xref: /openbmc/linux/arch/sparc/kernel/vmlinux.lds.S (revision b04b4f78) 
1/* ld script for sparc32/sparc64 kernel */
2
3#include <asm-generic/vmlinux.lds.h>
4
5#include <asm/page.h>
6#include <asm/thread_info.h>
7
8#ifdef CONFIG_SPARC32
9#define INITIAL_ADDRESS  0x10000 + SIZEOF_HEADERS
10#define TEXTSTART	0xf0004000
11
12#define SMP_CACHE_BYTES_SHIFT 5
13
14#else
15#define SMP_CACHE_BYTES_SHIFT 6
16#define INITIAL_ADDRESS 0x4000
17#define TEXTSTART      0x0000000000404000
18
19#endif
20
21#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
22
23#ifdef CONFIG_SPARC32
24OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
25OUTPUT_ARCH(sparc)
26ENTRY(_start)
27jiffies = jiffies_64 + 4;
28#else
29/* sparc64 */
30OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc")
31OUTPUT_ARCH(sparc:v9a)
32ENTRY(_start)
33jiffies = jiffies_64;
34#endif
35
36SECTIONS
37{
38	/* swapper_low_pmd_dir is sparc64 only */
39	swapper_low_pmd_dir = 0x0000000000402000;
40	. = INITIAL_ADDRESS;
41	.text TEXTSTART :
42	{
43		_text = .;
44		HEAD_TEXT
45		TEXT_TEXT
46		SCHED_TEXT
47		LOCK_TEXT
48		KPROBES_TEXT
49		*(.gnu.warning)
50	} = 0
51	_etext = .;
52
53	RO_DATA(PAGE_SIZE)
54	.data :	{
55		DATA_DATA
56		CONSTRUCTORS
57	}
58	.data1 : {
59		*(.data1)
60	}
61	. = ALIGN(SMP_CACHE_BYTES);
62	.data.cacheline_aligned : {
63		*(.data.cacheline_aligned)
64	}
65	. = ALIGN(SMP_CACHE_BYTES);
66	.data.read_mostly : {
67		*(.data.read_mostly)
68	}
69	/* End of data section */
70	_edata = .;
71
72	/* init_task */
73	. = ALIGN(THREAD_SIZE);
74	.data.init_task : {
75		*(.data.init_task)
76	}
77	.fixup : {
78		__start___fixup = .;
79		*(.fixup)
80		__stop___fixup = .;
81	}
82	. = ALIGN(16);
83	__ex_table : {
84		__start___ex_table = .;
85		*(__ex_table)
86		__stop___ex_table = .;
87	}
88	NOTES
89
90	. = ALIGN(PAGE_SIZE);
91	.init.text : {
92		__init_begin = .;
93		_sinittext = .;
94		INIT_TEXT
95		_einittext = .;
96	}
97	__init_text_end = .;
98	.init.data : {
99		INIT_DATA
100	}
101	. = ALIGN(16);
102	.init.setup : {
103		__setup_start = .;
104		*(.init.setup)
105		__setup_end = .;
106	}
107	.initcall.init : {
108		__initcall_start = .;
109		INITCALLS
110		__initcall_end = .;
111	}
112	.con_initcall.init : {
113		__con_initcall_start = .;
114		*(.con_initcall.init)
115		__con_initcall_end = .;
116	}
117	SECURITY_INIT
118
119	. = ALIGN(4);
120	.tsb_ldquad_phys_patch : {
121		__tsb_ldquad_phys_patch = .;
122		*(.tsb_ldquad_phys_patch)
123		__tsb_ldquad_phys_patch_end = .;
124	}
125
126	.tsb_phys_patch : {
127		__tsb_phys_patch = .;
128		*(.tsb_phys_patch)
129		__tsb_phys_patch_end = .;
130	}
131
132	.cpuid_patch : {
133		__cpuid_patch = .;
134		*(.cpuid_patch)
135		__cpuid_patch_end = .;
136	}
137
138	.sun4v_1insn_patch : {
139		__sun4v_1insn_patch = .;
140		*(.sun4v_1insn_patch)
141		__sun4v_1insn_patch_end = .;
142	}
143	.sun4v_2insn_patch : {
144		__sun4v_2insn_patch = .;
145		*(.sun4v_2insn_patch)
146		__sun4v_2insn_patch_end = .;
147	}
148
149#ifdef CONFIG_BLK_DEV_INITRD
150	. = ALIGN(PAGE_SIZE);
151	.init.ramfs : {
152		__initramfs_start = .;
153		*(.init.ramfs)
154		__initramfs_end = .;
155	}
156#endif
157
158	PERCPU(PAGE_SIZE)
159
160	. = ALIGN(PAGE_SIZE);
161	__init_end = .;
162	__bss_start = .;
163	.sbss : {
164		*(.sbss)
165		*(.scommon)
166	}
167	.bss : {
168		*(.dynbss)
169		*(.bss)
170		*(COMMON)
171	}
172	_end = . ;
173
174	/DISCARD/ : {
175		EXIT_TEXT
176		EXIT_DATA
177		*(.exitcall.exit)
178	}
179
180	STABS_DEBUG
181	DWARF_DEBUG
182}
183