pci.h File Reference

#include "v86bios.h"

Go to the source code of this file.

Data Structures
union	PciSlot
struct	pciBusRec
struct	pciStructRec
Defines
#define	PCI_MODE2_ENABLE_REG   0xCF8
#define	PCI_MODE2_FORWARD_REG   0xCFA
#define	PCI_MODE1_ADDRESS_REG   0xCF8
#define	PCI_MODE1_DATA_REG   0xCFC
#define	PCI_EN   0x80000000
#define	MAX_DEV_PER_VENDOR_CFG1   32
#define	BRIDGE_CLASS(x)   (x == 0x06)
#define	BRIDGE_PCI_CLASS(x)   (x == 0x04)
#define	BRIDGE_HOST_CLASS(x)   (x == 0x00)
#define	PCI_CLASS_PREHISTORIC   0x00
#define	PCI_SUBCLASS_PREHISTORIC_VGA   0x01
#define	PCI_CLASS_DISPLAY   0x03
#define	PCI_SUBCLASS_DISPLAY_VGA   0x00
#define	PCI_SUBCLASS_DISPLAY_XGA   0x01
#define	PCI_SUBCLASS_DISPLAY_MISC   0x80
#define	VIDEO_CLASS(b, s)
#define	PCI_MULTIFUNC_DEV   0x80
#define	MAX_PCI_DEVICES   64
#define	PCI_MAXBUS   16
#define	PCI_IS_MEM   0x00000001
#define	MAX_PCI_ROM_SIZE   (1024 * 1024 * 16)
#define	IS_MEM32(x)   ((x & 0x7) == 0 && x != 0)
#define	IS_MEM64(x)   ((x & 0x7) == 0x4)
Typedefs
typedef struct pciBusRec	PciBusRec
typedef struct pciBusRec *	PciBusPtr
typedef struct pciStructRec	PciStructRec
typedef struct pciStructRec *	PciStructPtr
Functions
CARD32	findPci (CARD16 slotBX)
CARD16	pciSlotBX (PciStructPtr)
PciStructPtr	findPciDevice (CARD16 vendorID, CARD16 deviceID, char n)
PciStructPtr	findPciClass (CARD8 intf, CARD8 subClass, CARD16 class, char n)
CARD8	PciRead8 (int offset, CARD32 slot)
CARD16	PciRead16 (int offset, CARD32 slot)
CARD32	PciRead32 (int offset, CARD32 slot)
void	PciWrite8 (int offset, CARD8 byte, CARD32 slot)
void	PciWrite16 (int offset, CARD16 word, CARD32 slot)
void	PciWrite32 (int offset, CARD32 lg, CARD32 slot)
void	scan_pci (int)
void	pciVideoDisable (void)
void	pciVideoRestore (void)
void	EnableCurrent (void)
int	mapPciRom (PciStructPtr pciP)
int	cfg1out (CARD16 addr, CARD32 val)
int	cfg1in (CARD16 addr, CARD32 *val)
void	list_pci (void)
PciStructPtr	findPciByIDs (int bus, int dev, int func)
Variables
PciStructPtr	CurrentPci
PciStructPtr	PciList
PciStructPtr	BootBios
int	pciMaxBus

---

Define Documentation

#define BRIDGE_CLASS

(

x

)

(x == 0x06)

Referenced by interpretConfigSpace().

#define BRIDGE_HOST_CLASS

(

x

)

(x == 0x00)

Referenced by interpretConfigSpace().

#define BRIDGE_PCI_CLASS

(

x

)

(x == 0x04)

Referenced by interpretConfigSpace().

#define IS_MEM32

(

x

)

((x & 0x7) == 0 && x != 0)

Referenced by interpretConfigSpace().

#define IS_MEM64

(

x

)

((x & 0x7) == 0x4)

Referenced by interpretConfigSpace().

#define MAX_DEV_PER_VENDOR_CFG1   32

Referenced by scan_pci().

#define MAX_PCI_DEVICES   64

Referenced by scan_pci().

#define MAX_PCI_ROM_SIZE   (1024 * 1024 * 16)

#define PCI_CLASS_DISPLAY   0x03

#define PCI_CLASS_PREHISTORIC   0x00

#define PCI_EN   0x80000000

#define PCI_IS_MEM   0x00000001

#define PCI_MAXBUS   16

Referenced by scan_pci().

#define PCI_MODE1_ADDRESS_REG   0xCF8

Referenced by checkSlotCfg1(), readConfigSpaceCfg1(), readPciCfg1(), scan_pci(), and writePciCfg1().

#define PCI_MODE1_DATA_REG   0xCFC

Referenced by checkSlotCfg1(), readConfigSpaceCfg1(), readPciCfg1(), and writePciCfg1().

#define PCI_MODE2_ENABLE_REG   0xCF8

Referenced by checkSlotCfg2(), readConfigSpaceCfg2(), readPciCfg2(), scan_pci(), and writePciCfg2().

#define PCI_MODE2_FORWARD_REG   0xCFA

Referenced by checkSlotCfg2(), readConfigSpaceCfg2(), readPciCfg2(), scan_pci(), and writePciCfg2().

#define PCI_MULTIFUNC_DEV   0x80

Referenced by interpretConfigSpace().

#define PCI_SUBCLASS_DISPLAY_MISC   0x80

#define PCI_SUBCLASS_DISPLAY_VGA   0x00

#define PCI_SUBCLASS_DISPLAY_XGA   0x01

#define PCI_SUBCLASS_PREHISTORIC_VGA   0x01

#define VIDEO_CLASS	(		b,
			s
	)

Value:

(((b) == PCI_CLASS_PREHISTORIC && (s) == PCI_SUBCLASS_PREHISTORIC_VGA) || \
         ((b) == PCI_CLASS_DISPLAY && (s) == PCI_SUBCLASS_DISPLAY_VGA) ||\
         ((b) == PCI_CLASS_DISPLAY && (s) == PCI_SUBCLASS_DISPLAY_XGA) ||\
         ((b) == PCI_CLASS_DISPLAY && (s) == PCI_SUBCLASS_DISPLAY_MISC))

Referenced by interpretConfigSpace().

---

Typedef Documentation

typedef struct pciBusRec * PciBusPtr

typedef struct pciBusRec PciBusRec

typedef struct pciStructRec * PciStructPtr

typedef struct pciStructRec PciStructRec

---

Function Documentation

int cfg1in	(	CARD16	addr,
		CARD32 *	val
	)

References PciCfg1Addr, and readPci.

int cfg1out	(	CARD16	addr,
		CARD32	val
	)

References PciCfg1Addr, val, and writePci.

void EnableCurrent

(

void

)

References pciBusRec::bctl, pciStructRec::cmd_st, CurrentPci, PciSlot::l, pciBusRec::pBus, pciStructRec::pBus, pciVideoDisable(), pciStructRec::RomBase, pciStructRec::Slot, pciBusRec::Slot, and writePci.

CARD32 findPci

(

CARD16

slotBX

)

References PciSlot::l, pciStructRec::next, pciBusRec::next, pciStructRec::pBus, PCI_EN, PciStruct, pciBusRec::Slot, and pciStructRec::Slot.

Referenced by int1A_handler().

PciStructPtr findPciByIDs	(	int	bus,
		int	dev,
		int	func
	)

References pciStructRec::bus, pciStructRec::dev, pciStructRec::func, pciStructRec::next, and PciList.

PciStructPtr findPciClass	(	CARD8	intf,
		CARD8	subClass,
		CARD16	class,
		char	n
	)

References pciStructRec::BaseClass, CurrentPci, pciStructRec::Interface, pciStructRec::next, and pciStructRec::SubClass.

PciStructPtr findPciDevice	(	CARD16	vendorID,
		CARD16	deviceID,
		char	n
	)

References CurrentPci, pciStructRec::DeviceID, pciStructRec::next, and pciStructRec::VendorID.

void list_pci

(

void

)

int mapPciRom

(

PciStructPtr

pciP

)

References CurrentPci, findBIOSMap(), FIX_ROM, PciSlot::l, MEM_FILE, PciRead32(), PciWrite32(), restoreMem(), pciStructRec::RomBase, pciStructRec::Slot, V_BIOS, and writePci.

CARD16 PciRead16	(	int	offset,
		CARD32	slot
	)

References readPci.

Referenced by int1A_handler().

CARD32 PciRead32	(	int	offset,
		CARD32	slot
	)

References readPci.

Referenced by findBIOSMap(), int1A_handler(), mapPciRom(), and remapMem().

CARD8 PciRead8	(	int	offset,
		CARD32	slot
	)

References readPci.

Referenced by int1A_handler().

CARD16 pciSlotBX

(

PciStructPtr

)

References PciSlot::l, and pciStructRec::Slot.

Referenced by int1A_handler().

void pciVideoDisable

(

void

)

References pciBusRec::bctl, pciStructRec::cmd_st, PciSlot::l, pciStructRec::next, pciBusRec::next, PciBuses, PciStruct, pciStructRec::RomBase, pciStructRec::Slot, pciBusRec::Slot, and writePci.

Referenced by EnableCurrent().

void pciVideoRestore

(

void

)

References pciBusRec::bctl, pciStructRec::cmd_st, PciSlot::l, pciStructRec::next, pciBusRec::next, PciBuses, PciStruct, pciStructRec::RomBase, pciStructRec::Slot, pciBusRec::Slot, and writePci.

void PciWrite16	(	int	offset,
		CARD16	word,
		CARD32	slot
	)

References readPci, val, and writePci.

Referenced by int1A_handler().

void PciWrite32	(	int	offset,
		CARD32	lg,
		CARD32	slot
	)

References writePci.

Referenced by findBIOSMap(), int1A_handler(), mapPciRom(), remapMem(), and restoreMem().

void PciWrite8	(	int	offset,
		CARD8	byte,
		CARD32	slot
	)

References readPci, val, and writePci.

Referenced by int1A_handler().

void scan_pci

(

int

)

References pciStructRec::bus, checkSlotCfg1(), checkSlotCfg2(), interpretConfigSpace(), MAX_DEV_PER_VENDOR_CFG1, MAX_PCI_DEVICES, pciStructRec::next, pciBusRec::next, pciStructRec::pBus, pciBusRec::pBus, PCI_EN, PCI_MAXBUS, PCI_MODE1_ADDRESS_REG, PCI_MODE2_ENABLE_REG, PCI_MODE2_FORWARD_REG, PciBuses, pciMaxBus, PciStruct, pciBusRec::primary, readConfigSpaceCfg1(), readConfigSpaceCfg2(), readPci, readPciCfg2(), RESORT, pciBusRec::secondary, writePci, and writePciCfg2().

Referenced by InitInt10().

---

Variable Documentation

PciStructPtr BootBios

PciStructPtr CurrentPci

Referenced by EnableCurrent(), findPciClass(), findPciDevice(), InitInt10(), int1A_handler(), and mapPciRom().

PciStructPtr PciList

Referenced by findPciByIDs().

int pciMaxBus

Referenced by int1A_handler(), and scan_pci().