1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright (C) 2015 Imagination Technologies
4 * Author: Alex Smith <alex.smith@imgtec.com>
5 */
6
7#include <asm/sgidefs.h>
8
9#if _MIPS_SIM == _MIPS_SIM_ABI64
10OUTPUT_FORMAT("elf64-tradlittlemips", "elf64-tradbigmips", "elf64-tradlittlemips")
11#elif _MIPS_SIM == _MIPS_SIM_NABI32
12OUTPUT_FORMAT("elf32-ntradlittlemips", "elf32-ntradbigmips", "elf32-ntradlittlemips")
13#else
14OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradbigmips", "elf32-tradlittlemips")
15#endif
16
17OUTPUT_ARCH(mips)
18
19SECTIONS
20{
21	PROVIDE(_start = .);
22	. = SIZEOF_HEADERS;
23
24	/*
25	 * In order to retain compatibility with older toolchains we provide the
26	 * ABI flags section ourself. Newer assemblers will automatically
27	 * generate .MIPS.abiflags sections so we discard such input sections,
28	 * and then manually define our own section here. genvdso will patch
29	 * this section to have the correct name/type.
30	 */
31	.mips_abiflags	: { *(.mips_abiflags) } 	:text :abiflags
32
33	.reginfo	: { *(.reginfo) }		:text :reginfo
34
35	.hash		: { *(.hash) }			:text
36	.gnu.hash	: { *(.gnu.hash) }
37	.dynsym		: { *(.dynsym) }
38	.dynstr		: { *(.dynstr) }
39	.gnu.version	: { *(.gnu.version) }
40	.gnu.version_d	: { *(.gnu.version_d) }
41	.gnu.version_r	: { *(.gnu.version_r) }
42
43	.note		: { *(.note.*) }		:text :note
44
45	.text		: { *(.text*) }			:text
46	PROVIDE (__etext = .);
47	PROVIDE (_etext = .);
48	PROVIDE (etext = .);
49
50	.eh_frame_hdr	: { *(.eh_frame_hdr) }		:text :eh_frame_hdr
51	.eh_frame	: { KEEP (*(.eh_frame)) }	:text
52
53	.dynamic	: { *(.dynamic) }		:text :dynamic
54
55	.rodata		: { *(.rodata*) }		:text
56
57	_end = .;
58	PROVIDE(end = .);
59
60	/DISCARD/	: {
61		*(.MIPS.abiflags)
62		*(.gnu.attributes)
63		*(.note.GNU-stack)
64		*(.data .data.* .gnu.linkonce.d.* .sdata*)
65		*(.bss .sbss .dynbss .dynsbss)
66	}
67}
68
69PHDRS
70{
71	/*
72	 * Provide a PT_MIPS_ABIFLAGS header to assign the ABI flags section
73	 * to. We can specify the header type directly here so no modification
74	 * is needed later on.
75	 */
76	abiflags	0x70000003;
77
78	/*
79	 * The ABI flags header must exist directly after the PT_INTERP header,
80	 * so we must explicitly place the PT_MIPS_REGINFO header after it to
81	 * stop the linker putting one in at the start.
82	 */
83	reginfo		0x70000000;
84
85	text		PT_LOAD		FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */
86	dynamic		PT_DYNAMIC	FLAGS(4);		/* PF_R */
87	note		PT_NOTE		FLAGS(4);		/* PF_R */
88	eh_frame_hdr	PT_GNU_EH_FRAME;
89}
90
91VERSION
92{
93	LINUX_2.6 {
94#ifndef CONFIG_MIPS_DISABLE_VDSO
95	global:
96		__vdso_clock_gettime;
97#ifdef CONFIG_MIPS_CLOCK_VSYSCALL
98		__vdso_gettimeofday;
99#endif
100		__vdso_clock_getres;
101#if _MIPS_SIM != _MIPS_SIM_ABI64
102		__vdso_clock_gettime64;
103#endif
104#endif
105	local: *;
106	};
107}
108