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/*
* 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 file is derived in part from the original xf86_PCI.h that included
* following copyright message:
*
* 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.
*
*/
/*
* 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).
*/
/*
* This file has the private Pci definitions. The public ones are imported
* from xf86Pci.h. Drivers should not use this file.
*/
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#ifndef _PCI_H
#define _PCI_H 1
#include <X11/Xarch.h>
#include <X11/Xfuncproto.h>
#include "xf86Pci.h"
#include "xf86PciInfo.h"
/*
* Global Definitions
*/
#define MAX_PCI_DEVICES 128 /* Max number of devices accomodated */
/* by xf86scanpci */
#if defined(sun) && defined(SVR4) && defined(sparc)
# define MAX_PCI_BUSES 4096 /* Max number of PCI buses */
#elif (defined(__alpha__) || defined(__ia64__)) && defined (linux)
# define MAX_PCI_DOMAINS 512
# define PCI_DOM_MASK 0x01fful
# define MAX_PCI_BUSES (MAX_PCI_DOMAINS*256) /* 256 per domain */
#else
# define MAX_PCI_BUSES 256 /* Max number of PCI buses */
#endif
#define DEVID(vendor, device) \
((CARD32)((PCI_##device << 16) | PCI_##vendor))
#ifndef PCI_DOM_MASK
# define PCI_DOM_MASK 0x0ffu
#endif
#define PCI_DOMBUS_MASK (((PCI_DOM_MASK) << 8) | 0x0ffu)
/*
* "b" contains an optional domain number.
*/
#define PCI_MAKE_TAG(b,d,f) ((((b) & (PCI_DOMBUS_MASK)) << 16) | \
(((d) & 0x00001fu) << 11) | \
(((f) & 0x000007u) << 8))
#define PCI_MAKE_BUS(d,b) ((((d) & (PCI_DOM_MASK)) << 8) | ((b) & 0xffu))
#define PCI_DOM_FROM_TAG(tag) (((tag) >> 24) & (PCI_DOM_MASK))
#define PCI_BUS_FROM_TAG(tag) (((tag) >> 16) & (PCI_DOMBUS_MASK))
#define PCI_DEV_FROM_TAG(tag) (((tag) & 0x0000f800u) >> 11)
#define PCI_FUNC_FROM_TAG(tag) (((tag) & 0x00000700u) >> 8)
#define PCI_DFN_FROM_TAG(tag) (((tag) & 0x0000ff00u) >> 8)
#define PCI_BDEV_FROM_TAG(tag) ((tag) & 0x00fff800u)
#define PCI_DOM_FROM_BUS(bus) (((bus) >> 8) & (PCI_DOM_MASK))
#define PCI_BUS_NO_DOMAIN(bus) ((bus) & 0xffu)
#define PCI_TAG_NO_DOMAIN(tag) ((tag) & 0x00ffff00u)
/*
* Debug Macros/Definitions
*/
/* #define DEBUGPCI 2 */ /* Disable/enable trace in PCI code */
#if defined(DEBUGPCI)
# define PCITRACE(lvl,printfargs) \
if (lvl > xf86Verbose) { \
ErrorF printfargs; \
}
#else /* !defined(DEBUGPCI) */
# define PCITRACE(lvl,printfargs)
#endif /* !defined(DEBUGPCI) */
/*
* PCI Config mechanism definitions
*/
#define PCI_EN 0x80000000
#define PCI_CFGMECH1_ADDRESS_REG 0xCF8
#define PCI_CFGMECH1_DATA_REG 0xCFC
#define PCI_CFGMECH1_MAXDEV 32
/*
* Select architecture specific PCI init function
*/
#if defined(__alpha__)
# if defined(linux)
# define ARCH_PCI_INIT axpPciInit
# elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
# define ARCH_PCI_INIT freebsdPciInit
# define INCLUDE_XF86_NO_DOMAIN
# elif defined(__NetBSD__)
# define ARCH_PCI_INIT netbsdPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__arm__)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__hppa__)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__ia64__)
# if defined(linux)
# define ARCH_PCI_INIT ia64linuxPciInit
# elif defined(FreeBSD)
# define ARCH_PCI_INIT freebsdPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
# define XF86SCANPCI_WRAPPER ia64ScanPCIWrapper
#elif defined(__i386__) || defined(i386)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# else
# define ARCH_PCI_INIT ix86PciInit
# endif
# define INCLUDE_XF86_NO_DOMAIN
#elif defined(__mc68000__)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__mips__)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__powerpc__) || defined(__powerpc64__)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# define INCLUDE_XF86_NO_DOMAIN /* Needs kernel work to remove */
# elif defined(__FreeBSD__) || defined(__OpenBSD__)
# define ARCH_PCI_INIT freebsdPciInit
# define INCLUDE_XF86_NO_DOMAIN
# elif defined(__NetBSD__)
# define ARCH_PCI_INIT netbsdPciInit
# define INCLUDE_XF86_NO_DOMAIN
# else
# define ARCH_PCI_INIT ppcPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__s390__)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__sh__)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
#elif defined(__sparc__) || defined(sparc)
# if defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# elif defined(sun)
# define ARCH_PCI_INIT sparcPciInit
# elif (defined(__OpenBSD__) || defined(__FreeBSD__)) && defined(__sparc64__)
# define ARCH_PCI_INIT freebsdPciInit
# define INCLUDE_XF86_NO_DOMAIN
# endif
# if !defined(__FreeBSD__) && !defined(linux)
# define ARCH_PCI_PCI_BRIDGE sparcPciPciBridge
# endif
#elif defined(__amd64__) || defined(__amd64)
# if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
# define ARCH_PCI_INIT freebsdPciInit
# elif defined(linux)
# define ARCH_PCI_INIT linuxPciInit
# else
# define ARCH_PCI_INIT ix86PciInit
# endif
# define INCLUDE_XF86_NO_DOMAIN
#endif
#ifndef ARCH_PCI_INIT
#error No PCI support available for this architecture/OS combination
#endif
#undef INCLUDE_XF86_NO_DOMAIN
extern void ARCH_PCI_INIT(void);
#if defined(XF86SCANPCI_WRAPPER)
typedef enum {
SCANPCI_INIT,
SCANPCI_TERM
} scanpciWrapperOpt;
extern void XF86SCANPCI_WRAPPER(scanpciWrapperOpt flags);
#endif
/*
* Table of functions used to access a specific PCI bus domain
* (e.g. a primary PCI bus and all of its secondaries)
*/
typedef struct pci_bus_funcs {
ADDRESS (*pciAddrBusToHost)(PCITAG, PciAddrType, ADDRESS);
} pciBusFuncs_t, *pciBusFuncs_p;
/*
* pciBusInfo_t - One structure per defined PCI bus
*/
typedef struct pci_bus_info {
unsigned char configMech; /* PCI config type to use */
unsigned char numDevices; /* Range of valid devnums */
unsigned char secondary; /* Boolean: bus is a secondary */
int primary_bus; /* Parent bus */
pciBusFuncs_p funcs; /* PCI access functions */
void *pciBusPriv; /* Implementation private data */
struct pci_device *bridge; /* bridge that opens this bus */
} pciBusInfo_t;
#define HOST_NO_BUS ((pciBusInfo_t *)(-1))
/* configMech values */
#define PCI_CFG_MECH_UNKNOWN 0 /* Not yet known */
#define PCI_CFG_MECH_1 1 /* Most machines */
#define PCI_CFG_MECH_2 2 /* Older PC's */
#define PCI_CFG_MECH_OTHER 3 /* Something else */
/* Generic PCI service functions and helpers */
CARD32 pciCfgMech1Read(PCITAG tag, int offset);
void pciCfgMech1Write(PCITAG tag, int offset, CARD32 val);
void pciCfgMech1SetBits(PCITAG tag, int offset, CARD32 mask,
CARD32 val);
ADDRESS pciAddrNOOP(PCITAG tag, PciAddrType type, ADDRESS);
extern int pciMaxBusNum;
extern pciBusInfo_t *pciBusInfo[];
#endif /* _PCI_H */
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