pci.h

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/*
 * PROJECT:         ReactOS PCI Bus Driver
 * LICENSE:         BSD - See COPYING.ARM in the top level directory
 * FILE:            include/reactos/drivers/pci/pci.h
 * PURPOSE:         Internal, Shared, PCI Definitions
 * PROGRAMMERS:     ReactOS Portable Systems Group
 */

//
// PCI Hack Flags
//
#define PCI_HACK_LOCK_RESOURCES                             0x0000000000000004LL
#define PCI_HACK_NO_ENUM_AT_ALL                             0x0000000000000008LL
#define PCI_HACK_ENUM_NO_RESOURCE                           0x0000000000000010LL
#define PCI_HACK_AVOID_D1D2_FOR_SLD                         0x0000000000000020LL
#define PCI_HACK_NEVER_DISCONNECT                           0x0000000000000040LL
#define PCI_HACK_DONT_DISABLE                               0x0000000000000080LL
#define PCI_HACK_MULTIFUNCTION                              0x0000000000000100LL
#define PCI_HACK_UNUSED_200                                 0x0000000000000200LL
#define PCI_HACK_IGNORE_NON_STICKY_ISA                      0x0000000000000400LL
#define PCI_HACK_UNUSED_800                                 0x0000000000000800LL
#define PCI_HACK_DOUBLE_DECKER                              0x0000000000001000LL
#define PCI_HACK_ONE_CHILD                                  0x0000000000002000LL
#define PCI_HACK_PRESERVE_COMMAND                           0x0000000000004000LL
#define PCI_HACK_DEFAULT_CARDBUS_WINDOWS                    0x0000000000008000LL
#define PCI_HACK_CB_SHARE_CMD_BITS                          0x0000000000010000LL
#define PCI_HACK_IGNORE_ROOT_TOPOLOGY                       0x0000000000020000LL
#define PCI_HACK_SUBTRACTIVE_DECODE                         0x0000000000040000LL
#define PCI_HACK_NO_EXPRESS_CAP                             0x0000000000080000LL
#define PCI_HACK_NO_ASPM_FOR_EXPRESS_LINK                   0x0000000000100000LL
#define PCI_HACK_CLEAR_INT_DISABLE_FOR_MSI                  0x0000000000200000LL
#define PCI_HACK_NO_SUBSYSTEM                               0x0000000000400000LL
#define PCI_HACK_COMMAND_REWRITE                            0x0000000000800000LL
#define PCI_HACK_AVOID_HARDWARE_ISA_BIT                     0x0000000001000000LL
#define PCI_HACK_FORCE_BRIDGE_WINDOW_ALIGNMENT              0x0000000002000000LL
#define PCI_HACK_NOT_MSI_HT_CONVERTER                       0x0000000004000000LL
#define PCI_HACK_PCI_HACK_SBR_ON_LINK_STATE_CHANGE          0x0000000008000000LL
#define PCI_HACK_PCI_HACK_LINK_DISABLE_ON_SLOT_PWRDN        0x0000000010000000LL
#define PCI_HACK_NO_PM_CAPS                                 0x0000000020000000LL
#define PCI_HACK_DONT_DISABLE_DECODES                       0x0000000040000000LL
#define PCI_HACK_NO_SUBSYSTEM_AFTER_D3                      0x0000000080000000LL
#define PCI_HACK_VIDEO_LEGACY_DECODE                        0x0000000100000000LL
#define PCI_HACK_FAKE_CLASS_CODE                            0x0000000200000000LL
#define PCI_HACK_UNUSED_40000000                            0x0000000400000000LL
#define PCI_HACK_DISABLE_IDE_NATIVE_MODE                    0x0000000800000000LL
#define PCI_HACK_FAIL_QUERY_REMOVE                          0x0000001000000000LL
#define PCI_HACK_CRITICAL_DEVICE                            0x0000002000000000LL
#define PCI_HACK_UNUSED_4000000000                          0x0000004000000000LL
#define PCI_HACK_BROKEN_SUBTRACTIVE_DECODE                  0x0000008000000000LL
#define PCI_HACK_NO_REVISION_AFTER_D3                       0x0000010000000000LL
#define PCI_HACK_ENABLE_MSI_MAPPING                         0x0000020000000000LL
#define PCI_HACK_DISABLE_PM_DOWNSTREAM_PCI_BRIDGE           0x0000040000000000LL
#define PCI_HACK_DISABLE_HOT_PLUG                           0x0000080000000000LL
#define PCI_HACK_IGNORE_AER_CAPABILITY                      0x0000100000000000LL
        
//
// Bit encodes for PCI_COMMON_CONFIG.u.type1.BridgeControl
//
#define PCI_ENABLE_BRIDGE_PARITY_ERROR                      0x0001
#define PCI_ENABLE_BRIDGE_SERR                              0x0002
#define PCI_ENABLE_BRIDGE_ISA                               0x0004
#define PCI_ENABLE_BRIDGE_VGA                               0x0008
#define PCI_ENABLE_BRIDGE_MASTER_ABORT_SERR                 0x0020
#define PCI_ASSERT_BRIDGE_RESET                             0x0040
#define PCI_ENABLE_BRIDGE_VGA_16BIT                         0x0010

//
// PCI IRQ Routing Table in BIOS/Registry (Signature: PIR$)
//
#include <pshpack1.h>
typedef struct _PIN_INFO
{
    UCHAR Link;
    USHORT InterruptMap;
} PIN_INFO, *PPIN_INFO;
    
typedef struct _SLOT_INFO
{
    UCHAR BusNumber;
    UCHAR DeviceNumber;
    PIN_INFO PinInfo[4];
    UCHAR SlotNumber;
    UCHAR Reserved;
} SLOT_INFO, *PSLOT_INFO;

typedef struct _PCI_IRQ_ROUTING_TABLE
{
    ULONG Signature;
    USHORT Version;
    USHORT TableSize;
    UCHAR RouterBus;
    UCHAR RouterDevFunc;
    USHORT ExclusiveIRQs;
    ULONG CompatibleRouter;
    ULONG MiniportData;
    UCHAR Reserved[11];
    UCHAR Checksum;
    SLOT_INFO Slot[ANYSIZE_ARRAY];
} PCI_IRQ_ROUTING_TABLE, *PPCI_IRQ_ROUTING_TABLE;
#include <poppack.h>

//
// PCI Registry Information
//
typedef struct _PCI_REGISTRY_INFO
{
    UCHAR MajorRevision;
    UCHAR MinorRevision;
    UCHAR NoBuses; // Number Of Buses
    UCHAR HardwareMechanism;
} PCI_REGISTRY_INFO, *PPCI_REGISTRY_INFO;

//
// PCI Card Descriptor in Registry
//
typedef struct _PCI_CARD_DESCRIPTOR
{
    ULONG Flags;
    USHORT VendorID;
    USHORT DeviceID;
    USHORT RevisionID;
    USHORT SubsystemVendorID;
    USHORT SubsystemID;
    USHORT Reserved;
} PCI_CARD_DESCRIPTOR, *PPCI_CARD_DESCRIPTOR;

/* EOF */