191 lines
6.1 KiB
Plaintext
191 lines
6.1 KiB
Plaintext
|
__stack = ORIGIN(dram_seg) + LENGTH(dram_seg);
|
||
|
|
__MIN_STACK_SIZE = 0x1000;
|
||
|
|
|
||
|
|
ENTRY(_start)
|
||
|
|
SECTIONS
|
||
|
|
{
|
||
|
|
. = SEGMENT_START("iram_seg", 0);
|
||
|
|
.vectors :
|
||
|
|
{
|
||
|
|
_vector_table = ABSOLUTE(.);
|
||
|
|
. = 0x0;
|
||
|
|
KEEP(*(.WindowVectors.text));
|
||
|
|
. = 0x180;
|
||
|
|
KEEP(*(.Level2InterruptVector.text));
|
||
|
|
. = 0x1c0;
|
||
|
|
KEEP(*(.Level3InterruptVector.text));
|
||
|
|
. = 0x200;
|
||
|
|
KEEP(*(.Level4InterruptVector.text));
|
||
|
|
. = 0x240;
|
||
|
|
KEEP(*(.Level5InterruptVector.text));
|
||
|
|
. = 0x280;
|
||
|
|
KEEP(*(.DebugExceptionVector.text));
|
||
|
|
. = 0x2c0;
|
||
|
|
KEEP(*(.NMIExceptionVector.text));
|
||
|
|
. = 0x300;
|
||
|
|
KEEP(*(.KernelExceptionVector.text));
|
||
|
|
. = 0x340;
|
||
|
|
KEEP(*(.UserExceptionVector.text));
|
||
|
|
. = 0x3C0;
|
||
|
|
KEEP(*(.DoubleExceptionVector.text));
|
||
|
|
. = 0x400;
|
||
|
|
KEEP(*(.ResetVector.text));
|
||
|
|
*(.*Vector.literal)
|
||
|
|
. = ALIGN (16);
|
||
|
|
} > iram_seg
|
||
|
|
|
||
|
|
text :
|
||
|
|
{
|
||
|
|
KEEP (*(.init.literal))
|
||
|
|
KEEP (*(SORT_NONE(.init)))
|
||
|
|
*(.literal .text .stub .literal.* .text.* .gnu.linkonce.literal.* .gnu.linkonce.t.*.literal .gnu.linkonce.t.*)
|
||
|
|
/* .gnu.warning sections are handled specially by elf32.em. */
|
||
|
|
*(.gnu.warning)
|
||
|
|
KEEP (*(.fini.literal))
|
||
|
|
KEEP (*(SORT_NONE(.fini)))
|
||
|
|
} > iram_seg
|
||
|
|
|
||
|
|
PROVIDE (__etext = .);
|
||
|
|
PROVIDE (_etext = .);
|
||
|
|
PROVIDE (etext = .);
|
||
|
|
|
||
|
|
/* Adjust the address for the data segment. We want to adjust up to
|
||
|
|
the same address within the page on the next page up. */
|
||
|
|
. = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
|
||
|
|
|
||
|
|
.rodata :
|
||
|
|
{
|
||
|
|
*(.rodata .rodata.* .gnu.linkonce.r.*)
|
||
|
|
*(.rodata1)
|
||
|
|
*(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
|
||
|
|
*(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)
|
||
|
|
}
|
||
|
|
|
||
|
|
.preinit_array :
|
||
|
|
{
|
||
|
|
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||
|
|
KEEP (*(.preinit_array))
|
||
|
|
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||
|
|
}
|
||
|
|
.init_array :
|
||
|
|
{
|
||
|
|
PROVIDE_HIDDEN (__init_array_start = .);
|
||
|
|
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
|
||
|
|
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
|
||
|
|
PROVIDE_HIDDEN (__init_array_end = .);
|
||
|
|
}
|
||
|
|
.fini_array :
|
||
|
|
{
|
||
|
|
PROVIDE_HIDDEN (__fini_array_start = .);
|
||
|
|
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
|
||
|
|
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
|
||
|
|
PROVIDE_HIDDEN (__fini_array_end = .);
|
||
|
|
}
|
||
|
|
.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))
|
||
|
|
KEEP (*crtbegin?.o(.ctors))
|
||
|
|
/* We don't want to include the .ctor section 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 *crtend?.o ) .ctors))
|
||
|
|
KEEP (*(SORT(.ctors.*)))
|
||
|
|
KEEP (*(.ctors))
|
||
|
|
}
|
||
|
|
.dtors :
|
||
|
|
{
|
||
|
|
KEEP (*crtbegin.o(.dtors))
|
||
|
|
KEEP (*crtbegin?.o(.dtors))
|
||
|
|
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
|
||
|
|
KEEP (*(SORT(.dtors.*)))
|
||
|
|
KEEP (*(.dtors))
|
||
|
|
}
|
||
|
|
|
||
|
|
_data_start = .;
|
||
|
|
.data :
|
||
|
|
{
|
||
|
|
*(.data .data.* .gnu.linkonce.d.*)
|
||
|
|
SORT(CONSTRUCTORS)
|
||
|
|
*(.data1)
|
||
|
|
}
|
||
|
|
_edata = .; PROVIDE (edata = .);
|
||
|
|
. = .;
|
||
|
|
__bss_start = .;
|
||
|
|
.bss :
|
||
|
|
{
|
||
|
|
*(.dynsbss)
|
||
|
|
*(.sbss .sbss.* .gnu.linkonce.sb.*)
|
||
|
|
*(.scommon)
|
||
|
|
*(.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.
|
||
|
|
FIXME: Why do we need it? When there is no .bss section, we do not
|
||
|
|
pad the .data section. */
|
||
|
|
. = ALIGN(. != 0 ? 32 / 8 : 1);
|
||
|
|
}
|
||
|
|
. = ALIGN(32 / 8);
|
||
|
|
. = ALIGN(32 / 8);
|
||
|
|
_end = .; PROVIDE (end = .);
|
||
|
|
. = DATA_SEGMENT_END (.);
|
||
|
|
|
||
|
|
/* Check if data + heap + stack exceeds RAM limit */
|
||
|
|
ASSERT(. <= __stack - __MIN_STACK_SIZE, "region DRAM overflowed by .data and .bss sections")
|
||
|
|
|
||
|
|
/* 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) }
|
||
|
|
.gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
|
||
|
|
/* 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_line.* .debug_line_end) }
|
||
|
|
.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) }
|
||
|
|
/* DWARF 3 */
|
||
|
|
.debug_pubtypes 0 : { *(.debug_pubtypes) }
|
||
|
|
.debug_ranges 0 : { *(.debug_ranges) }
|
||
|
|
/* DWARF Extension. */
|
||
|
|
.debug_macro 0 : { *(.debug_macro) }
|
||
|
|
.debug_addr 0 : { *(.debug_addr) }
|
||
|
|
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
|
||
|
|
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
|
||
|
|
}
|
||
|
|
|