183 lines
6.1 KiB
C
183 lines
6.1 KiB
C
/*
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* Copyright (c) 1999-2003 by The XFree86 Project, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the copyright holder(s)
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* and author(s) shall not be used in advertising or otherwise to promote
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* the sale, use or other dealings in this Software without prior written
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* authorization from the copyright holder(s) and author(s).
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*/
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/* Standard resource information code */
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#ifdef __UNIXOS2__
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# define I_NEED_OS2_H
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#endif
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#include <X11/X.h>
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#include "xf86.h"
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#include "xf86Priv.h"
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#include "xf86Privstr.h"
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#include "xf86Pci.h"
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#define NEED_OS_RAC_PROTOS
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#include "xf86_OSlib.h"
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#include "xf86Resources.h"
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#ifdef __UNIXOS2__
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# undef ADDRESS
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#endif
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/* Avoid Imakefile changes */
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#include "bus/Pci.h"
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#ifdef USESTDRES
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#define xf86StdBusAccWindowsFromOS xf86BusAccWindowsFromOS
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#define xf86StdAccResFromOS xf86AccResFromOS
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#define xf86StdPciBusAccWindowsFromOS xf86PciBusAccWindowsFromOS
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#define xf86StdIsaBusAccWindowsFromOS xf86IsaBusAccWindowsFromOS
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_X_EXPORT resRange PciAvoid[] = {_PCI_AVOID_PC_STYLE, _END};
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#endif
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#ifdef INCLUDE_XF86_NO_DOMAIN
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resPtr
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xf86StdBusAccWindowsFromOS(void)
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{
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/* Fallback is to allow addressing of all memory space */
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resPtr ret = NULL;
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resRange range;
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RANGE(range, 0x00000000, 0xffffffff, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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/* Fallback is to allow addressing of all I/O space */
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RANGE(range, 0x00000000, 0x0000ffff, ResExcIoBlock);
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ret = xf86AddResToList(ret, &range, -1);
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return ret;
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}
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resPtr
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xf86StdPciBusAccWindowsFromOS(void)
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{
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/* Fallback is to allow addressing of all memory space */
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resPtr ret = NULL;
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resRange range;
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RANGE(range, 0x00000000, 0xffffffff, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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/* Fallback is to allow addressing of all I/O space */
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RANGE(range, 0x00000000, 0x0000ffff, ResExcIoBlock);
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ret = xf86AddResToList(ret, &range, -1);
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return ret;
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}
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#ifdef INCLUDE_UNUSED
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resPtr
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xf86StdIsaBusAccWindowsFromOS(void)
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{
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/* Fallback is to allow addressing of all memory space */
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resPtr ret = NULL;
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resRange range;
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RANGE(range, 0x00000000, 0xffffffff, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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/* Fallback is to allow addressing of all I/O space */
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RANGE(range, 0x00000000, 0x0000ffff, ResExcIoBlock);
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ret = xf86AddResToList(ret, &range, -1);
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return ret;
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}
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#endif /* INCLUDE_UNUSED */
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resPtr
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xf86StdAccResFromOS(resPtr ret)
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{
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resRange range;
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/*
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* Fallback is to claim the following areas:
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*
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* 0x00000000 - 0x0009ffff low 640k host memory
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* 0x000c0000 - 0x000effff location of VGA and other extensions ROMS
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* 0x000f0000 - 0x000fffff system BIOS
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* 0x00100000 - 0x3fffffff low 1G - 1MB host memory
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* 0xfec00000 - 0xfecfffff default I/O APIC config space
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* 0xfee00000 - 0xfeefffff default Local APIC config space
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* 0xffe00000 - 0xffffffff high BIOS area (should this be included?)
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*
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* reference: Intel 440BX AGP specs
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*
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* The two APIC spaces appear to be BX-specific and should be dealt with
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* elsewhere.
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*/
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/* Fallback is to claim 0x0 - 0x9ffff and 0x100000 - 0x7fffffff */
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RANGE(range, 0x00000000, 0x0009ffff, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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RANGE(range, 0x000c0000, 0x000effff, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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RANGE(range, 0x000f0000, 0x000fffff, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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RANGE(range, 0x00100000, 0x3fffffff,
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ResExcMemBlock | ResBios | ResEstimated);
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ret = xf86AddResToList(ret, &range, -1);
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#if 0
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RANGE(range, 0xfec00000, 0xfecfffff, ResExcMemBlock | ResBios);
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ret = xf86AddResToList(ret, &range, -1);
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RANGE(range, 0xfee00000, 0xfeefffff, ResExcMemBlock | ResBios);
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ret = xf86AddResToList(ret, &range, -1);
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/* airlied - remove BIOS range it shouldn't be here
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this should use E820 - or THE OS */
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RANGE(range, 0xffe00000, 0xffffffff, ResExcMemBlock | ResBios);
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ret = xf86AddResToList(ret, &range, -1);
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#endif
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/*
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* Fallback would be to claim well known ports in the 0x0 - 0x3ff range
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* along with their sparse I/O aliases, but that's too imprecise. Instead
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* claim a bare minimum here.
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*/
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RANGE(range, 0x00000000, 0x000000ff, ResExcIoBlock); /* For mainboard */
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ret = xf86AddResToList(ret, &range, -1);
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/*
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* At minimum, the top and bottom resources must be claimed, so that
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* resources that are (or appear to be) unallocated can be relocated.
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*/
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/* RANGE(range, 0x00000000, 0x00000000, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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RANGE(range, 0xffffffff, 0xffffffff, ResExcMemBlock);
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ret = xf86AddResToList(ret, &range, -1);
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RANGE(range, 0x00000000, 0x00000000, ResExcIoBlock);
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ret = xf86AddResToList(ret, &range, -1); */
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RANGE(range, 0x0000ffff, 0x0000ffff, ResExcIoBlock);
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ret = xf86AddResToList(ret, &range, -1);
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/* XXX add others */
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return ret;
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}
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#endif /* INCLUDE_XF86_NO_DOMAIN */
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