xref: /openbmc/linux/arch/sparc/kernel/vmlinux.lds.S (revision e8e0929d) 
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	.data1 : {
55		*(.data1)
56	}
57	RW_DATA_SECTION(SMP_CACHE_BYTES, 0, THREAD_SIZE)
58
59	/* End of data section */
60	_edata = .;
61
62	.fixup : {
63		__start___fixup = .;
64		*(.fixup)
65		__stop___fixup = .;
66	}
67	EXCEPTION_TABLE(16)
68	NOTES
69
70	. = ALIGN(PAGE_SIZE);
71	__init_begin = ALIGN(PAGE_SIZE);
72	INIT_TEXT_SECTION(PAGE_SIZE)
73	__init_text_end = .;
74	INIT_DATA_SECTION(16)
75
76	. = ALIGN(4);
77	.tsb_ldquad_phys_patch : {
78		__tsb_ldquad_phys_patch = .;
79		*(.tsb_ldquad_phys_patch)
80		__tsb_ldquad_phys_patch_end = .;
81	}
82
83	.tsb_phys_patch : {
84		__tsb_phys_patch = .;
85		*(.tsb_phys_patch)
86		__tsb_phys_patch_end = .;
87	}
88
89	.cpuid_patch : {
90		__cpuid_patch = .;
91		*(.cpuid_patch)
92		__cpuid_patch_end = .;
93	}
94
95	.sun4v_1insn_patch : {
96		__sun4v_1insn_patch = .;
97		*(.sun4v_1insn_patch)
98		__sun4v_1insn_patch_end = .;
99	}
100	.sun4v_2insn_patch : {
101		__sun4v_2insn_patch = .;
102		*(.sun4v_2insn_patch)
103		__sun4v_2insn_patch_end = .;
104	}
105
106	PERCPU(PAGE_SIZE)
107
108	. = ALIGN(PAGE_SIZE);
109	__init_end = .;
110	BSS_SECTION(0, 0, 0)
111	_end = . ;
112
113	STABS_DEBUG
114	DWARF_DEBUG
115
116	DISCARDS
117}
118