From 917b2ee5cc51471550bbe56ba1ab6afe3161fd13 Mon Sep 17 00:00:00 2001 From: Palmer Dabbelt Date: Wed, 12 Dec 2018 14:42:56 -0800 Subject: Allow users to set a CROSS_COMPLIE argument This allows users to select a different cross complier than the default 'riscv64-unknown-elf'. Signed-off-by: Palmer Dabbelt --- Makefile | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'Makefile') diff --git a/Makefile b/Makefile index e5e5216..5b1b186 100644 --- a/Makefile +++ b/Makefile @@ -2,6 +2,9 @@ # Configuration ############################################################# +# Allow users to select a different cross compiler. +CROSS_COMPILE ?= riscv64-unknown-elf + # Allows users to create Makefile.local or ../Makefile.project with # configuration variables, so they don't have to be set on the command-line # every time. @@ -96,11 +99,11 @@ toolchain_prefix := $(toolchain_builddir)/prefix RISCV_PATH ?= $(toolchain_prefix) -RISCV_GCC := $(abspath $(RISCV_PATH)/bin/riscv64-unknown-elf-gcc) -RISCV_GXX := $(abspath $(RISCV_PATH)/bin/riscv64-unknown-elf-g++) -RISCV_OBJDUMP := $(abspath $(RISCV_PATH)/bin/riscv64-unknown-elf-objdump) -RISCV_GDB := $(abspath $(RISCV_PATH)/bin/riscv64-unknown-elf-gdb) -RISCV_AR := $(abspath $(RISCV_PATH)/bin/riscv64-unknown-elf-ar) +RISCV_GCC := $(abspath $(RISCV_PATH)/bin/$(CROSS_COMPILE)-gcc) +RISCV_GXX := $(abspath $(RISCV_PATH)/bin/$(CROSS_COMPILE)-g++) +RISCV_OBJDUMP := $(abspath $(RISCV_PATH)/bin/$(CROSS_COMPILE)-objdump) +RISCV_GDB := $(abspath $(RISCV_PATH)/bin/$(CROSS_COMPILE)-gdb) +RISCV_AR := $(abspath $(RISCV_PATH)/bin/$(CROSS_COMPILE)-ar) PATH := $(abspath $(RISCV_PATH)/bin):$(PATH) -- cgit v1.2.3