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 */
6OUTPUT_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
18ENTRY(_start)
19SECTIONS
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}
83