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-rw-r--r--Makefile13
-rw-r--r--README.md2
2 files changed, 9 insertions, 6 deletions
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)
diff --git a/README.md b/README.md
index e7437ad..73c1b89 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ https://www.sifive.com/boards
For OpenOCD and/or RISC-V GNU Toolchain, download the .tar.gz for your platform,
and unpack it to your desired location. Then, use the `RISCV_PATH` and
-`RISCV_OPENOCD_PATH` variables when attempting to use the tools:
+`RISCV_OPENOCD_PATH` variables when using the tools:
```
cp openocd-<date>-<platform>.tar.gz /my/desired/location/