efiboot.h revision 1.21 1 /* $NetBSD: efiboot.h,v 1.21 2024/08/15 05:59:49 skrll Exp $ */
2
3 /*-
4 * Copyright (c) 2016 Kimihiro Nonaka <nonaka (at) 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 <loadfile.h>
36 #include <net.h>
37
38 #include "efiboot_machdep.h"
39
40 struct boot_command {
41 const char *c_name;
42 void (*c_fn)(char *);
43 const char *c_help;
44 };
45
46 /* conf.c */
47 extern struct fs_ops null_fs_ops;
48 extern struct fs_ops tftp_fs_ops;
49 extern struct fs_ops nfs_fs_ops;
50
51 /* boot.c */
52 void boot(void);
53 void clearit(void);
54 extern const struct boot_command commands[];
55 void command_help(char *);
56 void command_printtab(const char *, const char *, ...);
57 int set_default_device(const char *);
58 char *get_default_device(void);
59 void set_default_fstype(int);
60 int get_default_fstype(void);
61 int set_initrd_path(const char *);
62 char *get_initrd_path(void);
63 int set_dtb_path(const char *);
64 char *get_dtb_path(void);
65 int set_rndseed_path(const char *);
66 char *get_rndseed_path(void);
67
68 /* console.c */
69 int ischar(void);
70
71 /* efiboot.c */
72 extern EFI_HANDLE IH;
73 extern EFI_DEVICE_PATH *efi_bootdp;
74 extern EFI_LOADED_IMAGE *efi_li;
75 void efi_cleanup(void);
76 void efi_exit(void);
77 void efi_delay(int);
78 void efi_reboot(void);
79 void efi_progress(const char *, ...);
80 extern int howto;
81
82 /* efichar.c */
83 size_t ucs2len(const CHAR16 *);
84 int ucs2_to_utf8(const CHAR16 *, char **);
85 int utf8_to_ucs2(const char *, CHAR16 **, size_t *);
86
87 /* efidev.c */
88 int efi_device_path_depth(EFI_DEVICE_PATH *, int);
89 int efi_device_path_count(EFI_DEVICE_PATH *);
90 int efi_device_path_ncmp(EFI_DEVICE_PATH *, EFI_DEVICE_PATH *, int);
91
92 /* efifdt.c */
93 int efi_fdt_prepare_boot(const char *, const char *, u_long *);
94 void efi_fdt_cleanup_boot(void);
95 size_t efi_fdt_alloc_size(void);
96 void efi_fdt_set_virtual_address_map(EFI_MEMORY_DESCRIPTOR *, UINTN, UINTN, UINTN, UINT32);
97
98 /* efinet.c */
99 struct efi_net_if {
100 const char *if_name;
101 uint8_t if_mac[6];
102 };
103 int efi_net_open(struct open_file *, ...);
104 void efi_net_probe(void);
105 void efi_net_show(void);
106 int efi_net_get_booted_interface_unit(void);
107 int efi_net_get_booted_macaddr(uint8_t *);
108 extern struct netif_driver efinetif;
109
110 /* efipxe.c */
111 void efi_pxe_probe(void);
112 bool efi_pxe_match_booted_interface(const EFI_MAC_ADDRESS *, UINT32);
113
114 /* efiwatchdog.c */
115 void efi_set_watchdog(uint32_t, uint64_t);
116
117 /* efigop.c */
118 void efi_gop_probe(void);
119 void efi_gop_show(void);
120 void efi_gop_dump(void);
121 void efi_gop_setmode(UINT32);
122
123 /* exec.c */
124 int load_file(const char *, u_long, bool, EFI_PHYSICAL_ADDRESS *, u_long *);
125 int exec_netbsd(const char *, const char *);
126
127 /* panic.c */
128 __dead VOID Panic(IN CHAR16 *, ...);
129 __dead void reboot(void);
130
131 /* prompt.c */
132 char *gettrailer(char *);
133 void docommand(char *);
134 char awaitkey(int, int);
135 __dead void bootprompt(void);
136
137 /* userconf.c */
138 void userconf_add(const char *);
139 void userconf_foreach(void (*)(const char *));
140