Delete legacy pcib code - we can't possibly work without acpi on ia64.

1 files changed, 0 insertions, 570 deletions

diff --git a/sys/ia64/pci/nexus_pcib.c b/sys/ia64/pci/nexus_pcib.c
deleted file mode 100644
index 3569682..0000000
--- a/sys/ia64/pci/nexus_pcib.c
+++ /dev/null
@@ -1,570 +0,0 @@
-/*
- * Copyright (c) 1997, Stefan Esser <se@freebsd.org>
- * All rights reserved.
- *
- * 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 unmodified, 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.
- *
- * 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.
- *
- * $FreeBSD$
- *
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/bus.h>
-#include <sys/kernel.h>
-#include <sys/module.h>
-#include <sys/malloc.h>
-
-#include <pci/pcivar.h>
-#include <pci/pcireg.h>
-#include <isa/isavar.h>
-#include <machine/nexusvar.h>
-#include <machine/sal.h>
-
-#include "pcib_if.h"
-
-static int
-nexus_pcib_maxslots(device_t dev)
-{
-	return 31;
-}
-
-/* read configuration space register */
-
-#define SAL_PCI_ADDRESS(bus, slot, func, reg) \
-	(((bus) << 16) | ((slot) << 11) | ((func) << 8) | (reg))
-
-static u_int32_t
-nexus_pcib_read_config(device_t dev, int bus, int slot, int func,
-		       int reg, int bytes)
-{
-	struct ia64_sal_result res;
-
-	res = ia64_sal_entry(SAL_PCI_CONFIG_READ,
-			     SAL_PCI_ADDRESS(bus, slot, func, reg),
-			     bytes, 0, 0, 0, 0, 0);
-	if (res.sal_status < 0)
-		return (~0);
-	else
-		return (res.sal_result[0]);
-}
-
-/* write configuration space register */
-
-static void
-nexus_pcib_write_config(device_t dev, int bus, int slot, int func,
-			int reg, u_int32_t data, int bytes)
-{
-	struct ia64_sal_result res;
-
-	res = ia64_sal_entry(SAL_PCI_CONFIG_WRITE,
-			     SAL_PCI_ADDRESS(bus, slot, func, reg),
-			     bytes, data, 0, 0, 0, 0);
-}
-
-/* route interrupt */
-
-static int
-nexus_pcib_route_interrupt(device_t pcib, device_t dev, int pin)
-{
-	return (0);
-}
-
-static devclass_t	pcib_devclass;
-
-static const char *
-nexus_pcib_is_host_bridge(int bus, int slot, int func,
-			  u_int32_t id, u_int8_t class, u_int8_t subclass,
-			  u_int8_t *busnum)
-{
-	const char *s = NULL;
-	static u_int8_t pxb[4];	/* hack for 450nx */
-
-	*busnum = 0;
-
-	switch (id) {
-	case 0x12258086:
-		s = "Intel 824?? host to PCI bridge";
-		/* XXX This is a guess */
-		/* *busnum = nexus_pcib_read_config(0, bus, slot, func, 0x41, 1); */
-		*busnum = bus;
-		break;
-	case 0x71208086:
-		s = "Intel 82810 (i810 GMCH) Host To Hub bridge";
-		break;
-	case 0x71228086:
-		s = "Intel 82810-DC100 (i810-DC100 GMCH) Host To Hub bridge";
-		break;
-	case 0x71248086:
-		s = "Intel 82810E (i810E GMCH) Host To Hub bridge";
-		break;
-	case 0x11308086:
-		s = "Intel 82815 (i815 GMCH) Host To Hub bridge";
-		break;
-	case 0x71808086:
-		s = "Intel 82443LX (440 LX) host to PCI bridge";
-		break;
-	case 0x71908086:
-		s = "Intel 82443BX (440 BX) host to PCI bridge";
-		break;
-	case 0x71928086:
-		s = "Intel 82443BX host to PCI bridge (AGP disabled)";
-		break;
-	case 0x71948086:
-		s = "Intel 82443MX host to PCI bridge";
-		break;
-	case 0x71a08086:
-		s = "Intel 82443GX host to PCI bridge";
-		break;
-	case 0x71a18086:
-		s = "Intel 82443GX host to AGP bridge";
-		break;
-	case 0x71a28086:
-		s = "Intel 82443GX host to PCI bridge (AGP disabled)";
-		break;
-	case 0x84c48086:
-		s = "Intel 82454KX/GX (Orion) host to PCI bridge";
-		*busnum = nexus_pcib_read_config(0, bus, slot, func, 0x4a, 1);
-		break;
-	case 0x84ca8086:
-		/*
-		 * For the 450nx chipset, there is a whole bundle of
-		 * things pretending to be host bridges. The MIOC will 
-		 * be seen first and isn't really a pci bridge (the
-		 * actual busses are attached to the PXB's). We need to 
-		 * read the registers of the MIOC to figure out the
-		 * bus numbers for the PXB channels.
-		 *
-		 * Since the MIOC doesn't have a pci bus attached, we
-		 * pretend it wasn't there.
-		 */
-		pxb[0] = nexus_pcib_read_config(0, bus, slot, func,
-						0xd0, 1); /* BUSNO[0] */
-		pxb[1] = nexus_pcib_read_config(0, bus, slot, func,
-						0xd1, 1) + 1;	/* SUBA[0]+1 */
-		pxb[2] = nexus_pcib_read_config(0, bus, slot, func,
-						0xd3, 1); /* BUSNO[1] */
-		pxb[3] = nexus_pcib_read_config(0, bus, slot, func,
-						0xd4, 1) + 1;	/* SUBA[1]+1 */
-		return NULL;
-	case 0x84cb8086:
-		switch (slot) {
-		case 0x12:
-			s = "Intel 82454NX PXB#0, Bus#A";
-			*busnum = pxb[0];
-			break;
-		case 0x13:
-			s = "Intel 82454NX PXB#0, Bus#B";
-			*busnum = pxb[1];
-			break;
-		case 0x14:
-			s = "Intel 82454NX PXB#1, Bus#A";
-			*busnum = pxb[2];
-			break;
-		case 0x15:
-			s = "Intel 82454NX PXB#1, Bus#B";
-			*busnum = pxb[3];
-			break;
-		}
-		break;
-
-		/* AMD -- vendor 0x1022 */
-	case 0x70061022:
-		s = "AMD-751 host to PCI bridge";
-		break;
-
-		/* SiS -- vendor 0x1039 */
-	case 0x04961039:
-		s = "SiS 85c496";
-		break;
-	case 0x04061039:
-		s = "SiS 85c501";
-		break;
-	case 0x06011039:
-		s = "SiS 85c601";
-		break;
-	case 0x55911039:
-		s = "SiS 5591 host to PCI bridge";
-		break;
-	case 0x00011039:
-		s = "SiS 5591 host to AGP bridge";
-		break;
-
-		/* VLSI -- vendor 0x1004 */
-	case 0x00051004:
-		s = "VLSI 82C592 Host to PCI bridge";
-		break;
-
-		/* XXX Here is MVP3, I got the datasheet but NO M/B to test it  */
-		/* totally. Please let me know if anything wrong.            -F */
-		/* XXX need info on the MVP3 -- any takers? */
-	case 0x05981106:
-		s = "VIA 82C598MVP (Apollo MVP3) host bridge";
-		break;
-
-		/* AcerLabs -- vendor 0x10b9 */
-		/* Funny : The datasheet told me vendor id is "10b8",sub-vendor */
-		/* id is '10b9" but the register always shows "10b9". -Foxfair  */
-	case 0x154110b9:
-		s = "AcerLabs M1541 (Aladdin-V) PCI host bridge";
-		break;
-
-		/* OPTi -- vendor 0x1045 */
-	case 0xc7011045:
-		s = "OPTi 82C700 host to PCI bridge";
-		break;
-	case 0xc8221045:
-		s = "OPTi 82C822 host to PCI Bridge";
-		break;
-
-		/* ServerWorks -- vendor 0x1166 */
-	case 0x00051166:
-		s = "ServerWorks NB6536 2.0HE host to PCI bridge";
-		*busnum = nexus_pcib_read_config(0, bus, slot, func, 0x44, 1);
-		break;
-	
-	case 0x00061166:
-		/* FALLTHROUGH */
-	case 0x00081166:
-		s = "ServerWorks host to PCI bridge";
-		*busnum = nexus_pcib_read_config(0, bus, slot, func, 0x44, 1);
-		break;
-
-	case 0x00091166:
-		s = "ServerWorks NB6635 3.0LE host to PCI bridge";
-		*busnum = nexus_pcib_read_config(0, bus, slot, func, 0x44, 1);
-		break;
-
-		/* Integrated Micro Solutions -- vendor 0x10e0 */
-	case 0x884910e0:
-		s = "Integrated Micro Solutions VL Bridge";
-		break;
-
-	default:
-		if (class == PCIC_BRIDGE && subclass == PCIS_BRIDGE_HOST)
-			s = "Host to PCI bridge";
-		break;
-	}
-
-	return s;
-}
-
-/*
- * Scan the first pci bus for host-pci bridges and add pcib instances
- * to the nexus for each bridge.
- */
-static void
-nexus_pcib_identify(driver_t *driver, device_t parent)
-{
-	int bus, slot, func;
-	u_int8_t  hdrtype;
-	int found = 0;
-	int pcifunchigh;
-	int found824xx = 0;
-	int found_orion = 0;
-	device_t child;
-	devclass_t pci_devclass;
-
-	/*
-	 * Check to see if we haven't already had a PCI bus added
-	 * via some other means.  If we have, bail since otherwise
-	 * we're going to end up duplicating it.
-	 */
-	if ((pci_devclass = devclass_find("pci")) && 
-		devclass_get_device(pci_devclass, 0))
-		return;
-
-
-	bus = 0;
- retry:
-	for (slot = 0; slot <= PCI_SLOTMAX; slot++) {
-		func = 0;
-		hdrtype = nexus_pcib_read_config(0, bus, slot, func,
-						 PCIR_HEADERTYPE, 1);
-		if ((hdrtype & PCIM_MFDEV) && 
-		    (!found_orion || hdrtype != 0xff))
-			pcifunchigh = 7;
-		else
-			pcifunchigh = 0;
-		for (func = 0; func <= pcifunchigh; func++) {
-			/*
-			 * Read the IDs and class from the device.
-			 */
-			u_int32_t id;
-			u_int8_t class, subclass, busnum;
-			const char *s;
-			device_t *devs;
-			int ndevs, i;
-
-			id = nexus_pcib_read_config(0, bus, slot, func,
-						    PCIR_DEVVENDOR, 4);
-			if (id == -1)
-				continue;
-			class = nexus_pcib_read_config(0, bus, slot, func,
-						       PCIR_CLASS, 1);
-			subclass = nexus_pcib_read_config(0, bus, slot, func,
-							  PCIR_SUBCLASS, 1);
-
-			s = nexus_pcib_is_host_bridge(bus, slot, func,
-						      id, class, subclass,
-						      &busnum);
-			if (s == NULL)
-				continue;
-
-			/*
-			 * Check to see if the physical bus has already
-			 * been seen.  Eg: hybrid 32 and 64 bit host
-			 * bridges to the same logical bus.
-			 */
-			if (device_get_children(parent, &devs, &ndevs) == 0) {
-				for (i = 0; s != NULL && i < ndevs; i++) {
-					if (strcmp(device_get_name(devs[i]),
-					    "pcib") != 0)
-						continue;
-					if (nexus_get_pcibus(devs[i]) == busnum)
-						s = NULL;
-				}
-				free(devs, M_TEMP);
-			}
-
-			if (s == NULL)
-				continue;
-			/*
-			 * Add at priority 100 to make sure we
-			 * go after any motherboard resources
-			 */
-			child = BUS_ADD_CHILD(parent, 100,
-					      "pcib", busnum);
-			device_set_desc(child, s);
-			nexus_set_pcibus(child, busnum);
-
-			found = 1;
-			if (id == 0x12258086)
-				found824xx = 1;
-			if (id == 0x84c48086)
-				found_orion = 1;
-		}
-	}
-	if (found824xx && bus == 0) {
-		bus++;
-		goto retry;
-	}
-
-	/*
-	 * Make sure we add at least one bridge since some old
-	 * hardware doesn't actually have a host-pci bridge device.
-	 */
-	if (!found) {
-		if (bootverbose)
-			printf(
-	"nexus_pcib_identify: no bridge found, adding pcib0 anyway\n");
-		child = BUS_ADD_CHILD(parent, 100, "pcib", 0);
-		nexus_set_pcibus(child, 0);
-	}
-}
-
-static int
-nexus_pcib_probe(device_t dev)
-{
-	devclass_t pci_devclass;
-
-	/*
-	 * Check to see if we haven't already had a PCI bus added
-	 * via some other means.  If we have, bail since otherwise
-	 * we're going to end up duplicating it.
-	 */
-	if ((pci_devclass = devclass_find("pci")) && 
-		devclass_get_device(pci_devclass, device_get_unit(dev)))
-		return ENXIO;
-
-	return 0;
-}
-
-static int
-nexus_pcib_attach(device_t dev)
-{
-	device_t child;
-
-	child = device_add_child(dev, "pci", device_get_unit(dev));
-
-	return bus_generic_attach(dev);
-}
-
-static int
-nexus_pcib_read_ivar(device_t dev, device_t child, int which, uintptr_t *result)
-{
-
-	switch (which) {
-	case  PCIB_IVAR_BUS:
-		*result = nexus_get_pcibus(dev);
-		return 0;
-	}
-	return ENOENT;
-}
-
-static int
-nexus_pcib_write_ivar(device_t dev, device_t child, int which, uintptr_t value)
-{
-
-	switch (which) {
-	case  PCIB_IVAR_BUS:
-		nexus_set_pcibus(dev, value);
-		return 0;
-	}
-	return ENOENT;
-}
-
-
-static device_method_t nexus_pcib_methods[] = {
-	/* Device interface */
-	DEVMETHOD(device_identify,	nexus_pcib_identify),
-	DEVMETHOD(device_probe,		nexus_pcib_probe),
-	DEVMETHOD(device_attach,	nexus_pcib_attach),
-	DEVMETHOD(device_shutdown,	bus_generic_shutdown),
-	DEVMETHOD(device_suspend,	bus_generic_suspend),
-	DEVMETHOD(device_resume,	bus_generic_resume),
-
-	/* Bus interface */
-	DEVMETHOD(bus_print_child,	bus_generic_print_child),
-	DEVMETHOD(bus_read_ivar,	nexus_pcib_read_ivar),
-	DEVMETHOD(bus_write_ivar,	nexus_pcib_write_ivar),
-	DEVMETHOD(bus_alloc_resource,	bus_generic_alloc_resource),
-	DEVMETHOD(bus_release_resource,	bus_generic_release_resource),
-	DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
-	DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
-	DEVMETHOD(bus_setup_intr,	bus_generic_setup_intr),
-	DEVMETHOD(bus_teardown_intr,	bus_generic_teardown_intr),
-
-	/* pcib interface */
-	DEVMETHOD(pcib_maxslots,	nexus_pcib_maxslots),
-	DEVMETHOD(pcib_read_config,	nexus_pcib_read_config),
-	DEVMETHOD(pcib_write_config,	nexus_pcib_write_config),
-	DEVMETHOD(pcib_route_interrupt,	nexus_pcib_route_interrupt),
-
-	{ 0, 0 }
-};
-
-static driver_t nexus_pcib_driver = {
-	"pcib",
-	nexus_pcib_methods,
-	1,
-};
-
-DRIVER_MODULE(pcib, nexus, nexus_pcib_driver, pcib_devclass, 0, 0);
-
-
-/*
- * Provide a device to "eat" the host->pci bridges that we dug up above
- * and stop them showing up twice on the probes.  This also stops them
- * showing up as 'none' in pciconf -l.
- */
-static int
-pci_hostb_probe(device_t dev)
-{
-
-	if (pci_get_class(dev) == PCIC_BRIDGE &&
-	    pci_get_subclass(dev) == PCIS_BRIDGE_HOST) {
-		device_set_desc(dev, "Host to PCI bridge");
-		device_quiet(dev);
-		return -10000;
-	}
-	return ENXIO;
-}
-
-static int
-pci_hostb_attach(device_t dev)
-{
-
-	return 0;
-}
-
-static device_method_t pci_hostb_methods[] = {
-	/* Device interface */
-	DEVMETHOD(device_probe,		pci_hostb_probe),
-	DEVMETHOD(device_attach,	pci_hostb_attach),
-	DEVMETHOD(device_shutdown,	bus_generic_shutdown),
-	DEVMETHOD(device_suspend,	bus_generic_suspend),
-	DEVMETHOD(device_resume,	bus_generic_resume),
-
-	{ 0, 0 }
-};
-static driver_t pci_hostb_driver = {
-	"hostb",
-	pci_hostb_methods,
-	1,
-};
-static devclass_t pci_hostb_devclass;
-
-DRIVER_MODULE(hostb, pci, pci_hostb_driver, pci_hostb_devclass, 0, 0);
-
-
-/*
- * Install placeholder to claim the resources owned by the
- * PCI bus interface.  This could be used to extract the 
- * config space registers in the extreme case where the PnP
- * ID is available and the PCI BIOS isn't, but for now we just
- * eat the PnP ID and do nothing else.
- *
- * XXX we should silence this probe, as it will generally confuse 
- * people.
- */
-static struct isa_pnp_id pcibus_pnp_ids[] = {
-	{ 0x030ad041 /* PNP030A */, "PCI Bus" },
-	{ 0 }
-};
-
-static int
-pcibus_pnp_probe(device_t dev)
-{
-	int result;
-	
-	if ((result = ISA_PNP_PROBE(device_get_parent(dev), dev, pcibus_pnp_ids)) <= 0)
-		device_quiet(dev);
-	return(result);
-}
-
-static int
-pcibus_pnp_attach(device_t dev)
-{
-	return(0);
-}
-
-static device_method_t pcibus_pnp_methods[] = {
-	/* Device interface */
-	DEVMETHOD(device_probe,		pcibus_pnp_probe),
-	DEVMETHOD(device_attach,	pcibus_pnp_attach),
-	DEVMETHOD(device_detach,	bus_generic_detach),
-	DEVMETHOD(device_shutdown,	bus_generic_shutdown),
-	DEVMETHOD(device_suspend,	bus_generic_suspend),
-	DEVMETHOD(device_resume,	bus_generic_resume),
-	{ 0, 0 }
-};
-
-static driver_t pcibus_pnp_driver = {
-	"pcibus_pnp",
-	pcibus_pnp_methods,
-	1,		/* no softc */
-};
-
-static devclass_t pcibus_pnp_devclass;
-
-DRIVER_MODULE(pcibus_pnp, isa, pcibus_pnp_driver, pcibus_pnp_devclass, 0, 0);