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Remove PCI/EISA bridge support. But keep knowing that a chip is this

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kind of bridge since we know for other types of unsupported bridges as
well.
This commit is contained in:
Warner Losh 2017-02-16 21:57:30 +00:00
parent 792c00971a
commit 7a3a7496f1
2 changed files with 0 additions and 128 deletions
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1
sys/conf/files
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@ -2389,7 +2389,6 @@ dev/pccbb/pccbb.c optional cbb
dev/pccbb/pccbb_isa.c optional cbb isa
dev/pccbb/pccbb_pci.c optional cbb pci
dev/pcf/pcf.c optional pcf
dev/pci/eisa_pci.c optional pci eisa
dev/pci/fixup_pci.c optional pci
dev/pci/hostb_pci.c optional pci
dev/pci/ignore_pci.c optional pci

127
sys/dev/pci/eisa_pci.c
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@ -1,127 +0,0 @@
/*-
* Copyright (c) 1994,1995 Stefan Esser, Wolfgang StanglMeier
* Copyright (c) 2000 Michael Smith <msmith@freebsd.org>
* Copyright (c) 2000 BSDi
* 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, 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* PCI:EISA bridge support
*/
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
static int eisab_probe(device_t dev);
static int eisab_attach(device_t dev);
static device_method_t eisab_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, eisab_probe),
DEVMETHOD(device_attach, eisab_attach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
DEVMETHOD(device_suspend, bus_generic_suspend),
DEVMETHOD(device_resume, bus_generic_resume),
/* Bus interface */
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),
DEVMETHOD_END
};
static driver_t eisab_driver = {
"eisab",
eisab_methods,
0,
};
static devclass_t eisab_devclass;
DRIVER_MODULE(eisab, pci, eisab_driver, eisab_devclass, 0, 0);
static int
eisab_probe(device_t dev)
{
int matched = 0;
/*
* Generic match by class/subclass.
*/
if ((pci_get_class(dev) == PCIC_BRIDGE) &&
(pci_get_subclass(dev) == PCIS_BRIDGE_EISA))
matched = 1;
/*
* Some bridges don't correctly report their class.
*/
switch (pci_get_devid(dev)) {
case 0x04828086: /* may show up as PCI-HOST or 0:0 */
matched = 1;
break;
default:
break;
}
if (matched) {
device_set_desc(dev, "PCI-EISA bridge");
return(-10000);
}
return(ENXIO);
}
static int
eisab_attach(device_t dev)
{
/*
* Attach an EISA bus. Note that we can only have one EISA bus.
*/
if (!devclass_get_device(devclass_find("eisa"), 0))
device_add_child(dev, "eisa", -1);
/*
* Attach an ISA bus as well, since the EISA bus may have ISA
* cards installed, and we may have no EISA support in the system.
*/
if (!devclass_get_device(devclass_find("isa"), 0))
device_add_child(dev, "isa", -1);
bus_generic_attach(dev);
return(0);
}