| 1 | /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86pciBus.h,v 3.8 2002/09/16 16:55:33 tsi Exp $ */
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| 2 |
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| 3 | #ifndef _XF86_PCI_BUS_H
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| 4 | #define _XF86_PCI_BUS_H
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| 5 |
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| 6 | #define PCITAG_SPECIAL pciTag(0xFF,0xFF,0xFF)
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| 7 |
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| 8 | typedef struct {
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| 9 | CARD32 command;
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| 10 | CARD32 base[6];
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| 11 | CARD32 biosBase;
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| 12 | } pciSave, *pciSavePtr;
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| 13 |
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| 14 | typedef void (*SetBitsProcPtr)(PCITAG, int, CARD32, CARD32);
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| 15 | typedef void (*WriteProcPtr)(PCITAG, int, CARD32);
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| 16 |
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| 17 | typedef struct {
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| 18 | PCITAG tag;
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| 19 | WriteProcPtr func;
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| 20 | CARD32 ctrl;
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| 21 | } pciArg;
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| 22 |
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| 23 | typedef struct {
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| 24 | int busnum;
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| 25 | int devnum;
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| 26 | int funcnum;
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| 27 | pciArg arg;
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| 28 | xf86AccessRec ioAccess;
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| 29 | xf86AccessRec io_memAccess;
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| 30 | xf86AccessRec memAccess;
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| 31 | pciSave save;
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| 32 | pciSave restore;
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| 33 | Bool ctrl;
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| 34 | } pciAccRec, *pciAccPtr;
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| 35 |
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| 36 | typedef union {
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| 37 | CARD16 control;
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| 38 | } pciBridgesSave, *pciBridgesSavePtr;
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| 39 |
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| 40 | typedef struct pciBusRec {
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| 41 | int brbus, brdev, brfunc; /* ID of the bridge to this bus */
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| 42 | int primary, secondary, subordinate;
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| 43 | int subclass; /* bridge type */
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| 44 | int interface;
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| 45 | resPtr preferred_io; /* I/O range */
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| 46 | resPtr preferred_mem; /* non-prefetchable memory range */
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| 47 | resPtr preferred_pmem; /* prefetchable memory range */
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| 48 | resPtr io; /* for subtractive PCI-PCI bridges */
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| 49 | resPtr mem;
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| 50 | resPtr pmem;
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| 51 | int brcontrol; /* bridge_control byte */
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| 52 | struct pciBusRec *next;
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| 53 | } PciBusRec, *PciBusPtr;
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| 54 |
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| 55 | void xf86PciProbe(void);
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| 56 | void ValidatePci(void);
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| 57 | resList GetImplicitPciResources(int entityIndex);
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| 58 | void initPciState(void);
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| 59 | void initPciBusState(void);
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| 60 | void DisablePciAccess(void);
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| 61 | void DisablePciBusAccess(void);
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| 62 | void PciStateEnter(void);
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| 63 | void PciBusStateEnter(void);
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| 64 | void PciStateLeave(void);
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| 65 | void PciBusStateLeave(void);
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| 66 | resPtr ResourceBrokerInitPci(resPtr *osRes);
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| 67 | void pciConvertRange2Host(int entityIndex, resRange *pRange);
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| 68 | void isaConvertRange2Host(resRange *pRange);
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| 69 |
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| 70 | extern pciAccPtr * xf86PciAccInfo;
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| 71 |
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| 72 | #endif /* _XF86_PCI_BUS_H */
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