xref: /linux/arch/loongarch/kernel/vmlinux.lds.S (revision dec1c62e91ba268ab2a6e339d4d7a59287d5eba1) 
1/* SPDX-License-Identifier: GPL-2.0 */
2#include <linux/sizes.h>
3#include <asm/asm-offsets.h>
4#include <asm/thread_info.h>
5
6#define PAGE_SIZE _PAGE_SIZE
7
8/*
9 * Put .bss..swapper_pg_dir as the first thing in .bss. This will
10 * ensure that it has .bss alignment (64K).
11 */
12#define BSS_FIRST_SECTIONS *(.bss..swapper_pg_dir)
13
14#include <asm-generic/vmlinux.lds.h>
15
16/*
17 * Max avaliable Page Size is 64K, so we set SectionAlignment
18 * field of EFI application to 64K.
19 */
20PECOFF_FILE_ALIGN = 0x200;
21PECOFF_SEGMENT_ALIGN = 0x10000;
22
23OUTPUT_ARCH(loongarch)
24ENTRY(kernel_entry)
25PHDRS {
26	text PT_LOAD FLAGS(7);	/* RWX */
27	note PT_NOTE FLAGS(4);	/* R__ */
28}
29
30jiffies	 = jiffies_64;
31
32SECTIONS
33{
34	. = VMLINUX_LOAD_ADDRESS;
35
36	_text = .;
37	HEAD_TEXT_SECTION
38
39	. = ALIGN(PECOFF_SEGMENT_ALIGN);
40	.text : {
41		TEXT_TEXT
42		SCHED_TEXT
43		CPUIDLE_TEXT
44		LOCK_TEXT
45		KPROBES_TEXT
46		IRQENTRY_TEXT
47		SOFTIRQENTRY_TEXT
48		*(.fixup)
49		*(.gnu.warning)
50	} :text = 0
51	. = ALIGN(PECOFF_SEGMENT_ALIGN);
52	_etext = .;
53
54	EXCEPTION_TABLE(16)
55
56	. = ALIGN(PECOFF_SEGMENT_ALIGN);
57	__init_begin = .;
58	__inittext_begin = .;
59
60	INIT_TEXT_SECTION(PAGE_SIZE)
61	.exit.text : {
62		EXIT_TEXT
63	}
64
65	. = ALIGN(PECOFF_SEGMENT_ALIGN);
66	__inittext_end = .;
67
68	__initdata_begin = .;
69
70	INIT_DATA_SECTION(16)
71	.exit.data : {
72		EXIT_DATA
73	}
74
75#ifdef CONFIG_SMP
76	PERCPU_SECTION(1 << CONFIG_L1_CACHE_SHIFT)
77#endif
78
79	.init.bss : {
80		*(.init.bss)
81	}
82	. = ALIGN(PECOFF_SEGMENT_ALIGN);
83	__initdata_end = .;
84
85	__init_end = .;
86
87	_sdata = .;
88	RO_DATA(4096)
89	RW_DATA(1 << CONFIG_L1_CACHE_SHIFT, PAGE_SIZE, THREAD_SIZE)
90
91	.sdata : {
92		*(.sdata)
93	}
94	.edata_padding : { BYTE(0); . = ALIGN(PECOFF_FILE_ALIGN); }
95	_edata =  .;
96
97	BSS_SECTION(0, SZ_64K, 8)
98	. = ALIGN(PECOFF_SEGMENT_ALIGN);
99
100	_end = .;
101
102	STABS_DEBUG
103	DWARF_DEBUG
104
105	.gptab.sdata : {
106		*(.gptab.data)
107		*(.gptab.sdata)
108	}
109	.gptab.sbss : {
110		*(.gptab.bss)
111		*(.gptab.sbss)
112	}
113
114	DISCARDS
115	/DISCARD/ : {
116		*(.gnu.attributes)
117		*(.options)
118		*(.eh_frame)
119	}
120}
121