#!/bin/bash

set -ex

mkdir -p colbuf_io_8k.work
cd colbuf_io_8k.work

glb_pins="C8 F7 G1 H11 H16 J3 K9 R9"

pins="
	A1  A2          A5  A6  A7      A9  A10 A11             A15 A16
	B1  B2  B3  B4  B5  B6  B7  B8  B9  B10 B11 B12 B13 B14 B15 B16
	C1  C2  C3  C4  C5  C6  C7  C8  C9  C10 C11 C12 C13 C14     C16
	D1  D2  D3  D4  D5  D6  D7  D8  D9  D10 D11     D13 D14 D15 D16
	    E2  E3  E4  E5  E6          E9  E10 E11     E13 E14     E16
	F1  F2  F3  F4  F5      F7      F9      F11 F12 F13 F14 F15 F16
	G1  G2  G3  G4  G5                  G10 G11 G12 G13 G14 G15 G16
	H1  H2  H3  H4  H5  H6                  H11 H12 H13 H14     H16
	J1  J2  J3  J4  J5                  J10 J11 J12 J13 J14 J15 J16
	K1      K3  K4  K5              K9      K11 K12 K13 K14 K15 K16
	L1      L3  L4  L5  L6  L7      L9  L10 L11 L12 L13 L14     L16
	M1  M2  M3  M4  M5  M6  M7  M8  M9      M11 M12 M13 M14 M15 M16
	    N2  N3  N4  N5  N6  N7      N9  N10     N12             N16
	P1  P2      P4  P5  P6  P7  P8  P9  P10 P11 P12 P13 P14 P15 P16
	R1  R2  R3  R4  R5  R6          R9  R10 R11 R12     R14 R15 R16
	T1  T2  T3      T5  T6  T7  T8  T9  T10 T11     T13 T14 T15 T16
"
pins="$( echo $pins )"

for pin in $pins; do
	pf="colbuf_io_8k_$pin"
	gpin=$( echo $glb_pins | tr ' ' '\n' | grep -v $pin | sort -R | head -n1; )
	cat > ${pf}.v <<- EOT
		module top (input clk, data, output pin);
			SB_IO #(
				.PIN_TYPE(6'b 0101_00)
			) pin_obuf (
				.PACKAGE_PIN(pin),
				.OUTPUT_CLK(clk),
				.D_OUT_0(data)
			);
		endmodule
	EOT
	echo "set_io pin $pin" > ${pf}.pcf
	echo "set_io clk $gpin" >> ${pf}.pcf
	ICEDEV=hx8k-ct256 bash ../../icecube.sh ${pf}.v > ${pf}.log 2>&1
	../../../icebox/icebox_explain.py ${pf}.asc > ${pf}.exp
	rm -rf ${pf}.tmp
done