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microblaze: Select compilation flags via Kconfig

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Remove autogenerated config.mk and select CPU options via Kconfig.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2016-05-24 11:42:26 +02:00
parent 1630d5582c
commit 91eeb80ee7
3 changed files with 29 additions and 10 deletions
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16
board/xilinx/microblaze-generic/Kconfig
View file

@ -9,4 +9,20 @@ config SYS_VENDOR
config SYS_CONFIG_NAME
default "microblaze-generic"
config XILINX_MICROBLAZE0_USE_PCMP_INSTR
int "USE_PCMP_INSTR range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_BARREL
int "USE_BARREL range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_DIV
int "USE_DIV range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_HW_MUL
int "USE_HW_MUL values (0=NONE, 1=MUL32, 2=MUL64)"
default 0
endif

20
board/xilinx/microblaze-generic/config.mk
View file

@ -1,16 +1,16 @@
#
# (C) Copyright 2007 Michal Simek
# (C) Copyright 2007 - 2016 Michal Simek
#
# Michal SIMEK <monstr@monstr.eu>
# Michal SIMEK <monstr@monstr.eu>
#
# SPDX-License-Identifier: GPL-2.0+
#
# CAUTION: This file is a faked configuration !!!
# There is no real target for the microblaze-generic
# configuration. You have to replace this file with
# the generated file from your Xilinx design flow.
#
PLATFORM_CPPFLAGS += -mno-xl-soft-mul
PLATFORM_CPPFLAGS += -mno-xl-soft-div
PLATFORM_CPPFLAGS += -mxl-barrel-shift
# 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-$(CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL) += -mno-xl-soft-mul
CPUFLAGS-$(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
PLATFORM_CPPFLAGS += $(CPUFLAGS-1) $(CPUFLAGS-2)

3
configs/microblaze-generic_defconfig
View file

@ -2,6 +2,9 @@ CONFIG_MICROBLAZE=y
CONFIG_SPL_SYS_MALLOC_SIMPLE=y
CONFIG_SPL_DM=y
CONFIG_TARGET_MICROBLAZE_GENERIC=y
CONFIG_XILINX_MICROBLAZE0_USE_BARREL=1
CONFIG_XILINX_MICROBLAZE0_USE_DIV=1
CONFIG_XILINX_MICROBLAZE0_USE_HW_MUL=1
CONFIG_SYS_TEXT_BASE=0x29000000
CONFIG_DEFAULT_DEVICE_TREE="microblaze-generic"
CONFIG_SPL=y