xref: /illumos-gate/usr/src/boot/efi/loader/loader_efi.h (revision 22028508fd28d36ff74dc02c5774a8ba1f0db045)
1*22028508SToomas Soome /*
2*22028508SToomas Soome  * Copyright (c) 2013 The FreeBSD Foundation
3*22028508SToomas Soome  * All rights reserved.
4*22028508SToomas Soome  *
5*22028508SToomas Soome  * This software was developed by Benno Rice under sponsorship from
6*22028508SToomas Soome  * the FreeBSD Foundation.
7*22028508SToomas Soome  * Redistribution and use in source and binary forms, with or without
8*22028508SToomas Soome  * modification, are permitted provided that the following conditions
9*22028508SToomas Soome  * are met:
10*22028508SToomas Soome  * 1. Redistributions of source code must retain the above copyright
11*22028508SToomas Soome  *    notice, this list of conditions and the following disclaimer.
12*22028508SToomas Soome  * 2. Redistributions in binary form must reproduce the above copyright
13*22028508SToomas Soome  *    notice, this list of conditions and the following disclaimer in the
14*22028508SToomas Soome  *    documentation and/or other materials provided with the distribution.
15*22028508SToomas Soome  *
16*22028508SToomas Soome  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17*22028508SToomas Soome  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18*22028508SToomas Soome  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19*22028508SToomas Soome  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20*22028508SToomas Soome  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21*22028508SToomas Soome  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22*22028508SToomas Soome  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*22028508SToomas Soome  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24*22028508SToomas Soome  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*22028508SToomas Soome  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*22028508SToomas Soome  * SUCH DAMAGE.
27*22028508SToomas Soome  */
28*22028508SToomas Soome 
29*22028508SToomas Soome #ifndef	_LOADER_EFI_H
30*22028508SToomas Soome #define	_LOADER_EFI_H
31*22028508SToomas Soome 
32*22028508SToomas Soome #include <stand.h>
33*22028508SToomas Soome #include <efi.h>
34*22028508SToomas Soome #include <efilib.h>
35*22028508SToomas Soome #include <sys/multiboot2.h>
36*22028508SToomas Soome #include <sys/queue.h>
37*22028508SToomas Soome #include <bootstrap.h>
38*22028508SToomas Soome 
39*22028508SToomas Soome struct chunk {
40*22028508SToomas Soome 	EFI_VIRTUAL_ADDRESS chunk_vaddr;
41*22028508SToomas Soome 	EFI_PHYSICAL_ADDRESS chunk_paddr;
42*22028508SToomas Soome 	size_t chunk_size;
43*22028508SToomas Soome 	STAILQ_ENTRY(chunk) chunk_next;
44*22028508SToomas Soome };
45*22028508SToomas Soome 
46*22028508SToomas Soome STAILQ_HEAD(chunk_head, chunk);
47*22028508SToomas Soome 
48*22028508SToomas Soome struct relocator {
49*22028508SToomas Soome 	vm_offset_t rel_stack;
50*22028508SToomas Soome 	vm_offset_t rel_copy;
51*22028508SToomas Soome 	vm_offset_t rel_memmove;
52*22028508SToomas Soome 	struct chunk_head rel_chunk_head;
53*22028508SToomas Soome 	struct chunk rel_chunklist[];
54*22028508SToomas Soome };
55*22028508SToomas Soome 
56*22028508SToomas Soome int	efi_autoload(void);
57*22028508SToomas Soome 
58*22028508SToomas Soome ssize_t	efi_copyin(const void *, vm_offset_t, const size_t);
59*22028508SToomas Soome ssize_t	efi_copyout(const vm_offset_t, void *, const size_t);
60*22028508SToomas Soome ssize_t	efi_readin(const int, vm_offset_t, const size_t);
61*22028508SToomas Soome vm_offset_t efi_loadaddr(u_int, void *, vm_offset_t);
62*22028508SToomas Soome void efi_free_loadaddr(vm_offset_t, size_t);
63*22028508SToomas Soome void * efi_translate(vm_offset_t);
64*22028508SToomas Soome vm_offset_t efi_physaddr(multiboot_tag_module_t *, vm_offset_t,
65*22028508SToomas Soome     EFI_MEMORY_DESCRIPTOR *, size_t, UINTN, vm_offset_t, size_t);
66*22028508SToomas Soome void bi_isadir(void);
67*22028508SToomas Soome 
68*22028508SToomas Soome multiboot2_info_header_t *efi_copy_finish(struct relocator *);
69*22028508SToomas Soome void multiboot_tramp(uint32_t, struct relocator *, uint64_t);
70*22028508SToomas Soome 
71*22028508SToomas Soome void efi_addsmapdata(struct preloaded_file *);
72*22028508SToomas Soome 
73*22028508SToomas Soome #endif	/* _LOADER_EFI_H */
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