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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) 2012 Regents of the University of California
4 * Copyright (C) 2017 SiFive
5 * Copyright (C) 2020 Vitaly Wool, Konsulko AB
6 */
7
8#include <asm/pgtable.h>
9#define LOAD_OFFSET KERNEL_LINK_ADDR
10/* No __ro_after_init data in the .rodata section - which will always be ro */
11#define RO_AFTER_INIT_DATA
12
13#include <asm/vmlinux.lds.h>
14#include <asm/page.h>
15#include <asm/cache.h>
16#include <asm/thread_info.h>
17
18OUTPUT_ARCH(riscv)
19ENTRY(_start)
20
21jiffies = jiffies_64;
22
23SECTIONS
24{
25	/* Beginning of code and text segment */
26	. = LOAD_OFFSET;
27	_xiprom = .;
28	_start = .;
29	HEAD_TEXT_SECTION
30	INIT_TEXT_SECTION(PAGE_SIZE)
31	/* we have to discard exit text and such at runtime, not link time */
32	__exittext_begin = .;
33	.exit.text :
34	{
35		EXIT_TEXT
36	}
37	__exittext_end = .;
38
39	.text : {
40		_text = .;
41		_stext = .;
42		TEXT_TEXT
43		SCHED_TEXT
44		CPUIDLE_TEXT
45		LOCK_TEXT
46		KPROBES_TEXT
47		ENTRY_TEXT
48		IRQENTRY_TEXT
49		SOFTIRQENTRY_TEXT
50		*(.fixup)
51		_etext = .;
52	}
53	RO_DATA(L1_CACHE_BYTES)
54	.srodata : {
55		*(.srodata*)
56	}
57	.init.rodata : {
58		INIT_SETUP(16)
59		INIT_CALLS
60		CON_INITCALL
61		INIT_RAM_FS
62	}
63	_exiprom = .;			/* End of XIP ROM area */
64
65
66/*
67 * From this point, stuff is considered writable and will be copied to RAM
68 */
69	__data_loc = ALIGN(16);		/* location in file */
70	. = LOAD_OFFSET + XIP_OFFSET;	/* location in memory */
71
72	_sdata = .;			/* Start of data section */
73	_data = .;
74	RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
75	_edata = .;
76	__start_ro_after_init = .;
77	.data.ro_after_init : AT(ADDR(.data.ro_after_init) - LOAD_OFFSET) {
78		*(.data..ro_after_init)
79	}
80	__end_ro_after_init = .;
81
82	. = ALIGN(PAGE_SIZE);
83	__init_begin = .;
84	.init.data : {
85		INIT_DATA
86	}
87	.exit.data : {
88		EXIT_DATA
89	}
90	. = ALIGN(8);
91	__soc_early_init_table : {
92		__soc_early_init_table_start = .;
93		KEEP(*(__soc_early_init_table))
94		__soc_early_init_table_end = .;
95	}
96	__soc_builtin_dtb_table : {
97		__soc_builtin_dtb_table_start = .;
98		KEEP(*(__soc_builtin_dtb_table))
99		__soc_builtin_dtb_table_end = .;
100	}
101	PERCPU_SECTION(L1_CACHE_BYTES)
102
103	. = ALIGN(8);
104	.alternative : {
105		__alt_start = .;
106		*(.alternative)
107		__alt_end = .;
108	}
109	__init_end = .;
110
111	. = ALIGN(16);
112	.xip.traps : {
113		__xip_traps_start = .;
114		*(.xip.traps)
115		__xip_traps_end = .;
116	}
117
118	. = ALIGN(PAGE_SIZE);
119	.sdata : {
120		__global_pointer$ = . + 0x800;
121		*(.sdata*)
122		*(.sbss*)
123	}
124
125	BSS_SECTION(PAGE_SIZE, PAGE_SIZE, 0)
126
127	.rel.dyn : AT(ADDR(.rel.dyn) - LOAD_OFFSET) {
128		*(.rel.dyn*)
129	}
130
131	/*
132	 * End of copied data. We need a dummy section to get its LMA.
133	 * Also located before final ALIGN() as trailing padding is not stored
134	 * in the resulting binary file and useless to copy.
135	 */
136	.data.endmark : AT(ADDR(.data.endmark) - LOAD_OFFSET) { }
137	_edata_loc = LOADADDR(.data.endmark);
138
139	. = ALIGN(PAGE_SIZE);
140	_end = .;
141
142	STABS_DEBUG
143	DWARF_DEBUG
144
145	DISCARDS
146}
147