summaryrefslogtreecommitdiffstats
path: root/arch/arm/cpu/u-boot.lds
blob: cfab8b0412344a1f0d7467d461c15d45c162b9fe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
/*
 * Copyright (c) 2004-2008 Texas Instruments
 *
 * (C) Copyright 2002
 * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <config.h>

OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
#ifndef CONFIG_CMDLINE
	/DISCARD/ : { *(.u_boot_list_2_cmd_*) }
#endif
#if defined(CONFIG_ARMV7_SECURE_BASE) && defined(CONFIG_ARMV7_NONSEC)
	/*
	 * If CONFIG_ARMV7_SECURE_BASE is true, secure code will not
	 * bundle with u-boot, and code offsets are fixed. Secure zone
	 * only needs to be copied from the loading address to
	 * CONFIG_ARMV7_SECURE_BASE, which is the linking and running
	 * address for secure code.
	 *
	 * If CONFIG_ARMV7_SECURE_BASE is undefined, the secure zone will
	 * be included in u-boot address space, and some absolute address
	 * were used in secure code. The absolute addresses of the secure
	 * code also needs to be relocated along with the accompanying u-boot
	 * code.
	 *
	 * So DISCARD is only for CONFIG_ARMV7_SECURE_BASE.
	 */
	/DISCARD/ : { *(.rel._secure*) }
#endif
	. = 0x00000000;

	. = ALIGN(4);
	.text :
	{
		*(.__image_copy_start)
		*(.vectors)
		CPUDIR/start.o (.text*)
		*(.text*)
	}

#ifdef CONFIG_ARMV7_NONSEC

#ifndef CONFIG_ARMV7_SECURE_BASE
#define CONFIG_ARMV7_SECURE_BASE
#endif

	.__secure_start : {
		. = ALIGN(0x1000);
		*(.__secure_start)
	}

	.secure_text CONFIG_ARMV7_SECURE_BASE :
		AT(ADDR(.__secure_start) + SIZEOF(.__secure_start))
	{
		*(._secure.text)
	}

	. = LOADADDR(.__secure_start) +
		SIZEOF(.__secure_start) +
		SIZEOF(.secure_text);

	__secure_end_lma = .;
	.__secure_end : AT(__secure_end_lma) {
		*(.__secure_end)
		LONG(0x1d1071c);	/* Must output something to reset LMA */
	}
#endif

	. = ALIGN(4);
	.rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }

	. = ALIGN(4);
	.data : {
		*(.data*)
	}

	. = ALIGN(4);

	. = .;

	. = ALIGN(4);
	.u_boot_list : {
		KEEP(*(SORT(.u_boot_list*)));
	}

	. = ALIGN(4);

	.__efi_runtime_start : {
		*(.__efi_runtime_start)
	}

	.efi_runtime : {
		*(efi_runtime_text)
		*(efi_runtime_data)
	}

	.__efi_runtime_stop : {
		*(.__efi_runtime_stop)
	}

	.efi_runtime_rel_start :
	{
		*(.__efi_runtime_rel_start)
	}

	.efi_runtime_rel : {
		*(.relefi_runtime_text)
		*(.relefi_runtime_data)
	}

	.efi_runtime_rel_stop :
	{
		*(.__efi_runtime_rel_stop)
	}

	. = ALIGN(4);

	.image_copy_end :
	{
		*(.__image_copy_end)
	}

	.rel_dyn_start :
	{
		*(.__rel_dyn_start)
	}

	.rel.dyn : {
		*(.rel*)
	}

	.rel_dyn_end :
	{
		*(.__rel_dyn_end)
	}

	.end :
	{
		*(.__end)
	}

	_image_binary_end = .;

	/*
	 * Deprecated: this MMU section is used by pxa at present but
	 * should not be used by new boards/CPUs.
	 */
	. = ALIGN(4096);
	.mmutable : {
		*(.mmutable)
	}

/*
 * Compiler-generated __bss_start and __bss_end, see arch/arm/lib/bss.c
 * __bss_base and __bss_limit are for linker only (overlay ordering)
 */

	.bss_start __rel_dyn_start (OVERLAY) : {
		KEEP(*(.__bss_start));
		__bss_base = .;
	}

	.bss __bss_base (OVERLAY) : {
		*(.bss*)
		 . = ALIGN(4);
		 __bss_limit = .;
	}

	.bss_end __bss_limit (OVERLAY) : {
		KEEP(*(.__bss_end));
	}

	.dynsym _image_binary_end : { *(.dynsym) }
	.dynbss : { *(.dynbss) }
	.dynstr : { *(.dynstr*) }
	.dynamic : { *(.dynamic*) }
	.plt : { *(.plt*) }
	.interp : { *(.interp*) }
	.gnu.hash : { *(.gnu.hash) }
	.gnu : { *(.gnu*) }
	.ARM.exidx : { *(.ARM.exidx*) }
	.gnu.linkonce.armexidx : { *(.gnu.linkonce.armexidx.*) }
}
OpenPOWER on IntegriCloud