xref: /openbmc/linux/arch/sparc/kernel/vmlinux.lds.S (revision 715f23b6)
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		CPUIDLE_TEXT
54		LOCK_TEXT
55		KPROBES_TEXT
56		IRQENTRY_TEXT
57		SOFTIRQENTRY_TEXT
58		*(.gnu.warning)
59	} = 0
60	_etext = .;
61
62	RO_DATA(PAGE_SIZE)
63
64	/* Start of data section */
65	_sdata = .;
66
67	.data1 : {
68		*(.data1)
69	}
70	RW_DATA(SMP_CACHE_BYTES, 0, THREAD_SIZE)
71
72	/* End of data section */
73	_edata = .;
74
75	.fixup : {
76		__start___fixup = .;
77		*(.fixup)
78		__stop___fixup = .;
79	}
80	EXCEPTION_TABLE(16)
81
82	. = ALIGN(PAGE_SIZE);
83	__init_begin = ALIGN(PAGE_SIZE);
84	INIT_TEXT_SECTION(PAGE_SIZE)
85	__init_text_end = .;
86	INIT_DATA_SECTION(16)
87
88	. = ALIGN(4);
89	.tsb_ldquad_phys_patch : {
90		__tsb_ldquad_phys_patch = .;
91		*(.tsb_ldquad_phys_patch)
92		__tsb_ldquad_phys_patch_end = .;
93	}
94
95	.tsb_phys_patch : {
96		__tsb_phys_patch = .;
97		*(.tsb_phys_patch)
98		__tsb_phys_patch_end = .;
99	}
100
101	.cpuid_patch : {
102		__cpuid_patch = .;
103		*(.cpuid_patch)
104		__cpuid_patch_end = .;
105	}
106
107	.sun4v_1insn_patch : {
108		__sun4v_1insn_patch = .;
109		*(.sun4v_1insn_patch)
110		__sun4v_1insn_patch_end = .;
111	}
112	.sun4v_2insn_patch : {
113		__sun4v_2insn_patch = .;
114		*(.sun4v_2insn_patch)
115		__sun4v_2insn_patch_end = .;
116	}
117	.leon_1insn_patch : {
118		__leon_1insn_patch = .;
119		*(.leon_1insn_patch)
120		__leon_1insn_patch_end = .;
121	}
122	.swapper_tsb_phys_patch : {
123		__swapper_tsb_phys_patch = .;
124		*(.swapper_tsb_phys_patch)
125		__swapper_tsb_phys_patch_end = .;
126	}
127	.swapper_4m_tsb_phys_patch : {
128		__swapper_4m_tsb_phys_patch = .;
129		*(.swapper_4m_tsb_phys_patch)
130		__swapper_4m_tsb_phys_patch_end = .;
131	}
132	.popc_3insn_patch : {
133		__popc_3insn_patch = .;
134		*(.popc_3insn_patch)
135		__popc_3insn_patch_end = .;
136	}
137	.popc_6insn_patch : {
138		__popc_6insn_patch = .;
139		*(.popc_6insn_patch)
140		__popc_6insn_patch_end = .;
141	}
142	.pause_3insn_patch : {
143		__pause_3insn_patch = .;
144		*(.pause_3insn_patch)
145		__pause_3insn_patch_end = .;
146	}
147	.sun_m7_1insn_patch : {
148		__sun_m7_1insn_patch = .;
149		*(.sun_m7_1insn_patch)
150		__sun_m7_1insn_patch_end = .;
151	}
152	.sun_m7_2insn_patch : {
153		__sun_m7_2insn_patch = .;
154		*(.sun_m7_2insn_patch)
155		__sun_m7_2insn_patch_end = .;
156	}
157	.get_tick_patch : {
158		__get_tick_patch = .;
159		*(.get_tick_patch)
160		__get_tick_patch_end = .;
161	}
162	.pud_huge_patch : {
163		__pud_huge_patch = .;
164		*(.pud_huge_patch)
165		__pud_huge_patch_end = .;
166	}
167	.fast_win_ctrl_1insn_patch : {
168		__fast_win_ctrl_1insn_patch = .;
169		*(.fast_win_ctrl_1insn_patch)
170		__fast_win_ctrl_1insn_patch_end = .;
171	}
172	PERCPU_SECTION(SMP_CACHE_BYTES)
173
174#ifdef CONFIG_JUMP_LABEL
175	. = ALIGN(PAGE_SIZE);
176	.exit.text : {
177		EXIT_TEXT
178	}
179#endif
180
181	. = ALIGN(PAGE_SIZE);
182	__init_end = .;
183	BSS_SECTION(0, 0, 0)
184	_end = . ;
185
186	STABS_DEBUG
187	DWARF_DEBUG
188
189	DISCARDS
190}
191