1 /* SPDX-License-Identifier: GPL-2.0 */
2 #include <asm-generic/vmlinux.lds.h>
3 #include <asm/vmlinux.lds.h>
4 #include <asm/thread_info.h>
5 #include <asm/page.h>
6 #include <asm/sclp.h>
7 #include "boot.h"
8
9 OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf
10 OUTPUT_ARCH(s390:64-bit)
11
12 ENTRY(startup)
13
14 SECTIONS
15 {
16 . = 0;
17 .ipldata : {
18 *(.ipldata)
19 }
20 . = IPL_START;
21 .head.text : {
22 _head = . ;
23 HEAD_TEXT
24 _ehead = . ;
25 }
26 . = PARMAREA;
27 .parmarea : {
28 *(.parmarea)
29 }
30 .text : {
31 _text = .; /* Text */
32 *(.text)
33 *(.text.*)
34 INIT_TEXT
35 _etext = . ;
36 }
37 .rodata : {
38 _rodata = . ;
39 *(.rodata) /* read-only
40 *(.rodata.*)
41 _erodata = . ;
42 }
43 .got : {
44 *(.got)
45 }
46 NOTES
47 .data : {
48 _data = . ;
49 *(.data)
50 *(.data.*)
51 _edata = . ;
52 }
53
54 BOOT_DATA
55 BOOT_DATA_PRESERVED
56
57 /*
58 * This is the BSS section of the deco
59 * It will consume place in the decomp
60 */
61 . = ALIGN(8);
62 .bss : {
63 _bss = . ;
64 *(.bss)
65 *(.bss.*)
66 *(COMMON)
67 /*
68 * Stacks for the decompressor
69 */
70 . = ALIGN(PAGE_SIZE);
71 _dump_info_stack_start = .;
72 . += PAGE_SIZE;
73 _dump_info_stack_end = .;
74 . = ALIGN(PAGE_SIZE);
75 _stack_start = .;
76 . += BOOT_STACK_SIZE;
77 _stack_end = .;
78 _ebss = .;
79 }
80
81 /*
82 * uncompressed image info used by the
83 * struct vmlinux_info. It comes from
84 * uncompressed vmlinux in a form of i
85 */
86 . = ALIGN(8);
87 .vmlinux.info : {
88 _vmlinux_info = .;
89 *(.vmlinux.info)
90 }
91
92 .decompressor.syms : {
93 . += 1; /* make sure we have \
94 . = ALIGN(2);
95 _decompressor_syms_start = .;
96 *(.decompressor.syms)
97 _decompressor_syms_end = .;
98 }
99
100 _decompressor_end = .;
101
102 . = ALIGN(4);
103 .vmlinux.relocs : {
104 __vmlinux_relocs_64_start = .;
105 *(.vmlinux.relocs_64)
106 __vmlinux_relocs_64_end = .;
107 }
108
109 #ifdef CONFIG_KERNEL_UNCOMPRESSED
110 . = ALIGN(PAGE_SIZE);
111 . += AMODE31_SIZE; /* .am
112
113 /*
114 * Make sure the location counter is n
115 * _SEGMENT_SIZE is not available, use
116 */
117 . = MAX(TEXT_OFFSET, ALIGN(1 << 20));
118 #else
119 . = ALIGN(8);
120 #endif
121 .rodata.compressed : {
122 _compressed_start = .;
123 *(.vmlinux.bin.compressed)
124 _compressed_end = .;
125 }
126
127 #define SB_TRAILER_SIZE 32
128 /* Trailer needed for Secure Boot */
129 . += SB_TRAILER_SIZE; /* make sure .sb
130 . = ALIGN(4096) - SB_TRAILER_SIZE;
131 .sb.trailer : {
132 QUAD(0)
133 QUAD(0)
134 QUAD(0)
135 QUAD(0x000000207a49504c)
136 }
137 _end = .;
138
139 DWARF_DEBUG
140 ELF_DETAILS
141
142 /*
143 * Make sure that the .got.plt is eith
144 * contains only the three reserved do
145 */
146 .got.plt : {
147 *(.got.plt)
148 }
149 ASSERT(SIZEOF(.got.plt) == 0 || SIZEOF
150
151 /*
152 * Sections that should stay zero size
153 * explicitly check instead of blindly
154 */
155 .plt : {
156 *(.plt) *(.plt.*) *(.iplt) *(.
157 }
158 ASSERT(SIZEOF(.plt) == 0, "Unexpected
159 .rela.dyn : {
160 *(.rela.*) *(.rela_*)
161 }
162 ASSERT(SIZEOF(.rela.dyn) == 0, "Unexpe
163
164 /* Sections to be discarded */
165 /DISCARD/ : {
166 COMMON_DISCARDS
167 *(.eh_frame)
168 *(__ex_table)
169 *(*__ksymtab*)
170 *(___kcrctab*)
171 }
172 }
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