copy.c revision 96912
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 27#ifndef lint 28static const char rcsid[] = 29 "$FreeBSD: head/sys/boot/ia64/common/copy.c 96912 2002-05-19 04:42:19Z marcel $"; 30#endif /* not lint */ 31 32/* 33 * MD primitives supporting placement of module data 34 */ 35#include <stand.h> 36 37#include <efi.h> 38#include <efilib.h> 39#include <machine/ia64_cpu.h> 40#include <machine/vmparam.h> 41 42int 43efi_copyin(void *src, vm_offset_t dest, size_t len) 44{ 45 EFI_PHYSICAL_ADDRESS p = IA64_RR_MASK(dest); 46#if 0 47 BS->AllocatePages(AllocateAddress, EfiRuntimeServicesData, 48 len >> 12, &p); 49#endif 50 bcopy(src, (void*) p, len); 51 return (len); 52} 53 54int 55efi_copyout(vm_offset_t src, void *dest, size_t len) 56{ 57 bcopy((void*) IA64_RR_MASK(src), dest, len); 58 return (len); 59} 60 61int 62efi_readin(int fd, vm_offset_t dest, size_t len) 63{ 64 EFI_PHYSICAL_ADDRESS p = IA64_RR_MASK(dest); 65#if 0 66 BS->AllocatePages(AllocateAddress, EfiRuntimeServicesData, 67 len >> 12, &p); 68#endif 69 return (read(fd, (void*) p, len)); 70} 71