1 /* SPDX-License-Identifier: GPL-2.0 */ <<
2 #include <asm/asm-offsets.h> <<
3 #include <asm/thread_info.h> <<
4 <<
5 #define PAGE_SIZE _PAGE_SIZE <<
6 <<
7 /* <<
8 * Put .bss..swapper_pg_dir as the first thing <<
9 * ensure that it has .bss alignment (64K). <<
10 */ <<
11 #define BSS_FIRST_SECTIONS *(.bss..swapper_pg_ <<
12 <<
13 /* Cavium Octeon should not have a separate PT <<
14 #ifndef CONFIG_CAVIUM_OCTEON_SOC <<
15 #define EMITS_PT_NOTE <<
16 #endif <<
17 <<
18 #define RUNTIME_DISCARD_EXIT <<
19 <<
20 #include <asm-generic/vmlinux.lds.h> 1 #include <asm-generic/vmlinux.lds.h>
21 2
22 #undef mips !! 3 OUTPUT_ARCH(powerpc)
23 #define mips mips !! 4 jiffies = jiffies_64 + 4;
24 OUTPUT_ARCH(mips) <<
25 ENTRY(kernel_entry) <<
26 PHDRS { <<
27 text PT_LOAD FLAGS(7); /* RWX */ <<
28 #ifndef CONFIG_CAVIUM_OCTEON_SOC <<
29 note PT_NOTE FLAGS(4); /* R__ */ <<
30 #endif /* CAVIUM_OCTEON_SOC */ <<
31 } <<
32 <<
33 #ifdef CONFIG_32BIT <<
34 #ifdef CONFIG_CPU_LITTLE_ENDIAN <<
35 jiffies = jiffies_64; <<
36 #else <<
37 jiffies = jiffies_64 + 4; <<
38 #endif <<
39 #else <<
40 jiffies = jiffies_64; <<
41 #endif <<
42 <<
43 SECTIONS 5 SECTIONS
44 { 6 {
45 #ifdef CONFIG_BOOT_ELF64 !! 7 /* Read-only sections, merged into text segment: */
46 /* Read-only sections, merged into tex !! 8 . = + SIZEOF_HEADERS;
47 /* . = 0xc000000000000000; */ !! 9 .interp : { *(.interp) }
48 !! 10 .hash : { *(.hash) }
49 /* This is the value for an Origin ker !! 11 .dynsym : { *(.dynsym) }
50 /* . = 0xc00000000001c000; */ !! 12 .dynstr : { *(.dynstr) }
51 !! 13 .rel.text : { *(.rel.text) }
52 /* Set the vaddr for the text segment !! 14 .rela.text : { *(.rela.text) }
53 * >= 0xa800 0000 0001 9000 if no sy !! 15 .rel.data : { *(.rel.data) }
54 * >= 0xa800 0000 0030 0000 otherwis !! 16 .rela.data : { *(.rela.data) }
55 */ !! 17 .rel.rodata : { *(.rel.rodata) }
56 !! 18 .rela.rodata : { *(.rela.rodata) }
57 /* . = 0xa800000000300000; */ !! 19 .rel.got : { *(.rel.got) }
58 . = 0xffffffff80300000; !! 20 .rela.got : { *(.rela.got) }
59 #endif !! 21 .rel.ctors : { *(.rel.ctors) }
60 . = LINKER_LOAD_ADDRESS; !! 22 .rela.ctors : { *(.rela.ctors) }
61 /* read-only */ !! 23 .rel.dtors : { *(.rel.dtors) }
62 _text = .; /* Text and read-only !! 24 .rela.dtors : { *(.rela.dtors) }
63 .text : { !! 25 .rel.bss : { *(.rel.bss) }
64 TEXT_TEXT !! 26 .rela.bss : { *(.rela.bss) }
65 SCHED_TEXT !! 27 .rel.plt : { *(.rel.plt) }
66 LOCK_TEXT !! 28 .rela.plt : { *(.rela.plt) }
67 KPROBES_TEXT !! 29 /* .init : { *(.init) } =0*/
68 IRQENTRY_TEXT !! 30 .plt : { *(.plt) }
69 SOFTIRQENTRY_TEXT !! 31 .text :
70 *(.fixup) !! 32 {
71 *(.gnu.warning) !! 33 *(.text)
72 . = ALIGN(16); !! 34 *(.fixup)
73 *(.got) /* Global offset table !! 35 *(.got1)
74 } :text = 0 !! 36 __got2_start = .;
75 _etext = .; /* End of text section !! 37 *(.got2)
76 !! 38 __got2_end = .;
77 EXCEPTION_TABLE(16) !! 39 }
78 !! 40 _etext = .;
79 /* Exception table for data bus errors !! 41 PROVIDE (etext = .);
80 __dbe_table : { !! 42
81 __start___dbe_table = .; !! 43 RODATA
82 KEEP(*(__dbe_table)) !! 44 .fini : { *(.fini) } =0
83 __stop___dbe_table = .; !! 45 .ctors : { *(.ctors) }
84 } !! 46 .dtors : { *(.dtors) }
85 !! 47
86 _sdata = .; /* Sta !! 48 .fixup : { *(.fixup) }
87 RO_DATA(4096) !! 49
88 !! 50 __ex_table : {
89 /* writeable */ !! 51 __start___ex_table = .;
90 .data : { /* Data */ !! 52 *(__ex_table)
91 . = . + DATAOFFSET; !! 53 __stop___ex_table = .;
92 !! 54 }
93 INIT_TASK_DATA(THREAD_SIZE) !! 55
94 NOSAVE_DATA !! 56 __bug_table : {
95 PAGE_ALIGNED_DATA(PAGE_SIZE) !! 57 __start___bug_table = .;
96 CACHELINE_ALIGNED_DATA(1 << CO !! 58 *(__bug_table)
97 READ_MOSTLY_DATA(1 << CONFIG_M !! 59 __stop___bug_table = .;
98 DATA_DATA !! 60 }
99 CONSTRUCTORS !! 61
100 } !! 62 /* Read-write section, merged into data segment: */
101 BUG_TABLE !! 63 . = ALIGN(4096);
102 _gp = . + 0x8000; !! 64 .data :
103 .lit8 : { !! 65 {
104 *(.lit8) !! 66 *(.data)
105 } !! 67 *(.data1)
106 .lit4 : { !! 68 *(.sdata)
107 *(.lit4) !! 69 *(.sdata2)
108 } !! 70 *(.got.plt) *(.got)
109 /* We want the small data sections tog !! 71 *(.dynamic)
110 can access them all, and initialize !! 72 CONSTRUCTORS
111 we can shorten the on-disk segment !! 73 }
112 .sdata : { !! 74
113 *(.sdata) !! 75 . = ALIGN(32);
114 } !! 76 .data.cacheline_aligned : { *(.data.cacheline_aligned) }
115 _edata = .; /* End !! 77
116 !! 78 _edata = .;
117 /* will be freed after init */ !! 79 PROVIDE (edata = .);
118 . = ALIGN(PAGE_SIZE); /* Ini !! 80
119 __init_begin = .; !! 81 . = ALIGN(8192);
120 INIT_TEXT_SECTION(PAGE_SIZE) !! 82 .data.init_task : { *(.data.init_task) }
121 INIT_DATA_SECTION(16) !! 83
122 !! 84 . = ALIGN(4096);
123 . = ALIGN(4); !! 85 __init_begin = .;
124 .mips.machines.init : AT(ADDR(.mips.ma !! 86 .init.text : {
125 __mips_machines_start = .; !! 87 _sinittext = .;
126 KEEP(*(.mips.machines.init)) !! 88 *(.init.text)
127 __mips_machines_end = .; !! 89 _einittext = .;
128 } !! 90 }
129 !! 91 .init.data : {
130 /* .exit.text is discarded at runtime, !! 92 *(.init.data);
131 * references from .rodata !! 93 __vtop_table_begin = .;
132 */ !! 94 *(.vtop_fixup);
133 .exit.text : { !! 95 __vtop_table_end = .;
134 EXIT_TEXT !! 96 __ptov_table_begin = .;
135 } !! 97 *(.ptov_fixup);
136 .exit.data : { !! 98 __ptov_table_end = .;
137 EXIT_DATA !! 99 }
138 } !! 100 . = ALIGN(16);
139 #ifdef CONFIG_SMP !! 101 __setup_start = .;
140 PERCPU_SECTION(1 << CONFIG_MIPS_L1_CAC !! 102 .init.setup : { *(.init.setup) }
141 #endif !! 103 __setup_end = .;
142 !! 104 __start___param = .;
143 .rel.dyn : ALIGN(8) { !! 105 __param : { *(__param) }
144 *(.rel) !! 106 __stop___param = .;
145 *(.rel*) !! 107 __initcall_start = .;
146 } !! 108 .initcall.init : {
147 !! 109 *(.initcall1.init)
148 #ifdef CONFIG_MIPS_ELF_APPENDED_DTB !! 110 *(.initcall2.init)
149 STRUCT_ALIGN(); !! 111 *(.initcall3.init)
150 .appended_dtb : AT(ADDR(.appended_dtb) !! 112 *(.initcall4.init)
151 *(.appended_dtb) !! 113 *(.initcall5.init)
152 KEEP(*(.appended_dtb)) !! 114 *(.initcall6.init)
153 } !! 115 *(.initcall7.init)
154 #endif !! 116 }
155 !! 117 __initcall_end = .;
156 #ifdef CONFIG_RELOCATABLE !! 118
157 . = ALIGN(4); !! 119 __con_initcall_start = .;
158 !! 120 .con_initcall.init : { *(.con_initcall.init) }
159 .data.reloc : { !! 121 __con_initcall_end = .;
160 _relocation_start = .; !! 122
161 /* !! 123 SECURITY_INIT
162 * Space for relocation table !! 124
163 * This needs to be filled so !! 125 __start___ftr_fixup = .;
164 * relocs tool can overwrite t !! 126 __ftr_fixup : { *(__ftr_fixup) }
165 * An invalid value is left at !! 127 __stop___ftr_fixup = .;
166 * section to abort relocation !! 128
167 * has not been filled in. !! 129 . = ALIGN(32);
168 */ !! 130 __per_cpu_start = .;
169 LONG(0xFFFFFFFF); !! 131 .data.percpu : { *(.data.percpu) }
170 FILL(0); !! 132 __per_cpu_end = .;
171 . += CONFIG_RELOCATION_TABLE_S !! 133
172 _relocation_end = .; !! 134 . = ALIGN(4096);
173 } !! 135 __initramfs_start = .;
174 #endif !! 136 .init.ramfs : { *(.init.ramfs) }
175 !! 137 __initramfs_end = .;
176 #ifdef CONFIG_MIPS_RAW_APPENDED_DTB !! 138
177 .fill : { !! 139 . = ALIGN(4096);
178 FILL(0); !! 140 __init_end = .;
179 BYTE(0); !! 141
180 STRUCT_ALIGN(); !! 142 . = ALIGN(4096);
181 } !! 143 __pmac_begin = .;
182 __appended_dtb = .; !! 144 .pmac.text : { *(.pmac.text) }
183 /* leave space for appended DTB */ !! 145 .pmac.data : { *(.pmac.data) }
184 . += 0x100000; !! 146 . = ALIGN(4096);
185 #endif !! 147 __pmac_end = .;
186 /* !! 148
187 * Align to 64K in attempt to eliminat !! 149 . = ALIGN(4096);
188 * .bss..swapper_pg_dir section at the !! 150 __prep_begin = .;
189 * also satisfies PAGE_SIZE alignment !! 151 .prep.text : { *(.prep.text) }
190 * allowed is 64K. !! 152 .prep.data : { *(.prep.data) }
191 */ !! 153 . = ALIGN(4096);
192 . = ALIGN(0x10000); !! 154 __prep_end = .;
193 __init_end = .; !! 155
194 /* freed after init ends here */ !! 156 . = ALIGN(4096);
195 !! 157 __chrp_begin = .;
196 /* !! 158 .chrp.text : { *(.chrp.text) }
197 * Force .bss to 64K alignment so that !! 159 .chrp.data : { *(.chrp.data) }
198 * gets that alignment. .sbss should !! 160 . = ALIGN(4096);
199 * no holes after __init_end. */ !! 161 __chrp_end = .;
200 BSS_SECTION(0, 0x10000, 8) !! 162
201 !! 163 . = ALIGN(4096);
202 _end = . ; !! 164 __openfirmware_begin = .;
203 !! 165 .openfirmware.text : { *(.openfirmware.text) }
204 /* These mark the ABI of the kernel fo !! 166 .openfirmware.data : { *(.openfirmware.data) }
205 .mdebug.abi32 : { !! 167 . = ALIGN(4096);
206 KEEP(*(.mdebug.abi32)) !! 168 __openfirmware_end = .;
207 } !! 169
208 .mdebug.abi64 : { !! 170 __bss_start = .;
209 KEEP(*(.mdebug.abi64)) !! 171 .bss :
210 } !! 172 {
211 !! 173 *(.sbss) *(.scommon)
212 /* This is the MIPS specific mdebug se !! 174 *(.dynbss)
213 .mdebug : { !! 175 *(.bss)
214 *(.mdebug) !! 176 *(COMMON)
215 } !! 177 }
216 !! 178 __bss_stop = .;
217 STABS_DEBUG !! 179
218 DWARF_DEBUG !! 180 _end = . ;
219 ELF_DETAILS !! 181 PROVIDE (end = .);
220 !! 182
221 /* These must appear regardless of . !! 183 /* Sections to be discarded. */
222 .gptab.sdata : { !! 184 /DISCARD/ : {
223 *(.gptab.data) !! 185 *(.exitcall.exit)
224 *(.gptab.sdata) !! 186 }
225 } <<
226 .gptab.sbss : { <<
227 *(.gptab.bss) <<
228 *(.gptab.sbss) <<
229 } <<
230 <<
231 /* Sections to be discarded */ <<
232 DISCARDS <<
233 /DISCARD/ : { <<
234 /* ABI crap starts here */ <<
235 *(.MIPS.abiflags) <<
236 *(.MIPS.options) <<
237 *(.gnu.attributes) <<
238 *(.options) <<
239 *(.pdr) <<
240 *(.reginfo) <<
241 } <<
242 } 187 }
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