void *base, const unsigned long offset,

-		  const unsigned int val)

-{

-	*(volatile unsigned int *)((unsigned char *)base + offset) = val ;

-	barrier();

-}

-

-static __inline__ void

-xf86WriteMmio32SwapNB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	unsigned long addr = ((unsigned long)base) + offset;

-

-	__asm__ __volatile__(

-	           "wsbh %0, %0;\n\t"

-				  "rotri %0, %0, 16;\n\t"

-				  "swi %0, [%1];\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-

-static __inline__ void

-xf86WriteMmio32NB(__volatile__ void *base, const unsigned long offset,

-		    const unsigned int val)

-{

-	*(volatile unsigned int *)((unsigned char *)base + offset) = val ;

-}

-

-#    if defined(NDS32_MMIO_SWAP)

-static __inline__ void

-outb(unsigned PORT_SIZE port, unsigned char val)

-{

-   xf86WriteMmio8(IOPortBase, port, val);

-}

-

-static __inline__ void

-outw(unsigned PORT_SIZE port, unsigned short val)

-{

-   xf86WriteMmio16Swap(IOPortBase, port, val);

-}

-

-static __inline__ void

-outl(unsigned PORT_SIZE port, unsigned int val)

-{

-   xf86WriteMmio32Swap(IOPortBase, port, val);

-}

-

-static __inline__ unsigned int

-inb(unsigned PORT_SIZE port)

-{

-   return xf86ReadMmio8(IOPortBase, port);

-}

-

-static __inline__ unsigned int

-inw(unsigned PORT_SIZE port)

-{

-   return xf86ReadMmio16Swap(IOPortBase, port);

-}

-

-static __inline__ unsigned int

-inl(unsigned PORT_SIZE port)

-{

-   return xf86ReadMmio32Swap(IOPortBase, port);

-}

-

-static __inline__ unsigned long ldq_u(unsigned long *p)

-{

-	unsigned long addr = (unsigned long)p;

-	unsigned int ret;

-

-	__asm__ __volatile__(

-				  "lmw.bi %0, [%1], %0, 0;\n\t"

-	           "wsbh %0, %0;\n\t"

-				  "rotri %0, %0, 16;\n\t"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ unsigned long ldl_u(unsigned int *p)

-{

-	unsigned long addr = (unsigned long)p;

-	unsigned int ret;

-

-	__asm__ __volatile__(

-				  "lmw.bi %0, [%1], %0, 0;\n\t"

-	           "wsbh %0, %0;\n\t"

-				  "rotri %0, %0, 16;\n\t"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ void stq_u(unsigned long val, unsigned long *p)

-{

-	unsigned long addr = (unsigned long)p;

-

-	__asm__ __volatile__(

-	           "wsbh %0, %0;\n\t"

-				  "rotri %0, %0, 16;\n\t"

-				  "smw.bi %0, [%1], %0, 0;\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-

-static __inline__ void stl_u(unsigned long val, unsigned int *p)

-{

-	unsigned long addr = (unsigned long)p;

-

-	__asm__ __volatile__(

-	           "wsbh %0, %0;\n\t"

-				  "rotri %0, %0, 16;\n\t"

-				  "smw.bi %0, [%1], %0, 0;\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-

-#    else /* !NDS32_MMIO_SWAP */

-static __inline__ void

-outb(unsigned PORT_SIZE port, unsigned char val)

-{

-	*(volatile unsigned char*)(((unsigned PORT_SIZE)(port))) = val;

-	barrier();

-}

-

-static __inline__ void

-outw(unsigned PORT_SIZE port, unsigned short val)

-{

-	*(volatile unsigned short*)(((unsigned PORT_SIZE)(port))) = val;

-	barrier();

-}

-

-static __inline__ void

-outl(unsigned PORT_SIZE port, unsigned int val)

-{

-	*(volatile unsigned int*)(((unsigned PORT_SIZE)(port))) = val;

-	barrier();

-}

-static __inline__ unsigned int

-inb(unsigned PORT_SIZE port)

-{

-	return *(volatile unsigned char*)(((unsigned PORT_SIZE)(port)));

-}

-

-static __inline__ unsigned int

-inw(unsigned PORT_SIZE port)

-{

-	return *(volatile unsigned short*)(((unsigned PORT_SIZE)(port)));

-}

-

-static __inline__ unsigned int

-inl(unsigned PORT_SIZE port)

-{

-	return *(volatile unsigned int*)(((unsigned PORT_SIZE)(port)));

-}

-

-static __inline__ unsigned long ldq_u(unsigned long *p)

-{

-	unsigned long addr = (unsigned long)p;

-	unsigned int ret;

-

-	__asm__ __volatile__(

-				  "lmw.bi %0, [%1], %0, 0;\n\t"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-static __inline__ unsigned long ldl_u(unsigned int *p)

-{

-	unsigned long addr = (unsigned long)p;

-	unsigned int ret;

-

-	__asm__ __volatile__(

-				  "lmw.bi %0, [%1], %0, 0;\n\t"

-			     : "=r" (ret)

-			     : "r" (addr));

-	return ret;

-}

-

-

-static __inline__ void stq_u(unsigned long val, unsigned long *p)

-{

-	unsigned long addr = (unsigned long)p;

-

-	__asm__ __volatile__(

-				  "smw.bi %0, [%1], %0, 0;\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-

-static __inline__ void stl_u(unsigned long val, unsigned int *p)

-{

-	unsigned long addr = (unsigned long)p;

-

-	__asm__ __volatile__(

-				  "smw.bi %0, [%1], %0, 0;\n\t"

-			     : /* No outputs */

-			     : "r" (val), "r" (addr));

-}

-#    endif /* NDS32_MMIO_SWAP */

-

-#    if (((X_BYTE_ORDER == X_BIG_ENDIAN) && !defined(NDS32_MMIO_SWAP)) || ((X_BYTE_ORDER != X_BIG_ENDIAN) && defined(NDS32_MMIO_SWAP)))

-#    define ldw_u(p)	((*(unsigned char *)(p)) << 8 | \

-			(*((unsigned char *)(p)+1)))

-#    define stw_u(v,p)	(*(unsigned char *)(p)) = ((v) >> 8); \

-				(*((unsigned char *)(p)+1)) = (v)

-#    else

-#    define ldw_u(p)	((*(unsigned char *)(p)) | \

-			(*((unsigned char *)(p)+1)<<8))

-#    define stw_u(v,p)	(*(unsigned char *)(p)) = (v); \

-				(*((unsigned char *)(p)+1)) = ((v) >> 8)

-#    endif

-

-#    define mem_barrier()         /* XXX: nop for now */

-#    define write_mem_barrier()   /* XXX: nop for now */

-

-#   else /* ix86 */

-

-#    if !defined(__SUNPRO_C)

-#    if !defined(FAKEIT) && !defined(__mc68000__) && !defined(__arm__) && !defined(__sh__) && !defined(__hppa__) && !defined(__s390__) && !defined(__m32r__)

-#     ifdef GCCUSESGAS

-

-/*

- * If gcc uses gas rather than the native assembler, the syntax of these

- * inlines has to be different.		DHD

- */

-

-static __inline__ void

-outb(unsigned short port, unsigned char val)

-{

-   __asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port));

-}

-

-

-static __inline__ void

-outw(unsigned short port, unsigned short val)

-{

-   __asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port));

-}

-

-static __inline__ void

-outl(unsigned short port, unsigned int val)

-{

-   __asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port));

-}

-

-static __inline__ unsigned int

-inb(unsigned short port)

-{

-   unsigned char ret;

-   __asm__ __volatile__("inb %1,%0" :

-       "=a" (ret) :

-       "d" (port));

-   return ret;

-}

-

-static __inline__ unsigned int

-inw(unsigned short port)

-{

-   unsigned short ret;

-   __asm__ __volatile__("inw %1,%0" :

-       "=a" (ret) :

-       "d" (port));

-   return ret;

-}

-

-static __inline__ unsigned int

-inl(unsigned short port)

-{

-   unsigned int ret;

-   __asm__ __volatile__("inl %1,%0" :

-       "=a" (ret) :

-       "d" (port));

-   return ret;

-}

-

-#     else	/* GCCUSESGAS */

-

-static __inline__ void

-outb(unsigned short port, unsigned char val)

-{

-  __asm__ __volatile__("out%B0 (%1)" : :"a" (val), "d" (port));

-}

-

-static __inline__ void

-outw(unsigned short port, unsigned short val)

-{

-  __asm__ __volatile__("out%W0 (%1)" : :"a" (val), "d" (port));

-}

-

-static __inline__ void

-outl(unsigned short port, unsigned int val)

-{

-  __asm__ __volatile__("out%L0 (%1)" : :"a" (val), "d" (port));

-}

-

-static __inline__ unsigned int

-inb(unsigned short port)

-{

-  unsigned char ret;

-  __asm__ __volatile__("in%B0 (%1)" :

-		   "=a" (ret) :

-		   "d" (port));

-  return ret;

-}

-

-static __inline__ unsigned int

-inw(unsigned short port)

-{

-  unsigned short ret;

-  __asm__ __volatile__("in%W0 (%1)" :

-		   "=a" (ret) :

-		   "d" (port));

-  return ret;

-}

-

-static __inline__ unsigned int

-inl(unsigned short port)

-{

-  unsigned int ret;

-  __asm__ __volatile__("in%L0 (%1)" :

-                   "=a" (ret) :

-                   "d" (port));

-  return ret;

-}

-

-#     endif /* GCCUSESGAS */

-

-#    else /* !defined(FAKEIT) && !defined(__mc68000__)  && !defined(__arm__) && !defined(__sh__) && !defined(__hppa__) && !defined(__m32r__) */

-

-static __inline__ void

-outb(unsigned short port, unsigned char val)

-{

-}

-

-static __inline__ void

-outw(unsigned short port, unsigned short val)

-{

-}

-

-static __inline__ void

-outl(unsigned short port, unsigned int val)

-{

-}

-

-static __inline__ unsigned int

-inb(unsigned short port)

-{

-  return 0;

-}

-

-static __inline__ unsigned int

-inw(unsigned short port)

-{

-  return 0;

-}

-

-static __inline__ unsigned int

-inl(unsigned short port)

-{

-  return 0;

-}

-

-#    endif /* FAKEIT */

-#    endif /* __SUNPRO_C */

-

-#   endif /* ix86 */

-

-#  else /* !GNUC */

-#    if defined(__STDC__) && (__STDC__ == 1)

-#     ifndef asm

-#      define asm __asm

-#     endif

-#    endif

-#    ifndef SCO325

-#     if defined(__UNIXWARE__)

-#     /* avoid including <sys/types.h> for <sys/inline.h> on UnixWare */

-#      define ushort unsigned short

-#      define ushort_t unsigned short

-#      define ulong unsigned long

-#      define ulong_t unsigned long

-#      define uint_t unsigned int

-#      define uchar_t unsigned char

-#     endif /* __UNIXWARE__ */

-#     if !defined(__SUNPRO_C)

-#      include <sys/inline.h>

-#     endif

-#    else

-#     include "scoasm.h"

-#    endif

-#    if !defined(__HIGHC__) && !defined(__SUNPRO_C) || \

-	defined(__USLC__)

-#     pragma asm partial_optimization outl

-#     pragma asm partial_optimization outw

-#     pragma asm partial_optimization outb

-#     pragma asm partial_optimization inl

-#     pragma asm partial_optimization inw

-#     pragma asm partial_optimization inb

-#    endif

-#  endif /* __GNUC__ */

-

-# endif /* NO_INLINE */

-

-# ifdef __alpha__

-/* entry points for Mmio memory access routines */

-extern _X_EXPORT int (*xf86ReadMmio8)(void *, unsigned long);

-extern _X_EXPORT int (*xf86ReadMmio16)(void *, unsigned long);

-#  ifndef STANDALONE_MMIO

-extern _X_EXPORT int (*xf86ReadMmio32)(void *, unsigned long);

-#  else

-/* Some DRI 3D drivers need MMIO_IN32. */

-static __inline__ int

-xf86ReadMmio32(void *Base, unsigned long Offset)

-{

-	mem_barrier();

-	return *(volatile unsigned int*)((unsigned long)Base+(Offset));

-}

-#  endif

-extern _X_EXPORT void (*xf86WriteMmio8)(int, void *, unsigned long);

-extern _X_EXPORT void (*xf86WriteMmio16)(int, void *, unsigned long);

-extern _X_EXPORT void (*xf86WriteMmio32)(int, void *, unsigned long);

-extern _X_EXPORT void (*xf86WriteMmioNB8)(int, void *, unsigned long);

-extern _X_EXPORT void (*xf86WriteMmioNB16)(int, void *, unsigned long);

-extern _X_EXPORT void (*xf86WriteMmioNB32)(int, void *, unsigned long);

-extern _X_EXPORT void xf86SlowBCopyFromBus(unsigned char *, unsigned char *, int);

-extern _X_EXPORT void xf86SlowBCopyToBus(unsigned char *, unsigned char *, int);

-

-/* Some macros to hide the system dependencies for MMIO accesses */

-/* Changed to kill noise generated by gcc's -Wcast-align */

-#  define MMIO_IN8(base, offset) (*xf86ReadMmio8)(base, offset)

-#  define MMIO_IN16(base, offset) (*xf86ReadMmio16)(base, offset)

-#  ifndef STANDALONE_MMIO

-#   define MMIO_IN32(base, offset) (*xf86ReadMmio32)(base, offset)

-#  else

-#   define MMIO_IN32(base, offset) xf86ReadMmio32(base, offset)

-#  endif

-

-#  define MMIO_OUT32(base, offset, val) \

-    do { \

-	write_mem_barrier(); \

-	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset)) = (val); \

-    } while (0)

-#  define MMIO_ONB32(base, offset, val) \

-	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset)) = (val)

-

-#  define MMIO_OUT8(base, offset, val) \

-    (*xf86WriteMmio8)((CARD8)(val), base, offset)

-#  define MMIO_OUT16(base, offset, val) \

-    (*xf86WriteMmio16)((CARD16)(val), base, offset)

-#  define MMIO_ONB8(base, offset, val) \

-    (*xf86WriteMmioNB8)((CARD8)(val), base, offset)

-#  define MMIO_ONB16(base, offset, val) \

-    (*xf86WriteMmioNB16)((CARD16)(val), base, offset)

-#  define MMIO_MOVE32(base, offset, val) \

-    MMIO_OUT32(base, offset, val)

-

-# elif defined(__powerpc__)  

- /* 

-  * we provide byteswapping and no byteswapping functions here

-  * with byteswapping as default, 

-  * drivers that don't need byteswapping should define PPC_MMIO_IS_BE 

-  */

-#  define MMIO_IN8(base, offset) xf86ReadMmio8(base, offset)

-#  define MMIO_OUT8(base, offset, val) \

-    xf86WriteMmio8(base, offset, (CARD8)(val))

-#  define MMIO_ONB8(base, offset, val) \

-    xf86WriteMmioNB8(base, offset, (CARD8)(val))

-

-#  if defined(PPC_MMIO_IS_BE) /* No byteswapping */

-#   define MMIO_IN16(base, offset) xf86ReadMmio16Be(base, offset)

-#   define MMIO_IN32(base, offset) xf86ReadMmio32Be(base, offset)

-#   define MMIO_OUT16(base, offset, val) \

-    xf86WriteMmio16Be(base, offset, (CARD16)(val))

-#   define MMIO_OUT32(base, offset, val) \

-    xf86WriteMmio32Be(base, offset, (CARD32)(val))

-#   define MMIO_ONB16(base, offset, val) \

-    xf86WriteMmioNB16Be(base, offset, (CARD16)(val))

-#   define MMIO_ONB32(base, offset, val) \

-    xf86WriteMmioNB32Be(base, offset, (CARD32)(val))

-#  else /* byteswapping is the default */

-#   define MMIO_IN16(base, offset) xf86ReadMmio16Le(base, offset)

-#   define MMIO_IN32(base, offset) xf86ReadMmio32Le(base, offset)

-#   define MMIO_OUT16(base, offset, val) \

-     xf86WriteMmio16Le(base, offset, (CARD16)(val))

-#   define MMIO_OUT32(base, offset, val) \

-     xf86WriteMmio32Le(base, offset, (CARD32)(val))

-#   define MMIO_ONB16(base, offset, val) \

-     xf86WriteMmioNB16Le(base, offset, (CARD16)(val))

-#   define MMIO_ONB32(base, offset, val) \

-     xf86WriteMmioNB32Le(base, offset, (CARD32)(val))

-#  endif

-

-#  define MMIO_MOVE32(base, offset, val) \

-       xf86WriteMmio32Be(base, offset, (CARD32)(val))

-

-# elif defined(__sparc__) || defined(sparc) || defined(__sparc)

- /*

-  * Like powerpc, we provide byteswapping and no byteswapping functions

-  * here with byteswapping as default, drivers that don't need byteswapping

-  * should define SPARC_MMIO_IS_BE (perhaps create a generic macro so that we

-  * do not need to use PPC_MMIO_IS_BE and the sparc one in all the same places

-  * of drivers?).

-  */

-#  define MMIO_IN8(base, offset) xf86ReadMmio8(base, offset)

-#  define MMIO_OUT8(base, offset, val) \

-    xf86WriteMmio8(base, offset, (CARD8)(val))

-#  define MMIO_ONB8(base, offset, val) \

-    xf86WriteMmio8NB(base, offset, (CARD8)(val))

-

-#  if defined(SPARC_MMIO_IS_BE) /* No byteswapping */

-#   define MMIO_IN16(base, offset) xf86ReadMmio16Be(base, offset)

-#   define MMIO_IN32(base, offset) xf86ReadMmio32Be(base, offset)

-#   define MMIO_OUT16(base, offset, val) \

-     xf86WriteMmio16Be(base, offset, (CARD16)(val))

-#   define MMIO_OUT32(base, offset, val) \

-     xf86WriteMmio32Be(base, offset, (CARD32)(val))

-#   define MMIO_ONB16(base, offset, val) \

-     xf86WriteMmio16BeNB(base, offset, (CARD16)(val))

-#   define MMIO_ONB32(base, offset, val) \

-     xf86WriteMmio32BeNB(base, offset, (CARD32)(val))

-#  else /* byteswapping is the default */

-#   define MMIO_IN16(base, offset) xf86ReadMmio16Le(base, offset)

-#   define MMIO_IN32(base, offset) xf86ReadMmio32Le(base, offset)

-#   define MMIO_OUT16(base, offset, val) \

-     xf86WriteMmio16Le(base, offset, (CARD16)(val))

-#   define MMIO_OUT32(base, offset, val) \

-     xf86WriteMmio32Le(base, offset, (CARD32)(val))

-#   define MMIO_ONB16(base, offset, val) \

-     xf86WriteMmio16LeNB(base, offset, (CARD16)(val))

-#   define MMIO_ONB32(base, offset, val) \

-     xf86WriteMmio32LeNB(base, offset, (CARD32)(val))

-#  endif

-

-#  define MMIO_MOVE32(base, offset, val) \

-       xf86WriteMmio32Be(base, offset, (CARD32)(val))

-

-# elif defined(__nds32__)

- /*

-  * we provide byteswapping and no byteswapping functions here

-  * with no byteswapping as default; when endianness of CPU core

-  * and I/O devices don't match, byte swapping is necessary

-  * drivers that need byteswapping should define NDS32_MMIO_SWAP

-  */

-#  define MMIO_IN8(base, offset) xf86ReadMmio8(base, offset)

-#  define MMIO_OUT8(base, offset, val) \

-    xf86WriteMmio8(base, offset, (CARD8)(val))

-#  define MMIO_ONB8(base, offset, val) \

-    xf86WriteMmioNB8(base, offset, (CARD8)(val))

-

-#  if defined(NDS32_MMIO_SWAP) /* byteswapping */

-#   define MMIO_IN16(base, offset) xf86ReadMmio16Swap(base, offset)

-#   define MMIO_IN32(base, offset) xf86ReadMmio32Swap(base, offset)

-#   define MMIO_OUT16(base, offset, val) \

-    xf86WriteMmio16Swap(base, offset, (CARD16)(val))

-#   define MMIO_OUT32(base, offset, val) \

-    xf86WriteMmio32Swap(base, offset, (CARD32)(val))

-#   define MMIO_ONB16(base, offset, val) \

-    xf86WriteMmioNB16Swap(base, offset, (CARD16)(val))

-#   define MMIO_ONB32(base, offset, val) \

-    xf86WriteMmioNB32Swap(base, offset, (CARD32)(val))

-#  else /* no byteswapping is the default */

-#   define MMIO_IN16(base, offset) xf86ReadMmio16(base, offset)

-#   define MMIO_IN32(base, offset) xf86ReadMmio32(base, offset)

-#   define MMIO_OUT16(base, offset, val) \

-     xf86WriteMmio16(base, offset, (CARD16)(val))

-#   define MMIO_OUT32(base, offset, val) \

-     xf86WriteMmio32(base, offset, (CARD32)(val))

-#   define MMIO_ONB16(base, offset, val) \

-     xf86WriteMmioNB16(base, offset, (CARD16)(val))

-#   define MMIO_ONB32(base, offset, val) \

-     xf86WriteMmioNB32(base, offset, (CARD32)(val))

-#  endif

-

-#  define MMIO_MOVE32(base, offset, val) \

-       xf86WriteMmio32(base, offset, (CARD32)(val))

-

-#ifdef N1213_HC /* for NDS32 N1213 hardcore */

-static __inline__ void nds32_flush_icache(char *addr)

-{

-	__asm__ volatile (

-		"isync %0;"

-		"msync;"

-		"isb;"

-		"cctl %0,L1I_VA_INVAL;"

-		"isb;"

-		: : "r"(addr) : "memory");

-}

-#else

-static __inline__ void nds32_flush_icache(char *addr)

-{

-	__asm__ volatile (

-		"isync %0;"

-		"isb;"

-		: : "r"(addr) : "memory");

-}

-#endif

-

-# else /* !__alpha__ && !__powerpc__ && !__sparc__ */

-

-#  define MMIO_IN8(base, offset) \

-	*(volatile CARD8 *)(((CARD8*)(base)) + (offset))

-#  define MMIO_IN16(base, offset) \

-	*(volatile CARD16 *)(void *)(((CARD8*)(base)) + (offset))

-#  define MMIO_IN32(base, offset) \

-	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset))

-#  define MMIO_OUT8(base, offset, val) \

-	*(volatile CARD8 *)(((CARD8*)(base)) + (offset)) = (val)

-#  define MMIO_OUT16(base, offset, val) \

-	*(volatile CARD16 *)(void *)(((CARD8*)(base)) + (offset)) = (val)

-#  define MMIO_OUT32(base, offset, val) \

-	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset)) = (val)

-#  define MMIO_ONB8(base, offset, val) MMIO_OUT8(base, offset, val) 

-#  define MMIO_ONB16(base, offset, val) MMIO_OUT16(base, offset, val) 

-#  define MMIO_ONB32(base, offset, val) MMIO_OUT32(base, offset, val) 

-

-#  define MMIO_MOVE32(base, offset, val) MMIO_OUT32(base, offset, val)

-

-# endif /* __alpha__ */

-

-/*

- * With Intel, the version in os-support/misc/SlowBcopy.s is used.

- * This avoids port I/O during the copy (which causes problems with

- * some hardware).

- */

-# ifdef __alpha__

-#  define slowbcopy_tobus(src,dst,count) xf86SlowBCopyToBus(src,dst,count)

-#  define slowbcopy_frombus(src,dst,count) xf86SlowBCopyFromBus(src,dst,count)

-# else /* __alpha__ */

-#  define slowbcopy_tobus(src,dst,count) xf86SlowBcopy(src,dst,count)

-#  define slowbcopy_frombus(src,dst,count) xf86SlowBcopy(src,dst,count)

-# endif /* __alpha__ */

-

-#endif /* _COMPILER_H */

+/*
+ * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Thomas Roell not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Thomas Roell makes no representations
+ * about the suitability of this software for any purpose.  It is provided
+ * "as is" without express or implied warranty.
+ *
+ * THOMAS ROELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THOMAS ROELL BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
+/*
+ * Copyright (c) 1994-2003 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the copyright holder(s)
+ * and author(s) shall not be used in advertising or otherwise to promote
+ * the sale, use or other dealings in this Software without prior written
+ * authorization from the copyright holder(s) and author(s).
+ */
+
+#ifndef _COMPILER_H
+
+# define _COMPILER_H
+
+#if defined(__SUNPRO_C)
+# define DO_PROTOTYPES
+#endif
+
+/* Map Sun compiler platform defines to gcc-style used in the code */
+#if defined(__amd64) && !defined(__amd64__)
+# define __amd64__
+#endif
+#if defined(__i386) && !defined(__i386__)
+# define __i386__
+#endif
+#if defined(__sparc) && !defined(__sparc__)
+# define __sparc__
+#endif
+#if defined(__sparcv9) && !defined(__sparc64__)
+# define __sparc64__
+#endif
+
+#ifndef _X_EXPORT
+# include <X11/Xfuncproto.h>
+#endif
+
+# include <pixman.h> /* for uint*_t types */
+
+/* Allow drivers to use the GCC-supported __inline__ and/or __inline. */
+# ifndef __inline__
+#  if defined(__GNUC__)
+    /* gcc has __inline__ */
+#  elif defined(__HIGHC__)
+#   define __inline__ _Inline
+#  else
+#   define __inline__ /**/
+#  endif
+# endif /* __inline__ */
+# ifndef __inline
+#  if defined(__GNUC__)
+    /* gcc has __inline */
+#  elif defined(__HIGHC__)
+#   define __inline _Inline
+#  else
+#   define __inline /**/
+#  endif
+# endif /* __inline */
+
+/* Support gcc's __FUNCTION__ for people using other compilers */
+#if !defined(__GNUC__) && !defined(__FUNCTION__)
+# define __FUNCTION__ __func__ /* C99 */
+#endif
+
+# if defined(NO_INLINE) || defined(DO_PROTOTYPES)
+
+#  if !defined(__arm__)
+#   if !defined(__sparc__) && !defined(__sparc) && !defined(__arm32__) && !defined(__nds32__) \
+      && !(defined(__alpha__) && defined(linux)) \
+      && !(defined(__ia64__) && defined(linux)) \
+
+extern _X_EXPORT void outb(unsigned short, unsigned char);
+extern _X_EXPORT void outw(unsigned short, unsigned short);
+extern _X_EXPORT void outl(unsigned short, unsigned int);
+extern _X_EXPORT unsigned int inb(unsigned short);
+extern _X_EXPORT unsigned int inw(unsigned short);
+extern _X_EXPORT unsigned int inl(unsigned short);
+
+#   else /* __sparc__,  __arm32__, __alpha__, __nds32__ */
+
+extern _X_EXPORT void outb(unsigned long, unsigned char);
+extern _X_EXPORT void outw(unsigned long, unsigned short);
+extern _X_EXPORT void outl(unsigned long, unsigned int);
+extern _X_EXPORT unsigned int inb(unsigned long);
+extern _X_EXPORT unsigned int inw(unsigned long);
+extern _X_EXPORT unsigned int inl(unsigned long);
+
+#   endif /* __sparc__,  __arm32__, __alpha__, __nds32__ */
+#  endif /* __arm__ */
+
+#  if defined(__powerpc__) && !defined(__OpenBSD__)
+extern unsigned long ldq_u(unsigned long *);
+extern unsigned long ldl_u(unsigned int *);
+extern unsigned long ldw_u(unsigned short *);
+extern void stq_u(unsigned long, unsigned long *);
+extern void stl_u(unsigned long, unsigned int *);
+extern void stw_u(unsigned long, unsigned short *);
+extern void mem_barrier(void);
+extern void write_mem_barrier(void);
+extern void stl_brx(unsigned long, volatile unsigned char *, int);
+extern void stw_brx(unsigned short, volatile unsigned char *, int);
+extern unsigned long ldl_brx(volatile unsigned char *, int);
+extern unsigned short ldw_brx(volatile unsigned char *, int);
+#  endif /* __powerpc__ && !__OpenBSD */
+
+# endif /* NO_INLINE || DO_PROTOTYPES */
+
+# ifndef NO_INLINE
+#  ifdef __GNUC__
+#   ifdef __i386__
+
+#    ifdef __SSE__
+#     define write_mem_barrier() __asm__ __volatile__ ("sfence" : : : "memory")
+#    else
+#     define write_mem_barrier() __asm__ __volatile__ ("lock; addl $0,0(%%esp)" : : : "memory")
+#    endif
+
+#    ifdef __SSE2__
+#     define mem_barrier() __asm__ __volatile__ ("mfence" : : : "memory")
+#    else
+#     define mem_barrier() __asm__ __volatile__ ("lock; addl $0,0(%%esp)" : : : "memory")
+#    endif
+
+#   elif defined __alpha__
+
+#    define mem_barrier() __asm__ __volatile__ ("mb" : : : "memory")
+#    define write_mem_barrier() __asm__ __volatile__ ("wmb" : : : "memory")
+
+#   elif defined __amd64__
+
+#    define mem_barrier() __asm__ __volatile__ ("mfence" : : : "memory")
+#    define write_mem_barrier() __asm__ __volatile__ ("sfence" : : : "memory")
+
+#   elif defined __ia64__
+
+#    ifndef __INTEL_COMPILER
+#     define mem_barrier()        __asm__ __volatile__ ("mf" : : : "memory")
+#     define write_mem_barrier()  __asm__ __volatile__ ("mf" : : : "memory")
+#    else
+#     include "ia64intrin.h"
+#     define mem_barrier() __mf()
+#     define write_mem_barrier() __mf()
+#    endif
+
+#   elif defined __mips__
+     /* Note: sync instruction requires MIPS II instruction set */
+#    define mem_barrier()		\
+	__asm__ __volatile__(		\
+		".set   push\n\t"	\
+		".set   noreorder\n\t"	\
+		".set   mips2\n\t"	\
+		"sync\n\t"		\
+		".set   pop"		\
+		: /* no output */	\
+		: /* no input */	\
+		: "memory")
+#    define write_mem_barrier() mem_barrier()
+
+#   elif defined __powerpc__
+
+#    if defined(linux) && defined(__powerpc64__)
+#     include <linux/version.h>
+#     if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)
+#      include <asm/memory.h>
+#     endif
+#    endif /* defined(linux) && defined(__powerpc64__) */
+
+#    ifndef eieio /* We deal with arch-specific eieio() routines above... */
+#     define eieio() __asm__ __volatile__ ("eieio" ::: "memory")
+#    endif /* eieio */
+#    define mem_barrier()	eieio()
+#    define write_mem_barrier()	eieio()
+
+#   elif defined __sparc__
+
+#    define barrier() __asm__ __volatile__ (".word 0x8143e00a" : : : "memory")
+#    define mem_barrier()         /* XXX: nop for now */
+#    define write_mem_barrier()   /* XXX: nop for now */
+#   endif
+#  endif /* __GNUC__ */
+# endif /* NO_INLINE */
+
+# ifndef mem_barrier
+#  define mem_barrier() /* NOP */
+# endif
+
+# ifndef write_mem_barrier
+#  define write_mem_barrier() /* NOP */
+# endif
+
+
+# ifndef NO_INLINE
+#  ifdef __GNUC__
+
+/* Define some packed structures to use with unaligned accesses */
+
+struct __una_u64 { uint64_t x __attribute__((packed)); };
+struct __una_u32 { uint32_t x __attribute__((packed)); };
+struct __una_u16 { uint16_t x __attribute__((packed)); };
+
+/* Elemental unaligned loads */
+
+static __inline__ uint64_t ldq_u(uint64_t *p)
+{
+	const struct __una_u64 *ptr = (const struct __una_u64 *) p;
+	return ptr->x;
+}
+
+static __inline__ uint32_t ldl_u(uint32_t *p)
+{
+	const struct __una_u32 *ptr = (const struct __una_u32 *) p;
+	return ptr->x;
+}
+
+static __inline__ uint16_t ldw_u(uint16_t *p)
+{
+	const struct __una_u16 *ptr = (const struct __una_u16 *) p;
+	return ptr->x;
+}
+
+/* Elemental unaligned stores */
+
+static __inline__ void stq_u(uint64_t val, uint64_t *p)
+{
+	struct __una_u64 *ptr = (struct __una_u64 *) p;
+	ptr->x = val;
+}
+
+static __inline__ void stl_u(uint32_t val, uint32_t *p)
+{
+	struct __una_u32 *ptr = (struct __una_u32 *) p;
+	ptr->x = val;
+}
+
+static __inline__ void stw_u(uint16_t val, uint16_t *p)
+{
+	struct __una_u16 *ptr = (struct __una_u16 *) p;
+	ptr->x = val;
+}
+#  else /* !__GNUC__ */
+
+#include <string.h> /* needed for memmove */
+
+static __inline__ uint64_t ldq_u(uint64_t *p)
+{
+	uint64_t ret;
+	memmove(&ret, p, sizeof(*p));
+	return ret;
+}
+
+static __inline__ uint32_t ldl_u(uint32_t *p)
+{
+	uint32_t ret;
+	memmove(&ret, p, sizeof(*p));
+	return ret;
+}
+
+static __inline__ uint16_t ldw_u(uint16_t *p)
+{
+	uint16_t ret;
+	memmove(&ret, p, sizeof(*p));
+	return ret;
+}
+
+static __inline__ void stq_u(uint64_t val, uint64_t *p)
+{
+	uint64_t tmp = val;
+	memmove(p, &tmp, sizeof(*p));
+}
+
+static __inline__ void stl_u(uint32_t val, uint32_t *p)
+{
+	uint32_t tmp = val;
+	memmove(p, &tmp, sizeof(*p));
+}
+
+static __inline__ void stw_u(uint16_t val, uint16_t *p)
+{
+	uint16_t tmp = val;
+	memmove(p, &tmp, sizeof(*p));
+}
+
+#  endif /* __GNUC__ */
+# endif /* NO_INLINE */
+
+# ifndef NO_INLINE
+#  ifdef __GNUC__
+#   if (defined(linux) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)) && (defined(__alpha__))
+
+#    ifdef linux
+/* for Linux on Alpha, we use the LIBC _inx/_outx routines */
+/* note that the appropriate setup via "ioperm" needs to be done */
+/*  *before* any inx/outx is done. */
+
+extern _X_EXPORT void _outb(unsigned char val, unsigned long port);
+extern _X_EXPORT void _outw(unsigned short val, unsigned long port);
+extern _X_EXPORT void _outl(unsigned int val, unsigned long port);
+extern _X_EXPORT unsigned int _inb(unsigned long port);
+extern _X_EXPORT unsigned int _inw(unsigned long port);
+extern _X_EXPORT unsigned int _inl(unsigned long port);
+
+static __inline__ void
+outb(unsigned long port, unsigned char val)
+{
+    _outb(val, port);
+}
+
+static __inline__ void
+outw(unsigned long port, unsigned short val)
+{
+    _outw(val, port);
+}
+
+static __inline__ void
+outl(unsigned long port, unsigned int val)
+{
+    _outl(val, port);
+}
+
+static __inline__ unsigned int
+inb(unsigned long port)
+{
+  return _inb(port);
+}
+
+static __inline__ unsigned int
+inw(unsigned long port)
+{
+  return _inw(port);
+}
+
+static __inline__ unsigned int
+inl(unsigned long port)
+{
+  return _inl(port);
+}
+
+#    endif /* linux */
+
+#    if (defined(__FreeBSD__) || defined(__OpenBSD__)) \
+      && !defined(DO_PROTOTYPES)
+
+/* for FreeBSD and OpenBSD on Alpha, we use the libio (resp. libalpha) */
+/*  inx/outx routines */
+/* note that the appropriate setup via "ioperm" needs to be done */
+/*  *before* any inx/outx is done. */
+
+extern _X_EXPORT void outb(unsigned int port, unsigned char val);
+extern _X_EXPORT void outw(unsigned int port, unsigned short val);
+extern _X_EXPORT void outl(unsigned int port, unsigned int val);
+extern _X_EXPORT unsigned char inb(unsigned int port);
+extern _X_EXPORT unsigned short inw(unsigned int port);
+extern _X_EXPORT unsigned int inl(unsigned int port);
+
+#    endif /* (__FreeBSD__ || __OpenBSD__ ) && !DO_PROTOTYPES */
+
+
+#if defined(__NetBSD__)
+#include <machine/pio.h>
+#endif /* __NetBSD__ */
+
+#   elif defined(linux) && defined(__ia64__) 
+ 
+#    include <inttypes.h>
+
+#    include <sys/io.h>
+
+#    undef outb
+#    undef outw
+#    undef outl
+#    undef inb
+#    undef inw
+#    undef inl
+extern _X_EXPORT void outb(unsigned long port, unsigned char val);
+extern _X_EXPORT void outw(unsigned long port, unsigned short val);
+extern _X_EXPORT void outl(unsigned long port, unsigned int val);
+extern _X_EXPORT unsigned int inb(unsigned long port);
+extern _X_EXPORT unsigned int inw(unsigned long port);
+extern _X_EXPORT unsigned int inl(unsigned long port);
+ 
+#   elif (defined(linux) || defined(__FreeBSD__)) && defined(__amd64__)
+ 
+#    include <inttypes.h>
+
+static __inline__ void
+outb(unsigned short port, unsigned char val)
+{
+   __asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port));
+}
+
+
+static __inline__ void
+outw(unsigned short port, unsigned short val)
+{
+   __asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port));
+}
+
+static __inline__ void
+outl(unsigned short port, unsigned int val)
+{
+   __asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port));
+}
+
+static __inline__ unsigned int
+inb(unsigned short port)
+{
+   unsigned char ret;
+   __asm__ __volatile__("inb %1,%0" :
+       "=a" (ret) :
+       "d" (port));
+   return ret;
+}
+
+static __inline__ unsigned int
+inw(unsigned short port)
+{
+   unsigned short ret;
+   __asm__ __volatile__("inw %1,%0" :
+       "=a" (ret) :
+       "d" (port));
+   return ret;
+}
+
+static __inline__ unsigned int
+inl(unsigned short port)
+{
+   unsigned int ret;
+   __asm__ __volatile__("inl %1,%0" :
+       "=a" (ret) :
+       "d" (port));
+   return ret;
+}
+
+#   elif (defined(linux) || defined(sun) || defined(__OpenBSD__) || defined(__FreeBSD__)) && defined(__sparc__)
+
+#     ifndef ASI_PL
+#      define ASI_PL 0x88
+#     endif
+
+static __inline__ void
+outb(unsigned long port, unsigned char val)
+{
+	__asm__ __volatile__("stba %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (port), "i" (ASI_PL));
+	barrier();
+}
+
+static __inline__ void
+outw(unsigned long port, unsigned short val)
+{
+	__asm__ __volatile__("stha %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (port), "i" (ASI_PL));
+	barrier();
+}
+
+static __inline__ void
+outl(unsigned long port, unsigned int val)
+{
+	__asm__ __volatile__("sta %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (port), "i" (ASI_PL));
+	barrier();
+}
+
+static __inline__ unsigned int
+inb(unsigned long port)
+{
+	unsigned int ret;
+	__asm__ __volatile__("lduba [%1] %2, %0"
+			     : "=r" (ret)
+			     : "r" (port), "i" (ASI_PL));
+	return ret;
+}
+
+static __inline__ unsigned int
+inw(unsigned long port)
+{
+	unsigned int ret;
+	__asm__ __volatile__("lduha [%1] %2, %0"
+			     : "=r" (ret)
+			     : "r" (port), "i" (ASI_PL));
+	return ret;
+}
+
+static __inline__ unsigned int
+inl(unsigned long port)
+{
+	unsigned int ret;
+	__asm__ __volatile__("lda [%1] %2, %0"
+			     : "=r" (ret)
+			     : "r" (port), "i" (ASI_PL));
+	return ret;
+}
+
+static __inline__ unsigned char
+xf86ReadMmio8(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned char ret;
+
+	__asm__ __volatile__("lduba [%1] %2, %0"
+			     : "=r" (ret)
+			     : "r" (addr), "i" (ASI_PL));
+	return ret;
+}
+
+static __inline__ unsigned short
+xf86ReadMmio16Be(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned short ret;
+
+	__asm__ __volatile__("lduh [%1], %0"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ unsigned short
+xf86ReadMmio16Le(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned short ret;
+
+	__asm__ __volatile__("lduha [%1] %2, %0"
+			     : "=r" (ret)
+			     : "r" (addr), "i" (ASI_PL));
+	return ret;
+}
+
+static __inline__ unsigned int
+xf86ReadMmio32Be(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned int ret;
+
+	__asm__ __volatile__("ld [%1], %0"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ unsigned int
+xf86ReadMmio32Le(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned int ret;
+
+	__asm__ __volatile__("lda [%1] %2, %0"
+			     : "=r" (ret)
+			     : "r" (addr), "i" (ASI_PL));
+	return ret;
+}
+
+static __inline__ void
+xf86WriteMmio8(__volatile__ void *base, const unsigned long offset,
+	       const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("stba %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr), "i" (ASI_PL));
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio16Be(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("sth %0, [%1]"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio16Le(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("stha %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr), "i" (ASI_PL));
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio32Be(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("st %0, [%1]"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio32Le(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("sta %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr), "i" (ASI_PL));
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio8NB(__volatile__ void *base, const unsigned long offset,
+		 const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("stba %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr), "i" (ASI_PL));
+}
+
+static __inline__ void
+xf86WriteMmio16BeNB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("sth %0, [%1]"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+
+static __inline__ void
+xf86WriteMmio16LeNB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("stha %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr), "i" (ASI_PL));
+}
+
+static __inline__ void
+xf86WriteMmio32BeNB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("st %0, [%1]"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+
+static __inline__ void
+xf86WriteMmio32LeNB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("sta %0, [%1] %2"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr), "i" (ASI_PL));
+}
+
+#   elif defined(__mips__) || (defined(__arm32__) && !defined(__linux__))
+#    ifdef __arm32__
+#     define PORT_SIZE long
+#    else
+#     define PORT_SIZE short
+#    endif
+
+_X_EXPORT unsigned int IOPortBase;  /* Memory mapped I/O port area */
+
+static __inline__ void
+outb(unsigned PORT_SIZE port, unsigned char val)
+{
+	*(volatile unsigned char*)(((unsigned PORT_SIZE)(port))+IOPortBase) = val;
+}
+
+static __inline__ void
+outw(unsigned PORT_SIZE port, unsigned short val)
+{
+	*(volatile unsigned short*)(((unsigned PORT_SIZE)(port))+IOPortBase) = val;
+}
+
+static __inline__ void
+outl(unsigned PORT_SIZE port, unsigned int val)
+{
+	*(volatile unsigned int*)(((unsigned PORT_SIZE)(port))+IOPortBase) = val;
+}
+
+static __inline__ unsigned int
+inb(unsigned PORT_SIZE port)
+{
+	return *(volatile unsigned char*)(((unsigned PORT_SIZE)(port))+IOPortBase);
+}
+
+static __inline__ unsigned int
+inw(unsigned PORT_SIZE port)
+{
+	return *(volatile unsigned short*)(((unsigned PORT_SIZE)(port))+IOPortBase);
+}
+
+static __inline__ unsigned int
+inl(unsigned PORT_SIZE port)
+{
+	return *(volatile unsigned int*)(((unsigned PORT_SIZE)(port))+IOPortBase);
+}
+
+
+#    if defined(__mips__)
+#     ifdef linux	/* don't mess with other OSs */
+#       if X_BYTE_ORDER == X_BIG_ENDIAN
+static __inline__ unsigned int
+xf86ReadMmio32Be(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned int ret;
+
+	__asm__ __volatile__("lw %0, 0(%1)"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ void
+xf86WriteMmio32Be(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__("sw %0, 0(%1)"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+#      endif
+#     endif /* !linux */
+#    endif /* __mips__ */
+
+#   elif (defined(linux) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__)) && defined(__powerpc__)
+
+#    ifndef MAP_FAILED
+#     define MAP_FAILED ((void *)-1)
+#    endif
+
+extern _X_EXPORT volatile unsigned char *ioBase;
+
+static __inline__ unsigned char
+xf86ReadMmio8(__volatile__ void *base, const unsigned long offset)
+{
+        register unsigned char val;
+        __asm__ __volatile__(
+                        "lbzx %0,%1,%2\n\t"
+                        "eieio"
+                        : "=r" (val)
+                        : "b" (base), "r" (offset),
+                        "m" (*((volatile unsigned char *)base+offset)));
+        return val;
+}
+
+static __inline__ unsigned short
+xf86ReadMmio16Be(__volatile__ void *base, const unsigned long offset)
+{
+        register unsigned short val;
+        __asm__ __volatile__(
+                        "lhzx %0,%1,%2\n\t"
+                        "eieio"
+                        : "=r" (val)
+                        : "b" (base), "r" (offset),
+                        "m" (*((volatile unsigned char *)base+offset)));
+        return val;
+}
+
+static __inline__ unsigned short
+xf86ReadMmio16Le(__volatile__ void *base, const unsigned long offset)
+{
+        register unsigned short val;
+        __asm__ __volatile__(
+                        "lhbrx %0,%1,%2\n\t"
+                        "eieio"
+                        : "=r" (val)
+                        : "b" (base), "r" (offset),
+                        "m" (*((volatile unsigned char *)base+offset)));
+        return val;
+}
+
+static __inline__ unsigned int
+xf86ReadMmio32Be(__volatile__ void *base, const unsigned long offset)
+{
+        register unsigned int val;
+        __asm__ __volatile__(
+                        "lwzx %0,%1,%2\n\t"
+                        "eieio"
+                        : "=r" (val)
+                        : "b" (base), "r" (offset),
+                        "m" (*((volatile unsigned char *)base+offset)));
+        return val;
+}
+
+static __inline__ unsigned int
+xf86ReadMmio32Le(__volatile__ void *base, const unsigned long offset)
+{
+        register unsigned int val;
+        __asm__ __volatile__(
+                        "lwbrx %0,%1,%2\n\t"
+                        "eieio"
+                        : "=r" (val)
+                        : "b" (base), "r" (offset),
+                        "m" (*((volatile unsigned char *)base+offset)));
+        return val;
+}
+
+static __inline__ void
+xf86WriteMmioNB8(__volatile__ void *base, const unsigned long offset,
+		 const unsigned char val)
+{
+        __asm__ __volatile__(
+                        "stbx %1,%2,%3\n\t"
+                        : "=m" (*((volatile unsigned char *)base+offset))
+                        : "r" (val), "b" (base), "r" (offset));
+}
+
+static __inline__ void
+xf86WriteMmioNB16Le(__volatile__ void *base, const unsigned long offset,
+		    const unsigned short val)
+{
+        __asm__ __volatile__(
+                        "sthbrx %1,%2,%3\n\t"
+                        : "=m" (*((volatile unsigned char *)base+offset))
+                        : "r" (val), "b" (base), "r" (offset));
+}
+
+static __inline__ void
+xf86WriteMmioNB16Be(__volatile__ void *base, const unsigned long offset,
+		    const unsigned short val)
+{
+        __asm__ __volatile__(
+                        "sthx %1,%2,%3\n\t"
+                        : "=m" (*((volatile unsigned char *)base+offset))
+                        : "r" (val), "b" (base), "r" (offset));
+}
+
+static __inline__ void
+xf86WriteMmioNB32Le(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+        __asm__ __volatile__(
+                        "stwbrx %1,%2,%3\n\t"
+                        : "=m" (*((volatile unsigned char *)base+offset))
+                        : "r" (val), "b" (base), "r" (offset));
+}
+
+static __inline__ void
+xf86WriteMmioNB32Be(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+        __asm__ __volatile__(
+                        "stwx %1,%2,%3\n\t"
+                        : "=m" (*((volatile unsigned char *)base+offset))
+                        : "r" (val), "b" (base), "r" (offset));
+}
+
+static __inline__ void
+xf86WriteMmio8(__volatile__ void *base, const unsigned long offset,
+               const unsigned char val)
+{
+        xf86WriteMmioNB8(base, offset, val);
+        eieio();
+}
+
+static __inline__ void
+xf86WriteMmio16Le(__volatile__ void *base, const unsigned long offset,
+                  const unsigned short val)
+{
+        xf86WriteMmioNB16Le(base, offset, val);
+        eieio();
+}
+
+static __inline__ void
+xf86WriteMmio16Be(__volatile__ void *base, const unsigned long offset,
+                  const unsigned short val)
+{
+        xf86WriteMmioNB16Be(base, offset, val);
+        eieio();
+}
+
+static __inline__ void
+xf86WriteMmio32Le(__volatile__ void *base, const unsigned long offset,
+                  const unsigned int val)
+{
+        xf86WriteMmioNB32Le(base, offset, val);
+        eieio();
+}
+
+static __inline__ void
+xf86WriteMmio32Be(__volatile__ void *base, const unsigned long offset,
+                  const unsigned int val)
+{
+        xf86WriteMmioNB32Be(base, offset, val);
+        eieio();
+}
+
+
+static __inline__ void
+outb(unsigned short port, unsigned char value)
+{
+        if(ioBase == MAP_FAILED) return;
+        xf86WriteMmio8((void *)ioBase, port, value);
+}
+
+static __inline__ void
+outw(unsigned short port, unsigned short value)
+{
+        if(ioBase == MAP_FAILED) return;
+        xf86WriteMmio16Le((void *)ioBase, port, value);
+}
+
+static __inline__ void
+outl(unsigned short port, unsigned int value)
+{
+        if(ioBase == MAP_FAILED) return;
+        xf86WriteMmio32Le((void *)ioBase, port, value);
+}
+
+static __inline__ unsigned int
+inb(unsigned short port)
+{
+        if(ioBase == MAP_FAILED) return 0;
+        return xf86ReadMmio8((void *)ioBase, port);
+}
+
+static __inline__ unsigned int
+inw(unsigned short port)
+{
+        if(ioBase == MAP_FAILED) return 0;
+        return xf86ReadMmio16Le((void *)ioBase, port);
+}
+
+static __inline__ unsigned int
+inl(unsigned short port)
+{
+        if(ioBase == MAP_FAILED) return 0;
+        return xf86ReadMmio32Le((void *)ioBase, port);
+}
+
+#elif defined(__arm__) && defined(__linux__)
+
+/* for Linux on ARM, we use the LIBC inx/outx routines */
+/* note that the appropriate setup via "ioperm" needs to be done */
+/*  *before* any inx/outx is done. */
+
+#include <sys/io.h>
+
+static __inline__ void
+xf_outb(unsigned short port, unsigned char val)
+{
+    outb(val, port);
+}
+
+static __inline__ void
+xf_outw(unsigned short port, unsigned short val)
+{
+    outw(val, port);
+}
+
+static __inline__ void
+xf_outl(unsigned short port, unsigned int val)
+{
+    outl(val, port);
+}
+
+#define outb xf_outb
+#define outw xf_outw
+#define outl xf_outl
+
+#   elif defined(__nds32__)
+
+/*
+ * Assume all port access are aligned.  We need to revise this implementation
+ * if there is unaligned port access.  For ldq_u, ldl_u, ldw_u, stq_u, stl_u and
+ * stw_u, they are assumed unaligned.
+ */
+
+#define barrier()		/* no barrier */
+
+#define PORT_SIZE long
+
+static __inline__ unsigned char
+xf86ReadMmio8(__volatile__ void *base, const unsigned long offset)
+{
+	return *(volatile unsigned char *)((unsigned char *)base + offset) ;
+}
+
+static __inline__ void
+xf86WriteMmio8(__volatile__ void *base, const unsigned long offset,
+	       const unsigned int val)
+{
+	*(volatile unsigned char *)((unsigned char *)base + offset) = val ;
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio8NB(__volatile__ void *base, const unsigned long offset,
+		 const unsigned int val)
+{
+	*(volatile unsigned char *)((unsigned char *)base + offset) = val ;
+}
+
+static __inline__ unsigned short
+xf86ReadMmio16Swap(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned short ret;
+
+	__asm__ __volatile__(
+	           "lhi %0, [%1];\n\t"
+	           "wsbh %0, %0;\n\t"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ unsigned short
+xf86ReadMmio16(__volatile__ void *base, const unsigned long offset)
+{
+	return *(volatile unsigned short *)((char *)base + offset) ;
+}
+
+static __inline__ void
+xf86WriteMmio16Swap(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__(
+	           "wsbh %0, %0;\n\t"
+	           "shi %0, [%1];\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio16(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	*(volatile unsigned short *)((unsigned char *)base + offset) = val ;
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio16SwapNB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__(
+	           "wsbh %0, %0;\n\t"
+	           "shi %0, [%1];\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+
+static __inline__ void
+xf86WriteMmio16NB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	*(volatile unsigned short *)((unsigned char *)base + offset) = val ;
+}
+
+static __inline__ unsigned int
+xf86ReadMmio32Swap(__volatile__ void *base, const unsigned long offset)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+	unsigned int ret;
+
+	__asm__ __volatile__(
+	           "lwi %0, [%1];\n\t"
+	           "wsbh %0, %0;\n\t"
+				  "rotri %0, %0, 16;\n\t"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ unsigned int
+xf86ReadMmio32(__volatile__ void *base, const unsigned long offset)
+{
+	return *(volatile unsigned int *)((unsigned char *)base + offset) ;
+}
+
+static __inline__ void
+xf86WriteMmio32Swap(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__(
+	           "wsbh %0, %0;\n\t"
+	           "rotri %0, %0, 16;\n\t"
+				  "swi %0, [%1];\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio32(__volatile__ void *base, const unsigned long offset,
+		  const unsigned int val)
+{
+	*(volatile unsigned int *)((unsigned char *)base + offset) = val ;
+	barrier();
+}
+
+static __inline__ void
+xf86WriteMmio32SwapNB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	unsigned long addr = ((unsigned long)base) + offset;
+
+	__asm__ __volatile__(
+	           "wsbh %0, %0;\n\t"
+				  "rotri %0, %0, 16;\n\t"
+				  "swi %0, [%1];\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+
+static __inline__ void
+xf86WriteMmio32NB(__volatile__ void *base, const unsigned long offset,
+		    const unsigned int val)
+{
+	*(volatile unsigned int *)((unsigned char *)base + offset) = val ;
+}
+
+#    if defined(NDS32_MMIO_SWAP)
+static __inline__ void
+outb(unsigned PORT_SIZE port, unsigned char val)
+{
+   xf86WriteMmio8(IOPortBase, port, val);
+}
+
+static __inline__ void
+outw(unsigned PORT_SIZE port, unsigned short val)
+{
+   xf86WriteMmio16Swap(IOPortBase, port, val);
+}
+
+static __inline__ void
+outl(unsigned PORT_SIZE port, unsigned int val)
+{
+   xf86WriteMmio32Swap(IOPortBase, port, val);
+}
+
+static __inline__ unsigned int
+inb(unsigned PORT_SIZE port)
+{
+   return xf86ReadMmio8(IOPortBase, port);
+}
+
+static __inline__ unsigned int
+inw(unsigned PORT_SIZE port)
+{
+   return xf86ReadMmio16Swap(IOPortBase, port);
+}
+
+static __inline__ unsigned int
+inl(unsigned PORT_SIZE port)
+{
+   return xf86ReadMmio32Swap(IOPortBase, port);
+}
+
+static __inline__ unsigned long ldq_u(unsigned long *p)
+{
+	unsigned long addr = (unsigned long)p;
+	unsigned int ret;
+
+	__asm__ __volatile__(
+				  "lmw.bi %0, [%1], %0, 0;\n\t"
+	           "wsbh %0, %0;\n\t"
+				  "rotri %0, %0, 16;\n\t"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ unsigned long ldl_u(unsigned int *p)
+{
+	unsigned long addr = (unsigned long)p;
+	unsigned int ret;
+
+	__asm__ __volatile__(
+				  "lmw.bi %0, [%1], %0, 0;\n\t"
+	           "wsbh %0, %0;\n\t"
+				  "rotri %0, %0, 16;\n\t"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ void stq_u(unsigned long val, unsigned long *p)
+{
+	unsigned long addr = (unsigned long)p;
+
+	__asm__ __volatile__(
+	           "wsbh %0, %0;\n\t"
+				  "rotri %0, %0, 16;\n\t"
+				  "smw.bi %0, [%1], %0, 0;\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+
+static __inline__ void stl_u(unsigned long val, unsigned int *p)
+{
+	unsigned long addr = (unsigned long)p;
+
+	__asm__ __volatile__(
+	           "wsbh %0, %0;\n\t"
+				  "rotri %0, %0, 16;\n\t"
+				  "smw.bi %0, [%1], %0, 0;\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+
+#    else /* !NDS32_MMIO_SWAP */
+static __inline__ void
+outb(unsigned PORT_SIZE port, unsigned char val)
+{
+	*(volatile unsigned char*)(((unsigned PORT_SIZE)(port))) = val;
+	barrier();
+}
+
+static __inline__ void
+outw(unsigned PORT_SIZE port, unsigned short val)
+{
+	*(volatile unsigned short*)(((unsigned PORT_SIZE)(port))) = val;
+	barrier();
+}
+
+static __inline__ void
+outl(unsigned PORT_SIZE port, unsigned int val)
+{
+	*(volatile unsigned int*)(((unsigned PORT_SIZE)(port))) = val;
+	barrier();
+}
+static __inline__ unsigned int
+inb(unsigned PORT_SIZE port)
+{
+	return *(volatile unsigned char*)(((unsigned PORT_SIZE)(port)));
+}
+
+static __inline__ unsigned int
+inw(unsigned PORT_SIZE port)
+{
+	return *(volatile unsigned short*)(((unsigned PORT_SIZE)(port)));
+}
+
+static __inline__ unsigned int
+inl(unsigned PORT_SIZE port)
+{
+	return *(volatile unsigned int*)(((unsigned PORT_SIZE)(port)));
+}
+
+static __inline__ unsigned long ldq_u(unsigned long *p)
+{
+	unsigned long addr = (unsigned long)p;
+	unsigned int ret;
+
+	__asm__ __volatile__(
+				  "lmw.bi %0, [%1], %0, 0;\n\t"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+static __inline__ unsigned long ldl_u(unsigned int *p)
+{
+	unsigned long addr = (unsigned long)p;
+	unsigned int ret;
+
+	__asm__ __volatile__(
+				  "lmw.bi %0, [%1], %0, 0;\n\t"
+			     : "=r" (ret)
+			     : "r" (addr));
+	return ret;
+}
+
+
+static __inline__ void stq_u(unsigned long val, unsigned long *p)
+{
+	unsigned long addr = (unsigned long)p;
+
+	__asm__ __volatile__(
+				  "smw.bi %0, [%1], %0, 0;\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+
+static __inline__ void stl_u(unsigned long val, unsigned int *p)
+{
+	unsigned long addr = (unsigned long)p;
+
+	__asm__ __volatile__(
+				  "smw.bi %0, [%1], %0, 0;\n\t"
+			     : /* No outputs */
+			     : "r" (val), "r" (addr));
+}
+#    endif /* NDS32_MMIO_SWAP */
+
+#    if (((X_BYTE_ORDER == X_BIG_ENDIAN) && !defined(NDS32_MMIO_SWAP)) || ((X_BYTE_ORDER != X_BIG_ENDIAN) && defined(NDS32_MMIO_SWAP)))
+#    define ldw_u(p)	((*(unsigned char *)(p)) << 8 | \
+			(*((unsigned char *)(p)+1)))
+#    define stw_u(v,p)	(*(unsigned char *)(p)) = ((v) >> 8); \
+				(*((unsigned char *)(p)+1)) = (v)
+#    else
+#    define ldw_u(p)	((*(unsigned char *)(p)) | \
+			(*((unsigned char *)(p)+1)<<8))
+#    define stw_u(v,p)	(*(unsigned char *)(p)) = (v); \
+				(*((unsigned char *)(p)+1)) = ((v) >> 8)
+#    endif
+
+#    define mem_barrier()         /* XXX: nop for now */
+#    define write_mem_barrier()   /* XXX: nop for now */
+
+#   else /* ix86 */
+
+#    if !defined(__SUNPRO_C)
+#    if !defined(FAKEIT) && !defined(__mc68000__) && !defined(__arm__) && !defined(__sh__) && !defined(__hppa__) && !defined(__s390__) && !defined(__m32r__)
+#     ifdef GCCUSESGAS
+
+/*
+ * If gcc uses gas rather than the native assembler, the syntax of these
+ * inlines has to be different.		DHD
+ */
+
+static __inline__ void
+outb(unsigned short port, unsigned char val)
+{
+   __asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port));
+}
+
+
+static __inline__ void
+outw(unsigned short port, unsigned short val)
+{
+   __asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port));
+}
+
+static __inline__ void
+outl(unsigned short port, unsigned int val)
+{
+   __asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port));
+}
+
+static __inline__ unsigned int
+inb(unsigned short port)
+{
+   unsigned char ret;
+   __asm__ __volatile__("inb %1,%0" :
+       "=a" (ret) :
+       "d" (port));
+   return ret;
+}
+
+static __inline__ unsigned int
+inw(unsigned short port)
+{
+   unsigned short ret;
+   __asm__ __volatile__("inw %1,%0" :
+       "=a" (ret) :
+       "d" (port));
+   return ret;
+}
+
+static __inline__ unsigned int
+inl(unsigned short port)
+{
+   unsigned int ret;
+   __asm__ __volatile__("inl %1,%0" :
+       "=a" (ret) :
+       "d" (port));
+   return ret;
+}
+
+#     else	/* GCCUSESGAS */
+
+static __inline__ void
+outb(unsigned short port, unsigned char val)
+{
+  __asm__ __volatile__("out%B0 (%1)" : :"a" (val), "d" (port));
+}
+
+static __inline__ void
+outw(unsigned short port, unsigned short val)
+{
+  __asm__ __volatile__("out%W0 (%1)" : :"a" (val), "d" (port));
+}
+
+static __inline__ void
+outl(unsigned short port, unsigned int val)
+{
+  __asm__ __volatile__("out%L0 (%1)" : :"a" (val), "d" (port));
+}
+
+static __inline__ unsigned int
+inb(unsigned short port)
+{
+  unsigned char ret;
+  __asm__ __volatile__("in%B0 (%1)" :
+		   "=a" (ret) :
+		   "d" (port));
+  return ret;
+}
+
+static __inline__ unsigned int
+inw(unsigned short port)
+{
+  unsigned short ret;
+  __asm__ __volatile__("in%W0 (%1)" :
+		   "=a" (ret) :
+		   "d" (port));
+  return ret;
+}
+
+static __inline__ unsigned int
+inl(unsigned short port)
+{
+  unsigned int ret;
+  __asm__ __volatile__("in%L0 (%1)" :
+                   "=a" (ret) :
+                   "d" (port));
+  return ret;
+}
+
+#     endif /* GCCUSESGAS */
+
+#    else /* !defined(FAKEIT) && !defined(__mc68000__)  && !defined(__arm__) && !defined(__sh__) && !defined(__hppa__) && !defined(__m32r__) */
+
+static __inline__ void
+outb(unsigned short port, unsigned char val)
+{
+}
+
+static __inline__ void
+outw(unsigned short port, unsigned short val)
+{
+}
+
+static __inline__ void
+outl(unsigned short port, unsigned int val)
+{
+}
+
+static __inline__ unsigned int
+inb(unsigned short port)
+{
+  return 0;
+}
+
+static __inline__ unsigned int
+inw(unsigned short port)
+{
+  return 0;
+}
+
+static __inline__ unsigned int
+inl(unsigned short port)
+{
+  return 0;
+}
+
+#    endif /* FAKEIT */
+#    endif /* __SUNPRO_C */
+
+#   endif /* ix86 */
+
+#  else /* !GNUC */
+#    if defined(__STDC__) && (__STDC__ == 1)
+#     ifndef asm
+#      define asm __asm
+#     endif
+#    endif
+#     if !defined(__SUNPRO_C)
+#      include <sys/inline.h>
+#     endif
+#    if !defined(__HIGHC__) && !defined(__SUNPRO_C) || \
+	defined(__USLC__)
+#     pragma asm partial_optimization outl
+#     pragma asm partial_optimization outw
+#     pragma asm partial_optimization outb
+#     pragma asm partial_optimization inl
+#     pragma asm partial_optimization inw
+#     pragma asm partial_optimization inb
+#    endif
+#  endif /* __GNUC__ */
+
+# endif /* NO_INLINE */
+
+# ifdef __alpha__
+/* entry points for Mmio memory access routines */
+extern _X_EXPORT int (*xf86ReadMmio8)(void *, unsigned long);
+extern _X_EXPORT int (*xf86ReadMmio16)(void *, unsigned long);
+#  ifndef STANDALONE_MMIO
+extern _X_EXPORT int (*xf86ReadMmio32)(void *, unsigned long);
+#  else
+/* Some DRI 3D drivers need MMIO_IN32. */
+static __inline__ int
+xf86ReadMmio32(void *Base, unsigned long Offset)
+{
+	mem_barrier();
+	return *(volatile unsigned int*)((unsigned long)Base+(Offset));
+}
+#  endif
+extern _X_EXPORT void (*xf86WriteMmio8)(int, void *, unsigned long);
+extern _X_EXPORT void (*xf86WriteMmio16)(int, void *, unsigned long);
+extern _X_EXPORT void (*xf86WriteMmio32)(int, void *, unsigned long);
+extern _X_EXPORT void (*xf86WriteMmioNB8)(int, void *, unsigned long);
+extern _X_EXPORT void (*xf86WriteMmioNB16)(int, void *, unsigned long);
+extern _X_EXPORT void (*xf86WriteMmioNB32)(int, void *, unsigned long);
+extern _X_EXPORT void xf86SlowBCopyFromBus(unsigned char *, unsigned char *, int);
+extern _X_EXPORT void xf86SlowBCopyToBus(unsigned char *, unsigned char *, int);
+
+/* Some macros to hide the system dependencies for MMIO accesses */
+/* Changed to kill noise generated by gcc's -Wcast-align */
+#  define MMIO_IN8(base, offset) (*xf86ReadMmio8)(base, offset)
+#  define MMIO_IN16(base, offset) (*xf86ReadMmio16)(base, offset)
+#  ifndef STANDALONE_MMIO
+#   define MMIO_IN32(base, offset) (*xf86ReadMmio32)(base, offset)
+#  else
+#   define MMIO_IN32(base, offset) xf86ReadMmio32(base, offset)
+#  endif
+
+#  define MMIO_OUT32(base, offset, val) \
+    do { \
+	write_mem_barrier(); \
+	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset)) = (val); \
+    } while (0)
+#  define MMIO_ONB32(base, offset, val) \
+	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset)) = (val)
+
+#  define MMIO_OUT8(base, offset, val) \
+    (*xf86WriteMmio8)((CARD8)(val), base, offset)
+#  define MMIO_OUT16(base, offset, val) \
+    (*xf86WriteMmio16)((CARD16)(val), base, offset)
+#  define MMIO_ONB8(base, offset, val) \
+    (*xf86WriteMmioNB8)((CARD8)(val), base, offset)
+#  define MMIO_ONB16(base, offset, val) \
+    (*xf86WriteMmioNB16)((CARD16)(val), base, offset)
+#  define MMIO_MOVE32(base, offset, val) \
+    MMIO_OUT32(base, offset, val)
+
+# elif defined(__powerpc__)  
+ /* 
+  * we provide byteswapping and no byteswapping functions here
+  * with byteswapping as default, 
+  * drivers that don't need byteswapping should define PPC_MMIO_IS_BE 
+  */
+#  define MMIO_IN8(base, offset) xf86ReadMmio8(base, offset)
+#  define MMIO_OUT8(base, offset, val) \
+    xf86WriteMmio8(base, offset, (CARD8)(val))
+#  define MMIO_ONB8(base, offset, val) \
+    xf86WriteMmioNB8(base, offset, (CARD8)(val))
+
+#  if defined(PPC_MMIO_IS_BE) /* No byteswapping */
+#   define MMIO_IN16(base, offset) xf86ReadMmio16Be(base, offset)
+#   define MMIO_IN32(base, offset) xf86ReadMmio32Be(base, offset)
+#   define MMIO_OUT16(base, offset, val) \
+    xf86WriteMmio16Be(base, offset, (CARD16)(val))
+#   define MMIO_OUT32(base, offset, val) \
+    xf86WriteMmio32Be(base, offset, (CARD32)(val))
+#   define MMIO_ONB16(base, offset, val) \
+    xf86WriteMmioNB16Be(base, offset, (CARD16)(val))
+#   define MMIO_ONB32(base, offset, val) \
+    xf86WriteMmioNB32Be(base, offset, (CARD32)(val))
+#  else /* byteswapping is the default */
+#   define MMIO_IN16(base, offset) xf86ReadMmio16Le(base, offset)
+#   define MMIO_IN32(base, offset) xf86ReadMmio32Le(base, offset)
+#   define MMIO_OUT16(base, offset, val) \
+     xf86WriteMmio16Le(base, offset, (CARD16)(val))
+#   define MMIO_OUT32(base, offset, val) \
+     xf86WriteMmio32Le(base, offset, (CARD32)(val))
+#   define MMIO_ONB16(base, offset, val) \
+     xf86WriteMmioNB16Le(base, offset, (CARD16)(val))
+#   define MMIO_ONB32(base, offset, val) \
+     xf86WriteMmioNB32Le(base, offset, (CARD32)(val))
+#  endif
+
+#  define MMIO_MOVE32(base, offset, val) \
+       xf86WriteMmio32Be(base, offset, (CARD32)(val))
+
+# elif defined(__sparc__) || defined(sparc) || defined(__sparc)
+ /*
+  * Like powerpc, we provide byteswapping and no byteswapping functions
+  * here with byteswapping as default, drivers that don't need byteswapping
+  * should define SPARC_MMIO_IS_BE (perhaps create a generic macro so that we
+  * do not need to use PPC_MMIO_IS_BE and the sparc one in all the same places
+  * of drivers?).
+  */
+#  define MMIO_IN8(base, offset) xf86ReadMmio8(base, offset)
+#  define MMIO_OUT8(base, offset, val) \
+    xf86WriteMmio8(base, offset, (CARD8)(val))
+#  define MMIO_ONB8(base, offset, val) \
+    xf86WriteMmio8NB(base, offset, (CARD8)(val))
+
+#  if defined(SPARC_MMIO_IS_BE) /* No byteswapping */
+#   define MMIO_IN16(base, offset) xf86ReadMmio16Be(base, offset)
+#   define MMIO_IN32(base, offset) xf86ReadMmio32Be(base, offset)
+#   define MMIO_OUT16(base, offset, val) \
+     xf86WriteMmio16Be(base, offset, (CARD16)(val))
+#   define MMIO_OUT32(base, offset, val) \
+     xf86WriteMmio32Be(base, offset, (CARD32)(val))
+#   define MMIO_ONB16(base, offset, val) \
+     xf86WriteMmio16BeNB(base, offset, (CARD16)(val))
+#   define MMIO_ONB32(base, offset, val) \
+     xf86WriteMmio32BeNB(base, offset, (CARD32)(val))
+#  else /* byteswapping is the default */
+#   define MMIO_IN16(base, offset) xf86ReadMmio16Le(base, offset)
+#   define MMIO_IN32(base, offset) xf86ReadMmio32Le(base, offset)
+#   define MMIO_OUT16(base, offset, val) \
+     xf86WriteMmio16Le(base, offset, (CARD16)(val))
+#   define MMIO_OUT32(base, offset, val) \
+     xf86WriteMmio32Le(base, offset, (CARD32)(val))
+#   define MMIO_ONB16(base, offset, val) \
+     xf86WriteMmio16LeNB(base, offset, (CARD16)(val))
+#   define MMIO_ONB32(base, offset, val) \
+     xf86WriteMmio32LeNB(base, offset, (CARD32)(val))
+#  endif
+
+#  define MMIO_MOVE32(base, offset, val) \
+       xf86WriteMmio32Be(base, offset, (CARD32)(val))
+
+# elif defined(__nds32__)
+ /*
+  * we provide byteswapping and no byteswapping functions here
+  * with no byteswapping as default; when endianness of CPU core
+  * and I/O devices don't match, byte swapping is necessary
+  * drivers that need byteswapping should define NDS32_MMIO_SWAP
+  */
+#  define MMIO_IN8(base, offset) xf86ReadMmio8(base, offset)
+#  define MMIO_OUT8(base, offset, val) \
+    xf86WriteMmio8(base, offset, (CARD8)(val))
+#  define MMIO_ONB8(base, offset, val) \
+    xf86WriteMmioNB8(base, offset, (CARD8)(val))
+
+#  if defined(NDS32_MMIO_SWAP) /* byteswapping */
+#   define MMIO_IN16(base, offset) xf86ReadMmio16Swap(base, offset)
+#   define MMIO_IN32(base, offset) xf86ReadMmio32Swap(base, offset)
+#   define MMIO_OUT16(base, offset, val) \
+    xf86WriteMmio16Swap(base, offset, (CARD16)(val))
+#   define MMIO_OUT32(base, offset, val) \
+    xf86WriteMmio32Swap(base, offset, (CARD32)(val))
+#   define MMIO_ONB16(base, offset, val) \
+    xf86WriteMmioNB16Swap(base, offset, (CARD16)(val))
+#   define MMIO_ONB32(base, offset, val) \
+    xf86WriteMmioNB32Swap(base, offset, (CARD32)(val))
+#  else /* no byteswapping is the default */
+#   define MMIO_IN16(base, offset) xf86ReadMmio16(base, offset)
+#   define MMIO_IN32(base, offset) xf86ReadMmio32(base, offset)
+#   define MMIO_OUT16(base, offset, val) \
+     xf86WriteMmio16(base, offset, (CARD16)(val))
+#   define MMIO_OUT32(base, offset, val) \
+     xf86WriteMmio32(base, offset, (CARD32)(val))
+#   define MMIO_ONB16(base, offset, val) \
+     xf86WriteMmioNB16(base, offset, (CARD16)(val))
+#   define MMIO_ONB32(base, offset, val) \
+     xf86WriteMmioNB32(base, offset, (CARD32)(val))
+#  endif
+
+#  define MMIO_MOVE32(base, offset, val) \
+       xf86WriteMmio32(base, offset, (CARD32)(val))
+
+#ifdef N1213_HC /* for NDS32 N1213 hardcore */
+static __inline__ void nds32_flush_icache(char *addr)
+{
+	__asm__ volatile (
+		"isync %0;"
+		"msync;"
+		"isb;"
+		"cctl %0,L1I_VA_INVAL;"
+		"isb;"
+		: : "r"(addr) : "memory");
+}
+#else
+static __inline__ void nds32_flush_icache(char *addr)
+{
+	__asm__ volatile (
+		"isync %0;"
+		"isb;"
+		: : "r"(addr) : "memory");
+}
+#endif
+
+# else /* !__alpha__ && !__powerpc__ && !__sparc__ */
+
+#  define MMIO_IN8(base, offset) \
+	*(volatile CARD8 *)(((CARD8*)(base)) + (offset))
+#  define MMIO_IN16(base, offset) \
+	*(volatile CARD16 *)(void *)(((CARD8*)(base)) + (offset))
+#  define MMIO_IN32(base, offset) \
+	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset))
+#  define MMIO_OUT8(base, offset, val) \
+	*(volatile CARD8 *)(((CARD8*)(base)) + (offset)) = (val)
+#  define MMIO_OUT16(base, offset, val) \
+	*(volatile CARD16 *)(void *)(((CARD8*)(base)) + (offset)) = (val)
+#  define MMIO_OUT32(base, offset, val) \
+	*(volatile CARD32 *)(void *)(((CARD8*)(base)) + (offset)) = (val)
+#  define MMIO_ONB8(base, offset, val) MMIO_OUT8(base, offset, val) 
+#  define MMIO_ONB16(base, offset, val) MMIO_OUT16(base, offset, val) 
+#  define MMIO_ONB32(base, offset, val) MMIO_OUT32(base, offset, val) 
+
+#  define MMIO_MOVE32(base, offset, val) MMIO_OUT32(base, offset, val)
+
+# endif /* __alpha__ */
+
+/*
+ * With Intel, the version in os-support/misc/SlowBcopy.s is used.
+ * This avoids port I/O during the copy (which causes problems with
+ * some hardware).
+ */
+# ifdef __alpha__
+#  define slowbcopy_tobus(src,dst,count) xf86SlowBCopyToBus(src,dst,count)
+#  define slowbcopy_frombus(src,dst,count) xf86SlowBCopyFromBus(src,dst,count)
+# else /* __alpha__ */
+#  define slowbcopy_tobus(src,dst,count) xf86SlowBcopy(src,dst,count)
+#  define slowbcopy_frombus(src,dst,count) xf86SlowBcopy(src,dst,count)
+# endif /* __alpha__ */
+
+#endif /* _COMPILER_H */