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/*
* Copyright 1990, 1991 by Thomas Roell, Dinkelscherben, Germany
* Copyright 1992 by David Dawes <dawes@XFree86.org>
* Copyright 1992 by Jim Tsillas <jtsilla@damon.ccs.northeastern.edu>
* Copyright 1992 by Rich Murphey <Rich@Rice.edu>
* Copyright 1992 by Robert Baron <Robert.Baron@ernst.mach.cs.cmu.edu>
* Copyright 1992 by Orest Zborowski <obz@eskimo.com>
* Copyright 1993 by Vrije Universiteit, The Netherlands
* Copyright 1993 by David Wexelblat <dwex@XFree86.org>
* Copyright 1994, 1996 by Holger Veit <Holger.Veit@gmd.de>
* Copyright 1994-2003 by The XFree86 Project, Inc
*
* 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 names of the above listed copyright holders
* not be used in advertising or publicity pertaining to distribution of
* the software without specific, written prior permission. The above listed
* copyright holders make no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* THE ABOVE LISTED COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD
* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDERS 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.
*
*/
/*
* The ARM32 code here carries the following copyright:
*
* 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.
*
*/
#ifndef _XF86_OSPROC_H
#define _XF86_OSPROC_H
#ifdef XF86_OS_PRIVS
#include "xf86Pci.h"
#endif
/*
* The actual prototypes have been pulled into this seperate file so
* that they can can be used without pulling in all of the OS specific
* stuff like sys/stat.h, etc. This casues problem for loadable modules.
*/
/*
* Flags for xf86MapVidMem(). Multiple flags can be or'd together. The
* flags may be used as hints. For example it would be permissible to
* enable write combining for memory marked only for framebuffer use.
*/
#define VIDMEM_FRAMEBUFFER 0x01 /* memory for framebuffer use */
#define VIDMEM_MMIO 0x02 /* memory for I/O use */
#define VIDMEM_MMIO_32BIT 0x04 /* memory accesses >= 32bit */
#define VIDMEM_READSIDEEFFECT 0x08 /* reads can have side-effects */
#define VIDMEM_SPARSE 0x10 /* sparse mapping required
* assumed when VIDMEM_MMIO is
* set. May be used with
* VIDMEM_FRAMEBUFFER) */
#define VIDMEM_READONLY 0x20 /* read-only mapping
* used when reading BIOS images
* through xf86MapVidMem() */
/*
* OS-independent modem state flags for xf86SetSerialModemState() and
* xf86GetSerialModemState().
*/
#define XF86_M_LE 0x001 /* line enable */
#define XF86_M_DTR 0x002 /* data terminal ready */
#define XF86_M_RTS 0x004 /* request to send */
#define XF86_M_ST 0x008 /* secondary transmit */
#define XF86_M_SR 0x010 /* secondary receive */
#define XF86_M_CTS 0x020 /* clear to send */
#define XF86_M_CAR 0x040 /* carrier detect */
#define XF86_M_RNG 0x080 /* ring */
#define XF86_M_DSR 0x100 /* data set ready */
#ifdef XF86_OS_PRIVS
extern void xf86WrapperInit(void);
#endif
#ifndef NO_OSLIB_PROTOTYPES
/*
* This is to prevent re-entrancy to FatalError() when aborting.
* Anything that can be called as a result of AbortDDX() should use this
* instead of FatalError().
*/
#define xf86FatalError(a, b) \
if (dispatchException & DE_TERMINATE) { \
ErrorF(a, b); \
ErrorF("\n"); \
return; \
} else FatalError(a, b)
/***************************************************************************/
/* Prototypes */
/***************************************************************************/
#include <X11/Xfuncproto.h>
#include "opaque.h"
_XFUNCPROTOBEGIN
/* public functions */
extern Bool xf86LinearVidMem(void);
extern Bool xf86CheckMTRR(int);
extern pointer xf86MapVidMem(int, int, unsigned long, unsigned long);
extern void xf86UnMapVidMem(int, pointer, unsigned long);
extern void xf86MapReadSideEffects(int, int, pointer, unsigned long);
extern int xf86ReadBIOS(unsigned long, unsigned long, unsigned char *, int);
extern Bool xf86EnableIO(void);
extern void xf86DisableIO(void);
extern Bool xf86DisableInterrupts(void);
extern void xf86EnableInterrupts(void);
extern void xf86SetTVOut(int);
extern void xf86SetRGBOut(void);
extern void xf86OSRingBell(int, int, int);
#if defined(QNX4)
#pragma aux xf86BusToMem modify [eax ebx ecx edx esi edi];
#pragma aux xf86MemToBus modify [eax ebx ecx edx esi edi];
#endif
extern void xf86BusToMem(unsigned char *, unsigned char *, int);
extern void xf86MemToBus(unsigned char *, unsigned char *, int);
extern void xf86IODelay(void);
extern void xf86UDelay(long usec);
extern void xf86SetReallySlowBcopy(void);
extern void xf86SlowBcopy(unsigned char *, unsigned char *, int);
extern int xf86OpenSerial(pointer options);
extern int xf86SetSerial(int fd, pointer options);
extern int xf86SetSerialSpeed(int fd, int speed);
extern int xf86ReadSerial(int fd, void *buf, int count);
extern int xf86WriteSerial(int fd, const void *buf, int count);
extern int xf86CloseSerial(int fd);
extern int xf86FlushInput(int fd);
extern int xf86WaitForInput(int fd, int timeout);
extern int xf86SerialSendBreak(int fd, int duration);
extern int xf86SetSerialModemState(int fd, int state);
extern int xf86GetSerialModemState(int fd);
extern int xf86SerialModemSetBits(int fd, int bits);
extern int xf86SerialModemClearBits(int fd, int bits);
extern int xf86LoadKernelModule(const char *pathname);
extern void xf86RingBell(int volume, int pitch, int duration);
/* AGP GART interface */
typedef struct _AgpInfo {
CARD32 bridgeId;
CARD32 agpMode;
unsigned long base;
unsigned long size;
unsigned long totalPages;
unsigned long systemPages;
unsigned long usedPages;
} AgpInfo, *AgpInfoPtr;
extern Bool xf86AgpGARTSupported(void);
extern AgpInfoPtr xf86GetAGPInfo(int screenNum);
extern Bool xf86AcquireGART(int screenNum);
extern Bool xf86ReleaseGART(int screenNum);
extern int xf86AllocateGARTMemory(int screenNum, unsigned long size, int type,
unsigned long *physical);
extern Bool xf86DeallocateGARTMemory(int screenNum, int key);
extern Bool xf86BindGARTMemory(int screenNum, int key, unsigned long offset);
extern Bool xf86UnbindGARTMemory(int screenNum, int key);
extern Bool xf86EnableAGP(int screenNum, CARD32 mode);
extern Bool xf86GARTCloseScreen(int screenNum);
/* These routines are in shared/sigio.c and are not loaded as part of the
module. These routines are small, and the code if very POSIX-signal (or
OS-signal) specific, so it seemed better to provide more complex
wrappers than to wrap each individual function called. */
extern int xf86InstallSIGIOHandler(int fd, void (*f)(int, void *), void *);
extern int xf86RemoveSIGIOHandler(int fd);
extern int xf86BlockSIGIO (void);
extern void xf86UnblockSIGIO (int);
extern void xf86AssertBlockedSIGIO (char *);
extern Bool xf86SIGIOSupported (void);
#ifdef XF86_OS_PRIVS
typedef void (*PMClose)(void);
extern void xf86OpenConsole(void);
extern void xf86CloseConsole(void);
extern Bool xf86VTSwitchPending(void);
extern Bool xf86VTSwitchAway(void);
extern Bool xf86VTSwitchTo(void);
extern void xf86VTRequest(int sig);
extern int xf86ProcessArgument(int, char **, int);
extern void xf86UseMsg(void);
extern void xf86ReloadInputDevs(int sig);
extern PMClose xf86OSPMOpen(void);
#ifdef NEED_OS_RAC_PROTOS
/* RAC-related privs */
/* internal to os-support layer */
resPtr xf86StdBusAccWindowsFromOS(void);
resPtr xf86StdPciAccWindowsFromOS(void);
resPtr xf86StdIsaAccWindowsFromOS(void);
resPtr xf86StdAccResFromOS(resPtr ret);
/* available to the common layer */
resPtr xf86BusAccWindowsFromOS(void);
resPtr xf86PciBusAccWindowsFromOS(void);
#ifdef INCLUDE_UNUSED
resPtr xf86IsaBusAccWindowsFromOS(void);
#endif
resPtr xf86AccResFromOS(resPtr ret);
#endif /* NEED_OS_RAC_PROTOS */
extern Bool xf86GetPciSizeFromOS(PCITAG tag, int indx, int* bits);
extern Bool xf86GetPciOffsetFromOS(PCITAG tag, int indx, unsigned long* bases);
extern unsigned long xf86GetOSOffsetFromPCI(PCITAG tag, int space, unsigned long base);
extern void xf86MakeNewMapping(int, int, unsigned long, unsigned long, pointer);
extern void xf86InitVidMem(void);
#endif /* XF86_OS_PRIVS */
_XFUNCPROTOEND
#endif /* NO_OSLIB_PROTOTYPES */
#endif /* _XF86_OSPROC_H */
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