Bug #15169: Make the server build again on Alpha.

Still won't work until the kernel makes the resource files actually exist.

4 files changed, 14 insertions, 484 deletions

diff --git a/configure.ac b/configure.ac
index e3fc9e551..fec18caee 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1287,8 +1287,6 @@ if test "x$XORG" = xyes; then
 			;;
 		  alpha*)
 		  	linux_alpha=yes
-			XORG_OS_PCI="axp"
-			xorg_bus_linuxpci="no"
 			;;
 		  i*86|amd64*|x86_64*)
 			linux_acpi="yes"
diff --git a/hw/xfree86/os-support/bus/Makefile.am b/hw/xfree86/os-support/bus/Makefile.am
index 5a15430c1..d48fcb67d 100644
--- a/hw/xfree86/os-support/bus/Makefile.am
+++ b/hw/xfree86/os-support/bus/Makefile.am
@@ -23,10 +23,6 @@ if XORG_BUS_SPARCPCI
 PCI_SOURCES += sparcPci.c
 endif
 
-if LINUX_ALPHA
-PCI_SOURCES += axpPci.c
-endif
-
 if XORG_BUS_SPARC
 PLATFORM_SOURCES = Sbus.c
 sdk_HEADERS += xf86Sbus.h
diff --git a/hw/xfree86/os-support/bus/Pci.h b/hw/xfree86/os-support/bus/Pci.h
index 1385eee85..557483b9b 100644
--- a/hw/xfree86/os-support/bus/Pci.h
+++ b/hw/xfree86/os-support/bus/Pci.h
@@ -189,75 +189,26 @@
 #define ARCH_PCI_INIT bsdPciInit
 #endif
 
+#if defined(linux)
+# define ARCH_PCI_INIT linuxPciInit
+# if defined(__m32r__)
+#  define INCLUDE_XF86_MAP_PCI_MEM
+#  define INCLUDE_XF86_NO_DOMAIN
+# endif
+#endif /* defined(linux) */
+
+
 #if !defined(ARCH_PCI_INIT)
 /*
  * Select architecture specific PCI init function
  */
-#if defined(__alpha__)
-# if defined(linux)
-#  define ARCH_PCI_INIT axpPciInit
-# endif
-#elif defined(__arm__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# endif
-#elif defined(__hppa__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# endif
-#elif defined(__ia64__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# endif
-#elif defined(__i386__) || defined(__i386)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# else
-#  define ARCH_PCI_INIT ix86PciInit
-# endif
-#elif defined(__mc68000__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# endif
-#elif defined(__mips__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# endif
+#if defined(__i386__) || defined(__i386) ||  defined(__amd64__) || defined(__amd64) || defined(__x86_64__)
+# define ARCH_PCI_INIT ix86PciInit
 #elif defined(__powerpc__) || defined(__powerpc64__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# else
-#  define ARCH_PCI_INIT ppcPciInit
-# endif
-#elif defined(__s390__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# endif
-#elif defined(__sh__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# endif
-#elif defined(__m32r__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-#  define INCLUDE_XF86_MAP_PCI_MEM
-#  define INCLUDE_XF86_NO_DOMAIN
-# endif
+# define ARCH_PCI_INIT ppcPciInit
 #elif defined(__sparc__) || defined(sparc)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# elif defined(sun)
-#  define ARCH_PCI_INIT sparcPciInit
-# endif
-# if !defined(__FreeBSD__) && !defined(linux)
-#  define ARCH_PCI_PCI_BRIDGE sparcPciPciBridge
-# endif
-#elif defined(__amd64__) || defined(__amd64) || defined(__x86_64__)
-# if defined(linux)
-#  define ARCH_PCI_INIT linuxPciInit
-# else
-#  define ARCH_PCI_INIT ix86PciInit
-# endif
+# define ARCH_PCI_INIT sparcPciInit
+# define ARCH_PCI_PCI_BRIDGE sparcPciPciBridge
 #endif
 #endif /* !defined(ARCH_PCI_INIT) */
 
diff --git a/hw/xfree86/os-support/bus/axpPci.c b/hw/xfree86/os-support/bus/axpPci.c
deleted file mode 100644
index c59c06804..000000000
--- a/hw/xfree86/os-support/bus/axpPci.c
+++ /dev/null
@@ -1,415 +0,0 @@
-/*
- * 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 <asm/unistd.h>
-#include "../linux/lnx.h"	/* for _iobase */
-
-/*
- * Alpha/Linux platform specific PCI access functions
- */
-static CARD32 axpPciCfgRead(PCITAG tag, int off);
-static void axpPciCfgWrite(PCITAG, int off, CARD32 val);
-static void axpPciCfgSetBits(PCITAG tag, int off, CARD32 mask, CARD32 bits);
-
-static pciBusFuncs_t axpFuncs0 = {
-/* pciReadLong      */	axpPciCfgRead,
-/* pciWriteLong     */	axpPciCfgWrite,
-/* pciSetBitsLong   */	axpPciCfgSetBits,
-/* pciAddrHostToBus */	pciAddrNOOP,
-/* pciAddrBusToHost */	pciAddrNOOP
-};
-
-typedef struct _axpDomainRec {
-    int domain, hose;
-    int root_bus;
-    unsigned long dense_io,  sparse_io;
-    unsigned long dense_mem, sparse_mem;
-    IOADDRESS mapped_io;
-} axpDomainRec, *axpDomainPtr;
-
-#define MAX_DOMAINS (MAX_PCI_BUSES / 256)
-static axpDomainPtr xf86DomainInfo[MAX_DOMAINS] = { NULL, };
-static int	    pciNumDomains = 0;
-
-/*
- * For debug, domain assignment can start downward from a fixed base 
- * (instead of up from 0) by defining FORCE_HIGH_DOMAINS. This allows
- * debug of large domain numbers and sparse domain numbering on systems
- * which don't have as many hoses.
- */
-#if 0
-# define FORCE_HIGH_DOMAINS MAX_DOMAINS /* assign domains downward from here */
-#endif
-
-/*
- * If FORCE_HIGH_DOMAINS is set, make sure it's not larger than the
- * max domain
- */
-#if defined(FORCE_HIGH_DOMAINS) && (FORCE_HIGH_DOMAINS > MAX_DOMAINS)
-# undef FORCE_HIGH_DOMAINS
-# define FORCE_HIGH_DOMAINS MAX_DOMAINS
-#endif
-
-static int
-axpSetupDomains(void)
-{
-    axpDomainRec axpDomain;
-    int numDomains = 0;
-    int hose;
-
-#ifndef INCLUDE_XF86_NO_DOMAIN
-
-#ifdef FORCE_HIGH_DOMAINS
-    xf86Msg(X_WARNING, 
-	    "DEBUG OPTION FORCE_HIGH_DOMAINS in use - DRI will *NOT* work\n");
-    numDomains = FORCE_HIGH_DOMAINS;
-#endif
-
-    /*
-     * Since each hose has a different address space, hoses are a perfect
-     * overlay for domains, so set up one domain for each hose present
-     * in the system. We have to loop through all possible hoses because
-     * some systems allow sparse I/O controllers.
-     */
-    for(hose = 0; hose < MAX_DOMAINS; hose++) {
-	axpDomain.root_bus = _iobase(IOBASE_ROOT_BUS, hose, -1, -1);
-	if (axpDomain.root_bus < 0) continue;
-
-	axpDomain.hose = hose;
-
-#ifndef FORCE_HIGH_DOMAINS
-
-	axpDomain.domain = axpDomain.hose = hose;
-	numDomains = axpDomain.domain + 1;
-
-#else /* FORCE_HIGH_DOMAINS */
-
-	axpDomain.domain = numDomains - hose - 1;
-
-	xf86Msg(X_WARNING, 
-		"FORCE_HIGH_DOMAINS - assigned hose %d to domain %d\n",
-		axpDomain.hose, axpDomain.domain);
-
-#endif /* FORCE_HIGH_DOMAINS */
-
-	axpDomain.dense_io   = _iobase(IOBASE_DENSE_IO,   hose, -1, -1);
-	axpDomain.sparse_io  = _iobase(IOBASE_SPARSE_IO,  hose, -1, -1);
-        axpDomain.mapped_io  = 0;
-	axpDomain.dense_mem  = _iobase(IOBASE_DENSE_MEM,  hose, -1, -1);
-	axpDomain.sparse_mem = _iobase(IOBASE_SPARSE_MEM, hose, -1, -1);
-
-	xf86DomainInfo[axpDomain.domain] = xnfalloc(sizeof(axpDomainRec));
-	*(xf86DomainInfo[axpDomain.domain]) = axpDomain;
-
-	/*
-	 * For now, only allow a single domain (hose) on sparse i/o systems.
-	 *
-	 * Allowing multiple domains on sparse systems would require:
-	 *	1) either
-	 *		a) revamping the sparse video mapping code to allow 
-	 *		   for multiple unrelated address regions
-	 *		  	-- OR -- 
-	 *		b) implementing sparse mapping directly in 
-	 *		   xf86MapDomainMemory
-	 *	2) revaming read/write sparse routines to correctly handle
-	 *	   the solution to 1)
-	 *	3) implementing a sparse I/O system (mapping, inX/outX)
-	 *	   independent of glibc, since the glibc version only
-	 *	   supports hose 0
-	 */
-	if (axpDomain.sparse_io) {
-	    if (_iobase(IOBASE_ROOT_BUS, hose + 1, -1, -1) >= 0) {
-		/*
-		 * It's a sparse i/o system with (at least) one more hose,
-		 * show a message indicating that video is constrained to 
-		 * hose 0
-		 */
-		xf86Msg(X_INFO, 
-			"Sparse I/O system - constraining video to hose 0\n");
-	    }
-	    break;
-	}
-    }
-
-#else /* INCLUDE_XF86_NO_DOMAIN */
-
-    /*
-     * domain support is not included, so just set up a single domain (0)
-     * to represent the first hose so that axpPciInit will still have
-     * be able to set up the root bus
-     */
-    xf86DomainInfo[0] = xnfalloc(sizeof(axpDomainRec));
-    *(xf86DomainInfo[0]) = axpDomain;
-    numDomains = 1;
-
-#endif /* INCLUDE_XF86_NO_DOMAIN */
-
-    return numDomains;
-}
-
-void  
-axpPciInit()
-{
-    axpDomainPtr pDomain;
-    int domain, bus;
-
-    pciNumDomains = axpSetupDomains();
-
-    for(domain = 0; domain < pciNumDomains; domain++) {
-	if (!(pDomain = xf86DomainInfo[domain])) continue;
-
-	/*
-	 * Since any bridged buses will be behind a probed pci-pci bridge, 
-	 * only set up the root bus for each domain (hose) and the bridged 
-	 * buses will be set up as they are found.
-	 */
-	/* make a bus with both the domain and the root bus in it */
-	bus = PCI_MAKE_BUS(domain, pDomain->root_bus);
-	pciBusInfo[bus] = xnfalloc(sizeof(pciBusInfo_t));
-	(void)memset(pciBusInfo[bus], 0, sizeof(pciBusInfo_t));
-
-	pciBusInfo[bus]->configMech = PCI_CFG_MECH_OTHER;
-	pciBusInfo[bus]->numDevices = 32;
-	pciBusInfo[bus]->funcs = &axpFuncs0;
-	pciBusInfo[bus]->pciBusPriv = pDomain;
-
-	pciNumBuses = bus + 1;
-    }
-}
-
-/*
- * Alpha/Linux PCI configuration space access routines
- */
-static int 
-axpPciBusFromTag(PCITAG tag)
-{
-    pciBusInfo_t *pBusInfo;
-    axpDomainPtr pDomain;
-    int bus, dfn;
-
-    bus = PCI_BUS_FROM_TAG(tag);
-    if ((bus >= pciNumBuses) 
-	|| !(pBusInfo = pciBusInfo[bus])
-	|| !(pDomain = pBusInfo->pciBusPriv)
-	|| (pDomain->domain != PCI_DOM_FROM_TAG(tag))) return -1;
-
-    bus = PCI_BUS_NO_DOMAIN(bus); /* should just be root_bus */
-    dfn = PCI_DFN_FROM_TAG(tag);
-    if (_iobase(IOBASE_HOSE, -1, bus, dfn) != pDomain->hose) return -1;
-
-    return bus;
-}
-
-static CARD32
-axpPciCfgRead(PCITAG tag, int off)
-{
-    int bus, dfn;
-    CARD32 val = 0xffffffff;
-
-    if ((bus = axpPciBusFromTag(tag)) >= 0) {
-	dfn = PCI_DFN_FROM_TAG(tag);
-
-	syscall(__NR_pciconfig_read, bus, dfn, off, 4, &val);
-    }
-    return(val);	
-}
-
-static void
-axpPciCfgWrite(PCITAG tag, int off, CARD32 val)
-{
-    int bus, dfn;
-
-    if ((bus = axpPciBusFromTag(tag)) >= 0) {
-	dfn = PCI_DFN_FROM_TAG(tag);
-	syscall(__NR_pciconfig_write, bus, dfn, off, 4, &val);
-    }
-}
-
-static void
-axpPciCfgSetBits(PCITAG tag, int off, CARD32 mask, CARD32 bits)
-{
-    int bus, dfn;
-    CARD32 val = 0xffffffff;
-
-    if ((bus = axpPciBusFromTag(tag)) >= 0) {
-	dfn = PCI_DFN_FROM_TAG(tag);
-
-	syscall(__NR_pciconfig_read, bus, dfn, off, 4, &val);
-	val = (val & ~mask) | (bits & mask);
-	syscall(__NR_pciconfig_write, bus, dfn, off, 4, &val);
-    }
-}
-
-#ifndef INCLUDE_XF86_NO_DOMAIN
-
-/*
- * Alpha/Linux addressing domain support
- */
-
-_X_EXPORT int
-xf86GetPciDomain(PCITAG Tag)
-{
-    return PCI_DOM_FROM_TAG(Tag);
-}
-
-_X_EXPORT pointer
-xf86MapDomainMemory(int ScreenNum, int Flags, PCITAG Tag,
-		    ADDRESS Base, unsigned long Size)
-{
-    axpDomainPtr pDomain;
-    int domain = PCI_DOM_FROM_TAG(Tag);
-
-    if ((domain < 0) || (domain >= pciNumDomains) ||
-	!(pDomain = xf86DomainInfo[domain])) 
-	FatalError("%s called with invalid parameters\n", __FUNCTION__);
-
-    /*
-     * xf86MapVidMem already does what we need, but remember to subtract
-     * _bus_base() (the physical dense memory root of hose 0) since 
-     * xf86MapVidMem is expecting an offset relative to _bus_base() rather
-     * than an actual physical address.
-     */
-    return xf86MapVidMem(ScreenNum, Flags, 
-			 pDomain->dense_mem + Base - _bus_base(), Size);
-}
-
-IOADDRESS
-xf86MapLegacyIO(struct pci_device *dev)
-{
-    axpDomainPtr pDomain;
-    const int domain = dev->domain;
-
-    if ((domain < 0) || (domain >= pciNumDomains) ||
-	!(pDomain = xf86DomainInfo[domain])) 
-	FatalError("%s called with invalid parameters\n", __FUNCTION__);
-
-    /*
-     * Use glibc inx/outx routines for sparse I/O, so just return the
-     * base [this is ok since we also constrain sparse I/O systems to
-     * a single domain in axpSetupDomains()]
-     */
-    if (pDomain->sparse_io) return 0;
-
-    /*
-     * I/O addresses on Alpha are really just different physical memory
-     * addresses that the system corelogic turns into I/O commands on the
-     * bus, so just use xf86MapVidMem to map I/O as well, but remember
-     * to subtract _bus_base() (the physical dense memory root of hose 0)
-     * since xf86MapVidMem is expecting an offset relative to _bus_base()
-     * rather than an actual physical address.
-     *
-     * Map the entire I/O space (64kB) at once and only once.
-     */
-    if (!pDomain->mapped_io)
-        pDomain->mapped_io = (IOADDRESS)xf86MapVidMem(-1, VIDMEM_MMIO,
-		   	            pDomain->dense_io - _bus_base(), 
-                                    0x10000);
-
-    return pDomain->mapped_io;
-}
-
-resPtr
-xf86AccResFromOS(resPtr pRes)
-{
-    resRange range;
-    int domain;
-
-    for(domain = 0; domain < pciNumDomains; domain++) {
-	if (!xf86DomainInfo[domain]) continue;
-
-	/*
-	 * Fallback is to claim the following areas:
-	 *
-	 * 0x000c0000 - 0x000effff  location of VGA and other extensions ROMS
-	 */
-
-	RANGE(range, 0x000c0000, 0x000effff, 
-	      RANGE_TYPE(ResExcMemBlock, domain));
-	pRes = xf86AddResToList(pRes, &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, 
-	      RANGE_TYPE(ResExcIoBlock, domain)); /* For mainboard */
-	pRes = xf86AddResToList(pRes, &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, 
-	      RANGE_TYPE(ResExcMemBlock, domain));
-	pRes = xf86AddResToList(pRes, &range, -1);
-	RANGE(range, 0xffffffff, 0xffffffff, 
-	      RANGE_TYPE(ResExcMemBlock, domain));
-	pRes = xf86AddResToList(pRes, &range, -1);
-/*  	RANGE(range, 0x00000000, 0x00000000, 
-	      RANGE_TYPE(ResExcIoBlock, domain));
-        pRes = xf86AddResToList(pRes, &range, -1); */
-	RANGE(range, 0xffffffff, 0xffffffff, 
-	      RANGE_TYPE(ResExcIoBlock, domain));
-	pRes = xf86AddResToList(pRes, &range, -1);
-    }
-
-    return pRes;
-}
-
-#endif /* !INCLUDE_XF86_NO_DOMAIN */
-