xref: /netbsd-src/sys/arch/i386/stand/efiboot/efiboot.h (revision e1e4666ea665333df0f3eb72bc9816e3c9fe1ad9)
1 /*	$NetBSD: efiboot.h,v 1.12 2023/04/20 00:42:24 manu Exp $	*/
2 
3 /*-
4  * Copyright (c) 2016 Kimihiro Nonaka <nonaka@netbsd.org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <efi.h>
30 #include <efilib.h>
31 
32 #include <lib/libsa/stand.h>
33 #include <lib/libkern/libkern.h>
34 
35 #include "libi386.h"
36 
37 #include "efiboot_machdep.h"
38 
39 extern EFI_GUID GraphicsOutputProtocol;
40 
41 /* boot.c */
42 void boot(void);
43 void clearit(void);
44 
45 /* efiboot.c */
46 extern EFI_HANDLE IH;
47 extern EFI_DEVICE_PATH *efi_bootdp;
48 extern enum efi_boot_device_type {
49 	BOOT_DEVICE_TYPE_HD,
50 	BOOT_DEVICE_TYPE_CD,
51 	BOOT_DEVICE_TYPE_NET
52 } efi_bootdp_type;
53 extern EFI_LOADED_IMAGE *efi_li;
54 extern uintptr_t efi_main_sp;
55 extern physaddr_t efi_loadaddr, efi_kernel_start, efi_load_start;
56 extern physaddr_t efi_kernel_reloc;
57 extern enum efi_reloc_type {
58 	RELOC_DEFAULT,
59 	RELOC_NONE,
60 	RELOC_ADDR,
61 } efi_reloc_type;
62 extern u_long efi_kernel_size;
63 extern bool efi_cleanuped;
64 void efi_cleanup(void);
65 
66 /* efichar.c */
67 size_t ucs2len(const CHAR16 *);
68 int ucs2_to_utf8(const CHAR16 *, char **);
69 int utf8_to_ucs2(const char *, CHAR16 **, size_t *);
70 
71 /* eficons.c */
72 int cninit(void);
73 void efi_consinit(int, int, int);
74 void efi_cons_show(void);
75 void command_text(char *);
76 void command_gop(char *);
77 
78 /* efidev.c */
79 int efi_device_path_depth(EFI_DEVICE_PATH *dp, int);
80 int efi_device_path_ncmp(EFI_DEVICE_PATH *, EFI_DEVICE_PATH *, int);
81 
82 /* efidisk.c */
83 void efi_disk_probe(void);
84 void efi_disk_show(void);
85 
86 /* efimemory.c */
87 void efi_memory_probe(void);
88 void efi_memory_probe_reloc(EFI_PHYSICAL_ADDRESS, EFI_PHYSICAL_ADDRESS, bool);
89 void efi_memory_show_map(bool, bool);
90 EFI_MEMORY_DESCRIPTOR *efi_memory_get_map(UINTN *, UINTN *, UINTN *, UINT32 *,
91     bool);
92 EFI_MEMORY_DESCRIPTOR *efi_memory_compact_map(EFI_MEMORY_DESCRIPTOR *, UINTN *,
93     UINTN);
94 struct bi_memmap_entry;
95 int efi_memory_get_memmap(struct bi_memmap_entry **memmap, size_t *num);
96 
97 /* efinet.c */
98 void efi_net_probe(void);
99 void efi_net_show(void);
100 int efi_net_get_booted_interface_unit(void);
101 
102 /* efipxe.c */
103 void efi_pxe_probe(void);
104 void efi_pxe_show(void);
105 bool efi_pxe_match_booted_interface(const EFI_MAC_ADDRESS *, UINT32);
106 
107 /* panic.c */
108 __dead VOID Panic(IN CHAR16 *, ...);
109