# Copyright (c) 2019 ARM Limited
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# this software without specific prior written permission.
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ARCH = x86
CC = gcc
CFLAGS = -static -O2
OUT = $(OUTDIR)/m5_exit
OUTDIR = ./
SQUASHFS = $(OUT).squashfs
SQUASHFS_ROOT = $(OUTDIR)/squashfs_root
INIT = $(SQUASHFS_ROOT)/sbin/init

.PHONY: all squashfs

all: $(OUT)

$(OUT): m5-exit.c
	$(CROSS_COMPILE)$(CC) \
	-DM5 \
	-I $(CURDIR)/../../../../include/ \
	-o $@ \
	$(CFLAGS) \
	$(CURDIR)/../../../../util/m5/m5op_$(ARCH).S \
	$<

squashfs: $(SQUASHFS)

$(SQUASHFS): $(OUT)
	mkdir -p $$(dirname $(INIT))
	cp $< $(INIT)
	mksquashfs $(SQUASHFS_ROOT) $(SQUASHFS)

clean:
	rm -fr $(SQUASHFS) $(SQUASHFS_ROOT) $(OUT)