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/*++
Copyright (c) 1991 Microsoft Corporation
Copyright (c) 1994 MOTOROLA, INC. All Rights Reserved. This file
contains copyrighted material. Use of this file is restricted
by the provisions of a Motorola Software License Agreement.
Module Name:
pxmapio.c
Abstract:
This module implements the mapping of HAL I/O space for a POWER PC
system.
Author:
David N. Cutler (davec) 28-Apr-1991
Environment:
Kernel mode
Revision History:
Jim Wooldridge (jimw@austin.vnet.ibm.com) Initial PowerPC port
Map interrupt acknowledge base address
Map SIO config base address
Remove RTC map - S-FOOT mapsthe RTC into the ISA I/O space
--*/
/*
* Copyright (c) 1995 FirePower Systems, Inc.
* DO NOT DISTRIBUTE without permission
*
* $RCSfile: pxmapio.c $
* $Revision: 1.5 $
* $Date: 1996/01/11 07:11:27 $
* $Locker: $
*/
#include "halp.h"
//
// Put all code for HAL initialization in the INIT section. It will be
// deallocated by memory management when phase 1 initialization is
// completed.
//
#if defined(ALLOC_PRAGMA)
#pragma alloc_text(INIT, HalpMapIoSpace)
#endif
BOOLEAN
HalpMapIoControlSpace (
VOID
);
BOOLEAN
HalpMapPlanarSpace (
VOID
);
BOOLEAN
HalpMapBusConfigSpace (
VOID
);
//
// Define global data used to locate the IO control space and the PCI config
// space.
//
PVOID HalpInterruptBase;
PVOID HalpPciConfigBase;
PVOID HalpErrorAddressRegister;
BOOLEAN
HalpMapIoSpace (
VOID
)
/*++
Routine Description:
This routine maps the HAL I/O, planar control, and bus configuration
spaces for a PowerPC system.
Arguments:
None.
Return Value:
If the initialization is successfully completed, than a value of TRUE
is returned. Otherwise, a value of FALSE is returned.
--*/
{
//
// Map bus/bridge I/O control space
//
if (!HalpMapIoControlSpace())
return FALSE;
//
// Map Planar I/O control space
//
if (!HalpMapPlanarSpace())
return FALSE;
//
// Map Bus configuration space
//
if (!HalpMapBusConfigSpace())
return FALSE;
return TRUE;
}
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