[U-Boot] [PATCH 12/13] add support for function-sections

Michael Schwingen
2010-12-28T12:43:30Z

config.mk | 6 ++++++
include/configs/actux1.h | 1 +
include/configs/actux2.h | 1 +
include/configs/actux3.h | 1 +
include/configs/actux4.h | 1 +
5 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/config.mk b/config.mk
index 66f8fe6..f7c7760 100644
--- a/config.mk
+++ b/config.mk
@@ -152,6 +152,9 @@ endif
RELFLAGS= $(PLATFORM_RELFLAGS)
DBGFLAGS= -g # -DDEBUG
OPTFLAGS= -Os #-fomit-frame-pointer
+ifeq ($(CONFIG_USE_FUNCTION_SECTIONS),y)
+OPTFLAGS += -ffunction-sections
+endif
ifndef LDSCRIPT
#LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot.lds.debug
ifeq ($(CONFIG_NAND_U_BOOT),y)
@@ -205,6 +208,9 @@ endif
AFLAGS := $(AFLAGS_DEBUG) -D__ASSEMBLY__ $(CPPFLAGS)

LDFLAGS += -Bstatic -T $(obj)u-boot.lds $(PLATFORM_LDFLAGS)
+ifeq ($(CONFIG_USE_FUNCTION_SECTIONS),y)
+LDFLAGS += --gc-sections
+endif
ifneq ($(CONFIG_SYS_TEXT_BASE),)
LDFLAGS += -Ttext $(CONFIG_SYS_TEXT_BASE)
endif
diff --git a/include/configs/actux1.h b/include/configs/actux1.h
index 2ffedf1..e4f7358 100644
--- a/include/configs/actux1.h
+++ b/include/configs/actux1.h
@@ -28,6 +28,7 @@

#define CONFIG_IXP425 1
#define CONFIG_ACTUX1 1
+#define CONFIG_USE_FUNCTION_SECTIONS 1

#define CONFIG_DISPLAY_CPUINFO 1
#define CONFIG_DISPLAY_BOARDINFO 1
diff --git a/include/configs/actux2.h b/include/configs/actux2.h
index 4ba3ce0..bef5bc0 100644
--- a/include/configs/actux2.h
+++ b/include/configs/actux2.h
@@ -28,6 +28,7 @@

#define CONFIG_IXP425 1
#define CONFIG_ACTUX2 1
+#define CONFIG_USE_FUNCTION_SECTIONS 1

#define CONFIG_DISPLAY_CPUINFO 1
#define CONFIG_DISPLAY_BOARDINFO 1
diff --git a/include/configs/actux3.h b/include/configs/actux3.h
index 4b9b496..33d2db1 100644
--- a/include/configs/actux3.h
+++ b/include/configs/actux3.h
@@ -28,6 +28,7 @@

#define CONFIG_IXP425 1
#define CONFIG_ACTUX3 1
+#define CONFIG_USE_FUNCTION_SECTIONS 1

#define CONFIG_DISPLAY_CPUINFO 1
#define CONFIG_DISPLAY_BOARDINFO 1
diff --git a/include/configs/actux4.h b/include/configs/actux4.h
index ac7d1ba..ed68302 100644
--- a/include/configs/actux4.h
+++ b/include/configs/actux4.h
@@ -28,6 +28,7 @@

#define CONFIG_IXP425 1
#define CONFIG_ACTUX4 1
+#define CONFIG_USE_FUNCTION_SECTIONS 1

#define CONFIG_DISPLAY_CPUINFO 1
#define CONFIG_DISPLAY_BOARDINFO 1
--
1.7.2.3