Fully synchronize sys/boot from FreeBSD-5.x, but add / to the module path
[dragonfly.git] / sys / boot / efi / libefi / copy.c
CommitLineData
5ee58eed
MD
1/*-
2 * Copyright (c) 1998 Michael Smith <msmith@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
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $DragonFly: src/sys/boot/efi/libefi/copy.c,v 1.1 2003/11/10 06:08:32 dillon Exp $
27 */
28
29/*
30 * MD primitives supporting placement of module data
31 */
32#include <stand.h>
33
34#include <efi.h>
35#include <efilib.h>
36#include <machine/ia64_cpu.h>
37#include <machine/vmparam.h>
38
39int
40efi_copyin(void *src, vm_offset_t dest, size_t len)
41{
42 EFI_PHYSICAL_ADDRESS p = IA64_RR_MASK(dest);
43#if 0
44 BS->AllocatePages(AllocateAddress, EfiRuntimeServicesData,
45 len >> 12, &p);
46#endif
47 bcopy(src, (void*) p, len);
48 return (len);
49}
50
51int
52efi_copyout(vm_offset_t src, void *dest, size_t len)
53{
54 bcopy((void*) IA64_RR_MASK(src), dest, len);
55 return (len);
56}
57
58int
59efi_readin(int fd, vm_offset_t dest, size_t len)
60{
61 EFI_PHYSICAL_ADDRESS p = IA64_RR_MASK(dest);
62#if 0
63 BS->AllocatePages(AllocateAddress, EfiRuntimeServicesData,
64 len >> 12, &p);
65#endif
66 return (read(fd, (void*) p, len));
67}