include/asm-generic/vmlinux.lds.h

   1 #ifndef LOAD_OFFSET
   2 #define LOAD_OFFSET 0
   3 #endif
   4
   5 #ifndef VMLINUX_SYMBOL
   6 #define VMLINUX_SYMBOL(_sym_) _sym_
   7 #endif
   8
   9 /* Align . to a 8 byte boundary equals to maximum function alignment. */
  10 #define ALIGN_FUNCTION()  . = ALIGN(8)
  11
  12 /* .data section */
  13 #define DATA_DATA                                                       \
  14         *(.data)                                                        \
  15         *(.data.init.refok)                                             \
  16         . = ALIGN(8);                                                   \
  17         VMLINUX_SYMBOL(__start___markers) = .;                          \
  18         *(__markers)                                                    \
  19         VMLINUX_SYMBOL(__stop___markers) = .;
  20
  21 #define RO_DATA(align)                                                  \
  22         . = ALIGN((align));                                             \
  23         .rodata           : AT(ADDR(.rodata) - LOAD_OFFSET) {           \
  24                 VMLINUX_SYMBOL(__start_rodata) = .;                     \
  25                 *(.rodata) *(.rodata.*)                                 \
  26                 *(__vermagic)           /* Kernel version magic */      \
  27                 *(__markers_strings)    /* Markers: strings */          \
  28         }                                                               \
  29                                                                         \
  30         .rodata1          : AT(ADDR(.rodata1) - LOAD_OFFSET) {          \
  31                 *(.rodata1)                                             \
  32         }                                                               \
  33                                                                         \
  34         /* PCI quirks */                                                \
  35         .pci_fixup        : AT(ADDR(.pci_fixup) - LOAD_OFFSET) {        \
  36                 VMLINUX_SYMBOL(__start_pci_fixups_early) = .;           \
  37                 *(.pci_fixup_early)                                     \
  38                 VMLINUX_SYMBOL(__end_pci_fixups_early) = .;             \
  39                 VMLINUX_SYMBOL(__start_pci_fixups_header) = .;          \
  40                 *(.pci_fixup_header)                                    \
  41                 VMLINUX_SYMBOL(__end_pci_fixups_header) = .;            \
  42                 VMLINUX_SYMBOL(__start_pci_fixups_final) = .;           \
  43                 *(.pci_fixup_final)                                     \
  44                 VMLINUX_SYMBOL(__end_pci_fixups_final) = .;             \
  45                 VMLINUX_SYMBOL(__start_pci_fixups_enable) = .;          \
  46                 *(.pci_fixup_enable)                                    \
  47                 VMLINUX_SYMBOL(__end_pci_fixups_enable) = .;            \
  48                 VMLINUX_SYMBOL(__start_pci_fixups_resume) = .;          \
  49                 *(.pci_fixup_resume)                                    \
  50                 VMLINUX_SYMBOL(__end_pci_fixups_resume) = .;            \
  51         }                                                               \
  52                                                                         \
  53         /* RapidIO route ops */                                         \
  54         .rio_route        : AT(ADDR(.rio_route) - LOAD_OFFSET) {        \
  55                 VMLINUX_SYMBOL(__start_rio_route_ops) = .;              \
  56                 *(.rio_route_ops)                                       \
  57                 VMLINUX_SYMBOL(__end_rio_route_ops) = .;                \
  58         }                                                               \
  59                                                                         \
  60         /* Kernel symbol table: Normal symbols */                       \
  61         __ksymtab         : AT(ADDR(__ksymtab) - LOAD_OFFSET) {         \
  62                 VMLINUX_SYMBOL(__start___ksymtab) = .;                  \
  63                 *(__ksymtab)                                            \
  64                 VMLINUX_SYMBOL(__stop___ksymtab) = .;                   \
  65         }                                                               \
  66                                                                         \
  67         /* Kernel symbol table: GPL-only symbols */                     \
  68         __ksymtab_gpl     : AT(ADDR(__ksymtab_gpl) - LOAD_OFFSET) {     \
  69                 VMLINUX_SYMBOL(__start___ksymtab_gpl) = .;              \
  70                 *(__ksymtab_gpl)                                        \
  71                 VMLINUX_SYMBOL(__stop___ksymtab_gpl) = .;               \
  72         }                                                               \
  73                                                                         \
  74         /* Kernel symbol table: Normal unused symbols */                \
  75         __ksymtab_unused  : AT(ADDR(__ksymtab_unused) - LOAD_OFFSET) {  \
  76                 VMLINUX_SYMBOL(__start___ksymtab_unused) = .;           \
  77                 *(__ksymtab_unused)                                     \
  78                 VMLINUX_SYMBOL(__stop___ksymtab_unused) = .;            \
  79         }                                                               \
  80                                                                         \
  81         /* Kernel symbol table: GPL-only unused symbols */              \
  82         __ksymtab_unused_gpl : AT(ADDR(__ksymtab_unused_gpl) - LOAD_OFFSET) { \
  83                 VMLINUX_SYMBOL(__start___ksymtab_unused_gpl) = .;       \
  84                 *(__ksymtab_unused_gpl)                                 \
  85                 VMLINUX_SYMBOL(__stop___ksymtab_unused_gpl) = .;        \
  86         }                                                               \
  87                                                                         \
  88         /* Kernel symbol table: GPL-future-only symbols */              \
  89         __ksymtab_gpl_future : AT(ADDR(__ksymtab_gpl_future) - LOAD_OFFSET) { \
  90                 VMLINUX_SYMBOL(__start___ksymtab_gpl_future) = .;       \
  91                 *(__ksymtab_gpl_future)                                 \
  92                 VMLINUX_SYMBOL(__stop___ksymtab_gpl_future) = .;        \
  93         }                                                               \
  94                                                                         \
  95         /* Kernel symbol table: Normal symbols */                       \
  96         __kcrctab         : AT(ADDR(__kcrctab) - LOAD_OFFSET) {         \
  97                 VMLINUX_SYMBOL(__start___kcrctab) = .;                  \
  98                 *(__kcrctab)                                            \
  99                 VMLINUX_SYMBOL(__stop___kcrctab) = .;                   \
 100         }                                                               \
 101                                                                         \
 102         /* Kernel symbol table: GPL-only symbols */                     \
 103         __kcrctab_gpl     : AT(ADDR(__kcrctab_gpl) - LOAD_OFFSET) {     \
 104                 VMLINUX_SYMBOL(__start___kcrctab_gpl) = .;              \
 105                 *(__kcrctab_gpl)                                        \
 106                 VMLINUX_SYMBOL(__stop___kcrctab_gpl) = .;               \
 107         }                                                               \
 108                                                                         \
 109         /* Kernel symbol table: Normal unused symbols */                \
 110         __kcrctab_unused  : AT(ADDR(__kcrctab_unused) - LOAD_OFFSET) {  \
 111                 VMLINUX_SYMBOL(__start___kcrctab_unused) = .;           \
 112                 *(__kcrctab_unused)                                     \
 113                 VMLINUX_SYMBOL(__stop___kcrctab_unused) = .;            \
 114         }                                                               \
 115                                                                         \
 116         /* Kernel symbol table: GPL-only unused symbols */              \
 117         __kcrctab_unused_gpl : AT(ADDR(__kcrctab_unused_gpl) - LOAD_OFFSET) { \
 118                 VMLINUX_SYMBOL(__start___kcrctab_unused_gpl) = .;       \
 119                 *(__kcrctab_unused_gpl)                                 \
 120                 VMLINUX_SYMBOL(__stop___kcrctab_unused_gpl) = .;        \
 121         }                                                               \
 122                                                                         \
 123         /* Kernel symbol table: GPL-future-only symbols */              \
 124         __kcrctab_gpl_future : AT(ADDR(__kcrctab_gpl_future) - LOAD_OFFSET) { \
 125                 VMLINUX_SYMBOL(__start___kcrctab_gpl_future) = .;       \
 126                 *(__kcrctab_gpl_future)                                 \
 127                 VMLINUX_SYMBOL(__stop___kcrctab_gpl_future) = .;        \
 128         }                                                               \
 129                                                                         \
 130         /* Kernel symbol table: strings */                              \
 131         __ksymtab_strings : AT(ADDR(__ksymtab_strings) - LOAD_OFFSET) { \
 132                 *(__ksymtab_strings)                                    \
 133         }                                                               \
 134                                                                         \
 135         /* Built-in module parameters. */                               \
 136         __param : AT(ADDR(__param) - LOAD_OFFSET) {                     \
 137                 VMLINUX_SYMBOL(__start___param) = .;                    \
 138                 *(__param)                                              \
 139                 VMLINUX_SYMBOL(__stop___param) = .;                     \
 140                 VMLINUX_SYMBOL(__end_rodata) = .;                       \
 141         }                                                               \
 142                                                                         \
 143         . = ALIGN((align));
 144
 145 /* RODATA provided for backward compatibility.
 146  * All archs are supposed to use RO_DATA() */
 147 #define RODATA RO_DATA(4096)
 148
 149 #define SECURITY_INIT                                                   \
 150         .security_initcall.init : AT(ADDR(.security_initcall.init) - LOAD_OFFSET) { \
 151                 VMLINUX_SYMBOL(__security_initcall_start) = .;          \
 152                 *(.security_initcall.init)                              \
 153                 VMLINUX_SYMBOL(__security_initcall_end) = .;            \
 154         }
 155
 156 /* .text section. Map to function alignment to avoid address changes
 157  * during second ld run in second ld pass when generating System.map */
 158 #define TEXT_TEXT                                                       \
 159                 ALIGN_FUNCTION();                                       \
 160                 *(.text)                                                \
 161                 *(.text.init.refok)                                     \
 162                 *(.exit.text.refok)
 163
 164 /* sched.text is aling to function alignment to secure we have same
 165  * address even at second ld pass when generating System.map */
 166 #define SCHED_TEXT                                                      \
 167                 ALIGN_FUNCTION();                                       \
 168                 VMLINUX_SYMBOL(__sched_text_start) = .;                 \
 169                 *(.sched.text)                                          \
 170                 VMLINUX_SYMBOL(__sched_text_end) = .;
 171
 172 /* spinlock.text is aling to function alignment to secure we have same
 173  * address even at second ld pass when generating System.map */
 174 #define LOCK_TEXT                                                       \
 175                 ALIGN_FUNCTION();                                       \
 176                 VMLINUX_SYMBOL(__lock_text_start) = .;                  \
 177                 *(.spinlock.text)                                       \
 178                 VMLINUX_SYMBOL(__lock_text_end) = .;
 179
 180 #define KPROBES_TEXT                                                    \
 181                 ALIGN_FUNCTION();                                       \
 182                 VMLINUX_SYMBOL(__kprobes_text_start) = .;               \
 183                 *(.kprobes.text)                                        \
 184                 VMLINUX_SYMBOL(__kprobes_text_end) = .;
 185
 186                 /* DWARF debug sections.
 187                 Symbols in the DWARF debugging sections are relative to
 188                 the beginning of the section so we begin them at 0.  */
 189 #define DWARF_DEBUG                                                     \
 190                 /* DWARF 1 */                                           \
 191                 .debug          0 : { *(.debug) }                       \
 192                 .line           0 : { *(.line) }                        \
 193                 /* GNU DWARF 1 extensions */                            \
 194                 .debug_srcinfo  0 : { *(.debug_srcinfo) }               \
 195                 .debug_sfnames  0 : { *(.debug_sfnames) }               \
 196                 /* DWARF 1.1 and DWARF 2 */                             \
 197                 .debug_aranges  0 : { *(.debug_aranges) }               \
 198                 .debug_pubnames 0 : { *(.debug_pubnames) }              \
 199                 /* DWARF 2 */                                           \
 200                 .debug_info     0 : { *(.debug_info                     \
 201                                 .gnu.linkonce.wi.*) }                   \
 202                 .debug_abbrev   0 : { *(.debug_abbrev) }                \
 203                 .debug_line     0 : { *(.debug_line) }                  \
 204                 .debug_frame    0 : { *(.debug_frame) }                 \
 205                 .debug_str      0 : { *(.debug_str) }                   \
 206                 .debug_loc      0 : { *(.debug_loc) }                   \
 207                 .debug_macinfo  0 : { *(.debug_macinfo) }               \
 208                 /* SGI/MIPS DWARF 2 extensions */                       \
 209                 .debug_weaknames 0 : { *(.debug_weaknames) }            \
 210                 .debug_funcnames 0 : { *(.debug_funcnames) }            \
 211                 .debug_typenames 0 : { *(.debug_typenames) }            \
 212                 .debug_varnames  0 : { *(.debug_varnames) }             \
 213
 214                 /* Stabs debugging sections.  */
 215 #define STABS_DEBUG                                                     \
 216                 .stab 0 : { *(.stab) }                                  \
 217                 .stabstr 0 : { *(.stabstr) }                            \
 218                 .stab.excl 0 : { *(.stab.excl) }                        \
 219                 .stab.exclstr 0 : { *(.stab.exclstr) }                  \
 220                 .stab.index 0 : { *(.stab.index) }                      \
 221                 .stab.indexstr 0 : { *(.stab.indexstr) }                \
 222                 .comment 0 : { *(.comment) }
 223
 224 #define BUG_TABLE                                                       \
 225         . = ALIGN(8);                                                   \
 226         __bug_table : AT(ADDR(__bug_table) - LOAD_OFFSET) {             \
 227                 __start___bug_table = .;                                \
 228                 *(__bug_table)                                          \
 229                 __stop___bug_table = .;                                 \
 230         }
 231
 232 #define NOTES                                                           \
 233         .notes : AT(ADDR(.notes) - LOAD_OFFSET) {                       \
 234                 VMLINUX_SYMBOL(__start_notes) = .;                      \
 235                 *(.note.*)                                              \
 236                 VMLINUX_SYMBOL(__stop_notes) = .;                       \
 237         }
 238
 239 #define INITCALLS                                                       \
 240         *(.initcall0.init)                                              \
 241         *(.initcall0s.init)                                             \
 242         *(.initcall1.init)                                              \
 243         *(.initcall1s.init)                                             \
 244         *(.initcall2.init)                                              \
 245         *(.initcall2s.init)                                             \
 246         *(.initcall3.init)                                              \
 247         *(.initcall3s.init)                                             \
 248         *(.initcall4.init)                                              \
 249         *(.initcall4s.init)                                             \
 250         *(.initcall5.init)                                              \
 251         *(.initcall5s.init)                                             \
 252         *(.initcallrootfs.init)                                         \
 253         *(.initcall6.init)                                              \
 254         *(.initcall6s.init)                                             \
 255         *(.initcall7.init)                                              \
 256         *(.initcall7s.init)
 257
 258 #define PERCPU(align)                                                   \
 259         . = ALIGN(align);                                               \
 260         __per_cpu_start = .;                                            \
 261         .data.percpu  : AT(ADDR(.data.percpu) - LOAD_OFFSET) {          \
 262                 *(.data.percpu)                                         \
 263                 *(.data.percpu.shared_aligned)                          \
 264         }                                                               \
 265         __per_cpu_end = .;