From 4ad1096e487f6bd03ec235263259aa97ef9cb2f1 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Tue, 24 May 2016 13:23:59 +0200 Subject: [PATCH] microblaze: Add option to pass cpu version number Toolchain can use some flags by default based on cpu version. Signed-off-by: Michal Simek --- board/xilinx/microblaze-generic/Kconfig | 4 ++++ board/xilinx/microblaze-generic/config.mk | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/board/xilinx/microblaze-generic/Kconfig b/board/xilinx/microblaze-generic/Kconfig index 01c157e715..c8b11ca82e 100644 --- a/board/xilinx/microblaze-generic/Kconfig +++ b/board/xilinx/microblaze-generic/Kconfig @@ -25,4 +25,8 @@ config XILINX_MICROBLAZE0_USE_HW_MUL int "USE_HW_MUL values (0=NONE, 1=MUL32, 2=MUL64)" default 0 +config XILINX_MICROBLAZE0_HW_VER + string "Core version number" + default 7.10.d + endif diff --git a/board/xilinx/microblaze-generic/config.mk b/board/xilinx/microblaze-generic/config.mk index 4b033f7d9e..1dee2d6e3a 100644 --- a/board/xilinx/microblaze-generic/config.mk +++ b/board/xilinx/microblaze-generic/config.mk @@ -6,6 +6,8 @@ # SPDX-License-Identifier: GPL-2.0+ # +CPU_VER := $(shell echo $(CONFIG_XILINX_MICROBLAZE0_HW_VER)) + # USE_HW_MUL can be 0, 1, or 2, defining a hierarchy of HW Mul support. CPUFLAGS-$(subst 1,,$(CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL)) += -mxl-multiply-high CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL) += -mno-xl-soft-mul @@ -13,4 +15,6 @@ CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_DIV) += -mno-xl-soft-div CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_BARREL) += -mxl-barrel-shift CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR) += -mxl-pattern-compare +CPUFLAGS-1 += $(call cc-option,-mcpu=v$(CPU_VER)) + PLATFORM_CPPFLAGS += $(CPUFLAGS-1) $(CPUFLAGS-2)