diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/bus/freebsdPci.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/xfree86/os-support/bus/freebsdPci.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/bus/freebsdPci.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/bus/freebsdPci.c deleted file mode 100644 index f6d6f8a6d..000000000 --- a/nx-X11/programs/Xserver/hw/xfree86/os-support/bus/freebsdPci.c +++ /dev/null @@ -1,171 +0,0 @@ -/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bus/freebsdPci.c,v 1.4 2002/07/24 19:06:52 tsi Exp $ */ -/* - * 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. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <stdio.h> -#include "compiler.h" -#include "xf86.h" -#include "xf86Priv.h" -#include "xf86_OSlib.h" -#include "Pci.h" - -#include <sys/pciio.h> - -/* - * freebsd platform specific PCI access functions -- using /dev/pci - * needs kernel version 2.2.x - */ -static CARD32 freebsdPciCfgRead(PCITAG tag, int off); -static void freebsdPciCfgWrite(PCITAG, int off, CARD32 val); -static void freebsdPciCfgSetBits(PCITAG tag, int off, CARD32 mask, CARD32 bits); - -static pciBusFuncs_t freebsdFuncs0 = { -/* pciReadLong */ freebsdPciCfgRead, -/* pciWriteLong */ freebsdPciCfgWrite, -/* pciSetBitsLong */ freebsdPciCfgSetBits, -/* pciAddrHostToBus */ pciAddrNOOP, -/* pciAddrBusToHost */ pciAddrNOOP -}; - -static pciBusInfo_t freebsdPci0 = { -/* configMech */ PCI_CFG_MECH_OTHER, -/* numDevices */ 32, -/* secondary */ FALSE, -/* primary_bus */ 0, -#ifdef PowerMAX_OS -/* ppc_io_base */ 0, -/* ppc_io_size */ 0, -#endif -/* funcs */ &freebsdFuncs0, -/* pciBusPriv */ NULL, -/* bridge */ NULL -}; - -#if !defined(__OpenBSD__) && !defined(__FreeBSD__) -#if X_BYTE_ORDER == X_BIG_ENDIAN -#ifdef __sparc__ -#ifndef ASI_PL -#define ASI_PL 0x88 -#endif -#define PCI_CPU(val) ({ \ -int __ret; \ -__asm__ __volatile__("lduwa [%1] %2, %0" : "=r" (__ret) : "r" (&val), "i" (ASI_PL)); \ -__ret; \ -}) -#else -#define PCI_CPU(val) (((val >> 24) & 0x000000ff) | \ - ((val >> 8) & 0x0000ff00) | \ - ((val << 8) & 0x00ff0000) | \ - ((val << 24) & 0xff000000)) -#endif -#else -#define PCI_CPU(val) (val) -#endif -#else /* ! OpenBSD */ -/* OpenBSD has already the bytes in the right order - for all architectures */ -#define PCI_CPU(val) (val) -#endif - - -#define BUS(tag) (((tag)>>16)&0xff) -#define DFN(tag) (((tag)>>8)&0xff) - -static int pciFd = -1; - -void -freebsdPciInit() -{ - pciFd = open("/dev/pci", O_RDWR); - if (pciFd < 0) - return; - - pciNumBuses = 1; - pciBusInfo[0] = &freebsdPci0; - pciFindFirstFP = pciGenFindFirst; - pciFindNextFP = pciGenFindNext; -} - -static CARD32 -freebsdPciCfgRead(PCITAG tag, int off) -{ - struct pci_io io; - int error; - io.pi_sel.pc_bus = BUS(tag); - io.pi_sel.pc_dev = DFN(tag) >> 3; - io.pi_sel.pc_func = DFN(tag) & 7; - io.pi_reg = off; - io.pi_width = 4; - error = ioctl(pciFd, PCIOCREAD, &io); - if (error) - return ~0; - return PCI_CPU(io.pi_data); -} - -static void -freebsdPciCfgWrite(PCITAG tag, int off, CARD32 val) -{ - struct pci_io io; - io.pi_sel.pc_bus = BUS(tag); - io.pi_sel.pc_dev = DFN(tag) >> 3; - io.pi_sel.pc_func = DFN(tag) & 7; - io.pi_reg = off; - io.pi_width = 4; - io.pi_data = PCI_CPU(val); - ioctl(pciFd, PCIOCWRITE, &io); -} - -static void -freebsdPciCfgSetBits(PCITAG tag, int off, CARD32 mask, CARD32 bits) -{ - CARD32 val = freebsdPciCfgRead(tag, off); - val = (val & ~mask) | (bits & mask); - freebsdPciCfgWrite(tag, off, val); -} |