xref: /linux/arch/sparc/kernel/vmlinux.lds.S (revision 6a34dfa15d6edf7e78b8118d862d2db0889cf669) 
1/* SPDX-License-Identifier: GPL-2.0 */
2/* ld script for sparc32/sparc64 kernel */
3
4#include <asm-generic/vmlinux.lds.h>
5
6#include <asm/page.h>
7#include <asm/thread_info.h>
8
9#ifdef CONFIG_SPARC32
10#define INITIAL_ADDRESS  0x10000 + SIZEOF_HEADERS
11#define TEXTSTART	0xf0004000
12
13#define SMP_CACHE_BYTES_SHIFT 5
14
15#else
16#define SMP_CACHE_BYTES_SHIFT 6
17#define INITIAL_ADDRESS 0x4000
18#define TEXTSTART      0x0000000000404000
19
20#endif
21
22#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
23
24#ifdef CONFIG_SPARC32
25OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
26OUTPUT_ARCH(sparc)
27ENTRY(_start)
28jiffies = jiffies_64 + 4;
29#else
30/* sparc64 */
31OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc")
32OUTPUT_ARCH(sparc:v9a)
33ENTRY(_start)
34jiffies = jiffies_64;
35#endif
36
37#ifdef CONFIG_SPARC64
38ASSERT((swapper_tsb == 0x0000000000408000), "Error: sparc64 early assembler too large")
39#endif
40
41SECTIONS
42{
43#ifdef CONFIG_SPARC64
44	swapper_pg_dir = 0x0000000000402000;
45#endif
46	. = INITIAL_ADDRESS;
47	.text TEXTSTART :
48	{
49		_text = .;
50		HEAD_TEXT
51	        ALIGN_FUNCTION();
52#ifdef CONFIG_SPARC64
53	        /* Match text section symbols in head_64.S first */
54	        *head_64.o(.text)
55#endif
56		TEXT_TEXT
57		SCHED_TEXT
58		LOCK_TEXT
59		KPROBES_TEXT
60		IRQENTRY_TEXT
61		SOFTIRQENTRY_TEXT
62		*(.gnu.warning)
63	} = 0
64	_etext = .;
65
66	RO_DATA(PAGE_SIZE)
67
68	/* Start of data section */
69	_sdata = .;
70
71	.data1 : {
72		*(.data1)
73	}
74	RW_DATA(SMP_CACHE_BYTES, 0, THREAD_SIZE)
75
76	/* End of data section */
77	_edata = .;
78
79	.fixup : {
80		__start___fixup = .;
81		*(.fixup)
82		__stop___fixup = .;
83	}
84	EXCEPTION_TABLE(16)
85
86	. = ALIGN(PAGE_SIZE);
87	__init_begin = ALIGN(PAGE_SIZE);
88	INIT_TEXT_SECTION(PAGE_SIZE)
89	__init_text_end = .;
90	INIT_DATA_SECTION(16)
91
92	. = ALIGN(4);
93	.tsb_ldquad_phys_patch : {
94		__tsb_ldquad_phys_patch = .;
95		*(.tsb_ldquad_phys_patch)
96		__tsb_ldquad_phys_patch_end = .;
97	}
98
99	.tsb_phys_patch : {
100		__tsb_phys_patch = .;
101		*(.tsb_phys_patch)
102		__tsb_phys_patch_end = .;
103	}
104
105	.cpuid_patch : {
106		__cpuid_patch = .;
107		*(.cpuid_patch)
108		__cpuid_patch_end = .;
109	}
110
111	.sun4v_1insn_patch : {
112		__sun4v_1insn_patch = .;
113		*(.sun4v_1insn_patch)
114		__sun4v_1insn_patch_end = .;
115	}
116	.sun4v_2insn_patch : {
117		__sun4v_2insn_patch = .;
118		*(.sun4v_2insn_patch)
119		__sun4v_2insn_patch_end = .;
120	}
121	.leon_1insn_patch : {
122		__leon_1insn_patch = .;
123		*(.leon_1insn_patch)
124		__leon_1insn_patch_end = .;
125	}
126	.swapper_tsb_phys_patch : {
127		__swapper_tsb_phys_patch = .;
128		*(.swapper_tsb_phys_patch)
129		__swapper_tsb_phys_patch_end = .;
130	}
131	.swapper_4m_tsb_phys_patch : {
132		__swapper_4m_tsb_phys_patch = .;
133		*(.swapper_4m_tsb_phys_patch)
134		__swapper_4m_tsb_phys_patch_end = .;
135	}
136	.popc_3insn_patch : {
137		__popc_3insn_patch = .;
138		*(.popc_3insn_patch)
139		__popc_3insn_patch_end = .;
140	}
141	.popc_6insn_patch : {
142		__popc_6insn_patch = .;
143		*(.popc_6insn_patch)
144		__popc_6insn_patch_end = .;
145	}
146	.pause_3insn_patch : {
147		__pause_3insn_patch = .;
148		*(.pause_3insn_patch)
149		__pause_3insn_patch_end = .;
150	}
151	.sun_m7_1insn_patch : {
152		__sun_m7_1insn_patch = .;
153		*(.sun_m7_1insn_patch)
154		__sun_m7_1insn_patch_end = .;
155	}
156	.sun_m7_2insn_patch : {
157		__sun_m7_2insn_patch = .;
158		*(.sun_m7_2insn_patch)
159		__sun_m7_2insn_patch_end = .;
160	}
161	.get_tick_patch : {
162		__get_tick_patch = .;
163		*(.get_tick_patch)
164		__get_tick_patch_end = .;
165	}
166	.pud_huge_patch : {
167		__pud_huge_patch = .;
168		*(.pud_huge_patch)
169		__pud_huge_patch_end = .;
170	}
171	.fast_win_ctrl_1insn_patch : {
172		__fast_win_ctrl_1insn_patch = .;
173		*(.fast_win_ctrl_1insn_patch)
174		__fast_win_ctrl_1insn_patch_end = .;
175	}
176	PERCPU_SECTION(SMP_CACHE_BYTES)
177
178	. = ALIGN(PAGE_SIZE);
179	.exit.text : {
180		EXIT_TEXT
181	}
182
183	.exit.data : {
184		EXIT_DATA
185	}
186
187	. = ALIGN(PAGE_SIZE);
188	__init_end = .;
189	BSS_SECTION(0, 0, 0)
190	_end = . ;
191
192	STABS_DEBUG
193	DWARF_DEBUG
194	ELF_DETAILS
195
196	DISCARDS
197}
198