diff options
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/bus/Pci.c')
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/bus/Pci.c | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/os-support/bus/Pci.c b/xorg-server/hw/xfree86/os-support/bus/Pci.c new file mode 100644 index 000000000..064533c77 --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/bus/Pci.c @@ -0,0 +1,193 @@ +/* + * Copyright 1998 by Concurrent Computer Corporation + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and that + * both that copyright notice and this permission notice appear in + * supporting documentation, and that the name of Concurrent Computer + * Corporation not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Concurrent Computer Corporation makes no representations + * about the suitability of this software for any purpose. It is + * provided "as is" without express or implied warranty. + * + * CONCURRENT COMPUTER CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL CONCURRENT COMPUTER CORPORATION BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, + * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + * + * Copyright 1998 by Metro Link Incorporated + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and that + * both that copyright notice and this permission notice appear in + * supporting documentation, and that the name of Metro Link + * Incorporated not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Metro Link Incorporated makes no representations + * about the suitability of this software for any purpose. It is + * provided "as is" without express or implied warranty. + * + * METRO LINK INCORPORATED DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL METRO LINK INCORPORATED BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, + * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + * + * This software is derived from the original XFree86 PCI code + * which includes the following copyright notices as well: + * + * Copyright 1995 by Robin Cutshaw <robin@XFree86.Org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of the above listed copyright holder(s) + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. The above listed + * copyright holder(s) make(s) no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM(S) ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * This code is also based heavily on the code in FreeBSD-current, which was + * written by Wolfgang Stanglmeier, and contains the following copyright: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ +/* + * 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). + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <errno.h> +#include <signal.h> +#include <X11/Xarch.h> +#include "compiler.h" +#include "xf86.h" +#include "xf86Priv.h" +#define XF86_OS_PRIVS +#include "xf86_OSproc.h" +#include "Pci.h" + +#include <pciaccess.h> + +#define PCI_MFDEV_SUPPORT 1 /* Include PCI multifunction device support */ +#define PCI_BRIDGE_SUPPORT 1 /* Include support for PCI-to-PCI bridges */ + +/* + * Global data + */ + +pciBusInfo_t *pciBusInfo[MAX_PCI_BUSES] = { NULL, }; +_X_EXPORT int pciNumBuses = 0; /* Actual number of PCI buses */ +int pciMaxBusNum = MAX_PCI_BUSES; + + +_X_EXPORT ADDRESS +pciBusAddrToHostAddr(PCITAG tag, PciAddrType type, ADDRESS addr) +{ + int bus = PCI_BUS_FROM_TAG(tag); + + if ((bus >= 0) && (bus < pciNumBuses) && pciBusInfo[bus] && + pciBusInfo[bus]->funcs->pciAddrBusToHost) + return (*pciBusInfo[bus]->funcs->pciAddrBusToHost)(tag, type, addr); + else + return(addr); +} + +_X_EXPORT PCITAG +pciTag(int busnum, int devnum, int funcnum) +{ + return(PCI_MAKE_TAG(busnum,devnum,funcnum)); +} + +ADDRESS +pciAddrNOOP(PCITAG tag, PciAddrType type, ADDRESS addr) +{ + return(addr); +} + +_X_EXPORT Bool +xf86scanpci(void) +{ + Bool success = FALSE; + + success = (pci_system_init() == 0); + + /* XXX */ +#if defined(DEBUGPCI) + if (DEBUGPCI >= xf86Verbose) { + xf86Verbose = DEBUGPCI; + } +#endif + + /* choose correct platform/OS specific PCI init routine */ + ARCH_PCI_INIT(); + + return success; +} |