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Diffstat (limited to 'tools/ddcprobe/int10/pci.h')
| -rw-r--r-- | tools/ddcprobe/int10/pci.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/tools/ddcprobe/int10/pci.h b/tools/ddcprobe/int10/pci.h new file mode 100644 index 000000000..840f9d4ae --- /dev/null +++ b/tools/ddcprobe/int10/pci.h @@ -0,0 +1,127 @@ +/* + * Copyright 1999 Egbert Eich + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of the authors not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. The authors makes no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ +#include "v86bios.h" + +#ifndef V86_PCI_H +#define V86_PCI_H + +typedef union { + struct { + unsigned int zero:2; + unsigned int reg:6; + unsigned int func:3; + unsigned int dev:5; + unsigned int bus:8; + unsigned int reserved:7; + unsigned int enable:1; + } pci; + CARD32 l; +} PciSlot; + +typedef struct pciBusRec { + CARD8 primary; + CARD8 secondary; + CARD32 bctl; + PciSlot Slot; + struct pciBusRec *next; + struct pciBusRec *pBus; +} PciBusRec, *PciBusPtr; + +typedef struct pciStructRec { + CARD16 VendorID; + CARD16 DeviceID; + CARD8 Interface; + CARD8 BaseClass; + CARD8 SubClass; + CARD32 RomBase; + CARD32 bus; + CARD8 dev; + CARD8 func; + CARD32 cmd_st; + int active; + PciSlot Slot; + struct pciStructRec *next; + PciBusPtr pBus; +} PciStructRec , *PciStructPtr; + + +extern PciStructPtr CurrentPci; +extern PciStructPtr PciList; +extern PciStructPtr BootBios; +extern int pciMaxBus; + +extern CARD32 findPci(CARD16 slotBX); +extern CARD16 pciSlotBX(PciStructPtr); +PciStructPtr findPciDevice(CARD16 vendorID, CARD16 deviceID, char n); +PciStructPtr findPciClass(CARD8 intf, CARD8 subClass, CARD16 class, char n); + +extern CARD8 PciRead8(int offset, CARD32 slot); +extern CARD16 PciRead16(int offset, CARD32 slot); +extern CARD32 PciRead32(int offset, CARD32 slot); + +extern void PciWrite8(int offset,CARD8 byte, CARD32 slot); +extern void PciWrite16(int offset,CARD16 word, CARD32 slot); +extern void PciWrite32(int offset,CARD32 lg, CARD32 slot); + +extern void scan_pci(int); +extern void pciVideoDisable(void); +extern void pciVideoRestore(void); +extern void EnableCurrent(void); +extern int mapPciRom(PciStructPtr pciP); +extern int cfg1out(CARD16 addr, CARD32 val); +extern int cfg1in(CARD16 addr, CARD32 *val); +extern void list_pci(void); +extern PciStructPtr findPciByIDs(int bus, int dev, int func); + +#define PCI_MODE2_ENABLE_REG 0xCF8 +#define PCI_MODE2_FORWARD_REG 0xCFA +#define PCI_MODE1_ADDRESS_REG 0xCF8 +#define PCI_MODE1_DATA_REG 0xCFC +#if defined(__alpha__) || defined(__sparc__) +#define PCI_EN 0x00000000 +#else +#define PCI_EN 0x80000000 +#endif +#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) \ + (((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)) +#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) +#endif |