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#include <asm/orc_lookup.h>
6
7#define PAGE_SIZE _PAGE_SIZE
8#define RO_EXCEPTION_TABLE_ALIGN	4
9#define PHYSADDR_MASK			0xffffffffffff /* 48-bit */
10
11/*
12 * Put .bss..swapper_pg_dir as the first thing in .bss. This will
13 * ensure that it has .bss alignment (64K).
14 */
15#define BSS_FIRST_SECTIONS *(.bss..swapper_pg_dir)
16
17#include <asm-generic/vmlinux.lds.h>
18#include "image-vars.h"
19
20/*
21 * Max avaliable Page Size is 64K, so we set SectionAlignment
22 * field of EFI application to 64K.
23 */
24PECOFF_FILE_ALIGN = 0x200;
25PECOFF_SEGMENT_ALIGN = 0x10000;
26
27OUTPUT_ARCH(loongarch)
28ENTRY(kernel_entry)
29PHDRS {
30	text PT_LOAD FLAGS(7);	/* RWX */
31	note PT_NOTE FLAGS(4);	/* R__ */
32}
33
34jiffies	 = jiffies_64;
35
36SECTIONS
37{
38	. = VMLINUX_LOAD_ADDRESS;
39
40	_text = .;
41	HEAD_TEXT_SECTION
42
43	. = ALIGN(PECOFF_SEGMENT_ALIGN);
44	_stext = .;
45	.text : {
46		TEXT_TEXT
47		SCHED_TEXT
48		LOCK_TEXT
49		KPROBES_TEXT
50		IRQENTRY_TEXT
51		SOFTIRQENTRY_TEXT
52		*(.fixup)
53		*(.gnu.warning)
54	} :text = 0
55	. = ALIGN(PECOFF_SEGMENT_ALIGN);
56	_etext = .;
57
58	. = ALIGN(PECOFF_SEGMENT_ALIGN);
59	__init_begin = .;
60	__inittext_begin = .;
61
62	INIT_TEXT_SECTION(PAGE_SIZE)
63	.exit.text : {
64		EXIT_TEXT
65	}
66
67	. = ALIGN(PECOFF_SEGMENT_ALIGN);
68	__inittext_end = .;
69
70	__initdata_begin = .;
71
72	/*
73	 * struct alt_inst entries. From the header (alternative.h):
74	 * "Alternative instructions for different CPU types or capabilities"
75	 * Think locking instructions on spinlocks.
76	 */
77	. = ALIGN(4);
78	.altinstructions : AT(ADDR(.altinstructions) - LOAD_OFFSET) {
79		__alt_instructions = .;
80		*(.altinstructions)
81		__alt_instructions_end = .;
82	}
83
84	INIT_DATA_SECTION(16)
85	.exit.data : {
86		EXIT_DATA
87	}
88
89#ifdef CONFIG_SMP
90	PERCPU_SECTION(1 << CONFIG_L1_CACHE_SHIFT)
91#endif
92
93	.init.bss : {
94		*(.init.bss)
95	}
96	. = ALIGN(PECOFF_SEGMENT_ALIGN);
97	__initdata_end = .;
98
99	__init_end = .;
100
101	_sdata = .;
102	RO_DATA(4096)
103
104	.got : ALIGN(16) { *(.got) }
105	.plt : ALIGN(16) { *(.plt) }
106	.got.plt : ALIGN(16) { *(.got.plt) }
107
108	RW_DATA(1 << CONFIG_L1_CACHE_SHIFT, PAGE_SIZE, THREAD_SIZE)
109
110	.rela.dyn : ALIGN(8) {
111		__rela_dyn_begin = .;
112		 *(.rela.dyn) *(.rela*)
113		__rela_dyn_end = .;
114	}
115
116#ifdef CONFIG_RELR
117	.relr.dyn : ALIGN(8) {
118		__relr_dyn_begin = .;
119		 *(.relr.dyn)
120		__relr_dyn_end = .;
121	}
122#endif
123
124	.data.rel : { *(.data.rel*) }
125
126#ifdef CONFIG_RELOCATABLE
127	. = ALIGN(8);
128	.la_abs : AT(ADDR(.la_abs) - LOAD_OFFSET) {
129		__la_abs_begin = .;
130		*(.la_abs)
131		__la_abs_end = .;
132	}
133#endif
134
135	ORC_UNWIND_TABLE
136
137	.sdata : {
138		*(.sdata)
139	}
140	.edata_padding : { BYTE(0); . = ALIGN(PECOFF_FILE_ALIGN); }
141	_edata =  .;
142
143	BSS_SECTION(0, SZ_64K, 8)
144	. = ALIGN(PECOFF_SEGMENT_ALIGN);
145
146	_end = .;
147
148	STABS_DEBUG
149	DWARF_DEBUG
150	ELF_DETAILS
151
152#ifdef CONFIG_EFI_STUB
153	/* header symbols */
154	_kernel_entry = ABSOLUTE(kernel_entry & PHYSADDR_MASK);
155	_kernel_asize = ABSOLUTE(_end - _text);
156	_kernel_fsize = ABSOLUTE(_edata - _text);
157	_kernel_vsize = ABSOLUTE(_end - __initdata_begin);
158	_kernel_rsize = ABSOLUTE(_edata - __initdata_begin);
159#endif
160
161	.gptab.sdata : {
162		*(.gptab.data)
163		*(.gptab.sdata)
164	}
165	.gptab.sbss : {
166		*(.gptab.bss)
167		*(.gptab.sbss)
168	}
169
170	DISCARDS
171	/DISCARD/ : {
172		*(.dynamic .dynsym .dynstr .hash .gnu.hash)
173		*(.gnu.attributes)
174		*(.options)
175		*(.eh_frame)
176	}
177}
178