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authorMichael Schwingen <michael@schwingen.org>2011-05-23 00:00:03 +0200
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-06-23 08:24:55 +0200
commit66463e60dff59716eb323cc1e219189c0fd8671c (patch)
treef0d78b9b872590717e2bf58d91fe9f9182786204
parent363613a08ddeb258d3acde3e8c9b9340e3ab2d4d (diff)
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use -ffunction-sections / --gc-sections on IXP42x
Signed-off-by: Michael Schwingen <michael@schwingen.org>
-rw-r--r--arch/arm/cpu/ixp/config.mk5
-rw-r--r--arch/arm/cpu/ixp/u-boot.lds8
2 files changed, 9 insertions, 4 deletions
diff --git a/arch/arm/cpu/ixp/config.mk b/arch/arm/cpu/ixp/config.mk
index deca3f4..5868cba 100644
--- a/arch/arm/cpu/ixp/config.mk
+++ b/arch/arm/cpu/ixp/config.mk
@@ -27,6 +27,11 @@ BIG_ENDIAN = y
PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float -mbig-endian
PLATFORM_CPPFLAGS += -mbig-endian -march=armv5te -mtune=strongarm1100
+
+# -fdata-sections triggers "section .bss overlaps section .rel.dyn" linker error
+PLATFORM_RELFLAGS += -ffunction-sections
+LDFLAGS_u-boot += --gc-sections
+
# =========================================================================
#
# Supply options according to compiler version
diff --git a/arch/arm/cpu/ixp/u-boot.lds b/arch/arm/cpu/ixp/u-boot.lds
index 3587f8a..7199de4 100644
--- a/arch/arm/cpu/ixp/u-boot.lds
+++ b/arch/arm/cpu/ixp/u-boot.lds
@@ -31,8 +31,8 @@ SECTIONS
. = ALIGN(4);
.text :
{
- arch/arm/cpu/ixp/start.o(.text)
- *(.text)
+ arch/arm/cpu/ixp/start.o(.text*)
+ *(.text*)
}
. = ALIGN(4);
@@ -40,7 +40,7 @@ SECTIONS
. = ALIGN(4);
.data : {
- *(.data)
+ *(.data*)
}
. = ALIGN(4);
@@ -67,7 +67,7 @@ SECTIONS
.bss __rel_dyn_start (OVERLAY) : {
__bss_start = .;
- *(.bss)
+ *(.bss*)
. = ALIGN(4);
__bss_end__ = .;
}