1/*-
2 * Copyright (c) 1994,1995 Stefan Esser, Wolfgang StanglMeier
3 * Copyright (c) 2000 Michael Smith <msmith@freebsd.org>
4 * Copyright (c) 2000 BSDi
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD: head/sys/dev/pci/pci_pci.c 124641 2004-01-17 21:54:04Z imp $");
33
34/*
35 * PCI:PCI bridge support.
36 */
37
38#include <sys/param.h>
39#include <sys/systm.h>
40#include <sys/kernel.h>
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316 if (!ok) {
317 if (start < sc->iobase)
318 start = sc->iobase;
319 if (end > sc->iolimit)
320 end = sc->iolimit;
321 }
322 } else {
323 ok = 1;
324#if 0
325 if (start < sc->iobase && end > sc->iolimit) {
326 start = sc->iobase;
327 end = sc->iolimit;
328 }
329#endif
330 }
331 if (end < start) {
332 device_printf(dev, "ioport: end (%lx) < start (%lx)\n", end, start);
333 start = 0;
334 end = 0;
335 ok = 0;
336 }
337 if (!ok) {
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372 end = sc->memlimit;
373 } else {
374 ok = 0;
375 }
376 }
377 }
378 } else if (!ok) {
379 ok = 1; /* subtractive bridge: always ok */
380#if 0
381 if (pcib_is_nonprefetch_open(sc)) {
382 if (start < sc->membase && end > sc->memlimit) {
383 start = sc->membase;
384 end = sc->memlimit;
385 }
386 }
387 if (pcib_is_prefetch_open(sc)) {
388 if (start < sc->pmembase && end > sc->pmemlimit) {
389 start = sc->pmembase;
390 end = sc->pmemlimit;
391 }
392 }
393#endif
394 }
395 if (end < start) {
396 device_printf(dev, "memory: end (%lx) < start (%lx)\n", end, start);
397 start = 0;
398 end = 0;
399 ok = 0;
400 }
401 if (!ok && bootverbose)
--- 162 unchanged lines hidden ---
2 * Copyright (c) 1994,1995 Stefan Esser, Wolfgang StanglMeier
3 * Copyright (c) 2000 Michael Smith <msmith@freebsd.org>
4 * Copyright (c) 2000 BSDi
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
--- 15 unchanged lines hidden (view full) ---
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD: head/sys/dev/pci/pci_pci.c 124641 2004-01-17 21:54:04Z imp $");
33
34/*
35 * PCI:PCI bridge support.
36 */
37
38#include <sys/param.h>
39#include <sys/systm.h>
40#include <sys/kernel.h>
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316 if (!ok) {
317 if (start < sc->iobase)
318 start = sc->iobase;
319 if (end > sc->iolimit)
320 end = sc->iolimit;
321 }
322 } else {
323 ok = 1;
324#if 0
325 if (start < sc->iobase && end > sc->iolimit) {
326 start = sc->iobase;
327 end = sc->iolimit;
328 }
329#endif
330 }
331 if (end < start) {
332 device_printf(dev, "ioport: end (%lx) < start (%lx)\n", end, start);
333 start = 0;
334 end = 0;
335 ok = 0;
336 }
337 if (!ok) {
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372 end = sc->memlimit;
373 } else {
374 ok = 0;
375 }
376 }
377 }
378 } else if (!ok) {
379 ok = 1; /* subtractive bridge: always ok */
380#if 0
381 if (pcib_is_nonprefetch_open(sc)) {
382 if (start < sc->membase && end > sc->memlimit) {
383 start = sc->membase;
384 end = sc->memlimit;
385 }
386 }
387 if (pcib_is_prefetch_open(sc)) {
388 if (start < sc->pmembase && end > sc->pmemlimit) {
389 start = sc->pmembase;
390 end = sc->pmemlimit;
391 }
392 }
393#endif
394 }
395 if (end < start) {
396 device_printf(dev, "memory: end (%lx) < start (%lx)\n", end, start);
397 start = 0;
398 end = 0;
399 ok = 0;
400 }
401 if (!ok && bootverbose)
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