aboutsummaryrefslogtreecommitdiffstats
path: root/arch/mips/kernel/vmlinux.lds.S
blob: 087ab997487d9f766f3e4d1e088a63a9a09a62fb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
#include <asm/asm-offsets.h>
#include <asm-generic/vmlinux.lds.h>

#undef mips
#define mips mips
OUTPUT_ARCH(mips)
ENTRY(kernel_entry)
jiffies = JIFFIES;
SECTIONS
{
#ifdef CONFIG_BOOT_ELF64
  /* Read-only sections, merged into text segment: */
  /* . = 0xc000000000000000; */

  /* This is the value for an Origin kernel, taken from an IRIX kernel.  */
  /* . = 0xc00000000001c000; */

  /* Set the vaddr for the text segment to a value
        >= 0xa800 0000 0001 9000 if no symmon is going to configured
        >= 0xa800 0000 0030 0000 otherwise  */

  /* . = 0xa800000000300000; */
  /* . = 0xa800000000300000; */
  . = 0xffffffff80300000;
#endif
  . = LOADADDR;
  /* read-only */
  _text = .;			/* Text and read-only data */
  .text : {
    TEXT_TEXT
    SCHED_TEXT
    LOCK_TEXT
    *(.fixup)
    *(.gnu.warning)
  } =0

  _etext = .;			/* End of text section */

  . = ALIGN(16);		/* Exception table */
  __start___ex_table = .;
  __ex_table : { *(__ex_table) }
  __stop___ex_table = .;

  __start___dbe_table = .;	/* Exception table for data bus errors */
  __dbe_table : { *(__dbe_table) }
  __stop___dbe_table = .;

  NOTES

  RODATA

  /* writeable */
  .data : {			/* Data */
    . = . + DATAOFFSET;		/* for CONFIG_MAPPED_KERNEL */
    /*
     * This ALIGN is needed as a workaround for a bug a gcc bug upto 4.1 which
     * limits the maximum alignment to at most 32kB and results in the following
     * warning:
     *
     *  CC      arch/mips/kernel/init_task.o
     * arch/mips/kernel/init_task.c:30: warning: alignment ofinit_thread_union* is greater than maximum object file alignment.  Using 32768
     */
    . = ALIGN(_PAGE_SIZE);
    *(.data.init_task)

    DATA_DATA

    CONSTRUCTORS
  }
  _gp = . + 0x8000;
  .lit8 : { *(.lit8) }
  .lit4 : { *(.lit4) }
  /* We want the small data sections together, so single-instruction offsets
     can access them all, and initialized data all before uninitialized, so
     we can shorten the on-disk segment size.  */
  .sdata     : { *(.sdata) }

  . = ALIGN(_PAGE_SIZE);
  __nosave_begin = .;
  .data_nosave : { *(.data.nosave) }
  . = ALIGN(_PAGE_SIZE);
  __nosave_end = .;

  . = ALIGN(32);
  .data.cacheline_aligned : { *(.data.cacheline_aligned) }

  _edata =  .;			/* End of data section */

  /* will be freed after init */
  . = ALIGN(_PAGE_SIZE);		/* Init code and data */
  __init_begin = .;
  .init.text : {
	_sinittext = .;
	*(.init.text)
	_einittext = .;
  }
  .init.data : { *(.init.data) }
  . = ALIGN(16);
  __setup_start = .;
  .init.setup : { *(.init.setup) }
  __setup_end = .;

  __initcall_start = .;
  .initcall.init : {
	INITCALLS
  }
  __initcall_end = .;

  __con_initcall_start = .;
  .con_initcall.init : { *(.con_initcall.init) }
  __con_initcall_end = .;
  SECURITY_INIT
    /* .exit.text is discarded at runtime, not link time, to deal with
     references from .rodata */
  .exit.text : { *(.exit.text) }
  .exit.data : { *(.exit.data) }
#if defined(CONFIG_BLK_DEV_INITRD)
  . = ALIGN(_PAGE_SIZE);
  __initramfs_start = .;
  .init.ramfs : { *(.init.ramfs) }
  __initramfs_end = .;
#endif
  PERCPU(_PAGE_SIZE)
  . = ALIGN(_PAGE_SIZE);
  __init_end = .;
  /* freed after init ends here */

  __bss_start = .;		/* BSS */
  .sbss      : {
    *(.sbss)
    *(.scommon)
  }
  .bss : {
    *(.bss)
    *(COMMON)
  }
  __bss_stop = .;

  _end = . ;

  /* Sections to be discarded */
  /DISCARD/ : {
        *(.exitcall.exit)

	/* ABI crap starts here */
	*(.MIPS.options)
	*(.options)
	*(.pdr)
	*(.reginfo)
  }

  /* These mark the ABI of the kernel for debuggers.  */
  .mdebug.abi32 : { KEEP(*(.mdebug.abi32)) }
  .mdebug.abi64 : { KEEP(*(.mdebug.abi64)) }

  /* This is the MIPS specific mdebug section.  */
  .mdebug : { *(.mdebug) }

  STABS_DEBUG

  DWARF_DEBUG

  /* These must appear regardless of  .  */
  .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
  .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
  .note : { *(.note) }
}

Privacy Policy