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pci_pir.c (31893) pci_pir.c (47307)
1/*
2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
1/*
2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * $Id: pcibus.c,v 1.40 1997/07/20 14:10:08 bde Exp $
26 * $Id: pcibus.c,v 1.41 1997/12/20 09:04:25 se Exp $
27 *
28 */
29
27 *
28 */
29
30#include <sys/types.h>
30#include <sys/param.h>
31#include <sys/systm.h>
31#include <sys/systm.h>
32#include <sys/bus.h>
33#include <sys/kernel.h>
32
33#include <pci/pcivar.h>
34#include <i386/isa/pcibus.h>
35
36#ifdef PCI_COMPAT
37/* XXX this is a terrible hack, which keeps the Tekram AMD SCSI driver happy */
38#define cfgmech pci_mechanism
39int cfgmech;

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179 }
180 if (bootverbose)
181 printf("-- nothing found\n");
182
183 pci_cfgdisable();
184 return (0);
185}
186
34
35#include <pci/pcivar.h>
36#include <i386/isa/pcibus.h>
37
38#ifdef PCI_COMPAT
39/* XXX this is a terrible hack, which keeps the Tekram AMD SCSI driver happy */
40#define cfgmech pci_mechanism
41int cfgmech;

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181 }
182 if (bootverbose)
183 printf("-- nothing found\n");
184
185 pci_cfgdisable();
186 return (0);
187}
188
187int
189static int
188pci_cfgopen(void)
189{
190 unsigned long mode1res,oldval1;
191 unsigned char mode2res,oldval2;
192
193 oldval1 = inl(CONF1_ADDR_PORT);
194
195 if (bootverbose) {

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258 return (cfgmech);
259 }
260 }
261
262 cfgmech = 0;
263 devmax = 0;
264 return (cfgmech);
265}
190pci_cfgopen(void)
191{
192 unsigned long mode1res,oldval1;
193 unsigned char mode2res,oldval2;
194
195 oldval1 = inl(CONF1_ADDR_PORT);
196
197 if (bootverbose) {

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260 return (cfgmech);
261 }
262 }
263
264 cfgmech = 0;
265 devmax = 0;
266 return (cfgmech);
267}
268
269static devclass_t pcib_devclass;
270
271static int
272nexus_pcib_probe(device_t dev)
273{
274 if (pci_cfgopen() != 0) {
275 device_set_desc(dev, "PCI host bus adapter");
276
277 device_add_child(dev, "pci", 0, 0);
278 return 0;
279 }
280 return ENXIO;
281}
282
283static device_method_t nexus_pcib_methods[] = {
284 /* Device interface */
285 DEVMETHOD(device_probe, nexus_pcib_probe),
286 DEVMETHOD(device_attach, bus_generic_attach),
287 DEVMETHOD(device_shutdown, bus_generic_shutdown),
288 DEVMETHOD(device_suspend, bus_generic_suspend),
289 DEVMETHOD(device_resume, bus_generic_resume),
290
291 /* Bus interface */
292 DEVMETHOD(bus_print_child, bus_generic_print_child),
293 DEVMETHOD(bus_alloc_resource, bus_generic_alloc_resource),
294 DEVMETHOD(bus_release_resource, bus_generic_release_resource),
295 DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
296 DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
297 DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
298 DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
299
300 { 0, 0 }
301};
302
303static driver_t nexus_pcib_driver = {
304 "pcib",
305 nexus_pcib_methods,
306 1,
307};
308
309DRIVER_MODULE(pcib, nexus, nexus_pcib_driver, pcib_devclass, 0, 0);