1 files changed, 44 insertions, 0 deletions
diff --git a/bsp/env/common.mk b/bsp/env/common.mk
new file mode 100644
index 0000000..42c0f96
--- /dev/null
+++ b/bsp/env/common.mk
@@ -0,0 +1,44 @@
+# See LICENSE for license details.
+
+BOARD ?= freedom-e300-hifive1
+ENV_DIR = $(BSP_BASE)/env
+PLATFORM_DIR = $(ENV_DIR)/$(BOARD)
+
+ASM_SRCS += $(PLATFORM_DIR)/entry.S
+C_SRCS += $(PLATFORM_DIR)/init.c
+C_SRCS += $(ENV_DIR)/syscall.c
+
+LINKER_SCRIPT := $(PLATFORM_DIR)/link.lds
+
+INCLUDES += -I.
+INCLUDES += -I$(BSP_BASE)/include
+INCLUDES += -I$(ENV_DIR)
+INCLUDES += -I$(PLATFORM_DIR)
+
+CC := $(BSP_BASE)/../toolchain/bin/riscv32-unknown-elf-gcc
+
+LDFLAGS += -T $(LINKER_SCRIPT) -nostdlib -nostartfiles -lc -lgcc
+LDFLAGS += -L$(ENV_DIR)
+
+ASM_OBJS := $(patsubst %.S,%.o,$(ASM_SRCS))
+C_OBJS := $(patsubst %.c,%.o,$(C_SRCS))
+
+LINK_OBJS += $(ASM_OBJS) $(C_OBJS)
+
+CFLAGS += -g
+
+$(TARGET): $(LINK_OBJS) $(LINKER_SCRIPT)
+	$(CC) $(CFLAGS) $(INCLUDES) $(LINK_OBJS) -o $@ $(LDFLAGS)
+
+$(ASM_OBJS): %.o: %.S $(HEADERS)
+	$(CC) $(CFLAGS) $(INCLUDES) -c -o $@ $<
+
+$(C_OBJS): %.o: %.c $(HEADERS)
+	$(CC) $(CFLAGS) $(INCLUDES) -c -o $@ $<
+
+all: $(TARGET)
+
+clean:
+	rm -f $(TARGET) $(LINK_OBJS)
+
+.PHONY: all clean