Commit | Line | Data |
---|---|---|
dbee90b7 | 1 | #include <asm/asm-offsets.h> |
7b1c0d26 | 2 | #include <asm/thread_info.h> |
485172b3 | 3 | |
bef9ae3d RB |
4 | #define PAGE_SIZE _PAGE_SIZE |
5 | ||
485172b3 DD |
6 | /* |
7 | * Put .bss..swapper_pg_dir as the first thing in .bss. This will | |
8 | * ensure that it has .bss alignment (64K). | |
9 | */ | |
10 | #define BSS_FIRST_SECTIONS *(.bss..swapper_pg_dir) | |
11 | ||
1da177e4 LT |
12 | #include <asm-generic/vmlinux.lds.h> |
13 | ||
41c594ab | 14 | #undef mips |
1da177e4 LT |
15 | #define mips mips |
16 | OUTPUT_ARCH(mips) | |
17 | ENTRY(kernel_entry) | |
603bb99c RB |
18 | PHDRS { |
19 | text PT_LOAD FLAGS(7); /* RWX */ | |
3bfb7224 | 20 | #ifndef CONFIG_CAVIUM_OCTEON_SOC |
603bb99c | 21 | note PT_NOTE FLAGS(4); /* R__ */ |
3bfb7224 | 22 | #endif /* CAVIUM_OCTEON_SOC */ |
603bb99c | 23 | } |
51b563fc | 24 | |
d71789b6 ML |
25 | #ifdef CONFIG_32BIT |
26 | #ifdef CONFIG_CPU_LITTLE_ENDIAN | |
70342287 | 27 | jiffies = jiffies_64; |
d71789b6 | 28 | #else |
70342287 | 29 | jiffies = jiffies_64 + 4; |
d71789b6 ML |
30 | #endif |
31 | #else | |
70342287 | 32 | jiffies = jiffies_64; |
d71789b6 | 33 | #endif |
0f5c9064 | 34 | |
1da177e4 LT |
35 | SECTIONS |
36 | { | |
37 | #ifdef CONFIG_BOOT_ELF64 | |
0f5c9064 SR |
38 | /* Read-only sections, merged into text segment: */ |
39 | /* . = 0xc000000000000000; */ | |
1da177e4 | 40 | |
0f5c9064 SR |
41 | /* This is the value for an Origin kernel, taken from an IRIX kernel. */ |
42 | /* . = 0xc00000000001c000; */ | |
1da177e4 | 43 | |
0f5c9064 SR |
44 | /* Set the vaddr for the text segment to a value |
45 | * >= 0xa800 0000 0001 9000 if no symmon is going to configured | |
46 | * >= 0xa800 0000 0030 0000 otherwise | |
47 | */ | |
1da177e4 | 48 | |
0f5c9064 SR |
49 | /* . = 0xa800000000300000; */ |
50 | . = 0xffffffff80300000; | |
1da177e4 | 51 | #endif |
51b563fc | 52 | . = VMLINUX_LOAD_ADDRESS; |
0f5c9064 SR |
53 | /* read-only */ |
54 | _text = .; /* Text and read-only data */ | |
55 | .text : { | |
56 | TEXT_TEXT | |
57 | SCHED_TEXT | |
58 | LOCK_TEXT | |
f70fd1b5 | 59 | KPROBES_TEXT |
8f99a162 | 60 | IRQENTRY_TEXT |
be7635e7 | 61 | SOFTIRQENTRY_TEXT |
6b3766a2 | 62 | *(.text.*) |
0f5c9064 SR |
63 | *(.fixup) |
64 | *(.gnu.warning) | |
603bb99c | 65 | } :text = 0 |
0f5c9064 SR |
66 | _etext = .; /* End of text section */ |
67 | ||
6eb10bc9 | 68 | EXCEPTION_TABLE(16) |
0f5c9064 SR |
69 | |
70 | /* Exception table for data bus errors */ | |
71 | __dbe_table : { | |
72 | __start___dbe_table = .; | |
73 | *(__dbe_table) | |
74 | __stop___dbe_table = .; | |
75 | } | |
603bb99c | 76 | |
3bfb7224 DD |
77 | #ifdef CONFIG_CAVIUM_OCTEON_SOC |
78 | #define NOTES_HEADER | |
79 | #else /* CONFIG_CAVIUM_OCTEON_SOC */ | |
80 | #define NOTES_HEADER :note | |
81 | #endif /* CONFIG_CAVIUM_OCTEON_SOC */ | |
82 | NOTES :text NOTES_HEADER | |
603bb99c RB |
83 | .dummy : { *(.dummy) } :text |
84 | ||
a2d063ac | 85 | _sdata = .; /* Start of data section */ |
0f5c9064 SR |
86 | RODATA |
87 | ||
88 | /* writeable */ | |
89 | .data : { /* Data */ | |
16be2435 | 90 | . = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */ |
0f5c9064 | 91 | |
7b1c0d26 | 92 | INIT_TASK_DATA(THREAD_SIZE) |
6eb10bc9 NE |
93 | NOSAVE_DATA |
94 | CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) | |
f8bec75a | 95 | READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) |
16be2435 FBH |
96 | DATA_DATA |
97 | CONSTRUCTORS | |
0f5c9064 SR |
98 | } |
99 | _gp = . + 0x8000; | |
100 | .lit8 : { | |
101 | *(.lit8) | |
102 | } | |
103 | .lit4 : { | |
104 | *(.lit4) | |
105 | } | |
106 | /* We want the small data sections together, so single-instruction offsets | |
107 | can access them all, and initialized data all before uninitialized, so | |
108 | we can shorten the on-disk segment size. */ | |
109 | .sdata : { | |
110 | *(.sdata) | |
111 | } | |
0f5c9064 SR |
112 | _edata = .; /* End of data section */ |
113 | ||
114 | /* will be freed after init */ | |
a0b54e25 | 115 | . = ALIGN(PAGE_SIZE); /* Init code and data */ |
0f5c9064 | 116 | __init_begin = .; |
6eb10bc9 NE |
117 | INIT_TEXT_SECTION(PAGE_SIZE) |
118 | INIT_DATA_SECTION(16) | |
0f5c9064 | 119 | |
487d70d0 GJ |
120 | . = ALIGN(4); |
121 | .mips.machines.init : AT(ADDR(.mips.machines.init) - LOAD_OFFSET) { | |
122 | __mips_machines_start = .; | |
123 | *(.mips.machines.init) | |
124 | __mips_machines_end = .; | |
125 | } | |
126 | ||
0f5c9064 SR |
127 | /* .exit.text is discarded at runtime, not link time, to deal with |
128 | * references from .rodata | |
129 | */ | |
130 | .exit.text : { | |
01ba2bdc | 131 | EXIT_TEXT |
0f5c9064 SR |
132 | } |
133 | .exit.data : { | |
01ba2bdc | 134 | EXIT_DATA |
0f5c9064 | 135 | } |
1da8f179 | 136 | #ifdef CONFIG_SMP |
0415b00d | 137 | PERCPU_SECTION(1 << CONFIG_MIPS_L1_CACHE_SHIFT) |
1da8f179 | 138 | #endif |
069fd766 MR |
139 | |
140 | #ifdef CONFIG_RELOCATABLE | |
141 | . = ALIGN(4); | |
142 | ||
143 | .data.reloc : { | |
144 | _relocation_start = .; | |
145 | /* | |
146 | * Space for relocation table | |
147 | * This needs to be filled so that the | |
148 | * relocs tool can overwrite the content. | |
149 | * An invalid value is left at the start of the | |
150 | * section to abort relocation if the table | |
151 | * has not been filled in. | |
152 | */ | |
153 | LONG(0xFFFFFFFF); | |
154 | FILL(0); | |
155 | . += CONFIG_RELOCATION_TABLE_SIZE - 4; | |
156 | _relocation_end = .; | |
157 | } | |
158 | #endif | |
159 | ||
1da8f179 JG |
160 | #ifdef CONFIG_MIPS_RAW_APPENDED_DTB |
161 | __appended_dtb = .; | |
162 | /* leave space for appended DTB */ | |
163 | . += 0x100000; | |
87db537d AK |
164 | #elif defined(CONFIG_MIPS_ELF_APPENDED_DTB) |
165 | .appended_dtb : AT(ADDR(.appended_dtb) - LOAD_OFFSET) { | |
166 | *(.appended_dtb) | |
167 | KEEP(*(.appended_dtb)) | |
168 | } | |
1da8f179 | 169 | #endif |
485172b3 DD |
170 | /* |
171 | * Align to 64K in attempt to eliminate holes before the | |
172 | * .bss..swapper_pg_dir section at the start of .bss. This | |
173 | * also satisfies PAGE_SIZE alignment as the largest page size | |
174 | * allowed is 64K. | |
175 | */ | |
176 | . = ALIGN(0x10000); | |
0f5c9064 SR |
177 | __init_end = .; |
178 | /* freed after init ends here */ | |
179 | ||
485172b3 DD |
180 | /* |
181 | * Force .bss to 64K alignment so that .bss..swapper_pg_dir | |
70342287 | 182 | * gets that alignment. .sbss should be empty, so there will be |
485172b3 DD |
183 | * no holes after __init_end. */ |
184 | BSS_SECTION(0, 0x10000, 0) | |
0f5c9064 SR |
185 | |
186 | _end = . ; | |
187 | ||
0f5c9064 SR |
188 | /* These mark the ABI of the kernel for debuggers. */ |
189 | .mdebug.abi32 : { | |
190 | KEEP(*(.mdebug.abi32)) | |
191 | } | |
192 | .mdebug.abi64 : { | |
193 | KEEP(*(.mdebug.abi64)) | |
194 | } | |
195 | ||
196 | /* This is the MIPS specific mdebug section. */ | |
197 | .mdebug : { | |
198 | *(.mdebug) | |
199 | } | |
200 | ||
201 | STABS_DEBUG | |
202 | DWARF_DEBUG | |
203 | ||
204 | /* These must appear regardless of . */ | |
205 | .gptab.sdata : { | |
206 | *(.gptab.data) | |
207 | *(.gptab.sdata) | |
208 | } | |
209 | .gptab.sbss : { | |
210 | *(.gptab.bss) | |
211 | *(.gptab.sbss) | |
212 | } | |
023bf6f1 TH |
213 | |
214 | /* Sections to be discarded */ | |
215 | DISCARDS | |
216 | /DISCARD/ : { | |
217 | /* ABI crap starts here */ | |
61379878 | 218 | *(.MIPS.abiflags) |
023bf6f1 TH |
219 | *(.MIPS.options) |
220 | *(.options) | |
221 | *(.pdr) | |
222 | *(.reginfo) | |
b8199546 | 223 | *(.eh_frame) |
023bf6f1 | 224 | } |
1da177e4 | 225 | } |