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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
b020632e MS |
2 | /* |
3 | * This is the infamous ld script for the 64 bits vdso | |
4 | * library | |
5 | */ | |
f1c1174f HC |
6 | |
7 | #include <asm/page.h> | |
b020632e MS |
8 | #include <asm/vdso.h> |
9 | ||
10 | OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390") | |
11 | OUTPUT_ARCH(s390:64-bit) | |
12 | ENTRY(_start) | |
13 | ||
14 | SECTIONS | |
15 | { | |
16 | . = VDSO64_LBASE + SIZEOF_HEADERS; | |
17 | ||
18 | .hash : { *(.hash) } :text | |
19 | .gnu.hash : { *(.gnu.hash) } | |
20 | .dynsym : { *(.dynsym) } | |
21 | .dynstr : { *(.dynstr) } | |
22 | .gnu.version : { *(.gnu.version) } | |
23 | .gnu.version_d : { *(.gnu.version_d) } | |
24 | .gnu.version_r : { *(.gnu.version_r) } | |
25 | ||
26 | .note : { *(.note.*) } :text :note | |
27 | ||
28 | . = ALIGN(16); | |
29 | .text : { | |
30 | *(.text .stub .text.* .gnu.linkonce.t.*) | |
31 | } :text | |
32 | PROVIDE(__etext = .); | |
33 | PROVIDE(_etext = .); | |
34 | PROVIDE(etext = .); | |
35 | ||
36 | /* | |
37 | * Other stuff is appended to the text segment: | |
38 | */ | |
39 | .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } | |
40 | .rodata1 : { *(.rodata1) } | |
41 | ||
42 | .dynamic : { *(.dynamic) } :text :dynamic | |
43 | ||
44 | .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr | |
45 | .eh_frame : { KEEP (*(.eh_frame)) } :text | |
46 | .gcc_except_table : { *(.gcc_except_table .gcc_except_table.*) } | |
47 | ||
48 | .rela.dyn ALIGN(8) : { *(.rela.dyn) } | |
49 | .got ALIGN(8) : { *(.got .toc) } | |
50 | ||
51 | _end = .; | |
52 | PROVIDE(end = .); | |
53 | ||
54 | /* | |
55 | * Stabs debugging sections are here too. | |
56 | */ | |
57 | .stab 0 : { *(.stab) } | |
58 | .stabstr 0 : { *(.stabstr) } | |
59 | .stab.excl 0 : { *(.stab.excl) } | |
60 | .stab.exclstr 0 : { *(.stab.exclstr) } | |
61 | .stab.index 0 : { *(.stab.index) } | |
62 | .stab.indexstr 0 : { *(.stab.indexstr) } | |
63 | .comment 0 : { *(.comment) } | |
64 | ||
65 | /* | |
66 | * DWARF debug sections. | |
67 | * Symbols in the DWARF debugging sections are relative to the | |
68 | * beginning of the section so we begin them at 0. | |
69 | */ | |
70 | /* DWARF 1 */ | |
71 | .debug 0 : { *(.debug) } | |
72 | .line 0 : { *(.line) } | |
73 | /* GNU DWARF 1 extensions */ | |
74 | .debug_srcinfo 0 : { *(.debug_srcinfo) } | |
75 | .debug_sfnames 0 : { *(.debug_sfnames) } | |
76 | /* DWARF 1.1 and DWARF 2 */ | |
77 | .debug_aranges 0 : { *(.debug_aranges) } | |
78 | .debug_pubnames 0 : { *(.debug_pubnames) } | |
79 | /* DWARF 2 */ | |
80 | .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } | |
81 | .debug_abbrev 0 : { *(.debug_abbrev) } | |
82 | .debug_line 0 : { *(.debug_line) } | |
83 | .debug_frame 0 : { *(.debug_frame) } | |
84 | .debug_str 0 : { *(.debug_str) } | |
85 | .debug_loc 0 : { *(.debug_loc) } | |
86 | .debug_macinfo 0 : { *(.debug_macinfo) } | |
87 | /* SGI/MIPS DWARF 2 extensions */ | |
88 | .debug_weaknames 0 : { *(.debug_weaknames) } | |
89 | .debug_funcnames 0 : { *(.debug_funcnames) } | |
90 | .debug_typenames 0 : { *(.debug_typenames) } | |
91 | .debug_varnames 0 : { *(.debug_varnames) } | |
92 | /* DWARF 3 */ | |
93 | .debug_pubtypes 0 : { *(.debug_pubtypes) } | |
94 | .debug_ranges 0 : { *(.debug_ranges) } | |
95 | .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } | |
96 | ||
f1c1174f | 97 | . = ALIGN(PAGE_SIZE); |
b020632e MS |
98 | PROVIDE(_vdso_data = .); |
99 | ||
100 | /DISCARD/ : { | |
101 | *(.note.GNU-stack) | |
102 | *(.branch_lt) | |
103 | *(.data .data.* .gnu.linkonce.d.* .sdata*) | |
104 | *(.bss .sbss .dynbss .dynsbss) | |
105 | } | |
106 | } | |
107 | ||
108 | /* | |
109 | * Very old versions of ld do not recognize this name token; use the constant. | |
110 | */ | |
111 | #define PT_GNU_EH_FRAME 0x6474e550 | |
112 | ||
113 | /* | |
114 | * We must supply the ELF program headers explicitly to get just one | |
115 | * PT_LOAD segment, and set the flags explicitly to make segments read-only. | |
116 | */ | |
117 | PHDRS | |
118 | { | |
119 | text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */ | |
120 | dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ | |
121 | note PT_NOTE FLAGS(4); /* PF_R */ | |
122 | eh_frame_hdr PT_GNU_EH_FRAME; | |
123 | } | |
124 | ||
125 | /* | |
126 | * This controls what symbols we export from the DSO. | |
127 | */ | |
128 | VERSION | |
129 | { | |
130 | VDSO_VERSION_STRING { | |
131 | global: | |
132 | /* | |
133 | * Has to be there for the kernel to find | |
134 | */ | |
135 | __kernel_gettimeofday; | |
136 | __kernel_clock_gettime; | |
137 | __kernel_clock_getres; | |
249c543b | 138 | __kernel_getcpu; |
b020632e MS |
139 | |
140 | local: *; | |
141 | }; | |
142 | } |