diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/shared/stdResource.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/xfree86/os-support/shared/stdResource.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/shared/stdResource.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/shared/stdResource.c new file mode 100644 index 000000000..4704d8194 --- /dev/null +++ b/nx-X11/programs/Xserver/hw/xfree86/os-support/shared/stdResource.c @@ -0,0 +1,182 @@ +/* $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 HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#ifdef __UNIXOS2__ +# define I_NEED_OS2_H +#endif +#include <X11/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 */ |