linker.lds

/*
 * Linkscript for Wii
 */

OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc");
OUTPUT_ARCH(powerpc:common);
EXTERN(start);
ENTRY(start);

PHDRS
{
  stub PT_LOAD FLAGS(5);
  text PT_LOAD FLAGS(5);
  data PT_LOAD FLAGS(6);
  bss1 PT_LOAD;
  bss2 PT_LOAD;

}

SECTIONS
{
    /* stub is loaded at physical address 0x00003400 (though both 0x80003400 and 0x00003400 are equivalent for IOS) */
    /* This can also be used to load an arbitrary standalone stub at an arbitrary address in memory, for any purpose */
    /* Use -Wl,--section-start,.stub=0xADDRESS to change */
    . = 0x00003400;

    .stub :
    {
        KEEP(*(.stub))
    } :stub = 0

    /* default base address */
    /* use -Wl,--section-start,.init=0xADDRESS to change */
    . = 0x80500000;

    /* Program */
    .init          :
    {
        KEEP (*crt0.o(*.init))
        KEEP (*(.init))
    } :text = 0
    .plt      : { *(.plt)   }
    .interp         : { *(.interp)  }
    .hash           : { *(.hash) }
    .dynsym         : { *(.dynsym) }
    .dynstr         : { *(.dynstr) }
    .gnu.version    : { *(.gnu.version) }
    .gnu.version_d  : { *(.gnu.version_d) }
    .gnu.version_r  : { *(.gnu.version_r) }
    .rel.init       : { *(.rel.init) }
    .rela.init      : { *(.rela.init) }
    .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
    .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
    .rel.fini       : { *(.rel.fini) }
    .rela.fini      : { *(.rela.fini) }
    .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
    .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
    .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
    .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
    .rel.tdata      : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
    .rela.tdata     : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
    .rel.tbss       : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
    .rela.tbss      : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
    .rel.ctors      : { *(.rel.ctors) }
    .rela.ctors     : { *(.rela.ctors) }
    .rel.dtors      : { *(.rel.dtors) }
    .rela.dtors     : { *(.rela.dtors) }
    .rel.got        : { *(.rel.got) }
    .rela.got       : { *(.rela.got) }
    .rela.got1      : { *(.rela.got1) }
    .rela.got2      : { *(.rela.got2) }
    .rel.sdata      : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
    .rela.sdata     : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
    .rel.sbss       : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
    .rela.sbss      : { *(.rela.sbss .rela.sbss.* .rel.gnu.linkonce.sb.*) }
    .rel.sdata2     : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
    .rela.sdata2    : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
    .rel.sbss2      : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
    .rela.sbss2     : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
    .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
    .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
    .rel.plt        : { *(.rel.plt) }
    .rela.plt       : { *(.rela.plt) }

    .text      :
    {
        *(.text)
        *(.text.*)
        /* .gnu.warning sections are handled specially by elf32.em.  */
        *(.gnu.warning)
        *(.gnu.linkonce.t.*)
        . = ALIGN(32);   /* REQUIRED. LD is flaky without it. */
    } = 0

    .fini      :
    {
        KEEP (*(.fini))
        . = ALIGN(32);   /* REQUIRED. LD is flaky without it. */
    } = 0
    
    PROVIDE (__etext = .);
    PROVIDE (_etext = .);
    PROVIDE (etext = .);

    .rodata   : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } :data
    .rodata1   : { *(.rodata1) }
    .sdata2   : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
    .sbss2   : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
  /* Adjust the address for the data segment.  We want to adjust up to
     the same address within the page on the next page up.  */
  /* Ensure the __preinit_array_start label is properly aligned.  We
     could instead move the label definition inside the section, but
     the linker would then create the section even if it turns out to
     be empty, which isn't pretty.  */
    . = ALIGN(32 / 8);
    PROVIDE (__preinit_array_start = .);
    .preinit_array     : { *(.preinit_array) }
    PROVIDE (__preinit_array_end = .);
    PROVIDE (__init_array_start = .);
    .init_array     : { *(.init_array) }
    PROVIDE (__init_array_end = .);
    PROVIDE (__fini_array_start = .);
    .fini_array     : { *(.fini_array) }
    PROVIDE (__fini_array_end = .);
    .data    :
    {
        *(.data)
        *(.data.*)
        *(.gnu.linkonce.d.*)
        SORT(CONSTRUCTORS)
        . = ALIGN(32);   /* REQUIRED. LD is flaky without it. */
    }

    .data1   : { *(.data1) }
    .tdata    : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
    .tbss         : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
    .eh_frame : { KEEP (*(.eh_frame)) }
    .gcc_except_table : { *(.gcc_except_table) }
    .fixup          : { *(.fixup) }
    .got1           : { *(.got1) }
    .got2           : { *(.got2) }
    .dynamic       : { *(.dynamic) }

    .ctors   :
    {
    /*  gcc uses crtbegin.o to find the start of
        the constructors, so we make sure it is
        first.  Because this is a wildcard, it
        doesn't matter if the user does not
        actually link against crtbegin.o; the
        linker won't look for a file to match a
        wildcard.  The wildcard also means that it
        doesn't matter which directory crtbegin.o
        is in.  */

        KEEP (*crtbegin.o(.ctors))

    /*  We don't want to include the .ctor section from
        from the crtend.o file until after the sorted ctors.
        The .ctor section from the crtend file contains the
        end of ctors marker and it must be last */

        KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors))
        KEEP (*(SORT(.ctors.*)))
        KEEP (*(.ctors))
        . = ALIGN(32);   /* REQUIRED. LD is flaky without it. */
    }

    .dtors         :
    {
        KEEP (*crtbegin.o(.dtors))
        KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
        KEEP (*(SORT(.dtors.*)))
        KEEP (*(.dtors))
        . = ALIGN(32);   /* REQUIRED. LD is flaky without it. */
    }

    .jcr            : { KEEP (*(.jcr)) }
    .got          : { *(.got.plt) *(.got) }


    /*  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)
        *(.sdata.*)
        *(.gnu.linkonce.s.*)
        . = ALIGN(32);   /* REQUIRED. LD is flaky without it. */
    }

    _edata = .;
    PROVIDE (edata = .);
    
    .sbss      :
    {
        __sbss_start = .;
        PROVIDE (__sbss_start = .);
        PROVIDE (___sbss_start = .);
        *(.dynsbss)
        *(.sbss)
        *(.sbss.*)
        *(.gnu.linkonce.sb.*)
        *(.scommon)
        PROVIDE (__sbss_end = .);
        PROVIDE (___sbss_end = .);
        . = ALIGN(32);   /* REQUIRED. LD is flaky without it. */
        __sbss_end = .;
    } :bss1

    .bss       :
    {
        __bss_start = .;
        PROVIDE (__bss_start = .);
        *(.dynbss)
        *(.bss)
        *(.bss.*)
        *(.gnu.linkonce.b.*)
        *(COMMON)
    /*  Align here to ensure that the .bss section occupies space up to
        _end.  Align after .bss to ensure correct alignment even if the
        .bss section disappears because there are no input sections.  */

        . = ALIGN(32);

        PROVIDE (__bss_end = .);
        __bss_end = .;
    } :bss2

    _end = .;
    PROVIDE(end = .);
    /* Stabs debugging sections.  */
    .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) }
    .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) }
    /* These must appear regardless of  .  */
}

__isIPL = 0;
__stack_addr = (__bss_start + SIZEOF(.bss) + 0x20000 + 7) & (-8);
__stack_end = (__bss_start + SIZEOF(.bss));
__intrstack_addr = (__stack_addr + 0x4000);
__intrstack_end = (__stack_addr);
__Arena1Lo = (__intrstack_addr + 31) & (-32);
__Arena1Hi = (0x817FEFF0);
__Arena2Lo = (0x90002000);
__Arena2Hi = (0x933E0000);

__gxregs = (__Arena1Hi + 31) & (-32);
__ipcbufferLo = (0x933e0000);
__ipcbufferHi = (0x93400000);

/* for backward compatibility with old crt0 */
PROVIDE (__stack = (0x817FEFF0));

PROVIDE(__isIPL = __isIPL);
PROVIDE(__stack_addr = __stack_addr);
PROVIDE(__stack_end = __stack_end);
PROVIDE(__intrstack_addr = __intrstack_addr);
PROVIDE(__intrstack_end = __intrstack_end);
PROVIDE(__Arena1Lo = __Arena1Lo);
PROVIDE(__Arena1Hi = __Arena1Hi);
PROVIDE(__Arena2Lo = __Arena2Lo);
PROVIDE(__Arena2Hi = __Arena2Hi);
PROVIDE(__ipcbufferLo = __ipcbufferLo);
PROVIDE(__ipcbufferHi = __ipcbufferHi);
PROVIDE(__gxregs = __gxregs);