96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86pciBus.h,v 3.10 2003/08/24 17:36:56 dawes Exp $ */
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/*
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* Copyright (c) 1999-2003 by The XFree86 Project, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the copyright holder(s)
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* and author(s) shall not be used in advertising or otherwise to promote
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* the sale, use or other dealings in this Software without prior written
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* authorization from the copyright holder(s) and author(s).
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*/
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#ifndef _XF86_PCI_BUS_H
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#define _XF86_PCI_BUS_H
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#define PCITAG_SPECIAL pciTag(0xFF,0xFF,0xFF)
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typedef struct {
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CARD32 command;
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CARD32 base[6];
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CARD32 biosBase;
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} pciSave, *pciSavePtr;
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typedef struct {
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PCITAG tag;
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CARD32 ctrl;
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} pciArg;
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typedef struct {
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int busnum;
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int devnum;
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int funcnum;
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pciArg arg;
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xf86AccessRec ioAccess;
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xf86AccessRec io_memAccess;
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xf86AccessRec memAccess;
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pciSave save;
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pciSave restore;
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Bool ctrl;
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} pciAccRec, *pciAccPtr;
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typedef union {
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CARD16 control;
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} pciBridgesSave, *pciBridgesSavePtr;
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typedef struct pciBusRec {
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int brbus, brdev, brfunc; /* ID of the bridge to this bus */
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int primary, secondary, subordinate;
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int subclass; /* bridge type */
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int interface;
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resPtr preferred_io; /* I/O range */
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resPtr preferred_mem; /* non-prefetchable memory range */
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resPtr preferred_pmem; /* prefetchable memory range */
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resPtr io; /* for subtractive PCI-PCI bridges */
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resPtr mem;
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resPtr pmem;
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int brcontrol; /* bridge_control byte */
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struct pciBusRec *next;
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} PciBusRec, *PciBusPtr;
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void xf86PciProbe(void);
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void ValidatePci(void);
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resList GetImplicitPciResources(int entityIndex);
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void initPciState(void);
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void initPciBusState(void);
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void DisablePciAccess(void);
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void DisablePciBusAccess(void);
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void PciStateEnter(void);
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void PciBusStateEnter(void);
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void PciStateLeave(void);
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void PciBusStateLeave(void);
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resPtr ResourceBrokerInitPci(resPtr *osRes);
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void pciConvertRange2Host(int entityIndex, resRange *pRange);
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void isaConvertRange2Host(resRange *pRange);
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extern pciAccPtr * xf86PciAccInfo;
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#endif /* _XF86_PCI_BUS_H */
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