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83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
b6396403 SG |
2 | /* |
3 | * (C) Copyright 2000-2009 | |
4 | * Wolfgang Denk, DENX Software Engineering, [email protected]. | |
b6396403 SG |
5 | */ |
6 | ||
7 | #ifndef _BOOTM_H | |
8 | #define _BOOTM_H | |
9 | ||
10 | #include <command.h> | |
11 | #include <image.h> | |
12 | ||
13 | #define BOOTM_ERR_RESET (-1) | |
14 | #define BOOTM_ERR_OVERLAP (-2) | |
15 | #define BOOTM_ERR_UNIMPLEMENTED (-3) | |
16 | ||
17 | /* | |
18 | * Continue booting an OS image; caller already has: | |
19 | * - copied image header to global variable `header' | |
20 | * - checked header magic number, checksums (both header & image), | |
21 | * - verified image architecture (PPC) and type (KERNEL or MULTI), | |
22 | * - loaded (first part of) image to header load address, | |
23 | * - disabled interrupts. | |
24 | * | |
25 | * @flag: Flags indicating what to do (BOOTM_STATE_...) | |
26 | * @argc: Number of arguments. Note that the arguments are shifted down | |
27 | * so that 0 is the first argument not processed by U-Boot, and | |
28 | * argc is adjusted accordingly. This avoids confusion as to how | |
29 | * many arguments are available for the OS. | |
30 | * @images: Pointers to os/initrd/fdt | |
31 | * @return 1 on error. On success the OS boots so this function does | |
32 | * not return. | |
33 | */ | |
34 | typedef int boot_os_fn(int flag, int argc, char * const argv[], | |
35 | bootm_headers_t *images); | |
36 | ||
37 | extern boot_os_fn do_bootm_linux; | |
f2a53c76 BM |
38 | extern boot_os_fn do_bootm_vxworks; |
39 | ||
b6396403 SG |
40 | int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); |
41 | void lynxkdi_boot(image_header_t *hdr); | |
42 | ||
43 | boot_os_fn *bootm_os_get_boot_func(int os); | |
44 | ||
ce1400f6 SG |
45 | int bootm_host_load_images(const void *fit, int cfg_noffset); |
46 | ||
b6396403 SG |
47 | int boot_selected_os(int argc, char * const argv[], int state, |
48 | bootm_headers_t *images, boot_os_fn *boot_fn); | |
49 | ||
50 | ulong bootm_disable_interrupts(void); | |
51 | ||
d2b2ffe3 | 52 | /* This is a special function used by booti/bootz */ |
d52e8575 | 53 | int bootm_find_images(int flag, int argc, char * const argv[]); |
b6396403 SG |
54 | |
55 | int do_bootm_states(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], | |
56 | int states, bootm_headers_t *images, int boot_progress); | |
57 | ||
f1bd871a JH |
58 | void arch_preboot_os(void); |
59 | ||
081cc197 SG |
60 | /** |
61 | * bootm_decomp_image() - decompress the operating system | |
62 | * | |
63 | * @comp: Compression algorithm that is used (IH_COMP_...) | |
64 | * @load: Destination load address in U-Boot memory | |
65 | * @image_start Image start address (where we are decompressing from) | |
66 | * @type: OS type (IH_OS_...) | |
67 | * @load_bug: Place to decompress to | |
68 | * @image_buf: Address to decompress from | |
69 | * @image_len: Number of bytes in @image_buf to decompress | |
70 | * @unc_len: Available space for decompression | |
71 | * @return 0 if OK, -ve on error (BOOTM_ERR_...) | |
72 | */ | |
73 | int bootm_decomp_image(int comp, ulong load, ulong image_start, int type, | |
74 | void *load_buf, void *image_buf, ulong image_len, | |
75 | uint unc_len, ulong *load_end); | |
76 | ||
896019b1 SG |
77 | /* |
78 | * boards should define this to disable devices when EFI exits from boot | |
79 | * services. | |
80 | * | |
81 | * TODO([email protected]>): Update this to use driver model's device_remove(). | |
82 | */ | |
329da485 SG |
83 | void board_quiesce_devices(void); |
84 | ||
f6c6df7e HS |
85 | /** |
86 | * switch_to_non_secure_mode() - switch to non-secure mode | |
87 | */ | |
88 | void switch_to_non_secure_mode(void); | |
89 | ||
b6396403 | 90 | #endif |