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/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86pciBus.h,v 3.8 2002/09/16 16:55:33 tsi Exp $ */
#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 void (*SetBitsProcPtr)(PCITAG, int, CARD32, CARD32);
typedef void (*WriteProcPtr)(PCITAG, int, CARD32);
typedef struct {
PCITAG tag;
WriteProcPtr func;
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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