1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (c) 2011 The Chromium OS Authors.
4  */
5 
6 #ifndef __INITCALL_H
7 #define __INITCALL_H
8 
9 typedef int (*init_fnc_t)(void);
10 
11 #include <log.h>
12 #ifdef CONFIG_EFI_APP
13 #include <efi.h>
14 #endif
15 #include <asm/global_data.h>
16 
17 /*
18  * To enable debugging. add #define DEBUG at the top of the including file.
19  *
20  * To find a symbol, use grep on u-boot.map
21  */
initcall_run_list(const init_fnc_t init_sequence[])22 static inline int initcall_run_list(const init_fnc_t init_sequence[])
23 {
24 	const init_fnc_t *init_fnc_ptr;
25 
26 	for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
27 		unsigned long reloc_ofs = 0;
28 		int ret;
29 
30 		/*
31 		 * Sandbox is relocated by the OS, so symbols always appear at
32 		 * the relocated address.
33 		 */
34 		if (IS_ENABLED(CONFIG_SANDBOX) || (gd->flags & GD_FLG_RELOC))
35 			reloc_ofs = gd->reloc_off;
36 #ifdef CONFIG_EFI_APP
37 		reloc_ofs = (unsigned long)image_base;
38 #endif
39 		if (reloc_ofs)
40 			debug("initcall: %p (relocated to %p)\n",
41 					(char *)*init_fnc_ptr - reloc_ofs,
42 					(char *)*init_fnc_ptr);
43 		else
44 			debug("initcall: %p\n", (char *)*init_fnc_ptr - reloc_ofs);
45 
46 		ret = (*init_fnc_ptr)();
47 		if (ret) {
48 			printf("initcall sequence %p failed at call %p (err=%d)\n",
49 			       init_sequence,
50 			       (char *)*init_fnc_ptr - reloc_ofs, ret);
51 			return -1;
52 		}
53 	}
54 	return 0;
55 }
56 
57 #endif
58