Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/*

 * This is the infamous ld script for the 64 bits vdso

 * library

 */

#include 

OUTPUT_FORMAT("elf64-powerpc", "elf64-powerpc", "elf64-powerpc")

OUTPUT_ARCH(powerpc:common64)

ENTRY(_start)

SECTIONS

{

        . = VDSO64_LBASE + SIZEOF_HEADERS;

        .hash           : { *(.hash) }                  :text

        .gnu.hash       : { *(.gnu.hash) }

        .dynsym         : { *(.dynsym) }

        .dynstr         : { *(.dynstr) }

        .gnu.version    : { *(.gnu.version) }

        .gnu.version_d  : { *(.gnu.version_d) }

        .gnu.version_r  : { *(.gnu.version_r) }

        .note           : { *(.note.*) }                :text   :note

        . = ALIGN(16);

        .text           : {

                *(.text .stub .text.* .gnu.linkonce.t.*)

                *(.sfpr .glink)

        }                                               :text

        PROVIDE(__etext = .);

        PROVIDE(_etext = .);

        PROVIDE(etext = .);

        . = ALIGN(8);

        __ftr_fixup     : { *(__ftr_fixup) }

        . = ALIGN(8);

        __fw_ftr_fixup  : { *(__fw_ftr_fixup) }

        /*

         * Other stuff is appended to the text segment:

         */

        .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }

        .rodata1        : { *(.rodata1) }

        .eh_frame_hdr   : { *(.eh_frame_hdr) }          :text   :eh_frame_hdr

        .eh_frame       : { KEEP (*(.eh_frame)) }       :text

        .gcc_except_table : { *(.gcc_except_table) }

        .opd ALIGN(8)   : { KEEP (*(.opd)) }

        .got ALIGN(8)   : { *(.got .toc) }

        .rela.dyn ALIGN(8) : { *(.rela.dyn) }

        .dynamic        : { *(.dynamic) }               :text   :dynamic

        _end = .;

        PROVIDE(end = .);

        /*

         * Stabs debugging sections are here too.

         */

        .stab          0 : { *(.stab) }

        .stabstr       0 : { *(.stabstr) }

        .stab.excl     0 : { *(.stab.excl) }

        .stab.exclstr  0 : { *(.stab.exclstr) }

        .stab.index    0 : { *(.stab.index) }

        .stab.indexstr 0 : { *(.stab.indexstr) }

        .comment       0 : { *(.comment) }

        /*

         * DWARF debug sections.

         * Symbols in the DWARF debugging sections are relative to the beginning

         * of the section so we begin them at 0.

         */

        /* DWARF 1 */

        .debug          0 : { *(.debug) }

        .line           0 : { *(.line) }

        /* GNU DWARF 1 extensions */

        .debug_srcinfo  0 : { *(.debug_srcinfo) }

        .debug_sfnames  0 : { *(.debug_sfnames) }

        /* DWARF 1.1 and DWARF 2 */

        .debug_aranges  0 : { *(.debug_aranges) }

        .debug_pubnames 0 : { *(.debug_pubnames) }

        /* DWARF 2 */

        .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }

        .debug_abbrev   0 : { *(.debug_abbrev) }

        .debug_line     0 : { *(.debug_line) }

        .debug_frame    0 : { *(.debug_frame) }

        .debug_str      0 : { *(.debug_str) }

        .debug_loc      0 : { *(.debug_loc) }

        .debug_macinfo  0 : { *(.debug_macinfo) }

        /* SGI/MIPS DWARF 2 extensions */

        .debug_weaknames 0 : { *(.debug_weaknames) }

        .debug_funcnames 0 : { *(.debug_funcnames) }

        .debug_typenames 0 : { *(.debug_typenames) }

        .debug_varnames  0 : { *(.debug_varnames) }

        /DISCARD/       : {

                *(.note.GNU-stack)

                *(.branch_lt)

                *(.data .data.* .gnu.linkonce.d.* .sdata*)

                *(.bss .sbss .dynbss .dynsbss)

        }

}

/*

 * Very old versions of ld do not recognize this name token; use the constant.

 */

#define PT_GNU_EH_FRAME 0x6474e550

/*

 * We must supply the ELF program headers explicitly to get just one

 * PT_LOAD segment, and set the flags explicitly to make segments read-only.

 */

PHDRS

{

        text            PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */

        dynamic         PT_DYNAMIC FLAGS(4);            /* PF_R */

        note            PT_NOTE FLAGS(4);               /* PF_R */

        eh_frame_hdr    PT_GNU_EH_FRAME;

}

/*

 * This controls what symbols we export from the DSO.

 */

VERSION

{

        VDSO_VERSION_STRING {

        global:

                /*

                 * Has to be there for the kernel to find

                 */

                __kernel_datapage_offset;

                __kernel_get_syscall_map;

                __kernel_gettimeofday;

                __kernel_clock_gettime;

                __kernel_clock_getres;

                __kernel_get_tbfreq;

                __kernel_sync_dicache;

                __kernel_sync_dicache_p5;

                __kernel_sigtramp_rt64;

        local: *;

        };

}