1 /* ld script to make i386 Linux kernel 2 * Written by Martin Mares <mj (at) 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 } 229
