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ColdFire: Cleanup for partial linking and --gc-sections 

Introduce the --gc-sections for ColdFire platform and clean up the
corresponding lds file.

Signed-off-by: TsiChung Liew <tsicliew@gmail.com>
Signed-off-by: Jason Jin <Jason.jin@freescale.com>
This commit is contained in:
Jason Jin 2011-08-22 17:24:45 +08:00 committed by jason
parent 45263ec4c0
commit 6c0bf27d74
13 changed files with 146 additions and 673 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/m68k/config.mk
View File

@ -28,3 +28,5 @@ CONFIG_STANDALONE_LOAD_ADDR ?= 0x20000 -L $(clibdir)
PLATFORM_CPPFLAGS += -DCONFIG_M68K -D__M68K__
PLATFORM_LDFLAGS += -n
PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections
LDFLAGS_FINAL += --gc-sections

66
board/freescale/m5208evbe/u-boot.lds
View File

@ -22,61 +22,25 @@
*/
OUTPUT_ARCH(m68k)
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__DYNAMIC = 0; */
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/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf52x2/start.o (.text)
arch/m68k/cpu/mcf52x2/libmcf52x2.o (.text)
arch/m68k/lib/libm68k.o (.text)
common/dlmalloc.o (.text)
arch/m68k/cpu/mcf52x2/start.o (.text*)
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@ -113,7 +73,6 @@ SECTIONS
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@ -130,9 +89,8 @@ SECTIONS
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72
board/freescale/m52277evb/u-boot.spa
View File

@ -22,63 +22,27 @@
*/
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/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf5227x/start.o (.text)
arch/m68k/cpu/mcf5227x/libmcf5227x.o (.text)
arch/m68k/lib/libm68k.o (.text)
lib/libgeneric.o (.text)
common/cmd_mem.o (.text)
common/main.o (.text)
arch/m68k/cpu/mcf5227x/start.o (.text*)
arch/m68k/cpu/mcf5227x/libmcf5227x.o (.text*)
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@ -88,24 +52,20 @@ SECTIONS
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@ -115,7 +75,6 @@ SECTIONS
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@ -129,12 +88,11 @@ SECTIONS
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65
board/freescale/m5253demo/u-boot.lds
View File

@ -22,52 +22,18 @@
*/
OUTPUT_ARCH(m68k)
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__DYNAMIC = 0; */
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/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf52x2/start.o (.text)
arch/m68k/lib/traps.o (.text)
arch/m68k/cpu/mcf52x2/interrupts.o (.text)
common/dlmalloc.o (.text)
lib/zlib.o (.text)
arch/m68k/cpu/mcf52x2/start.o (.text*)
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@ -87,24 +50,20 @@ SECTIONS
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@ -114,7 +73,6 @@ SECTIONS
.u_boot_cmd : { *(.u_boot_cmd) }
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. = .;
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@ -131,9 +89,8 @@ SECTIONS
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_ebss = .;

66
board/freescale/m53017evb/u-boot.lds
View File

@ -22,51 +22,20 @@
*/
OUTPUT_ARCH(m68k)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
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/* WARNING - the following is hand-optimized to fit within */
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arch/m68k/cpu/mcf532x/start.o (.text)
arch/m68k/cpu/mcf532x/libmcf532x.o (.text)
arch/m68k/lib/libm68k.o (.text)
common/dlmalloc.o (.text)
lib/zlib.o (.text)
arch/m68k/cpu/mcf532x/start.o (.text*)
arch/m68k/cpu/mcf532x/libmcf532x.o (.text*)
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@ -113,7 +75,6 @@ SECTIONS
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@ -130,9 +91,8 @@ SECTIONS
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64
board/freescale/m5329evb/u-boot.lds
View File

@ -22,51 +22,18 @@
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64
board/freescale/m5373evb/u-boot.lds
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@ -22,51 +22,18 @@
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@ -113,7 +73,6 @@ SECTIONS
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73
board/freescale/m54451evb/u-boot.spa
View File

@ -22,65 +22,22 @@
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.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf5445x/start.o (.text*)
arch/m68k/cpu/mcf5445x/start.o (.text)
arch/m68k/cpu/mcf5445x/libmcf5445x.o (.text)
arch/m68k/lib/libm68k.o (.text)
common/cmd_flash.o (.text)
common/dlmalloc.o (.text)
common/main.o (.text)
common/image.o (.text)
lib/libgeneric.o (.text)
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common/env_embedded.o (.text)
*(.text)
*(.fixup)
*(.got1)
*(.text*)
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PROVIDE (etext = .);
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}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
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@ -90,24 +47,20 @@ SECTIONS
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__got_start = .;
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KEEP(*(.got))
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_GOT2_TABLE_ = .;
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*(.fixup)
KEEP(*(.fixup))
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__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
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*(.dynamic)
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_edata = .;
PROVIDE (edata = .);
@ -117,7 +70,6 @@ SECTIONS
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
@ -131,12 +83,11 @@ SECTIONS
__init_end = .;
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.bss :
.bss (NOLOAD) :
{
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76
board/freescale/m54451evb/u-boot.stm
View File

@ -22,68 +22,22 @@
*/
OUTPUT_ARCH(m68k)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
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.rel.text : { *(.rel.text) }
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.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf5445x/start.o (.text*)
arch/m68k/cpu/mcf5445x/start.o (.text)
/* arch/m68k/cpu/mcf5445x/cpu_init.o (.text)
arch/m68k/cpu/mcf5445x/cpu.o (.text)
arch/m68k/cpu/mcf5445x/dspi.o (.text)
arch/m68k/cpu/mcf5445x/interrupt.o (.text)
arch/m68k/cpu/mcf5445x/speed.o (.text)
arch/m68k/lib/board.o (.text)
common/serial.o (.text)
common/console.o (.text)
lib/display_options.o (.text)
board/freescale/m54455evb/m54455evb.o (.text)
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.dtors : { *(.dtors) }
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PROVIDE (edata = .);
@ -120,7 +70,6 @@ SECTIONS
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@ -134,12 +83,11 @@ SECTIONS
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70
board/freescale/m54455evb/u-boot.atm
View File

@ -22,62 +22,22 @@
*/
OUTPUT_ARCH(m68k)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
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.rel.text : { *(.rel.text) }
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.init : { *(.init) }
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.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf5445x/start.o (.text*)
arch/m68k/cpu/mcf5445x/start.o (.text)
arch/m68k/lib/traps.o (.text)
arch/m68k/lib/interrupts.o (.text)
common/dlmalloc.o (.text)
lib/zlib.o (.text)
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@ -87,24 +47,20 @@ SECTIONS
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PROVIDE (edata = .);
@ -114,7 +70,6 @@ SECTIONS
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@ -128,12 +83,11 @@ SECTIONS
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67
board/freescale/m54455evb/u-boot.int
View File

@ -22,59 +22,22 @@
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OUTPUT_ARCH(m68k)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
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.init : { *(.init) }
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/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf5445x/start.o (.text*)
arch/m68k/cpu/mcf5445x/start.o (.text)
arch/m68k/lib/traps.o (.text)
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/* Read-write section, merged into data segment: */
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@ -84,24 +47,20 @@ SECTIONS
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@ -111,7 +70,6 @@ SECTIONS
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@ -125,12 +83,11 @@ SECTIONS
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66
board/freescale/m547xevb/u-boot.lds
View File

@ -22,50 +22,15 @@
*/
OUTPUT_ARCH(m68k)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
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/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf547x_8x/start.o (.text*)
arch/m68k/cpu/mcf547x_8x/start.o (.text)
arch/m68k/lib/traps.o (.text)
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@ -85,24 +47,20 @@ SECTIONS
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@ -126,12 +83,11 @@ SECTIONS
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66
board/freescale/m548xevb/u-boot.lds
View File

@ -22,50 +22,15 @@
*/
OUTPUT_ARCH(m68k)
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
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/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
arch/m68k/cpu/mcf547x_8x/start.o (.text*)
arch/m68k/cpu/mcf547x_8x/start.o (.text)
arch/m68k/lib/traps.o (.text)
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@ -112,7 +70,6 @@ SECTIONS
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@ -126,12 +83,11 @@ SECTIONS
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