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/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86pciBus.h,v 3.10 2003/08/24 17:36:56 dawes Exp $ */
/*
* Copyright (c) 1999-2003 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 _XF86_PCI_BUS_H
#define _XF86_PCI_BUS_H
#define PCITAG_SPECIAL pciTag(0xFF,0xFF,0xFF)
typedef struct {
CARD32 command;
CARD32 base[6];
CARD32 biosBase;
} pciSave, *pciSavePtr;
typedef struct {
PCITAG tag;
CARD32 ctrl;
} pciArg;
typedef struct {
int busnum;
int devnum;
int funcnum;
pciArg arg;
xf86AccessRec ioAccess;
xf86AccessRec io_memAccess;
xf86AccessRec memAccess;
pciSave save;
pciSave restore;
Bool ctrl;
} pciAccRec, *pciAccPtr;
typedef union {
CARD16 control;
} pciBridgesSave, *pciBridgesSavePtr;
typedef struct pciBusRec {
int brbus, brdev, brfunc; /* ID of the bridge to this bus */
int primary, secondary, subordinate;
int subclass; /* bridge type */
int interface;
resPtr preferred_io; /* I/O range */
resPtr preferred_mem; /* non-prefetchable memory range */
resPtr preferred_pmem; /* prefetchable memory range */
resPtr io; /* for subtractive PCI-PCI bridges */
resPtr mem;
resPtr pmem;
int brcontrol; /* bridge_control byte */
struct pciBusRec *next;
} PciBusRec, *PciBusPtr;
void xf86PciProbe(void);
void ValidatePci(void);
resList GetImplicitPciResources(int entityIndex);
void initPciState(void);
void initPciBusState(void);
void DisablePciAccess(void);
void DisablePciBusAccess(void);
void PciStateEnter(void);
void PciBusStateEnter(void);
void PciStateLeave(void);
void PciBusStateLeave(void);
resPtr ResourceBrokerInitPci(resPtr *osRes);
void pciConvertRange2Host(int entityIndex, resRange *pRange);
void isaConvertRange2Host(resRange *pRange);
extern pciAccPtr * xf86PciAccInfo;
#endif /* _XF86_PCI_BUS_H */
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