X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fconfig.mk;h=461899eabc741d2ce95b02d3112014556205bde5;hb=ae3509dc32979b6b64c3ab59183a890d1038320d;hp=3f4453a23406ff277ce57ed1803971e60b71af9f;hpb=ee3a55fdf00b54391e406217e53674449e70d78b;p=u-boot diff --git a/arch/arm/config.mk b/arch/arm/config.mk index 3f4453a234..461899eabc 100644 --- a/arch/arm/config.mk +++ b/arch/arm/config.mk @@ -24,13 +24,16 @@ CROSS_COMPILE ?= arm-linux- ifndef CONFIG_STANDALONE_LOAD_ADDR -ifeq ($(SOC),omap3) +ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),) CONFIG_STANDALONE_LOAD_ADDR = 0x80300000 else CONFIG_STANDALONE_LOAD_ADDR = 0xc100000 endif endif +# Support generic board on ARM +__HAVE_ARCH_GENERIC_BOARD := y + PLATFORM_CPPFLAGS += -DCONFIG_ARM -D__ARM__ # Choose between ARM/Thumb instruction sets @@ -84,6 +87,22 @@ endif endif # needed for relocation -ifndef CONFIG_NAND_SPL LDFLAGS_u-boot += -pie + +# +# FIXME: binutils versions < 2.22 have a bug in the assembler where +# branches to weak symbols can be incorrectly optimized in thumb mode +# to a short branch (b.n instruction) that won't reach when the symbol +# gets preempted +# +# http://sourceware.org/bugzilla/show_bug.cgi?id=12532 +# +ifeq ($(CONFIG_SYS_THUMB_BUILD),y) +ifeq ($(GAS_BUG_12532),) +export GAS_BUG_12532:=$(shell if [ $(call binutils-version) -lt 0222 ] ; \ + then echo y; else echo n; fi) +endif +ifeq ($(GAS_BUG_12532),y) +PLATFORM_RELFLAGS += -fno-optimize-sibling-calls +endif endif