2016-06-03 9:27 GMT+02:00 Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>: > On Thu, Jun 02, 2016 at 10:06:48AM +0200, Raphael Poggi wrote: >> Signed-off-by: Raphael Poggi <poggi.raph@xxxxxxxxx> >> --- >> arch/arm/Makefile | 30 ++++++++++++++++++++++++++++-- >> 1 file changed, 28 insertions(+), 2 deletions(-) >> >> diff --git a/arch/arm/Makefile b/arch/arm/Makefile >> index 5ccdb83..df4832f 100644 >> --- a/arch/arm/Makefile >> +++ b/arch/arm/Makefile >> @@ -1,7 +1,11 @@ >> >> CPPFLAGS += -D__ARM__ -fno-strict-aliasing >> # Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb: >> +ifeq ($(CONFIG_CPU_V8),y) >> +CPPFLAGS +=$(call cc-option,-maarch64,) >> +else >> CPPFLAGS +=$(call cc-option,-marm,) >> +endif >> >> ifeq ($(CONFIG_CPU_BIG_ENDIAN),y) >> CPPFLAGS += -mbig-endian >> @@ -17,7 +21,9 @@ endif >> # at least some of the code would be executed with MMU off, lets be >> # conservative and instruct the compiler not to generate any unaligned >> # accesses >> +ifeq ($(CONFIG_CPU_V8),n) >> CFLAGS += -mno-unaligned-access >> +endif >> >> >> # This selects which instruction set is used. >> @@ -33,12 +39,17 @@ arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t >> tune-$(CONFIG_CPU_ARM920T) :=-mtune=arm9tdmi >> tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi >> tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale >> +arch-$(CONFIG_CPU_64v8) := -D__LINUX_ARM_ARCH__=8 $(call cc-option,-march=armv8-a) > > Can we move this above the arch-$(CONFIG_CPU_32v7) line? Yes, no problem. > >> >> +ifeq ($(CONFIG_CPU_V8), y) >> +CFLAGS_ABI :=-mabi=lp64 >> +else >> ifeq ($(CONFIG_AEABI),y) >> CFLAGS_ABI :=-mabi=aapcs-linux -mno-thumb-interwork >> else >> CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,) >> endif >> +endif >> >> ifeq ($(CONFIG_ARM_UNWIND),y) >> CFLAGS_ABI +=-funwind-tables >> @@ -51,8 +62,13 @@ CFLAGS_THUMB2 :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN) >> AFLAGS_THUMB2 :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb >> endif >> >> +ifeq ($(CONFIG_CPU_V8), y) >> +CPPFLAGS += $(CFLAGS_ABI) $(arch-y) $(tune-y) >> +AFLAGS += -include asm/unified.h >> +else >> CPPFLAGS += $(CFLAGS_ABI) $(arch-y) $(tune-y) -msoft-float $(CFLAGS_THUMB2) >> AFLAGS += -include asm/unified.h -msoft-float $(AFLAGS_THUMB2) >> +endif >> >> # Machine directory name. This list is sorted alphanumerically >> # by CONFIG_* macro name. >> @@ -78,6 +94,7 @@ machine-$(CONFIG_ARCH_VEXPRESS) := vexpress >> machine-$(CONFIG_ARCH_TEGRA) := tegra >> machine-$(CONFIG_ARCH_UEMD) := uemd >> machine-$(CONFIG_ARCH_ZYNQ) := zynq >> +machine-$(CONFIG_ARCH_VIRT) := virt > > This hunk belongs to the patch adding mach-virt. Oops you are right, I will correct it in v2. > > Otherwise this looks fine to me. > > Sascha > > -- > Pengutronix e.K. | | > Industrial Linux Solutions | http://www.pengutronix.de/ | > Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | > Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | > > _______________________________________________ > barebox mailing list > barebox@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/barebox _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
