2 * Copyright (c) 2006 Marcel Moolenaar
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
43 efi_register_handles(struct devsw *sw, EFI_HANDLE *handles, int count)
50 sz = nentries * sizeof(struct entry);
51 entry = (entry == NULL) ? malloc(sz) : realloc(entry, sz);
52 for (unit = 0; idx < nentries; idx++, unit++) {
53 entry[idx].handle = handles[unit];
55 entry[idx].unit = unit;
61 efi_find_handle(struct devsw *dev, int unit)
65 for (idx = 0; idx < nentries; idx++) {
66 if (entry[idx].dev != dev)
68 if (entry[idx].unit != unit)
70 return (entry[idx].handle);
76 efi_handle_lookup(EFI_HANDLE h, struct devsw **dev, int *unit)
80 for (idx = 0; idx < nentries; idx++) {
81 if (entry[idx].handle != h)
84 *dev = entry[idx].dev;
86 *unit = entry[idx].unit;