xref: /openbmc/linux/arch/sparc/kernel/vmlinux.lds.S (revision be709d48)
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_SECTION(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	NOTES
82
83	. = ALIGN(PAGE_SIZE);
84	__init_begin = ALIGN(PAGE_SIZE);
85	INIT_TEXT_SECTION(PAGE_SIZE)
86	__init_text_end = .;
87	INIT_DATA_SECTION(16)
88
89	. = ALIGN(4);
90	.tsb_ldquad_phys_patch : {
91		__tsb_ldquad_phys_patch = .;
92		*(.tsb_ldquad_phys_patch)
93		__tsb_ldquad_phys_patch_end = .;
94	}
95
96	.tsb_phys_patch : {
97		__tsb_phys_patch = .;
98		*(.tsb_phys_patch)
99		__tsb_phys_patch_end = .;
100	}
101
102	.cpuid_patch : {
103		__cpuid_patch = .;
104		*(.cpuid_patch)
105		__cpuid_patch_end = .;
106	}
107
108	.sun4v_1insn_patch : {
109		__sun4v_1insn_patch = .;
110		*(.sun4v_1insn_patch)
111		__sun4v_1insn_patch_end = .;
112	}
113	.sun4v_2insn_patch : {
114		__sun4v_2insn_patch = .;
115		*(.sun4v_2insn_patch)
116		__sun4v_2insn_patch_end = .;
117	}
118	.leon_1insn_patch : {
119		__leon_1insn_patch = .;
120		*(.leon_1insn_patch)
121		__leon_1insn_patch_end = .;
122	}
123	.swapper_tsb_phys_patch : {
124		__swapper_tsb_phys_patch = .;
125		*(.swapper_tsb_phys_patch)
126		__swapper_tsb_phys_patch_end = .;
127	}
128	.swapper_4m_tsb_phys_patch : {
129		__swapper_4m_tsb_phys_patch = .;
130		*(.swapper_4m_tsb_phys_patch)
131		__swapper_4m_tsb_phys_patch_end = .;
132	}
133	.popc_3insn_patch : {
134		__popc_3insn_patch = .;
135		*(.popc_3insn_patch)
136		__popc_3insn_patch_end = .;
137	}
138	.popc_6insn_patch : {
139		__popc_6insn_patch = .;
140		*(.popc_6insn_patch)
141		__popc_6insn_patch_end = .;
142	}
143	.pause_3insn_patch : {
144		__pause_3insn_patch = .;
145		*(.pause_3insn_patch)
146		__pause_3insn_patch_end = .;
147	}
148	.sun_m7_1insn_patch : {
149		__sun_m7_1insn_patch = .;
150		*(.sun_m7_1insn_patch)
151		__sun_m7_1insn_patch_end = .;
152	}
153	.sun_m7_2insn_patch : {
154		__sun_m7_2insn_patch = .;
155		*(.sun_m7_2insn_patch)
156		__sun_m7_2insn_patch_end = .;
157	}
158	.get_tick_patch : {
159		__get_tick_patch = .;
160		*(.get_tick_patch)
161		__get_tick_patch_end = .;
162	}
163	.pud_huge_patch : {
164		__pud_huge_patch = .;
165		*(.pud_huge_patch)
166		__pud_huge_patch_end = .;
167	}
168	.fast_win_ctrl_1insn_patch : {
169		__fast_win_ctrl_1insn_patch = .;
170		*(.fast_win_ctrl_1insn_patch)
171		__fast_win_ctrl_1insn_patch_end = .;
172	}
173	PERCPU_SECTION(SMP_CACHE_BYTES)
174
175#ifdef CONFIG_JUMP_LABEL
176	. = ALIGN(PAGE_SIZE);
177	.exit.text : {
178		EXIT_TEXT
179	}
180#endif
181
182	. = ALIGN(PAGE_SIZE);
183	__init_end = .;
184	BSS_SECTION(0, 0, 0)
185	_end = . ;
186
187	STABS_DEBUG
188	DWARF_DEBUG
189
190	DISCARDS
191}
192