249 lines
9.8 KiB
C
249 lines
9.8 KiB
C
/*
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* Copyright 1990, 1991 by Thomas Roell, Dinkelscherben, Germany
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* Copyright 1992 by David Dawes <dawes@XFree86.org>
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* Copyright 1992 by Jim Tsillas <jtsilla@damon.ccs.northeastern.edu>
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* Copyright 1992 by Rich Murphey <Rich@Rice.edu>
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* Copyright 1992 by Robert Baron <Robert.Baron@ernst.mach.cs.cmu.edu>
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* Copyright 1992 by Orest Zborowski <obz@eskimo.com>
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* Copyright 1993 by Vrije Universiteit, The Netherlands
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* Copyright 1993 by David Wexelblat <dwex@XFree86.org>
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* Copyright 1994, 1996 by Holger Veit <Holger.Veit@gmd.de>
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* Copyright 1994-2003 by The XFree86 Project, Inc
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the names of the above listed copyright holders
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* not be used in advertising or publicity pertaining to distribution of
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* the software without specific, written prior permission. The above listed
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* copyright holders make no representations about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*
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* THE ABOVE LISTED COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD
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* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
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* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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/*
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* The ARM32 code here carries the following copyright:
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*
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* Copyright 1997
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* Digital Equipment Corporation. All rights reserved.
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* This software is furnished under license and may be used and copied only in
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* accordance with the following terms and conditions. Subject to these
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* conditions, you may download, copy, install, use, modify and distribute
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* this software in source and/or binary form. No title or ownership is
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* transferred hereby.
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*
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* 1) Any source code used, modified or distributed must reproduce and retain
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* this copyright notice and list of conditions as they appear in the
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* source file.
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*
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* 2) No right is granted to use any trade name, trademark, or logo of Digital
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* Equipment Corporation. Neither the "Digital Equipment Corporation"
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* name nor any trademark or logo of Digital Equipment Corporation may be
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* used to endorse or promote products derived from this software without
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* the prior written permission of Digital Equipment Corporation.
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*
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* 3) This software is provided "AS-IS" and any express or implied warranties,
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* including but not limited to, any implied warranties of merchantability,
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* fitness for a particular purpose, or non-infringement are disclaimed.
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* In no event shall DIGITAL be liable for any damages whatsoever, and in
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* particular, DIGITAL shall not be liable for special, indirect,
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* consequential, or incidental damages or damages for lost profits, loss
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* of revenue or loss of use, whether such damages arise in contract,
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* negligence, tort, under statute, in equity, at law or otherwise, even
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* if advised of the possibility of such damage.
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*
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*/
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#ifndef _XF86_OSPROC_H
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#define _XF86_OSPROC_H
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#ifdef XF86_OS_PRIVS
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#include "xf86Pci.h"
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#endif
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/*
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* The actual prototypes have been pulled into this seperate file so
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* that they can can be used without pulling in all of the OS specific
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* stuff like sys/stat.h, etc. This casues problem for loadable modules.
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*/
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/*
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* Flags for xf86MapVidMem(). Multiple flags can be or'd together. The
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* flags may be used as hints. For example it would be permissible to
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* enable write combining for memory marked only for framebuffer use.
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*/
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#define VIDMEM_FRAMEBUFFER 0x01 /* memory for framebuffer use */
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#define VIDMEM_MMIO 0x02 /* memory for I/O use */
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#define VIDMEM_MMIO_32BIT 0x04 /* memory accesses >= 32bit */
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#define VIDMEM_READSIDEEFFECT 0x08 /* reads can have side-effects */
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#define VIDMEM_SPARSE 0x10 /* sparse mapping required
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* assumed when VIDMEM_MMIO is
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* set. May be used with
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* VIDMEM_FRAMEBUFFER) */
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#define VIDMEM_READONLY 0x20 /* read-only mapping
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* used when reading BIOS images
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* through xf86MapVidMem() */
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/*
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* OS-independent modem state flags for xf86SetSerialModemState() and
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* xf86GetSerialModemState().
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*/
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#define XF86_M_LE 0x001 /* line enable */
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#define XF86_M_DTR 0x002 /* data terminal ready */
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#define XF86_M_RTS 0x004 /* request to send */
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#define XF86_M_ST 0x008 /* secondary transmit */
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#define XF86_M_SR 0x010 /* secondary receive */
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#define XF86_M_CTS 0x020 /* clear to send */
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#define XF86_M_CAR 0x040 /* carrier detect */
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#define XF86_M_RNG 0x080 /* ring */
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#define XF86_M_DSR 0x100 /* data set ready */
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#ifdef XF86_OS_PRIVS
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extern void xf86WrapperInit(void);
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#endif
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#ifndef NO_OSLIB_PROTOTYPES
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/*
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* This is to prevent re-entrancy to FatalError() when aborting.
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* Anything that can be called as a result of AbortDDX() should use this
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* instead of FatalError().
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*/
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#define xf86FatalError(a, b) \
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if (dispatchException & DE_TERMINATE) { \
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ErrorF(a, b); \
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ErrorF("\n"); \
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return; \
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} else FatalError(a, b)
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/***************************************************************************/
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/* Prototypes */
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/***************************************************************************/
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#include <X11/Xfuncproto.h>
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#include "opaque.h"
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_XFUNCPROTOBEGIN
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/* public functions */
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extern Bool xf86LinearVidMem(void);
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extern Bool xf86CheckMTRR(int);
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extern pointer xf86MapVidMem(int, int, unsigned long, unsigned long);
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extern void xf86UnMapVidMem(int, pointer, unsigned long);
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extern void xf86MapReadSideEffects(int, int, pointer, unsigned long);
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extern int xf86ReadBIOS(unsigned long, unsigned long, unsigned char *, int);
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extern Bool xf86EnableIO(void);
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extern void xf86DisableIO(void);
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extern Bool xf86DisableInterrupts(void);
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extern void xf86EnableInterrupts(void);
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extern void xf86SetTVOut(int);
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extern void xf86SetRGBOut(void);
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extern void xf86OSRingBell(int, int, int);
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#if defined(QNX4)
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#pragma aux xf86BusToMem modify [eax ebx ecx edx esi edi];
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#pragma aux xf86MemToBus modify [eax ebx ecx edx esi edi];
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#endif
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extern void xf86BusToMem(unsigned char *, unsigned char *, int);
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extern void xf86MemToBus(unsigned char *, unsigned char *, int);
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extern void xf86IODelay(void);
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extern void xf86UDelay(long usec);
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extern void xf86SetReallySlowBcopy(void);
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extern void xf86SlowBcopy(unsigned char *, unsigned char *, int);
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extern int xf86OpenSerial(pointer options);
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extern int xf86SetSerial(int fd, pointer options);
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extern int xf86SetSerialSpeed(int fd, int speed);
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extern int xf86ReadSerial(int fd, void *buf, int count);
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extern int xf86WriteSerial(int fd, const void *buf, int count);
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extern int xf86CloseSerial(int fd);
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extern int xf86FlushInput(int fd);
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extern int xf86WaitForInput(int fd, int timeout);
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extern int xf86SerialSendBreak(int fd, int duration);
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extern int xf86SetSerialModemState(int fd, int state);
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extern int xf86GetSerialModemState(int fd);
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extern int xf86SerialModemSetBits(int fd, int bits);
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extern int xf86SerialModemClearBits(int fd, int bits);
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extern int xf86LoadKernelModule(const char *pathname);
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extern void xf86RingBell(int volume, int pitch, int duration);
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/* AGP GART interface */
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typedef struct _AgpInfo {
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CARD32 bridgeId;
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CARD32 agpMode;
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unsigned long base;
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unsigned long size;
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unsigned long totalPages;
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unsigned long systemPages;
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unsigned long usedPages;
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} AgpInfo, *AgpInfoPtr;
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extern Bool xf86AgpGARTSupported(void);
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extern AgpInfoPtr xf86GetAGPInfo(int screenNum);
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extern Bool xf86AcquireGART(int screenNum);
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extern Bool xf86ReleaseGART(int screenNum);
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extern int xf86AllocateGARTMemory(int screenNum, unsigned long size, int type,
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unsigned long *physical);
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extern Bool xf86DeallocateGARTMemory(int screenNum, int key);
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extern Bool xf86BindGARTMemory(int screenNum, int key, unsigned long offset);
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extern Bool xf86UnbindGARTMemory(int screenNum, int key);
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extern Bool xf86EnableAGP(int screenNum, CARD32 mode);
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extern Bool xf86GARTCloseScreen(int screenNum);
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/* These routines are in shared/sigio.c and are not loaded as part of the
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module. These routines are small, and the code if very POSIX-signal (or
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OS-signal) specific, so it seemed better to provide more complex
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wrappers than to wrap each individual function called. */
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extern int xf86InstallSIGIOHandler(int fd, void (*f)(int, void *), void *);
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extern int xf86RemoveSIGIOHandler(int fd);
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extern int xf86BlockSIGIO (void);
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extern void xf86UnblockSIGIO (int);
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extern void xf86AssertBlockedSIGIO (char *);
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extern Bool xf86SIGIOSupported (void);
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#ifdef XF86_OS_PRIVS
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typedef void (*PMClose)(void);
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extern void xf86OpenConsole(void);
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extern void xf86CloseConsole(void);
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extern Bool xf86VTSwitchPending(void);
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extern Bool xf86VTSwitchAway(void);
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extern Bool xf86VTSwitchTo(void);
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extern void xf86VTRequest(int sig);
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extern int xf86ProcessArgument(int, char **, int);
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extern void xf86UseMsg(void);
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extern void xf86ReloadInputDevs(int sig);
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extern PMClose xf86OSPMOpen(void);
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#ifdef NEED_OS_RAC_PROTOS
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/* RAC-related privs */
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/* internal to os-support layer */
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resPtr xf86StdAccResFromOS(resPtr ret);
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/* available to the common layer */
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resPtr xf86AccResFromOS(resPtr ret);
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#endif /* NEED_OS_RAC_PROTOS */
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extern unsigned long xf86GetOSOffsetFromPCI(PCITAG tag, int space, unsigned long base);
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extern void xf86MakeNewMapping(int, int, unsigned long, unsigned long, pointer);
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extern void xf86InitVidMem(void);
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#endif /* XF86_OS_PRIVS */
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_XFUNCPROTOEND
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#endif /* NO_OSLIB_PROTOTYPES */
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#endif /* _XF86_OSPROC_H */
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