Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/stand/efi/loader/loader_efi.h
34870 views
1
/*-

2
 * Copyright (c) 2013 The FreeBSD Foundation

3
 *

4
 * This software was developed by Benno Rice under sponsorship from

5
 * the FreeBSD Foundation.

6
 * Redistribution and use in source and binary forms, with or without

7
 * modification, are permitted provided that the following conditions

8
 * are met:

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.

14
 *

15
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND

16
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

17
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

18
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

19
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

20
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

21
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

22
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

23
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

24
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

25
 * SUCH DAMAGE.

26
 */

27


28
#ifndef	_LOADER_EFI_COPY_H_

29
#define	_LOADER_EFI_COPY_H_

30


31
#include <stand.h>

32
#include <readin.h>

33
#include <efi.h>

34


35
#if defined(__amd64__) || defined(__i386__)

36
enum {

37
	COPY_STAGING_ENABLE,

38
	COPY_STAGING_DISABLE,

39
	COPY_STAGING_AUTO,

40
};

41
extern int copy_staging;

42
#endif

43


44
/* Useful for various calculations */

45
#define	M(x)	((x) * 1024 * 1024)

46
#define	G(x)	(1ULL * (x) * 1024 * 1024 * 1024)

47


48
extern EFI_LOADED_IMAGE *boot_img;

49


50
int	efi_autoload(void);

51


52
int	efi_copy_init(void);

53


54
ssize_t	efi_copyin(const void *src, vm_offset_t dest, const size_t len);

55
ssize_t	efi_copyout(const vm_offset_t src, void *dest, const size_t len);

56
ssize_t	efi_readin(readin_handle_t fd, vm_offset_t dest, const size_t len);

57
void * efi_translate(vm_offset_t ptr);

58


59
void	efi_copy_finish(void);

60
void	efi_copy_finish_nop(void);

61


62
#if defined(__amd64__) || defined(__i386__)

63
/* Need this to setup page tables */

64
extern EFI_PHYSICAL_ADDRESS staging;

65
#endif

66


67
int bi_load(char *args, vm_offset_t *modulep, vm_offset_t *kernendp,

68
    bool exit_bs);

69


70
#endif	/* _LOADER_EFI_COPY_H_ */

71


72