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authorWolfgang Denk <wd@denx.de>2010-11-21 20:55:42 +0100
committerWolfgang Denk <wd@denx.de>2010-11-27 23:35:09 +0100
commitee8028b7f108bd049eb389f01b590be0b75adaf6 (patch)
tree6435e52a6bdc2f6f39d405e83584351793df1d3b /board/amcc/sequoia
parentc08e5cf7c7cef0db7e85cd8aa14d279221ed2480 (diff)
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ppc4xx: Cleanup for partial linking and --gc-sections
This commit adapts 4xx boards for partial linking with --gc-sections. Signed-off-by: Stefan Roese <sr@denx.de> Signed-off-by: Wolfgang Denk <wd@denx.de> Cc: Stefan Roese <sr@denx.de> Cc: Tirumala Marri <tmarri@apm.com> Cc: David Updegraff <dave@cray.com> Cc: Matthias Fuchs <matthias.fuchs@esd-electronics.com> Cc: Dirk Eibach <eibach@gdsys.de> Cc: Larry Johnson <lrj@acm.org> Cc: Peter De Schrijver <p2@mind.be> Cc: Niklaus Giger <niklaus.giger@netstal.com> Cc: Daniel Poirot <dan.poirot@windriver.com> Acked-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'board/amcc/sequoia')
-rw-r--r--board/amcc/sequoia/Makefile6
-rw-r--r--board/amcc/sequoia/u-boot-nand.lds48
-rw-r--r--board/amcc/sequoia/u-boot-ram.lds50
3 files changed, 23 insertions, 81 deletions
diff --git a/board/amcc/sequoia/Makefile b/board/amcc/sequoia/Makefile
index 5085138..efe2065 100644
--- a/board/amcc/sequoia/Makefile
+++ b/board/amcc/sequoia/Makefile
@@ -34,8 +34,10 @@ SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
-$(LIB): $(OBJS) $(SOBJS)
- $(call cmd_link_o_target, $(OBJS) $(SOBJS))
+all: $(LIB) $(SOBJS)
+
+$(LIB): $(OBJS)
+ $(call cmd_link_o_target, $^)
clean:
rm -f $(SOBJS) $(OBJS)
diff --git a/board/amcc/sequoia/u-boot-nand.lds b/board/amcc/sequoia/u-boot-nand.lds
index cf4229a..f3855c4 100644
--- a/board/amcc/sequoia/u-boot-nand.lds
+++ b/board/amcc/sequoia/u-boot-nand.lds
@@ -26,34 +26,13 @@ SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
- .interp : { *(.interp) }
- .hash : { *(.hash) }
- .dynsym : { *(.dynsym) }
- .dynstr : { *(.dynstr) }
- .rel.text : { *(.rel.text) }
- .rela.text : { *(.rela.text) }
- .rel.data : { *(.rel.data) }
- .rela.data : { *(.rela.data) }
- .rel.rodata : { *(.rel.rodata) }
- .rela.rodata : { *(.rela.rodata) }
- .rel.got : { *(.rel.got) }
- .rela.got : { *(.rela.got) }
- .rel.ctors : { *(.rel.ctors) }
- .rela.ctors : { *(.rela.ctors) }
- .rel.dtors : { *(.rel.dtors) }
- .rela.dtors : { *(.rela.dtors) }
- .rel.bss : { *(.rel.bss) }
- .rela.bss : { *(.rela.bss) }
- .rel.plt : { *(.rel.plt) }
- .rela.plt : { *(.rela.plt) }
- .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/powerpc/cpu/ppc4xx/start.o (.text)
+ board/amcc/sequoia/init.o (.text*)
/* Align to next NAND block */
. = ALIGN(0x4000);
@@ -61,8 +40,7 @@ SECTIONS
/* Keep some space here for redundant env and potential bad env blocks */
. = ALIGN(0x10000);
- *(.text)
- *(.got1)
+ *(.text*)
}
_etext = .;
PROVIDE (etext = .);
@@ -70,9 +48,6 @@ SECTIONS
{
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
}
- .fini : { *(.fini) } =0
- .ctors : { *(.ctors) }
- .dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
@@ -80,23 +55,19 @@ SECTIONS
PROVIDE (erotext = .);
.reloc :
{
- *(.got)
+ KEEP(*(.got))
_GOT2_TABLE_ = .;
- *(.got2)
+ KEEP(*(.got2))
_FIXUP_TABLE_ = .;
- *(.fixup)
+ KEEP(*(.fixup))
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
- *(.data)
- *(.data1)
- *(.sdata)
- *(.sdata2)
- *(.dynamic)
- CONSTRUCTORS
+ *(.data*)
+ *(.sdata*)
}
_edata = .;
PROVIDE (edata = .);
@@ -122,9 +93,8 @@ SECTIONS
__bss_start = .;
.bss (NOLOAD) :
{
- *(.sbss) *(.scommon)
- *(.dynbss)
- *(.bss)
+ *(.bss*)
+ *(.sbss*)
*(COMMON)
. = ALIGN(4);
}
diff --git a/board/amcc/sequoia/u-boot-ram.lds b/board/amcc/sequoia/u-boot-ram.lds
index 63e87c9..ba76a77 100644
--- a/board/amcc/sequoia/u-boot-ram.lds
+++ b/board/amcc/sequoia/u-boot-ram.lds
@@ -26,34 +26,12 @@ SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
- .interp : { *(.interp) }
- .hash : { *(.hash) }
- .dynsym : { *(.dynsym) }
- .dynstr : { *(.dynstr) }
- .rel.text : { *(.rel.text) }
- .rela.text : { *(.rela.text) }
- .rel.data : { *(.rel.data) }
- .rela.data : { *(.rela.data) }
- .rel.rodata : { *(.rel.rodata) }
- .rela.rodata : { *(.rela.rodata) }
- .rel.got : { *(.rel.got) }
- .rela.got : { *(.rela.got) }
- .rel.ctors : { *(.rel.ctors) }
- .rela.ctors : { *(.rela.ctors) }
- .rel.dtors : { *(.rel.dtors) }
- .rela.dtors : { *(.rela.dtors) }
- .rel.bss : { *(.rel.bss) }
- .rela.bss : { *(.rela.bss) }
- .rel.plt : { *(.rel.plt) }
- .rela.plt : { *(.rela.plt) }
- .init : { *(.init) }
- .plt : { *(.plt) }
.text :
{
- arch/powerpc/cpu/ppc4xx/start.o (.text)
+ arch/powerpc/cpu/ppc4xx/start.o (.text*)
+ board/amcc/sequoia/init.o (.text*)
- *(.text)
- *(.got1)
+ *(.text*)
}
_etext = .;
PROVIDE (etext = .);
@@ -61,9 +39,6 @@ SECTIONS
{
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
}
- .fini : { *(.fini) } =0
- .ctors : { *(.ctors) }
- .dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
@@ -71,23 +46,19 @@ SECTIONS
PROVIDE (erotext = .);
.reloc :
{
- *(.got)
+ KEEP(*(.got))
_GOT2_TABLE_ = .;
- *(.got2)
+ KEEP(*(.got2))
_FIXUP_TABLE_ = .;
- *(.fixup)
+ KEEP(*(.fixup))
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
- *(.data)
- *(.data1)
- *(.sdata)
- *(.sdata2)
- *(.dynamic)
- CONSTRUCTORS
+ *(.data*)
+ *(.sdata*)
}
_edata = .;
PROVIDE (edata = .);
@@ -113,9 +84,8 @@ SECTIONS
__bss_start = .;
.bss (NOLOAD) :
{
- *(.sbss) *(.scommon)
- *(.dynbss)
- *(.bss)
+ *(.bss*)
+ *(.sbss*)
*(COMMON)
. = ALIGN(4);
}