1 files changed, 63 insertions, 0 deletions
diff --git a/arch/riscv/supervisor/hsm/Makefile b/arch/riscv/supervisor/hsm/Makefile
new file mode 100644
index 0000000..b799cf1
--- /dev/null
+++ b/arch/riscv/supervisor/hsm/Makefile
@@ -0,0 +1,63 @@
+V =
+ifeq ($(strip $(V)),)
+	E = @echo
+	Q = @
+else
+	E = @\#
+	Q =
+endif
+
+CC    = $(CROSS_COMPILE)gcc$(CC_SUFFIX)
+LD    = $(CROSS_COMPILE)ld
+QEMU ?= qemu-system-riscv64
+
+SRC    = $(filter-out hsm.ld.S, $(wildcard *.S *.c))
+OBJ    = $(patsubst %.c,%.o,$(patsubst %.S,%.o,$(SRC)))
+LINKER = hsm.ld
+KERNEL = hsm
+
+ISA      ?= rv64imafdc_zicntr_zicsr_zifencei_zihpm_zca_zcd_zba_zbb
+ASFLAGS   = -march=$(ISA) -mabi=lp64d -mcmodel=medany -fno-PIE -g
+CCFLAGS   = $(ASFLAGS) -std=gnu17 -nostdinc -nostdlib -O0
+WARNINGS  = -Werror -Wpedantic -Wall -Wextra -Wcast-align -Wcast-qual -Winit-self \
+            -Wmissing-include-dirs -Wredundant-decls -Wshadow -Wsign-conversion \
+            -Wswitch-default -Wundef -Wunreachable-code
+CCFLAGS  += $(WARNINGS)
+LDFLAGS   = -static -melf64lriscv -z noexecstack -T $(LINKER)
+QEMU_FLAGS += -nographic
+
+CPUS ?= 4
+
+.PHONY: hsm
+$(KERNEL): config $(OBJ)
+	$(Q) $(CC) -E $(LINKER).S -Iinclude/ -o $(LINKER)
+
+	$(E) "	LD	" $@
+	$(Q) $(LD) $(LDFLAGS) $(OBJ) -o $(KERNEL)
+
+.PHONY: config
+config:
+	$(Q) rm -f config.h
+	$(Q) echo "#ifndef __CONFIG_H__" >> config.h
+	$(Q) echo "#define __CONFIG_H__" >> config.h
+	$(Q) echo -e "\n#define NR_CPUS $(CPUS)\n" >> config.h
+	$(Q) echo "#if (NR_CPUS < 2 || NR_CPUS > 9)" >> config.h
+	$(Q) echo "	#error \"Use a value of 'CPUS' > 1 and < 10\"" >> config.h
+	$(Q) echo -e "#endif // #if (NR_CPUS < 2 || NR_CPUS > 9)\n" >> config.h
+	$(Q) echo "#endif // __CONFIG_H__" >> config.h
+
+.c.o:
+	$(E) "	CC	" $(basename $@)
+	$(Q) $(CC) $(CCFLAGS) -c $< -o $@
+
+.S.o:
+	$(E) "	CC	" $(basename $@)
+	$(Q) $(CC) $(CCFLAGS) -c $< -o $@
+
+.PHONY: clean
+clean:
+	$(Q) rm -f *.o $(KERNEL) $(LINKER) config.h
+
+.PHONY: qemu
+qemu: clean $(KERNEL)
+	$(Q) $(QEMU) $(QEMU_FLAGS) -smp $(CPUS) -machine virt -kernel $(KERNEL)