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################################################################################
# Embtoolkit
# Copyright(C) 2009-2017 Abdoulaye Walsimou GAYE.
#
# This program is free software; you can distribute it and/or modify it
# under the terms of the GNU General Public License
# (Version 2 or later) published by the Free Software Foundation.
#
# This program is distributed in the hope it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
################################################################################
#
# \file mips.mk
# \brief mips.mk of Embtoolkit
# \author Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
# \date May 2009
################################################################################
LINUX_ARCH := mips
__embtk_mips_endian := $(if $(CONFIG_EMBTK_TARGET_ARCH_LITTLE_ENDIAN),el)
__embtk_mips_abi-$(CONFIG_EMBTK_CLIB_EGLIBC) := gnu
__embtk_mips_abi-$(CONFIG_EMBTK_CLIB_GLIBC) := gnu
__embtk_mips_abi := $(or $(__embtk_mips_abi-y),$(embtk_clib))
__embtk_mips_64bit := $(if $(CONFIG_EMBTK_TARGET_ARCH_64BITS),64)
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS1),y)
GNU_TARGET := mips$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mips$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips1
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS2),y)
GNU_TARGET := mips$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mips$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips2
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS3),y)
GNU_TARGET := mips64$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mips64$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips3
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS4),y)
GNU_TARGET := mips64$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mips64$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips4
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS32),y)
GNU_TARGET := mips$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mipsisa32$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips32
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS32R2),y)
GNU_TARGET := mips$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mipsisa32r2$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips32r2
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS64),y)
GNU_TARGET := mips64$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mipsisa64$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips64
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_MIPS64R2),y)
GNU_TARGET := mips64$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mipsisa64r2$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := mips64r2
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_OCTEON),y)
GNU_TARGET := mips64octeon$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mips64octeon$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := octeon
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_OCTEON_PLUS),y)
GNU_TARGET := mips64octeon$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mips64octeon$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := octeon+
endif
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_OCTEON2),y)
GNU_TARGET := mips64octeon$(__embtk_mips_endian)-$(embtk_os)
STRICT_GNU_TARGET := mips64octeon$(__embtk_mips_endian)-$(embtk_manufacturer)-$(embtk_os)-$(__embtk_mips_abi)
GNU_TARGET_ARCH := octeon2
endif
EMBTK_MCU_FLAG := $(GNU_TARGET_ARCH)
#
# GCC configure options
#
GCC_WITH_ARCH := --with-arch=$(GNU_TARGET_ARCH)
# Hard or soft floating point for GCC?
ifeq ($(CONFIG_EMBTK_HARDFLOAT),y)
GCC_WITH_FLOAT := --with-float=hard
LLVM_HOST_WITH_FLOAT := --with-default-float=hard
EMBTK_TARGET_FLOAT_CFLAGS := -mhard-float
__xtools_env_float := hf
else
GCC_WITH_FLOAT := --with-float=soft
LLVM_HOST_WITH_FLOAT := --with-default-float=soft
EMBTK_TARGET_FLOAT_CFLAGS := -msoft-float
__xtools_env_float := sf
endif
# ABI part
ifeq ($(CONFIG_EMBTK_ARCH_MIPS_ABI_O32),y)
GCC_WITH_ABI := --with-abi=32
LLVM_HOST_WITH_ABI := --with-default-abi=o32
EMBTK_TARGET_ABI := -mabi=32
__xtools_env_abi := o32
else ifeq ($(CONFIG_EMBTK_ARCH_MIPS_ABI_N32),y)
GCC_WITH_ABI := --with-abi=n32
LLVM_HOST_WITH_ABI := --with-default-abi=n32
EMBTK_TARGET_ABI := -mabi=n32
__xtools_env_abi := n32
#else ifeq ($(CONFIG_EMBTK_ARCH_MIPS_ABI_EABI),y)
#GCC_WITH_ABI := --with-abi=eabi
#EMBTK_TARGET_ABI := -mabi=eabi
#else ifeq ($(CONFIG_EMBTK_ARCH_MIPS_ABI_O64),y)
#GCC_WITH_ABI := --with-abi=o64
#EMBTK_TARGET_ABI := -mabi=o64
else
GCC_WITH_ABI := --with-abi=64
LLVM_HOST_WITH_ABI := --with-default-abi=n64
EMBTK_TARGET_ABI := -mabi=64
__xtools_env_abi := n64
endif
# Some other flags for TARGET_CFLAGS
EMBTK_TARGET_MCPU :=
EMBTK_TARGET_MARCH := -march=$(EMBTK_MCU_FLAG)
#
# musl options
#
embtk_musl_dlinker := ld-musl-mips$(__embtk_mips_endian)$(if $(CONFIG_EMBTK_SOFTFLOAT),-sf)
#
# misc
#
# Some cross compiler variables
__xtools_archos := mips$(__embtk_mips_64bit)$(__embtk_mips_endian)-$(embtk_os)
__xtools_env := $(GNU_TARGET_ARCH)$(__xtools_env_float)-$(__xtools_env_abi)
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