1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * ld script to make SuperH Linux kernel
4 * Written by Niibe Yutaka and Paul Mundt
5 */
6 OUTPUT_ARCH(sh)
7 #define RUNTIME_DISCARD_EXIT
8 #include <asm/thread_info.h>
9 #include <asm/cache.h>
10 #include <asm/vmlinux.lds.h>
11
12 #ifdef CONFIG_PMB
13 #define MEMORY_OFFSET 0
14 #else
15 #define MEMORY_OFFSET __MEMORY_START
16 #endif
17
18 ENTRY(_start)
19 SECTIONS
20 {
21 . = PAGE_OFFSET + MEMORY_OFFSET + PHYSICAL_OFFSET + CONFIG_ZERO_PAGE_OFFSET;
22
23 _text = .; /* Text and read-only data */
24
25 .empty_zero_page : AT(ADDR(.empty_zero_page)) {
26 *(.empty_zero_page)
27 } = 0
28
29 .text : AT(ADDR(.text)) {
30 HEAD_TEXT
31 TEXT_TEXT
32 SCHED_TEXT
33 LOCK_TEXT
34 KPROBES_TEXT
35 IRQENTRY_TEXT
36 SOFTIRQENTRY_TEXT
37 *(.fixup)
38 *(.gnu.warning)
39 _etext = .; /* End of text section */
40 } = 0x0009
41
42 EXCEPTION_TABLE(16)
43
44 _sdata = .;
45 RO_DATA(PAGE_SIZE)
46 RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
47 _edata = .;
48
49 DWARF_EH_FRAME
50
51 . = ALIGN(PAGE_SIZE); /* Init code and data */
52 __init_begin = .;
53 INIT_TEXT_SECTION(PAGE_SIZE)
54 INIT_DATA_SECTION(16)
55
56 . = ALIGN(4);
57 .machvec.init : AT(ADDR(.machvec.init)) {
58 __machvec_start = .;
59 *(.machvec.init)
60 __machvec_end = .;
61 }
62
63 PERCPU_SECTION(L1_CACHE_BYTES)
64
65 /*
66 * .exit.text is discarded at runtime, not link time, to deal with
67 * references from __bug_table
68 */
69 .exit.text : AT(ADDR(.exit.text)) { EXIT_TEXT }
70 .exit.data : AT(ADDR(.exit.data)) { EXIT_DATA }
71
72 . = ALIGN(PAGE_SIZE);
73 __init_end = .;
74 BSS_SECTION(0, PAGE_SIZE, 4)
75 _end = . ;
76
77 STABS_DEBUG
78 DWARF_DEBUG
79 ELF_DETAILS
80
81 DISCARDS
82 }
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