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-/* $XConsortium: AsmMacros.h /main/13 1996/10/25 11:33:12 kaleb $ */
-/*
- * (c) Copyright 1993,1994 by David Wexelblat <dwex@xfree86.org>
- *
- * 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
- * DAVID WEXELBLAT 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 David Wexelblat shall not be
- * used in advertising or otherwise to promote the sale, use or other dealings
- * in this Software without prior written authorization from David Wexelblat.
- *
- */
-/*
- * Copyright 1997
- * Digital Equipment Corporation. All rights reserved.
- * This software is furnished under license and may be used and copied only in
- * accordance with the following terms and conditions. Subject to these
- * conditions, you may download, copy, install, use, modify and distribute
- * this software in source and/or binary form. No title or ownership is
- * transferred hereby.
- *
- * 1) Any source code used, modified or distributed must reproduce and retain
- * this copyright notice and list of conditions as they appear in the source
- * file.
- *
- * 2) No right is granted to use any trade name, trademark, or logo of Digital
- * Equipment Corporation. Neither the "Digital Equipment Corporation" name
- * nor any trademark or logo of Digital Equipment Corporation may be used
- * to endorse or promote products derived from this software without the
- * prior written permission of Digital Equipment Corporation.
- *
- * 3) This software is provided "AS-IS" and any express or implied warranties,
- * including but not limited to, any implied warranties of merchantability,
- * fitness for a particular purpose, or non-infringement are disclaimed. In
- * no event shall DIGITAL be liable for any damages whatsoever, and in
- * particular, DIGITAL shall not be liable for special, indirect,
- * consequential, or incidental damages or damages for
- * lost profits, loss of revenue or loss of use, whether such damages arise
- * in contract,
- * negligence, tort, under statute, in equity, at law or otherwise, even if
- * advised of the possibility of such damage.
- *
- */
-
-/* $XFree86: xc/programs/Xserver/hw/xfree86/SuperProbe/AsmMacros.h,v 3.14 1999/09/25 14:36:58 dawes Exp $ */
-
-
-#if defined(__GNUC__)
-
-#if defined(linux) && (defined(__alpha__) || defined(__ia64__))
-
-#include <sys/io.h>
-
-#undef inb
-#undef inw
-#undef inl
-#undef outb
-#undef outw
-#undef outl
-
-static __inline__ unsigned int inb(unsigned long int p) { return _inb(p); };
-static __inline__ unsigned int inw(unsigned long int p) { return _inw(p); };
-static __inline__ unsigned int inl(unsigned long int p) { return _inl(p); };
-static __inline__ void outb(unsigned long int p, unsigned char v) { _outb(v,p); };
-static __inline__ void outw(unsigned long int p, unsigned short v) { _outw(v,p); };
-static __inline__ void outl(unsigned long int p, unsigned int v) { _outl(v,p); };
-
-#else
-
-#if defined(__sparc__)
-#ifndef ASI_PL
-#define ASI_PL 0x88
-#endif
-
-static __inline__ void
-outb(port, val)
-unsigned long port;
-char val;
-{
- __asm__ __volatile__("stba %0, [%1] %2" : : "r" (val), "r" (port), "i" (ASI_PL));
-}
-
-static __inline__ void
-outw(port, val)
-unsigned long port;
-char val;
-{
- __asm__ __volatile__("stha %0, [%1] %2" : : "r" (val), "r" (port), "i" (ASI_PL));
-}
-
-static __inline__ void
-outl(port, val)
-unsigned long port;
-char val;
-{
- __asm__ __volatile__("sta %0, [%1] %2" : : "r" (val), "r" (port), "i" (ASI_PL));
-}
-
-static __inline__ unsigned int
-inb(port)
-unsigned long port;
-{
- unsigned char ret;
- __asm__ __volatile__("lduba [%1] %2, %0" : "=r" (ret) : "r" (port), "i" (ASI_PL));
- return ret;
-}
-
-static __inline__ unsigned int
-inw(port)
-unsigned long port;
-{
- unsigned char ret;
- __asm__ __volatile__("lduha [%1] %2, %0" : "=r" (ret) : "r" (port), "i" (ASI_PL));
- return ret;
-}
-
-static __inline__ unsigned int
-inl(port)
-unsigned long port;
-{
- unsigned char ret;
- __asm__ __volatile__("lda [%1] %2, %0" : "=r" (ret) : "r" (port), "i" (ASI_PL));
- return ret;
-}
-#else
-#ifdef __arm32__
-unsigned int IOPortBase; /* Memory mapped I/O port area */
-
-static __inline__ void
-outb(port, val)
- short port;
- char val;
-{
- if ((unsigned short)port >= 0x400) return;
-
- *(volatile unsigned char*)(((unsigned short)(port))+IOPortBase) = val;
-}
-
-static __inline__ void
-outw(port, val)
- short port;
- short val;
-{
- if ((unsigned short)port >= 0x400) return;
-
- *(volatile unsigned short*)(((unsigned short)(port))+IOPortBase) = val;
-}
-
-static __inline__ void
-outl(port, val)
- short port;
- int val;
-{
- if ((unsigned short)port >= 0x400) return;
-
- *(volatile unsigned long*)(((unsigned short)(port))+IOPortBase) = val;
-}
-
-static __inline__ unsigned int
-inb(port)
- short port;
-{
- if ((unsigned short)port >= 0x400) return((unsigned int)-1);
-
- return(*(volatile unsigned char*)(((unsigned short)(port))+IOPortBase));
-}
-
-static __inline__ unsigned int
-inw(port)
- short port;
-{
- if ((unsigned short)port >= 0x400) return((unsigned int)-1);
-
- return(*(volatile unsigned short*)(((unsigned short)(port))+IOPortBase));
-}
-
-static __inline__ unsigned int
-inl(port)
- short port;
-{
- if ((unsigned short)port >= 0x400) return((unsigned int)-1);
-
- return(*(volatile unsigned long*)(((unsigned short)(port))+IOPortBase));
-}
-#else /* __arm32__ */
-#if defined(Lynx) && defined(__powerpc__)
-extern unsigned char *ioBase;
-
-static volatile void
-eieio()
-{
- __asm__ __volatile__ ("eieio");
-}
-
-static void
-outb(port, value)
-short port;
-unsigned char value;
-{
- *(uchar *)(ioBase + port) = value; eieio();
-}
-
-static void
-outw(port, value)
-short port;
-unsigned short value;
-{
- *(unsigned short *)(ioBase + port) = value; eieio();
-}
-
-static void
-outl(port, value)
-short port;
-unsigned long value;
-{
- *(unsigned long *)(ioBase + port) = value; eieio();
-}
-
-static unsigned char
-inb(port)
-short port;
-{
- unsigned char val;
-
- val = *((unsigned char *)(ioBase + port)); eieio();
- return(val);
-}
-
-static unsigned short
-inw(port)
-short port;
-{
- unsigned short val;
-
- val = *((unsigned short *)(ioBase + port)); eieio();
- return(val);
-}
-
-static unsigned long
-inl(port)
-short port;
-{
- unsigned long val;
-
- val = *((unsigned long *)(ioBase + port)); eieio();
- return(val);
-}
-
-#else
-#if defined(__FreeBSD__) && defined(__alpha__)
-
-#include <sys/types.h>
-
-extern void outb(u_int32_t port, u_int8_t val);
-extern void outw(u_int32_t port, u_int16_t val);
-extern void outl(u_int32_t port, u_int32_t val);
-extern u_int8_t inb(u_int32_t port);
-extern u_int16_t inw(u_int32_t port);
-extern u_int32_t inl(u_int32_t port);
-
-#else
-#ifdef GCCUSESGAS
-static __inline__ void
-outb(port, val)
-short port;
-char val;
-{
- __asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port));
-}
-
-static __inline__ void
-outw(port, val)
-short port;
-short val;
-{
- __asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port));
-}
-
-static __inline__ void
-outl(port, val)
-short port;
-unsigned int val;
-{
- __asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port));
-}
-
-static __inline__ unsigned int
-inb(port)
-short port;
-{
- unsigned char ret;
- __asm__ __volatile__("inb %1,%0" :
- "=a" (ret) :
- "d" (port));
- return ret;
-}
-
-static __inline__ unsigned int
-inw(port)
-short port;
-{
- unsigned short ret;
- __asm__ __volatile__("inw %1,%0" :
- "=a" (ret) :
- "d" (port));
- return ret;
-}
-
-static __inline__ unsigned int
-inl(port)
-short port;
-{
- unsigned int ret;
- __asm__ __volatile__("inl %1,%0" :
- "=a" (ret) :
- "d" (port));
- return ret;
-}
-
-#else /* GCCUSESGAS */
-
-static __inline__ void
-outb(port, val)
- short port;
- char val;
-{
- __asm__ __volatile__("out%B0 (%1)" : :"a" (val), "d" (port));
-}
-
-static __inline__ void
-outw(port, val)
- short port;
- short val;
-{
- __asm__ __volatile__("out%W0 (%1)" : :"a" (val), "d" (port));
-}
-
-static __inline__ void
-outl(port, val)
- short port;
- unsigned int val;
-{
- __asm__ __volatile__("out%L0 (%1)" : :"a" (val), "d" (port));
-}
-
-static __inline__ unsigned int
-inb(port)
- short port;
-{
- unsigned int ret;
- __asm__ __volatile__("in%B0 (%1)" :
- "=a" (ret) :
- "d" (port));
- return ret;
-}
-
-static __inline__ unsigned int
-inw(port)
- short port;
-{
- unsigned int ret;
- __asm__ __volatile__("in%W0 (%1)" :
- "=a" (ret) :
- "d" (port));
- return ret;
-}
-
-static __inline__ unsigned int
-inl(port)
- short port;
-{
- unsigned int ret;
- __asm__ __volatile__("in%L0 (%1)" :
- "=a" (ret) :
- "d" (port));
- return ret;
-}
-
-#endif /* GCCUSESGAS */
-#endif /* Lynx && __powerpc__ */
-#endif /* arm32 */
-#endif /* linux && __sparc__ */
-#endif /* linux && __alpha__ */
-#endif /* __FreeBSD__ && __alpha__ */
-
-#if defined(linux) || defined(__arm32__) || (defined(Lynx) && defined(__powerpc__))
-
-#define intr_disable()
-#define intr_enable()
-
-#else
-
-static __inline__ void
-intr_disable()
-{
- __asm__ __volatile__("cli");
-}
-
-static __inline__ void
-intr_enable()
-{
- __asm__ __volatile__("sti");
-}
-
-#endif /* else !linux && !__arm32__ */
-
-#else /* __GNUC__ */
-
-#if defined(_MINIX) && defined(_ACK)
-
-/* inb, outb, inw and outw are defined in the library */
-/* ... but I've no idea if the same is true for inl & outl */
-
-u8_t inb(U16_t);
-void outb(U16_t, U8_t);
-u16_t inw(U16_t);
-void outw(U16_t, U16_t);
-u32_t inl(U16_t);
-void outl(U16_t, U32_t);
-
-#else /* not _MINIX and _ACK */
-
-# if defined(__STDC__) && (__STDC__ == 1)
-# ifndef NCR
-# define asm __asm
-# endif
-# endif
-# ifdef SVR4
-# include <sys/types.h>
-# ifndef __USLC__
-# define __USLC__
-# endif
-# endif
-#ifndef SCO325
-# include <sys/inline.h>
-#else
-# include "../common/scoasm.h"
-#endif
-#define intr_disable() asm("cli")
-#define intr_enable() asm("sti")
-
-#endif /* _MINIX and _ACK */
-#endif /* __GNUC__ */