kernel_liteos_a/tools/build/liteos.ld

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2020-09-08 10:21:39 +08:00
ENTRY(reset_vector)
INCLUDE board.ld
SECTIONS
{
_start = .;
.set_sysinit_set : {
__start_set_sysinit_set = ABSOLUTE(.);
KEEP (*(.set_sysinit_set))
__stop_set_sysinit_set = ABSOLUTE(.);
} > ram
.got ALIGN(0x4) : { *(.got.plt) *(.got) } > ram
.gcc_except_table ALIGN (0x8) : { . = .; } > ram .gcc_except_table : { KEEP(*(.gcc_except_table*)) }
.exception_ranges ALIGN (0x8) : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) } > ram
.ARM.extab ALIGN(0x4) : { *(.ARM.extab* .gnu.linkonce.armextab.*) } > ram
/* .ARM.exidx is sorted, so has to go in its own output section. */
.ARM.exidx ALIGN(0x8) : { __exidx_start = .; *(.ARM.exidx* .gnu.linkonce.armexidx.*) ;__exidx_end = .;} > ram
/* text/read-only data */
.text ALIGN(0x1000) : {
__text_start = .;
*(.text* .sram.text.glue_7* .gnu.linkonce.t.*)
} > ram
.rel.text : { *(.rel.text) *(.rel.text.*) *(.rel.gnu.linkonce.t*) } > ram
.rela.text : { *(.rela.text) *(.rela.text.*) *(.rela.gnu.linkonce.t*) } > ram
.rel.data : { *(.rel.data) *(.rel.data.*) *(.rel.gnu.linkonce.d*) } > ram
.rela.data : { *(.rela.data) *(.rela.data.*) *(.rela.gnu.linkonce.d*) } > ram
.rel.rodata : { *(.rel.rodata) *(.rel.rodata.*) *(.rel.gnu.linkonce.r*) } > ram
.rela.rodata : { *(.rela.rodata) *(.rela.rodata.*) *(.rela.gnu.linkonce.r*) } > ram
.rel.got : { *(.rel.got) } > ram
.rela.got : { *(.rela.got) } > ram
.rel.ctors : { *(.rel.ctors) } > ram
.rela.ctors : { *(.rela.ctors) } > ram
.rel.dtors : { *(.rel.dtors) } > ram
.rela.dtors : { *(.rela.dtors) } > ram
.rel.init : { *(.rel.init) } > ram
.rela.init : { *(.rela.init) } > ram
.rel.fini : { *(.rel.fini) } > ram
.rela.fini : { *(.rela.fini) } > ram
.rel.bss : { *(.rel.bss) } > ram
.rela.bss : { *(.rela.bss) } > ram
.rel.plt : { *(.rel.plt) } > ram
.rela.plt : { *(.rela.plt) } > ram
.rel.dyn : { *(.rel.dyn) } > ram
.dummy_post_text : {
__text_end = .;
} > ram
.rodata ALIGN(0x1000) : {
__rodata_start = .;
*(.rodata .rodata.* .gnu.linkonce.r.*)
__exc_table_start = .;
KEEP(*(__exc_table))
__exc_table_end = .;
} > ram
/*
* extra linker scripts tend to insert sections just after .rodata,
* so we want to make sure this symbol comes after anything inserted above,
* but not aligned to the next section necessarily.
*/
.dummy_post_rodata : {
_hdf_drivers_start = .;
KEEP(*(.hdf.driver))
_hdf_drivers_end = .;
__rodata_end = .;
} > ram
.data ALIGN(0x1000) : {
/* writable data */
__ram_data_start = .;
__vdso_data_start = LOADADDR(.data);
KEEP(*(.data.vdso.datapage))
. = ALIGN(0x1000);
KEEP(*(.data.vdso.text))
. = ALIGN(0x1000);
__vdso_text_end = .;
*(.data .data.* .gnu.linkonce.d.*)
. = ALIGN(0x4);
KEEP(*( SORT (.liteos.table.*)));
} > ram
.ctors : ALIGN(0x4) {
__ctor_list__ = .;
KEEP (*(.ctors .init_array))
__ctor_end__ = .;
} > ram
.dtors : ALIGN(0x4) {
__dtor_list__ = .;
KEEP (*(.dtors .fini_array))
__dtor_end__ = .;
} > ram
/*
* extra linker scripts tend to insert sections just after .data,
* so we want to make sure this symbol comes after anything inserted above,
* but not aligned to the next section necessarily.
*/
.dummy_post_data : {
__ram_data_end = .;
} > ram
.user_init USER_INIT_VM_START : ALIGN(0x1000) {
. = ALIGN(0x4);
__user_init_load_addr = LOADADDR(.user_init);
__user_init_entry = .;
KEEP(libuserinit.O (.user.entry))
KEEP(libuserinit.O (.user.text))
KEEP(libuserinit.O (.user.rodata))
. = ALIGN(0X4);
__user_init_data = .;
KEEP(libuserinit.O (.user.data))
. = ALIGN(0X4);
__user_init_bss = .;
KEEP(libuserinit.O (.user.bss))
. = ALIGN(0x1000);
__user_init_end = .;
} > user_ram AT > ram
__user_init_size = __user_init_end - __user_init_entry;
/* unintialized data (in same segment as writable data) */
.bss : {
. = ALIGN(0x800);
__int_stack_start = .;
*(.int_stack);
. = ALIGN(0x4);
KEEP(*(.bss.prebss.*))
. = ALIGN(0x8);
__bss_start = .;
*(.bss .bss.*)
*(.gnu.linkonce.b.*)
*(COMMON)
. = ALIGN(0x8);
__bss_end = .;
} > ram
. = ALIGN(0x1000);
_end = .;
/* mmu temp page table(sys aviliable mem is start with __bss_end) */
. = ALIGN(0x4000);
__mmu_ttlb_begin = .;
/* Strip unnecessary stuff */
/DISCARD/ 0 : { *(.comment .note) } > ram
}