Files
kunlun/startup/ldscripts/riscv3/link_rom.lds
2024-09-28 14:24:04 +08:00

165 lines
3.6 KiB
Plaintext

OUTPUT_ARCH( "riscv" )
ENTRY( _start )
MEMORY
{
rom (rxai!w) : ORIGIN = 0x00020000, LENGTH = 16K
dram1 (wxa!ri) : ORIGIN = 0x1006BC00, LENGTH = 4K
dram2 (wxa!ri) : ORIGIN = 0x1006CC00, LENGTH = 12K
sim (wxa!ri) : ORIGIN = 0x1006FC00, LENGTH = 1K
}
SECTIONS
{
__stack_size = DEFINED(__stack_size) ? __stack_size : 16K;
.init :
{
KEEP (*(SORT_NONE(.init)))
} >rom
.text :
{
*(.text .text.*)
*(.gnu.linkonce.t.*)
} >rom
.fini :
{
KEEP (*(SORT_NONE(.fini)))
} >rom
PROVIDE (__etext = .);
PROVIDE (_etext = .);
PROVIDE (etext = .);
.rodata :
{
*(.rdata)
*(.rodata .rodata.*)
*(.gnu.linkonce.r.*)
} >rom
. = ALIGN(4);
.preinit_array :
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
} >rom
.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 = .);
} >rom
.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 = .);
} >rom
.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))
} >rom
.dtors :
{
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
} >rom
.lalign :
{
. = ALIGN(4);
PROVIDE( _data_load_addr = . );
} >rom
.dalign :
{
. = ALIGN(4);
PROVIDE( _data_start = . );
} >dram1 AT>rom
.data :
{
*(.data .data.*)
*(.gnu.linkonce.d.*)
PROVIDE( _gp = . + 0x800 );
*(.srodata.cst16)
*(.srodata.cst8)
*(.srodata.cst4)
*(.srodata.cst2)
*(.srodata .srodata.*)
*(.sdata .sdata.*)
*(.gnu.linkonce.s.*)
} >dram1 AT>rom
. = ALIGN(4);
PROVIDE( _data_end = . );
PROVIDE( edata = . );
PROVIDE( _fbss = . );
PROVIDE( _bss_start = . );
.bss :
{
*(.sbss*)
*(.gnu.linkonce.sb.*)
*(.bss .bss.*)
*(.gnu.linkonce.b.*)
*(COMMON)
. = ALIGN(4);
} >dram1
. = ALIGN(8);
PROVIDE( _bss_end = . );
PROVIDE( _heap_start = . );
.stack ORIGIN(dram2) + LENGTH(dram2) - __stack_size :
{
PROVIDE( _heap_end = . );
. = __stack_size;
PROVIDE( __stack_top = . );
} >dram2
.sim :
{
*(.sim.entry*);
*(.sim*);
} >sim AT>rom
.ilalign1 :
{
. = ALIGN(4);
PROVIDE( _flash_end = . );
} >rom
}