1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (c) 2011 The Chromium OS Authors.
4 */
5
6/* Taken from Linux kernel, commit f56c3196 */
7
8#ifndef _ASM_GENERIC_SECTIONS_H_
9#define _ASM_GENERIC_SECTIONS_H_
10
11#include <linux/types.h>
12
13/* References to section boundaries */
14
15extern char _text[], _stext[], _etext[];
16extern char _data[], _sdata[], _edata[];
17extern char __bss_start[], __bss_stop[];
18extern char __init_begin[], __init_end[];
19extern char _sinittext[], _einittext[];
20extern char _end[], _init[];
21extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[];
22extern char __kprobes_text_start[], __kprobes_text_end[];
23extern char __entry_text_start[], __entry_text_end[];
24extern char __initdata_begin[], __initdata_end[];
25extern char __start_rodata[], __end_rodata[];
26extern char __efi_helloworld_begin[];
27extern char __efi_helloworld_end[];
28extern char __efi_var_file_begin[];
29extern char __efi_var_file_end[];
30
31/* Private data used by of-platdata devices/uclasses */
32extern char __priv_data_start[], __priv_data_end[];
33
34/* Start and end of .ctors section - used for constructor calls. */
35extern char __ctors_start[], __ctors_end[];
36
37extern char __efi_runtime_rel_start[], __efi_runtime_rel_stop[];
38extern char __efi_runtime_start[], __efi_runtime_stop[];
39
40/* function descriptor handling (if any).  Override
41 * in asm/sections.h */
42#ifndef dereference_function_descriptor
43#define dereference_function_descriptor(p) (p)
44#endif
45
46/* random extra sections (if any).  Override
47 * in asm/sections.h */
48#ifndef arch_is_kernel_text
49static inline int arch_is_kernel_text(unsigned long addr)
50{
51	return 0;
52}
53#endif
54
55#ifndef arch_is_kernel_data
56static inline int arch_is_kernel_data(unsigned long addr)
57{
58	return 0;
59}
60#endif
61
62/* U-Boot-specific things begin here */
63
64/* Start of U-Boot text region */
65extern char __text_start[];
66
67/* This marks the text region which must be relocated */
68extern char __image_copy_start[], __image_copy_end[];
69
70extern char __bss_end[];
71extern char __rel_dyn_start[], __rel_dyn_end[];
72extern char _image_binary_end[];
73
74/*
75 * This is the U-Boot entry point - prior to relocation it should be same
76 * as __text_start
77 */
78extern void _start(void);
79
80#endif /* _ASM_GENERIC_SECTIONS_H_ */
81