8bde7f776c
- remove trailing white space, trailing empty lines, C++ comments, etc.
- split cmd_boot.c (separate cmd_bdinfo.c and cmd_load.c)
* Patches by Kenneth Johansson, 25 Jun 2003:
- major rework of command structure
(work done mostly by Michal Cendrowski and Joakim Kristiansen)
128 lines
4.1 KiB
C
128 lines
4.1 KiB
C
/*
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* Copyright 1999 Egbert Eich
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the authors not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. The authors makes no representations
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* about the suitability of this software for any purpose. It is provided
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* "as is" without express or implied warranty.
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*
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* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "v86bios.h"
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#ifndef V86_PCI_H
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#define V86_PCI_H
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typedef union {
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struct {
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unsigned int zero:2;
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unsigned int reg:6;
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unsigned int func:3;
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unsigned int dev:5;
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unsigned int bus:8;
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unsigned int reserved:7;
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unsigned int enable:1;
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} pci;
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CARD32 l;
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} PciSlot;
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typedef struct pciBusRec {
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CARD8 primary;
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CARD8 secondary;
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CARD32 bctl;
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PciSlot Slot;
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struct pciBusRec *next;
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struct pciBusRec *pBus;
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} PciBusRec, *PciBusPtr;
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typedef struct pciStructRec {
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CARD16 VendorID;
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CARD16 DeviceID;
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CARD8 Interface;
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CARD8 BaseClass;
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CARD8 SubClass;
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CARD32 RomBase;
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CARD32 bus;
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CARD8 dev;
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CARD8 func;
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CARD32 cmd_st;
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int active;
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PciSlot Slot;
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struct pciStructRec *next;
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PciBusPtr pBus;
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} PciStructRec , *PciStructPtr;
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extern PciStructPtr CurrentPci;
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extern PciStructPtr PciList;
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extern PciStructPtr BootBios;
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extern int pciMaxBus;
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extern CARD32 findPci(CARD16 slotBX);
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extern CARD16 pciSlotBX(PciStructPtr);
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PciStructPtr findPciDevice(CARD16 vendorID, CARD16 deviceID, char n);
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PciStructPtr findPciClass(CARD8 intf, CARD8 subClass, CARD16 class, char n);
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extern CARD8 PciRead8(int offset, CARD32 slot);
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extern CARD16 PciRead16(int offset, CARD32 slot);
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extern CARD32 PciRead32(int offset, CARD32 slot);
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extern void PciWrite8(int offset,CARD8 byte, CARD32 slot);
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extern void PciWrite16(int offset,CARD16 word, CARD32 slot);
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extern void PciWrite32(int offset,CARD32 lg, CARD32 slot);
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extern void scan_pci(void);
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extern void pciVideoDisable(void);
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extern void pciVideoRestore(void);
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extern void EnableCurrent(void);
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extern int mapPciRom(PciStructPtr pciP);
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extern int cfg1out(CARD16 addr, CARD32 val);
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extern int cfg1in(CARD16 addr, CARD32 *val);
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extern void list_pci(void);
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extern PciStructPtr findPciByIDs(int bus, int dev, int func);
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#define PCI_MODE2_ENABLE_REG 0xCF8
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#define PCI_MODE2_FORWARD_REG 0xCFA
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#define PCI_MODE1_ADDRESS_REG 0xCF8
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#define PCI_MODE1_DATA_REG 0xCFC
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#if defined(__alpha__) || defined(__sparc__)
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#define PCI_EN 0x00000000
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#else
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#define PCI_EN 0x80000000
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#endif
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#define MAX_DEV_PER_VENDOR_CFG1 32
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#define BRIDGE_CLASS(x) (x == 0x06)
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#define BRIDGE_PCI_CLASS(x) (x == 0x04)
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#define BRIDGE_HOST_CLASS(x) (x == 0x00)
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#define PCI_CLASS_PREHISTORIC 0x00
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#define PCI_SUBCLASS_PREHISTORIC_VGA 0x01
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#define PCI_CLASS_DISPLAY 0x03
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#define PCI_SUBCLASS_DISPLAY_VGA 0x00
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#define PCI_SUBCLASS_DISPLAY_XGA 0x01
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#define PCI_SUBCLASS_DISPLAY_MISC 0x80
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#define VIDEO_CLASS(b,s) \
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(((b) == PCI_CLASS_PREHISTORIC && (s) == PCI_SUBCLASS_PREHISTORIC_VGA) || \
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((b) == PCI_CLASS_DISPLAY && (s) == PCI_SUBCLASS_DISPLAY_VGA) ||\
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((b) == PCI_CLASS_DISPLAY && (s) == PCI_SUBCLASS_DISPLAY_XGA) ||\
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((b) == PCI_CLASS_DISPLAY && (s) == PCI_SUBCLASS_DISPLAY_MISC))
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#define PCI_MULTIFUNC_DEV 0x80
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#define MAX_PCI_DEVICES 64
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#define PCI_MAXBUS 16
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#define PCI_IS_MEM 0x00000001
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#define MAX_PCI_ROM_SIZE (1024 * 1024 * 16)
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#define IS_MEM32(x) ((x & 0x7) == 0 && x != 0)
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#define IS_MEM64(x) ((x & 0x7) == 0x4)
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#endif
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