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#!/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

	dos2unix $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 paths..."
	# Fix include pathes
	sed -i 's/#include <sdram.h>/#include <mach\/cyclone5-sdram.h>/g' $tgt
	sed -i 's/#include "sequencer_auto.h"//g' $tgt
	sed -i 's/#include "sequencer.h"/#include "cyclone5-sequencer.h"/g' $tgt

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

	echo "  Whitespace cleanup..."
	sed -i 's/[ \t]\+$//' $tgt

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

	echo "  Cleanup header..."
	sed -i 's/^static void rw_mgr_mem_calibrate_eye_diag_aid(void);$//g' $tgt
	sed -i 's/^static void rw_mgr_load_mrs_calib(void);$//g' $tgt
	sed -i 's/^static void rw_mgr_load_mrs_exec(void);$//g' $tgt
	sed -i 's/^static void scc_mgr_set_group_dqs_io_and_oct_out2_gradual(uint32_t write_group, uint32_t delay);$//g' $tgt
	sed -i 's/^static void rw_mgr_incr_vfifo_auto(uint32_t grp);$//g' $tgt
	sed -i 's/^static void rw_mgr_decr_vfifo_auto(uint32_t grp);$//g' $tgt
}

copy_source ${ubootsrc}/board/altera/socfpga/sdram/sequencer.c arch/arm/mach-socfpga/include/mach/cyclone5-sequencer.c
sed -i 's/static int sdram_calibration(void)/static int socfpga_mem_calibration(void)/g' arch/arm/mach-socfpga/include/mach/cyclone5-sequencer.c

copy_source ${ubootsrc}/board/altera/socfpga/sdram/sequencer.h arch/arm/mach-socfpga/include/mach/cyclone5-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

echo "DONE"