1: /* ld script to make i386 Linux kernel
    2:  * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>;
    3:  */
    4: OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
    5: OUTPUT_ARCH(powerpc:common)
    6: SEARCH_DIR(/usr/powerpc-linux-gnu/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib)
    7: ENTRY(_start)
    8: SECTIONS
    9: {
   10:   /* Read-only sections, merged into text segment: */
   11:   . = 0x60000000 + SIZEOF_HEADERS;
   12:   .interp     : { *(.interp)    }
   13:   .hash          : { *(.hash)           }
   14:   .dynsym        : { *(.dynsym)         }
   15:   .dynstr        : { *(.dynstr)         }
   16:   .gnu.version   : { *(.gnu.version)    }
   17:   .gnu.version_d   : { *(.gnu.version_d)        }
   18:   .gnu.version_r   : { *(.gnu.version_r)        }
   19:   .rel.init       : { *(.rel.init) }
   20:   .rela.init      : { *(.rela.init) }
   21:   .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
   22:   .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
   23:   .rel.fini       : { *(.rel.fini) }
   24:   .rela.fini      : { *(.rela.fini) }
   25:   .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
   26:   .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
   27:   .rel.data.rel.ro   : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) }
   28:   .rela.data.rel.ro   : { *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) }
   29:   .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
   30:   .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
   31:   .rel.tdata      : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
   32:   .rela.tdata     : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
   33:   .rel.tbss       : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
   34:   .rela.tbss      : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
   35:   .rel.ctors      : { *(.rel.ctors) }
   36:   .rela.ctors     : { *(.rela.ctors) }
   37:   .rel.dtors      : { *(.rel.dtors) }
   38:   .rela.dtors     : { *(.rela.dtors) }
   39:   .rel.got        : { *(.rel.got) }
   40:   .rela.got       : { *(.rela.got) }
   41:   .rela.got1           : { *(.rela.got1) }
   42:   .rela.got2           : { *(.rela.got2) }
   43:   .rel.sdata      : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
   44:   .rela.sdata     : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
   45:   .rel.sbss       : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
   46:   .rela.sbss      : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
   47:   .rel.sdata2     : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
   48:   .rela.sdata2    : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
   49:   .rel.sbss2      : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
   50:   .rela.sbss2     : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
   51:   .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
   52:   .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
   53:   .rel.plt        : { *(.rel.plt) }
   54:   .rela.plt       : { *(.rela.plt) }
   55:   .init           :
   56:   {
   57:     KEEP (*(.init))
   58:   } =0
   59:   .text           :
   60:   {
   61:     *(.text .stub .text.* .gnu.linkonce.t.*)
   62:     KEEP (*(.text.*personality*))
   63:     /* .gnu.warning sections are handled specially by elf32.em.  */
   64:     *(.gnu.warning)
   65:     *(.glink)
   66:   } =0x47ff041f
   67:   .fini           :
   68:   {
   69:     KEEP (*(.fini))
   70:   } =0x47ff041f
   71:   PROVIDE (__etext = .);
   72:   PROVIDE (_etext = .);
   73:   PROVIDE (etext = .);
   74:   .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
   75:   .rodata1        : { *(.rodata1) }
   76:   .sdata2         :
   77:   {
   78:     PROVIDE (_SDA2_BASE_ = 32768);
   79:     *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
   80:   }
   81:   .sbss2          : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
   82:   .eh_frame_hdr : { *(.eh_frame_hdr) }
   83:   .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
   84:   .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
   85:   /* Adjust the address for the data segment.  We want to adjust up to
   86:      the same address within the page on the next page up.  */
   87:   . = ALIGN (0x10000) - ((0x10000 - .) & (0x10000 - 1)); . = DATA_SEGMENT_ALIGN (0x10000, 0x1000);
   88:   /* Exception handling  */
   89:   .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
   90:   .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
   91:   /* Thread Local Storage sections  */
   92:   .tdata          : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
   93:   .tbss           : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
   94:   .preinit_array     :
   95:   {
   96:     PROVIDE_HIDDEN (__preinit_array_start = .);
   97:     KEEP (*(.preinit_array))
   98:     PROVIDE_HIDDEN (__preinit_array_end = .);
   99:   }
  100:   .init_array     :
  101:   {
  102:      PROVIDE_HIDDEN (__init_array_start = .);
  103:      KEEP (*(SORT(.init_array.*)))
  104:      KEEP (*(.init_array))
  105:      PROVIDE_HIDDEN (__init_array_end = .);
  106:   }
  107:   .fini_array     :
  108:   {
  109:     PROVIDE_HIDDEN (__fini_array_start = .);
  110:     KEEP (*(.fini_array))
  111:     KEEP (*(SORT(.fini_array.*)))
  112:     PROVIDE_HIDDEN (__fini_array_end = .);
  113:   }
  114:   .ctors          :
  115:   {
  116:     /* gcc uses crtbegin.o to find the start of
  117:        the constructors, so we make sure it is
  118:        first.  Because this is a wildcard, it
  119:        doesn't matter if the user does not
  120:        actually link against crtbegin.o; the
  121:        linker won't look for a file to match a
  122:        wildcard.  The wildcard also means that it
  123:        doesn't matter which directory crtbegin.o
  124:        is in.  */
  125:     KEEP (*crtbegin*.o(.ctors))
  126:     /* We don't want to include the .ctor section from
  127:        the crtend.o file until after the sorted ctors.
  128:        The .ctor section from the crtend file contains the
  129:        end of ctors marker and it must be last */
  130:     KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
  131:     KEEP (*(SORT(.ctors.*)))
  132:     KEEP (*(.ctors))
  133:   }
  134:   .dtors          :
  135:   {
  136:     KEEP (*crtbegin*.o(.dtors))
  137:     KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
  138:     KEEP (*(SORT(.dtors.*)))
  139:     KEEP (*(.dtors))
  140:   }
  141:   .jcr            : { KEEP (*(.jcr)) }
  142:   .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
  143:   .got1           : { *(.got1) }
  144:   .got2           : { *(.got2) }
  145:   .dynamic        : { *(.dynamic) }
  146:   .got            : SPECIAL { *(.got) }
  147:   . = DATA_SEGMENT_RELRO_END (0, .);
  148:   .plt            : SPECIAL { *(.plt) }
  149:   .data           :
  150:   {
  151:     *(.data .data.* .gnu.linkonce.d.*)
  152:     KEEP (*(.gnu.linkonce.d.*personality*))
  153:     SORT(CONSTRUCTORS)
  154:   }
  155:   .data1          : { *(.data1) }
  156:   .got            : SPECIAL { *(.got) }
  157:   /* We want the small data sections together, so single-instruction offsets
  158:      can access them all, and initialized data all before uninitialized, so
  159:      we can shorten the on-disk segment size.  */
  160:   .sdata          :
  161:   {
  162:     PROVIDE (_SDA_BASE_ = 32768);
  163:     *(.sdata .sdata.* .gnu.linkonce.s.*)
  164:   }
  165:   _edata = .; PROVIDE (edata = .);
  166:   __bss_start = .;
  167:   .sbss           :
  168:   {
  169:     PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .);
  170:     *(.dynsbss)
  171:     *(.sbss .sbss.* .gnu.linkonce.sb.*)
  172:     *(.scommon)
  173:     PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .);
  174:   }
  175:   .plt            : SPECIAL { *(.plt) }
  176:   .bss            :
  177:   {
  178:    *(.dynbss)
  179:    *(.bss .bss.* .gnu.linkonce.b.*)
  180:    *(COMMON)
  181:    /* Align here to ensure that the .bss section occupies space up to
  182:       _end.  Align after .bss to ensure correct alignment even if the
  183:       .bss section disappears because there are no input sections.
  184:       FIXME: Why do we need it? When there is no .bss section, we don't
  185:       pad the .data section.  */
  186:    . = ALIGN(. != 0 ? 32 / 8 : 1);
  187:   }
  188:   . = ALIGN(32 / 8);
  189:   . = ALIGN(32 / 8);
  190:   _end = .; PROVIDE (end = .);
  191:   . = DATA_SEGMENT_END (.);
  192:   /* Stabs debugging sections.  */
  193:   .stab 0 : { *(.stab) }
  194:   .stabstr 0 : { *(.stabstr) }
  195:   .stab.excl 0 : { *(.stab.excl) }
  196:   .stab.exclstr 0 : { *(.stab.exclstr) }
  197:   .stab.index 0 : { *(.stab.index) }
  198:   .stab.indexstr 0 : { *(.stab.indexstr) }
  199:   .comment 0 : { *(.comment) }
  200:   /* DWARF debug sections.
  201:      Symbols in the DWARF debugging sections are relative to the beginning
  202:      of the section so we begin them at 0.  */
  203:   /* DWARF 1 */
  204:   .debug          0 : { *(.debug) }
  205:   .line           0 : { *(.line) }
  206:   /* GNU DWARF 1 extensions */
  207:   .debug_srcinfo  0 : { *(.debug_srcinfo) }
  208:   .debug_sfnames  0 : { *(.debug_sfnames) }
  209:   /* DWARF 1.1 and DWARF 2 */
  210:   .debug_aranges  0 : { *(.debug_aranges) }
  211:   .debug_pubnames 0 : { *(.debug_pubnames) }
  212:   /* DWARF 2 */
  213:   .debug_info     0 : { *(.debug_info) }
  214:   .debug_abbrev   0 : { *(.debug_abbrev) }
  215:   .debug_line     0 : { *(.debug_line) }
  216:   .debug_frame    0 : { *(.debug_frame) }
  217:   .debug_str      0 : { *(.debug_str) }
  218:   .debug_loc      0 : { *(.debug_loc) }
  219:   .debug_macinfo  0 : { *(.debug_macinfo) }
  220:   /* SGI/MIPS DWARF 2 extensions */
  221:   .debug_weaknames 0 : { *(.debug_weaknames) }
  222:   .debug_funcnames 0 : { *(.debug_funcnames) }
  223:   .debug_typenames 0 : { *(.debug_typenames) }
  224:   .debug_varnames  0 : { *(.debug_varnames) }
  225:   /* These must appear regardless of  .  */
  226:   /DISCARD/    : { *(.fixup) }
  227:   /DISCARD/ : { *(.note.GNU-stack) }
  228: }