#!/bin/bash

if [ "$#" -lt "2" ]
then
	echo "USAGE: $0 <UBOOT-SRC> <SEQUENCER_DEFINES>"
	exit 1
fi

ubootsrc=$1
sequencer_defines=$2
bareboxsrc=.

cd ${bareboxsrc}

copy_source() {
	local src
	local tgt
	src=$1
	tgt=$2

	echo "Merging source code $src to $tgt"

	cp $src $tgt

	unifdef -f ${sequencer_defines} $tgt -o $tgt

	echo "	Fixing extern/static keywords..."
	# Statify all global variables with missing static keyword
	sed -i 's/^\(extern \|static \|\)\([^*#\/ 	][^(]* [^( ]*\((.*).*$\|=.*;.*$\)\)/static \2/g' $tgt
	sed -i 's/^extern /static /g' $tgt

	echo "	Translating altera int types..."
	# Replace altera types
	sed -i 's/alt_u32/uint32_t/g' $tgt
	sed -i 's/alt_u16/uint16_t/g' $tgt
	sed -i 's/alt_16/int16_t/g' $tgt
	sed -i 's/alt_32/int32_t/g' $tgt
	sed -i 's/alt_u8/uint8_t/g' $tgt
	sed -i 's/alt_8/int8_t/g' $tgt
	sed -i 's/#include "alt_types.h"//g' $tgt

	echo "	Fixing include pathes..."
	# Fix include pathes
	sed -i 's/#include <sdram.h>/#include <mach\/sdram.h>/g' $tgt
	sed -i 's/#include "sequencer_auto.h"//g' $tgt

	echo "	Automated readability fixup..."
	indent -npro -kr -i8 -ts8 -sob -l100 -ss -ncs -cp1 -il0 $tgt

	echo "  Running coccinelle cleanups..."
	spatch -sp_file scripts/coccinelle/misc/altera_sequencer.cocci -in_place arch/arm/mach-socfpga/include/mach
}

copy_source ${ubootsrc}/board/altera/socfpga/sdram/sequencer.c arch/arm/mach-socfpga/include/mach/sequencer.c
sed -i 's/static int sdram_calibration(void)/static int socfpga_mem_calibration(void)/g' arch/arm/mach-socfpga/include/mach/sequencer.c

cat <<'EOF' > arch/arm/mach-socfpga/include/mach/sequencer_defines.h
#define TINIT_CNTR1_VAL 32
#define TINIT_CNTR2_VAL 32
#define TINIT_CNTR0_VAL 99
#define TRESET_CNTR1_VAL 99
#define TRESET_CNTR2_VAL 10
#define TRESET_CNTR0_VAL 99
EOF

copy_source ${ubootsrc}/board/altera/socfpga/sdram/sequencer.h arch/arm/mach-socfpga/include/mach/sequencer.h
copy_source ${ubootsrc}/board/altera/socfpga/sdram/tclrpt.h arch/arm/mach-socfpga/include/mach/tclrpt.h
copy_source ${ubootsrc}/board/altera/socfpga/sdram/sdram_io.h arch/arm/mach-socfpga/include/mach/sdram_io.h
cat <<'EOF' >> arch/arm/mach-socfpga/include/mach/sdram_io.h
	#define write_register(BASE, OFFSET, DATA) \
		writel(DATA, ((BASE) + (OFFSET)))
	#define read_register(BASE, OFFSET) \
		readl((BASE) + (OFFSET))
	#define HPS_SDR_BASE 0xffc20000
EOF
copy_source ${ubootsrc}/board/altera/socfpga/sdram/system.h arch/arm/mach-socfpga/include/mach/system.h

#unifdef -f ${sequencer_defines} ${ubootsrc}/board/altera/socfpga/sdram/tclrpt.c -o arch/arm/mach-socfpga/include/mach/tclrpt.c

echo "DONE"