On Wed, May 31, 2017 at 08:27:05AM +0100, Phil Edworthy wrote: > The branch instruction only has an 11-bit relative target address, which > is sometimes not enough. > > Signed-off-by: Phil Edworthy <phil.edwor...@renesas.com> > --- > v2: > - Use W(b) instead of ldr+mov. Using this macro requires > CONFIG_ARM_ASM_UNIFIED and CONFIG_THUMB2_KERNEL to be defined. > --- > arch/arm/cpu/armv7m/Makefile | 3 +++ > arch/arm/cpu/armv7m/start.S | 4 +++- > 2 files changed, 6 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/cpu/armv7m/Makefile b/arch/arm/cpu/armv7m/Makefile > index 257fc7f..df1fc95 100644 > --- a/arch/arm/cpu/armv7m/Makefile > +++ b/arch/arm/cpu/armv7m/Makefile > @@ -8,3 +8,6 @@ > extra-y := start.o > obj-y += cpu.o cache.o mpu.o > obj-$(CONFIG_SYS_ARCH_TIMER) += systick-timer.o > + > +asflags-y += -DCONFIG_ARM_ASM_UNIFIED > +asflags-y += -DCONFIG_THUMB2_KERNEL
Lets move these two symbols to Kconfig and select them on CPU_V7M, thanks! -- Tom
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