xref: /openbmc/linux/arch/sparc/kernel/vmlinux.lds.S (revision 2b5a0e42)
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		TEXT_TEXT
52		SCHED_TEXT
53		LOCK_TEXT
54		KPROBES_TEXT
55		IRQENTRY_TEXT
56		SOFTIRQENTRY_TEXT
57		*(.gnu.warning)
58	} = 0
59	_etext = .;
60
61	RO_DATA(PAGE_SIZE)
62
63	/* Start of data section */
64	_sdata = .;
65
66	.data1 : {
67		*(.data1)
68	}
69	RW_DATA(SMP_CACHE_BYTES, 0, THREAD_SIZE)
70
71	/* End of data section */
72	_edata = .;
73
74	.fixup : {
75		__start___fixup = .;
76		*(.fixup)
77		__stop___fixup = .;
78	}
79	EXCEPTION_TABLE(16)
80
81	. = ALIGN(PAGE_SIZE);
82	__init_begin = ALIGN(PAGE_SIZE);
83	INIT_TEXT_SECTION(PAGE_SIZE)
84	__init_text_end = .;
85	INIT_DATA_SECTION(16)
86
87	. = ALIGN(4);
88	.tsb_ldquad_phys_patch : {
89		__tsb_ldquad_phys_patch = .;
90		*(.tsb_ldquad_phys_patch)
91		__tsb_ldquad_phys_patch_end = .;
92	}
93
94	.tsb_phys_patch : {
95		__tsb_phys_patch = .;
96		*(.tsb_phys_patch)
97		__tsb_phys_patch_end = .;
98	}
99
100	.cpuid_patch : {
101		__cpuid_patch = .;
102		*(.cpuid_patch)
103		__cpuid_patch_end = .;
104	}
105
106	.sun4v_1insn_patch : {
107		__sun4v_1insn_patch = .;
108		*(.sun4v_1insn_patch)
109		__sun4v_1insn_patch_end = .;
110	}
111	.sun4v_2insn_patch : {
112		__sun4v_2insn_patch = .;
113		*(.sun4v_2insn_patch)
114		__sun4v_2insn_patch_end = .;
115	}
116	.leon_1insn_patch : {
117		__leon_1insn_patch = .;
118		*(.leon_1insn_patch)
119		__leon_1insn_patch_end = .;
120	}
121	.swapper_tsb_phys_patch : {
122		__swapper_tsb_phys_patch = .;
123		*(.swapper_tsb_phys_patch)
124		__swapper_tsb_phys_patch_end = .;
125	}
126	.swapper_4m_tsb_phys_patch : {
127		__swapper_4m_tsb_phys_patch = .;
128		*(.swapper_4m_tsb_phys_patch)
129		__swapper_4m_tsb_phys_patch_end = .;
130	}
131	.popc_3insn_patch : {
132		__popc_3insn_patch = .;
133		*(.popc_3insn_patch)
134		__popc_3insn_patch_end = .;
135	}
136	.popc_6insn_patch : {
137		__popc_6insn_patch = .;
138		*(.popc_6insn_patch)
139		__popc_6insn_patch_end = .;
140	}
141	.pause_3insn_patch : {
142		__pause_3insn_patch = .;
143		*(.pause_3insn_patch)
144		__pause_3insn_patch_end = .;
145	}
146	.sun_m7_1insn_patch : {
147		__sun_m7_1insn_patch = .;
148		*(.sun_m7_1insn_patch)
149		__sun_m7_1insn_patch_end = .;
150	}
151	.sun_m7_2insn_patch : {
152		__sun_m7_2insn_patch = .;
153		*(.sun_m7_2insn_patch)
154		__sun_m7_2insn_patch_end = .;
155	}
156	.get_tick_patch : {
157		__get_tick_patch = .;
158		*(.get_tick_patch)
159		__get_tick_patch_end = .;
160	}
161	.pud_huge_patch : {
162		__pud_huge_patch = .;
163		*(.pud_huge_patch)
164		__pud_huge_patch_end = .;
165	}
166	.fast_win_ctrl_1insn_patch : {
167		__fast_win_ctrl_1insn_patch = .;
168		*(.fast_win_ctrl_1insn_patch)
169		__fast_win_ctrl_1insn_patch_end = .;
170	}
171	PERCPU_SECTION(SMP_CACHE_BYTES)
172
173	. = ALIGN(PAGE_SIZE);
174	.exit.text : {
175		EXIT_TEXT
176	}
177
178	.exit.data : {
179		EXIT_DATA
180	}
181
182	. = ALIGN(PAGE_SIZE);
183	__init_end = .;
184	BSS_SECTION(0, 0, 0)
185	_end = . ;
186
187	STABS_DEBUG
188	DWARF_DEBUG
189	ELF_DETAILS
190
191	DISCARDS
192}
193