Files
rtems/bsps/mips/malta/start/linkcmds
Sebastian Huber 5ed0035377 bsps: Sort .noinit* sections
Sort the .noinit* input sections by name first, then by alignment if two
sections have the same name.  This allows the placement of begin/end symbols to
initialize some areas with a special value.

Update #4678.
2022-07-15 10:46:02 +02:00

216 lines
4.3 KiB
Plaintext

/*
* MIPS Malta Linker Script
*/
/*
* Declare some sizes.
*/
RamBase = DEFINED(RamBase) ? RamBase : 0x80000000;
RamSize = DEFINED(RamSize) ? RamSize : 128M;
RamEnd = RamBase + RamSize;
HeapSize = DEFINED(HeapSize) ? HeapSize : 0x0;
ENTRY(_start)
STARTUP(start.o)
SECTIONS
{
. = 0x80010000;
.text :
{
_ftext = . ;
eprol = .;
*(.text*)
*(.gnu.linkonce.t*)
*(.mips16.fn.*)
*(.mips16.call.*)
PROVIDE (__runtime_reloc_start = .);
*(.rel.sdata)
PROVIDE (__runtime_reloc_stop = .);
*(.gcc_except_table*)
*(.eh_frame_hdr)
*(.eh_frame)
}
.init :
{
KEEP(*(.init))
}
.fini :
{
KEEP(*(.fini))
}
.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))
}
.dtors :
{
KEEP (*crtbegin.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
etext = .;
_etext = .;
}
.rtemsroset : {
/* for pre rtems-libbsd FreeBSD code */
__start_set_sysctl_set = .;
*(set_sysctl_*);
__stop_set_sysctl_set = .;
*(set_domain_*);
*(set_pseudo_*);
KEEP (*(SORT(.rtemsroset.*)))
. = ALIGN (16);
_endtext = .;
}
.rdata : {
*(.rdata)
*(.rodata)
*(.rodata.*)
*(.gnu.linkonce.r*)
}
.tdata : {
_TLS_Data_begin = .;
*(.tdata .tdata.* .gnu.linkonce.td.*)
_TLS_Data_end = .;
}
.tbss : {
_TLS_BSS_begin = .;
*(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
_TLS_BSS_end = .;
}
_TLS_Data_size = _TLS_Data_end - _TLS_Data_begin;
_TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin;
_TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin;
_TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin;
_TLS_Size = _TLS_BSS_end - _TLS_Data_begin;
_TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss));
_fdata = ALIGN(16);
.data : {
*(.data)
*(.data.*)
*(.gnu.linkonce.d*)
SORT(CONSTRUCTORS)
}
.rtemsrwset : {
KEEP (*(SORT(.rtemsrwset.*)))
}
. = ALIGN(8);
.jcr : {
KEEP (*(.jcr))
}
_gp = ALIGN(16) + 0x7440;
__global = _gp;
.sdata : {
*(.sdata)
*(.sdata.*)
*(.gnu.linkonce.s*)
}
.lit8 : {
*(.lit8)
}
.lit4 : {
*(.lit4)
}
edata = .;
_edata = .;
_fbss = .;
.sbss : {
*(.sbss*)
*(.scommon)
}
.bss : {
_bss_start = . ;
*(.bss*)
*(COMMON)
. = ALIGN (64);
_clear_end = .;
}
.noinit (NOLOAD) : {
*(SORT_BY_NAME (SORT_BY_ALIGNMENT (.noinit*)))
}
.rtemsstack (NOLOAD) : {
*(SORT(.rtemsstack.*))
WorkAreaBase = .;
}
. = 0x88400000; /* reserve some memory for Work Area */
end = .;
_end = .;
/* 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) }
}