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/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/stdResource.c,v 1.22 2003/08/24 17:37:06 dawes Exp $ */
/*
* Copyright (c) 1999-2003 by The XFree86 Project, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of the copyright holder(s)
* and author(s) shall not be used in advertising or otherwise to promote
* the sale, use or other dealings in this Software without prior written
* authorization from the copyright holder(s) and author(s).
*/
/* Standard resource information code */
#ifdef __UNIXOS2__
# define I_NEED_OS2_H
#endif
#include "X.h"
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86Privstr.h"
#include "xf86Pci.h"
#define NEED_OS_RAC_PROTOS
#include "xf86_OSlib.h"
#include "xf86Resources.h"
#ifdef __UNIXOS2__
# undef ADDRESS
#endif
/* Avoid Imakefile changes */
#include "bus/Pci.h"
#ifdef USESTDRES
#define xf86StdBusAccWindowsFromOS xf86BusAccWindowsFromOS
#define xf86StdAccResFromOS xf86AccResFromOS
#define xf86StdPciBusAccWindowsFromOS xf86PciBusAccWindowsFromOS
#define xf86StdIsaBusAccWindowsFromOS xf86IsaBusAccWindowsFromOS
resRange PciAvoid[] = {_PCI_AVOID_PC_STYLE, _END};
#endif
#ifdef INCLUDE_XF86_NO_DOMAIN
resPtr
xf86StdBusAccWindowsFromOS(void)
{
/* Fallback is to allow addressing of all memory space */
resPtr ret = NULL;
resRange range;
RANGE(range, 0x00000000, 0xffffffff, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
/* Fallback is to allow addressing of all I/O space */
RANGE(range, 0x00000000, 0x0000ffff, ResExcIoBlock);
ret = xf86AddResToList(ret, &range, -1);
return ret;
}
resPtr
xf86StdPciBusAccWindowsFromOS(void)
{
/* Fallback is to allow addressing of all memory space */
resPtr ret = NULL;
resRange range;
RANGE(range, 0x00000000, 0xffffffff, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
/* Fallback is to allow addressing of all I/O space */
RANGE(range, 0x00000000, 0x0000ffff, ResExcIoBlock);
ret = xf86AddResToList(ret, &range, -1);
return ret;
}
#ifdef INCLUDE_UNUSED
resPtr
xf86StdIsaBusAccWindowsFromOS(void)
{
/* Fallback is to allow addressing of all memory space */
resPtr ret = NULL;
resRange range;
RANGE(range, 0x00000000, 0xffffffff, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
/* Fallback is to allow addressing of all I/O space */
RANGE(range, 0x00000000, 0x0000ffff, ResExcIoBlock);
ret = xf86AddResToList(ret, &range, -1);
return ret;
}
#endif /* INCLUDE_UNUSED */
resPtr
xf86StdAccResFromOS(resPtr ret)
{
resRange range;
/*
* Fallback is to claim the following areas:
*
* 0x00000000 - 0x0009ffff low 640k host memory
* 0x000c0000 - 0x000effff location of VGA and other extensions ROMS
* 0x000f0000 - 0x000fffff system BIOS
* 0x00100000 - 0x3fffffff low 1G - 1MB host memory
* 0xfec00000 - 0xfecfffff default I/O APIC config space
* 0xfee00000 - 0xfeefffff default Local APIC config space
* 0xffe00000 - 0xffffffff high BIOS area (should this be included?)
*
* reference: Intel 440BX AGP specs
*
* The two APIC spaces appear to be BX-specific and should be dealt with
* elsewhere.
*/
/* Fallback is to claim 0x0 - 0x9ffff and 0x100000 - 0x7fffffff */
RANGE(range, 0x00000000, 0x0009ffff, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
RANGE(range, 0x000c0000, 0x000effff, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
RANGE(range, 0x000f0000, 0x000fffff, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
RANGE(range, 0x00100000, 0x3fffffff,
ResExcMemBlock | ResBios | ResEstimated);
ret = xf86AddResToList(ret, &range, -1);
#if 0
RANGE(range, 0xfec00000, 0xfecfffff, ResExcMemBlock | ResBios);
ret = xf86AddResToList(ret, &range, -1);
RANGE(range, 0xfee00000, 0xfeefffff, ResExcMemBlock | ResBios);
ret = xf86AddResToList(ret, &range, -1);
#endif
RANGE(range, 0xffe00000, 0xffffffff, ResExcMemBlock | ResBios);
ret = xf86AddResToList(ret, &range, -1);
/*
* Fallback would be to claim well known ports in the 0x0 - 0x3ff range
* along with their sparse I/O aliases, but that's too imprecise. Instead
* claim a bare minimum here.
*/
RANGE(range, 0x00000000, 0x000000ff, ResExcIoBlock); /* For mainboard */
ret = xf86AddResToList(ret, &range, -1);
/*
* At minimum, the top and bottom resources must be claimed, so that
* resources that are (or appear to be) unallocated can be relocated.
*/
/* RANGE(range, 0x00000000, 0x00000000, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
RANGE(range, 0xffffffff, 0xffffffff, ResExcMemBlock);
ret = xf86AddResToList(ret, &range, -1);
RANGE(range, 0x00000000, 0x00000000, ResExcIoBlock);
ret = xf86AddResToList(ret, &range, -1); */
RANGE(range, 0x0000ffff, 0x0000ffff, ResExcIoBlock);
ret = xf86AddResToList(ret, &range, -1);
/* XXX add others */
return ret;
}
#endif /* INCLUDE_XF86_NO_DOMAIN */
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