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/*++
Copyright (c) 1989 Microsoft Corporation
Copyright (c) 1994 Digital Equipment Corporation
Module Name:
busdata.c
Abstract:
This module contains get/set bus data routines.
Author:
Darryl E. Havens (darrylh) 11-Apr-1990
Environment:
Kernel mode
Revision History:
--*/
#include "halp.h"
//
// External Function Prototypes
//
ULONG
HalpNoBusData (
IN PVOID BusHandler,
IN PVOID RootHandler,
IN ULONG SlotNumber,
IN PVOID Buffer,
IN ULONG Offset,
IN ULONG Length
);
#ifdef ALLOC_PRAGMA
#pragma alloc_text(INIT,HalpRegisterInternalBusHandlers)
#endif
VOID
HalpRegisterInternalBusHandlers (
VOID
)
/*++
Routine Description:
This function registers the bushandlers for buses on the system
that will always be present on the system.
Arguments:
None.
Return Value:
None.
--*/
{
PBUS_HANDLER Bus;
//
// Initalize BusHandler data before registering any handlers
//
HalpInitBusHandler ();
//
// Build the processor internal bus 0
//
HaliRegisterBusHandler (ProcessorInternal, // Bus Type
-1, // No config space
0, // Bus Number
-1, // No parent bus type
0, // No parent bus number
0, // No extension data
NULL, // No install handler
&Bus); // Bushandler return
Bus->GetInterruptVector = HalpGetSystemInterruptVector;
//
// Build internal-bus 0, or system level bus
//
HaliRegisterBusHandler (Internal, // Bus Type
-1, // No config space
0, // Bus Number
-1, // No parent bus type
0, // No parent bus number
0, // No extension data
NULL, // No install handler
&Bus); // Bushandler return
Bus->GetInterruptVector = HalpGetSystemInterruptVector;
Bus->TranslateBusAddress = HalpTranslateSystemBusAddress;
//
// Build Isa bus #0
//
HaliRegisterBusHandler (Isa, // Bus Type
-1, // No config space
0, // Internal bus #0
Internal, // Parent bus type
0, // Parent bus number
0, // No extension data
NULL, // No install handler
&Bus); // Bushandler return
Bus->GetBusData = HalpNoBusData;
Bus->AdjustResourceList = HalpAdjustIsaResourceList;
}
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