diff options
Diffstat (limited to 'xorg-server/hw/xfree86/common/compiler.h')
| -rw-r--r-- | xorg-server/hw/xfree86/common/compiler.h | 3559 |
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 */ |